LD_PRELOAD: stateless LDP
- Refactor LDP to be stateless.
- Use upper bit of fd to identify
tag as VCL session.
- Clean up debug output.
- Add VCOM config env vars for
app name and sid bit.
- Add VCL get/set attributes
- Add VCL poll implementation.
Change-Id: I4603ae88254c460a024fdb79fe91c6d1ef9bc7b9
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
diff --git a/src/vcl.am b/src/vcl.am
index 763efc2..642cb35 100644
--- a/src/vcl.am
+++ b/src/vcl.am
@@ -33,7 +33,6 @@
libvcl_ldpreload_la_SOURCES += \
vcl/vcom_socket_wrapper.c \
vcl/vcom.c \
- vcl/vcom_socket.c \
$(libvppcom_la_SOURCES) \
$(libvppinfra_la_SOURCES) \
$(libvlib_la_SOURCES) \
@@ -43,8 +42,7 @@
nobase_include_HEADERS += \
vcl/vcom_socket_wrapper.h \
vcl/vcom_glibc_socket.h \
- vcl/vcom.h \
- vcl/vcom_socket.h
+ vcl/vcom.h
noinst_PROGRAMS += \
vcl_test_server \
diff --git a/src/vcl/sock_test.h b/src/vcl/sock_test.h
index 281ba6f..b4a22ad 100644
--- a/src/vcl/sock_test.h
+++ b/src/vcl/sock_test.h
@@ -157,7 +157,8 @@
{
int errno_val = errno;
perror ("ERROR in sock_test_buf_alloc()");
- fprintf (stderr, "ERROR: Buffer allocation failed (errno = %d)!\n"
+ fprintf (stderr, "SOCK_TEST: ERROR: Buffer allocation "
+ "failed (errno = %d)!\n"
" Using buffer size %d instead of desired"
" size (%d)\n", errno_val, *bufsize, alloc_size);
}
@@ -340,8 +341,8 @@
{
errno_val = errno;
perror ("ERROR in sock_test_read()");
- fprintf (stderr, "ERROR: socket read failed (errno = %d)!\n",
- errno_val);
+ fprintf (stderr, "SOCK_TEST: ERROR: socket read "
+ "failed (errno = %d)!\n", errno_val);
errno = errno_val;
}
else if (stats)
@@ -392,8 +393,8 @@
stats->tx_incomp++;
if (verbose)
{
- printf ("WARNING: bytes written (%d) != bytes to write (%d)!\n",
- tx_bytes, nbytes);
+ printf ("SOCK_TEST: WARNING: bytes written (%d) "
+ "!= bytes to write (%d)!\n", tx_bytes, nbytes);
}
}
@@ -403,8 +404,8 @@
{
errno_val = errno;
perror ("ERROR in sock_test_write()");
- fprintf (stderr, "ERROR: socket write failed (errno = %d)!\n",
- errno_val);
+ fprintf (stderr, "SOCK_TEST: ERROR: socket write failed "
+ "(errno = %d)!\n", errno_val);
}
else if (stats)
stats->tx_bytes += tx_bytes;
diff --git a/src/vcl/sock_test_client.c b/src/vcl/sock_test_client.c
index 41ee4be..563b05f 100644
--- a/src/vcl/sock_test_client.c
+++ b/src/vcl/sock_test_client.c
@@ -54,7 +54,8 @@
sizeof (ctrl->cfg), NULL, ctrl->cfg.verbose);
if (tx_bytes < 0)
{
- fprintf (stderr, "ERROR: write test cfg failed (%d)!\n", tx_bytes);
+ fprintf (stderr, "CLIENT: ERROR: write test cfg failed (%d)!\n",
+ tx_bytes);
return tx_bytes;
}
@@ -65,7 +66,7 @@
if (rl_cfg->magic != SOCK_TEST_CFG_CTRL_MAGIC)
{
- fprintf (stderr, "ERROR: Bad server reply cfg -- aborting!\n");
+ fprintf (stderr, "CLIENT: ERROR: Bad server reply cfg -- aborting!\n");
return -1;
}
if (socket->cfg.verbose)
@@ -76,8 +77,8 @@
if ((rx_bytes != sizeof (sock_test_cfg_t))
|| !sock_test_cfg_verify (rl_cfg, &ctrl->cfg))
{
- fprintf (stderr,
- "ERROR: Invalid config received from server -- aborting!\n");
+ fprintf (stderr, "CLIENT: ERROR: Invalid config received "
+ "from server -- aborting!\n");
sock_test_cfg_dump (rl_cfg, 1 /* is_client */ );
return -1;
}
@@ -141,7 +142,8 @@
if (rv < 0)
{
perror ("select()");
- fprintf (stderr, "\nERROR: select() failed -- aborting test!\n");
+ fprintf (stderr, "\nCLIENT: ERROR: select() failed -- "
+ "aborting test!\n");
return;
}
else if (rv == 0)
@@ -163,8 +165,8 @@
&tsock->stats, ctrl->cfg.verbose);
if (tx_bytes < 0)
{
- fprintf (stderr, "\nERROR: sock_test_write(%d) failed "
- "-- aborting test!\n", tsock->fd);
+ fprintf (stderr, "\nCLIENT: ERROR: sock_test_write(%d) "
+ "failed -- aborting test!\n", tsock->fd);
return;
}
@@ -184,9 +186,9 @@
tsock->fd, rx_bytes, tsock->rxbuf);
if (tsock->stats.rx_bytes != tsock->stats.tx_bytes)
- printf
- ("WARNING: bytes read (%lu) != bytes written (%lu)!\n",
- tsock->stats.rx_bytes, tsock->stats.tx_bytes);
+ printf ("CLIENT: WARNING: bytes read (%lu) "
+ "!= bytes written (%lu)!\n",
+ tsock->stats.rx_bytes, tsock->stats.tx_bytes);
}
}
@@ -265,7 +267,7 @@
if (sock_test_cfg_sync (ctrl))
{
- fprintf (stderr, "ERROR: test cfg sync failed -- aborting!");
+ fprintf (stderr, "CLIENT: ERROR: test cfg sync failed -- aborting!");
return;
}
@@ -312,7 +314,8 @@
if (rv < 0)
{
perror ("select()");
- fprintf (stderr, "\nERROR: select() failed -- aborting test!\n");
+ fprintf (stderr, "\nCLIENT: ERROR: select() failed -- "
+ "aborting test!\n");
return;
}
else if (rv == 0)
@@ -325,6 +328,15 @@
(tsock->stats.stop.tv_nsec == 0)))
continue;
+ if ((test == SOCK_TEST_TYPE_BI) &&
+ FD_ISSET (tsock->fd, rfdset) &&
+ (tsock->stats.rx_bytes < ctrl->cfg.total_bytes))
+ {
+ (void) sock_test_read (tsock->fd,
+ (uint8_t *) tsock->rxbuf,
+ tsock->rxbuf_size, &tsock->stats);
+ }
+
if (FD_ISSET (tsock->fd, wfdset) &&
(tsock->stats.tx_bytes < ctrl->cfg.total_bytes))
{
@@ -334,21 +346,12 @@
ctrl->cfg.verbose);
if (tx_bytes < 0)
{
- fprintf (stderr, "\nERROR: sock_test_write(%d) failed "
- "-- aborting test!\n", tsock->fd);
+ fprintf (stderr, "\nCLIENT: ERROR: sock_test_write(%d) "
+ "failed -- aborting test!\n", tsock->fd);
return;
}
}
- if ((test == SOCK_TEST_TYPE_BI) &&
- FD_ISSET (tsock->fd, rfdset) &&
- (tsock->stats.rx_bytes < ctrl->cfg.total_bytes))
- {
- (void) sock_test_read (tsock->fd,
- (uint8_t *) tsock->rxbuf,
- tsock->rxbuf_size, &tsock->stats);
- }
-
if (((test == SOCK_TEST_TYPE_UNI) &&
(tsock->stats.tx_bytes >= ctrl->cfg.total_bytes)) ||
((test == SOCK_TEST_TYPE_BI) &&
@@ -366,7 +369,7 @@
if (sock_test_cfg_sync (ctrl))
{
- fprintf (stderr, "ERROR: test cfg sync failed -- aborting!");
+ fprintf (stderr, "CLIENT: ERROR: test cfg sync failed -- aborting!");
return;
}
@@ -409,7 +412,7 @@
ctrl->cfg.test = SOCK_TEST_TYPE_ECHO;
if (sock_test_cfg_sync (ctrl))
- fprintf (stderr, "ERROR: post-test cfg sync failed!");
+ fprintf (stderr, "CLIENT: ERROR: post-test cfg sync failed!");
printf ("CLIENT (fd %d): %s-directional Stream Test Complete!\n"
SOCK_TEST_BANNER_STRING "\n", ctrl->fd,
@@ -491,7 +494,8 @@
{
errno_val = errno;
perror ("ERROR in sock_test_connect_test_sockets()");
- fprintf (stderr, "ERROR: socket failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "CLIENT: ERROR: socket failed (errno = %d)!\n",
+ errno_val);
return -1;
}
@@ -518,7 +522,7 @@
{
errno_val = errno;
perror ("ERROR in sock_test_connect_test_sockets()");
- fprintf (stderr, "ERROR: socket failed (errno = %d)!\n",
+ fprintf (stderr, "CLIENT: ERROR: socket failed (errno = %d)!\n",
errno_val);
return tsock->fd;
}
@@ -539,8 +543,8 @@
{
errno_val = errno;
perror ("ERROR in sock_test_connect_test_sockets()");
- fprintf (stderr, "ERROR: connect failed (errno = %d)!\n",
- errno_val);
+ fprintf (stderr, "CLIENT: ERROR: connect failed "
+ "(errno = %d)!\n", errno_val);
return -1;
}
tsock->cfg = ctrl->cfg;
@@ -562,7 +566,7 @@
{
#define INDENT "\n "
- printf ("Test configuration commands:"
+ printf ("CLIENT: Test configuration commands:"
INDENT SOCK_TEST_TOKEN_HELP
"\t\t\tDisplay help."
INDENT SOCK_TEST_TOKEN_EXIT
@@ -600,8 +604,8 @@
sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
}
else
- fprintf (stderr,
- "ERROR: Invalid txbuf size (%lu) < minimum buf size (%u)!\n",
+ fprintf (stderr, "CLIENT: ERROR: Invalid txbuf size (%lu) < "
+ "minimum buf size (%u)!\n",
txbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
}
@@ -621,7 +625,7 @@
}
else
{
- fprintf (stderr, "ERROR: invalid num writes: %u\n", num_writes);
+ fprintf (stderr, "CLIENT: ERROR: invalid num writes: %u\n", num_writes);
}
}
@@ -643,7 +647,8 @@
}
else
{
- fprintf (stderr, "ERROR: invalid num test sockets: %u, (%d max)\n",
+ fprintf (stderr, "CLIENT: ERROR: invalid num test sockets: "
+ "%u, (%d max)\n",
num_test_sockets, SOCK_TEST_CFG_MAX_TEST_SCKTS);
}
}
@@ -664,8 +669,8 @@
sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
}
else
- fprintf (stderr,
- "ERROR: Invalid rxbuf size (%lu) < minimum buf size (%u)!\n",
+ fprintf (stderr, "CLIENT: ERROR: Invalid rxbuf size (%lu) < "
+ "minimum buf size (%u)!\n",
rxbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
}
@@ -772,14 +777,15 @@
if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sockets) != 1)
if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sockets) != 1)
{
- fprintf (stderr, "ERROR: Invalid value for option -%c!\n", c);
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
print_usage_and_exit ();
}
if (!ctrl->cfg.num_test_sockets ||
(ctrl->cfg.num_test_sockets > FD_SETSIZE))
{
- fprintf (stderr, "ERROR: Invalid number of sockets (%d)"
- "specified for option -%c!\n"
+ fprintf (stderr, "CLIENT: ERROR: Invalid number of "
+ "sockets (%d) specified for option -%c!\n"
" Valid range is 1 - %d\n",
ctrl->cfg.num_test_sockets, c, FD_SETSIZE);
print_usage_and_exit ();
@@ -787,7 +793,7 @@
break;
case 'w':
- fprintf (stderr, "Writing test results to files is TBD.\n");
+ fprintf (stderr, "CLIENT: Writing test results to files is TBD.\n");
break;
case 'X':
@@ -797,8 +803,8 @@
case 'E':
if (strlen (optarg) > ctrl->txbuf_size)
{
- fprintf (stderr,
- "ERROR: Option -%c value larger than txbuf size (%d)!\n",
+ fprintf (stderr, "CLIENT: ERROR: Option -%c value "
+ "larger than txbuf size (%d)!\n",
optopt, ctrl->txbuf_size);
print_usage_and_exit ();
}
@@ -810,13 +816,15 @@
if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sockets) != 1)
if (sscanf (optarg, "%d", &ctrl->cfg.num_test_sockets) != 1)
{
- fprintf (stderr, "ERROR: Invalid value for option -%c!\n", c);
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
print_usage_and_exit ();
}
if (ctrl->cfg.num_test_sockets > SOCK_TEST_CFG_MAX_TEST_SCKTS)
{
- fprintf (stderr, "ERROR: value greater than max number test"
- " sockets (%d)!", SOCK_TEST_CFG_MAX_TEST_SCKTS);
+ fprintf (stderr, "CLIENT: ERROR: value greater than max "
+ "number test sockets (%d)!",
+ SOCK_TEST_CFG_MAX_TEST_SCKTS);
print_usage_and_exit ();
}
break;
@@ -825,7 +833,8 @@
if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
{
- fprintf (stderr, "ERROR: Invalid value for option -%c!\n", c);
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
print_usage_and_exit ();
}
ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
@@ -835,7 +844,8 @@
if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
{
- fprintf (stderr, "ERROR: Invalid value for option -%c!\n", c);
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
print_usage_and_exit ();
}
if (ctrl->cfg.rxbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
@@ -847,8 +857,8 @@
}
else
{
- fprintf (stderr,
- "ERROR: rxbuf size (%lu) less than minumum (%u)\n",
+ fprintf (stderr, "CLIENT: ERROR: rxbuf size (%lu) "
+ "less than minumum (%u)\n",
ctrl->cfg.rxbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
print_usage_and_exit ();
}
@@ -859,7 +869,8 @@
if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
{
- fprintf (stderr, "ERROR: Invalid value for option -%c!\n", c);
+ fprintf (stderr, "CLIENT: ERROR: Invalid value "
+ "for option -%c!\n", c);
print_usage_and_exit ();
}
if (ctrl->cfg.txbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
@@ -873,8 +884,8 @@
}
else
{
- fprintf (stderr,
- "ERROR: txbuf size (%lu) less than minumum (%u)!\n",
+ fprintf (stderr, "CLIENT: ERROR: txbuf size (%lu) "
+ "less than minumum (%u)!\n",
ctrl->cfg.txbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
print_usage_and_exit ();
}
@@ -901,16 +912,17 @@
case 'R':
case 'T':
case 'w':
- fprintf (stderr, "ERROR: Option -%c requires an argument.\n",
- optopt);
+ fprintf (stderr, "CLIENT: ERROR: Option -%c "
+ "requires an argument.\n", optopt);
break;
default:
if (isprint (optopt))
- fprintf (stderr, "ERROR: Unknown option `-%c'.\n", optopt);
+ fprintf (stderr, "CLIENT: ERROR: Unknown "
+ "option `-%c'.\n", optopt);
else
- fprintf (stderr, "ERROR: Unknown option character `\\x%x'.\n",
- optopt);
+ fprintf (stderr, "CLIENT: ERROR: Unknown "
+ "option character `\\x%x'.\n", optopt);
}
/* fall thru */
case 'h':
@@ -920,7 +932,7 @@
if (argc < (optind + 2))
{
- fprintf (stderr, "ERROR: Insufficient number of arguments!\n");
+ fprintf (stderr, "CLIENT: ERROR: Insufficient number of arguments!\n");
print_usage_and_exit ();
}
@@ -949,7 +961,8 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: socket failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "CLIENT: ERROR: socket "
+ "failed (errno = %d)!\n", errno_val);
return ctrl->fd;
}
@@ -986,7 +999,7 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: connect failed (errno = %d)!\n",
+ fprintf (stderr, "CLIENT: ERROR: connect failed (errno = %d)!\n",
errno_val);
return -1;
}
@@ -1053,7 +1066,7 @@
memset (ctrl->txbuf, 0, ctrl->txbuf_size);
memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
- printf ("\nType some characters and hit <return>\n"
+ printf ("\nCLIENT: Type some characters and hit <return>\n"
"('" SOCK_TEST_TOKEN_HELP "' for help): ");
if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
diff --git a/src/vcl/sock_test_server.c b/src/vcl/sock_test_server.c
index b30dcf9..75ee1d7 100644
--- a/src/vcl/sock_test_server.c
+++ b/src/vcl/sock_test_server.c
@@ -138,8 +138,8 @@
{
int errno_val = errno;
perror ("ERROR in conn_pool_expand()");
- fprintf (stderr, "ERROR: Memory allocation failed (errno = %d)!\n",
- errno_val);
+ fprintf (stderr, "SERVER: ERROR: Memory allocation "
+ "failed (errno = %d)!\n", errno_val);
}
}
@@ -295,13 +295,12 @@
conn = conn_pool_alloc ();
if (!conn)
{
- fprintf (stderr, "\nERROR: No free connections!\n");
+ fprintf (stderr, "\nSERVER: ERROR: No free connections!\n");
return;
}
#ifdef VCL_TEST
- client_fd = vppcom_session_accept (ssm->listen_fd, &conn->endpt, 0,
- -1.0 /* wait forever */ );
+ client_fd = vppcom_session_accept (ssm->listen_fd, &conn->endpt, 0);
if (client_fd < 0)
errno = -client_fd;
#elif HAVE_ACCEPT4
@@ -314,7 +313,8 @@
int errno_val;
errno_val = errno;
perror ("ERROR in new_client()");
- fprintf (stderr, "ERROR: accept failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "SERVER: ERROR: accept failed "
+ "(errno = %d)!\n", errno_val);
return;
}
@@ -345,7 +345,7 @@
int errno_val;
errno_val = errno;
perror ("ERROR in new_client()");
- fprintf (stderr, "ERROR: epoll_ctl failed (errno = %d)!\n",
+ fprintf (stderr, "SERVER: ERROR: epoll_ctl failed (errno = %d)!\n",
errno_val);
}
else
@@ -404,7 +404,8 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: socket() failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "SERVER: ERROR: socket() failed "
+ "(errno = %d)!\n", errno_val);
return ssm->listen_fd;
}
@@ -426,31 +427,6 @@
errno = -rv;
rv = -1;
}
-
-#if VPPCOM_SESSION_ATTR_UNIT_TEST
- buflen = BUFLEN;
- if (vppcom_session_attr (ssm->listen_fd, VPPCOM_ATTR_GET_FLAGS,
- buffer, &buflen) != VPPCOM_OK)
- printf ("\nGET_FLAGS0: Oh no, Mr. Biiiiiiiiiiiilllllll ! ! ! !\n");
- buflen = BUFLEN;
- *flags = O_RDWR | O_NONBLOCK;
- if (vppcom_session_attr (ssm->listen_fd, VPPCOM_ATTR_SET_FLAGS,
- buffer, &buflen) != VPPCOM_OK)
- printf ("\nSET_FLAGS1: Oh no, Mr. Biiiiiiiiiiiilllllll ! ! ! !\n");
- buflen = BUFLEN;
- if (vppcom_session_attr (ssm->listen_fd, VPPCOM_ATTR_GET_FLAGS,
- buffer, &buflen) != VPPCOM_OK)
- printf ("\nGET_FLAGS1:Oh no, Mr. Biiiiiiiiiiiilllllll ! ! ! !\n");
- *flags = O_RDWR;
- buflen = BUFLEN;
- if (vppcom_session_attr (ssm->listen_fd, VPPCOM_ATTR_SET_FLAGS,
- buffer, &buflen) != VPPCOM_OK)
- printf ("\nSET_FLAGS2: Oh no, Mr. Biiiiiiiiiiiilllllll ! ! ! !\n");
- buflen = BUFLEN;
- if (vppcom_session_attr (ssm->listen_fd, VPPCOM_ATTR_GET_FLAGS,
- buffer, &buflen) != VPPCOM_OK)
- printf ("\nGET_FLAGS2:Oh no, Mr. Biiiiiiiiiiiilllllll ! ! ! !\n");
-#endif
#else
rv =
bind (ssm->listen_fd, (struct sockaddr *) &servaddr, sizeof (servaddr));
@@ -459,7 +435,8 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: bind failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "SERVER: ERROR: bind failed (errno = %d)!\n",
+ errno_val);
return rv;
}
@@ -477,7 +454,8 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: listen failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "SERVER: ERROR: listen failed "
+ "(errno = %d)!\n", errno_val);
return rv;
}
@@ -503,7 +481,7 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: epoll_create failed (errno = %d)!\n",
+ fprintf (stderr, "SERVER: ERROR: epoll_create failed (errno = %d)!\n",
errno_val);
return ssm->epfd;
}
@@ -522,7 +500,8 @@
{
errno_val = errno;
perror ("ERROR in main()");
- fprintf (stderr, "ERROR: epoll_ctl failed (errno = %d)!\n", errno_val);
+ fprintf (stderr, "SERVER: ERROR: epoll_ctl failed "
+ "(errno = %d)!\n", errno_val);
return rv;
}
#endif
@@ -545,7 +524,7 @@
if (rv < 0)
{
perror ("select()");
- fprintf (stderr, "\nERROR: select() failed -- aborting!\n");
+ fprintf (stderr, "\nSERVER: ERROR: select() failed -- aborting!\n");
main_rv = -1;
goto done;
}
@@ -575,13 +554,14 @@
if (num_ev < 0)
{
perror ("epoll_wait()");
- fprintf (stderr, "\nERROR: epoll_wait() failed -- aborting!\n");
+ fprintf (stderr, "\nSERVER: ERROR: epoll_wait() "
+ "failed -- aborting!\n");
main_rv = -1;
goto done;
}
if (num_ev == 0)
{
- fprintf (stderr, "\nepoll_wait() timeout!\n");
+ fprintf (stderr, "\nSERVER: epoll_wait() timeout!\n");
continue;
}
for (i = 0; i < num_ev; i++)
@@ -601,32 +581,6 @@
if (EPOLLIN & ssm->wait_events[i].events)
#endif
{
-#ifdef VCL_TEST
-#if VPPCOM_SESSION_ATTR_UNIT_TEST
- {
- vppcom_endpt_t ep;
- uint8_t addr[16];
-
- ep.ip = addr;
- buflen = BUFLEN;
- if (vppcom_session_attr (client_fd, VPPCOM_ATTR_GET_NREAD,
- buffer, &buflen) < VPPCOM_OK)
- printf ("\nNREAD: Oh no, Mr. "
- "Biiiiiiiiiiiilllllll ! ! ! !\n");
- buflen = sizeof (ep);
- if (vppcom_session_attr (client_fd,
- VPPCOM_ATTR_GET_PEER_ADDR,
- &ep, &buflen) != VPPCOM_OK)
- printf ("\nGET_PEER_ADDR: Oh no, Mr. "
- "Biiiiiiiiiiiilllllll ! ! ! !\n");
- buflen = sizeof (ep);
- if (vppcom_session_attr (client_fd, VPPCOM_ATTR_GET_LCL_ADDR,
- &ep, &buflen) != VPPCOM_OK)
- printf ("\nGET_LCL_ADDR: Oh no, Mr. "
- "Biiiiiiiiiiiilllllll ! ! ! !\n");
- }
-#endif
-#endif
rx_bytes = sock_test_read (client_fd, conn->buf,
conn->buf_size, &conn->stats);
if (rx_bytes > 0)
@@ -697,7 +651,8 @@
break;
default:
- fprintf (stderr, "ERROR: Unknown test type!\n");
+ fprintf (stderr,
+ "SERVER: ERROR: Unknown test type!\n");
sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
break;
}
@@ -735,13 +690,15 @@
if (isascii (conn->buf[0]))
{
- // If it looks vaguely like a string, make sure it's terminated
+ /* If it looks vaguely like a string,
+ * make sure it's terminated
+ */
((char *) conn->buf)[rx_bytes <
conn->buf_size ? rx_bytes :
conn->buf_size - 1] = 0;
if (xtra)
- fprintf (stderr,
- "ERROR: FIFO not drained in previous test!\n"
+ fprintf (stderr, "SERVER: ERROR: "
+ "FIFO not drained in previous test!\n"
" extra chunks %u (0x%x)\n"
" extra bytes %lu (0x%lx)\n",
xtra, xtra, xtra_bytes, xtra_bytes);
diff --git a/src/vcl/vcom.c b/src/vcl/vcom.c
index 4f8435f..7c16311 100644
--- a/src/vcl/vcom.c
+++ b/src/vcl/vcom.c
@@ -20,21 +20,15 @@
#include <time.h>
#include <stdarg.h>
#include <sys/resource.h>
+#include <netinet/tcp.h>
#include <vcl/vcom_socket_wrapper.h>
#include <vcl/vcom.h>
#include <sys/time.h>
#include <vcl/vppcom.h>
-#include <vcl/vcom_socket.h>
-
-/* GCC have printf type attribute check. */
-#ifdef HAVE_FUNCTION_ATTRIBUTE_FORMAT
-#define PRINTF_ATTRIBUTE(a,b) \
- __attribute__ ((__format__ (__printf__, a, b)))
-#else
-#define PRINTF_ATTRIBUTE(a,b)
-#endif /* HAVE_FUNCTION_ATTRIBUTE_FORMAT */
+#include <vppinfra/time.h>
+#include <vppinfra/bitmap.h>
#define HAVE_CONSTRUCTOR_ATTRIBUTE
#ifdef HAVE_CONSTRUCTOR_ATTRIBUTE
@@ -52,1689 +46,1157 @@
#define DESTRUCTOR_ATTRIBUTE
#endif
-#define HAVE_ADDRESS_SANITIZER_ATTRIBUTE
-#ifdef HAVE_ADDRESS_SANITIZER_ATTRIBUTE
-#define DO_NOT_SANITIZE_ADDRESS_ATTRIBUTE \
- __attribute__((no_sanitize_address))
-#else
-#define DO_NOT_SANITIZE_ADDRESS_ATTRIBUTE
-#endif
+typedef struct
+{
+ int init;
+ char app_name[VCOM_APP_NAME_MAX];
+ u32 sid_bit_val;
+ u32 sid_bit_mask;
+ u32 debug;
+ u8 *io_buffer;
+ clib_time_t clib_time;
+ clib_bitmap_t *rd_bitmap;
+ clib_bitmap_t *wr_bitmap;
+ clib_bitmap_t *ex_bitmap;
+ clib_bitmap_t *sid_rd_bitmap;
+ clib_bitmap_t *sid_wr_bitmap;
+ clib_bitmap_t *sid_ex_bitmap;
+ clib_bitmap_t *libc_rd_bitmap;
+ clib_bitmap_t *libc_wr_bitmap;
+ clib_bitmap_t *libc_ex_bitmap;
+ vcl_poll_t *vcl_poll;
+ u8 select_vcl;
+ u8 epoll_wait_vcl;
+} vcom_main_t;
+#define VCOM_DEBUG vcom->debug
-#define VCOM_SOCKET_FD_MAX 0x10000
+static vcom_main_t vcom_main = {
+ .sid_bit_val = (1 << VCOM_SID_BIT_MIN),
+ .sid_bit_mask = (1 << VCOM_SID_BIT_MIN) - 1,
+ .debug = VCOM_DEBUG_INIT,
+};
-static char vcom_app_name[MAX_VCOM_APP_NAME];
+static vcom_main_t *vcom = &vcom_main;
/*
* RETURN: 0 on success or -1 on error.
* */
-int
-vcom_set_app_name (char *__app_name)
+static inline void
+vcom_set_app_name (char *app_name)
{
- return snprintf (vcom_app_name, MAX_VCOM_APP_NAME, "vcom-%s-%d",
- __app_name, getpid ()) < 0 ? -1 : 0;
+ int rv = snprintf (vcom->app_name, VCOM_APP_NAME_MAX,
+ "vcom-%d-%s", getpid (), app_name);
+
+ if (rv >= VCOM_APP_NAME_MAX)
+ app_name[VCOM_APP_NAME_MAX - 1] = 0;
}
-static char *
+static inline char *
vcom_get_app_name ()
{
- if (vcom_app_name[0] == '\0')
- {
- snprintf (vcom_app_name, MAX_VCOM_APP_NAME, "vcom-app-%d", getpid ());
- }
- return vcom_app_name;
+ if (vcom->app_name[0] == '\0')
+ vcom_set_app_name ("app");
+
+ return vcom->app_name;
}
-/*
- * 1 if init, 0 otherwise
- */
-static int is_vcom_init;
+static inline int
+vcom_fd_from_sid (u32 sid)
+{
+ if (PREDICT_FALSE (sid >= vcom->sid_bit_val))
+ return -EMFILE;
+ else
+ return (sid | vcom->sid_bit_val);
+}
-/*
- * TBD: Make it thread safe
- */
+static inline int
+vcom_fd_is_sid (int fd)
+{
+ return ((u32) fd & vcom->sid_bit_val) ? 1 : 0;
+}
-/*
- * constructor function called before main is called
- * RETURN: 0 on success -1 on failure
- * */
+static inline u32
+vcom_sid_from_fd (int fd)
+{
+ return (vcom_fd_is_sid (fd) ? ((u32) fd & vcom->sid_bit_mask) :
+ INVALID_SESSION_ID);
+}
+
static inline int
vcom_init (void)
{
- pid_t pid = getpid ();
- int rv;
+ int rv = 0;
- if (!is_vcom_init)
+ if (PREDICT_FALSE (!vcom->init))
{
+ vcom->init = 1;
rv = vppcom_app_create (vcom_get_app_name ());
- if (rv)
+ if (rv == VPPCOM_OK)
{
- printf ("\n[%d] vcom_init...failed!\n", pid);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] vcom_init: vppcom_app_create failed!\n", pid);
- return rv;
- }
- if (vcom_socket_main_init () != 0)
- {
- printf ("\n[%d] vcom_init...failed!\n", pid);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] vcom_init: vcom_socket_main_init failed!\n", pid);
- return -1;
- }
-
- is_vcom_init = 1;
- printf ("\n[%d] vcom_init...done!\n", pid);
- }
- return 0;
-}
-
-static inline void
-vcom_destroy (void)
-{
- pid_t pid = getpid ();
-
- if (is_vcom_init)
- {
- vcom_socket_main_destroy ();
- vppcom_app_destroy ();
- is_vcom_init = 0;
- fprintf (stderr, "\n[%d] vcom_destroy...done!\n", pid);
- }
-}
-
-static inline int
-is_vcom_socket_fd (int fd)
-{
- return vcom_socket_is_vcom_fd (fd);
-}
-
-static inline int
-is_vcom_epfd (int epfd)
-{
- return vcom_socket_is_vcom_epfd (epfd);
-}
-
-
-/*
- *
- * Generic glibc fd api
- *
- */
-
-/* Close the file descriptor FD.
-
- This function is a cancellation point and therefore
- not marked with __THROW. */
-/*
- * PRE: is_vcom_socket_fd(__fd) == 1
- * RETURN: 0 on success and -1 for errors.
- * */
-int
-vcom_close (int __fd)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- if (vcom_socket_close (__fd) != 0)
- {
- return -1;
- }
-
- return 0;
-}
-
-/*
- * RETURN: 0 on success, or -1 on error
- */
-int
-close (int __fd)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd) || is_vcom_epfd (__fd))
- {
- if (VCOM_DEBUG > 0)
- fprintf (stderr, "[%d] close: fd %d\n", pid, __fd);
- rv = vcom_close (__fd);
- if (VCOM_DEBUG > 0)
- fprintf (stderr, "[%d] close: vcom_close() returned %d\n", pid, rv);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_close (__fd);
-}
-
-/* Read NBYTES into BUF from FD. Return the
- number read, -1 for errors or 0 for EOF.
-
- This function is a cancellation point and therefore
- not marked with __THROW. */
-ssize_t
-vcom_read (int __fd, void *__buf, size_t __nbytes)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_read (__fd, __buf, __nbytes);
-}
-
-ssize_t
-read (int __fd, void *__buf, size_t __nbytes)
-{
- ssize_t size = 0;
- pid_t pid = getpid ();
- pthread_t tid = pthread_self ();
-
- if (is_vcom_socket_fd (__fd))
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] read:1 "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- (int) size, __fd, __buf, (int) __nbytes);
- size = vcom_read (__fd, __buf, __nbytes);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] read:2 "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- (int) size, __fd, __buf, (int) __nbytes);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_read (__fd, __buf, __nbytes);
-}
-
-ssize_t
-vcom_readv (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_readv (__fd, __iov, __iovcnt);
-}
-
-ssize_t
-readv (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- ssize_t size = 0;
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_readv (__fd, __iov, __iovcnt);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- else
- return libc_readv (__fd, __iov, __iovcnt);
-}
-
-/* Write N bytes of BUF to FD. Return the number written, or -1.
-
- This function is a cancellation point and therefore
- not marked with __THROW. */
-ssize_t
-vcom_write (int __fd, const void *__buf, size_t __n)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_write (__fd, (void *) __buf, __n);
-}
-
-ssize_t
-write (int __fd, const void *__buf, size_t __n)
-{
- ssize_t size = 0;
- pid_t pid = getpid ();
- pthread_t tid = pthread_self ();
-
- if (is_vcom_socket_fd (__fd))
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] write:1 "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- (int) size, __fd, __buf, (int) __n);
- size = vcom_write (__fd, __buf, __n);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] write:2 "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- (int) size, __fd, __buf, (int) __n);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_write (__fd, __buf, __n);
-}
-
-ssize_t
-vcom_writev (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_writev (__fd, __iov, __iovcnt);
-}
-
-ssize_t
-writev (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- ssize_t size = 0;
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_writev (__fd, __iov, __iovcnt);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- else
- return libc_writev (__fd, __iov, __iovcnt);
-}
-
-/* Do the file control operation described by CMD on FD.
- The remaining arguments are interpreted depending on CMD.
-
- This function is a cancellation point and therefore
- not marked with __THROW. */
-int
-vcom_fcntl_va (int __fd, int __cmd, va_list __ap)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_fcntl_va (__fd, __cmd, __ap);
-}
-
-int
-vcom_fcntl (int __fd, int __cmd, ...)
-{
- int rv = -1;
- va_list ap;
-
- if (is_vcom_socket_fd (__fd))
- {
- va_start (ap, __cmd);
- rv = vcom_fcntl_va (__fd, __cmd, ap);
- va_end (ap);
- }
- return rv;
-}
-
-int
-fcntl (int __fd, int __cmd, ...)
-{
- int rv;
- va_list ap;
- pid_t pid = getpid ();
-
- va_start (ap, __cmd);
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_fcntl_va (__fd, __cmd, ap);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] fcntl: "
- "'%04d'='%04d', '%04d'\n", pid, rv, __fd, __cmd);
- if (rv < 0)
- {
- errno = -rv;
- rv = -1;
- }
- goto out;
- }
- rv = libc_vfcntl (__fd, __cmd, ap);
-
-out:
- va_end (ap);
- return rv;
-}
-
-int
-vcom_ioctl_va (int __fd, unsigned long int __cmd, va_list __ap)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_ioctl_va (__fd, __cmd, __ap);
-}
-
-int
-vcom_ioctl (int __fd, unsigned long int __cmd, ...)
-{
- int rv = -1;
- va_list ap;
-
- if (is_vcom_socket_fd (__fd))
- {
- va_start (ap, __cmd);
- rv = vcom_ioctl_va (__fd, __cmd, ap);
- va_end (ap);
- }
- return rv;
-}
-
-int
-ioctl (int __fd, unsigned long int __cmd, ...)
-{
- int rv;
- va_list ap;
- pid_t pid = getpid ();
-
- va_start (ap, __cmd);
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_ioctl_va (__fd, __cmd, ap);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] ioctl: "
- "'%04d'='%04d', '%04ld'\n", pid, rv, __fd, __cmd);
- if (rv < 0)
- {
- errno = -rv;
- rv = -1;
- }
- goto out;
- }
- rv = libc_vioctl (__fd, __cmd, ap);
-
-out:
- va_end (ap);
- return rv;
-}
-
-/*
- * Check the first NFDS descriptors each in READFDS (if not NULL) for
- * read readiness, in WRITEFDS (if not NULL) for write readiness,
- * and in EXCEPTFDS (if not NULL) for exceptional conditions.
- * If TIMEOUT is not NULL, time out after waiting the interval
- * specified therein. Returns the number of ready descriptors,
- * or -1 for errors.
- *
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-
-/*
- * clear all vcom FDs from fd_sets __readfds, __writefds and
- * __exceptfds and update the new nfds
- *
- * new nfds is the highest-numbered file descriptor
- * in any of the three sets, plus 1
- *
- * Return the number of file descriptors contained in the
- * three descriptor sets. ie. the total number of the bits
- * that are set in __readfds, __writefds and __exceptfds
- */
-static inline int
-vcom_fd_clear (int __nfds,
- int *__new_nfds,
- fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds)
-{
- int fd;
- /* invalid max_fd is -1 */
- int max_fd = -1;
- int nfd = 0;
-
-
- /* clear all vcom fd from the sets */
- for (fd = 0; fd < __nfds; fd++)
- {
-
- /* clear vcom fd from set */
- /*
- * F fd set
- */
-#define _(F) \
- if ((F) && FD_ISSET (fd, (F))) \
- { \
- if (is_vcom_socket_fd (fd)) \
- { \
- FD_CLR (fd, (F)); \
- } \
- }
-
-
- _(__readfds);
- _(__writefds);
- _(__exceptfds);
-#undef _
- }
-
- /*
- * compute nfd and __new_nfds
- */
- for (fd = 0; fd < __nfds; fd++)
- {
-
- /*
- * F fd set
- */
-#define _(F) \
- if ((F) && FD_ISSET (fd, (F))) \
- { \
- if (fd > max_fd) \
- { \
- max_fd = fd; \
- } \
- ++nfd; \
- }
-
-
- _(__readfds);
- _(__writefds);
- _(__exceptfds);
-#undef _
- }
-
- *__new_nfds = max_fd != -1 ? max_fd + 1 : 0;
- return nfd;
-}
-
-/*
- * Return the number of file descriptors contained in the
- * three descriptor sets. ie. the total number of the bits
- * that are set in __readfds, __writefds and __exceptfds
- */
-static inline int
-vcom_fd_set (int __nfds,
- /* dest */
- int *__new_nfds,
- fd_set * __restrict __readfds,
- fd_set * __restrict __writefds, fd_set * __restrict __exceptfds,
- /* src */
- fd_set * __restrict __saved_readfds,
- fd_set * __restrict __saved_writefds,
- fd_set * __restrict __saved_exceptfds)
-{
- int fd;
- /* invalid max_fd is -1 */
- int max_fd = -1;
- int nfd = 0;
-
- for (fd = 0; fd < __nfds; fd++)
- {
- /*
- * F fd set
- * S saved fd set
- */
-#define _(S,F) \
- if ((F) && (S) && FD_ISSET (fd, (S))) \
- { \
- if (is_vcom_socket_fd (fd)) \
- { \
- FD_SET (fd, (F)); \
- } \
- }
-
-
- _(__saved_readfds, __readfds);
- _(__saved_writefds, __writefds);
-#undef _
- }
-
-
- /*
- * compute nfd and __new_nfds
- */
- for (fd = 0; fd < __nfds; fd++)
- {
-
- /*
- * F fd set
- */
-#define _(F) \
- if ((F) && FD_ISSET (fd, (F))) \
- { \
- if (fd > max_fd) \
- { \
- max_fd = fd; \
- } \
- ++nfd; \
- }
-
-
- _(__readfds);
- _(__writefds);
- _(__exceptfds);
-#undef _
- }
-
- *__new_nfds = max_fd != -1 ? max_fd + 1 : 0;
- return nfd;
-}
-
-/*
- * split select sets(src) into
- * vcom sets(dest1) and libc sets(dest2)
- */
-static inline void
-vcom_fd_set_split (
- /* src, select sets */
- int nfds,
- fd_set * __restrict readfds,
- fd_set * __restrict writefds,
- fd_set * __restrict exceptfds,
- /* dest1, vcom sets */
- int *vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds, int *vcom_nfd,
- /* dest2, libc sets */
- int *libc_nfds,
- fd_set * __restrict libc_readfds,
- fd_set * __restrict libc_writefds,
- fd_set * __restrict libc_exceptfds, int *libc_nfd)
-{
- int fd;
-
- /* vcom */
- /* invalid max_fd is -1 */
- int vcom_max_fd = -1;
- int vcom_nfd2 = 0;
-
- /* libc */
- /* invalid max_fd is -1 */
- int libc_max_fd = -1;
- int libc_nfd2 = 0;
-
-
- for (fd = 0; fd < nfds; fd++)
- {
- /*
- * S select fd set
- * V vcom fd set
- * L libc fd set
- */
-#define _(S,V,L) \
- if ((S) && FD_ISSET (fd, (S))) \
- { \
- if (is_vcom_socket_fd (fd)) \
- { \
- if ((V)) \
- { \
- FD_SET(fd, (V)); \
- if (fd > vcom_max_fd) \
- { \
- vcom_max_fd = fd; \
- } \
- ++vcom_nfd2; \
- } \
- } \
- else \
- { \
- if ((L)) \
- { \
- FD_SET(fd, (L)); \
- if (fd > libc_max_fd) \
- { \
- libc_max_fd = fd; \
- } \
- ++libc_nfd2; \
- } \
- } \
- }
-
-
- _(readfds, vcom_readfds, libc_readfds);
- _(writefds, vcom_writefds, libc_writefds);
- _(exceptfds, vcom_exceptfds, libc_exceptfds);
-#undef _
- }
-
- if (vcom_nfds)
- *vcom_nfds = vcom_max_fd != -1 ? vcom_max_fd + 1 : 0;
- if (vcom_nfd)
- *vcom_nfd = vcom_nfd2;
- if (libc_nfds)
- *libc_nfds = libc_max_fd != -1 ? libc_max_fd + 1 : 0;
- if (libc_nfd)
- *libc_nfd = libc_nfd2;
-}
-
-/*
- * merge vcom sets(src1) and libc sets(src2)
- * into select sets(dest)
- */
-static inline void
-vcom_fd_set_merge (
- /* dest, select sets */
- int *nfds,
- fd_set * __restrict readfds,
- fd_set * __restrict writefds,
- fd_set * __restrict exceptfds, int *nfd,
- /* src1, vcom sets */
- int vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds, int vcom_nfd,
- /* src2, libc sets */
- int libc_nfds,
- fd_set * __restrict libc_readfds,
- fd_set * __restrict libc_writefds,
- fd_set * __restrict libc_exceptfds, int libc_nfd)
-{
- int fd;
- /* invalid max_fd is -1 */
- int max_fd = -1;
- int nfd2 = 0;
-
-
- /* FD_BIT_OR
- *
- * dest |= src at current bit index
- * update MAX and NFD of dest fd set
- *
- *
- * FS source fd set
- * FD dest fd set
- * BI bit index
- * MAX current max_fd of dest fd sets
- * NFD current nfd of dest fd sets
- * N nfds of source fd set
- */
-#define FD_BIT_OR(FD,FS,BI, \
- MAX,NFD) \
- if ((FS) && (FD) && FD_ISSET ((BI), (FS))) \
- { \
- FD_SET ((BI), (FD)); \
- if ((BI) > (MAX)) \
- { \
- (MAX) = (BI); \
- } \
- ++(NFD); \
- }
-
-
- /* FD_RWE_SET_OR */
- /*
- * SR,SW,SE source RWE fd sets
- * DR,DW,DE dest RWE fd sets
- * BI bit index
- * NFDS nfds of source fd sets
- * MAX current max_fd of dest fd sets
- * NFD current nfd of dest fd sets
- */
-#define FD_RWE_SETS_OR(DR,DW,DE, \
- SR,SW,SE, \
- BI,NFDS, \
- MAX,NFD) \
- do \
- { \
- for ((BI) = 0; (BI) < (NFDS); (BI)++) \
- { \
- FD_BIT_OR((DR), (SR), (BI), (MAX), (NFD)); \
- FD_BIT_OR((DW), (SW), (BI), (MAX), (NFD)); \
- FD_BIT_OR((DE), (SE), (BI), (MAX), (NFD)); \
- } \
- } \
- while (0);
-
-
- /* source(vcom) to dest(select) rwe fd sets */
- FD_RWE_SETS_OR (readfds, writefds, exceptfds,
- vcom_readfds, vcom_writefds, vcom_exceptfds,
- fd, vcom_nfds, max_fd, nfd2);
-
- /* source(libc) to dest(select) rwe fd sets */
- FD_RWE_SETS_OR (readfds, writefds, exceptfds,
- libc_readfds, libc_writefds, libc_exceptfds,
- fd, libc_nfds, max_fd, nfd2);
-
-#undef FD_RWE_SETS_OR
-#undef FD_BIT_OR
-
- if (nfds)
- *nfds = max_fd != -1 ? max_fd + 1 : 0;
- if (nfd)
- *nfd = nfd2;
-}
-
-/*
- * RETURN 1 if fds is NULL or empty. 0 otherwise
- */
-static inline int
-fd_set_iszero (fd_set * __restrict fds)
-{
- int fd;
-
- /* NULL fds */
- if (!fds)
- return 1;
-
- for (fd = 0; fd < FD_SETSIZE; fd++)
- {
- if (FD_ISSET (fd, fds))
- {
- /* non-empty fds */
- return 0;
- }
- }
- /* empty fds */
- return 1;
-}
-
-
-/*
- * ################
- * kernel time64.h
- * ################
- * */
-typedef long int s64;
-typedef unsigned long int u64;
-
-typedef long long int __s64;
-typedef unsigned long long int __u64;
-
-typedef __s64 time64_t;
-typedef __u64 timeu64_t;
-
-/* Parameters used to convert the timespec values: */
-#define MSEC_PER_SEC 1000L
-#define USEC_PER_MSEC 1000L
-#define NSEC_PER_USEC 1000L
-#define NSEC_PER_MSEC 1000000L
-#define USEC_PER_SEC 1000000L
-#define NSEC_PER_SEC 1000000000L
-#define FSEC_PER_SEC 1000000000000000LL
-
-
-/*
- * ################
- * kernel time.h
- * ################
- * */
-
-
-#define TIME_T_MAX (time_t)((1UL << ((sizeof(time_t) << 3) - 1)) - 1)
-
-#ifdef VCOM_USE_TIMESPEC_EQUAL
-static inline int
-timespec_equal (const struct timespec *a, const struct timespec *b)
-{
- return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec);
-}
-#endif
-
-/*
- * lhs < rhs: return <0
- * lhs == rhs: return 0
- * lhs > rhs: return >0
- */
-static inline int
-timespec_compare (const struct timespec *lhs, const struct timespec *rhs)
-{
- if (lhs->tv_sec < rhs->tv_sec)
- return -1;
- if (lhs->tv_sec > rhs->tv_sec)
- return 1;
- return lhs->tv_nsec - rhs->tv_nsec;
-}
-
-#ifdef VCOM_USE_TIMEVAL_COMPARE
-static inline int
-timeval_compare (const struct timeval *lhs, const struct timeval *rhs)
-{
- if (lhs->tv_sec < rhs->tv_sec)
- return -1;
- if (lhs->tv_sec > rhs->tv_sec)
- return 1;
- return lhs->tv_usec - rhs->tv_usec;
-}
-#endif
-
-extern void set_normalized_timespec (struct timespec *ts, time_t sec,
- s64 nsec);
-
-static inline struct timespec
-timespec_add (struct timespec lhs, struct timespec rhs)
-{
- struct timespec ts_delta;
- set_normalized_timespec (&ts_delta, lhs.tv_sec + rhs.tv_sec,
- lhs.tv_nsec + rhs.tv_nsec);
- return ts_delta;
-}
-
-/*
- * sub = lhs - rhs, in normalized form
- */
-static inline struct timespec
-timespec_sub (struct timespec lhs, struct timespec rhs)
-{
- struct timespec ts_delta;
- set_normalized_timespec (&ts_delta, lhs.tv_sec - rhs.tv_sec,
- lhs.tv_nsec - rhs.tv_nsec);
- return ts_delta;
-}
-
-/*
- * ################
- * kernel time.c
- * ################
- * */
-
-
-/**
- * set_normalized_timespec - set timespec sec and nsec parts and normalize
- *
- * @ts: pointer to timespec variable to be set
- * @sec: seconds to set
- * @nsec: nanoseconds to set
- *
- * Set seconds and nanoseconds field of a timespec variable and
- * normalize to the timespec storage format
- *
- * Note: The tv_nsec part is always in the range of
- * 0 <= tv_nsec < NSEC_PER_SEC
- * For negative values only the tv_sec field is negative !
- */
-void
-set_normalized_timespec (struct timespec *ts, time_t sec, s64 nsec)
-{
- while (nsec >= NSEC_PER_SEC)
- {
- /*
- * The following asm() prevents the compiler from
- * optimising this loop into a modulo operation. See
- * also __iter_div_u64_rem() in include/linux/time.h
- */
- asm ("":"+rm" (nsec));
- nsec -= NSEC_PER_SEC;
- ++sec;
- }
- while (nsec < 0)
- {
- asm ("":"+rm" (nsec));
- nsec += NSEC_PER_SEC;
- --sec;
- }
- ts->tv_sec = sec;
- ts->tv_nsec = nsec;
-}
-
-#define vcom_timerisvalid(tvp) (!((tvp)->tv_sec < 0 || (tvp)->tv_usec < 0))
-
-/* Macros for converting between `struct timeval' and `struct timespec'. */
-#define VCOM_TIMEVAL_TO_TIMESPEC(tv, ts) { \
- (ts)->tv_sec = (tv)->tv_sec; \
- (ts)->tv_nsec = (tv)->tv_usec * 1000; \
-}
-#define VCOM_TIMESPEC_TO_TIMEVAL(tv, ts) { \
- (tv)->tv_sec = (ts)->tv_sec; \
- (tv)->tv_usec = (ts)->tv_nsec / 1000; \
-}
-
-static inline int
-vcom_select_impl (int vcom_nfds, fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds,
- struct timeval *__restrict timeout)
-{
- return vcom_socket_select (vcom_nfds, vcom_readfds,
- vcom_writefds, vcom_exceptfds, timeout);
-}
-
-int
-vcom_select (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- struct timeval *__restrict __timeout)
-{
- int rv;
- int rv2 = 0;
- pid_t pid = getpid ();
-
- int timedout = 0;
- /* block indefinitely */
- int no_timeout = 0;
- int first_clock_gettime_failed = 0;
- /* timeout value in units of timespec */
- struct timespec timeout_ts;
- struct timespec start_time, now, end_time;
-
- /* select sets attributes - after merge */
- int new_nfds = 0;
- int new_nfd = -1;
-
- /* vcom */
- int vcom_nfds = 0;
- fd_set vcom_readfds;
- fd_set vcom_writefds;
- fd_set vcom_exceptfds;
- int vcom_nfd = -1;
-
- /* libc */
- int libc_nfds = 0;
- fd_set libc_readfds;
- fd_set libc_writefds;
- fd_set libc_exceptfds;
- int libc_nfd = -1;
-
- /* for polling */
- struct timeval tv = {.tv_sec = 0,.tv_usec = 0 };
-
- /* validate __timeout */
- if (__timeout)
- {
- /* validate tv_sec */
- /* bogus */
- if (!vcom_timerisvalid (__timeout))
- {
- rv = -EINVAL;
- goto select_done;
- }
-
- /* validate tv_usec */
- /* TBD: */
- /* init timeout_ts */
- VCOM_TIMEVAL_TO_TIMESPEC (__timeout, &timeout_ts);
- set_normalized_timespec (&timeout_ts,
- timeout_ts.tv_sec, timeout_ts.tv_nsec);
- }
-
- rv = clock_gettime (CLOCK_MONOTONIC, &start_time);
- if (rv == -1)
- {
- rv = -errno;
- first_clock_gettime_failed = 1;
- goto select_done;
- }
-
- /* init end_time */
- if (__timeout)
- {
- if (timerisset (__timeout))
- {
- end_time = timespec_add (start_time, timeout_ts);
- }
- else
- {
- /*
- * if both fields of the timeout structure are zero,
- * then select returns immediately
- * */
- end_time = start_time;
- }
- }
- else
- {
- /* block indefinitely */
- no_timeout = 1;
- }
-
-
-
- if (vcom_init () != 0)
- {
- rv = -1;
- goto select_done;
- }
-
- /* validate __nfds */
- if (__nfds < 0 || __nfds > FD_SETSIZE)
- {
- rv = -EINVAL;
- goto select_done;
- }
-
-
- /*
- * usleep(3) emulation
- * */
-
- /* call libc_select() with a finite timeout and
- * no file descriptors or empty fd sets and
- * zero nfds */
- if (__nfds == 0 &&
- (!__readfds || fd_set_iszero (__readfds)) &&
- (!__writefds || fd_set_iszero (__writefds)) &&
- (!__exceptfds || fd_set_iszero (__exceptfds)))
- {
- if (__timeout)
- {
- rv = libc_select (__nfds,
- __readfds, __writefds, __exceptfds, __timeout);
- if (rv == -1)
- rv = -errno;
- }
- else
- {
- /* TBD: block indefinitely or return -EINVAL */
- rv = -EINVAL;
- }
- goto select_done;
- }
-
- /* init once before the polling loop */
-
- /* zero vcom and libc fd sets */
- /*
- * S select fd set
- * V vcom fd set
- * L libc fd set
- */
-#define _(S,V,L) \
- if ((S)) \
- { \
- FD_ZERO ((V)); \
- FD_ZERO ((L)); \
- }
-
-
- _(__readfds, &vcom_readfds, &libc_readfds);
- _(__writefds, &vcom_writefds, &libc_writefds);
- _(__exceptfds, &vcom_exceptfds, &libc_exceptfds);
-#undef _
- new_nfds = 0;
- new_nfd = -1;
-
- vcom_nfds = 0;
- vcom_nfd = -1;
- libc_nfds = 0;
- libc_nfd = -1;
-
- vcom_fd_set_split (
- /* src, select sets */
- __nfds, __readfds, __writefds, __exceptfds,
- /* dest1, vcom sets */
- __readfds || __writefds || __exceptfds ?
- &vcom_nfds : NULL,
- __readfds ? &vcom_readfds : NULL,
- __writefds ? &vcom_writefds : NULL,
- __exceptfds ? &vcom_exceptfds : NULL,
- __readfds || __writefds || __exceptfds ?
- &vcom_nfd : NULL,
- /* dest2, libc sets */
- __readfds || __writefds || __exceptfds ?
- &libc_nfds : NULL,
- __readfds ? &libc_readfds : NULL,
- __writefds ? &libc_writefds : NULL,
- __exceptfds ? &libc_exceptfds : NULL,
- __readfds || __writefds || __exceptfds ?
- &libc_nfd : NULL);
-
- /*
- * polling loop
- * */
- do
- {
- new_nfd = -1;
- vcom_nfd = -1;
- libc_nfd = -1;
-
- /*
- * if both fields of timeval structure are zero,
- * vcom_select_impl and libc_select returns immediately.
- * useful for polling and ensure fairness among
- * file descriptors watched.
- */
-
- /* for polling */
- tv.tv_sec = 0;
- tv.tv_usec = 0;
-
- /* select on vcom fds */
- if (vcom_nfds)
- {
- vcom_nfd = vcom_select_impl (vcom_nfds,
- __readfds ? &vcom_readfds : NULL,
- __writefds ? &vcom_writefds : NULL,
- __exceptfds ? &vcom_exceptfds : NULL,
- &tv);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] select vcom: "
- "'%04d'='%04d'\n", pid, vcom_nfd, vcom_nfds);
-
- if (vcom_nfd < 0)
+ char *env_var_str = getenv (VCOM_ENV_DEBUG);
+ if (env_var_str)
{
- rv = vcom_nfd;
- goto select_done;
- }
- }
- /* select on libc fds */
- if (libc_nfds)
- {
- libc_nfd = libc_select (libc_nfds,
- __readfds ? &libc_readfds : NULL,
- __writefds ? &libc_writefds : NULL,
- __exceptfds ? &libc_exceptfds : NULL, &tv);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] select libc: "
- "'%04d'='%04d'\n", pid, libc_nfd, libc_nfds);
-
- if (libc_nfd < 0)
- {
- /* tv becomes undefined */
- libc_nfd = errno;
- rv = libc_nfd;
- goto select_done;
- }
- }
-
- /* check if any file descriptors changed status */
- if ((vcom_nfds && vcom_nfd > 0) || (libc_nfds && libc_nfd > 0))
- {
- /* zero the sets before merge and exit */
-
- /*
- * F fd set
- */
-#define _(F) \
- if ((F)) \
- { \
- FD_ZERO ((F)); \
- }
-
-
- _(__readfds);
- _(__writefds);
- _(__exceptfds);
-#undef _
- new_nfds = 0;
- new_nfd = -1;
-
- /*
- * on exit, sets are modified in place to indicate which
- * file descriptors actually changed status
- * */
- vcom_fd_set_merge (
- /* dest, select sets */
- &new_nfds,
- __readfds, __writefds, __exceptfds, &new_nfd,
- /* src1, vcom sets */
- vcom_nfds,
- __readfds ? &vcom_readfds : NULL,
- __writefds ? &vcom_writefds : NULL,
- __exceptfds ? &vcom_exceptfds : NULL, vcom_nfd,
- /* src2, libc sets */
- libc_nfds,
- __readfds ? &libc_readfds : NULL,
- __writefds ? &libc_writefds : NULL,
- __exceptfds ? &libc_exceptfds : NULL, libc_nfd);
- /*
- * return the number of file descriptors contained in the
- * three returned sets
- * */
- rv = 0;
- /*
- * for documentation
- *
- * if(vcom_nfd > 0)
- * rv += vcom_nfd;
- * if(libc_nfd > 0)
- * rv += libc_nfd;
- */
-
- rv = new_nfd == -1 ? 0 : new_nfd;
- goto select_done;
- }
-
- rv = clock_gettime (CLOCK_MONOTONIC, &now);
- if (rv == -1)
- {
- rv = -errno;
- goto select_done;
- }
- }
- while (no_timeout || timespec_compare (&now, &end_time) < 0);
-
- /* timeout expired before anything interesting happened */
- timedout = 1;
- rv = 0;
-
-select_done:
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vselect1: " "'%04d'='%04d'\n", pid, rv, __nfds);
- /*
- * modify timeout parameter to reflect the amount of time not slept
- * */
- if (__timeout)
- {
- if (vcom_timerisvalid (__timeout))
- {
- /* timeout expired */
- if (timedout)
- {
- timerclear (__timeout);
- }
- else if (!first_clock_gettime_failed)
- {
- rv2 = clock_gettime (CLOCK_MONOTONIC, &now);
- if (rv2 == -1)
+ u32 tmp;
+ if (sscanf (env_var_str, "%u", &tmp) != 1)
+ clib_warning ("LDP<%d>: WARNING: Invalid VCOM debug level "
+ "specified in the env var " VCOM_ENV_DEBUG
+ " (%s)!", getpid (), env_var_str);
+ else
{
- rv = -errno;
+ vcom->debug = tmp;
+ clib_warning ("LDP<%d>: configured VCOM debug level (%u) "
+ "from the env var " VCOM_ENV_DEBUG "!",
+ getpid (), vcom->debug);
+ }
+ }
+
+ env_var_str = getenv (VCOM_ENV_APP_NAME);
+ if (env_var_str)
+ {
+ vcom_set_app_name (env_var_str);
+ clib_warning ("LDP<%d>: configured VCOM app name (%s) "
+ "from the env var " VCOM_ENV_APP_NAME "!",
+ getpid (), vcom->app_name);
+ }
+
+ env_var_str = getenv (VCOM_ENV_SID_BIT);
+ if (env_var_str)
+ {
+ u32 sb;
+ if (sscanf (env_var_str, "%u", &sb) != 1)
+ {
+ clib_warning ("LDP<%d>: WARNING: Invalid VCOM sid bit "
+ "specified in the env var "
+ VCOM_ENV_SID_BIT " (%s)!"
+ "sid bit value %d (0x%x)",
+ getpid (), env_var_str,
+ vcom->sid_bit_val, vcom->sid_bit_val);
+ }
+ else if (sb < VCOM_SID_BIT_MIN)
+ {
+ vcom->sid_bit_val = (1 << VCOM_SID_BIT_MIN);
+ vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+
+ clib_warning ("LDP<%d>: WARNING: VCOM sid bit (%u) "
+ "specified in the env var "
+ VCOM_ENV_SID_BIT " (%s) is too small. "
+ "Using VCOM_SID_BIT_MIN (%d)! "
+ "sid bit value %d (0x%x)",
+ getpid (), sb, env_var_str, VCOM_SID_BIT_MIN,
+ vcom->sid_bit_val, vcom->sid_bit_val);
+ }
+ else if (sb > VCOM_SID_BIT_MAX)
+ {
+ vcom->sid_bit_val = (1 << VCOM_SID_BIT_MAX);
+ vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+
+ clib_warning ("LDP<%d>: WARNING: VCOM sid bit (%u) "
+ "specified in the env var "
+ VCOM_ENV_SID_BIT " (%s) is too big. "
+ "Using VCOM_SID_BIT_MAX (%d)! "
+ "sid bit value %d (0x%x)",
+ getpid (), sb, env_var_str, VCOM_SID_BIT_MAX,
+ vcom->sid_bit_val, vcom->sid_bit_val);
}
else
{
- struct timespec ts_delta;
- ts_delta = timespec_sub (end_time, now);
- VCOM_TIMESPEC_TO_TIMEVAL (__timeout, &ts_delta);
+ vcom->sid_bit_val = (1 << sb);
+ vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+
+ clib_warning ("LDP<%d>: configured VCOM sid bit (%u) "
+ "from " VCOM_ENV_SID_BIT
+ "! sid bit value %d (0x%x)", getpid (),
+ sb, vcom->sid_bit_val, vcom->sid_bit_val);
+ }
+ }
+
+ clib_time_init (&vcom->clib_time);
+ clib_warning ("LDP<%d>: VCOM initialization: done!", getpid ());
+ }
+ else
+ {
+ fprintf (stderr, "\nLDP<%d>: ERROR: vcom_init: vppcom_app_create()"
+ " failed! rv = %d (%s)\n",
+ getpid (), rv, vppcom_retval_str (rv));
+ vcom->init = 0;
+ }
+ }
+ return rv;
+}
+
+int
+close (int fd)
+{
+ int rv;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ int epfd;
+
+ func_str = "vppcom_session_attr[GET_LIBC_EPFD]";
+ epfd = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0);
+ if (epfd > 0)
+ {
+ func_str = "libc_close";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): calling %s(): epfd %u (0x%x)",
+ getpid (), fd, fd, func_str, epfd, epfd);
+
+ rv = libc_close (epfd);
+ if (rv < 0)
+ {
+ u32 size = sizeof (epfd);
+ epfd = 0;
+
+ (void) vppcom_session_attr (sid, VPPCOM_ATTR_SET_LIBC_EPFD,
+ &epfd, &size);
+ }
+ }
+ else if (PREDICT_FALSE (epfd < 0))
+ {
+ errno = -epfd;
+ rv = -1;
+ goto done;
+ }
+
+ func_str = "vppcom_session_close";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+
+ rv = vppcom_session_close (sid);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_close";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s()",
+ getpid (), fd, fd, func_str);
+
+ rv = libc_close (fd);
+ }
+
+done:
+ if (VCOM_DEBUG > 0)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+ssize_t
+read (int fd, void *buf, size_t nbytes)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_read";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), buf %p, nbytes %u", getpid (),
+ fd, fd, func_str, sid, sid, buf, nbytes);
+
+ size = vppcom_session_read (sid, buf, nbytes);
+ if (size < 0)
+ {
+ errno = -size;
+ size = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_read";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, nbytes %u", getpid (),
+ fd, fd, func_str, buf, nbytes);
+
+ size = libc_read (fd, buf, nbytes);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+readv (int fd, const struct iovec * iov, int iovcnt)
+{
+ const char *func_str;
+ ssize_t size = 0;
+ u32 sid = vcom_sid_from_fd (fd);
+ int rv, i, total = 0;
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_read";
+ do
+ {
+ for (i = 0; i < iovcnt; ++i)
+ {
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s() [%d]: "
+ "sid %u (0x%x), iov %p, iovcnt %d, total %d",
+ getpid (), fd, fd, func_str, i, sid, sid,
+ iov, iovcnt, total);
+
+ rv = vppcom_session_read (sid, iov[i].iov_base, iov[i].iov_len);
+ if (rv < 0)
+ break;
+ else
+ {
+ total += rv;
+ if (rv < iov[i].iov_len)
+ {
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): "
+ "rv (%d) < iov[%d].iov_len (%d)",
+ getpid (), fd, fd, rv, i,
+ iov[i].iov_len);
+ break;
+ }
}
}
}
- }
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vselect2: " "'%04d',='%04d'\n", pid, rv, __nfds);
+ while ((rv >= 0) && (total == 0));
- return rv;
-}
-
-int
-vcom_select_internal (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- struct timeval *__restrict __timeout)
-{
- int rv;
- int new_nfds = 0;
- int nfd = 0;
- pid_t pid = getpid ();
-
- fd_set saved_readfds;
- fd_set saved_writefds;
- fd_set saved_exceptfds;
-
- /* validate __nfds */
- if (__nfds < 0)
- {
- errno = EINVAL;
- return -1;
- }
-
- /* validate __timeout */
- if (__timeout)
- {
- /* validate tv_sec */
- /* bogus */
- if (__timeout->tv_sec < 0 || __timeout->tv_usec < 0)
+ if (rv < 0)
{
- errno = EINVAL;
- return -1;
+ errno = -rv;
+ size = -1;
}
-
- /* validate tv_usec */
- /* TBD: */
- }
-
- /* init saved_x fds */
- if (__readfds)
- {
- saved_readfds = *__readfds;
- /*
- memcpy (&saved_readfds, __readfds, sizeof (*__readfds));
- */
+ else
+ size = total;
}
else
{
- FD_ZERO (&saved_readfds);
+ func_str = "libc_readv";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "iov %p, iovcnt %d", getpid (), fd, fd, iov, iovcnt);
+
+ size = libc_readv (fd, iov, iovcnt);
}
- if (__writefds)
+ if (VCOM_DEBUG > 2)
{
- saved_writefds = *__writefds;
- /*
- memcpy (&saved_writefds, __writefds, sizeof (*__writefds));
- */
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+ssize_t
+write (int fd, const void *buf, size_t nbytes)
+{
+ const char *func_str;
+ ssize_t size = 0;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_write";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), buf %p, nbytes %u", getpid (),
+ fd, fd, func_str, sid, sid, buf, nbytes);
+
+ size = vppcom_session_write (sid, (void *) buf, nbytes);
+ if (size < 0)
+ {
+ errno = -size;
+ size = -1;
+ }
}
else
{
- FD_ZERO (&saved_writefds);
+ func_str = "libc_write";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, nbytes %u", getpid (),
+ fd, fd, func_str, buf, nbytes);
+
+ size = libc_write (fd, buf, nbytes);
}
- if (__exceptfds)
+ if (VCOM_DEBUG > 2)
{
- saved_exceptfds = *__exceptfds;
- /*
- memcpy (&saved_exceptfds, __exceptfds, sizeof (*__exceptfds));
- */
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+ssize_t
+writev (int fd, const struct iovec * iov, int iovcnt)
+{
+ const char *func_str;
+ ssize_t size = 0, total = 0;
+ u32 sid = vcom_sid_from_fd (fd);
+ int rv, i;
+
+ /*
+ * Use [f]printf() instead of clib_warning() to prevent recursion SIGSEGV.
+ */
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_write";
+ do
+ {
+ for (i = 0; i < iovcnt; ++i)
+ {
+ if (VCOM_DEBUG > 4)
+ printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s() [%d]: "
+ "sid %u (0x%x), buf %p, nbytes %ld, total %ld",
+ __func__, __LINE__, getpid (), fd, fd, func_str,
+ i, sid, sid, iov[i].iov_base, iov[i].iov_len, total);
+
+ rv = vppcom_session_write (sid, iov[i].iov_base,
+ iov[i].iov_len);
+ if (rv < 0)
+ break;
+ else
+ {
+ total += rv;
+ if (rv < iov[i].iov_len)
+ {
+ if (VCOM_DEBUG > 4)
+ printf ("%s:%d: LDP<%d>: fd %d (0x%x): "
+ "rv (%d) < iov[%d].iov_len (%ld)",
+ __func__, __LINE__, getpid (), fd, fd,
+ rv, i, iov[i].iov_len);
+ break;
+ }
+ }
+ }
+ }
+ while ((rv >= 0) && (total == 0));
+
+ if (rv < 0)
+ {
+ errno = -rv;
+ size = -1;
+ }
+ else
+ size = total;
}
else
{
- FD_ZERO (&saved_exceptfds);
+ func_str = "libc_writev";
+
+ if (VCOM_DEBUG > 4)
+ printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s(): "
+ "iov %p, iovcnt %d\n", __func__, __LINE__, getpid (),
+ fd, fd, func_str, iov, iovcnt);
+
+ size = libc_writev (fd, iov, iovcnt);
}
- /* clear vcom fds */
- nfd = vcom_fd_clear (__nfds, &new_nfds, __readfds, __writefds, __exceptfds);
-
- /* set to an invalid value */
- rv = -2;
- /* have kernel fds */
- if (new_nfds)
- rv = libc_select (new_nfds, __readfds,
- __writefds, __exceptfds, __timeout);
-
- if (new_nfds && rv == -1)
+ if (VCOM_DEBUG > 4)
{
- /* on error, the file descriptor sets are unmodified */
- if (__readfds)
- *__readfds = saved_readfds;
- if (__writefds)
- *__writefds = saved_writefds;
- if (__exceptfds)
- *__exceptfds = saved_exceptfds;
- return rv;
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ fprintf (stderr,
+ "%s:%d: LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %ld, errno = %d\n", __func__, __LINE__, getpid (), fd,
+ fd, func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ printf ("%s:%d: LDP<%d>: fd %d (0x%x): returning %ld\n",
+ __func__, __LINE__, getpid (), fd, fd, size);
}
- else if ((new_nfds && rv != -1) || (rv == -2))
- {
- /* restore vcom fds */
- nfd = vcom_fd_set (__nfds,
- &new_nfds,
- __readfds,
- __writefds,
- __exceptfds,
- &saved_readfds, &saved_writefds, &saved_exceptfds);
- rv = nfd;
- }
-
- if (VCOM_DEBUG > 0)
- fprintf (stderr, "[%d] select: " "'%04d'='%04d'\n", pid, rv, __nfds);
- return rv;
+ return size;
}
int
-select (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds, struct timeval *__restrict __timeout)
+fcntl (int fd, int cmd, ...)
{
+ const char *func_str = __func__;
int rv = 0;
- pid_t pid = getpid ();
+ va_list ap;
+ u32 sid = vcom_sid_from_fd (fd);
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] select1: " "'%04d'='%04d'\n", pid, rv, __nfds);
- rv = vcom_select (__nfds, __readfds, __writefds, __exceptfds, __timeout);
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] select2: " "'%04d'='%04d'\n", pid, rv, __nfds);
- if (rv < 0)
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ va_start (ap, cmd);
+ if (sid != INVALID_SESSION_ID)
{
- errno = -rv;
- return -1;
- }
- return rv;
-}
+ int flags = va_arg (ap, int);
+ u32 size;
-#ifdef __USE_XOPEN2K
-/*
- * Same as above only that the TIMEOUT value is given with higher
- * resolution and a sigmask which is been set temporarily. This
- * version should be used.
- *
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_pselect (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- const struct timespec *__restrict __timeout,
- const __sigset_t * __restrict __sigmask)
-{
- int fd;
- int vcom_nfds = 0;
-
- for (fd = 0; fd < __nfds; fd++)
- {
- if (__readfds && FD_ISSET (fd, __readfds))
+ size = sizeof (flags);
+ rv = -EOPNOTSUPP;
+ switch (cmd)
{
- if (is_vcom_socket_fd (fd))
+ case F_SETFL:
+ func_str = "vppcom_session_attr[SET_FLAGS]";
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x) flags %d (0x%x), size %d",
+ getpid (), fd, fd, func_str, sid, sid,
+ flags, flags, size);
+
+ rv =
+ vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags, &size);
+ break;
+
+ case F_GETFL:
+ func_str = "vppcom_session_attr[GET_FLAGS]";
+ if (VCOM_DEBUG > 2)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid,
+ sid, flags, flags, size);
+
+ rv =
+ vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, &size);
+ if (rv == VPPCOM_OK)
{
- vcom_nfds++;
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x), cmd %d (F_GETFL): "
+ "%s() returned flags %d (0x%x)",
+ getpid (), fd, fd, cmd, func_str, flags, flags);
+ rv = flags;
}
- }
-
- if (__writefds && FD_ISSET (fd, __writefds))
- {
- if (is_vcom_socket_fd (fd))
- {
- vcom_nfds++;
- }
- }
- if (__exceptfds && FD_ISSET (fd, __exceptfds))
- {
- if (is_vcom_socket_fd (fd))
- {
- FD_CLR (fd, __exceptfds);
- }
- }
- }
- return vcom_nfds;
-}
-
-int
-pselect (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- const struct timespec *__restrict __timeout,
- const __sigset_t * __restrict __sigmask)
-{
- int rv;
- int new_nfds = 0;
- int nfd = 0;
- pid_t pid = getpid ();
-
- fd_set saved_readfds;
- fd_set saved_writefds;
- fd_set saved_exceptfds;
-
- /* validate __nfds */
- if (__nfds < 0)
- {
- errno = EINVAL;
- return -1;
- }
-
- /* validate __timeout */
- if (__timeout)
- {
- /* validate tv_sec */
- /* bogus */
- if (__timeout->tv_sec < 0 || __timeout->tv_nsec < 0)
- {
- errno = EINVAL;
- return -1;
- }
-
- /* validate tv_usec */
- /* TBD: */
- }
-
- /* init saved fds */
- if (__readfds)
- {
- saved_readfds = *__readfds;
- /*
- memcpy (&saved_readfds, __readfds, sizeof (*__readfds));
- */
- }
- else
- {
- FD_ZERO (&saved_readfds);
- }
-
- if (__writefds)
- {
- saved_writefds = *__writefds;
- /*
- memcpy (&saved_writefds, __writefds, sizeof (*__writefds));
- */
-
- }
- else
- {
- FD_ZERO (&saved_writefds);
- }
-
- if (__exceptfds)
- {
- saved_exceptfds = *__exceptfds;
- /*
- memcpy (&saved_exceptfds, __exceptfds, sizeof (*__exceptfds));
- */
-
- }
- else
- {
- FD_ZERO (&saved_exceptfds);
- }
-
- /* clear vcom fds */
- nfd = vcom_fd_clear (__nfds, &new_nfds, __readfds, __writefds, __exceptfds);
-
- /* set to an invalid value */
- rv = -2;
- if (new_nfds)
- rv = libc_pselect (new_nfds,
- __readfds,
- __writefds, __exceptfds, __timeout, __sigmask);
-
- if (new_nfds && rv == -1)
- {
- /* on error, the file descriptor sets are unmodified */
- if (__readfds)
- *__readfds = saved_readfds;
- if (__writefds)
- *__writefds = saved_writefds;
- if (__exceptfds)
- *__exceptfds = saved_exceptfds;
- return rv;
- }
- else if ((new_nfds && rv != -1) || (rv == -2))
- {
- /* restore vcom fds */
- nfd = vcom_fd_set (__nfds,
- &new_nfds,
- __readfds,
- __writefds,
- __exceptfds,
- &saved_readfds, &saved_writefds, &saved_exceptfds);
- rv = nfd;
- }
-
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] pselect: " "'%04d'='%04d'\n", pid, rv, __nfds);
- return rv;
-}
-#endif
-
-/*
- *
- * Socket specific glibc api
- *
- */
-
-/* Create a new socket of type TYPE in domain DOMAIN, using
- * protocol PROTOCOL. If PROTOCOL is zero, one is chosen
- * automatically. Returns a file descriptor for the new socket,
- * or -1 for errors.
- * RETURN: a valid file descriptor for the new socket,
- * or -1 for errors.
- * */
-
-int
-vcom_socket (int __domain, int __type, int __protocol)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_socket (__domain, __type, __protocol);
-}
-
-int
-socket (int __domain, int __type, int __protocol)
-{
- int rv;
- pid_t pid = getpid ();
- pthread_t tid = pthread_self ();
-
- /* handle domains implemented by vpp */
- switch (__domain)
- {
- case AF_INET:
- case AF_INET6:
- /* handle types implemented by vpp */
- switch (__type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))
- {
- case SOCK_STREAM:
- case SOCK_DGRAM:
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
- rv = vcom_socket (__domain, __type, __protocol);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] socket: "
- "'%04d'= D='%04d', T='%04d', P='%04d'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- rv, __domain, __type, __protocol);
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
- if (rv < 0)
- {
- errno = -rv;
- return -1;
- }
- return rv;
break;
default:
- goto CALL_GLIBC_SOCKET_API;
+ rv = -EOPNOTSUPP;
break;
}
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_vfcntl";
- break;
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d",
+ getpid (), fd, fd, func_str, cmd);
- default:
- goto CALL_GLIBC_SOCKET_API;
- break;
+ rv = libc_vfcntl (fd, cmd, ap);
}
-CALL_GLIBC_SOCKET_API:
- return libc_socket (__domain, __type, __protocol);
+ va_end (ap);
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+int
+ioctl (int fd, unsigned long int cmd, ...)
+{
+ const char *func_str;
+ int rv;
+ va_list ap;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ va_start (ap, cmd);
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_attr[GET_NREAD]";
+
+ switch (cmd)
+ {
+ case FIONREAD:
+ if (VCOM_DEBUG > 2)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_NREAD, 0, 0);
+ break;
+
+ case FIONBIO:
+ {
+ u32 flags = va_arg (ap, int) ? O_NONBLOCK : 0;
+ u32 size = sizeof (flags);
+
+ /* TBD: When VPPCOM_ATTR_[GS]ET_FLAGS supports flags other than
+ * non-blocking, the flags should be read here and merged
+ * with O_NONBLOCK.
+ */
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), flags %d (0x%x), size %d",
+ getpid (), fd, fd, func_str, sid, sid,
+ flags, flags, size);
+
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags,
+ &size);
+ }
+ break;
+
+ default:
+ rv = -EOPNOTSUPP;
+ break;
+ }
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_vioctl";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d",
+ getpid (), fd, fd, func_str, cmd);
+
+ rv = libc_vioctl (fd, cmd, ap);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ va_end (ap);
+ return rv;
+}
+
+int
+vcom_pselect (int nfds, fd_set * __restrict readfds,
+ fd_set * __restrict writefds,
+ fd_set * __restrict exceptfds,
+ const struct timespec *__restrict timeout,
+ const __sigset_t * __restrict sigmask)
+{
+ int rv;
+ char *func_str = "##";
+ f64 time_out;
+ int fd;
+ uword sid_bits, sid_bits_set, libc_bits, libc_bits_set;
+ u32 minbits = clib_max (nfds, BITS (uword));
+ u32 sid;
+
+ if (nfds < 0)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (nfds <= vcom->sid_bit_val)
+ {
+ func_str = "libc_pselect";
+
+ if (VCOM_DEBUG > 3)
+ clib_warning
+ ("LDP<%d>: calling %s(): nfds %d, readfds %p, writefds %p, "
+ "exceptfds %p, timeout %p, sigmask %p", getpid (), func_str, nfds,
+ readfds, writefds, exceptfds, timeout, sigmask);
+
+ rv = libc_pselect (nfds, readfds, writefds, exceptfds,
+ timeout, sigmask);
+ goto done;
+ }
+
+ if (PREDICT_FALSE (vcom->sid_bit_val > FD_SETSIZE / 2))
+ {
+ clib_warning ("LDP<%d>: ERROR: VCOM sid bit value %d (0x%x) > "
+ "FD_SETSIZE/2 %d (0x%x)!", getpid (),
+ vcom->sid_bit_val, vcom->sid_bit_val,
+ FD_SETSIZE / 2, FD_SETSIZE / 2);
+ errno = EOVERFLOW;
+ return -1;
+ }
+
+ if (timeout)
+ {
+ time_out = (timeout->tv_sec == 0 && timeout->tv_nsec == 0) ?
+ (f64) 0 : (f64) timeout->tv_sec +
+ (f64) timeout->tv_nsec / (f64) 1000000000 +
+ (f64) (timeout->tv_nsec % 1000000000) / (f64) 1000000000;
+
+ /* select as fine grained sleep */
+ if (!nfds)
+ {
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: sleeping for %f seconds",
+ getpid (), time_out);
+
+ time_out += clib_time_now (&vcom->clib_time);
+ while (clib_time_now (&vcom->clib_time) < time_out)
+ ;
+ return 0;
+ }
+ }
+ else if (!nfds)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+ else
+ time_out = -1;
+
+ sid_bits = libc_bits = 0;
+ if (readfds)
+ {
+ clib_bitmap_validate (vcom->sid_rd_bitmap, minbits);
+ clib_bitmap_validate (vcom->libc_rd_bitmap, minbits);
+ clib_bitmap_validate (vcom->rd_bitmap, minbits);
+ clib_memcpy (vcom->rd_bitmap, readfds,
+ vec_len (vcom->rd_bitmap) * sizeof (clib_bitmap_t));
+ FD_ZERO (readfds);
+
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (fd, vcom->rd_bitmap,
+ ({
+ sid = vcom_sid_from_fd (fd);
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: readfds: fd %d (0x%x), sid %u (0x%x)",
+ getpid (), fd, fd, sid, sid);
+ if (sid == INVALID_SESSION_ID)
+ clib_bitmap_set_no_check (vcom->libc_rd_bitmap, fd, 1);
+ else
+ clib_bitmap_set_no_check (vcom->sid_rd_bitmap, sid, 1);
+ }));
+ /* *INDENT-ON* */
+
+ sid_bits_set = clib_bitmap_last_set (vcom->sid_rd_bitmap) + 1;
+ sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
+
+ libc_bits_set = clib_bitmap_last_set (vcom->libc_rd_bitmap) + 1;
+ libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: readfds: sid_bits_set %d, sid_bits %d, "
+ "libc_bits_set %d, libc_bits %d", getpid (),
+ sid_bits_set, sid_bits, libc_bits_set, libc_bits);
+ }
+ if (writefds)
+ {
+ clib_bitmap_validate (vcom->sid_wr_bitmap, minbits);
+ clib_bitmap_validate (vcom->libc_wr_bitmap, minbits);
+ clib_bitmap_validate (vcom->wr_bitmap, minbits);
+ clib_memcpy (vcom->wr_bitmap, writefds,
+ vec_len (vcom->wr_bitmap) * sizeof (clib_bitmap_t));
+ FD_ZERO (writefds);
+
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (fd, vcom->wr_bitmap,
+ ({
+ sid = vcom_sid_from_fd (fd);
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: writefds: fd %d (0x%x), sid %u (0x%x)",
+ getpid (), fd, fd, sid, sid);
+ if (sid == INVALID_SESSION_ID)
+ clib_bitmap_set_no_check (vcom->libc_wr_bitmap, fd, 1);
+ else
+ clib_bitmap_set_no_check (vcom->sid_wr_bitmap, sid, 1);
+ }));
+ /* *INDENT-ON* */
+
+ sid_bits_set = clib_bitmap_last_set (vcom->sid_wr_bitmap) + 1;
+ sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
+
+ libc_bits_set = clib_bitmap_last_set (vcom->libc_wr_bitmap) + 1;
+ libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: writefds: sid_bits_set %d, sid_bits %d, "
+ "libc_bits_set %d, libc_bits %d", getpid (),
+ sid_bits_set, sid_bits, libc_bits_set, libc_bits);
+ }
+ if (exceptfds)
+ {
+ clib_bitmap_validate (vcom->sid_ex_bitmap, minbits);
+ clib_bitmap_validate (vcom->libc_ex_bitmap, minbits);
+ clib_bitmap_validate (vcom->ex_bitmap, minbits);
+ clib_memcpy (vcom->ex_bitmap, exceptfds,
+ vec_len (vcom->ex_bitmap) * sizeof (clib_bitmap_t));
+ FD_ZERO (exceptfds);
+
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (fd, vcom->ex_bitmap,
+ ({
+ sid = vcom_sid_from_fd (fd);
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: exceptfds: fd %d (0x%x), sid %u (0x%x)",
+ getpid (), fd, fd, sid, sid);
+ if (sid == INVALID_SESSION_ID)
+ clib_bitmap_set_no_check (vcom->libc_ex_bitmap, fd, 1);
+ else
+ clib_bitmap_set_no_check (vcom->sid_ex_bitmap, sid, 1);
+ }));
+ /* *INDENT-ON* */
+
+ sid_bits_set = clib_bitmap_last_set (vcom->sid_ex_bitmap) + 1;
+ sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
+
+ libc_bits_set = clib_bitmap_last_set (vcom->libc_ex_bitmap) + 1;
+ libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: exceptfds: sid_bits_set %d, sid_bits %d, "
+ "libc_bits_set %d, libc_bits %d", getpid (),
+ sid_bits_set, sid_bits, libc_bits_set, libc_bits);
+ }
+
+ if (PREDICT_FALSE (!sid_bits && !libc_bits))
+ {
+ errno = EINVAL;
+ rv = -1;
+ goto done;
+ }
+
+ do
+ {
+ if (sid_bits)
+ {
+ if (!vcom->select_vcl)
+ {
+ func_str = "vppcom_select";
+
+ if (readfds)
+ clib_memcpy (vcom->rd_bitmap, vcom->sid_rd_bitmap,
+ vec_len (vcom->rd_bitmap) *
+ sizeof (clib_bitmap_t));
+ if (writefds)
+ clib_memcpy (vcom->wr_bitmap, vcom->sid_wr_bitmap,
+ vec_len (vcom->wr_bitmap) *
+ sizeof (clib_bitmap_t));
+ if (exceptfds)
+ clib_memcpy (vcom->ex_bitmap, vcom->sid_ex_bitmap,
+ vec_len (vcom->ex_bitmap) *
+ sizeof (clib_bitmap_t));
+
+ rv = vppcom_select (sid_bits,
+ readfds ? vcom->rd_bitmap : NULL,
+ writefds ? vcom->wr_bitmap : NULL,
+ exceptfds ? vcom->ex_bitmap : NULL, 0);
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ else if (rv > 0)
+ {
+ if (readfds)
+ {
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (sid, vcom->rd_bitmap,
+ ({
+ fd = vcom_fd_from_sid (sid);
+ if (PREDICT_FALSE (fd < 0))
+ {
+ errno = EBADFD;
+ rv = -1;
+ goto done;
+ }
+ FD_SET (fd, readfds);
+ }));
+ /* *INDENT-ON* */
+ }
+ if (writefds)
+ {
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (sid, vcom->wr_bitmap,
+ ({
+ fd = vcom_fd_from_sid (sid);
+ if (PREDICT_FALSE (fd < 0))
+ {
+ errno = EBADFD;
+ rv = -1;
+ goto done;
+ }
+ FD_SET (fd, writefds);
+ }));
+ /* *INDENT-ON* */
+ }
+ if (exceptfds)
+ {
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (sid, vcom->ex_bitmap,
+ ({
+ fd = vcom_fd_from_sid (sid);
+ if (PREDICT_FALSE (fd < 0))
+ {
+ errno = EBADFD;
+ rv = -1;
+ goto done;
+ }
+ FD_SET (fd, exceptfds);
+ }));
+ /* *INDENT-ON* */
+ }
+ vcom->select_vcl = 1;
+ goto done;
+ }
+ }
+ else
+ vcom->select_vcl = 0;
+ }
+ if (libc_bits)
+ {
+ struct timespec tspec;
+
+ func_str = "libc_pselect";
+
+ if (readfds)
+ clib_memcpy (readfds, vcom->libc_rd_bitmap,
+ vec_len (vcom->rd_bitmap) * sizeof (clib_bitmap_t));
+ if (writefds)
+ clib_memcpy (writefds, vcom->libc_wr_bitmap,
+ vec_len (vcom->wr_bitmap) * sizeof (clib_bitmap_t));
+ if (exceptfds)
+ clib_memcpy (exceptfds, vcom->libc_ex_bitmap,
+ vec_len (vcom->ex_bitmap) * sizeof (clib_bitmap_t));
+ tspec.tv_sec = tspec.tv_nsec = 0;
+ rv = libc_pselect (libc_bits,
+ readfds ? readfds : NULL,
+ writefds ? writefds : NULL,
+ exceptfds ? exceptfds : NULL, &tspec, sigmask);
+ if (rv != 0)
+ goto done;
+ }
+ }
+ while ((time_out == -1) || (clib_time_now (&vcom->clib_time) < time_out));
+ rv = 0;
+
+done:
+ /* TBD: set timeout to amount of time left */
+ vec_reset_length (vcom->rd_bitmap);
+ vec_reset_length (vcom->sid_rd_bitmap);
+ vec_reset_length (vcom->libc_rd_bitmap);
+ vec_reset_length (vcom->wr_bitmap);
+ vec_reset_length (vcom->sid_wr_bitmap);
+ vec_reset_length (vcom->libc_wr_bitmap);
+ vec_reset_length (vcom->ex_bitmap);
+ vec_reset_length (vcom->sid_ex_bitmap);
+ vec_reset_length (vcom->libc_ex_bitmap);
+
+ if (VCOM_DEBUG > 3)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: %s() failed! "
+ "rv %d, errno = %d", getpid (),
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: returning %d (0x%x)", getpid (), rv, rv);
+ }
+ return rv;
+}
+
+int
+select (int nfds, fd_set * __restrict readfds,
+ fd_set * __restrict writefds,
+ fd_set * __restrict exceptfds, struct timeval *__restrict timeout)
+{
+ struct timespec tspec;
+
+ if (timeout)
+ {
+ tspec.tv_sec = timeout->tv_sec;
+ tspec.tv_nsec = timeout->tv_usec * 1000;
+ }
+ return vcom_pselect (nfds, readfds, writefds, exceptfds,
+ timeout ? &tspec : NULL, NULL);
+}
+
+#ifdef __USE_XOPEN2K
+int
+pselect (int nfds, fd_set * __restrict readfds,
+ fd_set * __restrict writefds,
+ fd_set * __restrict exceptfds,
+ const struct timespec *__restrict timeout,
+ const __sigset_t * __restrict sigmask)
+{
+ return vcom_pselect (nfds, readfds, writefds, exceptfds, timeout, 0);
+}
+#endif
+
+int
+socket (int domain, int type, int protocol)
+{
+ const char *func_str;
+ int rv;
+ u8 is_nonblocking = type & SOCK_NONBLOCK ? 1 : 0;
+ int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (((domain == AF_INET) || (domain == AF_INET6)) &&
+ ((sock_type == SOCK_STREAM) || (sock_type == SOCK_DGRAM)))
+ {
+ int sid;
+ u32 vrf = VPPCOM_VRF_DEFAULT;
+ u8 proto = ((sock_type == SOCK_DGRAM) ?
+ VPPCOM_PROTO_UDP : VPPCOM_PROTO_TCP);
+
+ func_str = "vppcom_session_create";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: : calling %s(): vrf %u, "
+ "proto %u (%s), is_nonblocking %u",
+ getpid (), func_str, vrf, proto,
+ vppcom_proto_str (proto), is_nonblocking);
+
+ sid = vppcom_session_create (vrf, proto, is_nonblocking);
+ if (sid < 0)
+ {
+ errno = -sid;
+ rv = -1;
+ }
+ else
+ {
+ func_str = "vcom_fd_from_sid";
+ rv = vcom_fd_from_sid (sid);
+ if (rv < 0)
+ {
+ (void) vppcom_session_close (sid);
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ }
+ else
+ {
+ func_str = "libc_socket";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str);
+
+ rv = libc_socket (domain, type, protocol);
+ }
+
+ if (VCOM_DEBUG > 0)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: %s() failed! "
+ "rv %d, errno = %d",
+ getpid (), func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: : returning fd %d (0x%x)", getpid (), rv, rv);
+ }
+ return rv;
}
/*
@@ -1745,1558 +1207,2209 @@
* Returns 0 on success, -1 for errors.
* */
int
-vcom_socketpair (int __domain, int __type, int __protocol, int __fds[2])
+socketpair (int domain, int type, int protocol, int fds[2])
{
- if (vcom_init () != 0)
+ const char *func_str;
+ int rv;
+ int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (((domain == AF_INET) || (domain == AF_INET6)) &&
+ ((sock_type == SOCK_STREAM) || (sock_type == SOCK_DGRAM)))
{
- return -1;
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ rv = -1;
+ }
+ else
+ {
+ func_str = "libc_socket";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str);
+
+ rv = libc_socket (domain, type, protocol);
}
- return vcom_socket_socketpair (__domain, __type, __protocol, __fds);
+ if (VCOM_DEBUG > 1)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: %s() failed! "
+ "rv %d, errno = %d",
+ getpid (), func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: : returning fd %d (0x%x)", getpid (), rv, rv);
+ }
+ return rv;
}
int
-socketpair (int __domain, int __type, int __protocol, int __fds[2])
+bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
{
int rv;
- pid_t pid = getpid ();
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
- /* handle domains implemented by vpp */
- switch (__domain)
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
{
- case AF_INET:
- case AF_INET6:
- /* handle types implemented by vpp */
- switch (__type)
+ vppcom_endpt_t ep;
+
+ func_str = "vppcom_session_bind";
+
+ ep.vrf = VPPCOM_VRF_DEFAULT;
+ switch (addr->sa_family)
{
- case SOCK_STREAM:
- case SOCK_DGRAM:
- rv = vcom_socketpair (__domain, __type, __protocol, __fds);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] socketpair: "
- "'%04d'= D='%04d', T='%04d', P='%04d'\n",
- pid, rv, __domain, __type, __protocol);
- if (rv < 0)
+ case AF_INET:
+ if (len != sizeof (struct sockaddr_in))
{
- errno = -rv;
- return -1;
+ clib_warning
+ ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): Invalid "
+ "AF_INET addr len %u!", getpid (), fd, fd, sid, sid, len);
+ errno = EINVAL;
+ rv = -1;
+ goto done;
}
- return 0;
+ ep.is_ip4 = VPPCOM_IS_IP4;
+ ep.ip = (u8 *) & ((const struct sockaddr_in *) addr)->sin_addr;
+ ep.port = (u16) ((const struct sockaddr_in *) addr)->sin_port;
+ break;
+
+ case AF_INET6:
+ if (len != sizeof (struct sockaddr_in6))
+ {
+ clib_warning
+ ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): Invalid "
+ "AF_INET6 addr len %u!", getpid (), fd, fd, sid, sid, len);
+ errno = EINVAL;
+ rv = -1;
+ goto done;
+ }
+ ep.is_ip4 = VPPCOM_IS_IP6;
+ ep.ip = (u8 *) & ((const struct sockaddr_in6 *) addr)->sin6_addr;
+ ep.port = (u16) ((const struct sockaddr_in6 *) addr)->sin6_port;
break;
default:
- goto CALL_GLIBC_SOCKET_API;
- break;
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): "
+ "Unsupported address family %u!",
+ getpid (), fd, fd, sid, sid, addr->sa_family);
+ errno = EAFNOSUPPORT;
+ rv = -1;
+ goto done;
}
-
- break;
-
- default:
- goto CALL_GLIBC_SOCKET_API;
- break;
- }
-
-CALL_GLIBC_SOCKET_API:
- return libc_socketpair (__domain, __type, __protocol, __fds);
-}
-
-/*
- * Give the socket FD the local address ADDR
- * (which is LEN bytes long).
- * */
-int
-vcom_bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv;
-
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- /* validate __len */
- switch (__addr->sa_family)
- {
- case AF_INET:
- if (__len != sizeof (struct sockaddr_in))
- return -EINVAL;
- break;
- case AF_INET6:
- if (__len != sizeof (struct sockaddr_in6))
- return -EINVAL;
- break;
-
- default:
- return -1;
- break;
- }
-
- /* handle domains implemented by vpp */
- switch (__addr->sa_family)
- {
- case AF_INET:
- case AF_INET6:
- rv = vcom_socket_bind (__fd, __addr, __len);
- return rv;
- break;
-
- default:
- return -1;
- break;
- }
-
- return -1;
-}
-
-int
-bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
-
- rv = vcom_bind (__fd, __addr, __len);
if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] bind: "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, rv, __fd, __addr, __len);
- if (rv != 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, sid, sid, addr, len);
+
+ rv = vppcom_session_bind (sid, &ep);
+ if (rv != VPPCOM_OK)
{
errno = -rv;
- return -1;
+ rv = -1;
}
- return 0;
}
- return libc_bind (__fd, __addr, __len);
-}
-
-/*
- * Put the local address of FD into *ADDR and its length in *LEN.
- * */
-int
-vcom_getsockname (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len)
-{
- if (vcom_init () != 0)
+ else
{
- return -1;
- }
+ func_str = "libc_bind";
- return vcom_socket_getsockname (__fd, __addr, __len);
-}
-
-int
-getsockname (int __fd, __SOCKADDR_ARG __addr, socklen_t * __restrict __len)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_getsockname (__fd, __addr, __len);
if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] getsockname: "
- "'%04d'='%04d', '%p', '%p'\n", pid, rv, __fd, __addr, __len);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_getsockname (__fd, __addr, __len);
-}
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, addr, len);
-/*
- * Open a connection on socket FD to peer at ADDR
- * (which LEN bytes long). For connectionless socket types, just set
- * the default address to send to and the only address from which to
- * accept transmissions. Return 0 on success, -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv;
-
- rv = vcom_init ();
- if (rv)
- {
- return rv;
+ rv = libc_bind (fd, addr, len);
}
- /* validate __len */
- switch (__addr->sa_family)
+done:
+ if (VCOM_DEBUG > 0)
{
- case AF_INET:
- if (__len != INET_ADDRSTRLEN)
- return -EINVAL;
- break;
- case AF_INET6:
- if (__len != INET6_ADDRSTRLEN)
- return -EINVAL;
- break;
-
- default:
- return -EAFNOSUPPORT;
- break;
- }
-
- /* handle domains implemented by vpp */
- switch (__addr->sa_family)
- {
- case AF_INET:
- case AF_INET6:
- rv = vcom_socket_connect (__fd, __addr, __len);
- break;
-
- default:
- return -EPFNOSUPPORT;
- break;
- }
-
- return rv;
-}
-
-int
-connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_connect (__fd, __addr, __len);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] connect: "
- "'%04d'='%04d', '%p', '%04d'\n",
- pid, rv, __fd, __addr, __len);
- if (rv)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
-
- return libc_connect (__fd, __addr, __len);
-}
-
-/*
- * Put the address of the peer connected to socket FD into *ADDR
- * (which is *LEN bytes long), and its actual length into *LEN.
- * */
-int
-vcom_getpeername (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_getpeername (__fd, __addr, __len);
-}
-
-int
-getpeername (int __fd, __SOCKADDR_ARG __addr, socklen_t * __restrict __len)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_getpeername (__fd, __addr, __len);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] getpeername: "
- "'%04d'='%04d', '%p', '%p'\n", pid, rv, __fd, __addr, __len);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_getpeername (__fd, __addr, __len);
-}
-
-/*
- * Send N bytes of BUF to socket FD. Returns the number sent or -1.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_send (int __fd, const void *__buf, size_t __n, int __flags)
-{
-
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_send (__fd, (void *) __buf, (int) __n, __flags);
-}
-
-ssize_t
-send (int __fd, const void *__buf, size_t __n, int __flags)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_send (__fd, __buf, __n, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] send: "
- "'%04d'='%04d', '%p', '%04d', '%04x'\n",
- pid, (int) size, __fd, __buf, (int) __n, __flags);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_send (__fd, __buf, __n, __flags);
-}
-
-ssize_t
-sendfile (int __out_fd, int __in_fd, off_t * __offset, size_t __len)
-{
- ssize_t size;
-
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] __out_fd %d, __in_fd %d, __offset %p, __len %ld",
- getpid (), __out_fd, __in_fd, __offset, __len);
-
- if (is_vcom_socket_fd (__out_fd))
- {
- /* TBD: refactor this check to be part of is_vcom_socket_fd() */
- if (vcom_init () != 0)
- return -1;
-
- size = vcom_socket_sendfile (__out_fd, __in_fd, __offset, __len);
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] vcom_socket_sendfile (out_fd %d, in_fd %d, "
- "offset %p (%ld), len %lu) returned %ld",
- getpid (), __out_fd, __in_fd, __offset,
- __offset ? *__offset : -1, __len, size);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] calling libc_sendfile!", getpid ());
- return libc_sendfile (__out_fd, __in_fd, __offset, __len);
-}
-
-ssize_t
-sendfile64 (int __out_fd, int __in_fd, off_t * __offset, size_t __len)
-{
- return sendfile (__out_fd, __in_fd, __offset, __len);
-}
-
-
-/*
- * Read N bytes into BUF from socket FD.
- * Returns the number read or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_recv (int __fd, void *__buf, size_t __n, int __flags)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_recv (__fd, __buf, __n, __flags);
-}
-
-ssize_t
-recv (int __fd, void *__buf, size_t __n, int __flags)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_recv (__fd, __buf, __n, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] recv: "
- "'%04d'='%04d', '%p', '%04d', '%04x'\n",
- pid, (int) size, __fd, __buf, (int) __n, __flags);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_recv (__fd, __buf, __n, __flags);
-}
-
-/*
- * Send N bytes of BUF on socket FD to peer at address ADDR (which is
- * ADDR_LEN bytes long). Returns the number sent, or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_sendto (int __fd, const void *__buf, size_t __n, int __flags,
- __CONST_SOCKADDR_ARG __addr, socklen_t __addr_len)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_sendto (__fd, __buf, __n, __flags, __addr, __addr_len);
-}
-
-ssize_t
-sendto (int __fd, const void *__buf, size_t __n, int __flags,
- __CONST_SOCKADDR_ARG __addr, socklen_t __addr_len)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_sendto (__fd, __buf, __n, __flags, __addr, __addr_len);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] sendto: "
- "'%04d'='%04d', '%p', '%04d', '%04x', "
- "'%p', '%04d'\n",
- pid, (int) size, __fd, __buf, (int) __n, __flags,
- __addr, __addr_len);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_sendto (__fd, __buf, __n, __flags, __addr, __addr_len);
-}
-
-/*
- * Read N bytes into BUF through socket FD.
- * If ADDR is not NULL, fill in *ADDR_LEN bytes of it with the
- * address of the sender, and store the actual size of the address
- * in *ADDR_LEN.
- * Returns the number of bytes read or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_recvfrom (int __fd, void *__restrict __buf, size_t __n,
- int __flags,
- __SOCKADDR_ARG __addr, socklen_t * __restrict __addr_len)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_recvfrom (__fd, __buf, __n, __flags, __addr, __addr_len);
-}
-
-ssize_t
-recvfrom (int __fd, void *__restrict __buf, size_t __n,
- int __flags,
- __SOCKADDR_ARG __addr, socklen_t * __restrict __addr_len)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_recvfrom (__fd, __buf, __n, __flags, __addr, __addr_len);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] recvfrom: "
- "'%04d'='%04d', '%p', '%04d', '%04x', "
- "'%p', '%p'\n",
- pid, (int) size, __fd, __buf, (int) __n, __flags,
- __addr, __addr_len);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_recvfrom (__fd, __buf, __n, __flags, __addr, __addr_len);
-}
-
-/*
- * Send a message described MESSAGE on socket FD.
- * Returns the number of bytes sent, or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_sendmsg (int __fd, const struct msghdr * __message, int __flags)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_sendmsg (__fd, __message, __flags);
-}
-
-ssize_t
-sendmsg (int __fd, const struct msghdr * __message, int __flags)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_sendmsg (__fd, __message, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] sendmsg: "
- "'%04d'='%04d', '%p', '%04x'\n",
- pid, (int) size, __fd, __message, __flags);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_sendmsg (__fd, __message, __flags);
-}
-
-#ifdef __USE_GNU
-/*
- * Send a VLEN messages as described by VMESSAGES to socket FD.
- * Returns the number of datagrams successfully written
- * or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_sendmmsg (__fd, __message, __vlen, __flags);
-}
-
-int
-sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_sendmmsg (__fd, __message, __vlen, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] sendmmsg: "
- "'%04d'='%04d', '%p', '%04d', '%04x'\n",
- pid, (int) size, __fd, __vmessages, __vlen, __flags);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_sendmmsg (__fd, __message, __vlen, __flags);
-}
-
-#endif
-
-/*
- * Receive a message as described by MESSAGE from socket FD.
- * Returns the number of bytes read or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-ssize_t
-vcom_recvmsg (int __fd, struct msghdr * __message, int __flags)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_recvmsg (__fd, __message, __flags);
-}
-
-ssize_t
-recvmsg (int __fd, struct msghdr * __message, int __flags)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_recvmsg (__fd, __message, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] recvmsg: "
- "'%04d'='%04d', '%p', '%04x'\n",
- pid, (int) size, __fd, __message, __flags);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_recvmsg (__fd, __message, __flags);
-}
-
-#ifdef __USE_GNU
-/*
- * Receive up to VLEN messages as described by VMESSAGES from socket FD.
- * Returns the number of messages received or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags, struct timespec *__tmo)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_recvmmsg (__fd, __message, __vlen, __flags, __tmo);
-}
-
-int
-recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags, struct timespec *__tmo)
-{
- ssize_t size;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- size = vcom_recvmmsg (__fd, __message, __vlen, __flags, __tmo);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] recvmmsg: "
- "'%04d'='%04d', '%p', "
- "'%04d', '%04x', '%p'\n",
- pid, (int) size, __fd, __vmessages, __vlen, __flags, __tmo);
- if (size < 0)
- {
- errno = -size;
- return -1;
- }
- return size;
- }
- return libc_recvmmsg (__fd, __message, __vlen, __flags, __tmo);
-}
-
-#endif
-
-/*
- * Put the current value for socket FD's option OPTNAME
- * at protocol level LEVEL into OPTVAL (which is *OPTLEN bytes long),
- * and set *OPTLEN to the value's actual length.
- * Returns 0 on success, -1 for errors.
- * */
-int
-vcom_getsockopt (int __fd, int __level, int __optname,
- void *__restrict __optval, socklen_t * __restrict __optlen)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_getsockopt (__fd, __level, __optname,
- __optval, __optlen);
-}
-
-int
-getsockopt (int __fd, int __level, int __optname,
- void *__restrict __optval, socklen_t * __restrict __optlen)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_getsockopt (__fd, __level, __optname, __optval, __optlen);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] getsockopt: "
- "'%04d'='%04d', '%04d', '%04d', "
- "'%p', '%p'\n",
- pid, rv, __fd, __level, __optname, __optval, __optlen);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_getsockopt (__fd, __level, __optname, __optval, __optlen);
-}
-
-/*
- * Set socket FD's option OPTNAME at protocol level LEVEL
- * to *OPTVAL (which is OPTLEN bytes long).
- * Returns 0 on success, -1 for errors.
- * */
-int
-vcom_setsockopt (int __fd, int __level, int __optname,
- const void *__optval, socklen_t __optlen)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_setsockopt (__fd, __level, __optname,
- __optval, __optlen);
-}
-
-int
-setsockopt (int __fd, int __level, int __optname,
- const void *__optval, socklen_t __optlen)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_setsockopt (__fd, __level, __optname, __optval, __optlen);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] setsockopt: "
- "'%04d'='%04d', '%04d', '%04d', "
- "'%p', '%04d'\n",
- pid, rv, __fd, __level, __optname, __optval, __optlen);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_setsockopt (__fd, __level, __optname, __optval, __optlen);
-}
-
-/*
- * Prepare to accept connections on socket FD.
- * N connection requests will be queued before further
- * requests are refused.
- * Returns 0 on success, -1 for errors.
- * */
-int
-vcom_listen (int __fd, int __n)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_listen (__fd, __n);
-}
-
-int
-listen (int __fd, int __n)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_listen (__fd, __n);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] listen: "
- "'%04d'='%04d', '%04d'\n", pid, rv, __fd, __n);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_listen (__fd, __n);
-}
-
-/*
- * Await a connection on socket FD.
- * When a connection arrives, open a new socket to communicate
- * with it, set *ADDR (which is *ADDR_LEN bytes long) to the address
- * of the connecting peer and *ADDR_LEN to the address's actual
- * length, and return the new socket's descriptor, or -1 for errors.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_accept (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len)
-{
-
- if (vcom_init () != 0)
- {
- return -1;
- }
- return vcom_socket_accept (__fd, __addr, __addr_len);
-}
-
-int
-accept (int __fd, __SOCKADDR_ARG __addr, socklen_t * __restrict __addr_len)
-{
- int rv = -1;
- pid_t pid = getpid ();
- pthread_t tid = pthread_self ();
-
- if (is_vcom_socket_fd (__fd))
- {
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] accept1: "
- "'%04d'='%04d', '%p', '%p'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- rv, __fd, __addr, __addr_len);
- rv = vcom_accept (__fd, __addr, __addr_len);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d][%lu (0x%lx)] accept2: "
- "'%04d'='%04d', '%p', '%p'\n",
- pid, (unsigned long) tid, (unsigned long) tid,
- rv, __fd, __addr, __addr_len);
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
if (rv < 0)
{
- errno = -rv;
- return -1;
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
}
- return rv;
- }
- return libc_accept (__fd, __addr, __addr_len);
-}
-
-/*
- * Similar to 'accept' but takes an additional parameter to specify
- * flags.
- * This function is a cancellation point and therefore not marked
- * with __THROW.
- * */
-int
-vcom_accept4 (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int __flags)
-{
-
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- return vcom_socket_accept4 (__fd, __addr, __addr_len, __flags);
-}
-
-int
-accept4 (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int __flags)
-{
- int rv = 0;
- pid_t pid = getpid ();
-
- fprintf (stderr,
- "[%d] accept4: in the beginning... "
- "'%04d'='%04d', '%p', '%p', '%04x'\n",
- pid, rv, __fd, __addr, __addr_len, __flags);
-
- if (is_vcom_socket_fd (__fd))
- {
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
- rv = vcom_accept4 (__fd, __addr, __addr_len, __flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] accept4: VCL "
- "'%04d'='%04d', '%p', '%p', '%04x'\n",
- pid, rv, __fd, __addr, __addr_len, __flags);
- if (VCOM_DEBUG > 0)
- vcom_socket_main_show ();
- if (rv < 0)
- {
- errno = -rv;
- return -1;
- }
- return rv;
- }
- fprintf (stderr,
- "[%d] accept4: libc "
- "'%04d'='%04d', '%p', '%p', '%04x'\n",
- pid, rv, __fd, __addr, __addr_len, __flags);
-
- return libc_accept4 (__fd, __addr, __addr_len, __flags);
-}
-
-/*
- * Shut down all or part of the connection open on socket FD.
- * HOW determines what to shut down:
- * SHUT_RD = No more receptions;
- * SHUT_WR = No more transmissions;
- * SHUT_RDWR = No more receptions or transmissions.
- * Returns 0 on success, -1 for errors.
- * */
-int
-vcom_shutdown (int __fd, int __how)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
- return vcom_socket_shutdown (__fd, __how);
-}
-
-int
-shutdown (int __fd, int __how)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (is_vcom_socket_fd (__fd))
- {
- rv = vcom_shutdown (__fd, __how);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] shutdown: "
- "'%04d'='%04d', '%04d'\n", pid, rv, __fd, __how);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
- }
- return libc_shutdown (__fd, __how);
-}
-
-int
-vcom_epoll_create (int __size)
-{
-
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- if (__size <= 0)
- {
- return -EINVAL;
- }
-
- /* __size argument is ignored "thereafter" */
- return vcom_epoll_create1 (0);
-}
-
-/*
- * __size argument is ignored, but must be greater than zero
- */
-int
-epoll_create (int __size)
-{
- int rv = 0;
- pid_t pid = getpid ();
-
- rv = vcom_epoll_create (__size);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] epoll_create: " "'%04d'='%04d'\n", pid, rv, __size);
- if (rv < 0)
- {
- errno = -rv;
- return -1;
- }
- return rv;
-}
-
-int
-vcom_epoll_create1 (int __flags)
-{
- if (vcom_init () != 0)
- {
- return -1;
- }
-
- if (__flags < 0)
- {
- return -EINVAL;
- }
- if (__flags & ~EPOLL_CLOEXEC)
- {
- return -EINVAL;
- }
- /* __flags can be either zero or EPOLL_CLOEXEC */
- /* implementation */
- return vcom_socket_epoll_create1 (__flags);
-}
-
-/*
- * __flags can be either zero or EPOLL_CLOEXEC
- * */
-int
-epoll_create1 (int __flags)
-{
- int rv = 0;
- pid_t pid = getpid ();
-
- rv = vcom_epoll_create1 (__flags);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] epoll_create: " "'%04d'='%08x'\n", pid, rv, __flags);
- if (rv < 0)
- {
- errno = -rv;
- return -1;
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
}
return rv;
}
static inline int
-ep_op_has_event (int op)
+vcom_copy_ep_to_sockaddr (__SOCKADDR_ARG addr, socklen_t * __restrict len,
+ vppcom_endpt_t * ep)
{
- return op != EPOLL_CTL_DEL;
-}
+ int rv = 0;
+ int sa_len, copy_len;
-int
-vcom_epoll_ctl (int __epfd, int __op, int __fd, struct epoll_event *__event)
-{
- if (vcom_init () != 0)
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (addr && len && ep)
{
- return -1;
- }
+ addr->sa_family = (ep->is_ip4 == VPPCOM_IS_IP4) ? AF_INET : AF_INET6;
+ switch (addr->sa_family)
+ {
+ case AF_INET:
+ ((struct sockaddr_in *) addr)->sin_port = ep->port;
+ if (*len > sizeof (struct sockaddr_in))
+ *len = sizeof (struct sockaddr_in);
+ sa_len = sizeof (struct sockaddr_in) - sizeof (struct in_addr);
+ copy_len = *len - sa_len;
+ if (copy_len > 0)
+ memcpy (&((struct sockaddr_in *) addr)->sin_addr, ep->ip,
+ copy_len);
+ break;
- /*
- * the requested operation __op is not supported
- * by this interface */
- if (!((__op == EPOLL_CTL_ADD) ||
- (__op == EPOLL_CTL_MOD) || (__op == EPOLL_CTL_DEL)))
- {
- return -EINVAL;
- }
+ case AF_INET6:
+ ((struct sockaddr_in6 *) addr)->sin6_port = ep->port;
+ if (*len > sizeof (struct sockaddr_in6))
+ *len = sizeof (struct sockaddr_in6);
+ sa_len = sizeof (struct sockaddr_in6) - sizeof (struct in6_addr);
+ copy_len = *len - sa_len;
+ if (copy_len > 0)
+ memcpy (((struct sockaddr_in6 *) addr)->sin6_addr.
+ __in6_u.__u6_addr8, ep->ip, copy_len);
+ break;
- /* op is ADD or MOD but event parameter is NULL */
- if ((ep_op_has_event (__op) && !__event))
- {
- return -EFAULT;
- }
-
- /* fd is same as epfd */
- /* do not permit adding an epoll file descriptor inside itself */
- if (__epfd == __fd)
- {
- return -EINVAL;
- }
-
- /* implementation */
- return vcom_socket_epoll_ctl (__epfd, __op, __fd, __event);
-}
-
-/*
- * implement the controller interface for epoll
- * that enables the insertion/removal/change of
- * file descriptors inside the interest set.
- */
-int
-epoll_ctl (int __epfd, int __op, int __fd, struct epoll_event *__event)
-{
- int rv;
- pid_t pid = getpid ();
-
- rv = vcom_epoll_ctl (__epfd, __op, __fd, __event);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] epoll_ctl: "
- "'%04d'='%04d', '%04d', '%04d'\n", pid, rv, __epfd, __op, __fd);
- if (rv != 0)
- {
- errno = -rv;
- return -1;
- }
- return 0;
-}
-
-int
-epoll_wait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout)
-{
- int rv;
- pid_t pid = getpid ();
-
- if (__maxevents <= 0 || __maxevents > EP_MAX_EVENTS)
- {
- fprintf (stderr, "[%d] ERROR: epoll_wait() invalid maxevents %d\n",
- pid, __maxevents);
- errno = EINVAL;
- return -1;
- }
-
- rv =
- vcom_socket_epoll_pwait (__epfd, __events, __maxevents, __timeout, NULL);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] epoll_wait: "
- "'%04d'='%04d', '%p', "
- "'%04d', '%04d'\n",
- pid, rv, __epfd, __events, __maxevents, __timeout);
- if (rv < 0)
- {
- errno = -rv;
- return -1;
+ default:
+ /* Not possible */
+ rv = -EAFNOSUPPORT;
+ break;
+ }
}
return rv;
}
-
int
-epoll_pwait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout, const __sigset_t * __ss)
+getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
{
int rv;
- pid_t pid = getpid ();
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
- if (__maxevents <= 0 || __maxevents > EP_MAX_EVENTS)
- {
- errno = EINVAL;
- return -1;
- }
+ if ((errno = -vcom_init ()))
+ return -1;
- if (is_vcom_epfd (__epfd))
+ if (sid != INVALID_SESSION_ID)
{
- rv =
- vcom_socket_epoll_pwait (__epfd, __events, __maxevents, __timeout,
- __ss);
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] epoll_pwait: "
- "'%04d'='%04d', '%p', "
- "'%04d', '%04d', "
- "'%p'\n",
- pid, rv, __epfd, __events, __maxevents, __timeout, __ss);
- if (rv < 0)
+ vppcom_endpt_t ep;
+ u8 addr_buf[sizeof (struct in6_addr)];
+ u32 size = sizeof (ep);
+
+ ep.ip = addr_buf;
+ func_str = "vppcom_session_attr[GET_LCL_ADDR]";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, sid, sid, addr, len);
+
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size);
+ if (rv != VPPCOM_OK)
{
errno = -rv;
- return -1;
+ rv = -1;
}
- return rv;
+ else
+ {
+ rv = vcom_copy_ep_to_sockaddr (addr, len, &ep);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
}
else
{
- errno = EINVAL;
- return -1;
+ func_str = "libc_getsockname";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, addr, len);
+
+ rv = libc_getsockname (fd, addr, len);
}
- return 0;
+ if (VCOM_DEBUG > 2)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
}
-/* Poll the file descriptors described by the NFDS structures starting at
- FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for
- an event to occur; if TIMEOUT is -1, block until an event occurs.
- Returns the number of file descriptors with events, zero if timed out,
- or -1 for errors.
-
- This function is a cancellation point and therefore not marked with
- __THROW. */
-
int
-vcom_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
+connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
{
- int rv = 0;
- pid_t pid = getpid ();
+ int rv;
+ const char *func_str = __func__;
+ u32 sid = vcom_sid_from_fd (fd);
- struct rlimit nofile_limit;
- struct pollfd vcom_fds[MAX_POLL_NFDS_DEFAULT];
- nfds_t fds_idx = 0;
+ if ((errno = -vcom_init ()))
+ return -1;
- /* actual set of file descriptors to be monitored */
- nfds_t libc_nfds = 0;
- nfds_t vcom_nfds = 0;
-
- /* ready file descriptors
- *
- * number of structures which have nonzero revents fields
- * in other words, descriptors with events or errors reported.
- * */
- /* after call to libc_poll () */
- int rlibc_nfds = 0;
- /* after call to vcom_socket_poll () */
- int rvcom_nfds = 0;
-
-
- /* timeout value in units of timespec */
- struct timespec timeout_ts;
- struct timespec start_time, now, end_time;
-
-
- /* get start_time */
- rv = clock_gettime (CLOCK_MONOTONIC, &start_time);
- if (rv == -1)
+ if (!addr)
{
- rv = -errno;
- goto poll_done;
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): NULL addr, len %u",
+ getpid (), fd, fd, len);
+ errno = EINVAL;
+ rv = -1;
+ goto done;
}
- /* set timeout_ts & end_time */
- if (__timeout >= 0)
+ if (sid != INVALID_SESSION_ID)
{
- /* set timeout_ts */
- timeout_ts.tv_sec = __timeout / MSEC_PER_SEC;
- timeout_ts.tv_nsec = (__timeout % MSEC_PER_SEC) * NSEC_PER_MSEC;
- set_normalized_timespec (&timeout_ts,
- timeout_ts.tv_sec, timeout_ts.tv_nsec);
- /* set end_time */
- if (__timeout)
+ vppcom_endpt_t ep;
+
+ func_str = "vppcom_session_connect";
+
+ ep.vrf = VPPCOM_VRF_DEFAULT;
+ switch (addr->sa_family)
{
- end_time = timespec_add (start_time, timeout_ts);
+ case AF_INET:
+ if (len != sizeof (struct sockaddr_in))
+ {
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): Invalid "
+ "AF_INET addr len %u!", getpid (), fd, fd, sid, sid, len);
+ errno = EINVAL;
+ rv = -1;
+ goto done;
+ }
+ ep.is_ip4 = VPPCOM_IS_IP4;
+ ep.ip = (u8 *) & ((const struct sockaddr_in *) addr)->sin_addr;
+ ep.port = (u16) ((const struct sockaddr_in *) addr)->sin_port;
+ break;
+
+ case AF_INET6:
+ if (len != sizeof (struct sockaddr_in6))
+ {
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): Invalid "
+ "AF_INET6 addr len %u!", getpid (), fd, fd, sid, sid, len);
+ errno = EINVAL;
+ rv = -1;
+ goto done;
+ }
+ ep.is_ip4 = VPPCOM_IS_IP6;
+ ep.ip = (u8 *) & ((const struct sockaddr_in6 *) addr)->sin6_addr;
+ ep.port = (u16) ((const struct sockaddr_in6 *) addr)->sin6_port;
+ break;
+
+ default:
+ clib_warning ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): "
+ "Unsupported address family %u!",
+ getpid (), fd, fd, sid, sid, addr->sa_family);
+ errno = EAFNOSUPPORT;
+ rv = -1;
+ goto done;
+ }
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x) "
+ "addr %p len %u",
+ getpid (), fd, fd, func_str, sid, sid, addr, len);
+
+ rv = vppcom_session_connect (sid, &ep);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_connect";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, addr, len);
+
+ rv = libc_connect (fd, addr, len);
+ }
+
+done:
+ if (VCOM_DEBUG > 0)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+int
+getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
+{
+ int rv;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ clib_warning ("LDP<%d>: fd %d (0x%x) ", getpid (), fd, fd);
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ vppcom_endpt_t ep;
+ u8 addr_buf[sizeof (struct in6_addr)];
+ u32 size = sizeof (ep);
+
+ ep.ip = addr_buf;
+ func_str = "vppcom_session_attr[GET_PEER_ADDR]";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, sid, sid, addr, len);
+
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_PEER_ADDR, &ep, &size);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
}
else
{
- end_time = start_time;
+ rv = vcom_copy_ep_to_sockaddr (addr, len, &ep);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
}
}
-
- if (vcom_init () != 0)
+ else
{
- rv = -1;
- goto poll_done;
+ func_str = "libc_getpeername";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "addr %p, len %u",
+ getpid (), fd, fd, func_str, addr, len);
+
+ rv = libc_getpeername (fd, addr, len);
}
- /* validate __fds */
- if (!__fds)
+ if (VCOM_DEBUG > 2)
{
- rv = -EFAULT;
- goto poll_done;
- }
-
- /* validate __nfds */
- /*TBD: call getrlimit once when vcl-ldpreload library is init */
- rv = getrlimit (RLIMIT_NOFILE, &nofile_limit);
- if (rv != 0)
- {
- rv = -errno;
- goto poll_done;
- }
- if (__nfds >= nofile_limit.rlim_cur)
- {
- rv = -EINVAL;
- goto poll_done;
- }
-
- /*
- * for the POC, it's fair to assume that nfds is less than 1024
- * */
- if (__nfds >= MAX_POLL_NFDS_DEFAULT)
- {
- rv = -EINVAL;
- goto poll_done;
- }
-
- /* set revents field (output parameter)
- * to zero
- * */
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- __fds[fds_idx].revents = 0;
- }
-
-#if 0
- /* set revents field (output parameter)
- * to zero for user ignored fds
- * */
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /*
- * if negative fd, ignore events field
- * and set output parameter (revents field) to zero */
- if (__fds[fds_idx].fd < 0)
+ if (rv < 0)
{
- __fds[fds_idx].revents = 0;
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+ssize_t
+send (int fd, const void *buf, size_t n, int flags)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+
+ func_str = "vppcom_session_sendto";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "buf %p, n %u, flags 0x%x",
+ getpid (), fd, fd, func_str, sid, sid, buf, n, flags);
+
+ size = vppcom_session_sendto (sid, (void *) buf, n, flags, NULL);
+ if (size != VPPCOM_OK)
+ {
+ errno = -size;
+ size = -1;
}
}
+ else
+ {
+ func_str = "libc_send";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, n %u, flags 0x%x",
+ getpid (), fd, fd, func_str, buf, n, flags);
+
+ size = libc_send (fd, buf, n, flags);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
+{
+ ssize_t size = 0;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (out_fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ int rv;
+ ssize_t results = 0;
+ size_t n_bytes_left = len;
+ size_t bytes_to_read;
+ int nbytes;
+ int errno_val;
+ u8 eagain = 0;
+ u32 flags, flags_len = sizeof (flags);
+
+ func_str = "vppcom_session_attr[GET_FLAGS]";
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags,
+ &flags_len);
+ if (PREDICT_FALSE (rv != VPPCOM_OK))
+ {
+ clib_warning ("LDP<%d>: ERROR: out fd %d (0x%x): %s(): "
+ "sid %u (0x%x), returned %d (%s)!", getpid (),
+ out_fd, out_fd, func_str, sid, sid, rv,
+ vppcom_retval_str (rv));
+
+ vec_reset_length (vcom->io_buffer);
+ errno = -rv;
+ size = -1;
+ goto done;
+ }
+
+ if (offset)
+ {
+ off_t off = lseek (in_fd, *offset, SEEK_SET);
+ if (PREDICT_FALSE (off == -1))
+ {
+ func_str = "lseek";
+ errno_val = errno;
+ clib_warning ("LDP<%d>: ERROR: out fd %d (0x%x): %s(): "
+ "SEEK_SET failed: in_fd %d, offset %p, "
+ "*offset %ld, rv %ld, errno %d", getpid (),
+ out_fd, out_fd, in_fd, offset, *offset, off,
+ errno_val);
+ errno = errno_val;
+ size = -1;
+ goto done;
+ }
+
+ ASSERT (off == *offset);
+ }
+
+ do
+ {
+ func_str = "vppcom_session_attr[GET_NWRITE]";
+ size = vppcom_session_attr (sid, VPPCOM_ATTR_GET_NWRITE, 0, 0);
+ if (size < 0)
+ {
+ clib_warning
+ ("LDP<%d>: ERROR: fd %d (0x%x): %s(): sid %u (0x%x), "
+ "returned %d (%s)!", getpid (), out_fd, out_fd, func_str,
+ sid, sid, size, vppcom_retval_str (size));
+ vec_reset_length (vcom->io_buffer);
+ errno = -size;
+ size = -1;
+ goto done;
+ }
+
+ bytes_to_read = size;
+ if (VCOM_DEBUG > 2)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): called %s(): sid %u (0x%x), "
+ "results %ld, n_bytes_left %lu, bytes_to_read %lu", getpid (),
+ out_fd, out_fd, func_str, sid, sid, results, n_bytes_left,
+ bytes_to_read);
+
+ if (bytes_to_read == 0)
+ {
+ if (flags & O_NONBLOCK)
+ {
+ if (!results)
+ {
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): "
+ "EAGAIN",
+ getpid (), out_fd, out_fd, sid, sid);
+ eagain = 1;
+ }
+ goto update_offset;
+ }
+ else
+ continue;
+ }
+ bytes_to_read = clib_min (n_bytes_left, bytes_to_read);
+ vec_validate (vcom->io_buffer, bytes_to_read);
+ nbytes = libc_read (in_fd, vcom->io_buffer, bytes_to_read);
+ if (nbytes < 0)
+ {
+ func_str = "libc_read";
+ errno_val = errno;
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): in_fd (%d), "
+ "io_buffer %p, bytes_to_read %lu, rv %d, "
+ "errno %d", getpid (), out_fd, out_fd, func_str,
+ in_fd, vcom->io_buffer, bytes_to_read, nbytes,
+ errno_val);
+ errno = errno_val;
+
+ if (results == 0)
+ {
+ vec_reset_length (vcom->io_buffer);
+ size = -1;
+ goto done;
+ }
+ goto update_offset;
+ }
+ func_str = "vppcom_session_write";
+ if (VCOM_DEBUG > 2)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
+ "buf %p, nbytes %u: results %d, n_bytes_left %d", getpid (),
+ out_fd, out_fd, func_str, sid, sid, vcom->io_buffer, nbytes,
+ results, n_bytes_left);
+
+ size = vppcom_session_write (sid, vcom->io_buffer, nbytes);
+ if (size < 0)
+ {
+ if (size == VPPCOM_EAGAIN)
+ {
+ if (flags & O_NONBLOCK)
+ {
+ if (!results)
+ {
+ if (VCOM_DEBUG > 2)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): "
+ "EAGAIN", getpid (), out_fd, out_fd, sid, sid);
+ eagain = 1;
+ }
+ goto update_offset;
+ }
+ else
+ continue;
+ }
+ else
+ {
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s():"
+ "sid %u, io_buffer %p, nbytes %u "
+ "returned %d (%s)",
+ getpid (), out_fd, out_fd, func_str,
+ sid, vcom->io_buffer, nbytes,
+ size, vppcom_retval_str (size));
+ }
+ if (results == 0)
+ {
+ vec_reset_length (vcom->io_buffer);
+ errno = -size;
+ size = -1;
+ goto done;
+ }
+ goto update_offset;
+ }
+
+ results += nbytes;
+ ASSERT (n_bytes_left >= nbytes);
+ n_bytes_left = n_bytes_left - nbytes;
+ }
+ while (n_bytes_left > 0);
+
+ update_offset:
+ vec_reset_length (vcom->io_buffer);
+ if (offset)
+ {
+ off_t off = lseek (in_fd, *offset, SEEK_SET);
+ if (PREDICT_FALSE (off == -1))
+ {
+ func_str = "lseek";
+ errno_val = errno;
+ clib_warning ("LDP<%d>: ERROR: %s(): SEEK_SET failed: "
+ "in_fd %d, offset %p, *offset %ld, "
+ "rv %ld, errno %d", getpid (), in_fd,
+ offset, *offset, off, errno_val);
+ errno = errno_val;
+ size = -1;
+ goto done;
+ }
+
+ ASSERT (off == *offset);
+ *offset += results + 1;
+ }
+ if (eagain)
+ {
+ errno = EAGAIN;
+ size = -1;
+ }
+ else
+ size = results;
+ }
+ else
+ {
+ func_str = "libc_send";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "in_fd %d, offset %p, len %u",
+ getpid (), out_fd, out_fd, func_str,
+ in_fd, offset, len);
+
+ size = libc_sendfile (out_fd, in_fd, offset, len);
+ }
+
+done:
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), out_fd, out_fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), out_fd, out_fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+sendfile64 (int out_fd, int in_fd, off_t * offset, size_t len)
+{
+ return sendfile (out_fd, in_fd, offset, len);
+}
+
+ssize_t
+recv (int fd, void *buf, size_t n, int flags)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_recvfrom";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), buf %p, n %u, flags 0x%x", getpid (),
+ fd, fd, func_str, sid, sid, buf, n, flags);
+
+ size = vppcom_session_recvfrom (sid, buf, n, flags, NULL);
+ if (size < 0)
+ {
+ errno = -size;
+ size = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_recv";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, n %u, flags 0x%x", getpid (),
+ fd, fd, func_str, buf, n, flags);
+
+ size = libc_recv (fd, buf, n, flags);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+sendto (int fd, const void *buf, size_t n, int flags,
+ __CONST_SOCKADDR_ARG addr, socklen_t addr_len)
+{
+ ssize_t size;
+ const char *func_str = __func__;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ vppcom_endpt_t *ep = 0;
+ vppcom_endpt_t _ep;
+
+ if (addr)
+ {
+ ep = &_ep;
+ ep->vrf = VPPCOM_VRF_DEFAULT;
+ switch (addr->sa_family)
+ {
+ case AF_INET:
+ ep->is_ip4 = VPPCOM_IS_IP4;
+ ep->ip =
+ (uint8_t *) & ((const struct sockaddr_in *) addr)->sin_addr;
+ ep->port =
+ (uint16_t) ((const struct sockaddr_in *) addr)->sin_port;
+ break;
+
+ case AF_INET6:
+ ep->is_ip4 = VPPCOM_IS_IP6;
+ ep->ip =
+ (uint8_t *) & ((const struct sockaddr_in6 *) addr)->sin6_addr;
+ ep->port =
+ (uint16_t) ((const struct sockaddr_in6 *) addr)->sin6_port;
+ break;
+
+ default:
+ errno = EAFNOSUPPORT;
+ size = -1;
+ goto done;
+ }
+ }
+
+ func_str = "vppcom_session_sendto";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p",
+ getpid (), fd, fd, func_str, sid, sid, buf, n,
+ flags, ep);
+
+ size = vppcom_session_sendto (sid, (void *) buf, n, flags, ep);
+ if (size < 0)
+ {
+ errno = -size;
+ size = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_sendto";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, n %u, flags 0x%x, addr %p, addr_len %d",
+ getpid (), fd, fd, func_str, buf, n, flags,
+ addr, addr_len);
+
+ size = libc_sendto (fd, buf, n, flags, addr, addr_len);
+ }
+
+done:
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+recvfrom (int fd, void *__restrict buf, size_t n, int flags,
+ __SOCKADDR_ARG addr, socklen_t * __restrict addr_len)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ vppcom_endpt_t ep;
+ u8 src_addr[sizeof (struct sockaddr_in6)];
+
+ func_str = "vppcom_session_recvfrom";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p",
+ getpid (), fd, fd, func_str, sid, sid, buf, n,
+ flags, &ep);
+ if (addr)
+ {
+ ep.ip = src_addr;
+ size = vppcom_session_recvfrom (sid, buf, n, flags, &ep);
+
+ if (size > 0)
+ size = vcom_copy_ep_to_sockaddr (addr, addr_len, &ep);
+ }
+ else
+ size = vppcom_session_recvfrom (sid, buf, n, flags, NULL);
+
+ if (size < 0)
+ {
+ errno = -size;
+ size = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_recvfrom";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "buf %p, n %u, flags 0x%x, addr %p, addr_len %d",
+ getpid (), fd, fd, func_str, buf, n, flags,
+ addr, addr_len);
+
+ size = libc_recvfrom (fd, buf, n, flags, addr, addr_len);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+ssize_t
+sendmsg (int fd, const struct msghdr * message, int flags)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ size = -1;
+ }
+ else
+ {
+ func_str = "libc_sendmsg";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "message %p, flags 0x%x",
+ getpid (), fd, fd, func_str, message, flags);
+
+ size = libc_sendmsg (fd, message, flags);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+#ifdef USE_GNU
+int
+sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ size = -1;
+ }
+ else
+ {
+ func_str = "libc_sendmmsg";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "vmessages %p, vlen %u, flags 0x%x",
+ getpid (), fd, fd, func_str, vmessages, vlen, flags);
+
+ size = libc_sendmmsg (fd, vmessages, vlen, flags);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
#endif
- /*
- * 00. prepare __fds and vcom_fds for polling
- * copy __fds to vcom_fds
- * 01. negate all except libc fds in __fds,
- * ignore user negated fds
- * 02. negate all except vcom_fds in vocm fds,
- * ignore user negated fds
- * ignore fd 0 by setting it to negative number
- * */
- memcpy (vcom_fds, __fds, sizeof (*__fds) * __nfds);
- libc_nfds = 0;
- vcom_nfds = 0;
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
+ssize_t
+recvmsg (int fd, struct msghdr * message, int flags)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
{
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ size = -1;
+ }
+ else
+ {
+ func_str = "libc_recvmsg";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "message %p, flags 0x%x",
+ getpid (), fd, fd, func_str, message, flags);
+
+ size = libc_recvmsg (fd, message, flags);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
{
- continue;
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+
+#ifdef USE_GNU
+int
+recvmmsg (int fd, struct mmsghdr *vmessages,
+ unsigned int vlen, int flags, struct timespec *tmo)
+{
+ ssize_t size;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ size = -1;
+ }
+ else
+ {
+ func_str = "libc_recvmmsg";
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "vmessages %p, vlen %u, flags 0x%x, tmo %p",
+ getpid (), fd, fd, func_str, vmessages, vlen,
+ flags, tmo);
+
+ size = libc_recvmmsg (fd, vmessages, vlen, flags, tmo);
+ }
+
+ if (VCOM_DEBUG > 2)
+ {
+ if (size < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, size, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, size, size);
+ }
+ return size;
+}
+#endif
+
+int
+getsockopt (int fd, int level, int optname,
+ void *__restrict optval, socklen_t * __restrict optlen)
+{
+ int rv;
+ const char *func_str = __func__;
+ u32 sid = vcom_sid_from_fd (fd);
+ u32 buflen = (u32) * optlen;
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ rv = -EOPNOTSUPP;
+
+ switch (level)
+ {
+ case SOL_TCP:
+ switch (optname)
+ {
+ case TCP_NODELAY:
+ func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_NODELAY]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_NODELAY,
+ optval, optlen);
+ break;
+ case TCP_MAXSEG:
+ func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_USER_MSS]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_USER_MSS,
+ optval, optlen);
+ break;
+ case TCP_KEEPIDLE:
+ func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPIDLE]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_KEEPIDLE,
+ optval, optlen);
+ break;
+ case TCP_KEEPINTVL:
+ func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPINTVL]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), SOL_TCP",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_KEEPINTVL,
+ optval, optlen);
+ break;
+ case TCP_INFO:
+ if (optval && optlen && (*optlen == sizeof (struct tcp_info)))
+ {
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x), "
+ "SOL_TCP, TCP_INFO, optval %p, "
+ "optlen %d: #LDP-NOP#",
+ getpid (), fd, fd, sid, sid,
+ optval, *optlen);
+ memset (optval, 0, *optlen);
+ rv = VPPCOM_OK;
+ }
+ else
+ rv = -EFAULT;
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_TCP, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ case SOL_IPV6:
+ switch (optname)
+ {
+ case IPV6_V6ONLY:
+ func_str = "vppcom_session_attr[SOL_IPV6,GET_V6ONLY]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_V6ONLY,
+ optval, optlen);
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_IPV6, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ case SOL_SOCKET:
+ switch (optname)
+ {
+ case SO_ACCEPTCONN:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_ACCEPTCONN]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LISTEN,
+ optval, optlen);
+ break;
+ case SO_KEEPALIVE:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_KEEPALIVE]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_KEEPALIVE,
+ optval, optlen);
+ break;
+ case SO_PROTOCOL:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_PROTOCOL]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_PROTOCOL,
+ optval, optlen);
+ *(int *) optval = *(int *) optval ? SOCK_DGRAM : SOCK_STREAM;
+ break;
+ case SO_SNDBUF:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_TX_FIFO_LEN]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), optlen %d",
+ getpid (), fd, fd, func_str, sid, sid, buflen);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TX_FIFO_LEN,
+ optval, optlen);
+ break;
+ case SO_RCVBUF:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_RX_FIFO_LEN]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), optlen %d",
+ getpid (), fd, fd, func_str, sid, sid, *optlen);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_RX_FIFO_LEN,
+ optval, optlen);
+ break;
+ case SO_REUSEADDR:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_REUSEADDR]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_REUSEADDR,
+ optval, optlen);
+ break;
+ case SO_BROADCAST:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_BROADCAST]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_BROADCAST,
+ optval, optlen);
+ break;
+ case SO_ERROR:
+ func_str = "vppcom_session_attr[SOL_SOCKET,GET_ERROR]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_ERROR,
+ optval, optlen);
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_SOCKET, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ default:
+ break;
}
- /*
- * 00. ignore vcom fds in __fds
- * 01. ignore libc fds in vcom_fds,
- * ignore fd 0 by setting it to negative number.
- * as fd 0 cannot be ignored.
- */
- if (is_vcom_socket_fd (__fds[fds_idx].fd) ||
- is_vcom_epfd (__fds[fds_idx].fd))
+ if (rv != VPPCOM_OK)
{
- __fds[fds_idx].fd = -__fds[fds_idx].fd;
- vcom_nfds++;
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_getsockopt";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, "
+ "optname %d, optval %p, optlen %d",
+ getpid (), fd, fd, func_str, level, optname,
+ optval, optlen);
+
+ rv = libc_getsockopt (fd, level, optname, optval, optlen);
+ }
+
+ if (VCOM_DEBUG > 1)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+int
+setsockopt (int fd, int level, int optname,
+ const void *optval, socklen_t optlen)
+{
+ int rv;
+ const char *func_str = __func__;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ rv = -EOPNOTSUPP;
+
+ switch (level)
+ {
+ case SOL_TCP:
+ switch (optname)
+ {
+ case TCP_NODELAY:
+ func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_NODELAY]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_NODELAY,
+ (void *) optval, &optlen);
+ break;
+ case TCP_MAXSEG:
+ func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_USER_MSS]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_USER_MSS,
+ (void *) optval, &optlen);
+ break;
+ case TCP_KEEPIDLE:
+ func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPIDLE]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_KEEPIDLE,
+ (void *) optval, &optlen);
+ break;
+ case TCP_KEEPINTVL:
+ func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPINTVL]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x), SOL_TCP",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_KEEPINTVL,
+ (void *) optval, &optlen);
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_TCP, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ case SOL_IPV6:
+ switch (optname)
+ {
+ case IPV6_V6ONLY:
+ func_str = "vppcom_session_attr[SOL_IPV6,SET_V6ONLY]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_V6ONLY,
+ (void *) optval, &optlen);
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_IPV6, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ case SOL_SOCKET:
+ switch (optname)
+ {
+ case SO_KEEPALIVE:
+ func_str = "vppcom_session_attr[SOL_SOCKET,SET_KEEPALIVE]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_KEEPALIVE,
+ (void *) optval, &optlen);
+ break;
+ case SO_REUSEADDR:
+ func_str = "vppcom_session_attr[SOL_SOCKET,SET_REUSEADDR]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_REUSEADDR,
+ (void *) optval, &optlen);
+ break;
+ case SO_BROADCAST:
+ func_str = "vppcom_session_attr[SOL_SOCKET,SET_BROADCAST]";
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
+ "sid %u (0x%x)",
+ getpid (), fd, fd, func_str, sid, sid);
+ rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_BROADCAST,
+ (void *) optval, &optlen);
+ break;
+ default:
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
+ "sid %u (0x%x), SOL_SOCKET, "
+ "optname %d unsupported!",
+ getpid (), fd, fd, func_str, sid, sid, optname);
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_setsockopt";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, "
+ "optname %d, optval %p, optlen %d",
+ getpid (), fd, fd, func_str, level, optname,
+ optval, optlen);
+
+ rv = libc_setsockopt (fd, level, optname, optval, optlen);
+ }
+
+ if (VCOM_DEBUG > 1)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+int
+listen (int fd, int n)
+{
+ int rv;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_session_listen";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning
+ ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), n %d",
+ getpid (), fd, fd, func_str, sid, sid, n);
+
+ rv = vppcom_session_listen (sid, n);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ func_str = "libc_listen";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): n %d",
+ getpid (), fd, fd, func_str, n);
+
+ rv = libc_listen (fd, n);
+ }
+
+ if (VCOM_DEBUG > 0)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+static inline int
+vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
+ socklen_t * __restrict addr_len, int flags)
+{
+ int rv;
+ const char *func_str;
+ u32 listen_sid = vcom_sid_from_fd (listen_fd);
+ int accept_sid;
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (listen_sid != INVALID_SESSION_ID)
+ {
+ vppcom_endpt_t ep;
+ u8 src_addr[sizeof (struct sockaddr_in6)];
+ ep.ip = src_addr;
+
+ func_str = "vppcom_session_accept";
+
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
+ "listen sid %u (0x%x), ep %p, flags 0x%x",
+ getpid (), listen_fd, listen_fd, func_str,
+ listen_sid, listen_sid, ep, flags);
+
+ accept_sid = vppcom_session_accept (listen_sid, &ep, flags);
+ if (accept_sid < 0)
+ {
+ errno = -accept_sid;
+ rv = -1;
}
else
{
- libc_nfds++;
- /* ignore fd 0 by setting it to negative number */
- if (!vcom_fds[fds_idx].fd)
+ rv = vcom_copy_ep_to_sockaddr (addr, addr_len, &ep);
+ if (rv != VPPCOM_OK)
{
- vcom_fds[fds_idx].fd = -1;
+ (void) vppcom_session_close ((u32) accept_sid);
+ errno = -rv;
+ rv = -1;
}
- vcom_fds[fds_idx].fd = -vcom_fds[fds_idx].fd;
+ else
+ {
+ func_str = "vcom_fd_from_sid";
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
+ "accept sid %u (0x%x), ep %p, flags 0x%x",
+ getpid (), listen_fd, listen_fd,
+ func_str, accept_sid, accept_sid, ep, flags);
+ rv = vcom_fd_from_sid ((u32) accept_sid);
+ if (rv < 0)
+ {
+ (void) vppcom_session_close ((u32) accept_sid);
+ errno = -rv;
+ rv = -1;
+ }
+ }
}
}
-
- /*
- * polling loop
- *
- * poll on libc fds and vcom fds
- *
- * specifying a timeout of zero causes libc_poll() and
- * vcom_socket_poll() to return immediately, even if no
- * file descriptors are ready
- * */
- do
+ else
{
- rlibc_nfds = 0;
- rvcom_nfds = 0;
+ func_str = "libc_accept4";
- /*
- * timeout parameter for libc_poll () set to zero
- * to poll on libc fds
- * */
+ if (VCOM_DEBUG > 0)
+ clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
+ "addr %p, addr_len %p, flags 0x%x",
+ getpid (), listen_fd, listen_fd, func_str,
+ addr, addr_len, flags);
- /* poll on libc fds */
- if (libc_nfds)
- {
- /*
- * a timeout of zero causes libc_poll()
- * to return immediately
- * */
- rlibc_nfds = libc_poll (__fds, __nfds, 0);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] poll libc: "
- "'%04d'='%08lu'\n", pid, rlibc_nfds, __nfds);
-
- if (rlibc_nfds < 0)
- {
- rv = -errno;
- goto poll_done_update_nfds;
- }
- }
-
- /*
- * timeout parameter for vcom_socket_poll () set to zero
- * to poll on vcom fds
- * */
-
- /* poll on vcom fds */
- if (vcom_nfds)
- {
- /*
- * a timeout of zero causes vcom_socket_poll()
- * to return immediately
- * */
- rvcom_nfds = vcom_socket_poll (vcom_fds, __nfds, 0);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] poll vcom: "
- "'%04d'='%08lu'\n", pid, rvcom_nfds, __nfds);
- if (rvcom_nfds < 0)
- {
- rv = rvcom_nfds;
- goto poll_done_update_nfds;
- }
- }
-
- /* check if any file descriptors changed status */
- if ((libc_nfds && rlibc_nfds > 0) || (vcom_nfds && rvcom_nfds > 0))
- {
- /* something interesting happened */
- rv = rlibc_nfds + rvcom_nfds;
- goto poll_done_update_nfds;
- }
-
- rv = clock_gettime (CLOCK_MONOTONIC, &now);
- if (rv == -1)
- {
- rv = -errno;
- goto poll_done_update_nfds;
- }
+ rv = libc_accept4 (listen_fd, addr, addr_len, flags);
}
- /* block indefinitely || timeout elapsed */
- while ((__timeout < 0) || timespec_compare (&now, &end_time) < 0);
-
- /* timeout expired before anything interesting happened */
- rv = 0;
-
-poll_done_update_nfds:
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
+ if (VCOM_DEBUG > 0)
{
- /* ignore negative fds in vcom_fds
- * 00. user negated fds
- * 01. libc fds
- * */
- if (vcom_fds[fds_idx].fd < 0)
+ if (rv < 0)
{
- continue;
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: listen fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), listen_fd,
+ listen_fd, func_str, rv, errno_val);
+ errno = errno_val;
}
-
- /* from here on handle positive vcom fds */
- /*
- * restore vcom fds to positive number in __fds
- * and update revents in __fds with the events
- * that actually occurred in vcom fds
- * */
- __fds[fds_idx].fd = -__fds[fds_idx].fd;
- if (rvcom_nfds)
- {
- __fds[fds_idx].revents = vcom_fds[fds_idx].revents;
- }
+ else
+ clib_warning ("LDP<%d>: listen fd %d (0x%x): returning %d (0x%x)",
+ getpid (), listen_fd, listen_fd, rv, rv);
}
-
-poll_done:
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vpoll: " "'%04d'='%08lu'\n", pid, rv, __nfds);
return rv;
}
-/*
- * 00. The field __fds[i].fd contains a file descriptor for an
- * open file.
- * If this field is negative, then the corresponding
- * events field is ignored and the revents field returns zero.
- * The field __fds[i].events is an input parameter.
- * The field __fds[i].revents is an output parameter.
- * 01. Specifying a negative value in timeout
- * means an infinite timeout.
- * Specifying a timeout of zero causes poll() to return
- * immediately, even if no file descriptors are ready.
- *
- * NOTE: observed __nfds is less than 128 from kubecon strace files
- */
-
+int
+accept4 (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len,
+ int flags)
+{
+ return vcom_accept4 (fd, addr, addr_len, flags);
+}
int
-poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
+accept (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len)
{
- int rv = 0;
- pid_t pid = getpid ();
+ return vcom_accept4 (fd, addr, addr_len, 0);
+}
+int
+shutdown (int fd, int how)
+{
+ int rv;
+ const char *func_str;
+ u32 sid = vcom_sid_from_fd (fd);
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] poll1: " "'%04d'='%08lu, %d, 0x%x'\n",
- pid, rv, __nfds, __fds[0].fd, __fds[0].events);
- rv = vcom_poll (__fds, __nfds, __timeout);
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] poll2: " "'%04d'='%08lu, %d, 0x%x'\n",
- pid, rv, __nfds, __fds[0].fd, __fds[0].revents);
- if (rv < 0)
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+ rv = -1;
+ }
+ else
+ {
+ func_str = "libc_shutdown";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): how %d",
+ getpid (), fd, fd, func_str, how);
+
+ rv = libc_shutdown (fd, how);
+ }
+
+ if (VCOM_DEBUG > 1)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
+ return rv;
+}
+
+int
+epoll_create1 (int flags)
+{
+ const char *func_str;
+ int rv;
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ func_str = "vppcom_epoll_create";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: calling %s()", getpid (), func_str);
+
+ rv = vppcom_epoll_create ();
+
+ if (PREDICT_FALSE (rv < 0))
{
errno = -rv;
- return -1;
+ rv = -1;
}
- return rv;
-}
+ else
+ rv = vcom_fd_from_sid ((u32) rv);
-#ifdef __USE_GNU
-/* Like poll, but before waiting the threads signal mask is replaced
- with that specified in the fourth parameter. For better usability,
- the timeout value is specified using a TIMESPEC object.
-
- This function is a cancellation point and therefore not marked with
- __THROW. */
-int
-vcom_ppoll (struct pollfd *__fds, nfds_t __nfds,
- const struct timespec *__timeout, const __sigset_t * __ss)
-{
- if (vcom_init () != 0)
+ if (VCOM_DEBUG > 1)
{
- return -1;
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: %s() failed! "
+ "rv %d, errno = %d",
+ getpid (), func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: returning epfd %d (0x%x)", getpid (), rv, rv);
}
-
- return -EOPNOTSUPP;
+ return rv;
}
int
-ppoll (struct pollfd *__fds, nfds_t __nfds,
- const struct timespec *__timeout, const __sigset_t * __ss)
+epoll_create (int size)
{
- int rv = 0;
+ return epoll_create1 (0);
+}
- errno = EOPNOTSUPP;
- rv = -1;
+int
+epoll_ctl (int epfd, int op, int fd, struct epoll_event *event)
+{
+ int rv;
+ const char *func_str;
+ u32 vep_idx = vcom_sid_from_fd (epfd);
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (vep_idx != INVALID_SESSION_ID)
+ {
+ u32 sid = vcom_sid_from_fd (fd);
+
+ if (sid != INVALID_SESSION_ID)
+ {
+ func_str = "vppcom_epoll_create";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
+ "vep_idx %d (0x%x), op %d, sid %u (0x%x), event %p",
+ getpid (), epfd, epfd, func_str, vep_idx, vep_idx,
+ sid, sid, event);
+
+ rv = vppcom_epoll_ctl (vep_idx, op, sid, event);
+ if (rv != VPPCOM_OK)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ }
+ else
+ {
+ int epfd;
+ u32 size = sizeof (epfd);
+
+ func_str = "vppcom_session_attr[GET_LIBC_EPFD]";
+ epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD,
+ 0, 0);
+ if (!epfd)
+ {
+ func_str = "libc_epoll_create1";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: calling %s(): EPOLL_CLOEXEC",
+ getpid (), func_str);
+
+ epfd = libc_epoll_create1 (EPOLL_CLOEXEC);
+ if (epfd < 0)
+ {
+ rv = epfd;
+ goto done;
+ }
+
+ func_str = "vppcom_session_attr[SET_LIBC_EPFD]";
+ rv = vppcom_session_attr (vep_idx, VPPCOM_ATTR_SET_LIBC_EPFD,
+ &epfd, &size);
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ goto done;
+ }
+ }
+ else if (PREDICT_FALSE (epfd < 0))
+ {
+ errno = -epfd;
+ rv = -1;
+ goto done;
+ }
+
+ rv = libc_epoll_ctl (epfd, op, fd, event);
+ }
+ }
+ else
+ {
+ func_str = "libc_epoll_ctl";
+
+ if (VCOM_DEBUG > 1)
+ clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
+ "op %d, fd %d (0x%x), event %p",
+ getpid (), epfd, epfd, func_str, op, fd, fd, event);
+
+ rv = libc_epoll_ctl (epfd, op, fd, event);
+ }
+
+done:
+ if (VCOM_DEBUG > 1)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), fd, fd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)",
+ getpid (), fd, fd, rv, rv);
+ }
return rv;
}
+
+static inline int
+vcom_epoll_pwait (int epfd, struct epoll_event *events,
+ int maxevents, int timeout, const sigset_t * sigmask)
+{
+ const char *func_str;
+ int rv;
+ double time_to_wait = (double) 0;
+ double time_out, now = 0;
+ u32 vep_idx = vcom_sid_from_fd (epfd);
+ int libc_epfd;
+
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ if (PREDICT_FALSE (!events || (timeout < -1)))
+ {
+ errno = EFAULT;
+ return -1;
+ }
+
+ if (PREDICT_FALSE (vep_idx == INVALID_SESSION_ID))
+ {
+ clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): bad vep_idx %d (0x%x)!",
+ getpid (), epfd, epfd, vep_idx, vep_idx);
+ errno = EBADFD;
+ return -1;
+ }
+
+ time_to_wait = ((timeout >= 0) ? (double) timeout / (double) 1000 : 0);
+ time_out = clib_time_now (&vcom->clib_time) + time_to_wait;
+
+ func_str = "vppcom_session_attr[GET_LIBC_EPFD]";
+ libc_epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0);
+ if (PREDICT_FALSE (libc_epfd < 0))
+ {
+ errno = -libc_epfd;
+ rv = -1;
+ goto done;
+ }
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("LDP<%d>: epfd %d (0x%x): vep_idx %d (0x%x), "
+ "libc_epfd %d (0x%x), events %p, maxevents %d, "
+ "timeout %d, sigmask %p", getpid (), epfd, epfd,
+ vep_idx, vep_idx, libc_epfd, libc_epfd, events,
+ maxevents, timeout, sigmask);
+ do
+ {
+ if (!vcom->epoll_wait_vcl)
+ {
+ func_str = "vppcom_epoll_wait";
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
+ "vep_idx %d (0x%x), events %p, maxevents %d",
+ getpid (), epfd, epfd, func_str,
+ vep_idx, vep_idx, events, maxevents);
+
+ rv = vppcom_epoll_wait (vep_idx, events, maxevents, 0);
+ if (rv > 0)
+ {
+ vcom->epoll_wait_vcl = 1;
+ goto done;
+ }
+ else if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ goto done;
+ }
+ }
+ else
+ vcom->epoll_wait_vcl = 0;
+
+ if (libc_epfd > 0)
+ {
+ func_str = "libc_epoll_pwait";
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
+ "libc_epfd %d (0x%x), events %p, "
+ "maxevents %d, sigmask %p",
+ getpid (), epfd, epfd, func_str,
+ libc_epfd, libc_epfd, events, maxevents, sigmask);
+
+ rv = libc_epoll_pwait (epfd, events, maxevents, 1, sigmask);
+ if (rv != 0)
+ goto done;
+ }
+
+ if (timeout != -1)
+ now = clib_time_now (&vcom->clib_time);
+ }
+ while (now < time_out);
+
+done:
+ if (VCOM_DEBUG > 3)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): %s() failed! "
+ "rv %d, errno = %d", getpid (), epfd, epfd,
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ clib_warning ("LDP<%d>: epfd %d (0x%x): returning %d (0x%x)",
+ getpid (), epfd, epfd, rv, rv);
+ }
+ return rv;
+}
+
+int
+epoll_pwait (int epfd, struct epoll_event *events,
+ int maxevents, int timeout, const sigset_t * sigmask)
+{
+ return vcom_epoll_pwait (epfd, events, maxevents, timeout, sigmask);
+}
+
+int
+epoll_wait (int epfd, struct epoll_event *events, int maxevents, int timeout)
+{
+ return vcom_epoll_pwait (epfd, events, maxevents, timeout, NULL);
+}
+
+int
+poll (struct pollfd *fds, nfds_t nfds, int timeout)
+{
+ const char *func_str = __func__;
+ int rv, i, n_libc_fds, n_revents;
+ u32 sid;
+ vcl_poll_t *vp;
+ double wait_for_time;
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: fds %p, nfds %d, timeout %d",
+ getpid (), fds, nfds, timeout);
+
+ if (timeout >= 0)
+ wait_for_time = (f64) timeout / 1000;
+ else
+ wait_for_time = -1;
+
+ n_libc_fds = 0;
+ for (i = 0; i < nfds; i++)
+ {
+ if (fds[i].fd >= 0)
+ {
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), .events = 0x%x, "
+ ".revents = 0x%x", getpid (), i, fds[i].fd,
+ fds[i].fd, fds[i].events, fds[i].revents);
+
+ sid = vcom_sid_from_fd (fds[i].fd);
+ if (sid != INVALID_SESSION_ID)
+ {
+ fds[i].fd = -fds[i].fd;
+ vec_add2 (vcom->vcl_poll, vp, 1);
+ vp->fds_ndx = i;
+ vp->sid = sid;
+ vp->events = fds[i].events;
+#ifdef __USE_XOPEN2K
+ if (fds[i].events & POLLRDNORM)
+ vp->events |= POLLIN;
+ if (fds[i].events & POLLWRNORM)
+ vp->events |= POLLOUT;
+#endif
+ vp->revents = &fds[i].revents;
+ }
+ else
+ n_libc_fds++;
+ }
+ }
+
+ n_revents = 0;
+ do
+ {
+ if (vec_len (vcom->vcl_poll))
+ {
+ func_str = "vppcom_poll";
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: calling %s(): "
+ "vcl_poll %p, n_sids %u (0x%x): "
+ "n_libc_fds %u",
+ getpid (), func_str, vcom->vcl_poll,
+ vec_len (vcom->vcl_poll), vec_len (vcom->vcl_poll),
+ n_libc_fds);
+
+ rv = vppcom_poll (vcom->vcl_poll, vec_len (vcom->vcl_poll), 0);
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ goto done;
+ }
+ else
+ n_revents += rv;
+ }
+
+ if (n_libc_fds)
+ {
+ func_str = "libc_poll";
+
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: calling %s(): fds %p, nfds %u: n_sids %u",
+ getpid (), fds, nfds, vec_len (vcom->vcl_poll));
+
+ rv = libc_poll (fds, nfds, 0);
+ if (rv < 0)
+ goto done;
+ else
+ n_revents += rv;
+ }
+
+ if (n_revents)
+ {
+ rv = n_revents;
+ goto done;
+ }
+ }
+ while ((wait_for_time == -1) ||
+ (clib_time_now (&vcom->clib_time) < wait_for_time));
+ rv = 0;
+
+done:
+ vec_foreach (vp, vcom->vcl_poll)
+ {
+ fds[vp->fds_ndx].fd = -fds[vp->fds_ndx].fd;
+#ifdef __USE_XOPEN2K
+ if ((fds[vp->fds_ndx].revents & POLLIN) &&
+ (fds[vp->fds_ndx].events & POLLRDNORM))
+ fds[vp->fds_ndx].revents |= POLLRDNORM;
+ if ((fds[vp->fds_ndx].revents & POLLOUT) &&
+ (fds[vp->fds_ndx].events & POLLWRNORM))
+ fds[vp->fds_ndx].revents |= POLLWRNORM;
+#endif
+ }
+ vec_reset_length (vcom->vcl_poll);
+
+ if (VCOM_DEBUG > 3)
+ {
+ if (rv < 0)
+ {
+ int errno_val = errno;
+ perror (func_str);
+ clib_warning ("LDP<%d>: ERROR: %s() failed! "
+ "rv %d, errno = %d", getpid (),
+ func_str, rv, errno_val);
+ errno = errno_val;
+ }
+ else
+ {
+ clib_warning ("LDP<%d>: returning %d (0x%x): n_sids %u, "
+ "n_libc_fds %d", getpid (), rv, rv,
+ vec_len (vcom->vcl_poll), n_libc_fds);
+
+ for (i = 0; i < nfds; i++)
+ {
+ if (fds[i].fd >= 0)
+ {
+ if (VCOM_DEBUG > 3)
+ clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), "
+ ".events = 0x%x, .revents = 0x%x",
+ getpid (), i, fds[i].fd, fds[i].fd,
+ fds[i].events, fds[i].revents);
+ }
+ }
+ }
+ }
+
+ return rv;
+}
+
+#ifdef USE_GNU
+int
+ppoll (struct pollfd *fds, nfds_t nfds,
+ const struct timespec *timeout, const sigset_t * sigmask)
+{
+ if ((errno = -vcom_init ()))
+ return -1;
+
+ clib_warning ("LDP<%d>: LDP-TBD", getpid ());
+ errno = ENOSYS;
+
+
+ return -1;
+}
#endif
void CONSTRUCTOR_ATTRIBUTE vcom_constructor (void);
void DESTRUCTOR_ATTRIBUTE vcom_destructor (void);
+/*
+ * This function is called when the library is loaded
+ */
void
vcom_constructor (void)
{
- pid_t pid = getpid ();
-
swrap_constructor ();
if (vcom_init () != 0)
- {
- printf ("\n[%d] vcom_constructor...failed!\n", pid);
- }
+ fprintf (stderr, "\nLDP<%d>: ERROR: vcom_constructor: failed!\n",
+ getpid ());
else
- {
- printf ("\n[%d] vcom_constructor...done!\n", pid);
- }
+ clib_warning ("LDP<%d>: VCOM constructor: done!\n", getpid ());
}
/*
@@ -3305,11 +3418,18 @@
void
vcom_destructor (void)
{
- pid_t pid = getpid ();
-
- vcom_destroy ();
swrap_destructor ();
- printf ("\n[%d] vcom_destructor...done!\n", pid);
+ if (vcom->init)
+ {
+ vppcom_app_destroy ();
+ vcom->init = 0;
+ }
+
+ /* Don't use clib_warning() here because that calls writev()
+ * which will call vcom_init().
+ */
+ printf ("%s:%d: LDP<%d>: VCOM destructor: done!\n",
+ __func__, __LINE__, getpid ());
}
diff --git a/src/vcl/vcom.h b/src/vcl/vcom.h
index e945c8a..0dd86c1 100644
--- a/src/vcl/vcom.h
+++ b/src/vcl/vcom.h
@@ -18,183 +18,23 @@
#if (CLIB_DEBUG > 0)
/* Set VCOM_DEBUG 2 for connection debug, 3 for read/write debug output */
-#define VCOM_DEBUG 1
+#define VCOM_DEBUG_INIT 1
#else
-#define VCOM_DEBUG 0
+#define VCOM_DEBUG_INIT 0
#endif
#include <vppinfra/error.h>
#include <vppinfra/types.h>
#include <vcl/vcom_glibc_socket.h>
-#define MAX_VCOM_APP_NAME 256
+#define VCOM_ENV_DEBUG "VCOM_DEBUG"
+#define VCOM_ENV_APP_NAME "VCOM_APP_NAME"
+#define VCOM_ENV_SID_BIT "VCOM_SID_BIT"
-/* Returns 0 on success or -1 on error. */
-extern int vcom_set_app_name (char *__app_name);
+#define VCOM_SID_BIT_MIN 9
+#define VCOM_SID_BIT_MAX 30
-/*
- *
- * File descriptor based APIs
- *
- */
-
-/*
- * vpp implementation of glibc APIs from <unistd.h>
- */
-extern int vcom_close (int __fd);
-
-extern ssize_t __wur vcom_read (int __fd, void *__buf, size_t __nbytes);
-
-extern ssize_t __wur vcom_write (int __fd, const void *__buf, size_t __n);
-
-extern ssize_t __wur vcom_readv (int __fd, const struct iovec *__iov,
- int __iovcnt);
-
-extern ssize_t __wur vcom_writev (int __fd, const struct iovec *__iov,
- int __iovcnt);
-
-/*
- * vpp implementation of glibc APIs from <fcntl.h>
- */
-extern int vcom_fcntl (int __fd, int __cmd, ...);
-
-/*
- * VPP implementation of glibc APIs ioctl
- */
-extern int vcom_ioctl (int __fd, unsigned long int __cmd, ...);
-
-/*
- * vpp implementation of glibc APIs from <sys/select.h>
- */
-extern int
-vcom_select (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- struct timeval *__restrict __timeout);
-
-#ifdef __USE_XOPEN2K
-extern int
-vcom_pselect (int __nfds, fd_set * __restrict __readfds,
- fd_set * __restrict __writefds,
- fd_set * __restrict __exceptfds,
- const struct timespec *__restrict __timeout,
- const __sigset_t * __restrict __sigmask);
-#endif
-
-/*
- * vpp implementation of glibc APIs from <sys/socket.h>
- */
-extern int __THROW vcom_socket (int __domain, int __type, int __protocol);
-
-/* On Linux, the only supported domain for this call is AF_UNIX
-* (or synonymously, AF_LOCAL). Most implementations have the
-* same restriction.
-* vpp does not implement AF_UNIX domain in this release.
-* */
-extern int __THROW
-vcom_socketpair (int __domain, int __type, int __protocol, int __fds[2]);
-
-extern int __THROW
-vcom_bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len);
-
-extern int __THROW
-vcom_getsockname (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len);
-
-extern int
-vcom_connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len);
-
-extern int __THROW
-vcom_getpeername (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len);
-
-extern ssize_t
-vcom_sendfile (int __out_fd, int __in_fd, off_t * __offset, int __len);
-
-extern ssize_t vcom_recv (int __fd, void *__buf, size_t __n, int __flags);
-
-extern ssize_t
-vcom_sendto (int __fd, const void *__buf, size_t __n,
- int __flags, __CONST_SOCKADDR_ARG __addr, socklen_t __addr_len);
-
-extern ssize_t
-vcom_recvfrom (int __fd, void *__restrict __buf,
- size_t __n, int __flags,
- __SOCKADDR_ARG __addr, socklen_t * __restrict __addr_len);
-
-extern ssize_t
-vcom_sendmsg (int __fd, const struct msghdr *__message, int __flags);
-
-#ifdef __USE_GNU
-extern int
-sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags);
-#endif
-
-extern ssize_t vcom_recvmsg (int __fd, struct msghdr *__message, int __flags);
-
-#ifdef __USE_GNU
-extern int
-vcom_recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags, struct timespec *__tmo);
-#endif
-
-extern int __THROW
-vcom_getsockopt (int __fd, int __level, int __optname,
- void *__restrict __optval, socklen_t * __restrict __optlen);
-
-extern int __THROW
-vcom_setsockopt (int __fd, int __level, int __optname,
- const void *__optval, socklen_t __optlen);
-
-extern int __THROW vcom_listen (int __fd, int __n);
-
-extern int
-vcom_accept (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len);
-
-#ifdef __USE_GNU
-/*
- * Similar to 'accept' but takes an additional parameter to specify
- * flags.
- * */
-/* TBD: implemented later */
-extern int
-vcom_accept4 (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int __flags);
-#endif
-
-extern int __THROW vcom_shutdown (int __fd, int __how);
-
-extern int __THROW vcom_epoll_create (int __size);
-
-extern int __THROW vcom_epoll_create1 (int __flags);
-
-extern int __THROW
-vcom_epoll_ctl (int __epfd, int __op, int __fd, struct epoll_event *__event);
-
-extern int
-vcom_epoll_wait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout);
-
-extern int
-vcom_epoll_pwait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout, const __sigset_t * __ss);
-
-/*
- * NOTE: observed __nfds is less than 128 from kubecon strace files
- * for the POC, it's fair to assume that nfds is less than 1024.
- * TBD: make it thread safe and design to scale.
- * */
-#define MAX_POLL_NFDS_DEFAULT 1024
-extern int vcom_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout);
-
-#ifdef __USE_GNU
-extern int
-vcom_ppoll (struct pollfd *__fds, nfds_t __nfds,
- const struct timespec *__timeout, const __sigset_t * __ss);
-#endif
-
+#define VCOM_APP_NAME_MAX 256
#endif /* included_vcom_h */
diff --git a/src/vcl/vcom_socket.c b/src/vcl/vcom_socket.c
deleted file mode 100644
index 13e008c..0000000
--- a/src/vcl/vcom_socket.c
+++ /dev/null
@@ -1,3733 +0,0 @@
-/*
- * Copyright (c) 2016 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <unistd.h>
-#include <stdio.h>
-#include <sys/uio.h>
-#include <limits.h>
-#define __need_IOV_MAX
-#include <bits/stdio_lim.h>
-#include <netinet/tcp.h>
-
-#include <vppinfra/types.h>
-#include <vppinfra/time.h>
-#include <vppinfra/hash.h>
-#include <vppinfra/pool.h>
-
-#include <vcl/vcom_socket.h>
-#include <vcl/vcom_socket_wrapper.h>
-#include <vcl/vcom.h>
-
-#include <vcl/vppcom.h>
-
-#ifndef IOV_MAX
-#define IOV_MAX __IOV_MAX
-#endif
-
-/*
- * VCOM_SOCKET Private definitions and functions.
- */
-
-typedef struct vcom_socket_main_t_
-{
- u8 init;
- clib_time_t clib_time;
- pid_t my_pid;
-
- /* vcom_socket pool */
- vcom_socket_t *vsockets;
-
- /* Hash table for socketidx to fd mapping */
- uword *sockidx_by_fd;
-
- /* vcom_epoll pool */
- vcom_epoll_t *vepolls;
-
- /* Hash table for epollidx to epfd mapping */
- uword *epollidx_by_epfd;
-
- /* common epitem poll for all epfd */
- /* TBD: epitem poll per epfd */
- /* vcom_epitem pool */
- vcom_epitem_t *vepitems;
-
- /* Hash table for epitemidx to epfdfd mapping */
- uword *epitemidx_by_epfdfd;
-
- /* Hash table - key:epfd, value:vec of epitemidx */
- uword *epitemidxs_by_epfd;
- /* Hash table - key:fd, value:vec of epitemidx */
- uword *epitemidxs_by_fd;
-
- u8 *io_buffer;
-} vcom_socket_main_t;
-
-vcom_socket_main_t vcom_socket_main;
-
-
-static int
-vcom_socket_open_socket (int domain, int type, int protocol)
-{
- int rv = -1;
-
- /* handle domains implemented by vpp */
- switch (domain)
- {
- case AF_INET:
- case AF_INET6:
- /* get socket type and
- * handle the socket types supported by vpp */
- switch (type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))
- {
- case SOCK_STREAM:
- case SOCK_DGRAM:
- /* the type argument serves a second purpose,
- * in addition to specifying a socket type,
- * it may include the bitwise OR of any of
- * SOCK_NONBLOCK and SOCK_CLOEXEC, to modify
- * the behavior of socket. */
- rv = libc_socket (domain, type, protocol);
- if (rv == -1)
- rv = -errno;
- break;
-
- default:
- break;
- }
-
- break;
-
- default:
- break;
- }
-
- return rv;
-}
-
-static int
-vcom_socket_open_epoll (int flags)
-{
- int rv = -1;
-
- if (flags < 0)
- {
- return -EINVAL;
- }
- if (flags && (flags & ~EPOLL_CLOEXEC))
- {
- return -EINVAL;
- }
-
- /* flags can be either zero or EPOLL_CLOEXEC */
- rv = libc_epoll_create1 (flags);
- if (rv == -1)
- rv = -errno;
-
- return rv;
-}
-
-static int
-vcom_socket_close_socket (int fd)
-{
- int rv;
-
- rv = libc_close (fd);
- if (rv == -1)
- rv = -errno;
-
- return rv;
-}
-
-static int
-vcom_socket_close_epoll (int epfd)
-{
- int rv;
-
- rv = libc_close (epfd);
- if (rv == -1)
- rv = -errno;
-
- return rv;
-}
-
-/*
- * Public API functions
- */
-
-
-int
-vcom_socket_is_vcom_fd (int fd)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, fd);
-
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (vsock && vsock->type == SOCKET_TYPE_VPPCOM_BOUND)
- return 1;
- }
- return 0;
-}
-
-int
-vcom_socket_is_vcom_epfd (int epfd)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_epoll_t *vepoll;
-
- p = hash_get (vsm->epollidx_by_epfd, epfd);
-
- if (p)
- {
- vepoll = pool_elt_at_index (vsm->vepolls, p[0]);
- if (vepoll && vepoll->type == EPOLL_TYPE_VPPCOM_BOUND)
- return 1;
- }
- return 0;
-}
-
-static inline int
-vcom_socket_get_sid (int fd)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, fd);
-
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (vsock && vsock->type == SOCKET_TYPE_VPPCOM_BOUND)
- return vsock->sid;
- }
- return INVALID_SESSION_ID;
-}
-
-static inline int
-vcom_socket_get_vep_idx (int epfd)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_epoll_t *vepoll;
-
- p = hash_get (vsm->epollidx_by_epfd, epfd);
-
- if (p)
- {
- vepoll = pool_elt_at_index (vsm->vepolls, p[0]);
- if (vepoll && vepoll->type == EPOLL_TYPE_VPPCOM_BOUND)
- return vepoll->vep_idx;
- }
- return INVALID_VEP_IDX;
-}
-
-static inline int
-vcom_socket_get_sid_and_vsock (int fd, vcom_socket_t ** vsockp)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, fd);
-
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (vsock && vsock->type == SOCKET_TYPE_VPPCOM_BOUND)
- {
- *vsockp = vsock;
- return vsock->sid;
- }
- }
- return INVALID_SESSION_ID;
-}
-
-static inline int
-vcom_socket_get_vep_idx_and_vepoll (int epfd, vcom_epoll_t ** vepollp)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_epoll_t *vepoll;
-
- p = hash_get (vsm->epollidx_by_epfd, epfd);
-
- if (p)
- {
- vepoll = pool_elt_at_index (vsm->vepolls, p[0]);
- if (vepoll && vepoll->type == EPOLL_TYPE_VPPCOM_BOUND)
- {
- *vepollp = vepoll;
- return vepoll->vep_idx;
- }
- }
- return INVALID_VEP_IDX;
-}
-
-
-static int
-vcom_socket_close_vepoll (int epfd)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_epoll_t *vepoll;
-
- p = hash_get (vsm->epollidx_by_epfd, epfd);
- if (!p)
- return -EBADF;
-
- vepoll = pool_elt_at_index (vsm->vepolls, p[0]);
- if (!vepoll)
- return -EBADF;
-
- if (vepoll->type != EPOLL_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (vepoll->count)
- {
- if (!vepoll->close)
- {
- vepoll->close = 1;
- return 0;
- }
- else
- {
- return -EBADF;
- }
- }
-
- /* count is zero */
- rv = vppcom_session_close (vepoll->vep_idx);
- rv = vcom_socket_close_epoll (vepoll->epfd);
-
- vepoll_init (vepoll);
- hash_unset (vsm->epollidx_by_epfd, epfd);
- pool_put (vsm->vepolls, vepoll);
-
- return rv;
-}
-
-static int
-vcom_socket_close_vsock (int fd)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- vcom_epitem_t *vepitem;
-
- i32 *vepitemidxs = 0;
- i32 *vepitemidxs_var = 0;
-
- p = hash_get (vsm->sockidx_by_fd, fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- rv = vppcom_session_close (vsock->sid);
- rv = vcom_socket_close_socket (vsock->fd);
-
- vsocket_init (vsock);
- hash_unset (vsm->sockidx_by_fd, fd);
- pool_put (vsm->vsockets, vsock);
-
- /*
- * NOTE:
- * Before calling close(), user should remove
- * this fd from the epoll-set of all epoll instances,
- * otherwise resource(epitems) leaks ensues.
- */
-
- /*
- * 00. close all epoll instances that are marked as "close"
- * of which this fd is the "last" remaining member.
- * 01. epitems associated with this fd are intentionally
- * not removed, see NOTE: above.
- * */
-
- /* does this fd participate in epoll */
- p = hash_get (vsm->epitemidxs_by_fd, fd);
- if (p)
- {
- vepitemidxs = *(i32 **) p;
- vec_foreach (vepitemidxs_var, vepitemidxs)
- {
- vepitem = pool_elt_at_index (vsm->vepitems, vepitemidxs_var[0]);
- if (vepitem && vepitem->fd == fd &&
- vepitem->type == FD_TYPE_VCOM_SOCKET)
- {
- i32 vep_idx;
- vcom_epoll_t *vepoll;
- if ((vep_idx =
- vcom_socket_get_vep_idx_and_vepoll (vepitem->epfd,
- &vepoll)) !=
- INVALID_VEP_IDX)
- {
- if (vepoll->close)
- {
- if (vepoll->count == 1)
- {
- /*
- * force count to zero and
- * close this epoll instance
- * */
- vepoll->count = 0;
- vcom_socket_close_vepoll (vepoll->epfd);
- }
- else
- {
- vepoll->count -= 1;
- }
- }
- }
- }
-
- }
- }
-
- return rv;
-}
-
-int
-vcom_socket_close (int __fd)
-{
- int rv;
-
- if (vcom_socket_is_vcom_fd (__fd))
- {
- rv = vcom_socket_close_vsock (__fd);
- }
- else if (vcom_socket_is_vcom_epfd (__fd))
- {
- rv = vcom_socket_close_vepoll (__fd);
- }
- else
- {
- rv = -EBADF;
- }
-
- return rv;
-}
-
-ssize_t
-vcom_socket_read (int __fd, void *__buf, size_t __nbytes)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__buf)
- {
- return -EINVAL;
- }
-
- rv = vcom_fcntl (__fd, F_GETFL, 0);
- if (rv < 0)
- {
- return rv;
-
- }
-
- /* is blocking */
- if (!(rv & O_NONBLOCK))
- {
- do
- {
- rv = vppcom_session_read (vsock->sid, __buf, __nbytes);
- }
- /* coverity[CONSTANT_EXPRESSION_RESULT] */
- while (rv == -EAGAIN || rv == -EWOULDBLOCK);
- return rv;
- }
- /* The file descriptor refers to a socket and has been
- * marked nonblocking(O_NONBLOCK) and the read would
- * block.
- * */
- /* is non blocking */
- rv = vppcom_session_read (vsock->sid, __buf, __nbytes);
- return rv;
-}
-
-ssize_t
-vcom_socket_readv (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- int rv;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
- ssize_t total = 0, len = 0;
- int i;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (__iov == 0 || __iovcnt == 0 || __iovcnt > IOV_MAX)
- return -EINVAL;
-
- /* Sanity check */
- for (i = 0; i < __iovcnt; ++i)
- {
- if (SSIZE_MAX - len < __iov[i].iov_len)
- return -EINVAL;
- len += __iov[i].iov_len;
- }
-
- rv = vcom_fcntl (__fd, F_GETFL, 0);
- if (rv < 0)
- {
- return rv;
- }
-
- /* is blocking */
- if (!(rv & O_NONBLOCK))
- {
- do
- {
- for (i = 0; i < __iovcnt; ++i)
- {
- rv = vppcom_session_read (vsock->sid, __iov[i].iov_base,
- __iov[i].iov_len);
- if (rv < 0)
- break;
- else
- {
- total += rv;
- if (rv < __iov[i].iov_len)
- /* Read less than buffer provided, no point to continue */
- break;
- }
- }
- }
- /* coverity[CONSTANT_EXPRESSION_RESULT] */
- while ((rv == -EAGAIN || rv == -EWOULDBLOCK) && total == 0);
- return total;
- }
-
- /* is non blocking */
- for (i = 0; i < __iovcnt; ++i)
- {
- rv = vppcom_session_read (vsock->sid, __iov[i].iov_base,
- __iov[i].iov_len);
- if (rv < 0)
- {
- if (total > 0)
- break;
- else
- {
- errno = rv;
- return rv;
- }
- }
- else
- {
- total += rv;
- if (rv < __iov[i].iov_len)
- /* Read less than buffer provided, no point to continue */
- break;
- }
- }
- return total;
-}
-
-ssize_t
-vcom_socket_write (int __fd, const void *__buf, size_t __n)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- if (!__buf)
- {
- return -EINVAL;
- }
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- rv = vppcom_session_write (vsock->sid, (void *) __buf, __n);
- return rv;
-}
-
-ssize_t
-vcom_socket_writev (int __fd, const struct iovec * __iov, int __iovcnt)
-{
- int rv = -1;
- ssize_t total = 0;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
- int i;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (__iov == 0 || __iovcnt == 0 || __iovcnt > IOV_MAX)
- return -EINVAL;
-
- for (i = 0; i < __iovcnt; ++i)
- {
- rv = vppcom_session_write (vsock->sid, __iov[i].iov_base,
- __iov[i].iov_len);
- if (rv < 0)
- {
- if (total > 0)
- break;
- else
- return rv;
- }
- else
- total += rv;
- }
- return total;
-}
-
-/*
- * RETURN: 0 - invalid cmd
- * 1 - cmd not handled by vcom and vppcom
- * 2 - cmd handled by vcom socket resource
- * 3 - cmd handled by vppcom
- * */
-/* TBD: incomplete list of cmd */
-static int
-vcom_socket_check_fcntl_cmd (int __cmd)
-{
- switch (__cmd)
- {
- /*cmd not handled by vcom and vppcom */
- /* Fallthrough */
- case F_DUPFD:
- case F_DUPFD_CLOEXEC:
- return 1;
-
- /* cmd handled by vcom socket resource */
- /* Fallthrough */
- case F_GETFD:
- case F_SETFD:
- case F_GETLK:
- case F_SETLK:
- case F_SETLKW:
- case F_GETOWN:
- case F_SETOWN:
- return 2;
-
- /* cmd handled by vcom and vppcom */
- case F_SETFL:
- case F_GETFL:
- return 3;
-
- /* cmd not handled by vcom and vppcom */
- default:
- return 1;
- }
- return 0;
-}
-
-static inline int
-vcom_session_fcntl_va (int __sid, int __cmd, va_list __ap)
-{
- int flags = va_arg (__ap, int);
- int rv = -EOPNOTSUPP;
- uint32_t size;
-
- size = sizeof (flags);
- if (__cmd == F_SETFL)
- {
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_FLAGS, &flags, &size);
- }
- else if (__cmd == F_GETFL)
- {
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_GET_FLAGS, &flags, &size);
- if (rv == VPPCOM_OK)
- rv = flags;
- }
-
- return rv;
-}
-
-int
-vcom_socket_fcntl_va (int __fd, int __cmd, va_list __ap)
-{
- int rv = -EBADF;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- switch (vcom_socket_check_fcntl_cmd (__cmd))
- {
- /* invalid cmd */
- case 0:
- rv = -EBADF;
- break;
- /*cmd not handled by vcom and vppcom */
- case 1:
- rv = libc_vfcntl (vsock->fd, __cmd, __ap);
- break;
- /* cmd handled by vcom socket resource */
- case 2:
- rv = libc_vfcntl (vsock->fd, __cmd, __ap);
- break;
- /* cmd handled by vppcom */
- case 3:
- rv = vcom_session_fcntl_va (vsock->sid, __cmd, __ap);
- break;
-
- default:
- rv = -EINVAL;
- break;
- }
-
- return rv;
-}
-
-/*
- * RETURN: 0 - invalid cmd
- * 1 - cmd not handled by vcom and vppcom
- * 2 - cmd handled by vcom socket resource
- * 3 - cmd handled by vppcom
- */
-static int
-vcom_socket_check_ioctl_cmd (unsigned long int __cmd)
-{
- int rc;
-
- switch (__cmd)
- {
- /* cmd handled by vppcom */
- case FIONREAD:
- rc = 3;
- break;
-
- /* cmd not handled by vcom and vppcom */
- default:
- rc = 1;
- break;
- }
- return rc;
-}
-
-static inline int
-vcom_session_ioctl_va (int __sid, int __cmd, va_list __ap)
-{
- int rv;
-
- switch (__cmd)
- {
- case FIONREAD:
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_GET_NREAD, 0, 0);
- break;
-
- case FIONBIO:
- {
- u32 flags = va_arg (__ap, int) ? O_NONBLOCK : 0;
- u32 len = sizeof (flags);
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_FLAGS, &flags, &len);
- }
- break;
-
- default:
- rv = -EOPNOTSUPP;
- break;
- }
- return rv;
-}
-
-int
-vcom_socket_ioctl_va (int __fd, unsigned long int __cmd, va_list __ap)
-{
- int rv = -EBADF;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- switch (vcom_socket_check_ioctl_cmd (__cmd))
- {
- /* Not supported cmd */
- case 0:
- rv = -EOPNOTSUPP;
- break;
-
- /* cmd not handled by vcom and vppcom */
- case 1:
- rv = libc_vioctl (vsock->fd, __cmd, __ap);
- break;
-
- /* cmd handled by vcom socket resource */
- case 2:
- rv = libc_vioctl (vsock->fd, __cmd, __ap);
- break;
-
- /* cmd handled by vppcom */
- case 3:
- rv = vcom_session_ioctl_va (vsock->sid, __cmd, __ap);
- break;
-
- default:
- rv = -EINVAL;
- break;
- }
-
- return rv;
-}
-
-static inline int
-vcom_socket_fds_2_sid_fds (
- /* dest */
- int *vcom_nsid_fds,
- fd_set * __restrict vcom_rd_sid_fds,
- fd_set * __restrict vcom_wr_sid_fds,
- fd_set * __restrict vcom_ex_sid_fds,
- /* src */
- int vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds)
-{
- int rv = 0;
- int fd;
- int sid;
- /* invalid max_sid is -1 */
- int max_sid = -1;
- int nsid = 0;
-
- /*
- * set sid in sid sets corresponding to fd's in fd sets
- * compute nsid and vcom_nsid_fds from sid sets
- */
-
- for (fd = 0; fd < vcom_nfds; fd++)
- {
- /*
- * F fd set, src
- * S sid set, dest
- */
-#define _(S,F) \
- if ((F) && (S) && FD_ISSET (fd, (F))) \
- { \
- sid = vcom_socket_get_sid (fd); \
- if (sid != INVALID_SESSION_ID) \
- { \
- FD_SET (sid, (S)); \
- if (sid > max_sid) \
- { \
- max_sid = sid; \
- } \
- ++nsid; \
- } \
- else \
- { \
- rv = -EBADFD; \
- goto done; \
- } \
- }
-
-
- _(vcom_rd_sid_fds, vcom_readfds);
- _(vcom_wr_sid_fds, vcom_writefds);
- _(vcom_ex_sid_fds, vcom_exceptfds);
-#undef _
- }
-
- *vcom_nsid_fds = max_sid != -1 ? max_sid + 1 : 0;
- rv = nsid;
-
-done:
- return rv;
-}
-
-/*
- * PRE: 00. sid sets were derived from fd sets
- * 01. sid sets were updated with sids that actually changed
- * status
- * 02. fd sets still has watched fds
- *
- * This function will modify in place fd sets to indicate which fd's
- * actually changed status(inferred from sid sets)
- */
-static inline int
-vcom_socket_sid_fds_2_fds (
- /* dest */
- int *new_vcom_nfds,
- int vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds,
- /* src */
- int vcom_nsid_fds,
- fd_set * __restrict vcom_rd_sid_fds,
- fd_set * __restrict vcom_wr_sid_fds,
- fd_set * __restrict vcom_ex_sid_fds)
-{
- int rv = 0;
- int fd;
- int sid;
- /* invalid max_fd is -1 */
- int max_fd = -1;
- int nfd = 0;
-
-
- /*
- * modify in place fd sets to indicate which fd's
- * actually changed status(inferred from sid sets)
- */
- for (fd = 0; fd < vcom_nfds; fd++)
- {
- /*
- * F fd set, dest
- * S sid set, src
- */
-#define _(S,F) \
- if ((F) && (S) && FD_ISSET (fd, (F))) \
- { \
- sid = vcom_socket_get_sid (fd); \
- if (sid != INVALID_SESSION_ID) \
- { \
- if (!FD_ISSET (sid, (S))) \
- { \
- FD_CLR(fd, (F)); \
- } \
- } \
- else \
- { \
- rv = -EBADFD; \
- goto done; \
- } \
- }
-
-
- _(vcom_rd_sid_fds, vcom_readfds);
- _(vcom_wr_sid_fds, vcom_writefds);
- _(vcom_ex_sid_fds, vcom_exceptfds);
-#undef _
- }
-
- /*
- * compute nfd and new_vcom_nfds from fd sets
- */
- for (fd = 0; fd < vcom_nfds; fd++)
- {
-
-#define _(F) \
- if ((F) && FD_ISSET (fd, (F))) \
- { \
- if (fd > max_fd) \
- { \
- max_fd = fd; \
- } \
- ++nfd; \
- }
-
-
- _(vcom_readfds);
- _(vcom_writefds);
- _(vcom_exceptfds);
-#undef _
-
- }
-
- *new_vcom_nfds = max_fd != -1 ? max_fd + 1 : 0;
- rv = nfd;
-
-done:
- return rv;
-}
-
-/*
- * PRE:
- * vom_socket_select is always called with
- * timeout->tv_sec and timeout->tv_usec set to zero.
- * hence vppcom_select return immediately.
- */
-/*
- * TBD: do{body;} while(timeout conditional); timeout loop
- */
-int
-vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds,
- struct timeval *__restrict timeout)
-{
- static unsigned long vcom_nsid_fds = 0;
- int vcom_nsid = 0;
- int rv = -EBADF;
-
- int new_vcom_nfds = 0;
- int new_vcom_nfd = 0;
-
- /* vcom sid fds */
- fd_set vcom_rd_sid_fds;
- fd_set vcom_wr_sid_fds;
- fd_set vcom_ex_sid_fds;
-
- /* in seconds eg. 3.123456789 seconds */
- double time_to_wait = (double) 0;
-
- /* validate inputs */
- if (vcom_nfds < 0)
- {
- return -EINVAL;
- }
-
- /* convert timeval timeout to double time_to_wait */
- if (timeout)
- {
- if (timeout->tv_sec == 0 && timeout->tv_usec == 0)
- {
- /* polling: vppcom_select returns immediately */
- time_to_wait = (double) 0;
- }
- else
- {
- /*TBD: use timeval api */
- time_to_wait = (double) timeout->tv_sec +
- (double) timeout->tv_usec / (double) 1000000 +
- (double) (timeout->tv_usec % 1000000) / (double) 1000000;
- }
- }
- else
- {
- /*
- * no timeout: vppcom_select can block indefinitely
- * waiting for a file descriptor to become ready
- * */
- /* set to a phantom value */
- time_to_wait = ~0;
- }
-
- /* zero the sid_sets */
- /*
- * F fd set
- * S sid set
- */
-#define _(S,F) \
- if ((F)) \
- { \
- FD_ZERO ((S)); \
- }
-
-
- _(&vcom_rd_sid_fds, vcom_readfds);
- _(&vcom_wr_sid_fds, vcom_writefds);
- _(&vcom_ex_sid_fds, vcom_exceptfds);
-#undef _
-
- if (vcom_nfds == 0)
- {
- if (time_to_wait > 0)
- {
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] vcom_socket_select called to "
- "emulate delay_ns()!\n", getpid ());
- rv = vppcom_select (0, NULL, NULL, NULL, time_to_wait);
- }
- else
- {
- fprintf (stderr, "[%d] vcom_socket_select called vcom_nfds = 0 "
- "and invalid time_to_wait (%f)!\n",
- getpid (), time_to_wait);
- }
- return 0;
- }
-
- /* populate read, write and except sid_sets */
- vcom_nsid = vcom_socket_fds_2_sid_fds (
- /* dest */
- vcom_readfds || vcom_writefds
- || vcom_exceptfds ? (int *)
- &vcom_nsid_fds : NULL,
- vcom_readfds ? &vcom_rd_sid_fds :
- NULL,
- vcom_writefds ? &vcom_wr_sid_fds :
- NULL,
- vcom_exceptfds ? &vcom_ex_sid_fds :
- NULL,
- /* src */
- vcom_nfds,
- vcom_readfds,
- vcom_writefds, vcom_exceptfds);
- if (vcom_nsid < 0)
- {
- return vcom_nsid;
- }
-
- rv = vppcom_select (vcom_nsid_fds,
- vcom_readfds ? (unsigned long *) &vcom_rd_sid_fds :
- NULL,
- vcom_writefds ? (unsigned long *) &vcom_wr_sid_fds :
- NULL,
- vcom_exceptfds ? (unsigned long *) &vcom_ex_sid_fds :
- NULL, time_to_wait);
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] called vppcom_select(): "
- "'%04d'='%04d'\n", getpid (), rv, (int) vcom_nsid_fds);
-
- /* check if any file descriptors changed status */
- if (rv > 0)
- {
- /*
- * on exit, sets are modified in place to indicate which
- * file descriptors actually changed status
- * */
-
- /*
- * comply with pre-condition
- * do not clear vcom fd sets befor calling
- * vcom_socket_sid_fds_2_fds
- */
- new_vcom_nfd = vcom_socket_sid_fds_2_fds (
- /* dest */
- &new_vcom_nfds,
- vcom_nfds,
- vcom_readfds,
- vcom_writefds,
- vcom_exceptfds,
- /* src */
- vcom_nsid_fds,
- vcom_readfds ?
- &vcom_rd_sid_fds : NULL,
- vcom_writefds ?
- &vcom_wr_sid_fds : NULL,
- vcom_exceptfds ?
- &vcom_ex_sid_fds : NULL);
- if (new_vcom_nfd < 0)
- {
- return new_vcom_nfd;
- }
- if (new_vcom_nfds < 0)
- {
- return -EINVAL;
- }
- rv = new_vcom_nfd;
- }
- return rv;
-}
-
-
-int
-vcom_socket_socket (int __domain, int __type, int __protocol)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_socket_t *vsock;
-
- i32 fd;
- i32 sid;
- i32 sockidx;
- u8 is_nonblocking = __type & SOCK_NONBLOCK ? 1 : 0;
- int type = __type & ~(SOCK_NONBLOCK | SOCK_CLOEXEC);
-
- fd = vcom_socket_open_socket (__domain, __type, __protocol);
- if (fd < 0)
- {
- rv = fd;
- goto out;
- }
-
- sid = vppcom_session_create (VPPCOM_VRF_DEFAULT,
- (type == SOCK_DGRAM) ?
- VPPCOM_PROTO_UDP : VPPCOM_PROTO_TCP,
- is_nonblocking);
- if (sid < 0)
- {
- rv = sid;
- goto out_close_socket;
- }
-
- pool_get (vsm->vsockets, vsock);
- vsocket_init (vsock);
-
- sockidx = vsock - vsm->vsockets;
- hash_set (vsm->sockidx_by_fd, fd, sockidx);
-
- vsocket_set (vsock, fd, sid, SOCKET_TYPE_VPPCOM_BOUND);
- return fd;
-
-out_close_socket:
- vcom_socket_close_socket (fd);
-out:
- return rv;
-}
-
-int
-vcom_socket_socketpair (int __domain, int __type, int __protocol,
- int __fds[2])
-{
-/* TBD: */
- return 0;
-}
-
-int
-vcom_socket_bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- vppcom_endpt_t ep;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__addr)
- {
- return -EINVAL;
- }
-
- ep.vrf = VPPCOM_VRF_DEFAULT;
- switch (__addr->sa_family)
- {
- case AF_INET:
- if (__len != sizeof (struct sockaddr_in))
- {
- return -EINVAL;
- }
- ep.is_ip4 = VPPCOM_IS_IP4;
- ep.ip = (u8 *) & ((const struct sockaddr_in *) __addr)->sin_addr;
- ep.port = (u16) ((const struct sockaddr_in *) __addr)->sin_port;
- break;
-
- case AF_INET6:
- if (__len != sizeof (struct sockaddr_in6))
- {
- return -EINVAL;
- }
- ep.is_ip4 = VPPCOM_IS_IP6;
- ep.ip = (u8 *) & ((const struct sockaddr_in6 *) __addr)->sin6_addr;
- ep.port = (u16) ((const struct sockaddr_in6 *) __addr)->sin6_port;
- break;
-
- default:
- return -1;
- break;
- }
-
- rv = vppcom_session_bind (vsock->sid, &ep);
- return rv;
-}
-
-static inline int
-vcom_socket_copy_ep_to_sockaddr (__SOCKADDR_ARG __addr,
- socklen_t * __restrict __len,
- vppcom_endpt_t * ep)
-{
- int rv = 0;
- int sa_len, copy_len;
-
- __addr->sa_family = (ep->is_ip4 == VPPCOM_IS_IP4) ? AF_INET : AF_INET6;
- switch (__addr->sa_family)
- {
- case AF_INET:
- ((struct sockaddr_in *) __addr)->sin_port = ep->port;
- if (*__len > sizeof (struct sockaddr_in))
- *__len = sizeof (struct sockaddr_in);
- sa_len = sizeof (struct sockaddr_in) - sizeof (struct in_addr);
- copy_len = *__len - sa_len;
- if (copy_len > 0)
- memcpy (&((struct sockaddr_in *) __addr)->sin_addr, ep->ip, copy_len);
- break;
-
- case AF_INET6:
- ((struct sockaddr_in6 *) __addr)->sin6_port = ep->port;
- if (*__len > sizeof (struct sockaddr_in6))
- *__len = sizeof (struct sockaddr_in6);
- sa_len = sizeof (struct sockaddr_in6) - sizeof (struct in6_addr);
- copy_len = *__len - sa_len;
- if (copy_len > 0)
- memcpy (((struct sockaddr_in6 *) __addr)->sin6_addr.
- __in6_u.__u6_addr8, ep->ip, copy_len);
- break;
-
- default:
- /* Not possible */
- rv = -EAFNOSUPPORT;
- break;
- }
-
- return rv;
-}
-
-int
-vcom_socket_getsockname (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
- vppcom_endpt_t ep;
- u8 addr_buf[sizeof (struct in6_addr)];
- uint32_t size = sizeof (ep);
-
- if (!__addr || !__len)
- return -EFAULT;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- ep.ip = addr_buf;
- rv = vppcom_session_attr (vsock->sid, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size);
- if (rv == VPPCOM_OK)
- rv = vcom_socket_copy_ep_to_sockaddr (__addr, __len, &ep);
-
- return rv;
-}
-
-int
-vcom_socket_connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- vppcom_endpt_t ep;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
-
- ep.vrf = VPPCOM_VRF_DEFAULT;
- switch (__addr->sa_family)
- {
- case AF_INET:
- ep.is_ip4 = VPPCOM_IS_IP4;
- ep.ip =
- (uint8_t *) & ((const struct sockaddr_in *) __addr)->sin_addr;
- ep.port =
- (uint16_t) ((const struct sockaddr_in *) __addr)->sin_port;
- break;
-
- case AF_INET6:
- ep.is_ip4 = VPPCOM_IS_IP6;
- ep.ip =
- (uint8_t *) & ((const struct sockaddr_in6 *) __addr)->sin6_addr;
- ep.port =
- (uint16_t) ((const struct sockaddr_in6 *) __addr)->sin6_port;
- break;
-
- default:
- return -1;
- break;
- }
-
- rv = vppcom_session_connect (vsock->sid, &ep);
- }
- return rv;
-}
-
-static inline int
-vcom_session_getpeername (int sid, vppcom_endpt_t * ep)
-{
- int rv;
- uint32_t size = sizeof (*ep);
-
- rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_PEER_ADDR, ep, &size);
- return rv;
-}
-
-int
-vcom_socket_getpeername (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
- u8 src_addr[sizeof (struct sockaddr_in6)];
- vppcom_endpt_t ep;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__addr || !__len)
- return -EFAULT;
-
- ep.ip = src_addr;
- rv = vcom_session_getpeername (vsock->sid, &ep);
- if (rv == 0)
- rv = vcom_socket_copy_ep_to_sockaddr (__addr, __len, &ep);
-
- return rv;
-}
-
-ssize_t
-vcom_socket_send (int __fd, const void *__buf, size_t __n, int __flags)
-{
- return vcom_socket_sendto (__fd, __buf, __n, __flags, NULL, 0);
-}
-
-/* NOTE: this function is not thread safe or 32-bit friendly */
-ssize_t
-vcom_socket_sendfile (int __out_fd, int __in_fd, off_t * __offset,
- size_t __len)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
- size_t n_bytes_left = __len;
- u32 out_sockidx, out_sid = ~0;
- size_t bytes_to_read;
- int nbytes;
- int rv, errno_val;
- ssize_t results = 0;
- u8 eagain = 0;
-
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] __out_fd %d, __in_fd %d, __offset %p, __len %lu",
- getpid (), __out_fd, __in_fd, __offset, __len);
-
- p = hash_get (vsm->sockidx_by_fd, __out_fd);
- if (!p)
- {
- clib_warning ("[%d] ERROR: invalid __out_fd (%d), fd lookup failed!",
- getpid (), __len);
- return -EBADF;
- }
- out_sockidx = p[0];
- vsock = pool_elt_at_index (vsm->vsockets, out_sockidx);
- if (!vsock)
- {
- clib_warning ("[%d] ERROR: invalid __out_fd (%d) / out_sockidx %u, "
- "missing vsock pool element!",
- getpid (), __len, out_sockidx);
- return -ENOTSOCK;
- }
- out_sid = vsock->sid;
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- {
- clib_warning ("[%d] ERROR: __out_fd (%d), socket (sid %u) "
- "is not VCL bound!", getpid (), __out_fd, out_sid);
- return -EINVAL;
- }
-
- if (__offset)
- {
- off_t offset = lseek (__in_fd, *__offset, SEEK_SET);
- if (offset == -1)
- {
- errno_val = errno;
- perror ("lseek()");
- clib_warning ("[%d] ERROR: lseek SEEK_SET failed: "
- "in_fd %d, offset %p (%ld), rv %ld, errno %d",
- getpid (), __in_fd, __offset, *__offset, offset,
- errno_val);
- return -errno_val;
- }
-
- ASSERT (offset == *__offset);
- }
-
- do
- {
- rv = vppcom_session_attr (out_sid, VPPCOM_ATTR_GET_NWRITE, 0, 0);
- if (rv < 0)
- {
- clib_warning ("[%d] ERROR: vppcom_session_attr (out_sid (%u), "
- "VPPCOM_ATTR_GET_NWRITE, 0, 0) returned %d (%s)!",
- getpid (), out_sid, rv, vppcom_retval_str (rv));
- vec_reset_length (vsm->io_buffer);
- return rv;
- }
-
- bytes_to_read = (size_t) rv;
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] results %ld, n_bytes_left %lu, "
- "bytes_to_read %lu", getpid (), results,
- n_bytes_left, bytes_to_read);
- if (bytes_to_read == 0)
- {
- u32 flags, flags_len = sizeof (flags);
- rv = vppcom_session_attr (out_sid, VPPCOM_ATTR_GET_FLAGS, &flags,
- &flags_len);
- ASSERT (rv == VPPCOM_OK);
-
- if (flags & O_NONBLOCK)
- {
- if (!results)
- {
- if (VCOM_DEBUG > 2)
- clib_warning ("[%d] EAGAIN", getpid ());
- eagain = 1;
- }
- goto update_offset;
- }
- else
- continue;
- }
- bytes_to_read = clib_min (n_bytes_left, bytes_to_read);
- vec_validate (vsm->io_buffer, bytes_to_read);
- nbytes = libc_read (__in_fd, vsm->io_buffer, bytes_to_read);
- if (nbytes < 0)
- {
- errno_val = errno;
- perror ("read()");
- clib_warning ("[%d] ERROR: libc_read (__in_fd (%d), "
- "io_buffer %p, bytes_to_read %lu) returned "
- "errno %d",
- getpid (), __in_fd, vsm->io_buffer,
- bytes_to_read, errno_val);
- if (results == 0)
- {
- vec_reset_length (vsm->io_buffer);
- return -errno_val;
- }
- goto update_offset;
- }
- rv = vppcom_session_write (out_sid, vsm->io_buffer, nbytes);
- if (rv < 0)
- {
- clib_warning ("[%d] ERROR: vppcom_session_write ("
- "out_sid %u, io_buffer %p, nbytes %d) "
- "returned %d (%s)",
- getpid (), out_sid, vsm->io_buffer, nbytes,
- rv, vppcom_retval_str (rv));
- if (results == 0)
- {
- vec_reset_length (vsm->io_buffer);
- return rv;
- }
- goto update_offset;
- }
-
- results += nbytes;
- ASSERT (n_bytes_left >= nbytes);
- n_bytes_left = n_bytes_left - nbytes;
- }
- while (n_bytes_left > 0);
-
-update_offset:
- if (__offset)
- {
- off_t offset = lseek (__in_fd, *__offset, SEEK_SET);
- if (offset == -1)
- {
- errno_val = errno;
- perror ("lseek()");
- clib_warning ("[%d] ERROR: lseek (__in_fd %d, __offset %p "
- "(%ld), SEEK_SET) returned errno %d",
- getpid (), __in_fd, __offset, *__offset, errno_val);
- vec_reset_length (vsm->io_buffer);
- return -errno_val;
- }
-
- *__offset += results + 1;
- }
-
- vec_reset_length (vsm->io_buffer);
- return eagain ? -EAGAIN : results;
-}
-
-ssize_t
-vcom_socket_recv (int __fd, void *__buf, size_t __n, int __flags)
-{
- int rv = -1;
- rv = vcom_socket_recvfrom (__fd, __buf, __n, __flags, NULL, 0);
- return rv;
-}
-
-/*
- * RETURN 1 if __fd is (SOCK_STREAM, SOCK_SEQPACKET),
- * 0 otherwise
- * */
-int
-vcom_socket_is_connection_mode_socket (int __fd)
-{
- int rv = -1;
- /* TBD define new vppcom api */
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- int type;
- socklen_t optlen;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
-
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (vsock && vsock->type == SOCKET_TYPE_VPPCOM_BOUND)
- {
- optlen = sizeof (type);
- rv = libc_getsockopt (__fd, SOL_SOCKET, SO_TYPE, &type, &optlen);
- if (rv != 0)
- {
- return 0;
- }
- /* get socket type */
- switch (type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))
- {
- case SOCK_STREAM:
- case SOCK_SEQPACKET:
- return 1;
- break;
-
- default:
- return 0;
- break;
- }
- }
- }
- return 0;
-}
-
-static inline ssize_t
-vcom_session_sendto (int __sid, void *__buf, size_t __n,
- int __flags, __CONST_SOCKADDR_ARG __addr,
- socklen_t __addr_len)
-{
- vppcom_endpt_t *ep = 0;
- vppcom_endpt_t _ep;
-
- if (__addr)
- {
- ep = &_ep;
- ep->vrf = VPPCOM_VRF_DEFAULT;
- switch (__addr->sa_family)
- {
- case AF_INET:
- ep->is_ip4 = VPPCOM_IS_IP4;
- ep->ip =
- (uint8_t *) & ((const struct sockaddr_in *) __addr)->sin_addr;
- ep->port =
- (uint16_t) ((const struct sockaddr_in *) __addr)->sin_port;
- break;
-
- case AF_INET6:
- ep->is_ip4 = VPPCOM_IS_IP6;
- ep->ip =
- (uint8_t *) & ((const struct sockaddr_in6 *) __addr)->sin6_addr;
- ep->port =
- (uint16_t) ((const struct sockaddr_in6 *) __addr)->sin6_port;
- break;
-
- default:
- return -EAFNOSUPPORT;
- }
- }
-
- return vppcom_session_sendto (__sid, __buf, __n, __flags, ep);;
-}
-
-ssize_t
-vcom_socket_sendto (int __fd, const void *__buf, size_t __n,
- int __flags, __CONST_SOCKADDR_ARG __addr,
- socklen_t __addr_len)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- if (!__buf)
- {
- return -EINVAL;
- }
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- {
- return -EINVAL;
- }
-
- if (vcom_socket_is_connection_mode_socket (__fd))
- {
- /* ignore __addr and _addr_len */
- /* and EISCONN may be returned when they are not NULL and 0 */
- if ((__addr != NULL) || (__addr_len != 0))
- {
- return -EISCONN;
- }
- }
- else
- {
- if (!__addr)
- {
- return -EDESTADDRREQ;
- }
- /* not a vppcom supported address family */
- if (!((__addr->sa_family == AF_INET) ||
- (__addr->sa_family == AF_INET6)))
- {
- return -EINVAL;
- }
- }
-
- return vcom_session_sendto (vsock->sid, (void *) __buf, (int) __n,
- __flags, __addr, __addr_len);
-}
-
-static inline ssize_t
-vcom_session_recvfrom (int __sid, void *__restrict __buf, size_t __n,
- int __flags, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len)
-{
- int rv;
- vppcom_endpt_t ep;
- u8 src_addr[sizeof (struct sockaddr_in6)];
-
- if (__addr)
- {
- ep.ip = src_addr;
- rv = vppcom_session_recvfrom (__sid, __buf, __n, __flags, &ep);
-
- if (rv > 0)
- rv = vcom_socket_copy_ep_to_sockaddr (__addr, __addr_len, &ep);
- }
- else
- rv = vppcom_session_recvfrom (__sid, __buf, __n, __flags, NULL);
-
- return rv;
-}
-
-ssize_t
-vcom_socket_recvfrom (int __fd, void *__restrict __buf, size_t __n,
- int __flags, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- if (__addr && !__addr_len)
- return -EINVAL;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- {
- return -EINVAL;
- }
-
- rv = vcom_session_recvfrom (vsock->sid, __buf, __n,
- __flags, __addr, __addr_len);
- return rv;
-}
-
-/* TBD: move it to vppcom */
-static inline ssize_t
-vcom_session_sendmsg (int __sid, const struct msghdr *__message, int __flags)
-{
- int rv = -1;
- /* rv = vppcom_session_write (__sid, (void *) __message->__buf,
- (int)__n); */
- return rv;
-}
-
-ssize_t
-vcom_socket_sendmsg (int __fd, const struct msghdr * __message, int __flags)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vcom_socket_is_connection_mode_socket (__fd))
- {
- /* ignore __addr and _addr_len */
- /* and EISCONN may be returned when they are not NULL and 0 */
- if ((__message->msg_name != NULL) || (__message->msg_namelen != 0))
- {
- return -EISCONN;
- }
- }
- else
- {
- /* TBD: validate __message->msg_name and __message->msg_namelen
- * and return -EINVAL on validation error
- * */
- ;
- }
-
- rv = vcom_session_sendmsg (vsock->sid, __message, __flags);
-
- return rv;
-}
-
-#ifdef __USE_GNU
-int
-vcom_socket_sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags)
-{
-
- /* TBD: define a new vppcom api */
- return 0;
-}
-#endif
-
-/* TBD: move it to vppcom */
-static inline ssize_t
-vcom_session_recvmsg (int __sid, struct msghdr *__message, int __flags)
-{
- int rv = -1;
- /* rv = vppcom_session_read (__sid, (void *) __message->__buf,
- (int)__n); */
- rv = -EOPNOTSUPP;
- return rv;
-}
-
-ssize_t
-vcom_socket_recvmsg (int __fd, struct msghdr * __message, int __flags)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__message)
- {
- return -EINVAL;
- }
-
- /* validate __flags */
-
- rv = vcom_session_recvmsg (vsock->sid, __message, __flags);
- return rv;
-}
-
-#ifdef __USE_GNU
-int
-vcom_socket_recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags,
- struct timespec *__tmo)
-{
- /* TBD: define a new vppcom api */
- return 0;
-}
-#endif
-
-/* TBD: move it to vppcom */
-static inline int
-vcom_session_get_sockopt (int __sid, int __level, int __optname,
- void *__restrict __optval,
- socklen_t * __restrict __optlen)
-{
- int rv = 0;
-
- /* 1. for socket level options that are NOT socket attributes
- * and that has corresponding vpp options get from vppcom */
- switch (__level)
- {
- case SOL_SOCKET:
- switch (__optname)
- {
- case SO_ERROR:
- *(int *) __optval = 0;
- break;
- default:
- break;
- }
- default:
- break;
- }
- /* 2. unhandled options */
- return rv;
-}
-
-int
-vcom_socket_getsockopt (int __fd, int __level, int __optname,
- void *__restrict __optval,
- socklen_t * __restrict __optlen)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- if (!__optval || !__optlen)
- return -EINVAL;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- switch (__level)
- {
- case SOL_SOCKET:
- switch (__optname)
- {
-/*
- * 1. for socket level options that are socket attributes,
- * get from libc_getsockopt.
- * 2. for socket level options that are NOT socket
- * attributes and that has corresponding vpp options
- * get from vppcom.
- * 3. for socket level options unimplemented
- * return -ENOPROTOOPT */
- case SO_DEBUG:
- case SO_DONTROUTE:
- case SO_BROADCAST:
- case SO_SNDBUF:
- case SO_RCVBUF:
- case SO_REUSEADDR:
- case SO_REUSEPORT:
- case SO_KEEPALIVE:
- case SO_TYPE:
- case SO_PROTOCOL:
- case SO_DOMAIN:
- case SO_OOBINLINE:
- case SO_NO_CHECK:
- case SO_PRIORITY:
- case SO_LINGER:
- case SO_BSDCOMPAT:
- case SO_TIMESTAMP:
- case SO_TIMESTAMPNS:
- case SO_TIMESTAMPING:
- case SO_RCVTIMEO:
- case SO_SNDTIMEO:
- case SO_RCVLOWAT:
- case SO_SNDLOWAT:
- case SO_PASSCRED:
- case SO_PEERCRED:
- case SO_PEERNAME:
- case SO_ACCEPTCONN:
- case SO_PASSSEC:
- case SO_PEERSEC:
- case SO_MARK:
- case SO_RXQ_OVFL:
- case SO_WIFI_STATUS:
- case SO_PEEK_OFF:
- case SO_NOFCS:
- case SO_BINDTODEVICE:
- case SO_GET_FILTER:
- case SO_LOCK_FILTER:
- case SO_BPF_EXTENSIONS:
- case SO_SELECT_ERR_QUEUE:
-#ifdef CONFIG_NET_RX_BUSY_POLL
- case SO_BUSY_POLL:
-#endif
- case SO_MAX_PACING_RATE:
-#ifdef SO_INCOMING_CPU
- case SO_INCOMING_CPU:
-#endif
- rv = libc_getsockopt (__fd, __level, __optname, __optval, __optlen);
- if (rv != 0)
- {
- rv = -errno;
- return rv;
- }
- break;
-
- case SO_ERROR:
- rv = vcom_session_get_sockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
- break;
-
- default:
- /* We implement the SO_SNDLOWAT etc to not be settable
- * (1003.1g 7).
- */
- return -ENOPROTOOPT;
- }
-
- break;
-
- default:
- /* 1. handle options that are NOT socket level options,
- * but have corresponding vpp otions. */
- rv = vcom_session_get_sockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
- break;
- }
-
- return rv;
-}
-
-/* TBD: move it to vppcom */
-static inline int
-vcom_session_setsockopt (int __sid, int __level, int __optname,
- const void *__optval, socklen_t __optlen)
-{
- int rv = -EOPNOTSUPP;
-
- switch (__level)
- {
- case SOL_TCP:
- switch (__optname)
- {
- case TCP_KEEPIDLE:
- rv =
- vppcom_session_attr (__sid, VPPCOM_ATTR_SET_TCP_KEEPIDLE, 0, 0);
- break;
- case TCP_KEEPINTVL:
- rv =
- vppcom_session_attr (__sid, VPPCOM_ATTR_SET_TCP_KEEPINTVL, 0, 0);
- break;
- default:
- break;
- }
- break;
- case SOL_IPV6:
- switch (__optname)
- {
- case IPV6_V6ONLY:
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_V6ONLY, 0, 0);
- break;
- default:
- break;
- }
- break;
- case SOL_SOCKET:
- switch (__optname)
- {
- case SO_KEEPALIVE:
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_KEEPALIVE, 0, 0);
- break;
- case SO_REUSEADDR:
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_REUSEADDR, 0, 0);
- break;
- case SO_BROADCAST:
- rv = vppcom_session_attr (__sid, VPPCOM_ATTR_SET_BROADCAST, 0, 0);
- break;
- default:
- break;
- }
- break;
- default:
- break;
- }
-
- return rv;
-}
-
-int
-vcom_socket_setsockopt (int __fd, int __level, int __optname,
- const void *__optval, socklen_t __optlen)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (!p)
- return -EBADF;
-
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- if (!vsock)
- return -ENOTSOCK;
-
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- /*
- * Options without arguments
- */
-
- if (__optname == SO_BINDTODEVICE)
- {
- rv = libc_setsockopt (__fd, __level, __optname, __optval, __optlen);
- if (rv != 0)
- {
- rv = -errno;
- }
- return rv;
- }
-
- if (!__optval)
- return -EFAULT;
-
- if (__optlen < sizeof (int))
- return -EINVAL;
-
- switch (__level)
- {
- case SOL_IPV6:
- switch (__optname)
- {
- case IPV6_V6ONLY:
- rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
- break;
- default:
- return -EOPNOTSUPP;
- }
- break;
- case SOL_TCP:
- switch (__optname)
- {
- case TCP_NODELAY:
- return 0;
- case TCP_KEEPIDLE:
- case TCP_KEEPINTVL:
- rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
- break;
- default:
- return -EOPNOTSUPP;
- }
- break;
- /* handle options at socket level */
- case SOL_SOCKET:
- switch (__optname)
- {
- case SO_REUSEADDR:
- case SO_BROADCAST:
- case SO_KEEPALIVE:
- rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
- break;
-
- /*
- * 1. for socket level options that are socket attributes,
- * set it from libc_getsockopt
- * 2. for socket level options that are NOT socket
- * attributes and that has corresponding vpp options
- * set it from vppcom
- * 3. for socket level options unimplemented
- * return -ENOPROTOOPT */
- case SO_DEBUG:
- case SO_DONTROUTE:
- case SO_SNDBUF:
- case SO_RCVBUF:
- case SO_REUSEPORT:
- case SO_TYPE:
- case SO_PROTOCOL:
- case SO_DOMAIN:
- case SO_ERROR:
- case SO_OOBINLINE:
- case SO_NO_CHECK:
- case SO_PRIORITY:
- case SO_LINGER:
- case SO_BSDCOMPAT:
- case SO_TIMESTAMP:
- case SO_TIMESTAMPNS:
- case SO_TIMESTAMPING:
- case SO_RCVTIMEO:
- case SO_SNDTIMEO:
- case SO_RCVLOWAT:
- case SO_SNDLOWAT:
- case SO_PASSCRED:
- case SO_PEERCRED:
- case SO_PEERNAME:
- case SO_ACCEPTCONN:
- case SO_PASSSEC:
- case SO_PEERSEC:
- case SO_MARK:
- case SO_RXQ_OVFL:
- case SO_WIFI_STATUS:
- case SO_PEEK_OFF:
- case SO_NOFCS:
- /*
- * SO_BINDTODEVICE already handled as
- * "Options without arguments" */
- /* case SO_BINDTODEVICE: */
- case SO_GET_FILTER:
- case SO_LOCK_FILTER:
- case SO_BPF_EXTENSIONS:
- case SO_SELECT_ERR_QUEUE:
-#ifdef CONFIG_NET_RX_BUSY_POLL
- case SO_BUSY_POLL:
-#endif
- case SO_MAX_PACING_RATE:
-#ifdef SO_INCOMING_CPU
- case SO_INCOMING_CPU:
-#endif
- rv = libc_setsockopt (__fd, __level, __optname, __optval, __optlen);
- if (rv != 0)
- {
- rv = -errno;
- return rv;
- }
- break;
-
- default:
- /* We implement the SO_SNDLOWAT etc to not be settable
- * (1003.1g 7).
- */
- return -ENOPROTOOPT;
- }
-
- break;
-
- default:
- return -ENOPROTOOPT;
- }
-
- return rv;
-}
-
-int
-vcom_socket_listen (int __fd, int __n)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
-
- /* TBD vppcom to accept __n parameter */
- rv = vppcom_session_listen (vsock->sid, __n);
- }
-
- return rv;
-}
-
-static int
-vcom_socket_connected_socket (int __fd, int __sid,
- int *__domain,
- int *__type, int *__protocol, int flags)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_socket_t *vsock;
-
- i32 fd;
- i32 sockidx;
-
- socklen_t optlen;
-
- optlen = sizeof (*__domain);
- rv = libc_getsockopt (__fd, SOL_SOCKET, SO_DOMAIN, __domain, &optlen);
- if (rv != 0)
- {
- rv = -errno;
- goto out;
- }
-
- optlen = sizeof (*__type);
- rv = libc_getsockopt (__fd, SOL_SOCKET, SO_TYPE, __type, &optlen);
- if (rv != 0)
- {
- rv = -errno;
- goto out;
- }
-
- optlen = sizeof (*__protocol);
- rv = libc_getsockopt (__fd, SOL_SOCKET, SO_PROTOCOL, __protocol, &optlen);
- if (rv != 0)
- {
- rv = -errno;
- goto out;
- }
-
- fd = vcom_socket_open_socket (*__domain, *__type | flags, *__protocol);
- if (fd < 0)
- {
- rv = fd;
- goto out;
- }
-
- pool_get (vsm->vsockets, vsock);
- vsocket_init (vsock);
-
- sockidx = vsock - vsm->vsockets;
- hash_set (vsm->sockidx_by_fd, fd, sockidx);
-
- vsocket_set (vsock, fd, __sid, SOCKET_TYPE_VPPCOM_BOUND);
- return fd;
-
-out:
- return rv;
-}
-
-/* If flag is 0, then accept4() is the same as accept().
- * SOCK_NONBLOCK and SOCK_CLOEXEC can be bitwise ORed in flags
- */
-static int
-vcom_socket_accept_flags (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int flags)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- int fd;
- int sid;
- int domain;
- int type;
- int protocol;
-
- uint8_t addr8[sizeof (struct in6_addr)];
- vppcom_endpt_t ep;
-
- ep.ip = addr8;
-
- /* validate flags */
-
- /*
- * for documentation
- * switch (flags)
- * {
- * case 0:
- * case SOCK_NONBLOCK:
- * case SOCK_CLOEXEC:
- * case SOCK_NONBLOCK | SOCK_CLOEXEC:
- * break;
- *
- * default:
- * return -1;
- * }
- */
- /* flags can be 0 or can be bitwise OR
- * of any of SOCK_NONBLOCK and SOCK_CLOEXEC */
-
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_accept_flags: "
- "fd = %d, __addr = %p, __addr_len = %p flags = %d (0x%x)\n",
- getpid (), __fd, __addr, __addr_len, flags, flags);
-
- if (!(!flags || (flags & (SOCK_NONBLOCK | SOCK_CLOEXEC))))
- {
- /* TBD: return proper error code */
- fprintf (stderr, "[%d] ERROR: vcom_socket_accept_flags: "
- "invalid flags = %d (0x%x)\n", getpid (), flags, flags);
-
- return -1;
- }
-
- /* TBD: return proper error code */
-
- if (!vcom_socket_is_connection_mode_socket (__fd))
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_accept_flags: "
- "connection mode socket support TBD!\n", getpid ());
- return -EOPNOTSUPP;
- }
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
-
-
- rv = vcom_fcntl (vsock->fd, F_GETFL, 0);
- if (rv < 0)
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_accept_flags: "
- "vcom_fcnt() returned %d!\n", getpid (), rv);
- return rv;
- }
-
- /* is blocking */
- if (!(rv & O_NONBLOCK))
- {
- /* socket is not marked as nonblocking
- * and no pending connections are present
- * on the queue, accept () blocks the caller
- * until a connection is present.
- */
- rv = vppcom_session_accept (vsock->sid, &ep, flags,
- -1.0 /* wait forever */ );
- }
- else
- {
- /* The file descriptor refers to a socket and has been
- * marked nonblocking(O_NONBLOCK) and the accept would
- * block.
- * */
- /* is non blocking */
- rv = vppcom_session_accept (vsock->sid, &ep, flags, 0);
- /* If the socket is marked nonblocking and
- * no pending connections are present on the
- * queue, accept fails with the error
- * EAGAIN or EWOULDBLOCK
- */
- if (rv == VPPCOM_ETIMEDOUT)
- {
- rv = VPPCOM_EAGAIN;
- }
- }
- if (rv < 0)
- {
- if (rv != VPPCOM_EAGAIN)
- fprintf (stderr, "[%d] ERROR: vcom_socket_accept_flags: "
- "vppcom_session_accept() returned %d!", getpid (), rv);
- return rv;
- }
-
- sid = rv;
-
- /* create a new connected socket resource and set flags
- * on the new file descriptor.
- * update vsockets and sockidx_by_fd table
- * */
- fd = vcom_socket_connected_socket (__fd, sid,
- &domain, &type, &protocol, flags);
- if (fd < 0)
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_accept_flags: "
- "vcom_socket_connected_socket() returned %d!",
- getpid (), rv);
- return fd;
- }
-
- rv = fd;
-
- /* TBD populate __addr and __addr_len */
- /* TBD: The returned address is truncated if the buffer
- * provided is too small, in this case, __addr_len will
- * return a value greater than was supplied to the call.*/
- if (__addr)
- {
- if (ep.is_cut_thru)
- {
- /* TBD populate __addr and __addr_len */
- switch (domain)
- {
- case AF_INET:
- ((struct sockaddr_in *) __addr)->sin_family = AF_INET;
- ((struct sockaddr_in *) __addr)->sin_port = ep.port;
- memcpy (&((struct sockaddr_in *) __addr)->sin_addr,
- addr8, sizeof (struct in_addr));
- /* TBD: populate __addr_len */
- if (__addr_len)
- {
- *__addr_len = sizeof (struct sockaddr_in);
- }
- break;
-
- case AF_INET6:
- ((struct sockaddr_in6 *) __addr)->sin6_family = AF_INET6;
- ((struct sockaddr_in6 *) __addr)->sin6_port = ep.port;
- memcpy (((struct sockaddr_in6 *) __addr)->sin6_addr.
- __in6_u.__u6_addr8, addr8,
- sizeof (struct in6_addr));
- /* TBD: populate __addr_len */
- if (__addr_len)
- {
- *__addr_len = sizeof (struct sockaddr_in6);
- }
- break;
-
- default:
- return -EAFNOSUPPORT;
- }
- }
- else
- {
- switch (ep.is_ip4)
- {
- case VPPCOM_IS_IP4:
- ((struct sockaddr_in *) __addr)->sin_family = AF_INET;
- ((struct sockaddr_in *) __addr)->sin_port = ep.port;
- memcpy (&((struct sockaddr_in *) __addr)->sin_addr,
- addr8, sizeof (struct in_addr));
- /* TBD: populate __addr_len */
- if (__addr_len)
- {
- *__addr_len = sizeof (struct sockaddr_in);
- }
- break;
-
- case VPPCOM_IS_IP6:
- ((struct sockaddr_in6 *) __addr)->sin6_family = AF_INET6;
- ((struct sockaddr_in6 *) __addr)->sin6_port = ep.port;
- memcpy (((struct sockaddr_in6 *) __addr)->sin6_addr.
- __in6_u.__u6_addr8, addr8,
- sizeof (struct in6_addr));
- /* TBD: populate __addr_len */
- if (__addr_len)
- {
- *__addr_len = sizeof (struct sockaddr_in6);
- }
- break;
-
- default:
- return -EAFNOSUPPORT;
- }
- }
- }
- }
-
- return rv;
-}
-
-int
-vcom_socket_accept (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len)
-{
- /* set flags to 0 for accept() */
- return vcom_socket_accept_flags (__fd, __addr, __addr_len, 0);
-}
-
-int
-vcom_socket_accept4 (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int __flags)
-{
- /* SOCK_NONBLOCK and SOCK_CLOEXEC can be bitwise ORed in flags */
- return vcom_socket_accept_flags (__fd, __addr, __addr_len, __flags);
-}
-
-/* TBD: move it to vppcom */
-static inline int
-vcom_session_shutdown (int __fd, int __how)
-{
- return 0;
-}
-
-int
-vcom_socket_shutdown (int __fd, int __how)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- uword *p;
- vcom_socket_t *vsock;
-
- p = hash_get (vsm->sockidx_by_fd, __fd);
- if (p)
- {
- vsock = pool_elt_at_index (vsm->vsockets, p[0]);
- switch (__how)
- {
- case SHUT_RD:
- case SHUT_WR:
- case SHUT_RDWR:
- rv = vcom_session_shutdown (vsock->sid, __how);
- return rv;
- break;
-
- default:
- return -EINVAL;
- break;
- }
- }
-
- return rv;
-}
-
-int
-vcom_socket_epoll_create1 (int __flags)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_epoll_t *vepoll;
-
- i32 epfd;
- i32 vep_idx;
- i32 epollidx;
-
- epfd = vcom_socket_open_epoll (__flags);
- if (epfd < 0)
- {
- rv = epfd;
- goto out;
- }
-
- vep_idx = vppcom_epoll_create ();
- if (vep_idx < 0)
- {
- rv = vep_idx;
- goto out_close_epoll;
- }
-
- pool_get (vsm->vepolls, vepoll);
- vepoll_init (vepoll);
-
- epollidx = vepoll - vsm->vepolls;
- hash_set (vsm->epollidx_by_epfd, epfd, epollidx);
-
- vepoll_set (vepoll, epfd, vep_idx, EPOLL_TYPE_VPPCOM_BOUND, __flags, 0, 0);
-
- return epfd;
-
-out_close_epoll:
- vcom_socket_close_epoll (epfd);
-out:
- return rv;
-}
-
-/*
- * PRE: vppcom_epoll_ctl() is successful
- * free_vepitem_on_del : 0 - no_pool_put, 1 - pool_put
- */
-int
-vcom_socket_ctl_vepitem (int __epfd, int __op, int __fd,
- struct epoll_event *__event,
- i32 vep_idx, vcom_epoll_t * vepoll,
- i32 vfd_id, void *vfd, vcom_fd_type_t type,
- int free_vepitem_on_del)
-{
- int rv = -1;
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_epitem_t *vepitem;
-
- vcom_epitem_key_t epfdfd = {.epfd = __epfd,.fd = __fd };
- uword *p;
- i32 vepitemidx;
-
- i32 *vepitemidxs = 0;
-
- struct epoll_event revent = {.events = 0,.data.fd = INVALID_FD };
-
- i32 vec_idx;
-
- /* perform control operations on the epoll instance */
- switch (__op)
- {
- case EPOLL_CTL_ADD:
- /*
- * supplied file descriptor is already
- * registered with this epoll instance
- * */
- /* vepitem exists */
- p = hash_get (vsm->epitemidx_by_epfdfd, epfdfd.key);
- if (p)
- {
- rv = -EEXIST;
- goto out;
- }
-
- /* add a new vepitem */
- pool_get (vsm->vepitems, vepitem);
- vepitem_init (vepitem);
-
- vepitemidx = vepitem - vsm->vepitems;
- hash_set (vsm->epitemidx_by_epfdfd, epfdfd.key, vepitemidx);
- vepitem_set (vepitem, __epfd, __fd, __fd, __fd, type, *__event, revent);
-
- /* update epitemidxs */
- /* by_epfd */
- p = hash_get (vsm->epitemidxs_by_epfd, __epfd);
- if (!p) /* not exist */
- {
- vepitemidxs = 0;
- vec_add1 (vepitemidxs, vepitemidx);
- hash_set (vsm->epitemidxs_by_epfd, __epfd, vepitemidxs);
- }
- else /* exists */
- {
- vepitemidxs = *(i32 **) p;
- vec_add1 (vepitemidxs, vepitemidx);
- hash_set3 (vsm->epitemidxs_by_epfd, __epfd, vepitemidxs, 0);
- }
- /* update epitemidxs */
- /* by_fd */
- p = hash_get (vsm->epitemidxs_by_fd, __fd);
- if (!p) /* not exist */
- {
- vepitemidxs = 0;
- vec_add1 (vepitemidxs, vepitemidx);
- hash_set (vsm->epitemidxs_by_fd, __fd, vepitemidxs);
- }
- else /* exists */
- {
- vepitemidxs = *(i32 **) p;
- vec_add1 (vepitemidxs, vepitemidx);
- hash_set3 (vsm->epitemidxs_by_fd, __fd, vepitemidxs, 0);
- }
-
- /* increment vepoll fd count by 1 */
- vepoll->count += 1;
-
- rv = 0;
- goto out;
- break;
-
- case EPOLL_CTL_MOD:
- /*
- * supplied file descriptor is not
- * registered with this epoll instance
- * */
- /* vepitem not exist */
- p = hash_get (vsm->epitemidx_by_epfdfd, epfdfd.key);
- if (!p)
- {
- rv = -ENOENT;
- goto out;
- }
- vepitem = pool_elt_at_index (vsm->vepitems, p[0]);
- if (vepitem)
- {
- vepitem->event = *__event;
- vepitem->revent = revent;
- }
-
- rv = 0;
- goto out;
- break;
-
- case EPOLL_CTL_DEL:
- /*
- * supplied file descriptor is not
- * registered with this epoll instance
- * */
- /* vepitem not exist */
- p = hash_get (vsm->epitemidx_by_epfdfd, epfdfd.key);
- if (!p)
- {
- rv = -ENOENT;
- goto out;
- }
- vepitemidx = *(i32 *) p;
- hash_unset (vsm->epitemidx_by_epfdfd, epfdfd.key);
-
- /* update epitemidxs */
- /* by_epfd */
- p = hash_get (vsm->epitemidxs_by_epfd, __epfd);
- if (!p) /* not exist */
- {
- rv = -ENOENT;
- goto out;
- }
- else /* exists */
- {
- vepitemidxs = *(i32 **) p;
- vec_idx = vec_search (vepitemidxs, vepitemidx);
- if (vec_idx != ~0)
- {
- vec_del1 (vepitemidxs, vec_idx);
- if (!vec_len (vepitemidxs))
- {
- vec_free (vepitemidxs);
- hash_unset (vsm->epitemidxs_by_epfd, __epfd);
- }
- }
- }
-
- /* update epitemidxs */
- /* by_fd */
- p = hash_get (vsm->epitemidxs_by_fd, __fd);
- if (!p) /* not exist */
- {
- rv = -ENOENT;
- goto out;
- }
- else /* exists */
- {
- vepitemidxs = *(i32 **) p;
- vec_idx = vec_search (vepitemidxs, vepitemidx);
- if (vec_idx != ~0)
- {
- vec_del1 (vepitemidxs, vec_idx);
- if (!vec_len (vepitemidxs))
- {
- vec_free (vepitemidxs);
- hash_unset (vsm->epitemidxs_by_fd, __fd);
- }
- }
- }
-
- /* pool put vepitem */
- vepitem = pool_elt_at_index (vsm->vepitems, vepitemidx);
- if (free_vepitem_on_del)
- {
- if (!vepitem)
- {
- rv = -ENOENT;
- goto out;
- }
- vepitem_init (vepitem);
- pool_put (vsm->vepitems, vepitem);
- }
- else
- {
- if (!vepitem)
- {
- vepitem_init (vepitem);
- }
- }
-
- /* decrement vepoll fd count by 1 */
- vepoll->count -= 1;
-
- rv = 0;
- goto out;
- break;
-
- default:
- rv = -EINVAL;
- goto out;
- break;
- }
-
-out:
- return rv;
-}
-
-/*
- * PRE: 00. null pointer check on __event
- * 01. all other parameters are validated
- */
-
-static int
-vcom_socket_epoll_ctl_internal (int __epfd, int __op, int __fd,
- struct epoll_event *__event,
- int free_vepitem_on_del)
-{
- int rv = -1;
- i32 cnt;
- vcom_epoll_t *vepoll;
- vcom_socket_t *vfd_vsock;
- i32 vep_idx;
- i32 sid;
-
- /* get vep_idx and vepoll */
- vep_idx = vcom_socket_get_vep_idx_and_vepoll (__epfd, &vepoll);
- if (vep_idx == INVALID_VEP_IDX)
- {
- return -EBADF;
- }
-
- /* get vcom fd type, vfd_id and vfd */
- sid = vcom_socket_get_sid_and_vsock (__fd, &vfd_vsock);
- if ((sid != INVALID_SESSION_ID) &&
- vcom_socket_type_is_vppcom_bound (vfd_vsock->type))
- {
- rv = vppcom_epoll_ctl (vep_idx, __op, sid, __event);
- if (rv == VPPCOM_OK)
- {
- cnt = ((__op == EPOLL_CTL_ADD) ? 1 :
- (__op == EPOLL_CTL_DEL) ? -1 : 0);
- vepoll->count += cnt;
- vepoll->vcl_cnt += cnt;
- }
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] vcom_socket_epoll_ctl_i: vppcom_epoll_ctl() "
- "returned %d\n\tepfd %d, vep_idx %d, fd %d sid %d op %d"
- "\n\tcount %d, vcl_cnt %d, libc_cnt %d\n",
- getpid (), rv, __epfd, vep_idx, __fd, sid, __op,
- vepoll->count, vepoll->vcl_cnt, vepoll->libc_cnt);
- }
- else
- {
- rv = libc_epoll_ctl (__epfd, __op, __fd, __event);
- if (rv == 0)
- {
- cnt = ((__op == EPOLL_CTL_ADD) ? 1 :
- (__op == EPOLL_CTL_DEL) ? -1 : 0);
- vepoll->count += cnt;
- vepoll->libc_cnt += cnt;
- }
- if (VCOM_DEBUG > 0)
- fprintf (stderr,
- "[%d] vcom_socket_epoll_ctl_i: libc_epoll_ctl() "
- "returned %d\n\tepfd %d, vep_idx %d, fd %d sid %d op %d"
- "\n\tcount %d, vcl_cnt %d, libc_cnt %d\n",
- getpid (), rv, __epfd, vep_idx, __fd, sid, __op,
- vepoll->count, vepoll->vcl_cnt, vepoll->libc_cnt);
- }
-
- return rv;
-}
-
-int
-vcom_socket_epoll_ctl (int __epfd, int __op, int __fd,
- struct epoll_event *__event)
-{
- int rv = -1;
-
- rv = vcom_socket_epoll_ctl_internal (__epfd, __op, __fd, __event, 1);
- return rv;
-}
-
-static int
-vcom_socket_epoll_ctl1 (int __epfd, int __op, int __fd,
- struct epoll_event *__event)
-{
- int rv = -1;
-
- rv = vcom_socket_epoll_ctl_internal (__epfd, __op, __fd, __event, 0);
- return rv;
-}
-
-int
-vcom_socket_epoll_pwait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout,
- const __sigset_t * __ss)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- int rv = -EBADF;
- double time_to_wait = (double) 0;
- double timeout, now = 0;
- vcom_epoll_t *vepoll;
- i32 vep_idx;
-
- /* validate __event */
- if (!__events || (__timeout < -1))
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_epoll_pwait: "
- "Bad args __events %p, __timeout %d\n", getpid (),
- __events, __timeout);
- rv = -EFAULT;
- goto out;
- }
-
- time_to_wait = ((__timeout >= 0) ? (double) __timeout / (double) 1000 : 0);
-
- vep_idx = vcom_socket_get_vep_idx_and_vepoll (__epfd, &vepoll);
- if (vep_idx == INVALID_VEP_IDX)
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_epoll_pwait: "
- "Bad epoll fd %d\n", getpid (), __epfd);
- return -EBADF;
- }
-
- if (vepoll->count <= 0)
- {
- fprintf (stderr, "[%d] ERROR: vcom_socket_epoll_pwait: No events"
- " in epfd!\n\tcount %d, vcl_cnt %d, libc_cnt %d\n",
- getpid (), vepoll->count, vepoll->vcl_cnt, vepoll->libc_cnt);
- rv = -EINVAL;
- goto out;
- }
-
- if (vepoll->libc_cnt == 0)
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: libc_cnt = 0, "
- "calling vppcom_epoll_wait() time_to_wait = %f\n",
- getpid (), time_to_wait);
- rv = vppcom_epoll_wait (vep_idx, __events, __maxevents, time_to_wait);
- }
- else if (vepoll->vcl_cnt == 0)
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: vcl_cnt = 0, "
- "calling libc_epoll_pwait()\n", getpid ());
- rv = libc_epoll_pwait (__epfd, __events, __maxevents, __timeout, __ss);
- }
- else
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: vcl_cnt = %d, "
- "libc_cnt = %d -> mixed polling (time_to_wait = %f, "
- "__timeout = %d)\n",
- getpid (), vepoll->vcl_cnt, vepoll->libc_cnt,
- time_to_wait, __timeout);
- timeout = clib_time_now (&vsm->clib_time) + time_to_wait;
- do
- {
- rv = vppcom_epoll_wait (vep_idx, __events, __maxevents, 0);
- if (rv > 0)
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: "
- "vppcom_epoll_wait() returned %d\n", getpid (), rv);
- goto out;
- }
- else if (rv < 0)
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] ERROR: vcom_socket_epoll_pwait: "
- "vppcom_epoll_wait() returned %d\n", getpid (), rv);
-
- goto out;
- }
- rv = libc_epoll_pwait (__epfd, __events, __maxevents, 1, __ss);
- if (rv > 0)
- {
- if (VCOM_DEBUG > 2)
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: "
- "libc_epoll_pwait() returned %d\n", getpid (), rv);
- goto out;
- }
- else if (rv < 0)
- {
- int errno_val = errno;
- perror ("libc_epoll_wait");
- fprintf (stderr, "[%d] vcom_socket_epoll_pwait: "
- "libc_epoll_wait() failed, errno %d\n",
- getpid (), errno_val);
- goto out;
- }
- if (__timeout != -1)
- now = clib_time_now (&vsm->clib_time);
- }
- while (now < timeout);
- }
-out:
- return rv;
-}
-
-static inline void
-vcom_pollfds_2_selectfds (
- /* src */
- struct pollfd *__fds, nfds_t __nfds,
- /* dest */
- int vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds)
-{
- nfds_t fds_idx = 0;
-
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
- {
- continue;
- }
-
- /* for POLLRDHUP, POLLERR, POLLHUP and POLLNVAL */
- FD_SET (__fds[fds_idx].fd, vcom_exceptfds);
-
- /* requested events */
- if (__fds[fds_idx].events)
- {
- if (__fds[fds_idx].events & POLLIN)
- {
- FD_SET (__fds[fds_idx].fd, vcom_readfds);
- }
- if (__fds[fds_idx].events & POLLPRI)
- {
- FD_SET (__fds[fds_idx].fd, vcom_readfds);
- }
- if (__fds[fds_idx].events & POLLOUT)
- {
- FD_SET (__fds[fds_idx].fd, vcom_writefds);
- }
-#if defined __USE_XOPEN || defined __USE_XOPEN2K8
- if (__fds[fds_idx].events & POLLRDNORM)
- {
- FD_SET (__fds[fds_idx].fd, vcom_readfds);
- }
- if (__fds[fds_idx].events & POLLRDBAND)
- {
- FD_SET (__fds[fds_idx].fd, vcom_readfds);
- }
- if (__fds[fds_idx].events & POLLWRNORM)
- {
- FD_SET (__fds[fds_idx].fd, vcom_writefds);
- }
- if (__fds[fds_idx].events & POLLWRBAND)
- {
- FD_SET (__fds[fds_idx].fd, vcom_writefds);
- }
-#endif
- }
- } /* for (fds_idx = 0; fds_idx < __nfds; fds_idx++) */
-}
-
-static inline void
-vcom_selectfds_2_pollfds (
- /* dest */
- struct pollfd *__fds, nfds_t __nfds, int *nfd,
- /* src */
- int vcom_nfds,
- fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds)
-{
- nfds_t fds_idx = 0;
-
-
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
- {
- __fds[fds_idx].revents = 0;
- }
-
- /* for POLLRDHUP, POLLERR, POLLHUP and POLLNVAL */
- if (FD_ISSET (__fds[fds_idx].fd, vcom_exceptfds))
- {
- /*
- * TBD: for now any select exception
- * is flagged as POLLERR
- * */
- __fds[fds_idx].revents |= POLLERR;
- }
-
- /* requested events */
- if (__fds[fds_idx].events & POLLIN)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_readfds))
- {
- __fds[fds_idx].revents |= POLLIN;
- }
- }
- if (__fds[fds_idx].events & POLLPRI)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_readfds))
- {
- __fds[fds_idx].revents |= POLLIN;
- }
- }
- if (__fds[fds_idx].events & POLLOUT)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_writefds))
- {
- __fds[fds_idx].revents |= POLLOUT;
- }
- }
-#if defined __USE_XOPEN || defined __USE_XOPEN2K8
- if (__fds[fds_idx].events & POLLRDNORM)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_readfds))
- {
- __fds[fds_idx].revents |= POLLRDNORM;
- }
- }
- if (__fds[fds_idx].events & POLLRDBAND)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_readfds))
- {
- __fds[fds_idx].revents |= POLLRDBAND;
- }
- }
- if (__fds[fds_idx].events & POLLWRNORM)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_writefds))
- {
- __fds[fds_idx].revents |= POLLWRNORM;
- }
- }
- if (__fds[fds_idx].events & POLLWRBAND)
- {
- if (FD_ISSET (__fds[fds_idx].fd, vcom_writefds))
- {
- __fds[fds_idx].revents |= POLLWRBAND;
- }
- }
-#endif
- } /* for (fds_idx = 0; fds_idx < __nfds; fds_idx++) */
-
- /*
- * nfd:
- * the number of structures which have nonzero revents fields
- * (in other words, those descriptors with events or
- * errors reported)
- * */
- *nfd = 0;
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
- {
- continue;
- }
-
- if (__fds[fds_idx].revents)
- {
- (*nfd)++;
- }
- }
-}
-
-/*
- * PRE: parameters are validated,
- * vcom_socket_poll is always called with __timeout set to zero
- * hence returns immediately
- *
- * ACTION: handle non negative validated vcom fds and ignore rest
- */
-
-/*
- * implements vcom_socket_poll () interface
- *
- * internally uses vcom_socket_select ()
- * to realize the behavior
- * */
-int
-vcom_socket_poll_select_impl (struct pollfd *__fds, nfds_t __nfds,
- int __timeout)
-{
- int rv;
-
- nfds_t fds_idx = 0;
- int nfd = 0;
-
- /* vcom */
- int vcom_nfds = 0;
- fd_set vcom_readfds;
- fd_set vcom_writefds;
- fd_set vcom_exceptfds;
- int vcom_nfd = -1;
- /* invalid max_vcom_fd is -1 */
- int max_vcom_fd = -1;
-
- /* __timeout is zero to get ready events and return immediately */
- struct timeval tv = {.tv_sec = 0,.tv_usec = 0 };
-
- /* validate __nfds from select perspective */
- if (__nfds > FD_SETSIZE)
- {
- rv = -EINVAL;
- goto poll_done;
- }
-
- /* zero vcom fd sets */
- /*
- * V vcom fd set
- */
-#define _(V) \
- FD_ZERO ((V))
-
- _(&vcom_readfds);
- _(&vcom_writefds);
- _(&vcom_exceptfds);
-#undef _
-
- vcom_nfds = 0;
- vcom_nfd = -1;
-
-
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
- {
- continue;
- }
-
- /* non negative validated vcom fds */
- if (__fds[fds_idx].fd > FD_SETSIZE)
- {
- rv = -EINVAL;
- goto poll_done;
- }
-
- /* max_vcom_fd and vcom_nfd */
- if (__fds[fds_idx].fd > max_vcom_fd)
- {
- /* requested events */
- if (__fds[fds_idx].events)
- {
- max_vcom_fd = __fds[fds_idx].fd;
- }
- }
- ++vcom_nfd;
- }
-
- vcom_nfds = max_vcom_fd != -1 ? max_vcom_fd + 1 : 0;
-
- if (!vcom_nfds)
- {
- rv = vcom_nfds;
- goto poll_done;
- }
-
- vcom_pollfds_2_selectfds (
- /* src */
- __fds, __nfds,
- /* dest */
- vcom_nfds,
- &vcom_readfds, &vcom_writefds, &vcom_exceptfds);
-
- /* select on vcom fds */
- vcom_nfd = vcom_socket_select (vcom_nfds,
- &vcom_readfds,
- &vcom_writefds, &vcom_exceptfds, &tv);
- if (VCOM_DEBUG > 2)
- fprintf (stderr,
- "[%d] vcom_socket_select: "
- "'%04d'='%04d'\n", getpid (), vcom_nfd, vcom_nfds);
-
- if (vcom_nfd < 0)
- {
- rv = vcom_nfd;
- goto poll_done;
- }
-
- vcom_selectfds_2_pollfds (
- /* dest */
- __fds, __nfds, &nfd,
- /* src */
- vcom_nfds,
- &vcom_readfds, &vcom_writefds, &vcom_exceptfds);
-
- rv = nfd;
-
-poll_done:
- return rv;
-}
-
-/*
- * TBD: remove this static function once vppcom
- * has an implementation in place
- *
- * ACTION:
- */
-static int
-vppcom_poll (struct pollfd *__fds, nfds_t __nfds, double time_to_wait)
-{
- return -EOPNOTSUPP;
-}
-
-int
-vcom_socket_poll_vppcom_impl (struct pollfd *__fds, nfds_t __nfds,
- int __timeout)
-{
- nfds_t fds_idx = 0;
-
- /* in seconds eg. 3.123456789 seconds */
- double time_to_wait = (double) 0;
-
- i32 sid;
- i32 vep_idx;
-
- /* replace vcom fd with session idx */
- for (fds_idx = 0; fds_idx < __nfds; fds_idx++)
- {
- /* ignore negative fds */
- if (__fds[fds_idx].fd < 0)
- {
- continue;
- }
-
- /* non negative validated vcom fds */
- sid = vcom_socket_get_sid (__fds[fds_idx].fd);
- if (sid != INVALID_SESSION_ID)
- {
- __fds[fds_idx].fd = sid;
- }
- else
- {
- /* get vep_idx */
- vep_idx = vcom_socket_get_vep_idx (__fds[fds_idx].fd);
- if (vep_idx != INVALID_VEP_IDX)
- {
- __fds[fds_idx].fd = vep_idx;
- }
- else
- {
- return -EBADF;
- }
- }
- }
-
- /* validate __timeout */
- if (__timeout > 0)
- {
- time_to_wait = (double) __timeout / (double) 1000;
- }
- else if (__timeout == 0)
- {
- time_to_wait = (double) 0;
- }
- else
- {
- time_to_wait = ~0;
- }
-
- return vppcom_poll (__fds, __nfds, time_to_wait);
-}
-
-int
-vcom_socket_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
-{
- /* select an implementation */
-
- /* return vcom_socket_poll_vppcom_impl (__fds, __nfds, __timeout); */
- return vcom_socket_poll_select_impl (__fds, __nfds, __timeout);
-}
-
-#ifdef __USE_GNU
-int
-vcom_socket_ppoll (struct pollfd *__fds, nfds_t __nfds,
- const struct timespec *__timeout, const __sigset_t * __ss)
-{
- return -EOPNOTSUPP;
-}
-#endif
-
-int
-vcom_socket_main_init (void)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
-
- if (VCOM_DEBUG > 0)
- printf ("vcom_socket_main_init\n");
-
- if (!vsm->init)
- {
- /* TBD: define FD_MAXSIZE and use it here */
- pool_alloc (vsm->vsockets, FD_SETSIZE);
- vsm->sockidx_by_fd = hash_create (0, sizeof (i32));
-
- pool_alloc (vsm->vepolls, FD_SETSIZE);
- vsm->epollidx_by_epfd = hash_create (0, sizeof (i32));
-
- pool_alloc (vsm->vepitems, FD_SETSIZE);
- vsm->epitemidx_by_epfdfd = hash_create (0, sizeof (i32));
-
- vsm->epitemidxs_by_epfd = hash_create (0, sizeof (i32 *));
- vsm->epitemidxs_by_fd = hash_create (0, sizeof (i32 *));
-
- clib_time_init (&vsm->clib_time);
-
- vsm->init = 1;
- }
-
- return 0;
-}
-
-
-void
-vcom_socket_main_show (void)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_socket_t *vsock;
-
- vcom_epoll_t *vepoll;
-
- vcom_epitem_t *vepitem;
-
- i32 epfd;
- i32 fd;
- i32 *vepitemidxs, *vepitemidxs_var;
-
- if (vsm->init)
- {
- /* from active list of vsockets show vsock */
-
- /* *INDENT-OFF* */
- pool_foreach (vsock, vsm->vsockets,
- ({
- printf(
- "fd='%04d', sid='%08x',type='%-30s'\n",
- vsock->fd, vsock->sid,
- vcom_socket_type_str (vsock->type));
- }));
- /* *INDENT-ON* */
-
- /* from active list of vepolls, show vepoll */
-
- /* *INDENT-OFF* */
- pool_foreach (vepoll, vsm->vepolls,
- ({
- printf(
- "epfd='%04d', vep_idx='%08x', "
- "type='%-30s', "
- "flags='%d', count='%d', close='%d'\n",
- vepoll->epfd, vepoll->vep_idx,
- vcom_socket_epoll_type_str (vepoll->type),
- vepoll->flags, vepoll->count, vepoll->close);
- }));
- /* *INDENT-ON* */
-
- /* from active list of vepitems, show vepitem */
-
- /* *INDENT-OFF* */
- pool_foreach (vepitem, vsm->vepitems,
- ({
- printf(
- "epfd='%04d', fd='%04d', "
- "next_fd='%04d', prev_fd='%04d', "
- "type='%-30s', "
- "events='%04x', revents='%04x'\n",
- vepitem->epfd, vepitem->fd,
- vepitem->next_fd, vepitem->prev_fd,
- vcom_socket_vcom_fd_type_str (vepitem->type),
- vepitem->event.events, vepitem->revent.events);
- }));
-
- /* *INDENT-ON* */
-
- /* show epitemidxs for epfd */
- /* *INDENT-OFF* */
- hash_foreach (epfd, vepitemidxs,
- vsm->epitemidxs_by_epfd,
- ({
- printf("\n[ '%04d': ", epfd);
- vec_foreach (vepitemidxs_var,vepitemidxs)
- {
- printf("'%04d' ", (int)vepitemidxs_var[0]);
- }
- printf("]\n");
- }));
- /* *INDENT-ON* */
-
- /* show epitemidxs for fd */
- /* *INDENT-OFF* */
- hash_foreach (fd, vepitemidxs,
- vsm->epitemidxs_by_fd,
- ({
- printf("\n{ '%04d': ", fd);
- vec_foreach (vepitemidxs_var,vepitemidxs)
- {
- printf("'%04d' ", (int)vepitemidxs_var[0]);
- }
- printf("}\n");
- }));
- /* *INDENT-ON* */
-
- }
-}
-
-void
-vcom_socket_main_destroy (void)
-{
- vcom_socket_main_t *vsm = &vcom_socket_main;
- vcom_socket_t *vsock;
-
- vcom_epoll_t *vepoll;
-
- vcom_epitem_t *vepitem;
-
- i32 epfd;
- i32 fd;
- i32 *vepitemidxs;
-
-
- if (VCOM_DEBUG > 0)
- printf ("vcom_socket_main_destroy\n");
-
- if (vsm->init)
- {
-
- /*
- * from active list of vepitems,
- * remove all "vepitem" elements from the pool in a safe way
- * */
-
- /* *INDENT-OFF* */
- pool_flush (vepitem, vsm->vepitems,
- ({
- if ((vepitem->type == FD_TYPE_EPOLL) ||
- (vepitem->type == FD_TYPE_VCOM_SOCKET))
- {
- vcom_socket_epoll_ctl1 (vepitem->epfd, EPOLL_CTL_DEL,
- vepitem->fd, NULL);
- vepitem_init (vepitem);
- }
- }));
- /* *INDENT-ON* */
-
- pool_free (vsm->vepitems);
- hash_free (vsm->epitemidx_by_epfdfd);
-
- /* free vepitemidxs for each epfd */
- /* *INDENT-OFF* */
- hash_foreach (epfd, vepitemidxs,
- vsm->epitemidxs_by_epfd,
- ({
- vec_free (vepitemidxs);
- }));
- /* *INDENT-ON* */
- hash_free (vsm->epitemidxs_by_epfd);
-
- /* free vepitemidxs for each fd */
- /* *INDENT-OFF* */
- hash_foreach (fd, vepitemidxs,
- vsm->epitemidxs_by_fd,
- ({
- vec_free (vepitemidxs);
- }));
- /* *INDENT-ON* */
- hash_free (vsm->epitemidxs_by_fd);
-
-
- /*
- * from active list of vsockets,
- * close socket and vppcom session
- * */
-
- /* *INDENT-OFF* */
- pool_foreach (vsock, vsm->vsockets,
- ({
- if (vsock->type == SOCKET_TYPE_VPPCOM_BOUND)
- {
- vppcom_session_close (vsock->sid);
- vcom_socket_close_socket (vsock->fd);
- vsocket_init (vsock);
- }
- }));
- /* *INDENT-ON* */
-
- /*
- * return vsocket element to the pool
- * */
-
- /* *INDENT-OFF* */
- pool_flush (vsock, vsm->vsockets,
- ({
- // vsocket_init(vsock);
- ;
- }));
- /* *INDENT-ON* */
-
- pool_free (vsm->vsockets);
- hash_free (vsm->sockidx_by_fd);
-
- /*
- * from active list of vepolls,
- * close epoll and vppcom_epoll
- * */
-
- /* *INDENT-OFF* */
- pool_foreach (vepoll, vsm->vepolls,
- ({
- if (vepoll->type == EPOLL_TYPE_VPPCOM_BOUND)
- {
- vppcom_session_close (vepoll->vep_idx);
- vcom_socket_close_epoll (vepoll->epfd); /* TBD: */
- vepoll_init (vepoll);
- }
- }));
- /* *INDENT-ON* */
-
- /*
- * return vepoll element to the pool
- * */
-
- /* *INDENT-OFF* */
- pool_flush (vepoll, vsm->vepolls,
- ({
- // vepoll_init(vepoll);
- ;
- }));
- /* *INDENT-ON* */
-
- pool_free (vsm->vepolls);
- hash_free (vsm->epollidx_by_epfd);
-
- vsm->init = 0;
- }
-}
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vcl/vcom_socket.h b/src/vcl/vcom_socket.h
deleted file mode 100644
index 2ce11c0..0000000
--- a/src/vcl/vcom_socket.h
+++ /dev/null
@@ -1,475 +0,0 @@
-/*
- * Copyright (c) 2017 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef included_vcom_socket_h
-#define included_vcom_socket_h
-
-#include <string.h>
-
-#include <vcl/vcom_glibc_socket.h>
-#include <vppinfra/types.h>
-#include <sys/socket.h>
-
-#define INVALID_SESSION_ID (~0)
-#define INVALID_FD (~0)
-
-#define INVALID_VEP_IDX INVALID_SESSION_ID
-#define INVALID_EPFD INVALID_FD
-
-typedef enum
-{
- SOCKET_TYPE_UNBOUND = 0,
- SOCKET_TYPE_KERNEL_BOUND,
- SOCKET_TYPE_VPPCOM_BOUND
-} vcom_socket_type_t;
-
-typedef enum
-{
- EPOLL_TYPE_UNBOUND = 0,
- EPOLL_TYPE_KERNEL_BOUND,
- EPOLL_TYPE_VPPCOM_BOUND
-} vcom_epoll_type_t;
-
-typedef enum
-{
- FD_TYPE_INVALID = 0,
- FD_TYPE_KERNEL,
- FD_TYPE_EPOLL,
- FD_TYPE_VCOM_SOCKET,
- /* add new types here */
- /* FD_TYPE_MAX should be the last entry */
- FD_TYPE_MAX
-} vcom_fd_type_t;
-
-typedef struct
-{
- /* file descriptor -
- * fd 0, 1, 2 have special meaning and are reserved,
- * -1 denote invalid fd */
- i32 fd;
-
- /* session id - -1 denote invalid sid */
- i32 sid;
-
- /* socket type */
- vcom_socket_type_t type;
-
- /* vcom socket attributes here */
-
-} vcom_socket_t;
-
-typedef struct
-{
- /* epoll file descriptor -
- * epfd 0, 1, 2 have special meaning and are reserved,
- * -1 denote invalid epfd */
- i32 epfd;
-
- /* vep idx - -1 denote invalid vep_idx */
- i32 vep_idx;
-
- /* epoll type */
- vcom_epoll_type_t type;
-
- /* flags - 0 or EPOLL_CLOEXEC */
- i32 flags;
-
- /* vcom epoll attributes here */
-
- /*
- * 00. count of file descriptors currently registered
- * on this epoll instance.
- * 01. number of file descriptors in the epoll set.
- * 02. EPOLL_CTL_ADD, EPOLL_CTL_MOD, EPOLL_CTL_DEL
- * update the count.
- * 03. cached for frequent access.
- * */
- i32 count;
- i32 vcl_cnt;
- i32 libc_cnt;
-
- /* close( ) called on this epoll instance */
- /* 0 - close ( ) not called, 1 - close( ) called. */
- u32 close;
-
-} vcom_epoll_t;
-
-typedef struct
-{
- /* "container" of this item */
- i32 epfd;
-
- /* fd - file descriptor information this item refers to */
- i32 fd;
- /* next and prev fd in the "epoll set" of epfd */
- i32 next_fd;
- i32 prev_fd;
-
- /* vcom fd type */
- vcom_fd_type_t type;
-
- /* interested events and the source fd */
- struct epoll_event event;
-
- /* ready events and the source fd */
- struct epoll_event revent;
-
- /* epitem attributes here */
-
-} vcom_epitem_t;
-
-typedef union vcom_epitem_key
-{
- struct
- {
- i32 fd;
- i32 epfd;
- };
- i64 key;
-} __EPOLL_PACKED vcom_epitem_key_t;
-
-static inline char *
-vcom_socket_type_str (vcom_socket_type_t t)
-{
- switch (t)
- {
- case SOCKET_TYPE_UNBOUND:
- return "SOCKET_TYPE_UNBOUND";
-
- case SOCKET_TYPE_KERNEL_BOUND:
- return "SOCKET_TYPE_KERNEL_BOUND";
-
- case SOCKET_TYPE_VPPCOM_BOUND:
- return "SOCKET_TYPE_VPPCOM_BOUND";
-
- default:
- return "SOCKET_TYPE_UNKNOWN";
- }
-}
-
-static inline char *
-vcom_socket_epoll_type_str (vcom_epoll_type_t t)
-{
- switch (t)
- {
- case EPOLL_TYPE_UNBOUND:
- return "EPOLL_TYPE_UNBOUND";
-
- case EPOLL_TYPE_KERNEL_BOUND:
- return "EPOLL_TYPE_KERNEL_BOUND";
-
- case EPOLL_TYPE_VPPCOM_BOUND:
- return "EPOLL_TYPE_VPPCOM_BOUND";
-
- default:
- return "EPOLL_TYPE_UNKNOWN";
- }
-}
-
-static inline char *
-vcom_socket_vcom_fd_type_str (vcom_fd_type_t t)
-{
- switch (t)
- {
- case FD_TYPE_KERNEL:
- return "FD_TYPE_KERNEL";
-
- case FD_TYPE_EPOLL:
- return "FD_TYPE_EPOLL";
-
- case FD_TYPE_VCOM_SOCKET:
- return "FD_TYPE_VCOM_SOCKET";
-
- default:
- return "FD_TYPE_UNKNOWN";
- }
-}
-
-static inline int
-vcom_socket_type_is_vppcom_bound (vcom_socket_type_t t)
-{
- return t == SOCKET_TYPE_VPPCOM_BOUND;
-}
-
-static inline int
-vcom_socket_epoll_type_is_vppcom_bound (vcom_epoll_type_t t)
-{
- return t == EPOLL_TYPE_VPPCOM_BOUND;
-}
-
-static inline void
-vsocket_init (vcom_socket_t * vsock)
-{
- memset (vsock, 0, sizeof (*vsock));
-
- vsock->fd = INVALID_FD;
- vsock->sid = INVALID_SESSION_ID;
- vsock->type = SOCKET_TYPE_UNBOUND;
- /* vcom socket attributes init here */
-}
-
-static inline void
-vepoll_init (vcom_epoll_t * vepoll)
-{
- memset (vepoll, 0, sizeof (*vepoll));
-
- vepoll->epfd = INVALID_EPFD;
- vepoll->vep_idx = INVALID_VEP_IDX;
- vepoll->type = EPOLL_TYPE_UNBOUND;
- vepoll->flags = 0;
-
- vepoll->count = 0;
- vepoll->close = 0;
- /* vcom epoll attributes init here */
-}
-
-static inline void
-vepitem_init (vcom_epitem_t * vepitem)
-{
- struct epoll_event event = {.events = 0,.data.fd = INVALID_FD };
-
- memset (vepitem, 0, sizeof (*vepitem));
-
- vepitem->epfd = INVALID_EPFD;
-
- vepitem->fd = INVALID_FD;
- vepitem->next_fd = INVALID_FD;
- vepitem->prev_fd = INVALID_FD;
-
- vepitem->type = FD_TYPE_INVALID;
-
- vepitem->event = event;
- vepitem->revent = event;
- /* vepoll attributes init here */
-}
-
-static inline void
-vepitemkey_init (vcom_epitem_key_t * epfdfd)
-{
- memset (epfdfd, 0, sizeof (*epfdfd));
-
- epfdfd->epfd = INVALID_EPFD;
- epfdfd->fd = INVALID_FD;
-}
-
-static inline void
-vsocket_set (vcom_socket_t * vsock, i32 fd, i32 sid, vcom_socket_type_t type)
-{
- vsock->fd = fd;
- vsock->sid = sid;
- vsock->type = type;
- /* vcom socket attributes set here */
-}
-
-static inline void
-vepoll_set (vcom_epoll_t * vepoll,
- i32 epfd, i32 vep_idx,
- vcom_epoll_type_t type, i32 flags, i32 count, u32 close)
-{
- vepoll->epfd = epfd;
- vepoll->vep_idx = vep_idx;
- vepoll->type = type;
- vepoll->flags = flags;
-
- vepoll->count = count;
- vepoll->close = close;
- /* vcom epoll attributes set here */
-}
-
-static inline void
-vepitem_set (vcom_epitem_t * vepitem,
- i32 epfd,
- i32 fd, i32 next_fd, i32 prev_fd,
- vcom_fd_type_t type,
- struct epoll_event event, struct epoll_event revent)
-{
- vepitem->epfd = epfd;
-
- vepitem->fd = fd;
- vepitem->next_fd = next_fd;
- vepitem->prev_fd = prev_fd;
-
- vepitem->type = type;
-
- vepitem->event = event;
- vepitem->revent = revent;
- /* vcom epitem attributes set here */
-}
-
-static inline void
-vepitemkey_set (vcom_epitem_key_t * epfdfd, i32 epfd, i32 fd)
-{
- epfdfd->epfd = epfd;
- epfdfd->fd = fd;
-}
-
-static inline int
-vsocket_is_vppcom_bound (vcom_socket_t * vsock)
-{
- return vcom_socket_type_is_vppcom_bound (vsock->type);
-}
-
-static inline int
-vepoll_is_vppcom_bound (vcom_epoll_t * vepoll)
-{
- return vcom_socket_epoll_type_is_vppcom_bound (vepoll->type);
-}
-
-int vcom_socket_main_init (void);
-
-void vcom_socket_main_destroy (void);
-
-void vcom_socket_main_show (void);
-
-int vcom_socket_is_vcom_fd (int fd);
-
-int vcom_socket_is_vcom_epfd (int epfd);
-
-int vcom_socket_close (int __fd);
-
-ssize_t vcom_socket_read (int __fd, void *__buf, size_t __nbytes);
-
-ssize_t vcom_socket_readv (int __fd, const struct iovec *__iov, int __iovcnt);
-
-ssize_t vcom_socket_write (int __fd, const void *__buf, size_t __n);
-
-ssize_t vcom_socket_writev (int __fd, const struct iovec *__iov,
- int __iovcnt);
-
-int vcom_socket_fcntl_va (int __fd, int __cmd, va_list __ap);
-
-int vcom_socket_ioctl_va (int __fd, unsigned long int __cmd, va_list __ap);
-
-int
-vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
- fd_set * __restrict vcom_writefds,
- fd_set * __restrict vcom_exceptfds,
- struct timeval *__restrict timeout);
-
-
-int vcom_socket_socket (int __domain, int __type, int __protocol);
-
-int
-vcom_socket_socketpair (int __domain, int __type, int __protocol,
- int __fds[2]);
-
-int vcom_socket_bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len);
-
-int
-vcom_socket_getsockname (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len);
-
-int
-vcom_socket_connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len);
-
-int
-vcom_socket_getpeername (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __len);
-
-ssize_t
-vcom_socket_send (int __fd, const void *__buf, size_t __n, int __flags);
-
-ssize_t vcom_socket_recv (int __fd, void *__buf, size_t __n, int __flags);
-
-ssize_t
-vcom_socket_sendfile (int __out_fd, int __in_fd, off_t * __offset,
- size_t __len);
-
-/*
- * RETURN 1 if __fd is (SOCK_STREAM, SOCK_SEQPACKET),
- * 0 otherwise
- * */
-int vcom_socket_is_connection_mode_socket (int __fd);
-
-ssize_t
-vcom_socket_sendto (int __fd, const void *__buf, size_t __n,
- int __flags, __CONST_SOCKADDR_ARG __addr,
- socklen_t __addr_len);
-
-ssize_t
-vcom_socket_recvfrom (int __fd, void *__restrict __buf, size_t __n,
- int __flags, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len);
-
-ssize_t
-vcom_socket_sendmsg (int __fd, const struct msghdr *__message, int __flags);
-
-#ifdef __USE_GNU
-int
-vcom_socket_sendmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags);
-#endif
-
-ssize_t vcom_socket_recvmsg (int __fd, struct msghdr *__message, int __flags);
-
-#ifdef __USE_GNU
-int
-vcom_socket_recvmmsg (int __fd, struct mmsghdr *__vmessages,
- unsigned int __vlen, int __flags,
- struct timespec *__tmo);
-#endif
-
-int
-vcom_socket_getsockopt (int __fd, int __level, int __optname,
- void *__restrict __optval,
- socklen_t * __restrict __optlen);
-
-int
-vcom_socket_setsockopt (int __fd, int __level, int __optname,
- const void *__optval, socklen_t __optlen);
-
-int vcom_socket_listen (int __fd, int __n);
-
-int
-vcom_socket_accept (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len);
-
-int
-vcom_socket_accept4 (int __fd, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len, int __flags);
-
-int vcom_socket_shutdown (int __fd, int __how);
-
-int vcom_socket_epoll_create1 (int __flags);
-
-int
-vcom_socket_epoll_ctl (int __epfd, int __op, int __fd,
- struct epoll_event *__event);
-
-int
-vcom_socket_epoll_pwait (int __epfd, struct epoll_event *__events,
- int __maxevents, int __timeout,
- const __sigset_t * __ss);
-
-/*
- * handle only vcom fds
- */
-int vcom_socket_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout);
-
-#ifdef __USE_GNU
-int
-vcom_socket_ppoll (struct pollfd *__fds, nfds_t __nfds,
- const struct timespec *__timeout, const __sigset_t * __ss);
-#endif
-
-#endif /* included_vcom_socket_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index aff81f5..28dc607 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -98,12 +98,47 @@
ip46_address_t ip46;
} vppcom_ip46_t;
+enum
+{
+ VCL_SESS_ATTR_SERVER,
+ VCL_SESS_ATTR_CUT_THRU,
+ VCL_SESS_ATTR_VEP,
+ VCL_SESS_ATTR_VEP_SESSION,
+ VCL_SESS_ATTR_LISTEN, // SOL_SOCKET,SO_ACCEPTCONN
+ VCL_SESS_ATTR_NONBLOCK, // fcntl,O_NONBLOCK
+ VCL_SESS_ATTR_REUSEADDR, // SOL_SOCKET,SO_REUSEADDR
+ VCL_SESS_ATTR_REUSEPORT, // SOL_SOCKET,SO_REUSEPORT
+ VCL_SESS_ATTR_BROADCAST, // SOL_SOCKET,SO_BROADCAST
+ VCL_SESS_ATTR_V6ONLY, // SOL_TCP,IPV6_V6ONLY
+ VCL_SESS_ATTR_KEEPALIVE, // SOL_SOCKET,SO_KEEPALIVE
+ VCL_SESS_ATTR_TCP_NODELAY, // SOL_TCP,TCP_NODELAY
+ VCL_SESS_ATTR_TCP_KEEPIDLE, // SOL_TCP,TCP_KEEPIDLE
+ VCL_SESS_ATTR_TCP_KEEPINTVL, // SOL_TCP,TCP_KEEPINTVL
+ VCL_SESS_ATTR_MAX
+} vppcom_session_attr_t;
+
+#define VCL_SESS_ATTR_SET(ATTR, VAL) \
+do { \
+ (ATTR) |= 1 << (VAL); \
+ } while (0)
+
+#define VCL_SESS_ATTR_CLR(ATTR, VAL) \
+do { \
+ (ATTR) &= ~(1 << (VAL)); \
+ } while (0)
+
+#define VCL_SESS_ATTR_TEST(ATTR, VAL) \
+ ((ATTR) & (1 << (VAL)) ? 1 : 0)
+
typedef struct
{
volatile session_state_t state;
svm_fifo_t *server_rx_fifo;
svm_fifo_t *server_tx_fifo;
+ u32 sndbuf_size; // VPP-TBD: Hack until support setsockopt(SO_SNDBUF)
+ u32 rcvbuf_size; // VPP-TBD: Hack until support setsockopt(SO_RCVBUF)
+ u32 user_mss; // VPP-TBD: Hack until support setsockopt(TCP_MAXSEG)
u8 *segment_name;
u32 sm_seg_index;
u32 client_context;
@@ -111,15 +146,17 @@
svm_queue_t *vpp_event_queue;
/* Socket configuration state */
- /* TBD: covert 'is_*' vars to bit in u8 flags; */
+ /* TBD: covert 'is_*' vars to bit in session->attr; */
u8 is_server;
u8 is_listen;
u8 is_cut_thru;
u8 is_nonblocking;
u8 is_vep;
u8 is_vep_session;
+ u32 attr;
u32 wait_cont_idx;
vppcom_epoll_t vep;
+ int libc_epfd;
u32 vrf;
vppcom_ip46_t lcl_addr;
vppcom_ip46_t peer_addr;
@@ -214,17 +251,17 @@
static vppcom_main_t *vcm = &_vppcom_main;
-#define VCL_LOCK_AND_GET_SESSION(I, S) \
-do { \
- clib_spinlock_lock (&vcm->sessions_lockp); \
- rv = vppcom_session_at_index (I, S); \
- if (PREDICT_FALSE (rv)) \
- { \
- clib_spinlock_unlock (&vcm->sessions_lockp); \
- clib_warning ("[%s] ERROR: Invalid ##I (%u)!", \
- getpid (), I); \
- goto done; \
- } \
+#define VCL_LOCK_AND_GET_SESSION(I, S) \
+do { \
+ clib_spinlock_lock (&vcm->sessions_lockp); \
+ rv = vppcom_session_at_index (I, S); \
+ if (PREDICT_FALSE (rv)) \
+ { \
+ clib_spinlock_unlock (&vcm->sessions_lockp); \
+ clib_warning ("VCL<%d>: ERROR: Invalid ##I (%u)!", \
+ getpid (), I); \
+ goto done; \
+ } \
} while (0)
static const char *
@@ -311,7 +348,7 @@
if (PREDICT_FALSE ((session_index == ~0) ||
pool_is_free_index (vcm->sessions, session_index)))
{
- clib_warning ("[%d] invalid session, sid (%u) has been closed!",
+ clib_warning ("VCL<%d>: invalid session, sid (%u) has been closed!",
getpid (), session_index);
return VPPCOM_EBADFD;
}
@@ -339,15 +376,15 @@
p = hash_get (vcm->session_index_by_vpp_handles, handle);
if (!p)
{
- clib_warning ("[%d] couldn't find listen session: unknown vpp "
+ clib_warning ("VCL<%d>: couldn't find listen session: unknown vpp "
"listener handle %llx", getpid (), listener_handle);
return 0;
}
if (pool_is_free_index (vcm->sessions, p[0]))
{
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] invalid listen session, sid (%u)", getpid (),
- p[0]);
+ clib_warning ("VCL<%d>: invalid listen session, sid (%u)",
+ getpid (), p[0]);
return 0;
}
@@ -390,22 +427,20 @@
int rv = VPPCOM_OK;
if (VPPCOM_DEBUG > 0)
- printf ("\nConnecting to VPP api...");
+ clib_warning ("VCL<%d>: app (%s) connecting to VPP api...",
+ getpid (), app_name);
+
if (vl_client_connect_to_vlib ("/vpe-api", app_name,
vcm->cfg.vpp_api_q_length) < 0)
{
- clib_warning ("[%d] connect to vpp (%s) failed!", getpid (), app_name);
+ clib_warning ("VCL<%d>: app (%s) connect failed!", getpid (), app_name);
rv = VPPCOM_ECONNREFUSED;
}
else
{
-
vcm->vl_input_queue = am->shmem_hdr->vl_input_queue;
vcm->my_client_index = am->my_client_index;
vcm->app_state = STATE_APP_CONN_VPP;
-
- if (VPPCOM_DEBUG > 0)
- printf (" connected!\n");
}
if (VPPCOM_DEBUG > 0)
@@ -437,6 +472,8 @@
/* *INDENT-ON* */
}
+ clib_warning ("VCL<%d>: app (%s) is connected to VPP!",
+ getpid (), app_name);
return rv;
}
@@ -478,7 +515,7 @@
return VPPCOM_OK;
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] timeout waiting for state %s (%d)", getpid (),
+ clib_warning ("VCL<%d>: timeout waiting for state %s (%d)", getpid (),
vppcom_app_state_str (app_state), app_state);
if (VPPCOM_DEBUG > 0)
@@ -537,7 +574,7 @@
while (clib_time_now (&vcm->clib_time) < timeout);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] timeout waiting for state 0x%x (%s)", getpid (),
+ clib_warning ("VCL<%d>: timeout waiting for state 0x%x (%s)", getpid (),
state, vppcom_session_state_str (state));
if (VPPCOM_DEBUG > 0)
@@ -578,7 +615,8 @@
return VPPCOM_EAGAIN;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] timeout waiting for client_session_index", getpid ());
+ clib_warning ("VCL<%d>: timeout waiting for client_session_index",
+ getpid ());
if (VPPCOM_DEBUG > 0)
{
@@ -631,7 +669,7 @@
if (PREDICT_FALSE (rv))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] application session enable timed out! "
+ clib_warning ("VCL<%d>: application session enable timed out! "
"returning %d (%s)",
getpid (), rv, vppcom_retval_str (rv));
return rv;
@@ -646,7 +684,7 @@
{
if (mp->retval)
{
- clib_warning ("[%d] session_enable_disable failed: %U", getpid (),
+ clib_warning ("VCL<%d>: session_enable_disable failed: %U", getpid (),
format_api_error, ntohl (mp->retval));
}
else
@@ -701,7 +739,8 @@
if (PREDICT_FALSE (rv))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] application attach timed out! returning %d (%s)",
+ clib_warning ("VCL<%d>: application attach timed out! "
+ "returning %d (%s)",
getpid (), rv, vppcom_retval_str (rv));
return rv;
}
@@ -732,14 +771,14 @@
memset (a, 0, sizeof (*a));
if (mp->retval)
{
- clib_warning ("[%d] attach failed: %U", getpid (),
+ clib_warning ("VCL<%d>: attach failed: %U", getpid (),
format_api_error, ntohl (mp->retval));
return;
}
if (mp->segment_name_length == 0)
{
- clib_warning ("[%d] segment_name_length zero", getpid ());
+ clib_warning ("VCL<%d>: segment_name_length zero", getpid ());
return;
}
@@ -753,8 +792,8 @@
vec_reset_length (a->new_segment_indices);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] svm_fifo_segment_attach ('%s') failed", getpid (),
- mp->segment_name);
+ clib_warning ("VCL<%d>: svm_fifo_segment_attach ('%s') failed",
+ getpid (), mp->segment_name);
return;
}
@@ -769,7 +808,7 @@
mp)
{
if (mp->retval)
- clib_warning ("[%d] detach failed: %U", getpid (), format_api_error,
+ clib_warning ("VCL<%d>: detach failed: %U", getpid (), format_api_error,
ntohl (mp->retval));
vcm->app_state = STATE_APP_ENABLED;
@@ -780,7 +819,7 @@
mp)
{
if (mp->retval)
- clib_warning ("[%d] vpp handle 0x%llx: disconnect session failed: %U",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx: disconnect session failed: %U",
getpid (), mp->handle, format_api_error,
ntohl (mp->retval));
}
@@ -800,12 +839,12 @@
vec_reset_length (a->new_segment_indices);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] svm_fifo_segment_attach ('%s') failed",
+ clib_warning ("VCL<%d>: svm_fifo_segment_attach ('%s') failed",
getpid (), mp->segment_name);
return;
}
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] mapped new segment '%s' size %d", getpid (),
+ clib_warning ("VCL<%d>: mapped new segment '%s' size %d", getpid (),
mp->segment_name, mp->segment_size);
}
@@ -825,7 +864,7 @@
session->state = STATE_CLOSE_ON_EMPTY;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"setting state to 0x%x (%s)",
getpid (), mp->handle, session_index, session->state,
vppcom_session_state_str (session->state));
@@ -834,12 +873,12 @@
done:
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"session lookup failed!",
getpid (), mp->handle, session_index);
}
else
- clib_warning ("[%d] vpp handle 0x%llx: session lookup by "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx: session lookup by "
"handle failed!", getpid (), mp->handle);
}
@@ -860,7 +899,7 @@
if (PREDICT_FALSE (rval))
{
rv = VNET_API_ERROR_INVALID_VALUE_2;
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"session lookup failed! returning %d %U",
getpid (), mp->handle, p[0],
rv, format_api_error, rv);
@@ -873,7 +912,7 @@
session->state = STATE_CLOSE_ON_EMPTY;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"state set to %d (%s)!", getpid (),
mp->handle, p[0], session->state,
vppcom_session_state_str (session->state));
@@ -883,7 +922,7 @@
else
{
rv = VNET_API_ERROR_INVALID_VALUE;
- clib_warning ("[%d] ERROR: vpp handle 0x%llx: session lookup "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx: session lookup "
"failed! returning %d %U",
getpid (), mp->handle, rv, format_api_error, rv);
}
@@ -910,7 +949,7 @@
done:
if (mp->retval)
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"connect failed! %U",
getpid (), mp->handle, session_index,
format_api_error, ntohl (mp->retval));
@@ -941,14 +980,14 @@
memset (a, 0, sizeof (*a));
a->segment_name = (char *) mp->segment_name;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] cut-thru segment: %s\n",
+ clib_warning ("VCL<%d>: cut-thru segment: %s\n",
getpid (), a->segment_name);
rv = svm_fifo_segment_attach (a);
vec_reset_length (a->new_segment_indices);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] sm_fifo_segment_attach ('%s') failed",
+ clib_warning ("VCL<%d>: sm_fifo_segment_attach ('%s') failed",
getpid (), a->segment_name);
goto done_unlock;
}
@@ -979,7 +1018,7 @@
hash_set (vcm->session_index_by_vpp_handles, mp->handle, session_index);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: connect succeeded!"
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: connect succeeded!"
" session_rx_fifo %p, refcnt %d,"
" session_tx_fifo %p, refcnt %d",
getpid (), mp->handle, session_index,
@@ -1019,7 +1058,8 @@
vl_api_disconnect_session_reply_t *rmp;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: sending disconnect msg",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
+ "sending disconnect msg",
getpid (), vpp_handle, session_index);
rmp = vl_msg_api_alloc (sizeof (*rmp));
@@ -1037,7 +1077,8 @@
vl_api_disconnect_session_t *dmp;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: sending disconnect msg",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
+ "sending disconnect msg",
getpid (), vpp_handle, session_index);
dmp = vl_msg_api_alloc (sizeof (*dmp));
@@ -1059,9 +1100,10 @@
done:
if (mp->retval)
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: bind failed: %U",
- getpid (), mp->handle, session_index, format_api_error,
- ntohl (mp->retval));
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, "
+ "sid %u: bind failed: %U",
+ getpid (), mp->handle, session_index,
+ format_api_error, ntohl (mp->retval));
rv = vppcom_session_at_index (session_index, &session);
if (rv == VPPCOM_OK)
{
@@ -1087,7 +1129,7 @@
session->state = STATE_LISTEN;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: bind succeeded!",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: bind succeeded!",
getpid (), mp->handle, mp->context);
done_unlock:
clib_spinlock_unlock (&vcm->sessions_lockp);
@@ -1097,12 +1139,13 @@
vl_api_unbind_sock_reply_t_handler (vl_api_unbind_sock_reply_t * mp)
{
if (mp->retval)
- clib_warning ("[%d] ERROR: sid %u: unbind failed: %U",
+ clib_warning ("VCL<%d>: ERROR: sid %u: unbind failed: %U",
getpid (), mp->context, format_api_error,
ntohl (mp->retval));
else if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] sid %u: unbind succeeded!", getpid (), mp->context);
+ clib_warning ("VCL<%d>: sid %u: unbind succeeded!",
+ getpid (), mp->context);
}
u8 *
@@ -1212,7 +1255,7 @@
clib_spinlock_lock (&vcm->sessions_lockp);
if (!clib_fifo_free_elts (vcm->client_session_index_fifo))
{
- clib_warning ("[%d] client session queue is full!", getpid ());
+ clib_warning ("VCL<%d>: client session queue is full!", getpid ());
vppcom_send_accept_session_reply (mp->handle, mp->context,
VNET_API_ERROR_QUEUE_FULL);
clib_spinlock_unlock (&vcm->sessions_lockp);
@@ -1222,8 +1265,9 @@
listen_session = vppcom_session_table_lookup_listener (mp->listener_handle);
if (!listen_session)
{
- clib_warning ("[%d] ERROR: couldn't find listen session: unknown vpp "
- "listener handle %llx", getpid (), mp->listener_handle);
+ clib_warning ("VCL<%d>: ERROR: couldn't find listen session: "
+ "unknown vpp listener handle %llx",
+ getpid (), mp->listener_handle);
clib_spinlock_unlock (&vcm->sessions_lockp);
return;
}
@@ -1263,7 +1307,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: client accept "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: client accept "
"request from %s address %U port %d queue %p!", getpid (),
mp->handle, session_index, mp->is_ip4 ? "IPv4" : "IPv6",
format_ip46_address, &mp->ip, mp->is_ip4,
@@ -1366,7 +1410,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] client session queue is full!", getpid ());
+ clib_warning ("VCL<%d>: client session queue is full!", getpid ());
/* TBD: Fix api to include vpp handle */
vppcom_send_connect_session_reply (0 /* session */ , 0 /* sid */ ,
@@ -1397,7 +1441,7 @@
session->state = STATE_ACCEPT;
clib_fifo_add1 (vcm->client_session_index_fifo, session_index);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] sid %u: Got a cut-thru connect request! "
+ clib_warning ("VCL<%d>: sid %u: Got a cut-thru connect request! "
"clib_fifo_elts %u!\n", getpid (), session_index,
clib_fifo_elts (vcm->client_session_index_fifo));
@@ -1483,7 +1527,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"sending unbind msg! new state 0x%x (%s)",
getpid (), vpp_handle, session_index,
session->state, vppcom_session_state_str (session->state));
@@ -1532,8 +1576,8 @@
if (VPPCOM_DEBUG > 1)
{
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: %s state 0x%x (%s), "
- "is_cut_thru %d, is_listen %d",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: %s "
+ "state 0x%x (%s), is_cut_thru %d, is_listen %d",
getpid (), vpp_handle, session_index,
is_server ? "server" : "client",
state, vppcom_session_state_str (state),
@@ -1542,7 +1586,7 @@
if (PREDICT_FALSE (is_listen))
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"Cannot disconnect a listen socket!",
getpid (), vpp_handle, session_index);
rv = VPPCOM_EBADFD;
@@ -1561,7 +1605,7 @@
vppcom_send_disconnect_session_reply (vpp_handle,
session_index, 0 /* rv */ );
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"sending disconnect REPLY...",
getpid (), vpp_handle, session_index);
}
@@ -1571,7 +1615,7 @@
else
{
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"sending disconnect...",
getpid (), vpp_handle, session_index);
@@ -1594,7 +1638,7 @@
VCL_LOCK_AND_GET_SESSION (session_index, &session);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] sid %d: freeing cut-thru fifos in "
+ clib_warning ("VCL<%d>: sid %d: freeing cut-thru fifos in "
"sm_seg_index %d! "
" server_rx_fifo %p, refcnt = %d"
" server_tx_fifo %p, refcnt = %d",
@@ -1754,7 +1798,7 @@
if (size == 0)
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] parse error '%s %s', "
+ clib_warning ("VCL<%d>: parse error '%s %s', "
"using default heapsize %lld (0x%llx)",
getpid (), argv[i], argv[i + 1],
vcl_cfg->heapsize, vcl_cfg->heapsize);
@@ -1768,7 +1812,7 @@
else
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] parse error '%s %s', "
+ clib_warning ("VCL<%d>: parse error '%s %s', "
"using default heapsize %lld (0x%llx)",
getpid (), argv[i], argv[i + 1],
vcl_cfg->heapsize, vcl_cfg->heapsize);
@@ -1787,7 +1831,7 @@
MAP_SHARED | MAP_ANONYMOUS, -1, 0);
if (vcl_mem == MAP_FAILED)
{
- clib_unix_error ("[%d] ERROR: mmap(0, %lld == 0x%llx, "
+ clib_unix_error ("VCL<%d>: ERROR: mmap(0, %lld == 0x%llx, "
"PROT_READ | PROT_WRITE,MAP_SHARED | MAP_ANONYMOUS, "
"-1, 0) failed!",
getpid (), vcl_cfg->heapsize, vcl_cfg->heapsize);
@@ -1796,13 +1840,13 @@
heap = clib_mem_init (vcl_mem, vcl_cfg->heapsize);
if (!heap)
{
- clib_warning ("[%d] ERROR: clib_mem_init() failed!", getpid ());
+ clib_warning ("VCL<%d>: ERROR: clib_mem_init() failed!", getpid ());
return;
}
vcl_mem = clib_mem_alloc (sizeof (_vppcom_main));
if (!vcl_mem)
{
- clib_warning ("[%d] ERROR: clib_mem_alloc() failed!", getpid ());
+ clib_warning ("VCL<%d>: ERROR: clib_mem_alloc() failed!", getpid ());
return;
}
@@ -1810,7 +1854,7 @@
vcm = vcl_mem;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] allocated VCL heap = %p, size %lld (0x%llx)",
+ clib_warning ("VCL<%d>: allocated VCL heap = %p, size %lld (0x%llx)",
getpid (), heap, vcl_cfg->heapsize, vcl_cfg->heapsize);
}
@@ -1830,7 +1874,7 @@
if (fd < 0)
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] open configuration file '%s' failed!",
+ clib_warning ("VCL<%d>: open configuration file '%s' failed!",
getpid (), conf_fname);
goto file_done;
}
@@ -1838,14 +1882,15 @@
if (fstat (fd, &s) < 0)
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] failed to stat `%s'", getpid (), conf_fname);
+ clib_warning ("VCL<%d>: failed to stat `%s'", getpid (), conf_fname);
goto file_done;
}
if (!(S_ISREG (s.st_mode) || S_ISLNK (s.st_mode)))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] not a regular file `%s'", getpid (), conf_fname);
+ clib_warning ("VCL<%d>: not a regular file `%s'",
+ getpid (), conf_fname);
goto file_done;
}
@@ -1868,7 +1913,7 @@
{
vec_terminate_c_string (chroot_path);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured heapsize %s, "
+ clib_warning ("VCL<%d>: configured heapsize %s, "
"actual heapsize %lld (0x%llx)",
getpid (), chroot_path, vcl_cfg->heapsize,
vcl_cfg->heapsize);
@@ -1879,7 +1924,7 @@
vec_terminate_c_string (chroot_path);
vl_set_memory_root_path ((char *) chroot_path);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured api-prefix %s",
+ clib_warning ("VCL<%d>: configured api-prefix %s",
getpid (), chroot_path);
chroot_path = 0; /* Don't vec_free() it! */
}
@@ -1887,7 +1932,7 @@
{
if (q_len < vcl_cfg->vpp_api_q_length)
{
- clib_warning ("[%d] ERROR: configured vpp-api-q-length "
+ clib_warning ("VCL<%d>: ERROR: configured vpp-api-q-length "
"(%u) is too small! Using default: %u ",
getpid (), q_len, vcl_cfg->vpp_api_q_length);
}
@@ -1896,7 +1941,7 @@
vcl_cfg->vpp_api_q_length = q_len;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured vpp-api-q-length %u",
+ clib_warning ("VCL<%d>: configured vpp-api-q-length %u",
getpid (), vcl_cfg->vpp_api_q_length);
}
}
@@ -1904,26 +1949,26 @@
{
vl_set_memory_uid (uid);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured uid %d", getpid (), uid);
+ clib_warning ("VCL<%d>: configured uid %d", getpid (), uid);
}
else if (unformat (line_input, "gid %d", &gid))
{
vl_set_memory_gid (gid);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured gid %d", getpid (), gid);
+ clib_warning ("VCL<%d>: configured gid %d", getpid (), gid);
}
else if (unformat (line_input, "segment-baseva 0x%lx",
&vcl_cfg->segment_baseva))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured segment_baseva 0x%lx",
+ clib_warning ("VCL<%d>: configured segment_baseva 0x%lx",
getpid (), vcl_cfg->segment_baseva);
}
else if (unformat (line_input, "segment-size 0x%lx",
&vcl_cfg->segment_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured segment_size 0x%lx (%ld)",
+ clib_warning ("VCL<%d>: configured segment_size 0x%lx (%ld)",
getpid (), vcl_cfg->segment_size,
vcl_cfg->segment_size);
}
@@ -1931,7 +1976,7 @@
&vcl_cfg->segment_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured segment_size %ld (0x%lx)",
+ clib_warning ("VCL<%d>: configured segment_size %ld (0x%lx)",
getpid (), vcl_cfg->segment_size,
vcl_cfg->segment_size);
}
@@ -1940,7 +1985,7 @@
{
if (VPPCOM_DEBUG > 0)
clib_warning
- ("[%d] configured add_segment_size 0x%lx (%ld)",
+ ("VCL<%d>: configured add_segment_size 0x%lx (%ld)",
getpid (), vcl_cfg->add_segment_size,
vcl_cfg->add_segment_size);
}
@@ -1949,7 +1994,7 @@
{
if (VPPCOM_DEBUG > 0)
clib_warning
- ("[%d] configured add_segment_size %ld (0x%lx)",
+ ("VCL<%d>: configured add_segment_size %ld (0x%lx)",
getpid (), vcl_cfg->add_segment_size,
vcl_cfg->add_segment_size);
}
@@ -1957,7 +2002,7 @@
&vcl_cfg->preallocated_fifo_pairs))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured preallocated_fifo_pairs "
+ clib_warning ("VCL<%d>: configured preallocated_fifo_pairs "
"%d (0x%x)", getpid (),
vcl_cfg->preallocated_fifo_pairs,
vcl_cfg->preallocated_fifo_pairs);
@@ -1966,7 +2011,7 @@
&vcl_cfg->rx_fifo_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured rx_fifo_size 0x%lx (%ld)",
+ clib_warning ("VCL<%d>: configured rx_fifo_size 0x%lx (%ld)",
getpid (), vcl_cfg->rx_fifo_size,
vcl_cfg->rx_fifo_size);
}
@@ -1974,7 +2019,7 @@
&vcl_cfg->rx_fifo_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured rx_fifo_size %ld (0x%lx)",
+ clib_warning ("VCL<%d>: configured rx_fifo_size %ld (0x%lx)",
getpid (), vcl_cfg->rx_fifo_size,
vcl_cfg->rx_fifo_size);
}
@@ -1982,7 +2027,7 @@
&vcl_cfg->tx_fifo_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured tx_fifo_size 0x%lx (%ld)",
+ clib_warning ("VCL<%d>: configured tx_fifo_size 0x%lx (%ld)",
getpid (), vcl_cfg->tx_fifo_size,
vcl_cfg->tx_fifo_size);
}
@@ -1990,7 +2035,7 @@
&vcl_cfg->tx_fifo_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured tx_fifo_size %ld (0x%lx)",
+ clib_warning ("VCL<%d>: configured tx_fifo_size %ld (0x%lx)",
getpid (), vcl_cfg->tx_fifo_size,
vcl_cfg->tx_fifo_size);
}
@@ -1998,7 +2043,8 @@
&vcl_cfg->event_queue_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured event_queue_size 0x%lx (%ld)",
+ clib_warning ("VCL<%d>: configured event_queue_size "
+ "0x%lx (%ld)",
getpid (), vcl_cfg->event_queue_size,
vcl_cfg->event_queue_size);
}
@@ -2006,7 +2052,8 @@
&vcl_cfg->event_queue_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured event_queue_size %ld (0x%lx)",
+ clib_warning ("VCL<%d>: configured event_queue_size "
+ "%ld (0x%lx)",
getpid (), vcl_cfg->event_queue_size,
vcl_cfg->event_queue_size);
}
@@ -2014,7 +2061,8 @@
&vcl_cfg->listen_queue_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured listen_queue_size 0x%lx (%ld)",
+ clib_warning ("VCL<%d>: configured listen_queue_size "
+ "0x%lx (%ld)",
getpid (), vcl_cfg->listen_queue_size,
vcl_cfg->listen_queue_size);
}
@@ -2022,7 +2070,8 @@
&vcl_cfg->listen_queue_size))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured listen_queue_size %ld (0x%lx)",
+ clib_warning ("VCL<%d>: configured listen_queue_size "
+ "%ld (0x%lx)",
getpid (), vcl_cfg->listen_queue_size,
vcl_cfg->listen_queue_size);
}
@@ -2030,49 +2079,51 @@
&vcl_cfg->app_timeout))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_timeout %f",
+ clib_warning ("VCL<%d>: configured app_timeout %f",
getpid (), vcl_cfg->app_timeout);
}
else if (unformat (line_input, "session-timeout %f",
&vcl_cfg->session_timeout))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured session_timeout %f",
+ clib_warning ("VCL<%d>: configured session_timeout %f",
getpid (), vcl_cfg->session_timeout);
}
else if (unformat (line_input, "accept-timeout %f",
&vcl_cfg->accept_timeout))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured accept_timeout %f",
+ clib_warning ("VCL<%d>: configured accept_timeout %f",
getpid (), vcl_cfg->accept_timeout);
}
else if (unformat (line_input, "app-proxy-transport-tcp"))
{
vcl_cfg->app_proxy_transport_tcp = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_proxy_transport_tcp (%d)",
+ clib_warning ("VCL<%d>: configured "
+ "app_proxy_transport_tcp (%d)",
getpid (), vcl_cfg->app_proxy_transport_tcp);
}
else if (unformat (line_input, "app-proxy-transport-udp"))
{
vcl_cfg->app_proxy_transport_udp = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_proxy_transport_udp (%d)",
+ clib_warning ("VCL<%d>: configured "
+ "app_proxy_transport_udp (%d)",
getpid (), vcl_cfg->app_proxy_transport_udp);
}
else if (unformat (line_input, "app-scope-local"))
{
vcl_cfg->app_scope_local = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_scope_local (%d)",
+ clib_warning ("VCL<%d>: configured app_scope_local (%d)",
getpid (), vcl_cfg->app_scope_local);
}
else if (unformat (line_input, "app-scope-global"))
{
vcl_cfg->app_scope_global = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_scope_global (%d)",
+ clib_warning ("VCL<%d>: configured app_scope_global (%d)",
getpid (), vcl_cfg->app_scope_global);
}
else if (unformat (line_input, "namespace-secret %lu",
@@ -2080,7 +2131,7 @@
{
if (VPPCOM_DEBUG > 0)
clib_warning
- ("[%d] configured namespace_secret %lu (0x%lx)",
+ ("VCL<%d>: configured namespace_secret %lu (0x%lx)",
getpid (), vcl_cfg->namespace_secret,
vcl_cfg->namespace_secret);
}
@@ -2094,20 +2145,20 @@
{
_vec_len (vcl_cfg->namespace_id) = max_nsid_vec_len;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured namespace_id is too long,"
- " truncated to %d characters!", getpid (),
- max_nsid_vec_len);
+ clib_warning ("VCL<%d>: configured namespace_id is "
+ "too long, truncated to %d characters!",
+ getpid (), max_nsid_vec_len);
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured namespace_id %v",
+ clib_warning ("VCL<%d>: configured namespace_id %v",
getpid (), vcl_cfg->namespace_id);
}
else if (unformat (line_input, "}"))
{
vc_cfg_input = 0;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] completed parsing vppcom config!",
+ clib_warning ("VCL<%d>: completed parsing vppcom config!",
getpid ());
goto input_done;
}
@@ -2115,7 +2166,7 @@
{
if (line_input->buffer[line_input->index] != '#')
{
- clib_warning ("[%d] Unknown vppcom config option: '%s'",
+ clib_warning ("VCL<%d>: Unknown vppcom config option: '%s'",
getpid (), (char *)
&line_input->buffer[line_input->index]);
}
@@ -2154,14 +2205,14 @@
{
u32 tmp;
if (sscanf (env_var_str, "%u", &tmp) != 1)
- clib_warning ("[%d] Invalid debug level specified in "
+ clib_warning ("VCL<%d>: Invalid debug level specified in "
"the environment variable "
VPPCOM_ENV_DEBUG
" (%s)!\n", getpid (), env_var_str);
else
{
vcm->debug = tmp;
- clib_warning ("[%d] configured debug level (%u) from "
+ clib_warning ("VCL<%d>: configured VCL debug level (%u) from "
VPPCOM_ENV_DEBUG "!", getpid (), vcm->debug);
}
}
@@ -2170,7 +2221,7 @@
{
conf_fname = VPPCOM_CONF_DEFAULT;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] getenv '%s' failed!", getpid (),
+ clib_warning ("VCL<%d>: getenv '%s' failed!", getpid (),
VPPCOM_ENV_CONF);
}
vppcom_cfg_heapsize (conf_fname);
@@ -2187,7 +2238,7 @@
clib_memcpy (vcm->cfg.namespace_id, env_var_str, ns_id_vec_len);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured namespace_id (%v) from "
+ clib_warning ("VCL<%d>: configured namespace_id (%v) from "
VPPCOM_ENV_APP_NAMESPACE_ID "!", getpid (),
vcm->cfg.namespace_id);
}
@@ -2196,7 +2247,7 @@
{
u64 tmp;
if (sscanf (env_var_str, "%lu", &tmp) != 1)
- clib_warning ("[%d] Invalid namespace secret specified in "
+ clib_warning ("VCL<%d>: Invalid namespace secret specified in "
"the environment variable "
VPPCOM_ENV_APP_NAMESPACE_SECRET
" (%s)!\n", getpid (), env_var_str);
@@ -2204,32 +2255,32 @@
{
vcm->cfg.namespace_secret = tmp;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured namespace secret (%lu) from "
- VPPCOM_ENV_APP_NAMESPACE_ID "!", getpid (),
- vcm->cfg.namespace_secret);
+ clib_warning ("VCL<%d>: configured namespace secret "
+ "(%lu) from " VPPCOM_ENV_APP_NAMESPACE_ID "!",
+ getpid (), vcm->cfg.namespace_secret);
}
}
if (getenv (VPPCOM_ENV_APP_PROXY_TRANSPORT_TCP))
{
vcm->cfg.app_proxy_transport_tcp = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_proxy_transport_tcp (%u) from "
- VPPCOM_ENV_APP_PROXY_TRANSPORT_TCP "!", getpid (),
- vcm->cfg.app_proxy_transport_tcp);
+ clib_warning ("VCL<%d>: configured app_proxy_transport_tcp "
+ "(%u) from " VPPCOM_ENV_APP_PROXY_TRANSPORT_TCP
+ "!", getpid (), vcm->cfg.app_proxy_transport_tcp);
}
if (getenv (VPPCOM_ENV_APP_PROXY_TRANSPORT_UDP))
{
vcm->cfg.app_proxy_transport_udp = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_proxy_transport_udp (%u) from "
- VPPCOM_ENV_APP_PROXY_TRANSPORT_UDP "!", getpid (),
- vcm->cfg.app_proxy_transport_udp);
+ clib_warning ("VCL<%d>: configured app_proxy_transport_udp "
+ "(%u) from " VPPCOM_ENV_APP_PROXY_TRANSPORT_UDP
+ "!", getpid (), vcm->cfg.app_proxy_transport_udp);
}
if (getenv (VPPCOM_ENV_APP_SCOPE_LOCAL))
{
vcm->cfg.app_scope_local = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_scope_local (%u) from "
+ clib_warning ("VCL<%d>: configured app_scope_local (%u) from "
VPPCOM_ENV_APP_SCOPE_LOCAL "!", getpid (),
vcm->cfg.app_scope_local);
}
@@ -2237,7 +2288,7 @@
{
vcm->cfg.app_scope_global = 1;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] configured app_scope_global (%u) from "
+ clib_warning ("VCL<%d>: configured app_scope_global (%u) from "
VPPCOM_ENV_APP_SCOPE_GLOBAL "!", getpid (),
vcm->cfg.app_scope_global);
}
@@ -2256,42 +2307,44 @@
svm_fifo_segment_init (vcl_cfg->segment_baseva,
20 /* timeout in secs */ );
clib_spinlock_init (&vcm->sessions_lockp);
- vppcom_api_hookup ();
}
if (vcm->my_client_index == ~0)
{
+ vppcom_api_hookup ();
vcm->app_state = STATE_APP_START;
rv = vppcom_connect_to_vpp (app_name);
if (rv)
{
- clib_warning ("[%d] ERROR: couldn't connect to VPP!", getpid ());
- return rv;
- }
-
- if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] sending session enable", getpid ());
-
- rv = vppcom_app_session_enable ();
- if (rv)
- {
- clib_warning ("[%d] ERROR: vppcom_app_session_enable() failed!",
+ clib_warning ("VCL<%d>: ERROR: couldn't connect to VPP!",
getpid ());
return rv;
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] sending app attach", getpid ());
+ clib_warning ("VCL<%d>: sending session enable", getpid ());
- rv = vppcom_app_attach ();
+ rv = vppcom_app_session_enable ();
if (rv)
{
- clib_warning ("[%d] ERROR: vppcom_app_attach() failed!", getpid ());
+ clib_warning ("VCL<%d>: ERROR: vppcom_app_session_enable() "
+ "failed!", getpid ());
return rv;
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] app_name '%s', my_client_index %d (0x%x)",
+ clib_warning ("VCL<%d>: sending app attach", getpid ());
+
+ rv = vppcom_app_attach ();
+ if (rv)
+ {
+ clib_warning ("VCL<%d>: ERROR: vppcom_app_attach() failed!",
+ getpid ());
+ return rv;
+ }
+
+ if (VPPCOM_DEBUG > 0)
+ clib_warning ("VCL<%d>: app_name '%s', my_client_index %d (0x%x)",
getpid (), app_name, vcm->my_client_index,
vcm->my_client_index);
}
@@ -2308,7 +2361,7 @@
return;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] detaching from VPP, my_client_index %d (0x%x)",
+ clib_warning ("VCL<%d>: detaching from VPP, my_client_index %d (0x%x)",
getpid (), vcm->my_client_index, vcm->my_client_index);
if (VPPCOM_DEBUG > 0)
@@ -2334,7 +2387,8 @@
if (PREDICT_FALSE (rv))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] application detach timed out! returning %d (%s)",
+ clib_warning ("VCL<%d>: application detach timed out! "
+ "returning %d (%s)",
getpid (), rv, vppcom_retval_str (rv));
}
@@ -2366,7 +2420,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] sid %u", getpid (), session_index);
+ clib_warning ("VCL<%d>: sid %u", getpid (), session_index);
if (VPPCOM_DEBUG > 0)
{
@@ -2425,10 +2479,12 @@
if (VPPCOM_DEBUG > 0)
{
if (is_vep)
- clib_warning ("[%d] vep_idx %u / sid %u: closing epoll session...",
+ clib_warning ("VCL<%d>: vep_idx %u / sid %u: "
+ "closing epoll session...",
getpid (), session_index, session_index);
else
- clib_warning ("[%d] vpp handle 0x%llx, sid %d: closing session...",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %d: "
+ "closing session...",
getpid (), vpp_handle, session_index);
}
@@ -2438,9 +2494,9 @@
{
rv = vppcom_epoll_ctl (session_index, EPOLL_CTL_DEL, next_sid, 0);
if ((VPPCOM_DEBUG > 0) && PREDICT_FALSE (rv < 0))
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: EPOLL_CTL_DEL "
- "vep_idx %u failed! rv %d (%s)", getpid (),
- vpp_handle, next_sid, vep_idx,
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
+ "EPOLL_CTL_DEL vep_idx %u failed! rv %d (%s)",
+ getpid (), vpp_handle, next_sid, vep_idx,
rv, vppcom_retval_str (rv));
VCL_LOCK_AND_GET_SESSION (session_index, &session);
@@ -2454,8 +2510,8 @@
{
rv = vppcom_epoll_ctl (vep_idx, EPOLL_CTL_DEL, session_index, 0);
if ((VPPCOM_DEBUG > 0) && (rv < 0))
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: EPOLL_CTL_DEL "
- "vep_idx %u failed! rv %d (%s)",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
+ "EPOLL_CTL_DEL vep_idx %u failed! rv %d (%s)",
getpid (), vpp_handle, session_index,
vep_idx, rv, vppcom_retval_str (rv));
}
@@ -2468,7 +2524,7 @@
if (PREDICT_FALSE (rv < 0))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"listener unbind failed! rv %d (%s)",
getpid (), vpp_handle, session_index,
rv, vppcom_retval_str (rv));
@@ -2480,7 +2536,7 @@
{
rv = vppcom_session_disconnect (session_index);
if (PREDICT_FALSE (rv < 0))
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"session disconnect failed! rv %d (%s)",
getpid (), vpp_handle, session_index,
rv, vppcom_retval_str (rv));
@@ -2501,10 +2557,10 @@
if (VPPCOM_DEBUG > 0)
{
if (is_vep)
- clib_warning ("[%d] vep_idx %u / sid %u: epoll session removed.",
+ clib_warning ("VCL<%d>: vep_idx %u / sid %u: epoll session removed.",
getpid (), session_index, session_index);
else
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: session removed.",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: session removed.",
getpid (), vpp_handle, session_index);
}
done:
@@ -2545,8 +2601,8 @@
if (session->is_vep)
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: sid %u: cannot bind to an epoll session!",
- getpid (), session_index);
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot "
+ "bind to an epoll session!", getpid (), session_index);
rv = VPPCOM_EBADFD;
goto done;
}
@@ -2557,7 +2613,7 @@
session->lcl_port = ep->port;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] sid %u: binding to local %s address %U "
+ clib_warning ("VCL<%d>: sid %u: binding to local %s address %U "
"port %u, proto %s", getpid (), session_index,
session->lcl_addr.is_ip4 ? "IPv4" : "IPv6",
format_ip46_address, &session->lcl_addr.ip46,
@@ -2612,7 +2668,7 @@
if (listen_session->is_vep)
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: sid %u: cannot listen on an "
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot listen on an "
"epoll session!", getpid (), listen_session_index);
rv = VPPCOM_EBADFD;
goto done;
@@ -2623,7 +2679,7 @@
{
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"already in listen state!",
getpid (), listen_vpp_handle, listen_session_index);
rv = VPPCOM_OK;
@@ -2631,7 +2687,8 @@
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: sending bind request...",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, "
+ "sid %u: sending bind request...",
getpid (), listen_vpp_handle, listen_session_index);
vppcom_send_bind_sock (listen_session, listen_session_index);
@@ -2644,7 +2701,7 @@
if (PREDICT_FALSE (retval))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: bind failed! "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: bind failed! "
"returning %d (%s)", getpid (),
listen_session->vpp_handle, listen_session_index,
retval, vppcom_retval_str (retval));
@@ -2661,7 +2718,7 @@
int
vppcom_session_accept (uint32_t listen_session_index, vppcom_endpt_t * ep,
- uint32_t flags, double wait_for_time)
+ uint32_t flags)
{
session_t *listen_session = 0;
session_t *client_session = 0;
@@ -2676,7 +2733,7 @@
if (listen_session->is_vep)
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: sid %u: cannot accept on an "
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot accept on an "
"epoll session!", getpid (), listen_session_index);
rv = VPPCOM_EBADFD;
goto done;
@@ -2685,7 +2742,7 @@
listen_vpp_handle = listen_session->vpp_handle;
if (listen_session->state != STATE_LISTEN)
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"not in listen state! state 0x%x (%s)", getpid (),
listen_vpp_handle, listen_session_index,
listen_session->state,
@@ -2694,8 +2751,7 @@
rv = VPPCOM_EBADFD;
goto done;
}
- wait_for = ((listen_session->is_nonblocking) ? 0 :
- (wait_for_time < 0) ? vcm->cfg.accept_timeout : wait_for_time);
+ wait_for = (listen_session->is_nonblocking) ? 0 : vcm->cfg.accept_timeout;
clib_spinlock_unlock (&vcm->sessions_lockp);
@@ -2705,11 +2761,11 @@
if (rv)
{
if ((VPPCOM_DEBUG > 0))
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: accept failed! "
- "returning %d (%s)", getpid (),
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
+ "accept failed! returning %d (%s)", getpid (),
listen_vpp_handle, listen_session_index,
rv, vppcom_retval_str (rv));
- if ((wait_for == 0) || (wait_for_time > 0))
+ if (wait_for == 0)
goto done;
}
else
@@ -2722,7 +2778,7 @@
if (PREDICT_FALSE (rv))
{
rv = VPPCOM_ECONNABORTED;
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: client sid %u "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: client sid %u "
"lookup failed! returning %d (%s)", getpid (),
listen_vpp_handle, listen_session_index,
client_session_index, rv, vppcom_retval_str (rv));
@@ -2731,22 +2787,25 @@
client_session->is_nonblocking = (flags & O_NONBLOCK) ? 1 : 0;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: Got a client request! "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: Got a client request! "
"vpp handle 0x%llx, sid %u, flags %d, is_nonblocking %u",
getpid (), listen_vpp_handle, listen_session_index,
client_session->vpp_handle, client_session_index,
flags, client_session->is_nonblocking);
- ep->vrf = client_session->vrf;
- ep->is_cut_thru = client_session->is_cut_thru;
- ep->is_ip4 = client_session->peer_addr.is_ip4;
- ep->port = client_session->peer_port;
- if (client_session->peer_addr.is_ip4)
- clib_memcpy (ep->ip, &client_session->peer_addr.ip46.ip4,
- sizeof (ip4_address_t));
- else
- clib_memcpy (ep->ip, &client_session->peer_addr.ip46.ip6,
- sizeof (ip6_address_t));
+ if (ep)
+ {
+ ep->vrf = client_session->vrf;
+ ep->is_cut_thru = client_session->is_cut_thru;
+ ep->is_ip4 = client_session->peer_addr.is_ip4;
+ ep->port = client_session->peer_port;
+ if (client_session->peer_addr.is_ip4)
+ clib_memcpy (ep->ip, &client_session->peer_addr.ip46.ip4,
+ sizeof (ip4_address_t));
+ else
+ clib_memcpy (ep->ip, &client_session->peer_addr.ip46.ip6,
+ sizeof (ip6_address_t));
+ }
if (client_session->is_server && client_session->is_cut_thru)
{
@@ -2769,7 +2828,7 @@
rv = svm_fifo_segment_create (a);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"client sid %u svm_fifo_segment_create ('%s') "
"failed! rv %d", getpid (), listen_vpp_handle,
listen_session_index, client_session_index,
@@ -2797,7 +2856,7 @@
if (PREDICT_FALSE (!client_session->server_rx_fifo))
{
svm_fifo_segment_delete (seg);
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"client sid %u rx fifo alloc failed! "
"size %ld (0x%lx)", getpid (), listen_vpp_handle,
listen_session_index, client_session_index,
@@ -2821,7 +2880,7 @@
if (PREDICT_FALSE (!client_session->server_tx_fifo))
{
svm_fifo_segment_delete (seg);
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"client sid %u tx fifo alloc failed! "
"size %ld (0x%lx)", getpid (), listen_vpp_handle,
listen_session_index, client_session_index,
@@ -2840,7 +2899,7 @@
client_session_index;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: client sid %u "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: client sid %u "
"created segment '%s', rx_fifo %p, tx_fifo %p",
getpid (), listen_vpp_handle, listen_session_index,
client_session_index, client_session->segment_name,
@@ -2877,7 +2936,7 @@
}
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: accepted vpp handle "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: accepted vpp handle "
"0x%llx, sid %u%sconnection to local %s address "
"%U port %u", getpid (), listen_vpp_handle,
listen_session_index, client_session->vpp_handle,
@@ -2956,8 +3015,8 @@
if (PREDICT_FALSE (session->is_vep))
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: sid %u: cannot connect on an epoll session!",
- getpid (), session_index);
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot "
+ "connect on an epoll session!", getpid (), session_index);
rv = VPPCOM_EBADFD;
goto done;
}
@@ -2966,7 +3025,7 @@
if (PREDICT_FALSE (session->is_server))
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: is in use "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: is in use "
"as a server session!", getpid (), vpp_handle,
session_index);
rv = VPPCOM_EBADFD;
@@ -2976,7 +3035,7 @@
if (PREDICT_FALSE (session->state & CLIENT_STATE_OPEN))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: session already "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: session already "
"connected to %s %U port %d proto %s, state 0x%x (%s)",
getpid (), vpp_handle, session_index,
session->peer_addr.is_ip4 ? "IPv4" : "IPv6",
@@ -2996,7 +3055,7 @@
session->peer_port = server_ep->port;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: connecting to server "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: connecting to server "
"%s %U port %d proto %s",
getpid (), vpp_handle, session_index,
session->peer_addr.is_ip4 ? "IPv4" : "IPv6",
@@ -3021,12 +3080,12 @@
{
rv = retval;
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: connect failed! "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: connect failed! "
"returning %d (%s)", getpid (), vpp_handle,
session_index, rv, vppcom_retval_str (rv));
}
else if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: connected!",
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: connected!",
getpid (), vpp_handle, session_index);
return rv;
@@ -3054,8 +3113,8 @@
if (PREDICT_FALSE (session->is_vep))
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: sid %u: cannot read from an epoll session!",
- getpid (), session_index);
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot "
+ "read from an epoll session!", getpid (), session_index);
rv = VPPCOM_EBADFD;
goto done;
}
@@ -3071,7 +3130,7 @@
VPPCOM_ECONNRESET : VPPCOM_ENOTCONN);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: %s session is "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: %s session is "
"not open! state 0x%x (%s), returning %d (%s)",
getpid (), vpp_handle, session_index,
is_server ? "server" : "client", state,
@@ -3111,7 +3170,7 @@
if (VPPCOM_DEBUG > 1)
{
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: Empty fifo "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: Empty fifo "
"with %s session state 0x%x (%s)!"
" Setting state to 0x%x (%s), returning %d (%s)",
getpid (), vpp_handle, session_index,
@@ -3134,11 +3193,11 @@
if (VPPCOM_DEBUG > 2)
{
if (rv > 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: read %d bytes "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: read %d bytes "
"from %s (%p)", getpid (), vpp_handle,
session_index, n_read, fifo_str, rx_fifo);
else
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: nothing read! "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: nothing read! "
"returning %d (%s)", getpid (), vpp_handle,
session_index, rv, vppcom_retval_str (rv));
}
@@ -3147,7 +3206,7 @@
}
int
-vppcom_session_read (uint32_t session_index, void *buf, int n)
+vppcom_session_read (uint32_t session_index, void *buf, size_t n)
{
return (vppcom_session_read_internal (session_index, buf, n, 0));
}
@@ -3172,7 +3231,7 @@
/* Assumes caller has acquired spinlock: vcm->sessions_lockp */
if (PREDICT_FALSE (session->is_vep))
{
- clib_warning ("[%d] ERROR: sid %u: cannot read from an "
+ clib_warning ("VCL<%d>: ERROR: sid %u: cannot read from an "
"epoll session!", getpid (), session_index);
rv = VPPCOM_EBADFD;
goto done;
@@ -3188,7 +3247,7 @@
VPPCOM_ENOTCONN);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: %s session is "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: %s session is "
"not open! state 0x%x (%s), returning %d (%s)",
getpid (), vpp_handle, session_index,
is_server ? "server" : "client",
@@ -3217,7 +3276,8 @@
if (VPPCOM_DEBUG > 1)
{
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: Empty fifo with"
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, "
+ "sid %u: Empty fifo with"
" %s session state 0x%x (%s)! Setting state to "
"0x%x (%s), returning %d (%s)",
getpid (), session_index, vpp_handle,
@@ -3243,13 +3303,12 @@
pthread_mutex_unlock (&vcm->app_event_queue->mutex);
}
-
done:
return rv;
}
int
-vppcom_session_write (uint32_t session_index, void *buf, int n)
+vppcom_session_write (uint32_t session_index, void *buf, size_t n)
{
session_t *session = 0;
svm_fifo_t *tx_fifo;
@@ -3270,7 +3329,7 @@
if (PREDICT_FALSE (session->is_vep))
{
clib_spinlock_unlock (&vcm->sessions_lockp);
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"cannot write to an epoll session!",
getpid (), session->vpp_handle, session_index);
@@ -3289,7 +3348,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"%s session is not open! state 0x%x (%s)",
getpid (), vpp_handle, session_index,
is_server ? "server" : "client", state,
@@ -3305,7 +3364,7 @@
do
{
- n_write = svm_fifo_enqueue_nowait (tx_fifo, n, buf);
+ n_write = svm_fifo_enqueue_nowait (tx_fifo, n, (void *) buf);
}
while (!is_nonblocking && (n_write <= 0));
@@ -3322,7 +3381,7 @@
svm_queue_add (q, (u8 *) & evt, 0 /* do wait for mutex */ );
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"added FIFO_EVENT_APP_TX to "
"vpp_event_q %p, n_write %d", getpid (),
vpp_handle, session_index, q, n_write);
@@ -3344,7 +3403,7 @@
if (VPPCOM_DEBUG > 1)
{
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"Empty fifo with %s session state 0x%x (%s)!"
" Setting state to 0x%x (%s), returning %d (%s)",
getpid (), vpp_handle, session_index,
@@ -3367,11 +3426,11 @@
if (VPPCOM_DEBUG > 2)
{
if (n_write <= 0)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"FIFO-FULL %s (%p)", getpid (), vpp_handle,
session_index, fifo_str, tx_fifo);
else
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"wrote %d bytes to %s (%p)", getpid (), vpp_handle,
session_index, n_write, fifo_str, tx_fifo);
}
@@ -3393,7 +3452,7 @@
/* Assumes caller has acquired spinlock: vcm->sessions_lockp */
if (PREDICT_FALSE (session->is_vep))
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"cannot write to an epoll session!",
getpid (), session->vpp_handle, session_index);
rv = VPPCOM_EBADFD;
@@ -3402,7 +3461,7 @@
if (PREDICT_FALSE (session->is_listen))
{
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"cannot write to a listen session!",
getpid (), session->vpp_handle, session_index);
rv = VPPCOM_EBADFD;
@@ -3416,7 +3475,7 @@
rv = ((state == STATE_DISCONNECT) ? VPPCOM_ECONNRESET :
VPPCOM_ENOTCONN);
- clib_warning ("[%d] ERROR: vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
"%s session is not open! state 0x%x (%s), "
"returning %d (%s)", getpid (), session->vpp_handle,
session_index, is_server ? "server" : "client",
@@ -3433,7 +3492,7 @@
ready = svm_fifo_max_enqueue (tx_fifo);
if (VPPCOM_DEBUG > 3)
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"peek %s (%p), ready = %d", getpid (),
session->vpp_handle, session_index,
fifo_str, tx_fifo, ready);
@@ -3452,7 +3511,7 @@
if (VPPCOM_DEBUG > 1)
{
- clib_warning ("[%d] vpp handle 0x%llx, sid %u: "
+ clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
"Empty fifo with %s session "
"state 0x%x (%s)! Setting state to 0x%x (%s), "
"returning %d (%s)", getpid (),
@@ -3487,20 +3546,25 @@
if (n_bits && read_map)
{
clib_bitmap_validate (vcm->rd_bitmap, minbits);
- clib_memcpy (vcm->rd_bitmap, read_map, vec_len (vcm->rd_bitmap));
- memset (read_map, 0, vec_len (vcm->rd_bitmap));
+ clib_memcpy (vcm->rd_bitmap, read_map,
+ vec_len (vcm->rd_bitmap) * sizeof (clib_bitmap_t));
+ memset (read_map, 0, vec_len (vcm->rd_bitmap) * sizeof (clib_bitmap_t));
}
if (n_bits && write_map)
{
clib_bitmap_validate (vcm->wr_bitmap, minbits);
- clib_memcpy (vcm->wr_bitmap, write_map, vec_len (vcm->wr_bitmap));
- memset (write_map, 0, vec_len (vcm->wr_bitmap));
+ clib_memcpy (vcm->wr_bitmap, write_map,
+ vec_len (vcm->wr_bitmap) * sizeof (clib_bitmap_t));
+ memset (write_map, 0,
+ vec_len (vcm->wr_bitmap) * sizeof (clib_bitmap_t));
}
if (n_bits && except_map)
{
clib_bitmap_validate (vcm->ex_bitmap, minbits);
- clib_memcpy (vcm->ex_bitmap, except_map, vec_len (vcm->ex_bitmap));
- memset (except_map, 0, vec_len (vcm->ex_bitmap));
+ clib_memcpy (vcm->ex_bitmap, except_map,
+ vec_len (vcm->ex_bitmap) * sizeof (clib_bitmap_t));
+ memset (except_map, 0,
+ vec_len (vcm->ex_bitmap) * sizeof (clib_bitmap_t));
}
do
@@ -3518,7 +3582,7 @@
{
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] session %d specified in "
+ clib_warning ("VCL<%d>: session %d specified in "
"read_map is closed.", getpid (),
session_index);
bits_set = VPPCOM_EBADFD;
@@ -3531,13 +3595,11 @@
clib_bitmap_get (vcm->ex_bitmap, session_index) &&
(rv < 0))
{
- // TBD: clib_warning
clib_bitmap_set_no_check (except_map, session_index, 1);
bits_set++;
}
else if (rv > 0)
{
- // TBD: clib_warning
clib_bitmap_set_no_check (read_map, session_index, 1);
bits_set++;
}
@@ -3554,7 +3616,7 @@
{
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] session %d specified in "
+ clib_warning ("VCL<%d>: session %d specified in "
"write_map is closed.", getpid (),
session_index);
bits_set = VPPCOM_EBADFD;
@@ -3565,7 +3627,6 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (write_map && (rv > 0))
{
- // TBD: clib_warning
clib_bitmap_set_no_check (write_map, session_index, 1);
bits_set++;
}
@@ -3582,7 +3643,7 @@
{
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] session %d specified in "
+ clib_warning ("VCL<%d>: session %d specified in "
"except_map is closed.", getpid (),
session_index);
bits_set = VPPCOM_EBADFD;
@@ -3593,7 +3654,6 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (rv < 0)
{
- // TBD: clib_warning
clib_bitmap_set_no_check (except_map, session_index, 1);
bits_set++;
}
@@ -3602,7 +3662,7 @@
}
/* *INDENT-ON* */
}
- while (clib_time_now (&vcm->clib_time) < timeout);
+ while ((time_to_wait == -1) || (clib_time_now (&vcm->clib_time) < timeout));
select_done:
return (bits_set);
@@ -3623,17 +3683,18 @@
rv = vppcom_session_at_index (vep_idx, &session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: Invalid vep_idx (%u)!", getpid (), vep_idx);
+ clib_warning ("VCL<%d>: ERROR: Invalid vep_idx (%u)!",
+ getpid (), vep_idx);
goto done;
}
if (PREDICT_FALSE (!session->is_vep))
{
- clib_warning ("[%d] ERROR: vep_idx (%u) is not a vep!", getpid (),
- vep_idx);
+ clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!",
+ getpid (), vep_idx);
goto done;
}
vep = &session->vep;
- clib_warning ("[%d] vep_idx (%u): Dumping epoll chain\n"
+ clib_warning ("VCL<%d>: vep_idx (%u): Dumping epoll chain\n"
"{\n"
" is_vep = %u\n"
" is_vep_session = %u\n"
@@ -3649,20 +3710,21 @@
rv = vppcom_session_at_index (sid, &session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: Invalid sid (%u)!", getpid (), sid);
+ clib_warning ("VCL<%d>: ERROR: Invalid sid (%u)!", getpid (), sid);
goto done;
}
if (PREDICT_FALSE (session->is_vep))
- clib_warning ("[%d] ERROR: sid (%u) is a vep!", getpid (), vep_idx);
+ clib_warning ("VCL<%d>: ERROR: sid (%u) is a vep!",
+ getpid (), vep_idx);
else if (PREDICT_FALSE (!session->is_vep_session))
{
- clib_warning ("[%d] ERROR: session (%u) is not a vep session!",
- getpid (), sid);
+ clib_warning ("VCL<%d>: ERROR: session (%u) "
+ "is not a vep session!", getpid (), sid);
goto done;
}
vep = &session->vep;
if (PREDICT_FALSE (vep->vep_idx != vep_idx))
- clib_warning ("[%d] ERROR: session (%u) vep_idx (%u) != "
+ clib_warning ("VCL<%d>: ERROR: session (%u) vep_idx (%u) != "
"vep_idx (%u)!", getpid (),
sid, session->vep.vep_idx, vep_idx);
if (session->is_vep_session)
@@ -3685,7 +3747,8 @@
}
done:
- clib_warning ("[%d] vep_idx (%u): Dump complete!\n", getpid (), vep_idx);
+ clib_warning ("VCL<%d>: vep_idx (%u): Dump complete!\n",
+ getpid (), vep_idx);
}
int
@@ -3708,7 +3771,7 @@
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] Created vep_idx %u / sid %u!",
+ clib_warning ("VCL<%d>: Created vep_idx %u / sid %u!",
getpid (), vep_idx, vep_idx);
if (VPPCOM_DEBUG > 0)
@@ -3748,7 +3811,7 @@
if (vep_idx == session_index)
{
- clib_warning ("[%d] ERROR: vep_idx == session_index (%u)!",
+ clib_warning ("VCL<%d>: ERROR: vep_idx == session_index (%u)!",
getpid (), vep_idx);
return VPPCOM_EINVAL;
}
@@ -3757,12 +3820,12 @@
rv = vppcom_session_at_index (vep_idx, &vep_session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: Invalid vep_idx (%u)!", vep_idx);
+ clib_warning ("VCL<%d>: ERROR: Invalid vep_idx (%u)!", vep_idx);
goto done;
}
if (PREDICT_FALSE (!vep_session->is_vep))
{
- clib_warning ("[%d] ERROR: vep_idx (%u) is not a vep!",
+ clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!",
getpid (), vep_idx);
rv = VPPCOM_EINVAL;
goto done;
@@ -3775,7 +3838,7 @@
if (PREDICT_FALSE (rv))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] ERROR: Invalid session_index (%u)!",
+ clib_warning ("VCL<%d>: ERROR: Invalid session_index (%u)!",
getpid (), session_index);
goto done;
}
@@ -3791,7 +3854,7 @@
case EPOLL_CTL_ADD:
if (PREDICT_FALSE (!event))
{
- clib_warning ("[%d] ERROR: EPOLL_CTL_ADD: NULL pointer to "
+ clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: NULL pointer to "
"epoll_event structure!", getpid ());
rv = VPPCOM_EINVAL;
goto done;
@@ -3803,7 +3866,7 @@
&next_session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: EPOLL_CTL_ADD: Invalid "
+ clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: Invalid "
"vep.next_sid (%u) on vep_idx (%u)!",
getpid (), vep_session->vep.next_sid, vep_idx);
goto done;
@@ -3820,29 +3883,30 @@
session->is_vep_session = 1;
vep_session->vep.next_sid = session_index;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] EPOLL_CTL_ADD: vep_idx %u, sid %u, events 0x%x,"
- " data 0x%llx!", getpid (), vep_idx, session_index,
+ clib_warning ("VCL<%d>: EPOLL_CTL_ADD: vep_idx %u, "
+ "sid %u, events 0x%x, data 0x%llx!",
+ getpid (), vep_idx, session_index,
event->events, event->data.u64);
break;
case EPOLL_CTL_MOD:
if (PREDICT_FALSE (!event))
{
- clib_warning ("[%d] ERROR: EPOLL_CTL_MOD: NULL pointer to "
+ clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_MOD: NULL pointer to "
"epoll_event structure!", getpid ());
rv = VPPCOM_EINVAL;
goto done;
}
else if (PREDICT_FALSE (!session->is_vep_session))
{
- clib_warning ("[%d] ERROR: sid %u EPOLL_CTL_MOD: "
+ clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: "
"not a vep session!", getpid (), session_index);
rv = VPPCOM_EINVAL;
goto done;
}
else if (PREDICT_FALSE (session->vep.vep_idx != vep_idx))
{
- clib_warning ("[%d] ERROR: sid %u EPOLL_CTL_MOD: "
+ clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: "
"vep_idx (%u) != vep_idx (%u)!",
getpid (), session_index,
session->vep.vep_idx, vep_idx);
@@ -3852,22 +3916,23 @@
session->vep.et_mask = VEP_DEFAULT_ET_MASK;
session->vep.ev = *event;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] EPOLL_CTL_MOD: vep_idx %u, sid %u, events 0x%x,"
- " data 0x%llx!", getpid (), vep_idx, session_index,
- event->events, event->data.u64);
+ clib_warning
+ ("VCL<%d>: EPOLL_CTL_MOD: vep_idx %u, sid %u, events 0x%x,"
+ " data 0x%llx!", getpid (), vep_idx, session_index, event->events,
+ event->data.u64);
break;
case EPOLL_CTL_DEL:
if (PREDICT_FALSE (!session->is_vep_session))
{
- clib_warning ("[%d] ERROR: sid %u EPOLL_CTL_DEL: "
+ clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: "
"not a vep session!", getpid (), session_index);
rv = VPPCOM_EINVAL;
goto done;
}
else if (PREDICT_FALSE (session->vep.vep_idx != vep_idx))
{
- clib_warning ("[%d] ERROR: sid %u EPOLL_CTL_DEL: "
+ clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: "
"vep_idx (%u) != vep_idx (%u)!",
getpid (), session_index,
session->vep.vep_idx, vep_idx);
@@ -3887,7 +3952,7 @@
rv = vppcom_session_at_index (session->vep.prev_sid, &prev_session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: EPOLL_CTL_DEL: Invalid "
+ clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid "
"vep.prev_sid (%u) on sid (%u)!",
getpid (), session->vep.prev_sid, session_index);
goto done;
@@ -3901,7 +3966,7 @@
rv = vppcom_session_at_index (session->vep.next_sid, &next_session);
if (PREDICT_FALSE (rv))
{
- clib_warning ("[%d] ERROR: EPOLL_CTL_DEL: Invalid "
+ clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid "
"vep.next_sid (%u) on sid (%u)!",
getpid (), session->vep.next_sid, session_index);
goto done;
@@ -3916,12 +3981,12 @@
session->vep.vep_idx = ~0;
session->is_vep_session = 0;
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] EPOLL_CTL_DEL: vep_idx %u, sid %u!",
+ clib_warning ("VCL<%d>: EPOLL_CTL_DEL: vep_idx %u, sid %u!",
getpid (), vep_idx, session_index);
break;
default:
- clib_warning ("[%d] ERROR: Invalid operation (%d)!", getpid (), op);
+ clib_warning ("VCL<%d>: ERROR: Invalid operation (%d)!", getpid (), op);
rv = VPPCOM_EINVAL;
}
@@ -3946,7 +4011,7 @@
if (PREDICT_FALSE (maxevents <= 0))
{
- clib_warning ("[%d] ERROR: Invalid maxevents (%d)!",
+ clib_warning ("VCL<%d>: ERROR: Invalid maxevents (%d)!",
getpid (), maxevents);
return VPPCOM_EINVAL;
}
@@ -3960,7 +4025,7 @@
if (PREDICT_FALSE (!is_vep))
{
- clib_warning ("[%d] ERROR: vep_idx (%u) is not a vep!",
+ clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!",
getpid (), vep_idx);
rv = VPPCOM_EINVAL;
goto done;
@@ -3968,7 +4033,7 @@
if (PREDICT_FALSE (vep_next_sid == ~0))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] WARNING: vep_idx (%u) is empty!",
+ clib_warning ("VCL<%d>: WARNING: vep_idx (%u) is empty!",
getpid (), vep_idx);
goto done;
}
@@ -4000,7 +4065,7 @@
if (PREDICT_FALSE (is_vep))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] ERROR: sid (%u) is a vep!",
+ clib_warning ("VCL<%d>: ERROR: sid (%u) is a vep!",
getpid (), vep_idx);
rv = VPPCOM_EINVAL;
goto done;
@@ -4008,14 +4073,14 @@
if (PREDICT_FALSE (!is_vep_session))
{
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] ERROR: session (%u) is not "
+ clib_warning ("VCL<%d>: ERROR: session (%u) is not "
"a vep session!", getpid (), sid);
rv = VPPCOM_EINVAL;
goto done;
}
if (PREDICT_FALSE (session_vep_idx != vep_idx))
{
- clib_warning ("[%d] ERROR: session (%u) "
+ clib_warning ("VCL<%d>: ERROR: session (%u) "
"vep_idx (%u) != vep_idx (%u)!",
getpid (), sid, session->vep.vep_idx, vep_idx);
rv = VPPCOM_EINVAL;
@@ -4138,24 +4203,24 @@
case VPPCOM_ATTR_GET_NREAD:
rv = vppcom_session_read_ready (session, session_index);
if (VPPCOM_DEBUG > 2)
- clib_warning ("[%d] VPPCOM_ATTR_GET_NREAD: sid %u, nread = %d",
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_NREAD: sid %u, nread = %d",
getpid (), rv);
break;
case VPPCOM_ATTR_GET_NWRITE:
rv = vppcom_session_write_ready (session, session_index);
if (VPPCOM_DEBUG > 2)
- clib_warning ("[%d] VPPCOM_ATTR_GET_NWRITE: sid %u, nwrite = %d",
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_NWRITE: sid %u, nwrite = %d",
getpid (), session_index, rv);
break;
case VPPCOM_ATTR_GET_FLAGS:
- if (buffer && buflen && (*buflen >= sizeof (*flags)))
+ if (PREDICT_TRUE (buffer && buflen && (*buflen >= sizeof (*flags))))
{
*flags = O_RDWR | ((session->is_nonblocking) ? O_NONBLOCK : 0);
*buflen = sizeof (*flags);
if (VPPCOM_DEBUG > 2)
- clib_warning ("[%d] VPPCOM_ATTR_GET_FLAGS: sid %u, "
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_FLAGS: sid %u, "
"flags = 0x%08x, is_nonblocking = %u", getpid (),
session_index, *flags, session->is_nonblocking);
}
@@ -4164,11 +4229,11 @@
break;
case VPPCOM_ATTR_SET_FLAGS:
- if (buffer && buflen && (*buflen >= sizeof (*flags)))
+ if (PREDICT_TRUE (buffer && buflen && (*buflen == sizeof (*flags))))
{
session->is_nonblocking = (*flags & O_NONBLOCK) ? 1 : 0;
if (VPPCOM_DEBUG > 2)
- clib_warning ("[%d] VPPCOM_ATTR_SET_FLAGS: sid %u, "
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_FLAGS: sid %u, "
"flags = 0x%08x, is_nonblocking = %u",
getpid (), session_index, *flags,
session->is_nonblocking);
@@ -4178,7 +4243,8 @@
break;
case VPPCOM_ATTR_GET_PEER_ADDR:
- if (buffer && buflen && (*buflen >= sizeof (*ep)) && ep->ip)
+ if (PREDICT_TRUE (buffer && buflen &&
+ (*buflen >= sizeof (*ep)) && ep->ip))
{
ep->vrf = session->vrf;
ep->is_ip4 = session->peer_addr.is_ip4;
@@ -4191,8 +4257,8 @@
sizeof (ip6_address_t));
*buflen = sizeof (*ep);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] VPPCOM_ATTR_GET_PEER_ADDR: sid %u, is_ip4 = "
- "%u, addr = %U, port %u", getpid (),
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_PEER_ADDR: sid %u, "
+ "is_ip4 = %u, addr = %U, port %u", getpid (),
session_index, ep->is_ip4, format_ip46_address,
&session->peer_addr.ip46, ep->is_ip4,
clib_net_to_host_u16 (ep->port));
@@ -4202,7 +4268,8 @@
break;
case VPPCOM_ATTR_GET_LCL_ADDR:
- if (buffer && buflen && (*buflen >= sizeof (*ep)) && ep->ip)
+ if (PREDICT_TRUE (buffer && buflen &&
+ (*buflen >= sizeof (*ep)) && ep->ip))
{
ep->vrf = session->vrf;
ep->is_ip4 = session->lcl_addr.is_ip4;
@@ -4215,8 +4282,8 @@
sizeof (ip6_address_t));
*buflen = sizeof (*ep);
if (VPPCOM_DEBUG > 1)
- clib_warning ("[%d] VPPCOM_ATTR_GET_LCL_ADDR: sid %u, is_ip4 = "
- "%u, addr = %U port %d", getpid (),
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_LCL_ADDR: sid %u, "
+ "is_ip4 = %u, addr = %U port %d", getpid (),
session_index, ep->is_ip4, format_ip46_address,
&session->lcl_addr.ip46, ep->is_ip4,
clib_net_to_host_u16 (ep->port));
@@ -4225,22 +4292,476 @@
rv = VPPCOM_EINVAL;
break;
+ case VPPCOM_ATTR_GET_LIBC_EPFD:
+ rv = session->libc_epfd;
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_LIBC_EPFD: libc_epfd %d",
+ getpid (), rv);
+ break;
+
+ case VPPCOM_ATTR_SET_LIBC_EPFD:
+ if (PREDICT_TRUE (buffer && buflen &&
+ (*buflen == sizeof (session->libc_epfd))))
+ {
+ session->libc_epfd = *(int *) buffer;
+ *buflen = sizeof (session->libc_epfd);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_LIBC_EPFD: libc_epfd %d, "
+ "buflen %d", getpid (), session->libc_epfd,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_PROTOCOL:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ *(int *) buffer = session->proto;
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_PROTOCOL: %d (%s), "
+ "buflen %d", getpid (), *(int *) buffer,
+ *(int *) buffer ? "UDP" : "TCP", *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_LISTEN:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_LISTEN);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_LISTEN: %d, "
+ "buflen %d", getpid (), *(int *) buffer, *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_ERROR:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ *(int *) buffer = 0;
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_ERROR: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ *(int *) buffer, *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_TX_FIFO_LEN:
+ if (buffer && buflen && (*buflen >= sizeof (u32)))
+ {
+ svm_fifo_t *tx_fifo;
+
+ tx_fifo = ((!session->is_cut_thru || session->is_server) ?
+ session->server_tx_fifo : session->server_rx_fifo);
+
+ /* VPP-TBD */
+ *(size_t *) buffer = (session->sndbuf_size ? session->sndbuf_size :
+ tx_fifo ? tx_fifo->nitems :
+ vcm->cfg.tx_fifo_size);
+ *buflen = sizeof (u32);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_TX_FIFO_LEN: %u (0x%x), "
+ "buflen %d, #VPP-TBD#", getpid (),
+ *(size_t *) buffer, *(size_t *) buffer, *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_SET_TX_FIFO_LEN:
+ if (buffer && buflen && (*buflen == sizeof (u32)))
+ {
+ /* VPP-TBD */
+ session->sndbuf_size = *(u32 *) buffer;
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TX_FIFO_LEN: %u (0x%x), "
+ "buflen %d, #VPP-TBD#", getpid (),
+ session->sndbuf_size, session->sndbuf_size,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_RX_FIFO_LEN:
+ if (buffer && buflen && (*buflen >= sizeof (u32)))
+ {
+ svm_fifo_t *rx_fifo;
+
+ rx_fifo = ((!session->is_cut_thru || session->is_server) ?
+ session->server_rx_fifo : session->server_tx_fifo);
+
+ /* VPP-TBD */
+ *(size_t *) buffer = (session->rcvbuf_size ? session->rcvbuf_size :
+ rx_fifo ? rx_fifo->nitems :
+ vcm->cfg.rx_fifo_size);
+ *buflen = sizeof (u32);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_RX_FIFO_LEN: %u (0x%x), "
+ "buflen %d, #VPP-TBD#", getpid (),
+ *(size_t *) buffer, *(size_t *) buffer, *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_SET_RX_FIFO_LEN:
+ if (buffer && buflen && (*buflen == sizeof (u32)))
+ {
+ /* VPP-TBD */
+ session->rcvbuf_size = *(u32 *) buffer;
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TX_FIFO_LEN: %u (0x%x), "
+ "buflen %d, #VPP-TBD#", getpid (),
+ session->sndbuf_size, session->sndbuf_size,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_REUSEADDR:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_REUSEADDR);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_REUSEADDR: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
case VPPCOM_ATTR_SET_REUSEADDR:
+ if (buffer && buflen && (*buflen == sizeof (int)) &&
+ !VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_LISTEN))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_REUSEADDR);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_REUSEADDR);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_REUSEADDR: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_REUSEADDR),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_REUSEPORT:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_REUSEPORT);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_REUSEPORT: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_SET_REUSEPORT:
+ if (buffer && buflen && (*buflen == sizeof (int)) &&
+ !VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_LISTEN))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_REUSEPORT);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_REUSEPORT);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_REUSEPORT: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_REUSEPORT),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_BROADCAST:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_BROADCAST);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_BROADCAST: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
case VPPCOM_ATTR_SET_BROADCAST:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_BROADCAST);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_BROADCAST);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_BROADCAST: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_BROADCAST),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_V6ONLY:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_V6ONLY);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_V6ONLY: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
case VPPCOM_ATTR_SET_V6ONLY:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_V6ONLY);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_V6ONLY);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_V6ONLY: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_V6ONLY), *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_KEEPALIVE:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_KEEPALIVE);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_KEEPALIVE: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
case VPPCOM_ATTR_SET_KEEPALIVE:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_KEEPALIVE);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_KEEPALIVE);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_KEEPALIVE: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_KEEPALIVE),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_TCP_NODELAY:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_NODELAY);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_TCP_NODELAY: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_SET_TCP_NODELAY:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_NODELAY);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_NODELAY);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TCP_NODELAY: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_NODELAY),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_TCP_KEEPIDLE:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_KEEPIDLE);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_TCP_KEEPIDLE: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
case VPPCOM_ATTR_SET_TCP_KEEPIDLE:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_KEEPIDLE);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_KEEPIDLE);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TCP_KEEPIDLE: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_KEEPIDLE),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_TCP_KEEPINTVL:
+ if (buffer && buflen && (*buflen >= sizeof (int)))
+ {
+ /* VPP-TBD */
+ *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_KEEPINTVL);
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_TCP_KEEPINTVL: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
case VPPCOM_ATTR_SET_TCP_KEEPINTVL:
+ if (buffer && buflen && (*buflen == sizeof (int)))
+ {
+ /* VPP-TBD */
+ if (*(int *) buffer)
+ VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_KEEPINTVL);
+ else
+ VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_KEEPINTVL);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TCP_KEEPINTVL: %d, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ VCL_SESS_ATTR_TEST (session->attr,
+ VCL_SESS_ATTR_TCP_KEEPINTVL),
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_GET_TCP_USER_MSS:
+ if (buffer && buflen && (*buflen >= sizeof (u32)))
+ {
+ /* VPP-TBD */
+ *(u32 *) buffer = session->user_mss;
+ *buflen = sizeof (int);
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_GET_TCP_USER_MSS: %d, "
+ "buflen %d, #VPP-TBD#", getpid (), *(int *) buffer,
+ *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
+ case VPPCOM_ATTR_SET_TCP_USER_MSS:
+ if (buffer && buflen && (*buflen == sizeof (u32)))
+ {
+ /* VPP-TBD */
+ session->user_mss = *(u32 *) buffer;
+
+ if (VPPCOM_DEBUG > 2)
+ clib_warning ("VCL<%d>: VPPCOM_ATTR_SET_TCP_KEEPINTVL: %u, "
+ "buflen %d, #VPP-TBD#", getpid (),
+ session->user_mss, *buflen);
+ }
+ else
+ rv = VPPCOM_EINVAL;
break;
default:
@@ -4268,7 +4789,8 @@
{
clib_spinlock_unlock (&vcm->sessions_lockp);
if (VPPCOM_DEBUG > 0)
- clib_warning ("[%d] invalid session, sid (%u) has been closed!",
+ clib_warning ("VCL<%d>: invalid session, "
+ "sid (%u) has been closed!",
getpid (), session_index);
rv = VPPCOM_EBADFD;
clib_spinlock_unlock (&vcm->sessions_lockp);
@@ -4292,7 +4814,8 @@
rv = vppcom_session_peek (session_index, buffer, buflen);
else
{
- clib_warning ("[%d] Unsupport flags for recvfrom %d", getpid (), flags);
+ clib_warning ("VCL<%d>: Unsupport flags for recvfrom %d",
+ getpid (), flags);
rv = VPPCOM_EAFNOSUPPORT;
}
@@ -4317,13 +4840,118 @@
{
// TBD check the flags and do the right thing
if (VPPCOM_DEBUG > 2)
- clib_warning ("[%d] handling flags 0x%u (%d) not implemented yet.",
- getpid (), flags, flags);
+ clib_warning ("VCL<%d>: handling flags 0x%u (%d) "
+ "not implemented yet.", getpid (), flags, flags);
}
return (vppcom_session_write (session_index, buffer, buflen));
}
+int
+vppcom_poll (vcl_poll_t * vp, uint32_t n_sids, double wait_for_time)
+{
+ f64 timeout = clib_time_now (&vcm->clib_time) + wait_for_time;
+ u32 i, keep_trying = 1;
+ int rv, num_ev = 0;
+
+ if (VPPCOM_DEBUG > 3)
+ clib_warning ("VCL<%d>: vp %p, nsids %u, wait_for_time %f",
+ getpid (), vp, n_sids, wait_for_time);
+
+ if (!vp)
+ return VPPCOM_EFAULT;
+
+ do
+ {
+ session_t *session;
+
+ for (i = 0; i < n_sids; i++)
+ {
+ ASSERT (vp[i].revents);
+
+ VCL_LOCK_AND_GET_SESSION (vp[i].sid, &session);
+ clib_spinlock_unlock (&vcm->sessions_lockp);
+
+ if (*vp[i].revents)
+ *vp[i].revents = 0;
+
+ if (POLLIN & vp[i].events)
+ {
+ VCL_LOCK_AND_GET_SESSION (vp[i].sid, &session);
+ rv = vppcom_session_read_ready (session, vp[i].sid);
+ clib_spinlock_unlock (&vcm->sessions_lockp);
+ if (rv > 0)
+ {
+ *vp[i].revents |= POLLIN;
+ num_ev++;
+ }
+ else if (rv < 0)
+ {
+ switch (rv)
+ {
+ case VPPCOM_ECONNRESET:
+ *vp[i].revents = POLLHUP;
+ break;
+
+ default:
+ *vp[i].revents = POLLERR;
+ break;
+ }
+ num_ev++;
+ }
+ }
+
+ if (POLLOUT & vp[i].events)
+ {
+ VCL_LOCK_AND_GET_SESSION (vp[i].sid, &session);
+ rv = vppcom_session_write_ready (session, vp[i].sid);
+ clib_spinlock_unlock (&vcm->sessions_lockp);
+ if (rv > 0)
+ {
+ *vp[i].revents |= POLLOUT;
+ num_ev++;
+ }
+ else if (rv < 0)
+ {
+ switch (rv)
+ {
+ case VPPCOM_ECONNRESET:
+ *vp[i].revents = POLLHUP;
+ break;
+
+ default:
+ *vp[i].revents = POLLERR;
+ break;
+ }
+ num_ev++;
+ }
+ }
+
+ if (0)
+ {
+ done:
+ *vp[i].revents = POLLNVAL;
+ num_ev++;
+ }
+ }
+ if (wait_for_time != -1)
+ keep_trying = (clib_time_now (&vcm->clib_time) <= timeout) ? 1 : 0;
+ }
+ while ((num_ev == 0) && keep_trying);
+
+ if (VPPCOM_DEBUG > 3)
+ {
+ clib_warning ("VCL<%d>: returning %d", getpid (), num_ev);
+ for (i = 0; i < n_sids; i++)
+ {
+ clib_warning ("VCL<%d>: vp[%d].sid %d (0x%x), .events 0x%x, "
+ ".revents 0x%x", getpid (), i, vp[i].sid, vp[i].sid,
+ vp[i].events, *vp[i].revents);
+ }
+ }
+ return num_ev;
+}
+
/*
* fd.io coding-style-patch-verification: ON
*
diff --git a/src/vcl/vppcom.h b/src/vcl/vppcom.h
index 5511f04..208b371 100644
--- a/src/vcl/vppcom.h
+++ b/src/vcl/vppcom.h
@@ -18,6 +18,7 @@
#include <netdb.h>
#include <errno.h>
+#include <sys/poll.h>
#include <sys/epoll.h>
/*
@@ -41,6 +42,26 @@
VPPCOM_PROTO_UDP,
} vppcom_proto_t;
+static inline char *
+vppcom_proto_str (vppcom_proto_t proto)
+{
+ char *proto_str;
+
+ switch (proto)
+ {
+ case VPPCOM_PROTO_TCP:
+ proto_str = "VPPCOM_PROTO_TCP";
+ break;
+ case VPPCOM_PROTO_UDP:
+ proto_str = "VPPCOM_PROTO_UDP";
+ break;
+ default:
+ proto_str = "UNKNOWN";
+ break;
+ }
+ return proto_str;
+}
+
typedef enum
{
VPPCOM_IS_IP6 = 0,
@@ -60,6 +81,7 @@
{
VPPCOM_OK = 0,
VPPCOM_EAGAIN = -EAGAIN,
+ VPPCOM_EFAULT = -EFAULT,
VPPCOM_ENOMEM = -ENOMEM,
VPPCOM_EINVAL = -EINVAL,
VPPCOM_EBADFD = -EBADFD,
@@ -79,14 +101,43 @@
VPPCOM_ATTR_SET_FLAGS,
VPPCOM_ATTR_GET_LCL_ADDR,
VPPCOM_ATTR_GET_PEER_ADDR,
+ VPPCOM_ATTR_GET_LIBC_EPFD,
+ VPPCOM_ATTR_SET_LIBC_EPFD,
+ VPPCOM_ATTR_GET_PROTOCOL,
+ VPPCOM_ATTR_GET_LISTEN,
+ VPPCOM_ATTR_GET_ERROR,
+ VPPCOM_ATTR_GET_TX_FIFO_LEN,
+ VPPCOM_ATTR_SET_TX_FIFO_LEN,
+ VPPCOM_ATTR_GET_RX_FIFO_LEN,
+ VPPCOM_ATTR_SET_RX_FIFO_LEN,
+ VPPCOM_ATTR_GET_REUSEADDR,
VPPCOM_ATTR_SET_REUSEADDR,
+ VPPCOM_ATTR_GET_REUSEPORT,
+ VPPCOM_ATTR_SET_REUSEPORT,
+ VPPCOM_ATTR_GET_BROADCAST,
VPPCOM_ATTR_SET_BROADCAST,
+ VPPCOM_ATTR_GET_V6ONLY,
VPPCOM_ATTR_SET_V6ONLY,
+ VPPCOM_ATTR_GET_KEEPALIVE,
VPPCOM_ATTR_SET_KEEPALIVE,
+ VPPCOM_ATTR_GET_TCP_NODELAY,
+ VPPCOM_ATTR_SET_TCP_NODELAY,
+ VPPCOM_ATTR_GET_TCP_KEEPIDLE,
VPPCOM_ATTR_SET_TCP_KEEPIDLE,
+ VPPCOM_ATTR_GET_TCP_KEEPINTVL,
VPPCOM_ATTR_SET_TCP_KEEPINTVL,
+ VPPCOM_ATTR_GET_TCP_USER_MSS,
+ VPPCOM_ATTR_SET_TCP_USER_MSS,
} vppcom_attr_op_t;
+typedef struct _vcl_poll
+{
+ uint32_t fds_ndx;
+ uint32_t sid;
+ short events;
+ short *revents;
+} vcl_poll_t;
+
/*
* VPPCOM Public API Functions
*/
@@ -105,6 +156,10 @@
st = "VPPCOM_EAGAIN";
break;
+ case VPPCOM_EFAULT:
+ st = "VPPCOM_EFAULT";
+ break;
+
case VPPCOM_ENOMEM:
st = "VPPCOM_ENOMEM";
break;
@@ -160,13 +215,12 @@
extern int vppcom_session_bind (uint32_t session_index, vppcom_endpt_t * ep);
extern int vppcom_session_listen (uint32_t session_index, uint32_t q_len);
extern int vppcom_session_accept (uint32_t session_index,
- vppcom_endpt_t * client_ep,
- uint32_t flags, double wait_for_time);
+ vppcom_endpt_t * client_ep, uint32_t flags);
extern int vppcom_session_connect (uint32_t session_index,
vppcom_endpt_t * server_ep);
-extern int vppcom_session_read (uint32_t session_index, void *buf, int n);
-extern int vppcom_session_write (uint32_t session_index, void *buf, int n);
+extern int vppcom_session_read (uint32_t session_index, void *buf, size_t n);
+extern int vppcom_session_write (uint32_t session_index, void *buf, size_t n);
extern int vppcom_select (unsigned long n_bits,
unsigned long *read_map,
@@ -187,6 +241,8 @@
extern int vppcom_session_sendto (uint32_t session_index, void *buffer,
uint32_t buflen, int flags,
vppcom_endpt_t * ep);
+extern int vppcom_poll (vcl_poll_t * vp, uint32_t n_sids,
+ double wait_for_time);
#endif /* included_vppcom_h */