Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 Cisco and/or its affiliates. |
| 3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | * you may not use this file except in compliance with the License. |
| 5 | * You may obtain a copy of the License at: |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | * See the License for the specific language governing permissions and |
| 13 | * limitations under the License. |
| 14 | */ |
| 15 | #include <unistd.h> |
| 16 | #include <stdio.h> |
| 17 | #include <signal.h> |
| 18 | #include <dlfcn.h> |
| 19 | #include <pthread.h> |
| 20 | #include <time.h> |
| 21 | #include <stdarg.h> |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 22 | #include <sys/resource.h> |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 23 | #include <netinet/tcp.h> |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 24 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 25 | #include <vcl/ldp_socket_wrapper.h> |
| 26 | #include <vcl/ldp.h> |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 27 | #include <sys/time.h> |
| 28 | |
Dave Wallace | 5c7cf1c | 2017-10-24 04:12:18 -0400 | [diff] [blame] | 29 | #include <vcl/vppcom.h> |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 30 | #include <vppinfra/time.h> |
| 31 | #include <vppinfra/bitmap.h> |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 32 | |
| 33 | #define HAVE_CONSTRUCTOR_ATTRIBUTE |
| 34 | #ifdef HAVE_CONSTRUCTOR_ATTRIBUTE |
| 35 | #define CONSTRUCTOR_ATTRIBUTE \ |
| 36 | __attribute__ ((constructor)) |
| 37 | #else |
| 38 | #define CONSTRUCTOR_ATTRIBUTE |
| 39 | #endif /* HAVE_CONSTRUCTOR_ATTRIBUTE */ |
| 40 | |
| 41 | #define HAVE_DESTRUCTOR_ATTRIBUTE |
| 42 | #ifdef HAVE_DESTRUCTOR_ATTRIBUTE |
| 43 | #define DESTRUCTOR_ATTRIBUTE \ |
| 44 | __attribute__ ((destructor)) |
| 45 | #else |
| 46 | #define DESTRUCTOR_ATTRIBUTE |
| 47 | #endif |
| 48 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 49 | typedef struct |
| 50 | { |
| 51 | int init; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 52 | char app_name[LDP_APP_NAME_MAX]; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 53 | u32 sid_bit_val; |
| 54 | u32 sid_bit_mask; |
| 55 | u32 debug; |
| 56 | u8 *io_buffer; |
| 57 | clib_time_t clib_time; |
| 58 | clib_bitmap_t *rd_bitmap; |
| 59 | clib_bitmap_t *wr_bitmap; |
| 60 | clib_bitmap_t *ex_bitmap; |
| 61 | clib_bitmap_t *sid_rd_bitmap; |
| 62 | clib_bitmap_t *sid_wr_bitmap; |
| 63 | clib_bitmap_t *sid_ex_bitmap; |
| 64 | clib_bitmap_t *libc_rd_bitmap; |
| 65 | clib_bitmap_t *libc_wr_bitmap; |
| 66 | clib_bitmap_t *libc_ex_bitmap; |
| 67 | vcl_poll_t *vcl_poll; |
| 68 | u8 select_vcl; |
| 69 | u8 epoll_wait_vcl; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 70 | } ldp_main_t; |
| 71 | #define LDP_DEBUG ldp->debug |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 72 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 73 | static ldp_main_t ldp_main = { |
| 74 | .sid_bit_val = (1 << LDP_SID_BIT_MIN), |
| 75 | .sid_bit_mask = (1 << LDP_SID_BIT_MIN) - 1, |
| 76 | .debug = LDP_DEBUG_INIT, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 77 | }; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 78 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 79 | static ldp_main_t *ldp = &ldp_main; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 80 | |
| 81 | /* |
| 82 | * RETURN: 0 on success or -1 on error. |
| 83 | * */ |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 84 | static inline void |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 85 | ldp_set_app_name (char *app_name) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 86 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 87 | int rv = snprintf (ldp->app_name, LDP_APP_NAME_MAX, |
| 88 | "ldp-%d-%s", getpid (), app_name); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 89 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 90 | if (rv >= LDP_APP_NAME_MAX) |
| 91 | app_name[LDP_APP_NAME_MAX - 1] = 0; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 92 | } |
| 93 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 94 | static inline char * |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 95 | ldp_get_app_name () |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 96 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 97 | if (ldp->app_name[0] == '\0') |
| 98 | ldp_set_app_name ("app"); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 99 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 100 | return ldp->app_name; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 101 | } |
| 102 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 103 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 104 | ldp_fd_from_sid (u32 sid) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 105 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 106 | if (PREDICT_FALSE (sid >= ldp->sid_bit_val)) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 107 | return -EMFILE; |
| 108 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 109 | return (sid | ldp->sid_bit_val); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 110 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 111 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 112 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 113 | ldp_fd_is_sid (int fd) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 114 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 115 | return ((u32) fd & ldp->sid_bit_val) ? 1 : 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 116 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 117 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 118 | static inline u32 |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 119 | ldp_sid_from_fd (int fd) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 120 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 121 | return (ldp_fd_is_sid (fd) ? ((u32) fd & ldp->sid_bit_mask) : |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 122 | INVALID_SESSION_ID); |
| 123 | } |
| 124 | |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 125 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 126 | ldp_init (void) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 127 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 128 | int rv = 0; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 129 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 130 | if (PREDICT_FALSE (!ldp->init)) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 131 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 132 | ldp->init = 1; |
| 133 | rv = vppcom_app_create (ldp_get_app_name ()); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 134 | if (rv == VPPCOM_OK) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 135 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 136 | char *env_var_str = getenv (LDP_ENV_DEBUG); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 137 | if (env_var_str) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 138 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 139 | u32 tmp; |
| 140 | if (sscanf (env_var_str, "%u", &tmp) != 1) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 141 | clib_warning ("LDP<%d>: WARNING: Invalid LDP debug level " |
| 142 | "specified in the env var " LDP_ENV_DEBUG |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 143 | " (%s)!", getpid (), env_var_str); |
| 144 | else |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 145 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 146 | ldp->debug = tmp; |
| 147 | clib_warning ("LDP<%d>: configured LDP debug level (%u) " |
| 148 | "from the env var " LDP_ENV_DEBUG "!", |
| 149 | getpid (), ldp->debug); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 150 | } |
| 151 | } |
| 152 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 153 | env_var_str = getenv (LDP_ENV_APP_NAME); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 154 | if (env_var_str) |
| 155 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 156 | ldp_set_app_name (env_var_str); |
| 157 | clib_warning ("LDP<%d>: configured LDP app name (%s) " |
| 158 | "from the env var " LDP_ENV_APP_NAME "!", |
| 159 | getpid (), ldp->app_name); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 160 | } |
| 161 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 162 | env_var_str = getenv (LDP_ENV_SID_BIT); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 163 | if (env_var_str) |
| 164 | { |
| 165 | u32 sb; |
| 166 | if (sscanf (env_var_str, "%u", &sb) != 1) |
| 167 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 168 | clib_warning ("LDP<%d>: WARNING: Invalid LDP sid bit " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 169 | "specified in the env var " |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 170 | LDP_ENV_SID_BIT " (%s)!" |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 171 | "sid bit value %d (0x%x)", |
| 172 | getpid (), env_var_str, |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 173 | ldp->sid_bit_val, ldp->sid_bit_val); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 174 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 175 | else if (sb < LDP_SID_BIT_MIN) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 176 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 177 | ldp->sid_bit_val = (1 << LDP_SID_BIT_MIN); |
| 178 | ldp->sid_bit_mask = ldp->sid_bit_val - 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 179 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 180 | clib_warning ("LDP<%d>: WARNING: LDP sid bit (%u) " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 181 | "specified in the env var " |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 182 | LDP_ENV_SID_BIT " (%s) is too small. " |
| 183 | "Using LDP_SID_BIT_MIN (%d)! " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 184 | "sid bit value %d (0x%x)", |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 185 | getpid (), sb, env_var_str, LDP_SID_BIT_MIN, |
| 186 | ldp->sid_bit_val, ldp->sid_bit_val); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 187 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 188 | else if (sb > LDP_SID_BIT_MAX) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 189 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 190 | ldp->sid_bit_val = (1 << LDP_SID_BIT_MAX); |
| 191 | ldp->sid_bit_mask = ldp->sid_bit_val - 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 192 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 193 | clib_warning ("LDP<%d>: WARNING: LDP sid bit (%u) " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 194 | "specified in the env var " |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 195 | LDP_ENV_SID_BIT " (%s) is too big. " |
| 196 | "Using LDP_SID_BIT_MAX (%d)! " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 197 | "sid bit value %d (0x%x)", |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 198 | getpid (), sb, env_var_str, LDP_SID_BIT_MAX, |
| 199 | ldp->sid_bit_val, ldp->sid_bit_val); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 200 | } |
| 201 | else |
| 202 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 203 | ldp->sid_bit_val = (1 << sb); |
| 204 | ldp->sid_bit_mask = ldp->sid_bit_val - 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 205 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 206 | clib_warning ("LDP<%d>: configured LDP sid bit (%u) " |
| 207 | "from " LDP_ENV_SID_BIT |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 208 | "! sid bit value %d (0x%x)", getpid (), |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 209 | sb, ldp->sid_bit_val, ldp->sid_bit_val); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 210 | } |
| 211 | } |
| 212 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 213 | clib_time_init (&ldp->clib_time); |
| 214 | clib_warning ("LDP<%d>: LDP initialization: done!", getpid ()); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 215 | } |
| 216 | else |
| 217 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 218 | fprintf (stderr, "\nLDP<%d>: ERROR: ldp_init: vppcom_app_create()" |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 219 | " failed! rv = %d (%s)\n", |
| 220 | getpid (), rv, vppcom_retval_str (rv)); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 221 | ldp->init = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 222 | } |
| 223 | } |
| 224 | return rv; |
| 225 | } |
| 226 | |
| 227 | int |
| 228 | close (int fd) |
| 229 | { |
| 230 | int rv; |
| 231 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 232 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 233 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 234 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 235 | return -1; |
| 236 | |
| 237 | if (sid != INVALID_SESSION_ID) |
| 238 | { |
| 239 | int epfd; |
| 240 | |
| 241 | func_str = "vppcom_session_attr[GET_LIBC_EPFD]"; |
| 242 | epfd = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0); |
| 243 | if (epfd > 0) |
| 244 | { |
| 245 | func_str = "libc_close"; |
| 246 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 247 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 248 | clib_warning |
| 249 | ("LDP<%d>: fd %d (0x%x): calling %s(): epfd %u (0x%x)", |
| 250 | getpid (), fd, fd, func_str, epfd, epfd); |
| 251 | |
| 252 | rv = libc_close (epfd); |
| 253 | if (rv < 0) |
| 254 | { |
| 255 | u32 size = sizeof (epfd); |
| 256 | epfd = 0; |
| 257 | |
| 258 | (void) vppcom_session_attr (sid, VPPCOM_ATTR_SET_LIBC_EPFD, |
| 259 | &epfd, &size); |
| 260 | } |
| 261 | } |
| 262 | else if (PREDICT_FALSE (epfd < 0)) |
| 263 | { |
| 264 | errno = -epfd; |
| 265 | rv = -1; |
| 266 | goto done; |
| 267 | } |
| 268 | |
| 269 | func_str = "vppcom_session_close"; |
| 270 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 271 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 272 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x)", |
| 273 | getpid (), fd, fd, func_str, sid, sid); |
| 274 | |
| 275 | rv = vppcom_session_close (sid); |
| 276 | if (rv != VPPCOM_OK) |
| 277 | { |
| 278 | errno = -rv; |
| 279 | rv = -1; |
| 280 | } |
| 281 | } |
| 282 | else |
| 283 | { |
| 284 | func_str = "libc_close"; |
| 285 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 286 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 287 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s()", |
| 288 | getpid (), fd, fd, func_str); |
| 289 | |
| 290 | rv = libc_close (fd); |
| 291 | } |
| 292 | |
| 293 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 294 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 295 | { |
| 296 | if (rv < 0) |
| 297 | { |
| 298 | int errno_val = errno; |
| 299 | perror (func_str); |
| 300 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 301 | "rv %d, errno = %d", getpid (), fd, fd, |
| 302 | func_str, rv, errno_val); |
| 303 | errno = errno_val; |
| 304 | } |
| 305 | else |
| 306 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 307 | getpid (), fd, fd, rv, rv); |
| 308 | } |
| 309 | return rv; |
| 310 | } |
| 311 | |
| 312 | ssize_t |
| 313 | read (int fd, void *buf, size_t nbytes) |
| 314 | { |
| 315 | ssize_t size; |
| 316 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 317 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 318 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 319 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 320 | return -1; |
| 321 | |
| 322 | if (sid != INVALID_SESSION_ID) |
| 323 | { |
| 324 | func_str = "vppcom_session_read"; |
| 325 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 326 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 327 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 328 | "sid %u (0x%x), buf %p, nbytes %u", getpid (), |
| 329 | fd, fd, func_str, sid, sid, buf, nbytes); |
| 330 | |
| 331 | size = vppcom_session_read (sid, buf, nbytes); |
| 332 | if (size < 0) |
| 333 | { |
| 334 | errno = -size; |
| 335 | size = -1; |
| 336 | } |
| 337 | } |
| 338 | else |
| 339 | { |
| 340 | func_str = "libc_read"; |
| 341 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 342 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 343 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 344 | "buf %p, nbytes %u", getpid (), |
| 345 | fd, fd, func_str, buf, nbytes); |
| 346 | |
| 347 | size = libc_read (fd, buf, nbytes); |
| 348 | } |
| 349 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 350 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 351 | { |
| 352 | if (size < 0) |
| 353 | { |
| 354 | int errno_val = errno; |
| 355 | perror (func_str); |
| 356 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 357 | "rv %d, errno = %d", getpid (), fd, fd, |
| 358 | func_str, size, errno_val); |
| 359 | errno = errno_val; |
| 360 | } |
| 361 | else |
| 362 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 363 | getpid (), fd, fd, size, size); |
| 364 | } |
| 365 | return size; |
| 366 | } |
| 367 | |
| 368 | ssize_t |
| 369 | readv (int fd, const struct iovec * iov, int iovcnt) |
| 370 | { |
| 371 | const char *func_str; |
| 372 | ssize_t size = 0; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 373 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 374 | int rv = 0, i, total = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 375 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 376 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 377 | return -1; |
| 378 | |
| 379 | if (sid != INVALID_SESSION_ID) |
| 380 | { |
| 381 | func_str = "vppcom_session_read"; |
| 382 | do |
| 383 | { |
| 384 | for (i = 0; i < iovcnt; ++i) |
| 385 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 386 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 387 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s() [%d]: " |
| 388 | "sid %u (0x%x), iov %p, iovcnt %d, total %d", |
| 389 | getpid (), fd, fd, func_str, i, sid, sid, |
| 390 | iov, iovcnt, total); |
| 391 | |
| 392 | rv = vppcom_session_read (sid, iov[i].iov_base, iov[i].iov_len); |
| 393 | if (rv < 0) |
| 394 | break; |
| 395 | else |
| 396 | { |
| 397 | total += rv; |
| 398 | if (rv < iov[i].iov_len) |
| 399 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 400 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 401 | clib_warning ("LDP<%d>: fd %d (0x%x): " |
| 402 | "rv (%d) < iov[%d].iov_len (%d)", |
| 403 | getpid (), fd, fd, rv, i, |
| 404 | iov[i].iov_len); |
| 405 | break; |
| 406 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 407 | } |
| 408 | } |
| 409 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 410 | while ((rv >= 0) && (total == 0)); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 411 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 412 | if (rv < 0) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 413 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 414 | errno = -rv; |
| 415 | size = -1; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 416 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 417 | else |
| 418 | size = total; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 419 | } |
| 420 | else |
| 421 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 422 | func_str = "libc_readv"; |
| 423 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 424 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 425 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 426 | "iov %p, iovcnt %d", getpid (), fd, fd, iov, iovcnt); |
| 427 | |
| 428 | size = libc_readv (fd, iov, iovcnt); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 429 | } |
| 430 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 431 | if (LDP_DEBUG > 2) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 432 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 433 | if (size < 0) |
| 434 | { |
| 435 | int errno_val = errno; |
| 436 | perror (func_str); |
| 437 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 438 | "rv %d, errno = %d", getpid (), fd, fd, |
| 439 | func_str, size, errno_val); |
| 440 | errno = errno_val; |
| 441 | } |
| 442 | else |
| 443 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 444 | getpid (), fd, fd, size, size); |
| 445 | } |
| 446 | return size; |
| 447 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 448 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 449 | ssize_t |
| 450 | write (int fd, const void *buf, size_t nbytes) |
| 451 | { |
| 452 | const char *func_str; |
| 453 | ssize_t size = 0; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 454 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 455 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 456 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 457 | return -1; |
| 458 | |
| 459 | if (sid != INVALID_SESSION_ID) |
| 460 | { |
| 461 | func_str = "vppcom_session_write"; |
| 462 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 463 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 464 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 465 | "sid %u (0x%x), buf %p, nbytes %u", getpid (), |
| 466 | fd, fd, func_str, sid, sid, buf, nbytes); |
| 467 | |
| 468 | size = vppcom_session_write (sid, (void *) buf, nbytes); |
| 469 | if (size < 0) |
| 470 | { |
| 471 | errno = -size; |
| 472 | size = -1; |
| 473 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 474 | } |
| 475 | else |
| 476 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 477 | func_str = "libc_write"; |
| 478 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 479 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 480 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 481 | "buf %p, nbytes %u", getpid (), |
| 482 | fd, fd, func_str, buf, nbytes); |
| 483 | |
| 484 | size = libc_write (fd, buf, nbytes); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 485 | } |
| 486 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 487 | if (LDP_DEBUG > 2) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 488 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 489 | if (size < 0) |
| 490 | { |
| 491 | int errno_val = errno; |
| 492 | perror (func_str); |
| 493 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 494 | "rv %d, errno = %d", getpid (), fd, fd, |
| 495 | func_str, size, errno_val); |
| 496 | errno = errno_val; |
| 497 | } |
| 498 | else |
| 499 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 500 | getpid (), fd, fd, size, size); |
| 501 | } |
| 502 | return size; |
| 503 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 504 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 505 | ssize_t |
| 506 | writev (int fd, const struct iovec * iov, int iovcnt) |
| 507 | { |
| 508 | const char *func_str; |
| 509 | ssize_t size = 0, total = 0; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 510 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 511 | int i, rv = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 512 | |
| 513 | /* |
| 514 | * Use [f]printf() instead of clib_warning() to prevent recursion SIGSEGV. |
| 515 | */ |
| 516 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 517 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 518 | return -1; |
| 519 | |
| 520 | if (sid != INVALID_SESSION_ID) |
| 521 | { |
| 522 | func_str = "vppcom_session_write"; |
| 523 | do |
| 524 | { |
| 525 | for (i = 0; i < iovcnt; ++i) |
| 526 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 527 | if (LDP_DEBUG > 4) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 528 | printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s() [%d]: " |
| 529 | "sid %u (0x%x), buf %p, nbytes %ld, total %ld", |
| 530 | __func__, __LINE__, getpid (), fd, fd, func_str, |
| 531 | i, sid, sid, iov[i].iov_base, iov[i].iov_len, total); |
| 532 | |
| 533 | rv = vppcom_session_write (sid, iov[i].iov_base, |
| 534 | iov[i].iov_len); |
| 535 | if (rv < 0) |
| 536 | break; |
| 537 | else |
| 538 | { |
| 539 | total += rv; |
| 540 | if (rv < iov[i].iov_len) |
| 541 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 542 | if (LDP_DEBUG > 4) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 543 | printf ("%s:%d: LDP<%d>: fd %d (0x%x): " |
| 544 | "rv (%d) < iov[%d].iov_len (%ld)", |
| 545 | __func__, __LINE__, getpid (), fd, fd, |
| 546 | rv, i, iov[i].iov_len); |
| 547 | break; |
| 548 | } |
| 549 | } |
| 550 | } |
| 551 | } |
| 552 | while ((rv >= 0) && (total == 0)); |
| 553 | |
| 554 | if (rv < 0) |
| 555 | { |
| 556 | errno = -rv; |
| 557 | size = -1; |
| 558 | } |
| 559 | else |
| 560 | size = total; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 561 | } |
| 562 | else |
| 563 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 564 | func_str = "libc_writev"; |
| 565 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 566 | if (LDP_DEBUG > 4) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 567 | printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s(): " |
| 568 | "iov %p, iovcnt %d\n", __func__, __LINE__, getpid (), |
| 569 | fd, fd, func_str, iov, iovcnt); |
| 570 | |
| 571 | size = libc_writev (fd, iov, iovcnt); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 572 | } |
| 573 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 574 | if (LDP_DEBUG > 4) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 575 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 576 | if (size < 0) |
| 577 | { |
| 578 | int errno_val = errno; |
| 579 | perror (func_str); |
| 580 | fprintf (stderr, |
| 581 | "%s:%d: LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 582 | "rv %ld, errno = %d\n", __func__, __LINE__, getpid (), fd, |
| 583 | fd, func_str, size, errno_val); |
| 584 | errno = errno_val; |
| 585 | } |
| 586 | else |
| 587 | printf ("%s:%d: LDP<%d>: fd %d (0x%x): returning %ld\n", |
| 588 | __func__, __LINE__, getpid (), fd, fd, size); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 589 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 590 | return size; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 591 | } |
| 592 | |
| 593 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 594 | fcntl (int fd, int cmd, ...) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 595 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 596 | const char *func_str = __func__; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 597 | int rv = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 598 | va_list ap; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 599 | u32 sid = ldp_sid_from_fd (fd); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 600 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 601 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 602 | return -1; |
| 603 | |
| 604 | va_start (ap, cmd); |
| 605 | if (sid != INVALID_SESSION_ID) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 606 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 607 | int flags = va_arg (ap, int); |
| 608 | u32 size; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 609 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 610 | size = sizeof (flags); |
| 611 | rv = -EOPNOTSUPP; |
| 612 | switch (cmd) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 613 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 614 | case F_SETFL: |
| 615 | func_str = "vppcom_session_attr[SET_FLAGS]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 616 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 617 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 618 | "sid %u (0x%x) flags %d (0x%x), size %d", |
| 619 | getpid (), fd, fd, func_str, sid, sid, |
| 620 | flags, flags, size); |
| 621 | |
| 622 | rv = |
| 623 | vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags, &size); |
| 624 | break; |
| 625 | |
| 626 | case F_GETFL: |
| 627 | func_str = "vppcom_session_attr[GET_FLAGS]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 628 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 629 | clib_warning |
| 630 | ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 631 | "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid, |
| 632 | sid, flags, flags, size); |
| 633 | |
| 634 | rv = |
| 635 | vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, &size); |
| 636 | if (rv == VPPCOM_OK) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 637 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 638 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 639 | clib_warning ("LDP<%d>: fd %d (0x%x), cmd %d (F_GETFL): " |
| 640 | "%s() returned flags %d (0x%x)", |
| 641 | getpid (), fd, fd, cmd, func_str, flags, flags); |
| 642 | rv = flags; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 643 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 644 | break; |
| 645 | |
| 646 | default: |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 647 | rv = -EOPNOTSUPP; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 648 | break; |
| 649 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 650 | if (rv < 0) |
| 651 | { |
| 652 | errno = -rv; |
| 653 | rv = -1; |
| 654 | } |
| 655 | } |
| 656 | else |
| 657 | { |
| 658 | func_str = "libc_vfcntl"; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 659 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 660 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 661 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d", |
| 662 | getpid (), fd, fd, func_str, cmd); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 663 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 664 | rv = libc_vfcntl (fd, cmd, ap); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 665 | } |
| 666 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 667 | va_end (ap); |
| 668 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 669 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 670 | { |
| 671 | if (rv < 0) |
| 672 | { |
| 673 | int errno_val = errno; |
| 674 | perror (func_str); |
| 675 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 676 | "rv %d, errno = %d", getpid (), fd, fd, |
| 677 | func_str, rv, errno_val); |
| 678 | errno = errno_val; |
| 679 | } |
| 680 | else |
| 681 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 682 | getpid (), fd, fd, rv, rv); |
| 683 | } |
| 684 | return rv; |
| 685 | } |
| 686 | |
| 687 | int |
| 688 | ioctl (int fd, unsigned long int cmd, ...) |
| 689 | { |
| 690 | const char *func_str; |
| 691 | int rv; |
| 692 | va_list ap; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 693 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 694 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 695 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 696 | return -1; |
| 697 | |
| 698 | va_start (ap, cmd); |
| 699 | if (sid != INVALID_SESSION_ID) |
| 700 | { |
| 701 | func_str = "vppcom_session_attr[GET_NREAD]"; |
| 702 | |
| 703 | switch (cmd) |
| 704 | { |
| 705 | case FIONREAD: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 706 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 707 | clib_warning |
| 708 | ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x)", |
| 709 | getpid (), fd, fd, func_str, sid, sid); |
| 710 | |
| 711 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_NREAD, 0, 0); |
| 712 | break; |
| 713 | |
| 714 | case FIONBIO: |
| 715 | { |
| 716 | u32 flags = va_arg (ap, int) ? O_NONBLOCK : 0; |
| 717 | u32 size = sizeof (flags); |
| 718 | |
| 719 | /* TBD: When VPPCOM_ATTR_[GS]ET_FLAGS supports flags other than |
| 720 | * non-blocking, the flags should be read here and merged |
| 721 | * with O_NONBLOCK. |
| 722 | */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 723 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 724 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 725 | "sid %u (0x%x), flags %d (0x%x), size %d", |
| 726 | getpid (), fd, fd, func_str, sid, sid, |
| 727 | flags, flags, size); |
| 728 | |
| 729 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags, |
| 730 | &size); |
| 731 | } |
| 732 | break; |
| 733 | |
| 734 | default: |
| 735 | rv = -EOPNOTSUPP; |
| 736 | break; |
| 737 | } |
| 738 | if (rv < 0) |
| 739 | { |
| 740 | errno = -rv; |
| 741 | rv = -1; |
| 742 | } |
| 743 | } |
| 744 | else |
| 745 | { |
| 746 | func_str = "libc_vioctl"; |
| 747 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 748 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 749 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d", |
| 750 | getpid (), fd, fd, func_str, cmd); |
| 751 | |
| 752 | rv = libc_vioctl (fd, cmd, ap); |
| 753 | } |
| 754 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 755 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 756 | { |
| 757 | if (rv < 0) |
| 758 | { |
| 759 | int errno_val = errno; |
| 760 | perror (func_str); |
| 761 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 762 | "rv %d, errno = %d", getpid (), fd, fd, |
| 763 | func_str, rv, errno_val); |
| 764 | errno = errno_val; |
| 765 | } |
| 766 | else |
| 767 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 768 | getpid (), fd, fd, rv, rv); |
| 769 | } |
| 770 | va_end (ap); |
| 771 | return rv; |
| 772 | } |
| 773 | |
| 774 | int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 775 | ldp_pselect (int nfds, fd_set * __restrict readfds, |
| 776 | fd_set * __restrict writefds, |
| 777 | fd_set * __restrict exceptfds, |
| 778 | const struct timespec *__restrict timeout, |
| 779 | const __sigset_t * __restrict sigmask) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 780 | { |
| 781 | int rv; |
| 782 | char *func_str = "##"; |
| 783 | f64 time_out; |
| 784 | int fd; |
| 785 | uword sid_bits, sid_bits_set, libc_bits, libc_bits_set; |
| 786 | u32 minbits = clib_max (nfds, BITS (uword)); |
| 787 | u32 sid; |
| 788 | |
| 789 | if (nfds < 0) |
| 790 | { |
| 791 | errno = EINVAL; |
| 792 | return -1; |
| 793 | } |
| 794 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 795 | if (nfds <= ldp->sid_bit_val) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 796 | { |
| 797 | func_str = "libc_pselect"; |
| 798 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 799 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 800 | clib_warning |
| 801 | ("LDP<%d>: calling %s(): nfds %d, readfds %p, writefds %p, " |
| 802 | "exceptfds %p, timeout %p, sigmask %p", getpid (), func_str, nfds, |
| 803 | readfds, writefds, exceptfds, timeout, sigmask); |
| 804 | |
| 805 | rv = libc_pselect (nfds, readfds, writefds, exceptfds, |
| 806 | timeout, sigmask); |
| 807 | goto done; |
| 808 | } |
| 809 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 810 | if (PREDICT_FALSE (ldp->sid_bit_val > FD_SETSIZE / 2)) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 811 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 812 | clib_warning ("LDP<%d>: ERROR: LDP sid bit value %d (0x%x) > " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 813 | "FD_SETSIZE/2 %d (0x%x)!", getpid (), |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 814 | ldp->sid_bit_val, ldp->sid_bit_val, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 815 | FD_SETSIZE / 2, FD_SETSIZE / 2); |
| 816 | errno = EOVERFLOW; |
| 817 | return -1; |
| 818 | } |
| 819 | |
| 820 | if (timeout) |
| 821 | { |
| 822 | time_out = (timeout->tv_sec == 0 && timeout->tv_nsec == 0) ? |
| 823 | (f64) 0 : (f64) timeout->tv_sec + |
| 824 | (f64) timeout->tv_nsec / (f64) 1000000000 + |
| 825 | (f64) (timeout->tv_nsec % 1000000000) / (f64) 1000000000; |
| 826 | |
| 827 | /* select as fine grained sleep */ |
| 828 | if (!nfds) |
| 829 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 830 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 831 | clib_warning ("LDP<%d>: sleeping for %f seconds", |
| 832 | getpid (), time_out); |
| 833 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 834 | time_out += clib_time_now (&ldp->clib_time); |
| 835 | while (clib_time_now (&ldp->clib_time) < time_out) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 836 | ; |
| 837 | return 0; |
| 838 | } |
| 839 | } |
| 840 | else if (!nfds) |
| 841 | { |
| 842 | errno = EINVAL; |
| 843 | return -1; |
| 844 | } |
| 845 | else |
| 846 | time_out = -1; |
| 847 | |
| 848 | sid_bits = libc_bits = 0; |
| 849 | if (readfds) |
| 850 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 851 | clib_bitmap_validate (ldp->sid_rd_bitmap, minbits); |
| 852 | clib_bitmap_validate (ldp->libc_rd_bitmap, minbits); |
| 853 | clib_bitmap_validate (ldp->rd_bitmap, minbits); |
| 854 | clib_memcpy (ldp->rd_bitmap, readfds, |
| 855 | vec_len (ldp->rd_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 856 | FD_ZERO (readfds); |
| 857 | |
| 858 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 859 | clib_bitmap_foreach (fd, ldp->rd_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 860 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 861 | sid = ldp_sid_from_fd (fd); |
| 862 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 863 | clib_warning ("LDP<%d>: readfds: fd %d (0x%x), sid %u (0x%x)", |
| 864 | getpid (), fd, fd, sid, sid); |
| 865 | if (sid == INVALID_SESSION_ID) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 866 | clib_bitmap_set_no_check (ldp->libc_rd_bitmap, fd, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 867 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 868 | clib_bitmap_set_no_check (ldp->sid_rd_bitmap, sid, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 869 | })); |
| 870 | /* *INDENT-ON* */ |
| 871 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 872 | sid_bits_set = clib_bitmap_last_set (ldp->sid_rd_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 873 | sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits; |
| 874 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 875 | libc_bits_set = clib_bitmap_last_set (ldp->libc_rd_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 876 | libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; |
| 877 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 878 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 879 | clib_warning ("LDP<%d>: readfds: sid_bits_set %d, sid_bits %d, " |
| 880 | "libc_bits_set %d, libc_bits %d", getpid (), |
| 881 | sid_bits_set, sid_bits, libc_bits_set, libc_bits); |
| 882 | } |
| 883 | if (writefds) |
| 884 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 885 | clib_bitmap_validate (ldp->sid_wr_bitmap, minbits); |
| 886 | clib_bitmap_validate (ldp->libc_wr_bitmap, minbits); |
| 887 | clib_bitmap_validate (ldp->wr_bitmap, minbits); |
| 888 | clib_memcpy (ldp->wr_bitmap, writefds, |
| 889 | vec_len (ldp->wr_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 890 | FD_ZERO (writefds); |
| 891 | |
| 892 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 893 | clib_bitmap_foreach (fd, ldp->wr_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 894 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 895 | sid = ldp_sid_from_fd (fd); |
| 896 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 897 | clib_warning ("LDP<%d>: writefds: fd %d (0x%x), sid %u (0x%x)", |
| 898 | getpid (), fd, fd, sid, sid); |
| 899 | if (sid == INVALID_SESSION_ID) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 900 | clib_bitmap_set_no_check (ldp->libc_wr_bitmap, fd, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 901 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 902 | clib_bitmap_set_no_check (ldp->sid_wr_bitmap, sid, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 903 | })); |
| 904 | /* *INDENT-ON* */ |
| 905 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 906 | sid_bits_set = clib_bitmap_last_set (ldp->sid_wr_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 907 | sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits; |
| 908 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 909 | libc_bits_set = clib_bitmap_last_set (ldp->libc_wr_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 910 | libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; |
| 911 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 912 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 913 | clib_warning ("LDP<%d>: writefds: sid_bits_set %d, sid_bits %d, " |
| 914 | "libc_bits_set %d, libc_bits %d", getpid (), |
| 915 | sid_bits_set, sid_bits, libc_bits_set, libc_bits); |
| 916 | } |
| 917 | if (exceptfds) |
| 918 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 919 | clib_bitmap_validate (ldp->sid_ex_bitmap, minbits); |
| 920 | clib_bitmap_validate (ldp->libc_ex_bitmap, minbits); |
| 921 | clib_bitmap_validate (ldp->ex_bitmap, minbits); |
| 922 | clib_memcpy (ldp->ex_bitmap, exceptfds, |
| 923 | vec_len (ldp->ex_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 924 | FD_ZERO (exceptfds); |
| 925 | |
| 926 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 927 | clib_bitmap_foreach (fd, ldp->ex_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 928 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 929 | sid = ldp_sid_from_fd (fd); |
| 930 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 931 | clib_warning ("LDP<%d>: exceptfds: fd %d (0x%x), sid %u (0x%x)", |
| 932 | getpid (), fd, fd, sid, sid); |
| 933 | if (sid == INVALID_SESSION_ID) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 934 | clib_bitmap_set_no_check (ldp->libc_ex_bitmap, fd, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 935 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 936 | clib_bitmap_set_no_check (ldp->sid_ex_bitmap, sid, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 937 | })); |
| 938 | /* *INDENT-ON* */ |
| 939 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 940 | sid_bits_set = clib_bitmap_last_set (ldp->sid_ex_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 941 | sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits; |
| 942 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 943 | libc_bits_set = clib_bitmap_last_set (ldp->libc_ex_bitmap) + 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 944 | libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; |
| 945 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 946 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 947 | clib_warning ("LDP<%d>: exceptfds: sid_bits_set %d, sid_bits %d, " |
| 948 | "libc_bits_set %d, libc_bits %d", getpid (), |
| 949 | sid_bits_set, sid_bits, libc_bits_set, libc_bits); |
| 950 | } |
| 951 | |
| 952 | if (PREDICT_FALSE (!sid_bits && !libc_bits)) |
| 953 | { |
| 954 | errno = EINVAL; |
| 955 | rv = -1; |
| 956 | goto done; |
| 957 | } |
| 958 | |
| 959 | do |
| 960 | { |
| 961 | if (sid_bits) |
| 962 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 963 | if (!ldp->select_vcl) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 964 | { |
| 965 | func_str = "vppcom_select"; |
| 966 | |
| 967 | if (readfds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 968 | clib_memcpy (ldp->rd_bitmap, ldp->sid_rd_bitmap, |
| 969 | vec_len (ldp->rd_bitmap) * |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 970 | sizeof (clib_bitmap_t)); |
| 971 | if (writefds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 972 | clib_memcpy (ldp->wr_bitmap, ldp->sid_wr_bitmap, |
| 973 | vec_len (ldp->wr_bitmap) * |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 974 | sizeof (clib_bitmap_t)); |
| 975 | if (exceptfds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 976 | clib_memcpy (ldp->ex_bitmap, ldp->sid_ex_bitmap, |
| 977 | vec_len (ldp->ex_bitmap) * |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 978 | sizeof (clib_bitmap_t)); |
| 979 | |
| 980 | rv = vppcom_select (sid_bits, |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 981 | readfds ? ldp->rd_bitmap : NULL, |
| 982 | writefds ? ldp->wr_bitmap : NULL, |
| 983 | exceptfds ? ldp->ex_bitmap : NULL, 0); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 984 | if (rv < 0) |
| 985 | { |
| 986 | errno = -rv; |
| 987 | rv = -1; |
| 988 | } |
| 989 | else if (rv > 0) |
| 990 | { |
| 991 | if (readfds) |
| 992 | { |
| 993 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 994 | clib_bitmap_foreach (sid, ldp->rd_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 995 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 996 | fd = ldp_fd_from_sid (sid); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 997 | if (PREDICT_FALSE (fd < 0)) |
| 998 | { |
| 999 | errno = EBADFD; |
| 1000 | rv = -1; |
| 1001 | goto done; |
| 1002 | } |
| 1003 | FD_SET (fd, readfds); |
| 1004 | })); |
| 1005 | /* *INDENT-ON* */ |
| 1006 | } |
| 1007 | if (writefds) |
| 1008 | { |
| 1009 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1010 | clib_bitmap_foreach (sid, ldp->wr_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1011 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1012 | fd = ldp_fd_from_sid (sid); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1013 | if (PREDICT_FALSE (fd < 0)) |
| 1014 | { |
| 1015 | errno = EBADFD; |
| 1016 | rv = -1; |
| 1017 | goto done; |
| 1018 | } |
| 1019 | FD_SET (fd, writefds); |
| 1020 | })); |
| 1021 | /* *INDENT-ON* */ |
| 1022 | } |
| 1023 | if (exceptfds) |
| 1024 | { |
| 1025 | /* *INDENT-OFF* */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1026 | clib_bitmap_foreach (sid, ldp->ex_bitmap, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1027 | ({ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1028 | fd = ldp_fd_from_sid (sid); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1029 | if (PREDICT_FALSE (fd < 0)) |
| 1030 | { |
| 1031 | errno = EBADFD; |
| 1032 | rv = -1; |
| 1033 | goto done; |
| 1034 | } |
| 1035 | FD_SET (fd, exceptfds); |
| 1036 | })); |
| 1037 | /* *INDENT-ON* */ |
| 1038 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1039 | ldp->select_vcl = 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1040 | goto done; |
| 1041 | } |
| 1042 | } |
| 1043 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1044 | ldp->select_vcl = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1045 | } |
| 1046 | if (libc_bits) |
| 1047 | { |
| 1048 | struct timespec tspec; |
| 1049 | |
| 1050 | func_str = "libc_pselect"; |
| 1051 | |
| 1052 | if (readfds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1053 | clib_memcpy (readfds, ldp->libc_rd_bitmap, |
| 1054 | vec_len (ldp->rd_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1055 | if (writefds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1056 | clib_memcpy (writefds, ldp->libc_wr_bitmap, |
| 1057 | vec_len (ldp->wr_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1058 | if (exceptfds) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1059 | clib_memcpy (exceptfds, ldp->libc_ex_bitmap, |
| 1060 | vec_len (ldp->ex_bitmap) * sizeof (clib_bitmap_t)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1061 | tspec.tv_sec = tspec.tv_nsec = 0; |
| 1062 | rv = libc_pselect (libc_bits, |
| 1063 | readfds ? readfds : NULL, |
| 1064 | writefds ? writefds : NULL, |
| 1065 | exceptfds ? exceptfds : NULL, &tspec, sigmask); |
| 1066 | if (rv != 0) |
| 1067 | goto done; |
| 1068 | } |
| 1069 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1070 | while ((time_out == -1) || (clib_time_now (&ldp->clib_time) < time_out)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1071 | rv = 0; |
| 1072 | |
| 1073 | done: |
| 1074 | /* TBD: set timeout to amount of time left */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1075 | vec_reset_length (ldp->rd_bitmap); |
| 1076 | vec_reset_length (ldp->sid_rd_bitmap); |
| 1077 | vec_reset_length (ldp->libc_rd_bitmap); |
| 1078 | vec_reset_length (ldp->wr_bitmap); |
| 1079 | vec_reset_length (ldp->sid_wr_bitmap); |
| 1080 | vec_reset_length (ldp->libc_wr_bitmap); |
| 1081 | vec_reset_length (ldp->ex_bitmap); |
| 1082 | vec_reset_length (ldp->sid_ex_bitmap); |
| 1083 | vec_reset_length (ldp->libc_ex_bitmap); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1084 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1085 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1086 | { |
| 1087 | if (rv < 0) |
| 1088 | { |
| 1089 | int errno_val = errno; |
| 1090 | perror (func_str); |
| 1091 | clib_warning ("LDP<%d>: ERROR: %s() failed! " |
| 1092 | "rv %d, errno = %d", getpid (), |
| 1093 | func_str, rv, errno_val); |
| 1094 | errno = errno_val; |
| 1095 | } |
| 1096 | else |
| 1097 | clib_warning ("LDP<%d>: returning %d (0x%x)", getpid (), rv, rv); |
| 1098 | } |
| 1099 | return rv; |
| 1100 | } |
| 1101 | |
| 1102 | int |
| 1103 | select (int nfds, fd_set * __restrict readfds, |
| 1104 | fd_set * __restrict writefds, |
| 1105 | fd_set * __restrict exceptfds, struct timeval *__restrict timeout) |
| 1106 | { |
| 1107 | struct timespec tspec; |
| 1108 | |
| 1109 | if (timeout) |
| 1110 | { |
| 1111 | tspec.tv_sec = timeout->tv_sec; |
| 1112 | tspec.tv_nsec = timeout->tv_usec * 1000; |
| 1113 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1114 | return ldp_pselect (nfds, readfds, writefds, exceptfds, |
| 1115 | timeout ? &tspec : NULL, NULL); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1116 | } |
| 1117 | |
| 1118 | #ifdef __USE_XOPEN2K |
| 1119 | int |
| 1120 | pselect (int nfds, fd_set * __restrict readfds, |
| 1121 | fd_set * __restrict writefds, |
| 1122 | fd_set * __restrict exceptfds, |
| 1123 | const struct timespec *__restrict timeout, |
| 1124 | const __sigset_t * __restrict sigmask) |
| 1125 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1126 | return ldp_pselect (nfds, readfds, writefds, exceptfds, timeout, 0); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1127 | } |
| 1128 | #endif |
| 1129 | |
| 1130 | int |
| 1131 | socket (int domain, int type, int protocol) |
| 1132 | { |
| 1133 | const char *func_str; |
| 1134 | int rv; |
| 1135 | u8 is_nonblocking = type & SOCK_NONBLOCK ? 1 : 0; |
| 1136 | int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK); |
| 1137 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1138 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1139 | return -1; |
| 1140 | |
| 1141 | if (((domain == AF_INET) || (domain == AF_INET6)) && |
| 1142 | ((sock_type == SOCK_STREAM) || (sock_type == SOCK_DGRAM))) |
| 1143 | { |
| 1144 | int sid; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1145 | u8 proto = ((sock_type == SOCK_DGRAM) ? |
| 1146 | VPPCOM_PROTO_UDP : VPPCOM_PROTO_TCP); |
| 1147 | |
| 1148 | func_str = "vppcom_session_create"; |
| 1149 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1150 | if (LDP_DEBUG > 0) |
Dave Wallace | c04cbf1 | 2018-02-07 18:14:02 -0500 | [diff] [blame] | 1151 | clib_warning ("LDP<%d>: : calling %s(): " |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1152 | "proto %u (%s), is_nonblocking %u", |
Dave Wallace | c04cbf1 | 2018-02-07 18:14:02 -0500 | [diff] [blame] | 1153 | getpid (), func_str, proto, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1154 | vppcom_proto_str (proto), is_nonblocking); |
| 1155 | |
Dave Wallace | c04cbf1 | 2018-02-07 18:14:02 -0500 | [diff] [blame] | 1156 | sid = vppcom_session_create (proto, is_nonblocking); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1157 | if (sid < 0) |
| 1158 | { |
| 1159 | errno = -sid; |
| 1160 | rv = -1; |
| 1161 | } |
| 1162 | else |
| 1163 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1164 | func_str = "ldp_fd_from_sid"; |
| 1165 | rv = ldp_fd_from_sid (sid); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1166 | if (rv < 0) |
| 1167 | { |
| 1168 | (void) vppcom_session_close (sid); |
| 1169 | errno = -rv; |
| 1170 | rv = -1; |
| 1171 | } |
| 1172 | } |
| 1173 | } |
| 1174 | else |
| 1175 | { |
| 1176 | func_str = "libc_socket"; |
| 1177 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1178 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1179 | clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str); |
| 1180 | |
| 1181 | rv = libc_socket (domain, type, protocol); |
| 1182 | } |
| 1183 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1184 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1185 | { |
| 1186 | if (rv < 0) |
| 1187 | { |
| 1188 | int errno_val = errno; |
| 1189 | perror (func_str); |
| 1190 | clib_warning ("LDP<%d>: ERROR: %s() failed! " |
| 1191 | "rv %d, errno = %d", |
| 1192 | getpid (), func_str, rv, errno_val); |
| 1193 | errno = errno_val; |
| 1194 | } |
| 1195 | else |
| 1196 | clib_warning ("LDP<%d>: : returning fd %d (0x%x)", getpid (), rv, rv); |
| 1197 | } |
| 1198 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1199 | } |
| 1200 | |
| 1201 | /* |
| 1202 | * Create two new sockets, of type TYPE in domain DOMAIN and using |
| 1203 | * protocol PROTOCOL, which are connected to each other, and put file |
| 1204 | * descriptors for them in FDS[0] and FDS[1]. If PROTOCOL is zero, |
| 1205 | * one will be chosen automatically. |
| 1206 | * Returns 0 on success, -1 for errors. |
| 1207 | * */ |
| 1208 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1209 | socketpair (int domain, int type, int protocol, int fds[2]) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1210 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1211 | const char *func_str; |
| 1212 | int rv; |
| 1213 | int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK); |
| 1214 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1215 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1216 | return -1; |
| 1217 | |
| 1218 | if (((domain == AF_INET) || (domain == AF_INET6)) && |
| 1219 | ((sock_type == SOCK_STREAM) || (sock_type == SOCK_DGRAM))) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1220 | { |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 1221 | func_str = __func__; |
| 1222 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1223 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 1224 | errno = ENOSYS; |
| 1225 | rv = -1; |
| 1226 | } |
| 1227 | else |
| 1228 | { |
| 1229 | func_str = "libc_socket"; |
| 1230 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1231 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1232 | clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str); |
| 1233 | |
| 1234 | rv = libc_socket (domain, type, protocol); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1235 | } |
| 1236 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1237 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1238 | { |
| 1239 | if (rv < 0) |
| 1240 | { |
| 1241 | int errno_val = errno; |
| 1242 | perror (func_str); |
| 1243 | clib_warning ("LDP<%d>: ERROR: %s() failed! " |
| 1244 | "rv %d, errno = %d", |
| 1245 | getpid (), func_str, rv, errno_val); |
| 1246 | errno = errno_val; |
| 1247 | } |
| 1248 | else |
| 1249 | clib_warning ("LDP<%d>: : returning fd %d (0x%x)", getpid (), rv, rv); |
| 1250 | } |
| 1251 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1252 | } |
| 1253 | |
| 1254 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1255 | bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1256 | { |
| 1257 | int rv; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1258 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1259 | u32 sid = ldp_sid_from_fd (fd); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1260 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1261 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1262 | return -1; |
| 1263 | |
| 1264 | if (sid != INVALID_SESSION_ID) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1265 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1266 | vppcom_endpt_t ep; |
| 1267 | |
| 1268 | func_str = "vppcom_session_bind"; |
| 1269 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1270 | switch (addr->sa_family) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1271 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1272 | case AF_INET: |
| 1273 | if (len != sizeof (struct sockaddr_in)) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1274 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1275 | clib_warning |
| 1276 | ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): Invalid " |
| 1277 | "AF_INET addr len %u!", getpid (), fd, fd, sid, sid, len); |
| 1278 | errno = EINVAL; |
| 1279 | rv = -1; |
| 1280 | goto done; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1281 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1282 | ep.is_ip4 = VPPCOM_IS_IP4; |
| 1283 | ep.ip = (u8 *) & ((const struct sockaddr_in *) addr)->sin_addr; |
| 1284 | ep.port = (u16) ((const struct sockaddr_in *) addr)->sin_port; |
| 1285 | break; |
| 1286 | |
| 1287 | case AF_INET6: |
| 1288 | if (len != sizeof (struct sockaddr_in6)) |
| 1289 | { |
| 1290 | clib_warning |
| 1291 | ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): Invalid " |
| 1292 | "AF_INET6 addr len %u!", getpid (), fd, fd, sid, sid, len); |
| 1293 | errno = EINVAL; |
| 1294 | rv = -1; |
| 1295 | goto done; |
| 1296 | } |
| 1297 | ep.is_ip4 = VPPCOM_IS_IP6; |
| 1298 | ep.ip = (u8 *) & ((const struct sockaddr_in6 *) addr)->sin6_addr; |
| 1299 | ep.port = (u16) ((const struct sockaddr_in6 *) addr)->sin6_port; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1300 | break; |
| 1301 | |
| 1302 | default: |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1303 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): sid %u (0x%x): " |
| 1304 | "Unsupported address family %u!", |
| 1305 | getpid (), fd, fd, sid, sid, addr->sa_family); |
| 1306 | errno = EAFNOSUPPORT; |
| 1307 | rv = -1; |
| 1308 | goto done; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1309 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1310 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1311 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 1312 | "addr %p, len %u", |
| 1313 | getpid (), fd, fd, func_str, sid, sid, addr, len); |
| 1314 | |
| 1315 | rv = vppcom_session_bind (sid, &ep); |
| 1316 | if (rv != VPPCOM_OK) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1317 | { |
| 1318 | errno = -rv; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1319 | rv = -1; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1320 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1321 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1322 | else |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1323 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1324 | func_str = "libc_bind"; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1325 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1326 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1327 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1328 | "addr %p, len %u", |
| 1329 | getpid (), fd, fd, func_str, addr, len); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1330 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1331 | rv = libc_bind (fd, addr, len); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1332 | } |
| 1333 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1334 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1335 | if (LDP_DEBUG > 0) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1336 | { |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1337 | if (rv < 0) |
| 1338 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1339 | int errno_val = errno; |
| 1340 | perror (func_str); |
| 1341 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1342 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1343 | func_str, rv, errno_val); |
| 1344 | errno = errno_val; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1345 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1346 | else |
| 1347 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1348 | getpid (), fd, fd, rv, rv); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1349 | } |
| 1350 | return rv; |
| 1351 | } |
| 1352 | |
| 1353 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1354 | ldp_copy_ep_to_sockaddr (__SOCKADDR_ARG addr, socklen_t * __restrict len, |
| 1355 | vppcom_endpt_t * ep) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1356 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1357 | int rv = 0; |
| 1358 | int sa_len, copy_len; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1359 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1360 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1361 | return -1; |
| 1362 | |
| 1363 | if (addr && len && ep) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1364 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1365 | addr->sa_family = (ep->is_ip4 == VPPCOM_IS_IP4) ? AF_INET : AF_INET6; |
| 1366 | switch (addr->sa_family) |
| 1367 | { |
| 1368 | case AF_INET: |
| 1369 | ((struct sockaddr_in *) addr)->sin_port = ep->port; |
| 1370 | if (*len > sizeof (struct sockaddr_in)) |
| 1371 | *len = sizeof (struct sockaddr_in); |
| 1372 | sa_len = sizeof (struct sockaddr_in) - sizeof (struct in_addr); |
| 1373 | copy_len = *len - sa_len; |
| 1374 | if (copy_len > 0) |
| 1375 | memcpy (&((struct sockaddr_in *) addr)->sin_addr, ep->ip, |
| 1376 | copy_len); |
| 1377 | break; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1378 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1379 | case AF_INET6: |
| 1380 | ((struct sockaddr_in6 *) addr)->sin6_port = ep->port; |
| 1381 | if (*len > sizeof (struct sockaddr_in6)) |
| 1382 | *len = sizeof (struct sockaddr_in6); |
| 1383 | sa_len = sizeof (struct sockaddr_in6) - sizeof (struct in6_addr); |
| 1384 | copy_len = *len - sa_len; |
| 1385 | if (copy_len > 0) |
| 1386 | memcpy (((struct sockaddr_in6 *) addr)->sin6_addr. |
| 1387 | __in6_u.__u6_addr8, ep->ip, copy_len); |
| 1388 | break; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1389 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1390 | default: |
| 1391 | /* Not possible */ |
| 1392 | rv = -EAFNOSUPPORT; |
| 1393 | break; |
| 1394 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1395 | } |
Dave Wallace | e695cb4 | 2017-11-02 22:04:42 -0400 | [diff] [blame] | 1396 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1397 | } |
| 1398 | |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1399 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1400 | getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1401 | { |
| 1402 | int rv; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1403 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1404 | u32 sid = ldp_sid_from_fd (fd); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1405 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1406 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1407 | return -1; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1408 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1409 | if (sid != INVALID_SESSION_ID) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1410 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1411 | vppcom_endpt_t ep; |
| 1412 | u8 addr_buf[sizeof (struct in6_addr)]; |
| 1413 | u32 size = sizeof (ep); |
| 1414 | |
| 1415 | ep.ip = addr_buf; |
| 1416 | func_str = "vppcom_session_attr[GET_LCL_ADDR]"; |
| 1417 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1418 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1419 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 1420 | "addr %p, len %u", |
| 1421 | getpid (), fd, fd, func_str, sid, sid, addr, len); |
| 1422 | |
| 1423 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size); |
| 1424 | if (rv != VPPCOM_OK) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1425 | { |
| 1426 | errno = -rv; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1427 | rv = -1; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1428 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1429 | else |
| 1430 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1431 | rv = ldp_copy_ep_to_sockaddr (addr, len, &ep); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1432 | if (rv != VPPCOM_OK) |
| 1433 | { |
| 1434 | errno = -rv; |
| 1435 | rv = -1; |
| 1436 | } |
| 1437 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1438 | } |
| 1439 | else |
| 1440 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1441 | func_str = "libc_getsockname"; |
| 1442 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1443 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1444 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1445 | "addr %p, len %u", |
| 1446 | getpid (), fd, fd, func_str, addr, len); |
| 1447 | |
| 1448 | rv = libc_getsockname (fd, addr, len); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1449 | } |
| 1450 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1451 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1452 | { |
| 1453 | if (rv < 0) |
| 1454 | { |
| 1455 | int errno_val = errno; |
| 1456 | perror (func_str); |
| 1457 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1458 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1459 | func_str, rv, errno_val); |
| 1460 | errno = errno_val; |
| 1461 | } |
| 1462 | else |
| 1463 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1464 | getpid (), fd, fd, rv, rv); |
| 1465 | } |
| 1466 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1467 | } |
| 1468 | |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1469 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1470 | connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1471 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1472 | int rv; |
| 1473 | const char *func_str = __func__; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1474 | u32 sid = ldp_sid_from_fd (fd); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1475 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1476 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1477 | return -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1478 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1479 | if (!addr) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1480 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1481 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): NULL addr, len %u", |
| 1482 | getpid (), fd, fd, len); |
| 1483 | errno = EINVAL; |
| 1484 | rv = -1; |
| 1485 | goto done; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 1486 | } |
| 1487 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1488 | if (sid != INVALID_SESSION_ID) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1489 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1490 | vppcom_endpt_t ep; |
| 1491 | |
| 1492 | func_str = "vppcom_session_connect"; |
| 1493 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1494 | switch (addr->sa_family) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1495 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1496 | case AF_INET: |
| 1497 | if (len != sizeof (struct sockaddr_in)) |
| 1498 | { |
| 1499 | clib_warning |
| 1500 | ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): Invalid " |
| 1501 | "AF_INET addr len %u!", getpid (), fd, fd, sid, sid, len); |
| 1502 | errno = EINVAL; |
| 1503 | rv = -1; |
| 1504 | goto done; |
| 1505 | } |
| 1506 | ep.is_ip4 = VPPCOM_IS_IP4; |
| 1507 | ep.ip = (u8 *) & ((const struct sockaddr_in *) addr)->sin_addr; |
| 1508 | ep.port = (u16) ((const struct sockaddr_in *) addr)->sin_port; |
| 1509 | break; |
| 1510 | |
| 1511 | case AF_INET6: |
| 1512 | if (len != sizeof (struct sockaddr_in6)) |
| 1513 | { |
| 1514 | clib_warning |
| 1515 | ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): Invalid " |
| 1516 | "AF_INET6 addr len %u!", getpid (), fd, fd, sid, sid, len); |
| 1517 | errno = EINVAL; |
| 1518 | rv = -1; |
| 1519 | goto done; |
| 1520 | } |
| 1521 | ep.is_ip4 = VPPCOM_IS_IP6; |
| 1522 | ep.ip = (u8 *) & ((const struct sockaddr_in6 *) addr)->sin6_addr; |
| 1523 | ep.port = (u16) ((const struct sockaddr_in6 *) addr)->sin6_port; |
| 1524 | break; |
| 1525 | |
| 1526 | default: |
| 1527 | clib_warning ("LDP<%d>: fd %d (0x%x): ERROR sid %u (0x%x): " |
| 1528 | "Unsupported address family %u!", |
| 1529 | getpid (), fd, fd, sid, sid, addr->sa_family); |
| 1530 | errno = EAFNOSUPPORT; |
| 1531 | rv = -1; |
| 1532 | goto done; |
| 1533 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1534 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1535 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x) " |
| 1536 | "addr %p len %u", |
| 1537 | getpid (), fd, fd, func_str, sid, sid, addr, len); |
| 1538 | |
| 1539 | rv = vppcom_session_connect (sid, &ep); |
| 1540 | if (rv != VPPCOM_OK) |
| 1541 | { |
| 1542 | errno = -rv; |
| 1543 | rv = -1; |
| 1544 | } |
| 1545 | } |
| 1546 | else |
| 1547 | { |
| 1548 | func_str = "libc_connect"; |
| 1549 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1550 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1551 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1552 | "addr %p, len %u", |
| 1553 | getpid (), fd, fd, func_str, addr, len); |
| 1554 | |
| 1555 | rv = libc_connect (fd, addr, len); |
| 1556 | } |
| 1557 | |
| 1558 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1559 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1560 | { |
| 1561 | if (rv < 0) |
| 1562 | { |
| 1563 | int errno_val = errno; |
| 1564 | perror (func_str); |
| 1565 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1566 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1567 | func_str, rv, errno_val); |
| 1568 | errno = errno_val; |
| 1569 | } |
| 1570 | else |
| 1571 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1572 | getpid (), fd, fd, rv, rv); |
| 1573 | } |
| 1574 | return rv; |
| 1575 | } |
| 1576 | |
| 1577 | int |
| 1578 | getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len) |
| 1579 | { |
| 1580 | int rv; |
| 1581 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1582 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1583 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1584 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1585 | return -1; |
| 1586 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1587 | if (sid != INVALID_SESSION_ID) |
| 1588 | { |
| 1589 | vppcom_endpt_t ep; |
| 1590 | u8 addr_buf[sizeof (struct in6_addr)]; |
| 1591 | u32 size = sizeof (ep); |
| 1592 | |
| 1593 | ep.ip = addr_buf; |
| 1594 | func_str = "vppcom_session_attr[GET_PEER_ADDR]"; |
| 1595 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1596 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1597 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 1598 | "addr %p, len %u", |
| 1599 | getpid (), fd, fd, func_str, sid, sid, addr, len); |
| 1600 | |
| 1601 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_PEER_ADDR, &ep, &size); |
| 1602 | if (rv != VPPCOM_OK) |
| 1603 | { |
| 1604 | errno = -rv; |
| 1605 | rv = -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1606 | } |
| 1607 | else |
| 1608 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1609 | rv = ldp_copy_ep_to_sockaddr (addr, len, &ep); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1610 | if (rv != VPPCOM_OK) |
| 1611 | { |
| 1612 | errno = -rv; |
| 1613 | rv = -1; |
| 1614 | } |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1615 | } |
| 1616 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1617 | else |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1618 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1619 | func_str = "libc_getpeername"; |
| 1620 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1621 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1622 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1623 | "addr %p, len %u", |
| 1624 | getpid (), fd, fd, func_str, addr, len); |
| 1625 | |
| 1626 | rv = libc_getpeername (fd, addr, len); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1627 | } |
| 1628 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1629 | if (LDP_DEBUG > 2) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1630 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1631 | if (rv < 0) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1632 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1633 | int errno_val = errno; |
| 1634 | perror (func_str); |
| 1635 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1636 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1637 | func_str, rv, errno_val); |
| 1638 | errno = errno_val; |
| 1639 | } |
| 1640 | else |
| 1641 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1642 | getpid (), fd, fd, rv, rv); |
| 1643 | } |
| 1644 | return rv; |
| 1645 | } |
| 1646 | |
| 1647 | ssize_t |
| 1648 | send (int fd, const void *buf, size_t n, int flags) |
| 1649 | { |
| 1650 | ssize_t size; |
| 1651 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1652 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1653 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1654 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1655 | return -1; |
| 1656 | |
| 1657 | if (sid != INVALID_SESSION_ID) |
| 1658 | { |
| 1659 | |
| 1660 | func_str = "vppcom_session_sendto"; |
| 1661 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1662 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1663 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 1664 | "buf %p, n %u, flags 0x%x", |
| 1665 | getpid (), fd, fd, func_str, sid, sid, buf, n, flags); |
| 1666 | |
| 1667 | size = vppcom_session_sendto (sid, (void *) buf, n, flags, NULL); |
| 1668 | if (size != VPPCOM_OK) |
| 1669 | { |
| 1670 | errno = -size; |
| 1671 | size = -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 1672 | } |
| 1673 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1674 | else |
| 1675 | { |
| 1676 | func_str = "libc_send"; |
| 1677 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1678 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1679 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1680 | "buf %p, n %u, flags 0x%x", |
| 1681 | getpid (), fd, fd, func_str, buf, n, flags); |
| 1682 | |
| 1683 | size = libc_send (fd, buf, n, flags); |
| 1684 | } |
| 1685 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1686 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1687 | { |
| 1688 | if (size < 0) |
| 1689 | { |
| 1690 | int errno_val = errno; |
| 1691 | perror (func_str); |
| 1692 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1693 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1694 | func_str, size, errno_val); |
| 1695 | errno = errno_val; |
| 1696 | } |
| 1697 | else |
| 1698 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1699 | getpid (), fd, fd, size, size); |
| 1700 | } |
| 1701 | return size; |
| 1702 | } |
| 1703 | |
| 1704 | ssize_t |
| 1705 | sendfile (int out_fd, int in_fd, off_t * offset, size_t len) |
| 1706 | { |
| 1707 | ssize_t size = 0; |
| 1708 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1709 | u32 sid = ldp_sid_from_fd (out_fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1710 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1711 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1712 | return -1; |
| 1713 | |
| 1714 | if (sid != INVALID_SESSION_ID) |
| 1715 | { |
| 1716 | int rv; |
| 1717 | ssize_t results = 0; |
| 1718 | size_t n_bytes_left = len; |
| 1719 | size_t bytes_to_read; |
| 1720 | int nbytes; |
| 1721 | int errno_val; |
| 1722 | u8 eagain = 0; |
| 1723 | u32 flags, flags_len = sizeof (flags); |
| 1724 | |
| 1725 | func_str = "vppcom_session_attr[GET_FLAGS]"; |
| 1726 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, |
| 1727 | &flags_len); |
| 1728 | if (PREDICT_FALSE (rv != VPPCOM_OK)) |
| 1729 | { |
| 1730 | clib_warning ("LDP<%d>: ERROR: out fd %d (0x%x): %s(): " |
| 1731 | "sid %u (0x%x), returned %d (%s)!", getpid (), |
| 1732 | out_fd, out_fd, func_str, sid, sid, rv, |
| 1733 | vppcom_retval_str (rv)); |
| 1734 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1735 | vec_reset_length (ldp->io_buffer); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1736 | errno = -rv; |
| 1737 | size = -1; |
| 1738 | goto done; |
| 1739 | } |
| 1740 | |
| 1741 | if (offset) |
| 1742 | { |
| 1743 | off_t off = lseek (in_fd, *offset, SEEK_SET); |
| 1744 | if (PREDICT_FALSE (off == -1)) |
| 1745 | { |
| 1746 | func_str = "lseek"; |
| 1747 | errno_val = errno; |
| 1748 | clib_warning ("LDP<%d>: ERROR: out fd %d (0x%x): %s(): " |
| 1749 | "SEEK_SET failed: in_fd %d, offset %p, " |
| 1750 | "*offset %ld, rv %ld, errno %d", getpid (), |
| 1751 | out_fd, out_fd, in_fd, offset, *offset, off, |
| 1752 | errno_val); |
| 1753 | errno = errno_val; |
| 1754 | size = -1; |
| 1755 | goto done; |
| 1756 | } |
| 1757 | |
| 1758 | ASSERT (off == *offset); |
| 1759 | } |
| 1760 | |
| 1761 | do |
| 1762 | { |
| 1763 | func_str = "vppcom_session_attr[GET_NWRITE]"; |
| 1764 | size = vppcom_session_attr (sid, VPPCOM_ATTR_GET_NWRITE, 0, 0); |
| 1765 | if (size < 0) |
| 1766 | { |
| 1767 | clib_warning |
| 1768 | ("LDP<%d>: ERROR: fd %d (0x%x): %s(): sid %u (0x%x), " |
| 1769 | "returned %d (%s)!", getpid (), out_fd, out_fd, func_str, |
| 1770 | sid, sid, size, vppcom_retval_str (size)); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1771 | vec_reset_length (ldp->io_buffer); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1772 | errno = -size; |
| 1773 | size = -1; |
| 1774 | goto done; |
| 1775 | } |
| 1776 | |
| 1777 | bytes_to_read = size; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1778 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1779 | clib_warning |
| 1780 | ("LDP<%d>: fd %d (0x%x): called %s(): sid %u (0x%x), " |
| 1781 | "results %ld, n_bytes_left %lu, bytes_to_read %lu", getpid (), |
| 1782 | out_fd, out_fd, func_str, sid, sid, results, n_bytes_left, |
| 1783 | bytes_to_read); |
| 1784 | |
| 1785 | if (bytes_to_read == 0) |
| 1786 | { |
| 1787 | if (flags & O_NONBLOCK) |
| 1788 | { |
| 1789 | if (!results) |
| 1790 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1791 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1792 | clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): " |
| 1793 | "EAGAIN", |
| 1794 | getpid (), out_fd, out_fd, sid, sid); |
| 1795 | eagain = 1; |
| 1796 | } |
| 1797 | goto update_offset; |
| 1798 | } |
| 1799 | else |
| 1800 | continue; |
| 1801 | } |
| 1802 | bytes_to_read = clib_min (n_bytes_left, bytes_to_read); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1803 | vec_validate (ldp->io_buffer, bytes_to_read); |
| 1804 | nbytes = libc_read (in_fd, ldp->io_buffer, bytes_to_read); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1805 | if (nbytes < 0) |
| 1806 | { |
| 1807 | func_str = "libc_read"; |
| 1808 | errno_val = errno; |
| 1809 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): in_fd (%d), " |
| 1810 | "io_buffer %p, bytes_to_read %lu, rv %d, " |
| 1811 | "errno %d", getpid (), out_fd, out_fd, func_str, |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1812 | in_fd, ldp->io_buffer, bytes_to_read, nbytes, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1813 | errno_val); |
| 1814 | errno = errno_val; |
| 1815 | |
| 1816 | if (results == 0) |
| 1817 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1818 | vec_reset_length (ldp->io_buffer); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1819 | size = -1; |
| 1820 | goto done; |
| 1821 | } |
| 1822 | goto update_offset; |
| 1823 | } |
| 1824 | func_str = "vppcom_session_write"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1825 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1826 | clib_warning |
| 1827 | ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " |
| 1828 | "buf %p, nbytes %u: results %d, n_bytes_left %d", getpid (), |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1829 | out_fd, out_fd, func_str, sid, sid, ldp->io_buffer, nbytes, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1830 | results, n_bytes_left); |
| 1831 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1832 | size = vppcom_session_write (sid, ldp->io_buffer, nbytes); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1833 | if (size < 0) |
| 1834 | { |
| 1835 | if (size == VPPCOM_EAGAIN) |
| 1836 | { |
| 1837 | if (flags & O_NONBLOCK) |
| 1838 | { |
| 1839 | if (!results) |
| 1840 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1841 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1842 | clib_warning |
| 1843 | ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): " |
| 1844 | "EAGAIN", getpid (), out_fd, out_fd, sid, sid); |
| 1845 | eagain = 1; |
| 1846 | } |
| 1847 | goto update_offset; |
| 1848 | } |
| 1849 | else |
| 1850 | continue; |
| 1851 | } |
| 1852 | else |
| 1853 | { |
| 1854 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s():" |
| 1855 | "sid %u, io_buffer %p, nbytes %u " |
| 1856 | "returned %d (%s)", |
| 1857 | getpid (), out_fd, out_fd, func_str, |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1858 | sid, ldp->io_buffer, nbytes, |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1859 | size, vppcom_retval_str (size)); |
| 1860 | } |
| 1861 | if (results == 0) |
| 1862 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1863 | vec_reset_length (ldp->io_buffer); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1864 | errno = -size; |
| 1865 | size = -1; |
| 1866 | goto done; |
| 1867 | } |
| 1868 | goto update_offset; |
| 1869 | } |
| 1870 | |
| 1871 | results += nbytes; |
| 1872 | ASSERT (n_bytes_left >= nbytes); |
| 1873 | n_bytes_left = n_bytes_left - nbytes; |
| 1874 | } |
| 1875 | while (n_bytes_left > 0); |
| 1876 | |
| 1877 | update_offset: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1878 | vec_reset_length (ldp->io_buffer); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1879 | if (offset) |
| 1880 | { |
| 1881 | off_t off = lseek (in_fd, *offset, SEEK_SET); |
| 1882 | if (PREDICT_FALSE (off == -1)) |
| 1883 | { |
| 1884 | func_str = "lseek"; |
| 1885 | errno_val = errno; |
| 1886 | clib_warning ("LDP<%d>: ERROR: %s(): SEEK_SET failed: " |
| 1887 | "in_fd %d, offset %p, *offset %ld, " |
| 1888 | "rv %ld, errno %d", getpid (), in_fd, |
| 1889 | offset, *offset, off, errno_val); |
| 1890 | errno = errno_val; |
| 1891 | size = -1; |
| 1892 | goto done; |
| 1893 | } |
| 1894 | |
| 1895 | ASSERT (off == *offset); |
| 1896 | *offset += results + 1; |
| 1897 | } |
| 1898 | if (eagain) |
| 1899 | { |
| 1900 | errno = EAGAIN; |
| 1901 | size = -1; |
| 1902 | } |
| 1903 | else |
| 1904 | size = results; |
| 1905 | } |
| 1906 | else |
| 1907 | { |
| 1908 | func_str = "libc_send"; |
| 1909 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1910 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1911 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1912 | "in_fd %d, offset %p, len %u", |
| 1913 | getpid (), out_fd, out_fd, func_str, |
| 1914 | in_fd, offset, len); |
| 1915 | |
| 1916 | size = libc_sendfile (out_fd, in_fd, offset, len); |
| 1917 | } |
| 1918 | |
| 1919 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1920 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1921 | { |
| 1922 | if (size < 0) |
| 1923 | { |
| 1924 | int errno_val = errno; |
| 1925 | perror (func_str); |
| 1926 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1927 | "rv %d, errno = %d", getpid (), out_fd, out_fd, |
| 1928 | func_str, size, errno_val); |
| 1929 | errno = errno_val; |
| 1930 | } |
| 1931 | else |
| 1932 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1933 | getpid (), out_fd, out_fd, size, size); |
| 1934 | } |
| 1935 | return size; |
| 1936 | } |
| 1937 | |
| 1938 | ssize_t |
| 1939 | sendfile64 (int out_fd, int in_fd, off_t * offset, size_t len) |
| 1940 | { |
| 1941 | return sendfile (out_fd, in_fd, offset, len); |
| 1942 | } |
| 1943 | |
| 1944 | ssize_t |
| 1945 | recv (int fd, void *buf, size_t n, int flags) |
| 1946 | { |
| 1947 | ssize_t size; |
| 1948 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1949 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1950 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1951 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1952 | return -1; |
| 1953 | |
| 1954 | if (sid != INVALID_SESSION_ID) |
| 1955 | { |
| 1956 | func_str = "vppcom_session_recvfrom"; |
| 1957 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1958 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1959 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1960 | "sid %u (0x%x), buf %p, n %u, flags 0x%x", getpid (), |
| 1961 | fd, fd, func_str, sid, sid, buf, n, flags); |
| 1962 | |
| 1963 | size = vppcom_session_recvfrom (sid, buf, n, flags, NULL); |
| 1964 | if (size < 0) |
| 1965 | { |
| 1966 | errno = -size; |
| 1967 | size = -1; |
| 1968 | } |
| 1969 | } |
| 1970 | else |
| 1971 | { |
| 1972 | func_str = "libc_recv"; |
| 1973 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1974 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1975 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 1976 | "buf %p, n %u, flags 0x%x", getpid (), |
| 1977 | fd, fd, func_str, buf, n, flags); |
| 1978 | |
| 1979 | size = libc_recv (fd, buf, n, flags); |
| 1980 | } |
| 1981 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 1982 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 1983 | { |
| 1984 | if (size < 0) |
| 1985 | { |
| 1986 | int errno_val = errno; |
| 1987 | perror (func_str); |
| 1988 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 1989 | "rv %d, errno = %d", getpid (), fd, fd, |
| 1990 | func_str, size, errno_val); |
| 1991 | errno = errno_val; |
| 1992 | } |
| 1993 | else |
| 1994 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 1995 | getpid (), fd, fd, size, size); |
| 1996 | } |
| 1997 | return size; |
| 1998 | } |
| 1999 | |
| 2000 | ssize_t |
| 2001 | sendto (int fd, const void *buf, size_t n, int flags, |
| 2002 | __CONST_SOCKADDR_ARG addr, socklen_t addr_len) |
| 2003 | { |
| 2004 | ssize_t size; |
| 2005 | const char *func_str = __func__; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2006 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2007 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2008 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2009 | return -1; |
| 2010 | |
| 2011 | if (sid != INVALID_SESSION_ID) |
| 2012 | { |
| 2013 | vppcom_endpt_t *ep = 0; |
| 2014 | vppcom_endpt_t _ep; |
| 2015 | |
| 2016 | if (addr) |
| 2017 | { |
| 2018 | ep = &_ep; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2019 | switch (addr->sa_family) |
| 2020 | { |
| 2021 | case AF_INET: |
| 2022 | ep->is_ip4 = VPPCOM_IS_IP4; |
| 2023 | ep->ip = |
| 2024 | (uint8_t *) & ((const struct sockaddr_in *) addr)->sin_addr; |
| 2025 | ep->port = |
| 2026 | (uint16_t) ((const struct sockaddr_in *) addr)->sin_port; |
| 2027 | break; |
| 2028 | |
| 2029 | case AF_INET6: |
| 2030 | ep->is_ip4 = VPPCOM_IS_IP6; |
| 2031 | ep->ip = |
| 2032 | (uint8_t *) & ((const struct sockaddr_in6 *) addr)->sin6_addr; |
| 2033 | ep->port = |
| 2034 | (uint16_t) ((const struct sockaddr_in6 *) addr)->sin6_port; |
| 2035 | break; |
| 2036 | |
| 2037 | default: |
| 2038 | errno = EAFNOSUPPORT; |
| 2039 | size = -1; |
| 2040 | goto done; |
| 2041 | } |
| 2042 | } |
| 2043 | |
| 2044 | func_str = "vppcom_session_sendto"; |
| 2045 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2046 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2047 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2048 | "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p", |
| 2049 | getpid (), fd, fd, func_str, sid, sid, buf, n, |
| 2050 | flags, ep); |
| 2051 | |
| 2052 | size = vppcom_session_sendto (sid, (void *) buf, n, flags, ep); |
| 2053 | if (size < 0) |
| 2054 | { |
| 2055 | errno = -size; |
| 2056 | size = -1; |
| 2057 | } |
| 2058 | } |
| 2059 | else |
| 2060 | { |
| 2061 | func_str = "libc_sendto"; |
| 2062 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2063 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2064 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2065 | "buf %p, n %u, flags 0x%x, addr %p, addr_len %d", |
| 2066 | getpid (), fd, fd, func_str, buf, n, flags, |
| 2067 | addr, addr_len); |
| 2068 | |
| 2069 | size = libc_sendto (fd, buf, n, flags, addr, addr_len); |
| 2070 | } |
| 2071 | |
| 2072 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2073 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2074 | { |
| 2075 | if (size < 0) |
| 2076 | { |
| 2077 | int errno_val = errno; |
| 2078 | perror (func_str); |
| 2079 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2080 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2081 | func_str, size, errno_val); |
| 2082 | errno = errno_val; |
| 2083 | } |
| 2084 | else |
| 2085 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2086 | getpid (), fd, fd, size, size); |
| 2087 | } |
| 2088 | return size; |
| 2089 | } |
| 2090 | |
| 2091 | ssize_t |
| 2092 | recvfrom (int fd, void *__restrict buf, size_t n, int flags, |
| 2093 | __SOCKADDR_ARG addr, socklen_t * __restrict addr_len) |
| 2094 | { |
| 2095 | ssize_t size; |
| 2096 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2097 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2098 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2099 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2100 | return -1; |
| 2101 | |
| 2102 | if (sid != INVALID_SESSION_ID) |
| 2103 | { |
| 2104 | vppcom_endpt_t ep; |
| 2105 | u8 src_addr[sizeof (struct sockaddr_in6)]; |
| 2106 | |
| 2107 | func_str = "vppcom_session_recvfrom"; |
| 2108 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2109 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2110 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2111 | "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p", |
| 2112 | getpid (), fd, fd, func_str, sid, sid, buf, n, |
| 2113 | flags, &ep); |
| 2114 | if (addr) |
| 2115 | { |
| 2116 | ep.ip = src_addr; |
| 2117 | size = vppcom_session_recvfrom (sid, buf, n, flags, &ep); |
| 2118 | |
| 2119 | if (size > 0) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2120 | size = ldp_copy_ep_to_sockaddr (addr, addr_len, &ep); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2121 | } |
| 2122 | else |
| 2123 | size = vppcom_session_recvfrom (sid, buf, n, flags, NULL); |
| 2124 | |
| 2125 | if (size < 0) |
| 2126 | { |
| 2127 | errno = -size; |
| 2128 | size = -1; |
| 2129 | } |
| 2130 | } |
| 2131 | else |
| 2132 | { |
| 2133 | func_str = "libc_recvfrom"; |
| 2134 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2135 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2136 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2137 | "buf %p, n %u, flags 0x%x, addr %p, addr_len %d", |
| 2138 | getpid (), fd, fd, func_str, buf, n, flags, |
| 2139 | addr, addr_len); |
| 2140 | |
| 2141 | size = libc_recvfrom (fd, buf, n, flags, addr, addr_len); |
| 2142 | } |
| 2143 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2144 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2145 | { |
| 2146 | if (size < 0) |
| 2147 | { |
| 2148 | int errno_val = errno; |
| 2149 | perror (func_str); |
| 2150 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2151 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2152 | func_str, size, errno_val); |
| 2153 | errno = errno_val; |
| 2154 | } |
| 2155 | else |
| 2156 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2157 | getpid (), fd, fd, size, size); |
| 2158 | } |
| 2159 | return size; |
| 2160 | } |
| 2161 | |
| 2162 | ssize_t |
| 2163 | sendmsg (int fd, const struct msghdr * message, int flags) |
| 2164 | { |
| 2165 | ssize_t size; |
| 2166 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2167 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2168 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2169 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2170 | return -1; |
| 2171 | |
| 2172 | if (sid != INVALID_SESSION_ID) |
| 2173 | { |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 2174 | func_str = __func__; |
| 2175 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2176 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 2177 | errno = ENOSYS; |
| 2178 | size = -1; |
| 2179 | } |
| 2180 | else |
| 2181 | { |
| 2182 | func_str = "libc_sendmsg"; |
| 2183 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2184 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2185 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2186 | "message %p, flags 0x%x", |
| 2187 | getpid (), fd, fd, func_str, message, flags); |
| 2188 | |
| 2189 | size = libc_sendmsg (fd, message, flags); |
| 2190 | } |
| 2191 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2192 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2193 | { |
| 2194 | if (size < 0) |
| 2195 | { |
| 2196 | int errno_val = errno; |
| 2197 | perror (func_str); |
| 2198 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2199 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2200 | func_str, size, errno_val); |
| 2201 | errno = errno_val; |
| 2202 | } |
| 2203 | else |
| 2204 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2205 | getpid (), fd, fd, size, size); |
| 2206 | } |
| 2207 | return size; |
| 2208 | } |
| 2209 | |
| 2210 | #ifdef USE_GNU |
| 2211 | int |
| 2212 | sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags) |
| 2213 | { |
| 2214 | ssize_t size; |
| 2215 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2216 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2217 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2218 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2219 | return -1; |
| 2220 | |
| 2221 | if (sid != INVALID_SESSION_ID) |
| 2222 | { |
| 2223 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 2224 | errno = ENOSYS; |
| 2225 | size = -1; |
| 2226 | } |
| 2227 | else |
| 2228 | { |
| 2229 | func_str = "libc_sendmmsg"; |
| 2230 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2231 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2232 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2233 | "vmessages %p, vlen %u, flags 0x%x", |
| 2234 | getpid (), fd, fd, func_str, vmessages, vlen, flags); |
| 2235 | |
| 2236 | size = libc_sendmmsg (fd, vmessages, vlen, flags); |
| 2237 | } |
| 2238 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2239 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2240 | { |
| 2241 | if (size < 0) |
| 2242 | { |
| 2243 | int errno_val = errno; |
| 2244 | perror (func_str); |
| 2245 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2246 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2247 | func_str, size, errno_val); |
| 2248 | errno = errno_val; |
| 2249 | } |
| 2250 | else |
| 2251 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2252 | getpid (), fd, fd, size, size); |
| 2253 | } |
| 2254 | return size; |
| 2255 | } |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2256 | #endif |
| 2257 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2258 | ssize_t |
| 2259 | recvmsg (int fd, struct msghdr * message, int flags) |
| 2260 | { |
| 2261 | ssize_t size; |
| 2262 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2263 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2264 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2265 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2266 | return -1; |
| 2267 | |
| 2268 | if (sid != INVALID_SESSION_ID) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2269 | { |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 2270 | func_str = __func__; |
| 2271 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2272 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 2273 | errno = ENOSYS; |
| 2274 | size = -1; |
| 2275 | } |
| 2276 | else |
| 2277 | { |
| 2278 | func_str = "libc_recvmsg"; |
| 2279 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2280 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2281 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2282 | "message %p, flags 0x%x", |
| 2283 | getpid (), fd, fd, func_str, message, flags); |
| 2284 | |
| 2285 | size = libc_recvmsg (fd, message, flags); |
| 2286 | } |
| 2287 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2288 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2289 | { |
| 2290 | if (size < 0) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2291 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2292 | int errno_val = errno; |
| 2293 | perror (func_str); |
| 2294 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2295 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2296 | func_str, size, errno_val); |
| 2297 | errno = errno_val; |
| 2298 | } |
| 2299 | else |
| 2300 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2301 | getpid (), fd, fd, size, size); |
| 2302 | } |
| 2303 | return size; |
| 2304 | } |
| 2305 | |
| 2306 | #ifdef USE_GNU |
| 2307 | int |
| 2308 | recvmmsg (int fd, struct mmsghdr *vmessages, |
| 2309 | unsigned int vlen, int flags, struct timespec *tmo) |
| 2310 | { |
| 2311 | ssize_t size; |
| 2312 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2313 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2314 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2315 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2316 | return -1; |
| 2317 | |
| 2318 | if (sid != INVALID_SESSION_ID) |
| 2319 | { |
| 2320 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 2321 | errno = ENOSYS; |
| 2322 | size = -1; |
| 2323 | } |
| 2324 | else |
| 2325 | { |
| 2326 | func_str = "libc_recvmmsg"; |
| 2327 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2328 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2329 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2330 | "vmessages %p, vlen %u, flags 0x%x, tmo %p", |
| 2331 | getpid (), fd, fd, func_str, vmessages, vlen, |
| 2332 | flags, tmo); |
| 2333 | |
| 2334 | size = libc_recvmmsg (fd, vmessages, vlen, flags, tmo); |
| 2335 | } |
| 2336 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2337 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2338 | { |
| 2339 | if (size < 0) |
| 2340 | { |
| 2341 | int errno_val = errno; |
| 2342 | perror (func_str); |
| 2343 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2344 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2345 | func_str, size, errno_val); |
| 2346 | errno = errno_val; |
| 2347 | } |
| 2348 | else |
| 2349 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2350 | getpid (), fd, fd, size, size); |
| 2351 | } |
| 2352 | return size; |
| 2353 | } |
| 2354 | #endif |
| 2355 | |
| 2356 | int |
| 2357 | getsockopt (int fd, int level, int optname, |
| 2358 | void *__restrict optval, socklen_t * __restrict optlen) |
| 2359 | { |
| 2360 | int rv; |
| 2361 | const char *func_str = __func__; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2362 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 2363 | u32 buflen = optlen ? (u32) * optlen : 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2364 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2365 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2366 | return -1; |
| 2367 | |
| 2368 | if (sid != INVALID_SESSION_ID) |
| 2369 | { |
| 2370 | rv = -EOPNOTSUPP; |
| 2371 | |
| 2372 | switch (level) |
| 2373 | { |
| 2374 | case SOL_TCP: |
| 2375 | switch (optname) |
| 2376 | { |
| 2377 | case TCP_NODELAY: |
| 2378 | func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_NODELAY]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2379 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2380 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2381 | "sid %u (0x%x)", |
| 2382 | getpid (), fd, fd, func_str, sid, sid); |
| 2383 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_NODELAY, |
| 2384 | optval, optlen); |
| 2385 | break; |
| 2386 | case TCP_MAXSEG: |
| 2387 | func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_USER_MSS]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2388 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2389 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2390 | "sid %u (0x%x)", |
| 2391 | getpid (), fd, fd, func_str, sid, sid); |
| 2392 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_USER_MSS, |
| 2393 | optval, optlen); |
| 2394 | break; |
| 2395 | case TCP_KEEPIDLE: |
| 2396 | func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPIDLE]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2397 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2398 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2399 | "sid %u (0x%x)", |
| 2400 | getpid (), fd, fd, func_str, sid, sid); |
| 2401 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_KEEPIDLE, |
| 2402 | optval, optlen); |
| 2403 | break; |
| 2404 | case TCP_KEEPINTVL: |
| 2405 | func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPINTVL]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2406 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2407 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2408 | "sid %u (0x%x), SOL_TCP", |
| 2409 | getpid (), fd, fd, func_str, sid, sid); |
| 2410 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TCP_KEEPINTVL, |
| 2411 | optval, optlen); |
| 2412 | break; |
| 2413 | case TCP_INFO: |
| 2414 | if (optval && optlen && (*optlen == sizeof (struct tcp_info))) |
| 2415 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2416 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2417 | clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x), " |
| 2418 | "SOL_TCP, TCP_INFO, optval %p, " |
| 2419 | "optlen %d: #LDP-NOP#", |
| 2420 | getpid (), fd, fd, sid, sid, |
| 2421 | optval, *optlen); |
| 2422 | memset (optval, 0, *optlen); |
| 2423 | rv = VPPCOM_OK; |
| 2424 | } |
| 2425 | else |
| 2426 | rv = -EFAULT; |
| 2427 | break; |
| 2428 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2429 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2430 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2431 | "sid %u (0x%x), SOL_TCP, " |
| 2432 | "optname %d unsupported!", |
| 2433 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2434 | break; |
| 2435 | } |
| 2436 | break; |
| 2437 | case SOL_IPV6: |
| 2438 | switch (optname) |
| 2439 | { |
| 2440 | case IPV6_V6ONLY: |
| 2441 | func_str = "vppcom_session_attr[SOL_IPV6,GET_V6ONLY]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2442 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2443 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2444 | "sid %u (0x%x)", |
| 2445 | getpid (), fd, fd, func_str, sid, sid); |
| 2446 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_V6ONLY, |
| 2447 | optval, optlen); |
| 2448 | break; |
| 2449 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2450 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2451 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2452 | "sid %u (0x%x), SOL_IPV6, " |
| 2453 | "optname %d unsupported!", |
| 2454 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2455 | break; |
| 2456 | } |
| 2457 | break; |
| 2458 | case SOL_SOCKET: |
| 2459 | switch (optname) |
| 2460 | { |
| 2461 | case SO_ACCEPTCONN: |
| 2462 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_ACCEPTCONN]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2463 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2464 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2465 | "sid %u (0x%x)", |
| 2466 | getpid (), fd, fd, func_str, sid, sid); |
| 2467 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_LISTEN, |
| 2468 | optval, optlen); |
| 2469 | break; |
| 2470 | case SO_KEEPALIVE: |
| 2471 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_KEEPALIVE]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2472 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2473 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2474 | "sid %u (0x%x)", |
| 2475 | getpid (), fd, fd, func_str, sid, sid); |
| 2476 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_KEEPALIVE, |
| 2477 | optval, optlen); |
| 2478 | break; |
| 2479 | case SO_PROTOCOL: |
| 2480 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_PROTOCOL]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2481 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2482 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2483 | "sid %u (0x%x)", |
| 2484 | getpid (), fd, fd, func_str, sid, sid); |
| 2485 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_PROTOCOL, |
| 2486 | optval, optlen); |
| 2487 | *(int *) optval = *(int *) optval ? SOCK_DGRAM : SOCK_STREAM; |
| 2488 | break; |
| 2489 | case SO_SNDBUF: |
| 2490 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_TX_FIFO_LEN]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2491 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2492 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2493 | "sid %u (0x%x), optlen %d", |
| 2494 | getpid (), fd, fd, func_str, sid, sid, buflen); |
| 2495 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_TX_FIFO_LEN, |
| 2496 | optval, optlen); |
| 2497 | break; |
| 2498 | case SO_RCVBUF: |
| 2499 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_RX_FIFO_LEN]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2500 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2501 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2502 | "sid %u (0x%x), optlen %d", |
Dave Wallace | b4cd4ff | 2018-01-19 12:17:08 -0500 | [diff] [blame] | 2503 | getpid (), fd, fd, func_str, sid, sid, buflen); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2504 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_RX_FIFO_LEN, |
| 2505 | optval, optlen); |
| 2506 | break; |
| 2507 | case SO_REUSEADDR: |
| 2508 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_REUSEADDR]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2509 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2510 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2511 | "sid %u (0x%x)", |
| 2512 | getpid (), fd, fd, func_str, sid, sid); |
| 2513 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_REUSEADDR, |
| 2514 | optval, optlen); |
| 2515 | break; |
| 2516 | case SO_BROADCAST: |
| 2517 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_BROADCAST]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2518 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2519 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2520 | "sid %u (0x%x)", |
| 2521 | getpid (), fd, fd, func_str, sid, sid); |
| 2522 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_BROADCAST, |
| 2523 | optval, optlen); |
| 2524 | break; |
| 2525 | case SO_ERROR: |
| 2526 | func_str = "vppcom_session_attr[SOL_SOCKET,GET_ERROR]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2527 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2528 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2529 | "sid %u (0x%x)", |
| 2530 | getpid (), fd, fd, func_str, sid, sid); |
| 2531 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_ERROR, |
| 2532 | optval, optlen); |
| 2533 | break; |
| 2534 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2535 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2536 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2537 | "sid %u (0x%x), SOL_SOCKET, " |
| 2538 | "optname %d unsupported!", |
| 2539 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2540 | break; |
| 2541 | } |
| 2542 | break; |
| 2543 | default: |
| 2544 | break; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2545 | } |
| 2546 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2547 | if (rv != VPPCOM_OK) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2548 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2549 | errno = -rv; |
| 2550 | rv = -1; |
| 2551 | } |
| 2552 | } |
| 2553 | else |
| 2554 | { |
| 2555 | func_str = "libc_getsockopt"; |
| 2556 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2557 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2558 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, " |
| 2559 | "optname %d, optval %p, optlen %d", |
| 2560 | getpid (), fd, fd, func_str, level, optname, |
| 2561 | optval, optlen); |
| 2562 | |
| 2563 | rv = libc_getsockopt (fd, level, optname, optval, optlen); |
| 2564 | } |
| 2565 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2566 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2567 | { |
| 2568 | if (rv < 0) |
| 2569 | { |
| 2570 | int errno_val = errno; |
| 2571 | perror (func_str); |
| 2572 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2573 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2574 | func_str, rv, errno_val); |
| 2575 | errno = errno_val; |
| 2576 | } |
| 2577 | else |
| 2578 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2579 | getpid (), fd, fd, rv, rv); |
| 2580 | } |
| 2581 | return rv; |
| 2582 | } |
| 2583 | |
| 2584 | int |
| 2585 | setsockopt (int fd, int level, int optname, |
| 2586 | const void *optval, socklen_t optlen) |
| 2587 | { |
| 2588 | int rv; |
| 2589 | const char *func_str = __func__; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2590 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2591 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2592 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2593 | return -1; |
| 2594 | |
| 2595 | if (sid != INVALID_SESSION_ID) |
| 2596 | { |
| 2597 | rv = -EOPNOTSUPP; |
| 2598 | |
| 2599 | switch (level) |
| 2600 | { |
| 2601 | case SOL_TCP: |
| 2602 | switch (optname) |
| 2603 | { |
| 2604 | case TCP_NODELAY: |
| 2605 | func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_NODELAY]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2606 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2607 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2608 | "sid %u (0x%x)", |
| 2609 | getpid (), fd, fd, func_str, sid, sid); |
| 2610 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_NODELAY, |
| 2611 | (void *) optval, &optlen); |
| 2612 | break; |
| 2613 | case TCP_MAXSEG: |
| 2614 | func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_USER_MSS]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2615 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2616 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2617 | "sid %u (0x%x)", |
| 2618 | getpid (), fd, fd, func_str, sid, sid); |
| 2619 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_USER_MSS, |
| 2620 | (void *) optval, &optlen); |
| 2621 | break; |
| 2622 | case TCP_KEEPIDLE: |
| 2623 | func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPIDLE]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2624 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2625 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2626 | "sid %u (0x%x)", |
| 2627 | getpid (), fd, fd, func_str, sid, sid); |
| 2628 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_KEEPIDLE, |
| 2629 | (void *) optval, &optlen); |
| 2630 | break; |
| 2631 | case TCP_KEEPINTVL: |
| 2632 | func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPINTVL]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2633 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2634 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2635 | "sid %u (0x%x), SOL_TCP", |
| 2636 | getpid (), fd, fd, func_str, sid, sid); |
| 2637 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_TCP_KEEPINTVL, |
| 2638 | (void *) optval, &optlen); |
| 2639 | break; |
| 2640 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2641 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2642 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2643 | "sid %u (0x%x), SOL_TCP, " |
| 2644 | "optname %d unsupported!", |
| 2645 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2646 | break; |
| 2647 | } |
| 2648 | break; |
| 2649 | case SOL_IPV6: |
| 2650 | switch (optname) |
| 2651 | { |
| 2652 | case IPV6_V6ONLY: |
| 2653 | func_str = "vppcom_session_attr[SOL_IPV6,SET_V6ONLY]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2654 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2655 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2656 | "sid %u (0x%x)", |
| 2657 | getpid (), fd, fd, func_str, sid, sid); |
| 2658 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_V6ONLY, |
| 2659 | (void *) optval, &optlen); |
| 2660 | break; |
| 2661 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2662 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2663 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2664 | "sid %u (0x%x), SOL_IPV6, " |
| 2665 | "optname %d unsupported!", |
| 2666 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2667 | break; |
| 2668 | } |
| 2669 | break; |
| 2670 | case SOL_SOCKET: |
| 2671 | switch (optname) |
| 2672 | { |
| 2673 | case SO_KEEPALIVE: |
| 2674 | func_str = "vppcom_session_attr[SOL_SOCKET,SET_KEEPALIVE]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2675 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2676 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2677 | "sid %u (0x%x)", |
| 2678 | getpid (), fd, fd, func_str, sid, sid); |
| 2679 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_KEEPALIVE, |
| 2680 | (void *) optval, &optlen); |
| 2681 | break; |
| 2682 | case SO_REUSEADDR: |
| 2683 | func_str = "vppcom_session_attr[SOL_SOCKET,SET_REUSEADDR]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2684 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2685 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2686 | "sid %u (0x%x)", |
| 2687 | getpid (), fd, fd, func_str, sid, sid); |
| 2688 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_REUSEADDR, |
| 2689 | (void *) optval, &optlen); |
| 2690 | break; |
| 2691 | case SO_BROADCAST: |
| 2692 | func_str = "vppcom_session_attr[SOL_SOCKET,SET_BROADCAST]"; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2693 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2694 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " |
| 2695 | "sid %u (0x%x)", |
| 2696 | getpid (), fd, fd, func_str, sid, sid); |
| 2697 | rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_BROADCAST, |
| 2698 | (void *) optval, &optlen); |
| 2699 | break; |
| 2700 | default: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2701 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2702 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): " |
| 2703 | "sid %u (0x%x), SOL_SOCKET, " |
| 2704 | "optname %d unsupported!", |
| 2705 | getpid (), fd, fd, func_str, sid, sid, optname); |
| 2706 | break; |
| 2707 | } |
| 2708 | break; |
| 2709 | default: |
| 2710 | break; |
| 2711 | } |
| 2712 | |
| 2713 | if (rv != VPPCOM_OK) |
| 2714 | { |
| 2715 | errno = -rv; |
| 2716 | rv = -1; |
| 2717 | } |
| 2718 | } |
| 2719 | else |
| 2720 | { |
| 2721 | func_str = "libc_setsockopt"; |
| 2722 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2723 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2724 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, " |
| 2725 | "optname %d, optval %p, optlen %d", |
| 2726 | getpid (), fd, fd, func_str, level, optname, |
| 2727 | optval, optlen); |
| 2728 | |
| 2729 | rv = libc_setsockopt (fd, level, optname, optval, optlen); |
| 2730 | } |
| 2731 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2732 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2733 | { |
| 2734 | if (rv < 0) |
| 2735 | { |
| 2736 | int errno_val = errno; |
| 2737 | perror (func_str); |
| 2738 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2739 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2740 | func_str, rv, errno_val); |
| 2741 | errno = errno_val; |
| 2742 | } |
| 2743 | else |
| 2744 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2745 | getpid (), fd, fd, rv, rv); |
| 2746 | } |
| 2747 | return rv; |
| 2748 | } |
| 2749 | |
| 2750 | int |
| 2751 | listen (int fd, int n) |
| 2752 | { |
| 2753 | int rv; |
| 2754 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2755 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2756 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2757 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2758 | return -1; |
| 2759 | |
| 2760 | if (sid != INVALID_SESSION_ID) |
| 2761 | { |
| 2762 | func_str = "vppcom_session_listen"; |
| 2763 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2764 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2765 | clib_warning |
| 2766 | ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), n %d", |
| 2767 | getpid (), fd, fd, func_str, sid, sid, n); |
| 2768 | |
| 2769 | rv = vppcom_session_listen (sid, n); |
| 2770 | if (rv != VPPCOM_OK) |
| 2771 | { |
| 2772 | errno = -rv; |
| 2773 | rv = -1; |
| 2774 | } |
| 2775 | } |
| 2776 | else |
| 2777 | { |
| 2778 | func_str = "libc_listen"; |
| 2779 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2780 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2781 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): n %d", |
| 2782 | getpid (), fd, fd, func_str, n); |
| 2783 | |
| 2784 | rv = libc_listen (fd, n); |
| 2785 | } |
| 2786 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2787 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2788 | { |
| 2789 | if (rv < 0) |
| 2790 | { |
| 2791 | int errno_val = errno; |
| 2792 | perror (func_str); |
| 2793 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2794 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2795 | func_str, rv, errno_val); |
| 2796 | errno = errno_val; |
| 2797 | } |
| 2798 | else |
| 2799 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2800 | getpid (), fd, fd, rv, rv); |
| 2801 | } |
| 2802 | return rv; |
| 2803 | } |
| 2804 | |
| 2805 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2806 | ldp_accept4 (int listen_fd, __SOCKADDR_ARG addr, |
| 2807 | socklen_t * __restrict addr_len, int flags) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2808 | { |
| 2809 | int rv; |
| 2810 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2811 | u32 listen_sid = ldp_sid_from_fd (listen_fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2812 | int accept_sid; |
| 2813 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2814 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2815 | return -1; |
| 2816 | |
| 2817 | if (listen_sid != INVALID_SESSION_ID) |
| 2818 | { |
| 2819 | vppcom_endpt_t ep; |
| 2820 | u8 src_addr[sizeof (struct sockaddr_in6)]; |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 2821 | memset (&ep, 0, sizeof (ep)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2822 | ep.ip = src_addr; |
| 2823 | |
| 2824 | func_str = "vppcom_session_accept"; |
| 2825 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2826 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2827 | clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): " |
| 2828 | "listen sid %u (0x%x), ep %p, flags 0x%x", |
| 2829 | getpid (), listen_fd, listen_fd, func_str, |
| 2830 | listen_sid, listen_sid, ep, flags); |
| 2831 | |
| 2832 | accept_sid = vppcom_session_accept (listen_sid, &ep, flags); |
| 2833 | if (accept_sid < 0) |
| 2834 | { |
| 2835 | errno = -accept_sid; |
| 2836 | rv = -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2837 | } |
| 2838 | else |
| 2839 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2840 | rv = ldp_copy_ep_to_sockaddr (addr, addr_len, &ep); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2841 | if (rv != VPPCOM_OK) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2842 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2843 | (void) vppcom_session_close ((u32) accept_sid); |
| 2844 | errno = -rv; |
| 2845 | rv = -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2846 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2847 | else |
| 2848 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2849 | func_str = "ldp_fd_from_sid"; |
| 2850 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2851 | clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): " |
| 2852 | "accept sid %u (0x%x), ep %p, flags 0x%x", |
| 2853 | getpid (), listen_fd, listen_fd, |
| 2854 | func_str, accept_sid, accept_sid, ep, flags); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2855 | rv = ldp_fd_from_sid ((u32) accept_sid); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2856 | if (rv < 0) |
| 2857 | { |
| 2858 | (void) vppcom_session_close ((u32) accept_sid); |
| 2859 | errno = -rv; |
| 2860 | rv = -1; |
| 2861 | } |
| 2862 | } |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2863 | } |
| 2864 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2865 | else |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2866 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2867 | func_str = "libc_accept4"; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2868 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2869 | if (LDP_DEBUG > 0) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2870 | clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): " |
| 2871 | "addr %p, addr_len %p, flags 0x%x", |
| 2872 | getpid (), listen_fd, listen_fd, func_str, |
| 2873 | addr, addr_len, flags); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2874 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2875 | rv = libc_accept4 (listen_fd, addr, addr_len, flags); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2876 | } |
| 2877 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2878 | if (LDP_DEBUG > 0) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2879 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2880 | if (rv < 0) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2881 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2882 | int errno_val = errno; |
| 2883 | perror (func_str); |
| 2884 | clib_warning ("LDP<%d>: ERROR: listen fd %d (0x%x): %s() failed! " |
| 2885 | "rv %d, errno = %d", getpid (), listen_fd, |
| 2886 | listen_fd, func_str, rv, errno_val); |
| 2887 | errno = errno_val; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2888 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2889 | else |
| 2890 | clib_warning ("LDP<%d>: listen fd %d (0x%x): returning %d (0x%x)", |
| 2891 | getpid (), listen_fd, listen_fd, rv, rv); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2892 | } |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2893 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2894 | } |
| 2895 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2896 | int |
| 2897 | accept4 (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len, |
| 2898 | int flags) |
| 2899 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2900 | return ldp_accept4 (fd, addr, addr_len, flags); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2901 | } |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2902 | |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2903 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2904 | accept (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2905 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2906 | return ldp_accept4 (fd, addr, addr_len, 0); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2907 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2908 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2909 | int |
| 2910 | shutdown (int fd, int how) |
| 2911 | { |
| 2912 | int rv; |
| 2913 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2914 | u32 sid = ldp_sid_from_fd (fd); |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2915 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2916 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2917 | return -1; |
| 2918 | |
| 2919 | if (sid != INVALID_SESSION_ID) |
| 2920 | { |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 2921 | func_str = __func__; |
| 2922 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2923 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 2924 | errno = ENOSYS; |
| 2925 | rv = -1; |
| 2926 | } |
| 2927 | else |
| 2928 | { |
| 2929 | func_str = "libc_shutdown"; |
| 2930 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2931 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2932 | clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): how %d", |
| 2933 | getpid (), fd, fd, func_str, how); |
| 2934 | |
| 2935 | rv = libc_shutdown (fd, how); |
| 2936 | } |
| 2937 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2938 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2939 | { |
| 2940 | if (rv < 0) |
| 2941 | { |
| 2942 | int errno_val = errno; |
| 2943 | perror (func_str); |
| 2944 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 2945 | "rv %d, errno = %d", getpid (), fd, fd, |
| 2946 | func_str, rv, errno_val); |
| 2947 | errno = errno_val; |
| 2948 | } |
| 2949 | else |
| 2950 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 2951 | getpid (), fd, fd, rv, rv); |
| 2952 | } |
| 2953 | return rv; |
| 2954 | } |
| 2955 | |
| 2956 | int |
| 2957 | epoll_create1 (int flags) |
| 2958 | { |
| 2959 | const char *func_str; |
| 2960 | int rv; |
| 2961 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2962 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2963 | return -1; |
| 2964 | |
| 2965 | func_str = "vppcom_epoll_create"; |
| 2966 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2967 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2968 | clib_warning ("LDP<%d>: calling %s()", getpid (), func_str); |
| 2969 | |
| 2970 | rv = vppcom_epoll_create (); |
| 2971 | |
| 2972 | if (PREDICT_FALSE (rv < 0)) |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2973 | { |
| 2974 | errno = -rv; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2975 | rv = -1; |
shrinivasan ganapathy | 1d35963 | 2017-10-15 15:46:09 -0700 | [diff] [blame] | 2976 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2977 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2978 | rv = ldp_fd_from_sid ((u32) rv); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2979 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 2980 | if (LDP_DEBUG > 1) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2981 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2982 | if (rv < 0) |
| 2983 | { |
| 2984 | int errno_val = errno; |
| 2985 | perror (func_str); |
| 2986 | clib_warning ("LDP<%d>: ERROR: %s() failed! " |
| 2987 | "rv %d, errno = %d", |
| 2988 | getpid (), func_str, rv, errno_val); |
| 2989 | errno = errno_val; |
| 2990 | } |
| 2991 | else |
| 2992 | clib_warning ("LDP<%d>: returning epfd %d (0x%x)", getpid (), rv, rv); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2993 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2994 | return rv; |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2995 | } |
| 2996 | |
| 2997 | int |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 2998 | epoll_create (int size) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 2999 | { |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3000 | return epoll_create1 (0); |
| 3001 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3002 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3003 | int |
| 3004 | epoll_ctl (int epfd, int op, int fd, struct epoll_event *event) |
| 3005 | { |
| 3006 | int rv; |
| 3007 | const char *func_str; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3008 | u32 vep_idx = ldp_sid_from_fd (epfd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3009 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3010 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3011 | return -1; |
| 3012 | |
| 3013 | if (vep_idx != INVALID_SESSION_ID) |
| 3014 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3015 | u32 sid = ldp_sid_from_fd (fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3016 | |
| 3017 | if (sid != INVALID_SESSION_ID) |
| 3018 | { |
| 3019 | func_str = "vppcom_epoll_create"; |
| 3020 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3021 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3022 | clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): " |
| 3023 | "vep_idx %d (0x%x), op %d, sid %u (0x%x), event %p", |
| 3024 | getpid (), epfd, epfd, func_str, vep_idx, vep_idx, |
| 3025 | sid, sid, event); |
| 3026 | |
| 3027 | rv = vppcom_epoll_ctl (vep_idx, op, sid, event); |
| 3028 | if (rv != VPPCOM_OK) |
| 3029 | { |
| 3030 | errno = -rv; |
| 3031 | rv = -1; |
| 3032 | } |
| 3033 | } |
| 3034 | else |
| 3035 | { |
| 3036 | int epfd; |
| 3037 | u32 size = sizeof (epfd); |
| 3038 | |
| 3039 | func_str = "vppcom_session_attr[GET_LIBC_EPFD]"; |
| 3040 | epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD, |
| 3041 | 0, 0); |
| 3042 | if (!epfd) |
| 3043 | { |
| 3044 | func_str = "libc_epoll_create1"; |
| 3045 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3046 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3047 | clib_warning ("LDP<%d>: calling %s(): EPOLL_CLOEXEC", |
| 3048 | getpid (), func_str); |
| 3049 | |
| 3050 | epfd = libc_epoll_create1 (EPOLL_CLOEXEC); |
| 3051 | if (epfd < 0) |
| 3052 | { |
| 3053 | rv = epfd; |
| 3054 | goto done; |
| 3055 | } |
| 3056 | |
| 3057 | func_str = "vppcom_session_attr[SET_LIBC_EPFD]"; |
| 3058 | rv = vppcom_session_attr (vep_idx, VPPCOM_ATTR_SET_LIBC_EPFD, |
| 3059 | &epfd, &size); |
| 3060 | if (rv < 0) |
| 3061 | { |
| 3062 | errno = -rv; |
| 3063 | rv = -1; |
| 3064 | goto done; |
| 3065 | } |
| 3066 | } |
| 3067 | else if (PREDICT_FALSE (epfd < 0)) |
| 3068 | { |
| 3069 | errno = -epfd; |
| 3070 | rv = -1; |
| 3071 | goto done; |
| 3072 | } |
| 3073 | |
| 3074 | rv = libc_epoll_ctl (epfd, op, fd, event); |
| 3075 | } |
| 3076 | } |
| 3077 | else |
| 3078 | { |
| 3079 | func_str = "libc_epoll_ctl"; |
| 3080 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3081 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3082 | clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): " |
| 3083 | "op %d, fd %d (0x%x), event %p", |
| 3084 | getpid (), epfd, epfd, func_str, op, fd, fd, event); |
| 3085 | |
| 3086 | rv = libc_epoll_ctl (epfd, op, fd, event); |
| 3087 | } |
| 3088 | |
| 3089 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3090 | if (LDP_DEBUG > 1) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3091 | { |
| 3092 | if (rv < 0) |
| 3093 | { |
| 3094 | int errno_val = errno; |
| 3095 | perror (func_str); |
| 3096 | clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " |
| 3097 | "rv %d, errno = %d", getpid (), fd, fd, |
| 3098 | func_str, rv, errno_val); |
| 3099 | errno = errno_val; |
| 3100 | } |
| 3101 | else |
| 3102 | clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", |
| 3103 | getpid (), fd, fd, rv, rv); |
| 3104 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3105 | return rv; |
| 3106 | } |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3107 | |
| 3108 | static inline int |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3109 | ldp_epoll_pwait (int epfd, struct epoll_event *events, |
| 3110 | int maxevents, int timeout, const sigset_t * sigmask) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3111 | { |
| 3112 | const char *func_str; |
Dave Wallace | 8aaba56 | 2018-01-18 17:21:19 -0500 | [diff] [blame] | 3113 | int rv = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3114 | double time_to_wait = (double) 0; |
| 3115 | double time_out, now = 0; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3116 | u32 vep_idx = ldp_sid_from_fd (epfd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3117 | int libc_epfd; |
| 3118 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3119 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3120 | return -1; |
| 3121 | |
| 3122 | if (PREDICT_FALSE (!events || (timeout < -1))) |
| 3123 | { |
| 3124 | errno = EFAULT; |
| 3125 | return -1; |
| 3126 | } |
| 3127 | |
| 3128 | if (PREDICT_FALSE (vep_idx == INVALID_SESSION_ID)) |
| 3129 | { |
| 3130 | clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): bad vep_idx %d (0x%x)!", |
| 3131 | getpid (), epfd, epfd, vep_idx, vep_idx); |
| 3132 | errno = EBADFD; |
| 3133 | return -1; |
| 3134 | } |
| 3135 | |
| 3136 | time_to_wait = ((timeout >= 0) ? (double) timeout / (double) 1000 : 0); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3137 | time_out = clib_time_now (&ldp->clib_time) + time_to_wait; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3138 | |
| 3139 | func_str = "vppcom_session_attr[GET_LIBC_EPFD]"; |
| 3140 | libc_epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0); |
| 3141 | if (PREDICT_FALSE (libc_epfd < 0)) |
| 3142 | { |
| 3143 | errno = -libc_epfd; |
| 3144 | rv = -1; |
| 3145 | goto done; |
| 3146 | } |
| 3147 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3148 | if (LDP_DEBUG > 2) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3149 | clib_warning ("LDP<%d>: epfd %d (0x%x): vep_idx %d (0x%x), " |
| 3150 | "libc_epfd %d (0x%x), events %p, maxevents %d, " |
| 3151 | "timeout %d, sigmask %p", getpid (), epfd, epfd, |
| 3152 | vep_idx, vep_idx, libc_epfd, libc_epfd, events, |
| 3153 | maxevents, timeout, sigmask); |
| 3154 | do |
| 3155 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3156 | if (!ldp->epoll_wait_vcl) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3157 | { |
| 3158 | func_str = "vppcom_epoll_wait"; |
| 3159 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3160 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3161 | clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): " |
| 3162 | "vep_idx %d (0x%x), events %p, maxevents %d", |
| 3163 | getpid (), epfd, epfd, func_str, |
| 3164 | vep_idx, vep_idx, events, maxevents); |
| 3165 | |
| 3166 | rv = vppcom_epoll_wait (vep_idx, events, maxevents, 0); |
| 3167 | if (rv > 0) |
| 3168 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3169 | ldp->epoll_wait_vcl = 1; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3170 | goto done; |
| 3171 | } |
| 3172 | else if (rv < 0) |
| 3173 | { |
| 3174 | errno = -rv; |
| 3175 | rv = -1; |
| 3176 | goto done; |
| 3177 | } |
| 3178 | } |
| 3179 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3180 | ldp->epoll_wait_vcl = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3181 | |
| 3182 | if (libc_epfd > 0) |
| 3183 | { |
| 3184 | func_str = "libc_epoll_pwait"; |
| 3185 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3186 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3187 | clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): " |
| 3188 | "libc_epfd %d (0x%x), events %p, " |
| 3189 | "maxevents %d, sigmask %p", |
| 3190 | getpid (), epfd, epfd, func_str, |
| 3191 | libc_epfd, libc_epfd, events, maxevents, sigmask); |
| 3192 | |
Keith Burns (alagalah) | 5368efa | 2018-02-07 13:20:28 -0800 | [diff] [blame] | 3193 | rv = libc_epoll_pwait (libc_epfd, events, maxevents, 1, sigmask); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3194 | if (rv != 0) |
| 3195 | goto done; |
| 3196 | } |
| 3197 | |
| 3198 | if (timeout != -1) |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3199 | now = clib_time_now (&ldp->clib_time); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3200 | } |
| 3201 | while (now < time_out); |
| 3202 | |
| 3203 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3204 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3205 | { |
Keith Burns (alagalah) | 5368efa | 2018-02-07 13:20:28 -0800 | [diff] [blame] | 3206 | if (libc_epfd > 0) |
| 3207 | epfd = libc_epfd; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3208 | if (rv < 0) |
| 3209 | { |
| 3210 | int errno_val = errno; |
| 3211 | perror (func_str); |
| 3212 | clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): %s() failed! " |
| 3213 | "rv %d, errno = %d", getpid (), epfd, epfd, |
| 3214 | func_str, rv, errno_val); |
| 3215 | errno = errno_val; |
| 3216 | } |
| 3217 | else |
| 3218 | clib_warning ("LDP<%d>: epfd %d (0x%x): returning %d (0x%x)", |
| 3219 | getpid (), epfd, epfd, rv, rv); |
| 3220 | } |
| 3221 | return rv; |
| 3222 | } |
| 3223 | |
| 3224 | int |
| 3225 | epoll_pwait (int epfd, struct epoll_event *events, |
| 3226 | int maxevents, int timeout, const sigset_t * sigmask) |
| 3227 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3228 | return ldp_epoll_pwait (epfd, events, maxevents, timeout, sigmask); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3229 | } |
| 3230 | |
| 3231 | int |
| 3232 | epoll_wait (int epfd, struct epoll_event *events, int maxevents, int timeout) |
| 3233 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3234 | return ldp_epoll_pwait (epfd, events, maxevents, timeout, NULL); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3235 | } |
| 3236 | |
| 3237 | int |
| 3238 | poll (struct pollfd *fds, nfds_t nfds, int timeout) |
| 3239 | { |
| 3240 | const char *func_str = __func__; |
| 3241 | int rv, i, n_libc_fds, n_revents; |
| 3242 | u32 sid; |
| 3243 | vcl_poll_t *vp; |
| 3244 | double wait_for_time; |
| 3245 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3246 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3247 | clib_warning ("LDP<%d>: fds %p, nfds %d, timeout %d", |
| 3248 | getpid (), fds, nfds, timeout); |
| 3249 | |
| 3250 | if (timeout >= 0) |
| 3251 | wait_for_time = (f64) timeout / 1000; |
| 3252 | else |
| 3253 | wait_for_time = -1; |
| 3254 | |
| 3255 | n_libc_fds = 0; |
| 3256 | for (i = 0; i < nfds; i++) |
| 3257 | { |
| 3258 | if (fds[i].fd >= 0) |
| 3259 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3260 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3261 | clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), .events = 0x%x, " |
| 3262 | ".revents = 0x%x", getpid (), i, fds[i].fd, |
| 3263 | fds[i].fd, fds[i].events, fds[i].revents); |
| 3264 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3265 | sid = ldp_sid_from_fd (fds[i].fd); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3266 | if (sid != INVALID_SESSION_ID) |
| 3267 | { |
| 3268 | fds[i].fd = -fds[i].fd; |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3269 | vec_add2 (ldp->vcl_poll, vp, 1); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3270 | vp->fds_ndx = i; |
| 3271 | vp->sid = sid; |
| 3272 | vp->events = fds[i].events; |
| 3273 | #ifdef __USE_XOPEN2K |
| 3274 | if (fds[i].events & POLLRDNORM) |
| 3275 | vp->events |= POLLIN; |
| 3276 | if (fds[i].events & POLLWRNORM) |
| 3277 | vp->events |= POLLOUT; |
| 3278 | #endif |
| 3279 | vp->revents = &fds[i].revents; |
| 3280 | } |
| 3281 | else |
| 3282 | n_libc_fds++; |
| 3283 | } |
| 3284 | } |
| 3285 | |
| 3286 | n_revents = 0; |
| 3287 | do |
| 3288 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3289 | if (vec_len (ldp->vcl_poll)) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3290 | { |
| 3291 | func_str = "vppcom_poll"; |
| 3292 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3293 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3294 | clib_warning ("LDP<%d>: calling %s(): " |
| 3295 | "vcl_poll %p, n_sids %u (0x%x): " |
| 3296 | "n_libc_fds %u", |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3297 | getpid (), func_str, ldp->vcl_poll, |
| 3298 | vec_len (ldp->vcl_poll), vec_len (ldp->vcl_poll), |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3299 | n_libc_fds); |
| 3300 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3301 | rv = vppcom_poll (ldp->vcl_poll, vec_len (ldp->vcl_poll), 0); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3302 | if (rv < 0) |
| 3303 | { |
| 3304 | errno = -rv; |
| 3305 | rv = -1; |
| 3306 | goto done; |
| 3307 | } |
| 3308 | else |
| 3309 | n_revents += rv; |
| 3310 | } |
| 3311 | |
| 3312 | if (n_libc_fds) |
| 3313 | { |
| 3314 | func_str = "libc_poll"; |
| 3315 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3316 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3317 | clib_warning ("LDP<%d>: calling %s(): fds %p, nfds %u: n_sids %u", |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3318 | getpid (), fds, nfds, vec_len (ldp->vcl_poll)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3319 | |
| 3320 | rv = libc_poll (fds, nfds, 0); |
| 3321 | if (rv < 0) |
| 3322 | goto done; |
| 3323 | else |
| 3324 | n_revents += rv; |
| 3325 | } |
| 3326 | |
| 3327 | if (n_revents) |
| 3328 | { |
| 3329 | rv = n_revents; |
| 3330 | goto done; |
| 3331 | } |
| 3332 | } |
| 3333 | while ((wait_for_time == -1) || |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3334 | (clib_time_now (&ldp->clib_time) < wait_for_time)); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3335 | rv = 0; |
| 3336 | |
| 3337 | done: |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3338 | vec_foreach (vp, ldp->vcl_poll) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3339 | { |
| 3340 | fds[vp->fds_ndx].fd = -fds[vp->fds_ndx].fd; |
| 3341 | #ifdef __USE_XOPEN2K |
| 3342 | if ((fds[vp->fds_ndx].revents & POLLIN) && |
| 3343 | (fds[vp->fds_ndx].events & POLLRDNORM)) |
| 3344 | fds[vp->fds_ndx].revents |= POLLRDNORM; |
| 3345 | if ((fds[vp->fds_ndx].revents & POLLOUT) && |
| 3346 | (fds[vp->fds_ndx].events & POLLWRNORM)) |
| 3347 | fds[vp->fds_ndx].revents |= POLLWRNORM; |
| 3348 | #endif |
| 3349 | } |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3350 | vec_reset_length (ldp->vcl_poll); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3351 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3352 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3353 | { |
| 3354 | if (rv < 0) |
| 3355 | { |
| 3356 | int errno_val = errno; |
| 3357 | perror (func_str); |
| 3358 | clib_warning ("LDP<%d>: ERROR: %s() failed! " |
| 3359 | "rv %d, errno = %d", getpid (), |
| 3360 | func_str, rv, errno_val); |
| 3361 | errno = errno_val; |
| 3362 | } |
| 3363 | else |
| 3364 | { |
| 3365 | clib_warning ("LDP<%d>: returning %d (0x%x): n_sids %u, " |
| 3366 | "n_libc_fds %d", getpid (), rv, rv, |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3367 | vec_len (ldp->vcl_poll), n_libc_fds); |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3368 | |
| 3369 | for (i = 0; i < nfds; i++) |
| 3370 | { |
| 3371 | if (fds[i].fd >= 0) |
| 3372 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3373 | if (LDP_DEBUG > 3) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3374 | clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), " |
| 3375 | ".events = 0x%x, .revents = 0x%x", |
| 3376 | getpid (), i, fds[i].fd, fds[i].fd, |
| 3377 | fds[i].events, fds[i].revents); |
| 3378 | } |
| 3379 | } |
| 3380 | } |
| 3381 | } |
| 3382 | |
| 3383 | return rv; |
| 3384 | } |
| 3385 | |
| 3386 | #ifdef USE_GNU |
| 3387 | int |
| 3388 | ppoll (struct pollfd *fds, nfds_t nfds, |
| 3389 | const struct timespec *timeout, const sigset_t * sigmask) |
| 3390 | { |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3391 | if ((errno = -ldp_init ())) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3392 | return -1; |
| 3393 | |
| 3394 | clib_warning ("LDP<%d>: LDP-TBD", getpid ()); |
| 3395 | errno = ENOSYS; |
| 3396 | |
| 3397 | |
| 3398 | return -1; |
| 3399 | } |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3400 | #endif |
| 3401 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3402 | void CONSTRUCTOR_ATTRIBUTE ldp_constructor (void); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3403 | |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3404 | void DESTRUCTOR_ATTRIBUTE ldp_destructor (void); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3405 | |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3406 | /* |
| 3407 | * This function is called when the library is loaded |
| 3408 | */ |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3409 | void |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3410 | ldp_constructor (void) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3411 | { |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3412 | swrap_constructor (); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3413 | if (ldp_init () != 0) |
| 3414 | fprintf (stderr, "\nLDP<%d>: ERROR: ldp_constructor: failed!\n", |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3415 | getpid ()); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3416 | else |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3417 | clib_warning ("LDP<%d>: LDP constructor: done!\n", getpid ()); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3418 | } |
| 3419 | |
| 3420 | /* |
| 3421 | * This function is called when the library is unloaded |
| 3422 | */ |
| 3423 | void |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3424 | ldp_destructor (void) |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3425 | { |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3426 | swrap_destructor (); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3427 | if (ldp->init) |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3428 | { |
| 3429 | vppcom_app_destroy (); |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3430 | ldp->init = 0; |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3431 | } |
| 3432 | |
| 3433 | /* Don't use clib_warning() here because that calls writev() |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3434 | * which will call ldp_init(). |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3435 | */ |
Dave Wallace | 2a86527 | 2018-02-07 21:00:42 -0500 | [diff] [blame^] | 3436 | printf ("%s:%d: LDP<%d>: LDP destructor: done!\n", |
Dave Wallace | 048b1d6 | 2018-01-03 22:24:41 -0500 | [diff] [blame] | 3437 | __func__, __LINE__, getpid ()); |
Keith Burns (alagalah) | b327c2b | 2017-10-09 08:52:59 -0700 | [diff] [blame] | 3438 | } |
| 3439 | |
| 3440 | |
| 3441 | /* |
| 3442 | * fd.io coding-style-patch-verification: ON |
| 3443 | * |
| 3444 | * Local Variables: |
| 3445 | * eval: (c-set-style "gnu") |
| 3446 | * End: |
| 3447 | */ |