Initial commit of vpp code.
Change-Id: Ib246f1fbfce93274020ee93ce461e3d8bd8b9f17
Signed-off-by: Ed Warnicke <eaw@cisco.com>
diff --git a/vnet/vnet/hdlc/pg.c b/vnet/vnet/hdlc/pg.c
new file mode 100644
index 0000000..b8e6702
--- /dev/null
+++ b/vnet/vnet/hdlc/pg.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*
+ * hdlc_pg.c: packet generator hdlc interface
+ *
+ * Copyright (c) 2008 Eliot Dresselhaus
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <vlib/vlib.h>
+#include <vnet/pg/pg.h>
+#include <vnet/hdlc/hdlc.h>
+
+typedef struct {
+ pg_edit_t address;
+ pg_edit_t control;
+ pg_edit_t protocol;
+} pg_hdlc_header_t;
+
+static inline void
+pg_hdlc_header_init (pg_hdlc_header_t * e)
+{
+ pg_edit_init (&e->address, hdlc_header_t, address);
+ pg_edit_init (&e->control, hdlc_header_t, control);
+ pg_edit_init (&e->protocol, hdlc_header_t, protocol);
+}
+
+uword
+unformat_pg_hdlc_header (unformat_input_t * input, va_list * args)
+{
+ pg_stream_t * s = va_arg (*args, pg_stream_t *);
+ pg_hdlc_header_t * h;
+ u32 group_index, error;
+
+ h = pg_create_edit_group (s, sizeof (h[0]), sizeof (hdlc_header_t),
+ &group_index);
+ pg_hdlc_header_init (h);
+
+ pg_edit_set_fixed (&h->address, 0x0f);
+ pg_edit_set_fixed (&h->control, 0x00);
+
+ error = 1;
+ if (! unformat (input, "%U",
+ unformat_pg_edit,
+ unformat_hdlc_protocol_net_byte_order, &h->protocol))
+ goto done;
+
+ {
+ hdlc_main_t * pm = &hdlc_main;
+ hdlc_protocol_info_t * pi = 0;
+ pg_node_t * pg_node = 0;
+
+ if (h->protocol.type == PG_EDIT_FIXED)
+ {
+ u16 t = *(u16 *) h->protocol.values[PG_EDIT_LO];
+ pi = hdlc_get_protocol_info (pm, clib_net_to_host_u16 (t));
+ if (pi && pi->node_index != ~0)
+ pg_node = pg_get_node (pi->node_index);
+ }
+
+ if (pg_node && pg_node->unformat_edit
+ && unformat_user (input, pg_node->unformat_edit, s))
+ ;
+
+ else if (! unformat_user (input, unformat_pg_payload, s))
+ goto done;
+ }
+
+ error = 0;
+ done:
+ if (error)
+ pg_free_edit_group (s);
+ return error == 0;
+}
+