2 * Copyright (c) 2015 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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 * llc_pg.c: packet generator llc interface
18 * Copyright (c) 2008 Eliot Dresselhaus
20 * Permission is hereby granted, free of charge, to any person obtaining
21 * a copy of this software and associated documentation files (the
22 * "Software"), to deal in the Software without restriction, including
23 * without limitation the rights to use, copy, modify, merge, publish,
24 * distribute, sublicense, and/or sell copies of the Software, and to
25 * permit persons to whom the Software is furnished to do so, subject to
26 * the following conditions:
28 * The above copyright notice and this permission notice shall be
29 * included in all copies or substantial portions of the Software.
31 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
32 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
33 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
34 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
35 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
36 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
37 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
40 #include <vlib/vlib.h>
41 #include <vnet/pg/pg.h>
42 #include <vnet/llc/llc.h>
52 pg_llc_header_init (pg_llc_header_t * e)
54 pg_edit_init (&e->dst_sap, llc_header_t, dst_sap);
55 pg_edit_init (&e->src_sap, llc_header_t, src_sap);
56 pg_edit_init (&e->control, llc_header_t, control);
60 unformat_pg_llc_header (unformat_input_t * input, va_list * args)
62 pg_stream_t *s = va_arg (*args, pg_stream_t *);
64 u32 group_index, error;
66 h = pg_create_edit_group (s, sizeof (h[0]), sizeof (llc_header_t),
68 pg_llc_header_init (h);
70 pg_edit_set_fixed (&h->control, 0x03);
73 if (!unformat (input, "%U -> %U",
75 unformat_llc_protocol, &h->src_sap, &h->dst_sap))
79 llc_main_t *pm = &llc_main;
80 llc_protocol_info_t *pi = 0;
81 pg_node_t *pg_node = 0;
83 if (h->dst_sap.type == PG_EDIT_FIXED)
85 u8 t = *h->dst_sap.values[PG_EDIT_LO];
86 pi = llc_get_protocol_info (pm, t);
87 if (pi && pi->node_index != ~0)
88 pg_node = pg_get_node (pi->node_index);
91 if (pg_node && pg_node->unformat_edit
92 && unformat_user (input, pg_node->unformat_edit, s))
95 else if (!unformat_user (input, unformat_pg_payload, s))
102 pg_free_edit_group (s);
108 * fd.io coding-style-patch-verification: ON
111 * eval: (c-set-style "gnu")