aboutsummaryrefslogtreecommitdiffstats
path: root/test/vpp_object.py
AgeCommit message (Expand)AuthorFilesLines
2017-03-06make test: reset object registry if vpp diesKlement Sekera1-2/+7
2017-03-02BFD: command line interfaceKlement Sekera1-0/+1
2017-02-14make test: improve stabilityKlement Sekera1-18/+17
2017-01-11BFD: fix bfd_udp_add APIKlement Sekera1-9/+12
2016-12-07BFD: basic asynchronous session up/downKlement Sekera1-0/+79
125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 
/*
 * 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.
 */
/*
 * srp/pg.c: packet generator srp 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/srp/srp.h>
#include <vnet/ethernet/ethernet.h>

typedef struct {
  pg_edit_t ttl;
  pg_edit_t is_inner_ring;
  pg_edit_t mode;
  pg_edit_t priority;
  pg_edit_t parity;
  pg_edit_t type;
  pg_edit_t src_address;
  pg_edit_t dst_address;
} pg_srp_header_t;

static inline void
pg_srp_header_init (pg_srp_header_t * e)
{
  pg_edit_init (&e->ttl, srp_and_ethernet_header_t, srp.ttl);
  pg_edit_init_bitfield (&e->is_inner_ring, srp_and_ethernet_header_t,
			 srp.as_u16,
			 7, 1);
  pg_edit_init_bitfield (&e->mode, srp_and_ethernet_header_t,
			 srp.as_u16,
			 4, 3);
  pg_edit_init_bitfield (&e->priority, srp_and_ethernet_header_t,
			 srp.as_u16,
			 1, 3);
  pg_edit_init_bitfield (&e->parity, srp_and_ethernet_header_t,
			 srp.as_u16,
			 0, 1);
  pg_edit_init (&e->type, srp_and_ethernet_header_t, ethernet.type);
  pg_edit_init (&e->src_address, srp_and_ethernet_header_t, ethernet.src_address);
  pg_edit_init (&e->dst_address, srp_and_ethernet_header_t, ethernet.dst_address);
}

uword
unformat_pg_srp_header (unformat_input_t * input, va_list * args)
{
  pg_stream_t * s = va_arg (*args, pg_stream_t *);
  pg_srp_header_t * e;
  u32 error, group_index;
  
  e = pg_create_edit_group (s, sizeof (e[0]), sizeof (srp_header_t),
			    &group_index);
  pg_srp_header_init (e);

  error = 1;
  if (! unformat (input, "%U: %U -> %U",
		  unformat_pg_edit,
		    unformat_ethernet_type_net_byte_order, &e->type,
		  unformat_pg_edit,
		    unformat_ethernet_address, &e->src_address,
		  unformat_pg_edit,
		    unformat_ethernet_address, &e->dst_address))
    goto done;

  {
    srp_header_t h;

    h.as_u16 = 0;
    h.mode = SRP_MODE_data;
    h.ttl = 255;
    h.parity = count_set_bits (h.as_u16) ^ 1;
  
    pg_edit_set_fixed (&e->mode, h.mode);
    pg_edit_set_fixed (&e->ttl, h.ttl);
    pg_edit_set_fixed (&e->is_inner_ring, h.is_inner_ring);
    pg_edit_set_fixed (&e->priority, h.priority);
    pg_edit_set_fixed (&e->parity, h.parity);
  }

  error = 0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "mode %U",
		    unformat_pg_edit,
		    unformat_pg_number, &e->mode))
	;
      else if (unformat (input, "ttl %U",
			 unformat_pg_edit,
			 unformat_pg_number, &e->ttl))
	;
      else if (unformat (input, "priority %U",
			 unformat_pg_edit,
			 unformat_pg_number, &e->priority))
	;
      else
	break;
    }
      
  {
    ethernet_main_t * em = &ethernet_main;
    ethernet_type_info_t * ti = 0;
    pg_node_t * pg_node = 0;

    if (e->type.type == PG_EDIT_FIXED)
      {
	u16 t = *(u16 *) e->type.values[PG_EDIT_LO];
	ti = ethernet_get_type_info (em, clib_net_to_host_u16 (t));
	if (ti && ti->node_index != ~0)
	  pg_node = pg_get_node (ti->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;
  }

 done:
  if (error)
    pg_free_edit_group (s);
  return error == 0;
}