summaryrefslogtreecommitdiffstats
path: root/test/test_vom.py
AgeCommit message (Expand)AuthorFilesLines
2018-02-22make test: build test/ext when doing coverageKlement Sekera1-4/+1
2017-11-01VPP Object Model (VOM)Neale Ranns1-0/+48
a id='n61' href='#n61'>61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164
/*
 * ethernet/arp.c: IP v4 ARP node
 *
 * Copyright (c) 2010 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef included_ethernet_arp_packet_h
#define included_ethernet_arp_packet_h

#include <vnet/ip/ip4_packet.h>
#include <vnet/ethernet/mac_address.h>

#define foreach_ethernet_arp_hardware_type	\
  _ (0, reserved)				\
  _ (1, ethernet)				\
  _ (2, experimental_ethernet)			\
  _ (3, ax_25)					\
  _ (4, proteon_pronet_token_ring)		\
  _ (5, chaos)					\
  _ (6, ieee_802)				\
  _ (7, arcnet)					\
  _ (8, hyperchannel)				\
  _ (9, lanstar)				\
  _ (10, autonet)				\
  _ (11, localtalk)				\
  _ (12, localnet)				\
  _ (13, ultra_link)				\
  _ (14, smds)					\
  _ (15, frame_relay)				\
  _ (16, atm)					\
  _ (17, hdlc)					\
  _ (18, fibre_channel)				\
  _ (19, atm19)					\
  _ (20, serial_line)				\
  _ (21, atm21)					\
  _ (22, mil_std_188_220)			\
  _ (23, metricom)				\
  _ (24, ieee_1394)				\
  _ (25, mapos)					\
  _ (26, twinaxial)				\
  _ (27, eui_64)				\
  _ (28, hiparp)				\
  _ (29, iso_7816_3)				\
  _ (30, arpsec)				\
  _ (31, ipsec_tunnel)				\
  _ (32, infiniband)				\
  _ (33, cai)					\
  _ (34, wiegand)				\
  _ (35, pure_ip)				\
  _ (36, hw_exp1)				\
  _ (256, hw_exp2)

#define foreach_ethernet_arp_opcode		\
  _ (reserved)					\
  _ (request)					\
  _ (reply)					\
  _ (reverse_request)				\
  _ (reverse_reply)				\
  _ (drarp_request)				\
  _ (drarp_reply)				\
  _ (drarp_error)				\
  _ (inarp_request)				\
  _ (inarp_reply)				\
  _ (arp_nak)					\
  _ (mars_request)				\
  _ (mars_multi)				\
  _ (mars_mserv)				\
  _ (mars_join)					\
  _ (mars_leave)				\
  _ (mars_nak)					\
  _ (mars_unserv)				\
  _ (mars_sjoin)				\
  _ (mars_sleave)				\
  _ (mars_grouplist_request)			\
  _ (mars_grouplist_reply)			\
  _ (mars_redirect_map)				\
  _ (mapos_unarp)				\
  _ (exp1)					\
  _ (exp2)

typedef enum
{
#define _(n,f) ETHERNET_ARP_HARDWARE_TYPE_##f = (n),
  foreach_ethernet_arp_hardware_type
#undef _
} ethernet_arp_hardware_type_t;

typedef enum
{
#define _(f) ETHERNET_ARP_OPCODE_##f,
  foreach_ethernet_arp_opcode
#undef _
    ETHERNET_ARP_N_OPCODE,
} ethernet_arp_opcode_t;

typedef enum
{
  IP4_ARP_NEXT_DROP,
  IP4_ARP_N_NEXT,
} ip4_arp_next_t;

typedef enum
{
  IP4_ARP_ERROR_THROTTLED,
  IP4_ARP_ERROR_RESOLVED,
  IP4_ARP_ERROR_NO_BUFFERS,
  IP4_ARP_ERROR_REQUEST_SENT,
  IP4_ARP_ERROR_NON_ARP_ADJ,
  IP4_ARP_ERROR_NO_SOURCE_ADDRESS,
} ip4_arp_error_t;

/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
  mac_address_t mac;
  ip4_address_t ip4;
}) ethernet_arp_ip4_over_ethernet_address_t;
/* *INDENT-ON* */

STATIC_ASSERT (sizeof (ethernet_arp_ip4_over_ethernet_address_t) == 10,
	       "Packet ethernet address and IP4 address too big");

typedef struct
{
  u16 l2_type;
  u16 l3_type;
  u8 n_l2_address_bytes;
  u8 n_l3_address_bytes;
  u16 opcode;
  union
  {
    ethernet_arp_ip4_over_ethernet_address_t ip4_over_ethernet[2];

    /* Others... */
    u8 data[0];
  };
} ethernet_arp_header_t;

#define ARP_SENDER 0
#define ARP_TARGET 1

extern u8 *format_ethernet_arp_header (u8 * s, va_list * va);
extern u8 *format_ethernet_arp_opcode (u8 * s, va_list * va);
extern u8 *format_ethernet_arp_hardware_type (u8 * s, va_list * va);

#endif /* included_ethernet_arp_packet_h */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */