FD.io VPP  v16.09
Vector Packet Processing
icmp4.h
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1 /*
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:
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 #ifndef included_vnet_icmp4_h
16 #define included_vnet_icmp4_h
17 
18 #define foreach_icmp4_error \
19  _ (NONE, "valid packets") \
20  _ (UNKNOWN_TYPE, "unknown type") \
21  _ (INVALID_CODE_FOR_TYPE, "invalid code for type") \
22  _ (INVALID_HOP_LIMIT_FOR_TYPE, "hop_limit != 255") \
23  _ (LENGTH_TOO_SMALL_FOR_TYPE, "payload length too small for type") \
24  _ (OPTIONS_WITH_ODD_LENGTH, \
25  "total option length not multiple of 8 bytes") \
26  _ (OPTION_WITH_ZERO_LENGTH, "option has zero length") \
27  _ (ECHO_REPLIES_SENT, "echo replies sent") \
28  _ (DST_LOOKUP_MISS, "icmp6 dst address lookup misses") \
29  _ (DEST_UNREACH_SENT, "destination unreachable response sent") \
30  _ (TTL_EXPIRE_SENT, "hop limit exceeded response sent") \
31  _ (PARAM_PROBLEM_SENT, "parameter problem response sent") \
32  _ (DROP, "error message dropped")
33 
34 typedef enum {
35 #define _(f,s) ICMP4_ERROR_##f,
37 #undef _
39 
40 typedef struct {
41  u8 packet_data[64];
43 
45 void ip4_icmp_register_type (vlib_main_t * vm, icmp4_type_t type, u32 node_index);
46 void icmp4_error_set_vnet_buffer (vlib_buffer_t *b, u8 type, u8 code, u32 data);
47 
48 #endif /* included_vnet_icmp4_h */
bad routing header type(not 4)") sr_error (NO_MORE_SEGMENTS
void icmp4_error_set_vnet_buffer(vlib_buffer_t *b, u8 type, u8 code, u32 data)
Definition: icmp4.c:416
icmp4_error_t
Definition: icmp4.h:34
#define foreach_icmp4_error
Definition: icmp4.h:18
void ip4_icmp_register_type(vlib_main_t *vm, icmp4_type_t type, u32 node_index)
Definition: icmp4.c:696
icmp4_type_t
unsigned int u32
Definition: types.h:88
u8 *( format_function_t)(u8 *s, va_list *args)
Definition: format.h:48
unsigned char u8
Definition: types.h:56
format_function_t format_icmp4_input_trace
Definition: icmp4.h:44