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Vector Packet Processing
ip6_error.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
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9  * Unless required by applicable law or agreed to in writing, software
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12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 /*
16  * ip/ip6_error.h: ip6 fast path errors
17  *
18  * Copyright (c) 2008 Eliot Dresselhaus
19  *
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
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25  * permit persons to whom the Software is furnished to do so, subject to
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28  * The above copyright notice and this permission notice shall be
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31  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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33  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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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
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38  */
39 
40 #ifndef included_ip_ip6_error_h
41 #define included_ip_ip6_error_h
42 
43 #define foreach_ip6_error \
44  /* Must be first. */ \
45  _ (NONE, "valid ip6 packets") \
46  \
47  /* Errors signalled by ip6-input */ \
48  _ (TOO_SHORT, "ip6 length < 40 bytes") \
49  _ (BAD_LENGTH, "ip6 length > l2 length") \
50  _ (VERSION, "ip6 version != 6") \
51  _ (TIME_EXPIRED, "ip6 ttl <= 1") \
52  \
53  /* Errors signalled by ip6-rewrite. */ \
54  _ (MTU_EXCEEDED, "ip6 MTU exceeded") \
55  _ (DST_LOOKUP_MISS, "ip6 destination lookup miss") \
56  _ (SRC_LOOKUP_MISS, "ip6 source lookup miss") \
57  _ (ADJACENCY_DROP, "ip6 adjacency drop") \
58  _ (ADJACENCY_PUNT, "ip6 adjacency punt") \
59  \
60  /* Errors signalled by ip6-local. */ \
61  _ (UNKNOWN_PROTOCOL, "unknown ip protocol") \
62  _ (UDP_CHECKSUM, "bad udp checksum") \
63  _ (ICMP_CHECKSUM, "bad icmp checksum") \
64  _ (UDP_LENGTH, "inconsistent udp/ip lengths") \
65  \
66  /* Errors signalled by udp6-lookup. */ \
67  _ (UNKNOWN_UDP_PORT, "no listener for udp port") \
68  \
69  /* Spoofed packets in ip6-rewrite-local */ \
70  _(SPOOFED_LOCAL_PACKETS, "ip4 spoofed local-address packet drops") \
71  \
72  /* Erros singalled by ip6-inacl */ \
73  _ (INACL_TABLE_MISS, "input ACL table-miss drops") \
74  _ (INACL_SESSION_DENY, "input ACL session deny drops")
75 
76 typedef enum
77 {
78 #define _(sym,str) IP6_ERROR_##sym,
80 #undef _
82 } ip6_error_t;
83 
84 #endif /* included_ip_ip6_error_h */
85 
86 /*
87  * fd.io coding-style-patch-verification: ON
88  *
89  * Local Variables:
90  * eval: (c-set-style "gnu")
91  * End:
92  */
ip6_error_t
Definition: ip6_error.h:76
#define foreach_ip6_error
Definition: ip6_error.h:43