1 /***********************license start***************
2 * Copyright (c) 2003-2008 Cavium Networks (support@cavium.com). All rights
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
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11 * notice, this list of conditions and the following disclaimer.
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14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials provided
16 * with the distribution.
18 * * Neither the name of Cavium Networks nor the names of
19 * its contributors may be used to endorse or promote products
20 * derived from this software without specific prior written
23 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
24 * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS
25 * OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
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32 * OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
35 * For any questions regarding licensing please contact marketing@caviumnetworks.com
37 ***********************license end**************************************/
47 * Cavium Networks Internet Protocol (IP)
49 * Definitions for the Internet Protocol (IP) support.
51 * <hr>$Revision: 41586 $<hr>
60 * IP protocol values (1 byte)
63 #define CVMIP_PROTO_ICMP 1 /* Internet Control Message Protocol */
64 #define CVMIP_PROTO_TCP 6 /* Transmission Control Protocol */
65 #define CVMIP_PROTO_UDP 17 /* User Datagram Protocol */
66 #define CVMIP_PROTO_ESP 50 /* Encapsulated Security Payload */
67 #define CVMIP_PROTO_AH 51 /* Authentication Header */
71 * network packet header definitions
72 * (originally from octane_hw.h)
118 cvmip_udp_hdr_t udphdr;
119 cvmip_tcp_hdr_t tcphdr;
131 char dat[48] ; // 48 for IPv6 with no extension hdrs, 64 for IPv4 without options
149 char dat[36] ; // 36 for IPv6 with no extension hdrs, 52 for IPv6 without options
154 * Special struct to add a pad to IPv4 header
159 uint32_t version : 4;
188 uint32_t version : 4;
189 uint32_t v6class : 8;
192 uint16_t len ; // includes extension headers plus payload (add 40 to be equiv to v4 len field)
193 uint8_t next_hdr; // equivalent to the v4 protocol field
194 uint8_t hop_lim ; // equivalent to the v4 TTL field
207 #endif /* __CVMIP_H__ */