1 /***********************license start***************
2 * Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights
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7 * modification, are permitted provided that the following conditions are
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37 * PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
38 ***********************license end**************************************/
49 * Cavium Networks Internet Protocol (IP)
51 * Definitions for the Internet Protocol (IP) support.
53 * <hr>$Revision: 49448 $<hr>
62 * IP protocol values (1 byte)
65 #define CVMIP_PROTO_ICMP 1 /* Internet Control Message Protocol */
66 #define CVMIP_PROTO_TCP 6 /* Transmission Control Protocol */
67 #define CVMIP_PROTO_UDP 17 /* User Datagram Protocol */
68 #define CVMIP_PROTO_ESP 50 /* Encapsulated Security Payload */
69 #define CVMIP_PROTO_AH 51 /* Authentication Header */
73 * network packet header definitions
74 * (originally from octane_hw.h)
120 cvmip_udp_hdr_t udphdr;
121 cvmip_tcp_hdr_t tcphdr;
133 char dat[48] ; // 48 for IPv6 with no extension hdrs, 64 for IPv4 without options
151 char dat[36] ; // 36 for IPv6 with no extension hdrs, 52 for IPv6 without options
156 * Special struct to add a pad to IPv4 header
161 uint32_t version : 4;
190 uint32_t version : 4;
191 uint32_t v6class : 8;
194 uint16_t len ; // includes extension headers plus payload (add 40 to be equiv to v4 len field)
195 uint8_t next_hdr; // equivalent to the v4 protocol field
196 uint8_t hop_lim ; // equivalent to the v4 TTL field
209 #endif /* __CVMIP_H__ */