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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/contrib/octeon-sdk/cvmip.h |
/***********************license start*************** * Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights * reserved. * * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of Cavium Networks nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * This Software, including technical data, may be subject to U.S. export control * laws, including the U.S. Export Administration Act and its associated * regulations, and may be subject to export or import regulations in other * countries. * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS OR * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. ***********************license end**************************************/ /** * @file * * Cavium Networks Internet Protocol (IP) * * Definitions for the Internet Protocol (IP) support. * * <hr>$Revision: 49448 $<hr> * */ #ifndef __CVMIP_H__ #define __CVMIP_H__ /* * IP protocol values (1 byte) * */ #define CVMIP_PROTO_ICMP 1 /* Internet Control Message Protocol */ #define CVMIP_PROTO_TCP 6 /* Transmission Control Protocol */ #define CVMIP_PROTO_UDP 17 /* User Datagram Protocol */ #define CVMIP_PROTO_ESP 50 /* Encapsulated Security Payload */ #define CVMIP_PROTO_AH 51 /* Authentication Header */ /** * network packet header definitions * (originally from octane_hw.h) * */ /** * UDP Packet header */ typedef struct { union { int32_t s32 ; uint32_t u32 ; struct { uint16_t src_prt ; uint16_t dst_prt ; } s; } prts; uint16_t len ; uint16_t chksum ; } cvmip_udp_hdr_t; /** * TCP Packet header */ typedef struct { uint16_t src_prt ; uint16_t dst_prt ; uint32_t seq ; uint32_t ack_seq ; uint32_t hlen :4; uint32_t rsvd :6; uint32_t urg :1; uint32_t ack :1; uint32_t psh :1; uint32_t rst :1; uint32_t syn :1; uint32_t fin :1; uint16_t win_sz ; uint16_t chksum ; uint16_t urg_ptr ; uint32_t junk ; } cvmip_tcp_hdr_t; /** * L4 Packet header */ typedef union { cvmip_udp_hdr_t udphdr; cvmip_tcp_hdr_t tcphdr; struct { union { int32_t s32 ; uint32_t u32 ; struct { uint16_t src_prt; uint16_t dst_prt; } s; } prts; uint16_t len ; uint16_t chksum ; char dat[48] ; // 48 for IPv6 with no extension hdrs, 64 for IPv4 without options } udp; struct { uint16_t src_prt ; uint16_t dst_prt ; uint32_t seq ; uint32_t ack_seq ; uint32_t hlen :4; uint32_t rsvd :6; uint32_t urg :1; uint32_t ack :1; uint32_t psh :1; uint32_t rst :1; uint32_t syn :1; uint32_t fin :1; uint16_t win_sz ; uint16_t chksum ; uint16_t urg_ptr ; char dat[36] ; // 36 for IPv6 with no extension hdrs, 52 for IPv6 without options } tcp; } cvmip_l4_info_t; /** * Special struct to add a pad to IPv4 header */ typedef struct { uint32_t pad; uint32_t version : 4; uint32_t hl : 4; uint8_t tos ; uint16_t len ; uint16_t id ; uint32_t mbz : 1; uint32_t df : 1; uint32_t mf : 1; uint32_t off :13; uint8_t ttl ; uint8_t protocol; uint16_t chksum ; union { uint64_t u64; struct { uint32_t src; uint32_t dst; } s; } src_dst; } cvmip_ipv4_hdr_t; /** * IPv6 Packet header */ typedef struct { uint32_t version : 4; uint32_t v6class : 8; uint32_t flow :20; uint16_t len ; // includes extension headers plus payload (add 40 to be equiv to v4 len field) uint8_t next_hdr; // equivalent to the v4 protocol field uint8_t hop_lim ; // equivalent to the v4 TTL field union { uint64_t u64[4]; struct { uint64_t src[2]; uint64_t dst[2]; } s; } src_dst; } cvmip_ipv6_hdr_t; #endif /* __CVMIP_H__ */