195 lines
5.4 KiB
C
195 lines
5.4 KiB
C
/*
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******************************************************************************
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* HEADER FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: icmp6.h,v $ $Revision: 1.3 $
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* $Source: /home/interpeak/CVSRoot/ipxinc/include/netinet/icmp6.h,v $
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* $Author: lob $ $Date: 2006-04-10 11:03:29 $
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* $State: Exp $ $Locker: $
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*
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* INTERPEAK_COPYRIGHT_STRING
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* Design and implementation by Lennart Bang <lob@interpeak.se>
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******************************************************************************
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*/
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#ifndef IP_NETINET_ICMP6_H
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#define IP_NETINET_ICMP6_H
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/*
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****************************************************************************
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* 1 DESCRIPTION
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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#include "ipcom_config.h"
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/*
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****************************************************************************
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* 3 INCLUDE FILES
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****************************************************************************
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*/
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#include "string.h"
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#include "sys/types.h"
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#include "netinet/in.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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****************************************************************************
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* 4 DEFINES
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****************************************************************************
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*/
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#define ICMP6_DST_UNREACH 1
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#define ICMP6_PACKET_TOO_BIG 2
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#define ICMP6_TIME_EXCEEDED 3
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#define ICMP6_PARAM_PROB 4
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#define ICMP6_ECHO_REQUEST 128
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#define ICMP6_ECHO_REPLY 129
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#define ICMP6_MEMBERSHIP_QUERY 130
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#define ICMP6_MEMBERSHIP_REPORT 131
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#define ICMP6_MEMBERSHIP_REDUCTION 132
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#define ND_ROUTER_SOLICIT 133
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#define ND_ROUTER_ADVERT 134
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#define ND_NEIGHBOR_SOLICIT 135
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#define ND_NEIGHBOR_ADVERT 136
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#define ND_REDIRECT 137
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#define ND_OPT_SOURCE_LINKADDR 1
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#define ND_OPT_TARGET_LINKADDR 2
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#define ND_OPT_PREFIX_INFORMATION 3
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#define ND_OPT_REDIRECTED_HEADER 4
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#define ND_OPT_MTU 5
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#define ND_RA_FLAG_MANAGED 0x80
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#define ND_RA_FLAG_OTHER 0x40
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/*
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****************************************************************************
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* 5 TYPES
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****************************************************************************
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*/
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struct icmp6_hdr
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{
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Ip_u8 icmp6_type; /* type field */
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Ip_u8 icmp6_code; /* code field */
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Ip_u16 icmp6_cksum; /* checksum field */
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union
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{
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Ip_u32 icmp6_un_data32[1]; /* type-specific field */
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Ip_u16 icmp6_un_data16[2]; /* type-specific field */
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Ip_u8 icmp6_un_data8[4]; /* type-specific field */
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} icmp6_dataun;
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};
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#define icmp6_data32 icmp6_dataun.icmp6_un_data32
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#define icmp6_data16 icmp6_dataun.icmp6_un_data16
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#define icmp6_data8 icmp6_dataun.icmp6_un_data8
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#define icmp6_pptr icmp6_data32[0]
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#define icmp6_mtu icmp6_data32[0]
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#define icmp6_id icmp6_data16[0]
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#define icmp6_seq icmp6_data16[1]
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#define icmp6_maxdelay icmp6_data16[0]
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struct nd_redirect
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{
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struct icmp6_hdr nd_rd_hdr;
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struct in6_addr nd_rd_target;
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struct in6_addr nd_rd_dst;
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/* options */
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};
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struct nd_router_advert
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{
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struct icmp6_hdr nd_ra_hdr;
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Ip_u32 nd_ra_reachable;
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Ip_u32 nd_ra_retransmit;
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/* options */
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};
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#define nd_ra_type nd_ra_hdr.icmp6_type
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#define nd_ra_code nd_ra_hdr.icmp6_code
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#define nd_ra_cksum nd_ra_hdr.icmp6_cksum
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#define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0]
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#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1]
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#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1]
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#define ND_RA_FLAG_MANAGED 0x80
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#define ND_RA_FLAG_OTHER 0x40
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#define ND_RA_FLAG_HOME_AGENT 0x20
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#define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1]
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struct nd_neighbor_advert
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{
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struct icmp6_hdr nd_na_hdr;
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struct in6_addr nd_na_target;
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/* options */
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};
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struct nd_opt_hdr
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{
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Ip_u8 nd_opt_type;
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Ip_u8 nd_opt_len;
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Ip_u8 nd_opt_data[1];
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};
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/* Prefix Extension Header Options */
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struct nd_opt_prefix_info
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{
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Ip_u8 nd_opt_pi_type;
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Ip_u8 nd_opt_pi_len;
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Ip_u8 nd_opt_pi_prefix_len;
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Ip_u8 nd_opt_pi_flags_reserved;
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Ip_u32 nd_opt_pi_valid_time;
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Ip_u32 nd_opt_pi_preferred_time;
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Ip_u32 nd_opt_pi_reserved2;
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struct Ip_in6_addr nd_opt_pi_prefix;
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};
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#define ND_OPT_PI_FLAG_ONLINK 0x80
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#define ND_OPT_PI_FLAG_AUTO 0x40
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#define ND_OPT_PI_FLAG_RADDR 0x20
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struct icmp6_filter
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{
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Ip_u32 icmp6_filt[8]; /* 8*32 = 256 bits */
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};
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#define ICMP6_FILTER_SETBLOCKALL IP_ICMP6_FILTER_SETBLOCKALL
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#define ICMP6_FILTER_SETPASS IP_ICMP6_FILTER_SETPASS
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#define ICMP6_FILTER_SETPASS IP_ICMP6_FILTER_SETPASS
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/*
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****************************************************************************
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* 6 FUNCTIONS
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****************************************************************************
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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/*
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****************************************************************************
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* END OF FILE
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****************************************************************************
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*/
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