63 lines
979 B
C
63 lines
979 B
C
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/*
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server/ip/gen/icmp_hdr.h
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*/
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#ifndef __SERVER__IP__GEN__ICMP_HDR_H__
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#define __SERVER__IP__GEN__ICMP_HDR_H__
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typedef struct icmp_id_seq
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{
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u16_t iis_id, iis_seq;
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} icmp_id_seq_t;
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typedef struct icmp_ip_id
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{
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ip_hdr_t iii_hdr;
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/* ip_hdr_options and 64 bytes of data */
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} icmp_ip_id_t;
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typedef struct icmp_ram /* RFC 1256 */
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{
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u8_t iram_na;
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u8_t iram_aes;
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u16_t iram_lt;
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} icmp_ram_t;
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typedef struct icmp_pp
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{
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u8_t ipp_ptr;
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u8_t ipp_unused[3];
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} icmp_pp_t;
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typedef struct icmp_mtu /* RFC 1191 */
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{
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u16_t im_unused;
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u16_t im_mtu;
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} icmp_mtu_t;
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typedef struct icmp_hdr
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{
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u8_t ih_type, ih_code;
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u16_t ih_chksum;
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union
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{
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u32_t ihh_unused;
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icmp_id_seq_t ihh_idseq;
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ipaddr_t ihh_gateway;
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icmp_ram_t ihh_ram;
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icmp_pp_t ihh_pp;
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icmp_mtu_t ihh_mtu;
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} ih_hun;
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union
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{
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icmp_ip_id_t ihd_ipid;
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u8_t uhd_data[1];
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} ih_dun;
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} icmp_hdr_t;
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#endif /* __SERVER__IP__GEN__ICMP_HDR_H__ */
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/*
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* $PchId: icmp_hdr.h,v 1.5 2002/06/10 07:10:48 philip Exp $
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*/
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