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[9] | 1 | /*
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| 2 | server/ip/gen/icmp_hdr.h
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| 3 | */
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| 4 |
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| 5 | #ifndef __SERVER__IP__GEN__ICMP_HDR_H__
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| 6 | #define __SERVER__IP__GEN__ICMP_HDR_H__
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| 7 |
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| 8 | typedef struct icmp_id_seq
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| 9 | {
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| 10 | u16_t iis_id, iis_seq;
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| 11 | } icmp_id_seq_t;
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| 12 |
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| 13 | typedef struct icmp_ip_id
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| 14 | {
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| 15 | ip_hdr_t iii_hdr;
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| 16 | /* ip_hdr_options and 64 bytes of data */
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| 17 | } icmp_ip_id_t;
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| 18 |
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| 19 | typedef struct icmp_ram /* RFC 1256 */
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| 20 | {
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| 21 | u8_t iram_na;
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| 22 | u8_t iram_aes;
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| 23 | u16_t iram_lt;
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| 24 | } icmp_ram_t;
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| 25 |
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| 26 | typedef struct icmp_pp
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| 27 | {
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| 28 | u8_t ipp_ptr;
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| 29 | u8_t ipp_unused[3];
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| 30 | } icmp_pp_t;
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| 31 |
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| 32 | typedef struct icmp_mtu /* RFC 1191 */
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| 33 | {
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| 34 | u16_t im_unused;
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| 35 | u16_t im_mtu;
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| 36 | } icmp_mtu_t;
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| 37 |
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| 38 | typedef struct icmp_hdr
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| 39 | {
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| 40 | u8_t ih_type, ih_code;
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| 41 | u16_t ih_chksum;
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| 42 | union
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| 43 | {
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| 44 | u32_t ihh_unused;
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| 45 | icmp_id_seq_t ihh_idseq;
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| 46 | ipaddr_t ihh_gateway;
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| 47 | icmp_ram_t ihh_ram;
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| 48 | icmp_pp_t ihh_pp;
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| 49 | icmp_mtu_t ihh_mtu;
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| 50 | } ih_hun;
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| 51 | union
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| 52 | {
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| 53 | icmp_ip_id_t ihd_ipid;
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| 54 | u8_t uhd_data[1];
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| 55 | } ih_dun;
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| 56 | } icmp_hdr_t;
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| 57 |
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| 58 | #endif /* __SERVER__IP__GEN__ICMP_HDR_H__ */
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| 59 |
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| 60 | /*
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| 61 | * $PchId: icmp_hdr.h,v 1.5 2002/06/10 07:10:48 philip Exp $
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| 62 | */
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