source: trunk/minix/include/net/gen/icmp_hdr.h@ 9

Last change on this file since 9 was 9, checked in by Mattia Monga, 13 years ago

Minix 3.1.2a

File size: 979 bytes
Line 
1/*
2server/ip/gen/icmp_hdr.h
3*/
4
5#ifndef __SERVER__IP__GEN__ICMP_HDR_H__
6#define __SERVER__IP__GEN__ICMP_HDR_H__
7
8typedef struct icmp_id_seq
9{
10 u16_t iis_id, iis_seq;
11} icmp_id_seq_t;
12
13typedef struct icmp_ip_id
14{
15 ip_hdr_t iii_hdr;
16 /* ip_hdr_options and 64 bytes of data */
17} icmp_ip_id_t;
18
19typedef struct icmp_ram /* RFC 1256 */
20{
21 u8_t iram_na;
22 u8_t iram_aes;
23 u16_t iram_lt;
24} icmp_ram_t;
25
26typedef struct icmp_pp
27{
28 u8_t ipp_ptr;
29 u8_t ipp_unused[3];
30} icmp_pp_t;
31
32typedef struct icmp_mtu /* RFC 1191 */
33{
34 u16_t im_unused;
35 u16_t im_mtu;
36} icmp_mtu_t;
37
38typedef struct icmp_hdr
39{
40 u8_t ih_type, ih_code;
41 u16_t ih_chksum;
42 union
43 {
44 u32_t ihh_unused;
45 icmp_id_seq_t ihh_idseq;
46 ipaddr_t ihh_gateway;
47 icmp_ram_t ihh_ram;
48 icmp_pp_t ihh_pp;
49 icmp_mtu_t ihh_mtu;
50 } ih_hun;
51 union
52 {
53 icmp_ip_id_t ihd_ipid;
54 u8_t uhd_data[1];
55 } ih_dun;
56} icmp_hdr_t;
57
58#endif /* __SERVER__IP__GEN__ICMP_HDR_H__ */
59
60/*
61 * $PchId: icmp_hdr.h,v 1.5 2002/06/10 07:10:48 philip Exp $
62 */
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