1#ifndef _NETINET_IP_H
2#define _NETINET_IP_H
3
4#ifdef __cplusplus
5extern "C" {
6#endif
7
8#include <stdint.h>
9#include <netinet/in.h>
10
11struct timestamp {
12 uint8_t len;
13 uint8_t ptr;
14#if __BYTE_ORDER == __LITTLE_ENDIAN
15 unsigned int flags:4;
16 unsigned int overflow:4;
17#else
18 unsigned int overflow:4;
19 unsigned int flags:4;
20#endif
21 uint32_t data[9];
22 };
23
24struct iphdr {
25#if __BYTE_ORDER == __LITTLE_ENDIAN
26 unsigned int ihl:4;
27 unsigned int version:4;
28#else
29 unsigned int version:4;
30 unsigned int ihl:4;
31#endif
32 uint8_t tos;
33 uint16_t tot_len;
34 uint16_t id;
35 uint16_t frag_off;
36 uint8_t ttl;
37 uint8_t protocol;
38 uint16_t check;
39 uint32_t saddr;
40 uint32_t daddr;
41};
42
43struct ip {
44#if __BYTE_ORDER == __LITTLE_ENDIAN
45 unsigned int ip_hl:4;
46 unsigned int ip_v:4;
47#else
48 unsigned int ip_v:4;
49 unsigned int ip_hl:4;
50#endif
51 uint8_t ip_tos;
52 uint16_t ip_len;
53 uint16_t ip_id;
54 uint16_t ip_off;
55 uint8_t ip_ttl;
56 uint8_t ip_p;
57 uint16_t ip_sum;
58 struct in_addr ip_src, ip_dst;
59};
60
61#define IP_RF 0x8000
62#define IP_DF 0x4000
63#define IP_MF 0x2000
64#define IP_OFFMASK 0x1fff
65
66struct ip_timestamp {
67 uint8_t ipt_code;
68 uint8_t ipt_len;
69 uint8_t ipt_ptr;
70#if __BYTE_ORDER == __LITTLE_ENDIAN
71 unsigned int ipt_flg:4;
72 unsigned int ipt_oflw:4;
73#else
74 unsigned int ipt_oflw:4;
75 unsigned int ipt_flg:4;
76#endif
77 uint32_t data[9];
78};
79
80#define IPVERSION 4
81#define IP_MAXPACKET 65535
82
83#define IPTOS_ECN_MASK 0x03
84#define IPTOS_ECN(x) ((x) & IPTOS_ECN_MASK)
85#define IPTOS_ECN_NOT_ECT 0x00
86#define IPTOS_ECN_ECT1 0x01
87#define IPTOS_ECN_ECT0 0x02
88#define IPTOS_ECN_CE 0x03
89
90#define IPTOS_DSCP_MASK 0xfc
91#define IPTOS_DSCP(x) ((x) & IPTOS_DSCP_MASK)
92#define IPTOS_DSCP_AF11 0x28
93#define IPTOS_DSCP_AF12 0x30
94#define IPTOS_DSCP_AF13 0x38
95#define IPTOS_DSCP_AF21 0x48
96#define IPTOS_DSCP_AF22 0x50
97#define IPTOS_DSCP_AF23 0x58
98#define IPTOS_DSCP_AF31 0x68
99#define IPTOS_DSCP_AF32 0x70
100#define IPTOS_DSCP_AF33 0x78
101#define IPTOS_DSCP_AF41 0x88
102#define IPTOS_DSCP_AF42 0x90
103#define IPTOS_DSCP_AF43 0x98
104#define IPTOS_DSCP_EF 0xb8
105
106#define IPTOS_CLASS_MASK 0xe0
107#define IPTOS_CLASS(x) ((x) & IPTOS_CLASS_MASK)
108#define IPTOS_CLASS_CS0 0x00
109#define IPTOS_CLASS_CS1 0x20
110#define IPTOS_CLASS_CS2 0x40
111#define IPTOS_CLASS_CS3 0x60
112#define IPTOS_CLASS_CS4 0x80
113#define IPTOS_CLASS_CS5 0xa0
114#define IPTOS_CLASS_CS6 0xc0
115#define IPTOS_CLASS_CS7 0xe0
116#define IPTOS_CLASS_DEFAULT IPTOS_CLASS_CS0
117
118#define IPTOS_TOS_MASK 0x1E
119#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
120#define IPTOS_LOWDELAY 0x10
121#define IPTOS_THROUGHPUT 0x08
122#define IPTOS_RELIABILITY 0x04
123#define IPTOS_LOWCOST 0x02
124#define IPTOS_MINCOST IPTOS_LOWCOST
125
126#define IPTOS_PREC_MASK 0xe0
127#define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK)
128#define IPTOS_PREC_NETCONTROL 0xe0
129#define IPTOS_PREC_INTERNETCONTROL 0xc0
130#define IPTOS_PREC_CRITIC_ECP 0xa0
131#define IPTOS_PREC_FLASHOVERRIDE 0x80
132#define IPTOS_PREC_FLASH 0x60
133#define IPTOS_PREC_IMMEDIATE 0x40
134#define IPTOS_PREC_PRIORITY 0x20
135#define IPTOS_PREC_ROUTINE 0x00
136
137#define IPOPT_COPY 0x80
138#define IPOPT_CLASS_MASK 0x60
139#define IPOPT_NUMBER_MASK 0x1f
140
141#define IPOPT_COPIED(o) ((o) & IPOPT_COPY)
142#define IPOPT_CLASS(o) ((o) & IPOPT_CLASS_MASK)
143#define IPOPT_NUMBER(o) ((o) & IPOPT_NUMBER_MASK)
144
145#define IPOPT_CONTROL 0x00
146#define IPOPT_RESERVED1 0x20
147#define IPOPT_DEBMEAS 0x40
148#define IPOPT_MEASUREMENT IPOPT_DEBMEAS
149#define IPOPT_RESERVED2 0x60
150
151#define IPOPT_EOL 0
152#define IPOPT_END IPOPT_EOL
153#define IPOPT_NOP 1
154#define IPOPT_NOOP IPOPT_NOP
155
156#define IPOPT_RR 7
157#define IPOPT_TS 68
158#define IPOPT_TIMESTAMP IPOPT_TS
159#define IPOPT_SECURITY 130
160#define IPOPT_SEC IPOPT_SECURITY
161#define IPOPT_LSRR 131
162#define IPOPT_SATID 136
163#define IPOPT_SID IPOPT_SATID
164#define IPOPT_SSRR 137
165#define IPOPT_RA 148
166
167#define IPOPT_OPTVAL 0
168#define IPOPT_OLEN 1
169#define IPOPT_OFFSET 2
170#define IPOPT_MINOFF 4
171
172#define MAX_IPOPTLEN 40
173
174#define IPOPT_TS_TSONLY 0
175#define IPOPT_TS_TSANDADDR 1
176#define IPOPT_TS_PRESPEC 3
177
178#define IPOPT_SECUR_UNCLASS 0x0000
179#define IPOPT_SECUR_CONFID 0xf135
180#define IPOPT_SECUR_EFTO 0x789a
181#define IPOPT_SECUR_MMMM 0xbc4d
182#define IPOPT_SECUR_RESTR 0xaf13
183#define IPOPT_SECUR_SECRET 0xd788
184#define IPOPT_SECUR_TOPSECRET 0x6bc5
185
186#define MAXTTL 255
187#define IPDEFTTL 64
188#define IPFRAGTTL 60
189#define IPTTLDEC 1
190
191#define IP_MSS 576
192
193#define __UAPI_DEF_IPHDR 0
194
195#ifdef __cplusplus
196}
197#endif
198
199#endif