9 #include <netinet/in.h>
15 #if __BYTE_ORDER == __LITTLE_ENDIAN
17 unsigned int overflow:4;
19 unsigned int overflow:4;
26 #if __BYTE_ORDER == __LITTLE_ENDIAN
28 unsigned int version:4;
30 unsigned int version:4;
45 #if __BYTE_ORDER == __LITTLE_ENDIAN
59 struct in_addr ip_src, ip_dst;
65 #define IP_OFFMASK 0x1fff
71 #if __BYTE_ORDER == __LITTLE_ENDIAN
72 unsigned int ipt_flg:4;
73 unsigned int ipt_oflw:4;
75 unsigned int ipt_oflw:4;
76 unsigned int ipt_flg:4;
82 #define IP_MAXPACKET 65535
84 #define IPTOS_ECN_MASK 0x03
85 #define IPTOS_ECN(x) ((x) & IPTOS_ECN_MASK)
86 #define IPTOS_ECN_NOT_ECT 0x00
87 #define IPTOS_ECN_ECT1 0x01
88 #define IPTOS_ECN_ECT0 0x02
89 #define IPTOS_ECN_CE 0x03
91 #define IPTOS_DSCP_MASK 0xfc
92 #define IPTOS_DSCP(x) ((x) & IPTOS_DSCP_MASK)
93 #define IPTOS_DSCP_AF11 0x28
94 #define IPTOS_DSCP_AF12 0x30
95 #define IPTOS_DSCP_AF13 0x38
96 #define IPTOS_DSCP_AF21 0x48
97 #define IPTOS_DSCP_AF22 0x50
98 #define IPTOS_DSCP_AF23 0x58
99 #define IPTOS_DSCP_AF31 0x68
100 #define IPTOS_DSCP_AF32 0x70
101 #define IPTOS_DSCP_AF33 0x78
102 #define IPTOS_DSCP_AF41 0x88
103 #define IPTOS_DSCP_AF42 0x90
104 #define IPTOS_DSCP_AF43 0x98
105 #define IPTOS_DSCP_EF 0xb8
107 #define IPTOS_TOS_MASK 0x1E
108 #define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
109 #define IPTOS_LOWDELAY 0x10
110 #define IPTOS_THROUGHPUT 0x08
111 #define IPTOS_RELIABILITY 0x04
112 #define IPTOS_LOWCOST 0x02
113 #define IPTOS_MINCOST IPTOS_LOWCOST
115 #define IPTOS_PREC_MASK 0xe0
116 #define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK)
117 #define IPTOS_PREC_NETCONTROL 0xe0
118 #define IPTOS_PREC_INTERNETCONTROL 0xc0
119 #define IPTOS_PREC_CRITIC_ECP 0xa0
120 #define IPTOS_PREC_FLASHOVERRIDE 0x80
121 #define IPTOS_PREC_FLASH 0x60
122 #define IPTOS_PREC_IMMEDIATE 0x40
123 #define IPTOS_PREC_PRIORITY 0x20
124 #define IPTOS_PREC_ROUTINE 0x00
126 #define IPOPT_COPY 0x80
127 #define IPOPT_CLASS_MASK 0x60
128 #define IPOPT_NUMBER_MASK 0x1f
130 #define IPOPT_COPIED(o) ((o) & IPOPT_COPY)
131 #define IPOPT_CLASS(o) ((o) & IPOPT_CLASS_MASK)
132 #define IPOPT_NUMBER(o) ((o) & IPOPT_NUMBER_MASK)
134 #define IPOPT_CONTROL 0x00
135 #define IPOPT_RESERVED1 0x20
136 #define IPOPT_DEBMEAS 0x40
137 #define IPOPT_MEASUREMENT IPOPT_DEBMEAS
138 #define IPOPT_RESERVED2 0x60
141 #define IPOPT_END IPOPT_EOL
143 #define IPOPT_NOOP IPOPT_NOP
147 #define IPOPT_TIMESTAMP IPOPT_TS
148 #define IPOPT_SECURITY 130
149 #define IPOPT_SEC IPOPT_SECURITY
150 #define IPOPT_LSRR 131
151 #define IPOPT_SATID 136
152 #define IPOPT_SID IPOPT_SATID
153 #define IPOPT_SSRR 137
156 #define IPOPT_OPTVAL 0
158 #define IPOPT_OFFSET 2
159 #define IPOPT_MINOFF 4
161 #define MAX_IPOPTLEN 40
163 #define IPOPT_TS_TSONLY 0
164 #define IPOPT_TS_TSANDADDR 1
165 #define IPOPT_TS_PRESPEC 3
167 #define IPOPT_SECUR_UNCLASS 0x0000
168 #define IPOPT_SECUR_CONFID 0xf135
169 #define IPOPT_SECUR_EFTO 0x789a
170 #define IPOPT_SECUR_MMMM 0xbc4d
171 #define IPOPT_SECUR_RESTR 0xaf13
172 #define IPOPT_SECUR_SECRET 0xd788
173 #define IPOPT_SECUR_TOPSECRET 0x6bc5