mirror of git://git.musl-libc.org/musl
187 lines
3.9 KiB
C
187 lines
3.9 KiB
C
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#ifndef _NETINET_IP_H
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#define _NETINET_IP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <netinet/in.h>
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#include <endian.h>
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struct timestamp {
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uint8_t len;
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uint8_t ptr;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned int flags:4;
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unsigned int overflow:4;
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#else
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unsigned int overflow:4;
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unsigned int flags:4;
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#endif
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uint32_t data[9];
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};
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struct iphdr {
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned int ihl:4;
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unsigned int version:4;
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#else
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unsigned int version:4;
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unsigned int ihl:4;
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#endif
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uint8_t tos;
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uint16_t tot_len;
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uint16_t id;
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uint16_t frag_off;
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uint8_t ttl;
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uint8_t protocol;
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uint16_t check;
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uint32_t saddr;
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uint32_t daddr;
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};
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struct ip {
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned int ip_hl:4;
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unsigned int ip_v:4;
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#else
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unsigned int ip_v:4;
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unsigned int ip_hl:4;
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#endif
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uint8_t ip_tos;
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uint16_t ip_len;
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uint16_t ip_id;
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uint16_t ip_off;
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uint8_t ip_ttl;
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uint8_t ip_p;
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uint16_t ip_sum;
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struct in_addr ip_src, ip_dst;
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};
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#define IP_RF 0x8000
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#define IP_DF 0x4000
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#define IP_MF 0x2000
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#define IP_OFFMASK 0x1fff
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struct ip_timestamp {
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uint8_t ipt_code;
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uint8_t ipt_len;
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uint8_t ipt_ptr;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned int ipt_flg:4;
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unsigned int ipt_oflw:4;
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#else
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unsigned int ipt_oflw:4;
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unsigned int ipt_flg:4;
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#endif
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uint32_t data[9];
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};
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#define IPVERSION 4
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#define IP_MAXPACKET 65535
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#define IPTOS_ECN_MASK 0x03
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#define IPTOS_ECN(x) ((x) & IPTOS_ECN_MASK)
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#define IPTOS_ECN_NOT_ECT 0x00
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#define IPTOS_ECN_ECT1 0x01
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#define IPTOS_ECN_ECT0 0x02
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#define IPTOS_ECN_CE 0x03
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#define IPTOS_DSCP_MASK 0xfc
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#define IPTOS_DSCP(x) ((x) & IPTOS_DSCP_MASK)
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#define IPTOS_DSCP_AF11 0x28
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#define IPTOS_DSCP_AF12 0x30
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#define IPTOS_DSCP_AF13 0x38
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#define IPTOS_DSCP_AF21 0x48
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#define IPTOS_DSCP_AF22 0x50
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#define IPTOS_DSCP_AF23 0x58
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#define IPTOS_DSCP_AF31 0x68
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#define IPTOS_DSCP_AF32 0x70
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#define IPTOS_DSCP_AF33 0x78
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#define IPTOS_DSCP_AF41 0x88
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#define IPTOS_DSCP_AF42 0x90
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#define IPTOS_DSCP_AF43 0x98
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#define IPTOS_DSCP_EF 0xb8
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#define IPTOS_TOS_MASK 0x1E
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#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
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#define IPTOS_LOWDELAY 0x10
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#define IPTOS_THROUGHPUT 0x08
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#define IPTOS_RELIABILITY 0x04
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#define IPTOS_LOWCOST 0x02
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#define IPTOS_MINCOST IPTOS_LOWCOST
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#define IPTOS_PREC_MASK 0xe0
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#define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK)
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#define IPTOS_PREC_NETCONTROL 0xe0
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#define IPTOS_PREC_INTERNETCONTROL 0xc0
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#define IPTOS_PREC_CRITIC_ECP 0xa0
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#define IPTOS_PREC_FLASHOVERRIDE 0x80
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#define IPTOS_PREC_FLASH 0x60
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#define IPTOS_PREC_IMMEDIATE 0x40
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#define IPTOS_PREC_PRIORITY 0x20
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#define IPTOS_PREC_ROUTINE 0x00
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#define IPOPT_COPY 0x80
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#define IPOPT_CLASS_MASK 0x60
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#define IPOPT_NUMBER_MASK 0x1f
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#define IPOPT_COPIED(o) ((o) & IPOPT_COPY)
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#define IPOPT_CLASS(o) ((o) & IPOPT_CLASS_MASK)
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#define IPOPT_NUMBER(o) ((o) & IPOPT_NUMBER_MASK)
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#define IPOPT_CONTROL 0x00
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#define IPOPT_RESERVED1 0x20
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#define IPOPT_DEBMEAS 0x40
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#define IPOPT_MEASUREMENT IPOPT_DEBMEAS
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#define IPOPT_RESERVED2 0x60
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#define IPOPT_EOL 0
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#define IPOPT_END IPOPT_EOL
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#define IPOPT_NOP 1
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#define IPOPT_NOOP IPOPT_NOP
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#define IPOPT_RR 7
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#define IPOPT_TS 68
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#define IPOPT_TIMESTAMP IPOPT_TS
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#define IPOPT_SECURITY 130
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#define IPOPT_SEC IPOPT_SECURITY
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#define IPOPT_LSRR 131
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#define IPOPT_SATID 136
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#define IPOPT_SID IPOPT_SATID
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#define IPOPT_SSRR 137
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#define IPOPT_RA 148
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#define IPOPT_OPTVAL 0
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#define IPOPT_OLEN 1
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#define IPOPT_OFFSET 2
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#define IPOPT_MINOFF 4
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#define MAX_IPOPTLEN 40
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#define IPOPT_TS_TSONLY 0
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#define IPOPT_TS_TSANDADDR 1
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#define IPOPT_TS_PRESPEC 3
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#define IPOPT_SECUR_UNCLASS 0x0000
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#define IPOPT_SECUR_CONFID 0xf135
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#define IPOPT_SECUR_EFTO 0x789a
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#define IPOPT_SECUR_MMMM 0xbc4d
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#define IPOPT_SECUR_RESTR 0xaf13
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#define IPOPT_SECUR_SECRET 0xd788
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#define IPOPT_SECUR_TOPSECRET 0x6bc5
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#define MAXTTL 255
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#define IPDEFTTL 64
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#define IPFRAGTTL 60
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#define IPTTLDEC 1
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#define IP_MSS 576
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#ifdef __cplusplus
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}
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#endif
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#endif
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