diff options
Diffstat (limited to 'include/netinet/ip.h')
| -rw-r--r-- | include/netinet/ip.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/include/netinet/ip.h b/include/netinet/ip.h new file mode 100644 index 00000000..41187414 --- /dev/null +++ b/include/netinet/ip.h @@ -0,0 +1,186 @@ +#ifndef _NETINET_IP_H +#define _NETINET_IP_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> +#include <netinet/in.h> +#include <endian.h> + +struct timestamp { + uint8_t len; + uint8_t ptr; +#if __BYTE_ORDER == __LITTLE_ENDIAN + unsigned int flags:4; + unsigned int overflow:4; +#else + unsigned int overflow:4; + unsigned int flags:4; +#endif + uint32_t data[9]; + }; + +struct iphdr { +#if __BYTE_ORDER == __LITTLE_ENDIAN + unsigned int ihl:4; + unsigned int version:4; +#else + unsigned int version:4; + unsigned int ihl:4; +#endif + uint8_t tos; + uint16_t tot_len; + uint16_t id; + uint16_t frag_off; + uint8_t ttl; + uint8_t protocol; + uint16_t check; + uint32_t saddr; + uint32_t daddr; +}; + +struct ip { +#if __BYTE_ORDER == __LITTLE_ENDIAN + unsigned int ip_hl:4; + unsigned int ip_v:4; +#else + unsigned int ip_v:4; + unsigned int ip_hl:4; +#endif + uint8_t ip_tos; + uint16_t ip_len; + uint16_t ip_id; + uint16_t ip_off; + uint8_t ip_ttl; + uint8_t ip_p; + uint16_t ip_sum; + struct in_addr ip_src, ip_dst; +}; + +#define IP_RF 0x8000 +#define IP_DF 0x4000 +#define IP_MF 0x2000 +#define IP_OFFMASK 0x1fff + +struct ip_timestamp { + uint8_t ipt_code; + uint8_t ipt_len; + uint8_t ipt_ptr; +#if __BYTE_ORDER == __LITTLE_ENDIAN + unsigned int ipt_flg:4; + unsigned int ipt_oflw:4; +#else + unsigned int ipt_oflw:4; + unsigned int ipt_flg:4; +#endif + uint32_t data[9]; +}; + +#define IPVERSION 4 +#define IP_MAXPACKET 65535 + +#define IPTOS_ECN_MASK 0x03 +#define IPTOS_ECN(x) ((x) & IPTOS_ECN_MASK) +#define IPTOS_ECN_NOT_ECT 0x00 +#define IPTOS_ECN_ECT1 0x01 +#define IPTOS_ECN_ECT0 0x02 +#define IPTOS_ECN_CE 0x03 + +#define IPTOS_DSCP_MASK 0xfc +#define IPTOS_DSCP(x) ((x) & IPTOS_DSCP_MASK) +#define IPTOS_DSCP_AF11 0x28 +#define IPTOS_DSCP_AF12 0x30 +#define IPTOS_DSCP_AF13 0x38 +#define IPTOS_DSCP_AF21 0x48 +#define IPTOS_DSCP_AF22 0x50 +#define IPTOS_DSCP_AF23 0x58 +#define IPTOS_DSCP_AF31 0x68 +#define IPTOS_DSCP_AF32 0x70 +#define IPTOS_DSCP_AF33 0x78 +#define IPTOS_DSCP_AF41 0x88 +#define IPTOS_DSCP_AF42 0x90 +#define IPTOS_DSCP_AF43 0x98 +#define IPTOS_DSCP_EF 0xb8 + +#define IPTOS_TOS_MASK 0x1E +#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK) +#define IPTOS_LOWDELAY 0x10 +#define IPTOS_THROUGHPUT 0x08 +#define IPTOS_RELIABILITY 0x04 +#define IPTOS_LOWCOST 0x02 +#define IPTOS_MINCOST IPTOS_LOWCOST + +#define IPTOS_PREC_MASK 0xe0 +#define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK) +#define IPTOS_PREC_NETCONTROL 0xe0 +#define IPTOS_PREC_INTERNETCONTROL 0xc0 +#define IPTOS_PREC_CRITIC_ECP 0xa0 +#define IPTOS_PREC_FLASHOVERRIDE 0x80 +#define IPTOS_PREC_FLASH 0x60 +#define IPTOS_PREC_IMMEDIATE 0x40 +#define IPTOS_PREC_PRIORITY 0x20 +#define IPTOS_PREC_ROUTINE 0x00 + +#define IPOPT_COPY 0x80 +#define IPOPT_CLASS_MASK 0x60 +#define IPOPT_NUMBER_MASK 0x1f + +#define IPOPT_COPIED(o) ((o) & IPOPT_COPY) +#define IPOPT_CLASS(o) ((o) & IPOPT_CLASS_MASK) +#define IPOPT_NUMBER(o) ((o) & IPOPT_NUMBER_MASK) + +#define IPOPT_CONTROL 0x00 +#define IPOPT_RESERVED1 0x20 +#define IPOPT_DEBMEAS 0x40 +#define IPOPT_MEASUREMENT IPOPT_DEBMEAS +#define IPOPT_RESERVED2 0x60 + +#define IPOPT_EOL 0 +#define IPOPT_END IPOPT_EOL +#define IPOPT_NOP 1 +#define IPOPT_NOOP IPOPT_NOP + +#define IPOPT_RR 7 +#define IPOPT_TS 68 +#define IPOPT_TIMESTAMP IPOPT_TS +#define IPOPT_SECURITY 130 +#define IPOPT_SEC IPOPT_SECURITY +#define IPOPT_LSRR 131 +#define IPOPT_SATID 136 +#define IPOPT_SID IPOPT_SATID +#define IPOPT_SSRR 137 +#define IPOPT_RA 148 + +#define IPOPT_OPTVAL 0 +#define IPOPT_OLEN 1 +#define IPOPT_OFFSET 2 +#define IPOPT_MINOFF 4 + +#define MAX_IPOPTLEN 40 + +#define IPOPT_TS_TSONLY 0 +#define IPOPT_TS_TSANDADDR 1 +#define IPOPT_TS_PRESPEC 3 + +#define IPOPT_SECUR_UNCLASS 0x0000 +#define IPOPT_SECUR_CONFID 0xf135 +#define IPOPT_SECUR_EFTO 0x789a +#define IPOPT_SECUR_MMMM 0xbc4d +#define IPOPT_SECUR_RESTR 0xaf13 +#define IPOPT_SECUR_SECRET 0xd788 +#define IPOPT_SECUR_TOPSECRET 0x6bc5 + +#define MAXTTL 255 +#define IPDEFTTL 64 +#define IPFRAGTTL 60 +#define IPTTLDEC 1 + +#define IP_MSS 576 + +#ifdef __cplusplus +} +#endif + +#endif |