47 lines
1.1 KiB
C
Executable file
47 lines
1.1 KiB
C
Executable file
/*
|
|
server/ip/gen/ip_hdr.h
|
|
*/
|
|
|
|
#ifndef __SERVER__IP__GEN__HDR_H__
|
|
#define __SERVER__IP__GEN__HDR_H__
|
|
|
|
typedef struct ip_hdr
|
|
{
|
|
u8_t ih_vers_ihl,
|
|
ih_tos;
|
|
u16_t ih_length,
|
|
ih_id,
|
|
ih_flags_fragoff;
|
|
u8_t ih_ttl,
|
|
ih_proto;
|
|
u16_t ih_hdr_chk;
|
|
ipaddr_t ih_src,
|
|
ih_dst;
|
|
} ip_hdr_t;
|
|
|
|
#define IH_IHL_MASK 0xf
|
|
#define IH_VERSION_MASK 0xf
|
|
#define IH_FRAGOFF_MASK 0x1fff
|
|
#define IH_MORE_FRAGS 0x2000
|
|
#define IH_DONT_FRAG 0x4000
|
|
#define IH_FLAGS_UNUSED 0x8000
|
|
|
|
#define IP_OPT_COPIED 0x80
|
|
#define IP_OPT_NUMBER 0x1f
|
|
|
|
#define IP_OPT_EOL 0x00 /* End of Options List, RFC-791 */
|
|
#define IP_OPT_NOP 0x01 /* No Operation, RFC-791 */
|
|
#define IP_OPT_RR 0x07 /* Record Route, RFC-791 */
|
|
#define IP_OPT_TS 0x44 /* Timestamp, RFC-791 */
|
|
#define IP_OPT_SEC 0x82 /* Security, RFC-1108 */
|
|
#define IP_OPT_LSRR 0x83 /* Loose Source Route, RFC-791 */
|
|
#define IP_OPT_SSRR 0x89 /* Strict Source Route, RFC-791 */
|
|
#define IP_OPT_RTRALT 0x94 /* Router Alert, RFC-2113 */
|
|
|
|
#define IP_OPT_RR_MIN 4
|
|
|
|
#endif /* __SERVER__IP__GEN__HDR_H__ */
|
|
|
|
/*
|
|
* $PchId: ip_hdr.h,v 1.5 2002/06/10 07:11:46 philip Exp $
|
|
*/
|