minix/include/net/gen/in.h
2005-04-21 14:53:53 +00:00

33 lines
716 B
C
Executable file

/*
server/ip/gen/in.h
*/
#ifndef __SERVER__IP__GEN__IN_H__
#define __SERVER__IP__GEN__IN_H__
#define IP_MIN_HDR_SIZE 20
#define IP_MAX_HDR_SIZE 60 /* 15 * 4 */
#define IP_VERSION 4
#define IP_MAX_TTL 255
#define IP_DEF_MSS 576
#define IP_MAX_PACKSIZE 40000 /* 8192 */
/* Note: this restriction is not part of the IP-protocol but
introduced by this implementation. */
#define IPPROTO_ICMP 1
#define IPPROTO_TCP 6
#define IPPROTO_UDP 17
typedef u32_t ipaddr_t;
typedef u8_t ipproto_t;
typedef struct ip_hdropt
{
u8_t iho_opt_siz;
u8_t iho_data[IP_MAX_HDR_SIZE-IP_MIN_HDR_SIZE];
} ip_hdropt_t;
#endif /* __SERVER__IP__GEN__IN_H__ */
/*
* $PchId: in.h,v 1.3 1995/11/17 22:27:50 philip Exp $
*/