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Just Call Me Internet
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netuser.h
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C/C++ Source or Header
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1994-09-16
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2KB
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56 lines
#ifndef _NETUSER_H
#define _NETUSER_H
/* Global structures and constants needed by an Internet user process */
#ifndef _GLOBAL_H
#include "global.h"
#endif
#define NCONN 20 /* Maximum number of open network connections */
extern int32 Ip_addr; /* Our IP address */
extern int Net_error; /* Error return code */
#define NONE 0 /* No error */
#define CON_EXISTS 1 /* Connection already exists */
#define NO_CONN 2 /* Connection does not exist */
#define CON_CLOS 3 /* Connection closing */
#define NO_MEM 4 /* No memory for TCB creation */
#define WOULDBLK 5 /* Would block */
#define NOPROTO 6 /* Protocol or mode not supported */
#define INVALID 7 /* Invalid arguments */
#define INET_EOL "\r\n" /* Standard Internet end-of-line sequence */
/* Codes for the tcp_open call */
#define TCP_PASSIVE 0
#define TCP_ACTIVE 1
#define TCP_SERVER 2 /* Passive, clone on opening */
/* Local IP wildcard address */
#define INADDR_ANY 0x0L
/* Socket structure */
struct socket {
int32 address; /* IP address */
int16 port; /* port number */
};
#define NULLSOCK (struct socket *)0
/* Connection structure (two sockets) */
struct connection {
struct socket local;
struct socket remote;
};
/* In domain.c: */
int32 resolve __ARGS((char *name));
int32 resolve_mx __ARGS((char *name));
char *resolve_a __ARGS((int32 ip_address, int shorten));
/* In netuser.c: */
int32 aton __ARGS((char *s));
char *inet_ntoa __ARGS((int32 a));
char *pinet __ARGS((struct socket *s));
#endif /* _NETUSER_H */