NetBSD/dist/ipf/lib/getproto.c

22 lines
333 B
C

/* $NetBSD: getproto.c,v 1.1.1.1 2004/03/28 08:56:18 martti Exp $ */
#include "ipf.h"
int getproto(name)
char *name;
{
struct protoent *p;
char *s;
for (s = name; *s != '\0'; s++)
if (!isdigit(*s))
break;
if (*s == '\0')
return atoi(name);
p = getprotobyname(name);
if (p != NULL)
return p->p_proto;
return -1;
}