freebsd-skq/usr.sbin/portmap/pmap_set/pmap_set.c
charnier 6d64125af7 Use err(3). Add usage().
Correct the .Nd string: in real life, portmap is translating rpc prog numbers
to darpa ports, not the opposite.
1997-10-09 07:17:36 +00:00

80 lines
1.6 KiB
C

/*
* pmap_set - set portmapper table from data produced by pmap_dump
*
* Author: Wietse Venema (wietse@wzv.win.tue.nl), dept. of Mathematics and
* Computing Science, Eindhoven University of Technology, The Netherlands.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#) pmap_set.c 1.1 92/06/11 22:53:16";
#endif
static const char rcsid[] =
"$Id$";
#endif
#include <err.h>
#include <stdio.h>
#include <sys/types.h>
#ifdef SYSV40
#include <netinet/in.h>
#endif
#include <rpc/rpc.h>
#include <rpc/pmap_clnt.h>
int parse_line __P((char *, u_long *, u_long *, int *, unsigned *));
int
main(argc, argv)
int argc;
char **argv;
{
struct sockaddr_in addr;
char buf[BUFSIZ];
u_long prog;
u_long vers;
int prot;
unsigned port;
get_myaddress(&addr);
while (fgets(buf, sizeof(buf), stdin)) {
if (parse_line(buf, &prog, &vers, &prot, &port) == 0) {
warnx("malformed line: %s", buf);
return (1);
}
if (pmap_set(prog, vers, prot, (unsigned short) port) == 0)
warnx("not registered: %s", buf);
}
return (0);
}
/* parse_line - convert line to numbers */
int
parse_line(buf, prog, vers, prot, port)
char *buf;
u_long *prog;
u_long *vers;
int *prot;
unsigned *port;
{
char proto_name[BUFSIZ];
if (sscanf(buf, "%lu %lu %s %u", prog, vers, proto_name, port) != 4) {
return (0);
}
if (strcmp(proto_name, "tcp") == 0) {
*prot = IPPROTO_TCP;
return (1);
}
if (strcmp(proto_name, "udp") == 0) {
*prot = IPPROTO_UDP;
return (1);
}
if (sscanf(proto_name, "%d", prot) == 1) {
return (1);
}
return (0);
}