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/*
* ip.c "ip" utility frontend.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*
*
* Changes:
*
* Rani Assaf <rani@magic.metawire.com> 980929: resolve addresses
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <syslog.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <string.h>
#include "SNAPSHOT.h"
#include "utils.h"
#include "ip_common.h"
int preferred_family = AF_UNSPEC;
int show_stats = 0;
int resolve_hosts = 0;
int oneline = 0;
int timestamp = 0;
char * _SL_ = NULL;
static void usage(void) __attribute__((noreturn));
static void usage(void)
{
fprintf(stderr,
"Usage: ip [ OPTIONS ] OBJECT { COMMAND | help }\n"
"where OBJECT := { link | addr | route | rule | neigh | tunnel |\n"
" maddr | mroute | monitor | xfrm }\n"
" OPTIONS := { -V[ersion] | -s[tatistics] | -r[esolve] |\n"
" -f[amily] { inet | inet6 | ipx | dnet | link } |\n"
" -o[neline] | -t[imestamp] }\n");
exit(-1);
}
int main(int argc, char **argv)
{
char *basename;
basename = strrchr(argv[0], '/');
if (basename == NULL)
basename = argv[0];
else
basename++;
while (argc > 1) {
char *opt = argv[1];
if (strcmp(opt,"--") == 0) {
argc--; argv++;
break;
}
if (opt[0] != '-')
break;
if (opt[1] == '-')
opt++;
if (matches(opt, "-family") == 0) {
argc--;
argv++;
if (argc <= 1)
usage();
if (strcmp(argv[1], "inet") == 0)
preferred_family = AF_INET;
else if (strcmp(argv[1], "inet6") == 0)
preferred_family = AF_INET6;
else if (strcmp(argv[1], "dnet") == 0)
preferred_family = AF_DECnet;
else if (strcmp(argv[1], "link") == 0)
preferred_family = AF_PACKET;
else if (strcmp(argv[1], "ipx") == 0)
preferred_family = AF_IPX;
else if (strcmp(argv[1], "help") == 0)
usage();
else
invarg(argv[1], "invalid protocol family");
} else if (strcmp(opt, "-4") == 0) {
preferred_family = AF_INET;
} else if (strcmp(opt, "-6") == 0) {
preferred_family = AF_INET6;
} else if (strcmp(opt, "-0") == 0) {
preferred_family = AF_PACKET;
} else if (strcmp(opt, "-I") == 0) {
preferred_family = AF_IPX;
} else if (strcmp(opt, "-D") == 0) {
preferred_family = AF_DECnet;
} else if (matches(opt, "-stats") == 0 ||
matches(opt, "-statistics") == 0) {
++show_stats;
} else if (matches(opt, "-resolve") == 0) {
++resolve_hosts;
} else if (matches(opt, "-oneline") == 0) {
++oneline;
} else if (matches(opt, "-timestamp") == 0) {
++timestamp;
#if 0
} else if (matches(opt, "-numeric") == 0) {
rtnl_names_numeric++;
#endif
} else if (matches(opt, "-Version") == 0) {
printf("ip utility, iproute2-ss%s\n", SNAPSHOT);
exit(0);
} else if (matches(opt, "-help") == 0) {
usage();
} else {
fprintf(stderr, "Option \"%s\" is unknown, try \"ip -help\".\n", opt);
exit(-1);
}
argc--; argv++;
}
_SL_ = oneline ? "\\" : "\n" ;
if (strcmp(basename, "ipaddr") == 0)
return do_ipaddr(argc-1, argv+1);
if (strcmp(basename, "ipmaddr") == 0)
return do_multiaddr(argc-1, argv+1);
if (strcmp(basename, "iproute") == 0)
return do_iproute(argc-1, argv+1);
if (strcmp(basename, "iprule") == 0)
return do_iprule(argc-1, argv+1);
if (strcmp(basename, "ipneigh") == 0)
return do_ipneigh(argc-1, argv+1);
if (strcmp(basename, "iplink") == 0)
return do_iplink(argc-1, argv+1);
if (strcmp(basename, "iptunnel") == 0)
return do_iptunnel(argc-1, argv+1);
if (strcmp(basename, "ipmonitor") == 0)
return do_ipmonitor(argc-1, argv+1);
if (strcmp(basename, "ipxfrm") == 0)
return do_xfrm(argc-1, argv+1);
if (argc > 1) {
if (matches(argv[1], "address") == 0)
return do_ipaddr(argc-2, argv+2);
if (matches(argv[1], "maddress") == 0)
return do_multiaddr(argc-2, argv+2);
if (matches(argv[1], "route") == 0)
return do_iproute(argc-2, argv+2);
if (matches(argv[1], "rule") == 0)
return do_iprule(argc-2, argv+2);
if (matches(argv[1], "mroute") == 0)
return do_multiroute(argc-2, argv+2);
if (matches(argv[1], "neighbor") == 0 ||
matches(argv[1], "neighbour") == 0)
return do_ipneigh(argc-2, argv+2);
if (matches(argv[1], "link") == 0)
return do_iplink(argc-2, argv+2);
if (matches(argv[1], "tunnel") == 0 ||
strcmp(argv[1], "tunl") == 0)
return do_iptunnel(argc-2, argv+2);
if (matches(argv[1], "monitor") == 0)
return do_ipmonitor(argc-2, argv+2);
if (matches(argv[1], "xfrm") == 0)
return do_xfrm(argc-2, argv+2);
if (matches(argv[1], "help") == 0)
usage();
fprintf(stderr, "Object \"%s\" is unknown, try \"ip help\".\n", argv[1]);
exit(-1);
}
usage();
}
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