networking/ip.c

   1 /*
   2  * ip.c         "ip" utility frontend.
   3  *
   4  * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
   5  *
   6  * Authors:     Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
   7  *
   8  *
   9  * Changes:
  10  *
  11  * Rani Assaf <rani@magic.metawire.com> 980929: resolve addresses
  12  */
  13
  14 #include <stdio.h>
  15 #include <stdlib.h>
  16 #include <unistd.h>
  17 #include <syslog.h>
  18 #include <fcntl.h>
  19 #include <sys/socket.h>
  20 #include <netinet/in.h>
  21 #include <string.h>
  22
  23 #include "libiproute/utils.h"
  24 #include "libiproute/ip_common.h"
  25
  26 #include "busybox.h"
  27
  28 #if 0
  29 int preferred_family = AF_UNSPEC;
  30 int oneline = 0;
  31 char * _SL_ = NULL;
  32
  33 void ip_parse_common_args(int *argcp, char ***argvp)
  34 {
  35         int argc = *argcp;
  36         char **argv = *argvp;
  37
  38         while (argc > 1) {
  39                 char *opt = argv[1];
  40
  41                 if (strcmp(opt,"--") == 0) {
  42                         argc--; argv++;
  43                         break;
  44                 }
  45
  46                 if (opt[0] != '-')
  47                         break;
  48
  49                 if (opt[1] == '-')
  50                         opt++;
  51
  52                 if (matches(opt, "-family") == 0) {
  53                         argc--;
  54                         argv++;
  55                         if (strcmp(argv[1], "inet") == 0)
  56                                 preferred_family = AF_INET;
  57                         else if (strcmp(argv[1], "inet6") == 0)
  58                                 preferred_family = AF_INET6;
  59                         else if (strcmp(argv[1], "link") == 0)
  60                                 preferred_family = AF_PACKET;
  61                         else
  62                                 invarg(argv[1], "invalid protocol family");
  63                 } else if (strcmp(opt, "-4") == 0) {
  64                         preferred_family = AF_INET;
  65                 } else if (strcmp(opt, "-6") == 0) {
  66                         preferred_family = AF_INET6;
  67                 } else if (strcmp(opt, "-0") == 0) {
  68                         preferred_family = AF_PACKET;
  69                 } else if (matches(opt, "-oneline") == 0) {
  70                         ++oneline;
  71                 } else {
  72                         bb_show_usage();
  73                 }
  74                 argc--; argv++;
  75         }
  76         _SL_ = oneline ? "\\" : "\n" ;
  77 }
  78 #endif
  79
  80 int ip_main(int argc, char **argv)
  81 {
  82         int ret = EXIT_FAILURE;
  83
  84         ip_parse_common_args(&argc, &argv);
  85
  86         if (argc > 1) {
  87 #ifdef CONFIG_FEATURE_IP_ADDRESS
  88                 if (matches(argv[1], "address") == 0) {
  89                         ret = do_ipaddr(argc-2, argv+2);
  90                 }
  91 #endif
  92 #ifdef CONFIG_FEATURE_IP_ROUTE
  93                 if (matches(argv[1], "route") == 0) {
  94                         ret = do_iproute(argc-2, argv+2);
  95                 }
  96 #endif
  97 #ifdef CONFIG_FEATURE_IP_LINK
  98                 if (matches(argv[1], "link") == 0) {
  99                         ret = do_iplink(argc-2, argv+2);
 100                 }
 101 #endif
 102 #ifdef CONFIG_FEATURE_IP_TUNNEL
 103                 if (matches(argv[1], "tunnel") == 0 || strcmp(argv[1], "tunl") == 0) {
 104                         ret = do_iptunnel(argc-2, argv+2);
 105                 }
 106 #endif
 107         }
 108         if (ret) {
 109                 bb_show_usage();
 110         }
 111         return(EXIT_SUCCESS);
 112 }