start to track Daniel's version

[util-vserver.git] / src / listdevip.c

diff --git a/src/listdevip.c b/src/listdevip.c
deleted file mode 100644 (file)
index 8daff1b..0000000
--- a/src/listdevip.c
+++ /dev/null
@@ -1,112 +0,0 @@
-// $Id: listdevip.c 965 2004-02-20 16:59:40Z ensc $
-
-// Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
-// based on listdevip.cc by Jacques Gelinas
-//  
-// 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, or (at your option)
-// any later version.
-//  
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//  
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-/*
-       Print the list of all network (IP) devices. Print the IP
-       in fact, including all aliases.
-*/
-#ifdef HAVE_CONFIG_H
-#  include <config.h>
-#endif
-#include "compat.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#include <netinet/in.h>
-#include <net/if.h>
-
-
-static int ifconfig_ioctl(
-       int fd,
-       const char *ifname,
-       int cmd,
-       struct ifreq *ifr)
-{
-       strcpy(ifr->ifr_name, ifname);
-       return ioctl(fd, cmd,ifr);
-}
-
-
-static int devlist_read2_2()
-{
-       int ret = -1;
-       int skfd = socket (AF_INET,SOCK_DGRAM,0);
-       if (skfd < 0) {
-               perror ("listdevip: socket()");
-       }else{
-               struct ifconf ifc;
-               int numreqs = 30;
-               ifc.ifc_buf = NULL;
-               ret = 0;
-               while (1) {
-                       ifc.ifc_len = sizeof(struct ifreq) * numreqs;
-                       ifc.ifc_buf = (char*)realloc(ifc.ifc_buf, ifc.ifc_len);
-
-                       if (ioctl(skfd, SIOCGIFCONF, &ifc) < 0) {
-                               perror("listdevip: SIOCGIFCONF");
-                               ret = -1;
-                               break;
-                       }
-                       if (ifc.ifc_len == (int)sizeof(struct ifreq) * numreqs) {
-                               /* assume it overflowed and try again */
-                               numreqs += 10;
-                               continue;
-                       }
-                       break;
-               }
-               if (ret == 0){
-                       struct ifreq *ifr = ifc.ifc_req;
-                       int             n;
-                       for (n = 0; n < ifc.ifc_len; n += sizeof(struct ifreq)) {
-                               struct sockaddr_in *sin = (struct sockaddr_in*)&ifr->ifr_addr;
-                               unsigned long addr = ntohl(sin->sin_addr.s_addr);
-                               unsigned long mask = 0xffffff00;
-                               struct ifreq ifmask;
-                               if (ifconfig_ioctl(skfd,ifr->ifr_name,SIOCGIFNETMASK, &ifmask) >= 0){
-                                       struct sockaddr_in *sin = (struct sockaddr_in*)&ifmask.ifr_addr;
-                                       mask = ntohl(sin->sin_addr.s_addr);
-                               }
-
-                               printf ("%lu.%lu.%lu.%lu/%lu.%lu.%lu.%lu\n"
-                                       ,(addr>>24)&0xff
-                                       ,(addr>>16)&0xff
-                                       ,(addr>>8)&0xff
-                                       ,addr&0xff
-                                       ,(mask>>24)&0xff
-                                       ,(mask>>16)&0xff
-                                       ,(mask>>8)&0xff
-                                       ,mask&0xff);
-                               ifr++;
-                       }
-               }
-               free(ifc.ifc_buf);
-       }
-       return ret;
-}
-
-int main (int UNUSED argc, char UNUSED *argv[])
-{
-       devlist_read2_2();
-       return 0;
-}
-