addr/addr_to_str.c

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00001 // Copyright (C) 2006-2007 Benedikt Böhm <hollow@gentoo.org>
00002 //
00003 // This program is free software; you can redistribute it and/or
00004 // modify it under the terms of the GNU General Public License
00005 // as published by the Free Software Foundation; either version 2
00006 // of the License, or (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
00016 
00017 #include "addr.h"
00018 #include "printf.h"
00019 
00020 char *addr_to_str(uint32_t ip, uint32_t mask)
00021 {
00022         char *buf;
00023 
00024         char *ipp   = (char *) &ip;
00025         char *maskp = (char *) &mask;
00026 
00027         if (mask)
00028                 _lucid_asprintf(&buf, "%hhu.%hhu.%hhu.%hhu/%hhu.%hhu.%hhu.%hhu",
00029                                 ipp[0],   ipp[1],   ipp[2],   ipp[3],
00030                                 maskp[0], maskp[1], maskp[2], maskp[3]);
00031 
00032         else
00033                 _lucid_asprintf(&buf, "%hhu.%hhu.%hhu.%hhu",
00034                                 ipp[0],  ipp[1],  ipp[2],  ipp[3]);
00035 
00036         return buf;
00037 }

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