2003-09-23 14:41:40 +00:00
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/* vim: set shiftwidth=3 softtabstop=3 expandtab: */
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/*
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* Copyright (C) 2002 Andy Smith
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to
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*
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* The Free Software Foundation, Inc.
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* 59 Temple Place - Suite 330
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* Boston, MA 02111-1307, USA
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*/
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2003-10-22 10:48:53 +00:00
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#include "modconfig.h"
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2003-09-23 14:41:40 +00:00
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#include <stdio.h>
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#ifdef STDC_HEADERS
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# include <string.h>
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#endif
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#ifndef HAVE_INET_ATON
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# include <netinet/in.h>
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#endif
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#include "compat.h"
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#include "opm.h"
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2003-09-23 14:54:42 +00:00
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RCSID("$Id$");
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2003-09-23 14:41:40 +00:00
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#ifndef HAVE_INET_ATON
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/*
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* An implementation of inet_aton for those systems that don't have it
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* (Solaris, ...)
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*/
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int libopm_inet_aton(const char *cp, struct in_addr *inp)
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{
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unsigned int a1, a2, a3, a4;
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unsigned long ret;
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if (strcmp(cp, "255.255.255.255") == 0) {
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inp->s_addr = (unsigned) -1;
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return 0;
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}
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if (sscanf(cp, "%u.%u.%u.%u", &a1, &a2, &a3, &a4) != 4 ||
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a1 > 255 || a2 > 255 || a3 > 255 || a4 > 255) {
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return 0;
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}
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ret = (a1 << 24) | (a2 << 16) | (a3 << 8) | a4;
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inp->s_addr = htonl(ret);
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if (inp->s_addr == (unsigned) -1) {
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return 0;
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}
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return 1;
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}
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#endif
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