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sysadm |
1.1 |
/*
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* Copyright (C) 2000 Rob Crittenden (rcrit@greyoak.com)
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* Copyright (C) 2001 Ross Combs (ross@bnetd.org)
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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 the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "common/setup_before.h"
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#include <stdio.h>
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#ifdef HAVE_STDDEF_H
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# include <stddef.h>
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#else
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# ifndef NULL
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# define NULL ((void *)0)
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# endif
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#endif
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#endif
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#include "compat/strtoul.h"
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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#endif
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#include "compat/strchr.h"
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#include "common/proginfo.h"
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#include "common/setup_after.h"
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extern int verparts_to_vernum(unsigned short v1, unsigned short v2, unsigned short v3, unsigned short v4, unsigned long * vernum)
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{
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if (!vernum)
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return -1;
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*vernum = (((unsigned long)v4)<<24) |
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(((unsigned long)v3)<<16) |
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(((unsigned long)v2)<< 8) |
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(((unsigned long)v1) );
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return 0;
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}
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extern int verstr_to_vernum(char const * verstr, unsigned long * vernum)
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{
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unsigned long v1,v2,v3,v4;
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if (!vernum)
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return -1;
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if (strchr(verstr,'.'))
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{
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int count;
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count = sscanf(verstr,"%lu.%lu.%lu.%lu",&v4,&v3,&v2,&v1);
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if (count<4)
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{
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v1 = 0;
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if (count<3)
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{
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v2 = 0;
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if (count<2)
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return -1; /* no data */
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}
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}
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}
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else
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{
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unsigned long temp;
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temp = strtoul(verstr,NULL,10);
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v4 = (temp/100);
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v3 = (temp/ 10)%10;
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v2 = (temp )%10;
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v1 = 0;
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}
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if (v1>255 || v2>255 || v3>255 || v4>255)
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return -1;
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*vernum = (v4<<24) | (v3<<16) | (v2<< 8) | (v1 );
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return 0;
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}
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extern char const * vernum_to_verstr(unsigned long vernum)
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{
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static char verstr[16];
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sprintf(verstr,"%lu.%lu.%lu.%lu",
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(vernum>>24) ,
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(vernum>>16)&0xff,
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(vernum>> 8)&0xff,
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(vernum )&0xff);
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return verstr;
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}
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