mem/mem_cmp.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 "mem.h"
00018 
00019 int mem_cmp(const void *s1, const void *s2, int n)
00020 {
00021         int d, i;
00022         const unsigned char *a = s1;
00023         const unsigned char *b = s2;
00024 
00025         for (i = 0; i < n; i++)
00026                 if ((d = a[i] - b[i]) != 0)
00027                         return d;
00028 
00029         return 0;
00030 }

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