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/* MHD_memxor.c -- perform binary exclusive OR operation of two memory blocks.
Copyright (C) 2005, 2006 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1, 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Simon Josefsson. The interface was inspired by MHD_memxor
in Niels Möller's Nettle. */
#include "MHD_config.h"
#include "memxor.h"
void *
MHD_memxor (void * dest, const void * src, size_t n)
{
char const *s = src;
char *d = dest;
for (; n > 0; n--)
*d++ ^= *s++;
return dest;
}
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