kc3-lang/gnulib/lib/memxor.c

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• Hash : 281b825e
  Author :
  Date : 2018-01-01T00:57:25
  

  maint: Run 'make update-copyright'
  

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• lib/memxor.c

• /* Binary exclusive OR operation of two memory blocks.  -*- coding: utf-8 -*-
     Copyright (C) 2005-2006, 2009-2018 Free Software Foundation, Inc.
  
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2, 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 General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program; if not, see <https://www.gnu.org/licenses/>.  */
  
  /* Written by Simon Josefsson.  The interface was inspired by memxor
     in Niels Möller's Nettle. */
  
  #include <config.h>
  
  #include "memxor.h"
  
  void *
  memxor (void *restrict dest, const void *restrict src, size_t n)
  {
    char const *s = src;
    char *d = dest;
  
    for (; n > 0; n--)
      *d++ ^= *s++;
  
    return dest;
  }
  

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