include/ssp/strings.h

   1 /*      $NetBSD: strings.h,v 1.2 2007/05/30 21:14:38 tls Exp $  */
   2
   3 /*-
   4  * Copyright (c) 2007 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Christos Zoulas.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 #ifndef _SSP_STRINGS_H_
  32 #define _SSP_STRINGS_H_
  33
  34 #include <ssp/ssp.h>
  35
  36 #if __SSP_FORTIFY_LEVEL > 0
  37
  38 #define bcopy(src, dst, len) \
  39     ((__ssp_bos0(dst) != (size_t)-1) ? \
  40     __builtin___memmove_chk(dst, src, len, __ssp_bos0(dst)) : \
  41     __memmove_ichk(dst, src, len))
  42 #define bzero(dst, len) \
  43     ((__ssp_bos0(dst) != (size_t)-1) ? \
  44     __builtin___memset_chk(dst, 0, len, __ssp_bos0(dst)) : \
  45     __memset_ichk(dst, 0, len))
  46
  47 #endif /* __SSP_FORTIFY_LEVEL > 0 */
  48 #endif /* _SSP_STRINGS_H_ */