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      1 /*	$NetBSD: stdio.h,v 1.5 2011/07/17 20:54:34 joerg Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2006 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_STDIO_H_
     32 #define _SSP_STDIO_H_
     33 
     34 #include <ssp/ssp.h>
     35 
     36 __BEGIN_DECLS
     37 int __sprintf_chk(char *__restrict, int, size_t, const char *__restrict, ...)
     38     __printflike(4, 5);
     39 int __vsprintf_chk(char *__restrict, int, size_t, const char *__restrict,
     40     __va_list)
     41     __printflike(4, 0);
     42 int __snprintf_chk(char *__restrict, size_t, int, size_t,
     43     const char *__restrict, ...)
     44     __printflike(5, 6);
     45 int __vsnprintf_chk(char *__restrict, size_t, int, size_t,
     46      const char *__restrict, __va_list)
     47     __printflike(5, 0);
     48 char *__gets_chk(char *, size_t);
     49 char *__fgets_chk(char *, int, size_t, FILE *);
     50 __END_DECLS
     51 
     52 #if __SSP_FORTIFY_LEVEL > 0
     53 
     54 
     55 #define sprintf(str, ...) \
     56     __builtin___sprintf_chk(str, 0, __ssp_bos(str), __VA_ARGS__)
     57 
     58 #define vsprintf(str, fmt, ap) \
     59     __builtin___vsprintf_chk(str, 0, __ssp_bos(str), fmt, ap)
     60 
     61 #define snprintf(str, len, ...) \
     62     __builtin___snprintf_chk(str, len, 0, __ssp_bos(str), __VA_ARGS__)
     63 
     64 #define vsnprintf(str, len, fmt, ap) \
     65     __builtin___vsnprintf_chk(str, len, 0, __ssp_bos(str), fmt, ap)
     66 
     67 #define gets(str) \
     68     __gets_chk(str, __ssp_bos(str))
     69 
     70 #define fgets(str, len, fp) \
     71     __fgets_chk(str, len, __ssp_bos(str), fp)
     72 #endif /* __SSP_FORTIFY_LEVEL > 0 */
     73 
     74 #endif /* _SSP_STDIO_H_ */
     75