/* $NetBSD: stdio.h,v 1.5 2011/07/17 20:54:34 joerg Exp $ */ /*- * Copyright (c) 2006 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _SSP_STDIO_H_ #define _SSP_STDIO_H_ #include __BEGIN_DECLS int __sprintf_chk(char *__restrict, int, size_t, const char *__restrict, ...) __printflike(4, 5); int __vsprintf_chk(char *__restrict, int, size_t, const char *__restrict, __va_list) __printflike(4, 0); int __snprintf_chk(char *__restrict, size_t, int, size_t, const char *__restrict, ...) __printflike(5, 6); int __vsnprintf_chk(char *__restrict, size_t, int, size_t, const char *__restrict, __va_list) __printflike(5, 0); char *__gets_chk(char *, size_t); __END_DECLS #if __SSP_FORTIFY_LEVEL > 0 #define sprintf(str, ...) \ __builtin___sprintf_chk(str, 0, __ssp_bos(str), __VA_ARGS__) #define vsprintf(str, fmt, ap) \ __builtin___vsprintf_chk(str, 0, __ssp_bos(str), fmt, ap) #define snprintf(str, len, ...) \ __builtin___snprintf_chk(str, len, 0, __ssp_bos(str), __VA_ARGS__) #define vsnprintf(str, len, fmt, ap) \ __builtin___vsnprintf_chk(str, len, 0, __ssp_bos(str), fmt, ap) #define gets(str) \ __gets_chk(str, __ssp_bos(str)) __ssp_decl(char *, fgets, (char *__restrict __buf, int __len, FILE *__fp)) { if (__len > 0) __ssp_check(__buf, (size_t)__len, __ssp_bos); return __ssp_real_fgets(__buf, __len, __fp); } #if __GNU_VISIBLE __ssp_decl(char *, fgets_unlocked, (char *__restrict __buf, int __len, FILE *__fp)) { if (__len > 0) __ssp_check(__buf, (size_t)__len, __ssp_bos); return __ssp_real_fgets_unlocked(__buf, __len, __fp); } #endif /* __GNU_VISIBLE */ __ssp_decl(size_t, fread, (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __fp)) { __ssp_check(__ptr, __size * __n, __ssp_bos0); return __ssp_real_fread(__ptr, __size, __n, __fp); } #if __MISC_VISIBLE __ssp_decl(size_t, fread_unlocked, (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __fp)) { __ssp_check(__ptr, __size * __n, __ssp_bos0); return __ssp_real_fread_unlocked(__ptr, __size, __n, __fp); } #endif /* __MISC_VISIBLE */ #endif /* __SSP_FORTIFY_LEVEL > 0 */ #endif /* _SSP_STDIO_H_ */