| /* $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 <ssp/ssp.h> |
| |
| __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_ */ |