1 /* $NetBSD: stdio.h,v 1.3 2008/04/28 20:22:54 martin 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 __attribute__((__format__(__printf__, 4, 5))); 39 int __vsprintf_chk(char *__restrict, int, size_t, const char *__restrict, 40 _BSD_VA_LIST_) __attribute__((__format__(__printf__, 4, 0))); 41 int __snprintf_chk(char *__restrict, size_t, int, size_t, 42 const char *__restrict, ...) __attribute__((__format__(__printf__, 5, 6))); 43 int __vsnprintf_chk(char *__restrict, size_t, int, size_t, 44 const char *__restrict, _BSD_VA_LIST_) 45 __attribute__((__format__(__printf__, 5, 0))); 46 char *__gets_chk(char *, size_t); 47 char *__fgets_chk(char *, int, size_t, FILE *); 48 __END_DECLS 49 50 #if __SSP_FORTIFY_LEVEL > 0 51 52 53 #define sprintf(str, ...) \ 54 __builtin___sprintf_chk(str, 0, __ssp_bos(str), __VA_ARGS__) 55 56 #define vsprintf(str, fmt, ap) \ 57 __builtin___vsprintf_chk(str, 0, __ssp_bos(str), fmt, ap) 58 59 #define snprintf(str, len, ...) \ 60 __builtin___snprintf_chk(str, len, 0, __ssp_bos(str), __VA_ARGS__) 61 62 #define vsnprintf(str, len, fmt, ap) \ 63 __builtin___vsnprintf_chk(str, len, 0, __ssp_bos(str), fmt, ap) 64 65 #define gets(str) \ 66 __gets_chk(str, __ssp_bos(str)) 67 68 #define fgets(str, len, fp) \ 69 __fgets_chk(str, len, __ssp_bos(str), fp) 70 #endif /* __SSP_FORTIFY_LEVEL > 0 */ 71 72 #endif /* _SSP_STDIO_H_ */ 73