1 /* $NetBSD: stdio.h,v 1.2 2007/05/30 21:14:37 tls 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 #ifndef _SSP_STDIO_H_ 39 #define _SSP_STDIO_H_ 40 41 #include <ssp/ssp.h> 42 43 __BEGIN_DECLS 44 int __sprintf_chk(char *__restrict, int, size_t, const char *__restrict, ...) 45 __attribute__((__format__(__printf__, 4, 5))); 46 int __vsprintf_chk(char *__restrict, int, size_t, const char *__restrict, 47 _BSD_VA_LIST_) __attribute__((__format__(__printf__, 4, 0))); 48 int __snprintf_chk(char *__restrict, size_t, int, size_t, 49 const char *__restrict, ...) __attribute__((__format__(__printf__, 5, 6))); 50 int __vsnprintf_chk(char *__restrict, size_t, int, size_t, 51 const char *__restrict, _BSD_VA_LIST_) 52 __attribute__((__format__(__printf__, 5, 0))); 53 char *__gets_chk(char *, size_t); 54 char *__fgets_chk(char *, int, size_t, FILE *); 55 __END_DECLS 56 57 #if __SSP_FORTIFY_LEVEL > 0 58 59 60 #define sprintf(str, ...) \ 61 __builtin___sprintf_chk(str, 0, __ssp_bos(str), __VA_ARGS__) 62 63 #define vsprintf(str, fmt, ap) \ 64 __builtin___vsprintf_chk(str, 0, __ssp_bos(str), fmt, ap) 65 66 #define snprintf(str, len, ...) \ 67 __builtin___snprintf_chk(str, len, 0, __ssp_bos(str), __VA_ARGS__) 68 69 #define vsnprintf(str, len, fmt, ap) \ 70 __builtin___vsnprintf_chk(str, len, 0, __ssp_bos(str), fmt, ap) 71 72 #define gets(str) \ 73 __gets_chk(str, __ssp_bos(str)) 74 75 #define fgets(str, len, fp) \ 76 __fgets_chk(str, len, __ssp_bos(str), fp) 77 #endif /* __SSP_FORTIFY_LEVEL > 0 */ 78 79 #endif /* _SSP_STDIO_H_ */ 80