source: trunk/libs/newlib/src/newlib/libc/include/ssp/stdio.h @ 444

Last change on this file since 444 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 3.5 KB
Line 
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
37int __sprintf_chk(char *__restrict, int, size_t, const char *__restrict, ...)
38    __printflike(4, 5);
39int __vsprintf_chk(char *__restrict, int, size_t, const char *__restrict,
40    __va_list)
41    __printflike(4, 0);
42int __snprintf_chk(char *__restrict, size_t, int, size_t,
43    const char *__restrict, ...)
44    __printflike(5, 6);
45int __vsnprintf_chk(char *__restrict, size_t, int, size_t,
46     const char *__restrict, __va_list)
47    __printflike(5, 0);
48char *__gets_chk(char *, size_t);
49__END_DECLS
50
51#if __SSP_FORTIFY_LEVEL > 0
52
53
54#define sprintf(str, ...) \
55    __builtin___sprintf_chk(str, 0, __ssp_bos(str), __VA_ARGS__)
56
57#define vsprintf(str, fmt, ap) \
58    __builtin___vsprintf_chk(str, 0, __ssp_bos(str), fmt, ap)
59
60#define snprintf(str, len, ...) \
61    __builtin___snprintf_chk(str, len, 0, __ssp_bos(str), __VA_ARGS__)
62
63#define vsnprintf(str, len, fmt, ap) \
64    __builtin___vsnprintf_chk(str, len, 0, __ssp_bos(str), fmt, ap)
65
66#define gets(str) \
67    __gets_chk(str, __ssp_bos(str))
68
69__ssp_decl(char *, fgets, (char *__restrict __buf, int __len, FILE *__fp))
70{
71  if (__len > 0)
72    __ssp_check(__buf, (size_t)__len, __ssp_bos);
73  return __ssp_real_fgets(__buf, __len, __fp);
74}
75
76#if __GNU_VISIBLE
77__ssp_decl(char *, fgets_unlocked, (char *__restrict __buf, int __len, FILE *__fp))
78{
79  if (__len > 0)
80    __ssp_check(__buf, (size_t)__len, __ssp_bos);
81  return __ssp_real_fgets_unlocked(__buf, __len, __fp);
82}
83#endif /* __GNU_VISIBLE */
84
85__ssp_decl(size_t, fread, (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __fp))
86{
87  __ssp_check(__ptr, __size * __n, __ssp_bos0);
88  return __ssp_real_fread(__ptr, __size, __n, __fp);
89}
90
91#if __MISC_VISIBLE
92__ssp_decl(size_t, fread_unlocked, (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __fp))
93{
94  __ssp_check(__ptr, __size * __n, __ssp_bos0);
95  return __ssp_real_fread_unlocked(__ptr, __size, __n, __fp);
96}
97#endif /* __MISC_VISIBLE */
98
99#endif /* __SSP_FORTIFY_LEVEL > 0 */
100
101#endif /* _SSP_STDIO_H_ */
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