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Diffstat (limited to 'include/ssp/stdio.h')
| -rw-r--r-- | include/ssp/stdio.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/include/ssp/stdio.h b/include/ssp/stdio.h new file mode 100644 index 000000000000..630683951e4b --- /dev/null +++ b/include/ssp/stdio.h @@ -0,0 +1,107 @@ +/* $NetBSD: stdio.h,v 1.5 2011/07/17 20:54:34 joerg Exp $ */ + +/*- + * + * SPDX-License-Identifier: BSD-2-Clause + * + * 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 +#if __SSP_FORTIFY_LEVEL > 0 +#if __POSIX_VISIBLE +__ssp_redirect_raw(char *, ctermid, ctermid, (char *__buf), (__buf), + __buf != NULL, __ssp_bos, L_ctermid); +#if __BSD_VISIBLE +__ssp_redirect_raw(char *, ctermid_r, ctermid_r, (char *__buf), (__buf), + __buf != NULL, __ssp_bos, L_ctermid); +#endif /* __BSD_VISIBLE */ +#endif /* __POSIX_VISIBLE */ +__ssp_redirect(size_t, fread, (void *__restrict __buf, size_t __len, + size_t __nmemb, FILE *__restrict __fp), (__buf, __len, __nmemb, __fp)); +__ssp_redirect(size_t, fread_unlocked, (void *__restrict __buf, size_t __len, + size_t __nmemb, FILE *__restrict __fp), (__buf, __len, __nmemb, __fp)); +#if __EXT1_VISIBLE +__ssp_redirect(char *, gets_s, (char *__buf, rsize_t __len), (__buf, __len)); +#endif /* __EXT1_VISIBLE */ +__ssp_redirect_raw(char *, tmpnam, tmpnam, (char *__buf), (__buf), 1, + __ssp_bos, L_tmpnam); +#endif + +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 *__fgets_chk(char *, int, size_t, FILE *); +__END_DECLS + +#if __SSP_FORTIFY_LEVEL > 0 + +#define sprintf(str, ...) __extension__ ({ \ + char *_ssp_str = (str); \ + __builtin___sprintf_chk(_ssp_str, 0, __ssp_bos(_ssp_str), \ + __VA_ARGS__); \ +}) + +#define vsprintf(str, fmt, ap) __extension__ ({ \ + char *_ssp_str = (str); \ + __builtin___vsprintf_chk(_ssp_str, 0, __ssp_bos(_ssp_str), fmt, \ + ap); \ +}) + +#define snprintf(str, len, ...) __extension__ ({ \ + char *_ssp_str = (str); \ + __builtin___snprintf_chk(_ssp_str, len, 0, __ssp_bos(_ssp_str), \ + __VA_ARGS__); \ +}) + +#define vsnprintf(str, len, fmt, ap) __extension__ ({ \ + char *_ssp_str = (str); \ + __builtin___vsnprintf_chk(_ssp_str, len, 0, __ssp_bos(_ssp_str), \ + fmt, ap); \ +}) + +#define fgets(str, len, fp) __extension__ ({ \ + char *_ssp_str = (str); \ + __fgets_chk(_ssp_str, len, __ssp_bos(_ssp_str), fp); \ +}) + +#endif /* __SSP_FORTIFY_LEVEL > 0 */ + +#endif /* _SSP_STDIO_H_ */ |