/* Checking macros for string functions.
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/* Checking macros for string functions.
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Copyright (C) 2004, 2005, 2009 Free Software Foundation, Inc.
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Copyright (C) 2004, 2005, 2009 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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version.
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In addition to the permissions in the GNU General Public License, the
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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the file, and distribution when not linked into a combine
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executable.)
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executable.)
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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for more details.
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Under Section 7 of GPL version 3, you are granted additional
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#ifndef _SSP_STRING_H
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#ifndef _SSP_STRING_H
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#define _SSP_STRING_H 1
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#define _SSP_STRING_H 1
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#include <ssp.h>
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#include <ssp.h>
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#include_next <string.h>
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#include_next <string.h>
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#if __SSP_FORTIFY_LEVEL > 0
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#if __SSP_FORTIFY_LEVEL > 0
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#undef memcpy
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#undef memcpy
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#undef memmove
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#undef memmove
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#undef memset
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#undef memset
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#undef strcat
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#undef strcat
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#undef strcpy
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#undef strcpy
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#undef strncat
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#undef strncat
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#undef strncpy
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#undef strncpy
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#undef mempcpy
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#undef mempcpy
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#undef stpcpy
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#undef stpcpy
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#undef bcopy
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#undef bcopy
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#undef bzero
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#undef bzero
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#define memcpy(dest, src, len) \
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#define memcpy(dest, src, len) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___memcpy_chk (dest, src, len, __ssp_bos0 (dest)) \
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? __builtin___memcpy_chk (dest, src, len, __ssp_bos0 (dest)) \
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: __memcpy_ichk (dest, src, len))
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: __memcpy_ichk (dest, src, len))
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static inline __attribute__((__always_inline__)) void *
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static inline __attribute__((__always_inline__)) void *
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__memcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src,
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__memcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src,
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size_t __len)
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size_t __len)
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{
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{
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return __builtin___memcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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return __builtin___memcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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}
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}
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#define memmove(dest, src, len) \
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#define memmove(dest, src, len) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \
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? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \
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: __memmove_ichk (dest, src, len))
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: __memmove_ichk (dest, src, len))
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static inline __attribute__((__always_inline__)) void *
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static inline __attribute__((__always_inline__)) void *
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__memmove_ichk (void *__dest, const void *__src, size_t __len)
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__memmove_ichk (void *__dest, const void *__src, size_t __len)
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{
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{
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return __builtin___memmove_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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return __builtin___memmove_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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}
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}
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#define mempcpy(dest, src, len) \
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#define mempcpy(dest, src, len) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___mempcpy_chk (dest, src, len, __ssp_bos0 (dest)) \
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? __builtin___mempcpy_chk (dest, src, len, __ssp_bos0 (dest)) \
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: __mempcpy_ichk (dest, src, len))
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: __mempcpy_ichk (dest, src, len))
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static inline __attribute__((__always_inline__)) void *
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static inline __attribute__((__always_inline__)) void *
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__mempcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src,
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__mempcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src,
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size_t __len)
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size_t __len)
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{
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{
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return __builtin___mempcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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return __builtin___mempcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest));
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}
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}
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#define memset(dest, ch, len) \
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#define memset(dest, ch, len) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___memset_chk (dest, ch, len, __ssp_bos0 (dest)) \
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? __builtin___memset_chk (dest, ch, len, __ssp_bos0 (dest)) \
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: __memset_ichk (dest, ch, len))
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: __memset_ichk (dest, ch, len))
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static inline __attribute__((__always_inline__)) void *
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static inline __attribute__((__always_inline__)) void *
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__memset_ichk (void *__dest, int __ch, size_t __len)
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__memset_ichk (void *__dest, int __ch, size_t __len)
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{
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{
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return __builtin___memset_chk (__dest, __ch, __len, __ssp_bos0 (__dest));
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return __builtin___memset_chk (__dest, __ch, __len, __ssp_bos0 (__dest));
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}
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}
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#define bcopy(src, dest, len) ((void) \
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#define bcopy(src, dest, len) ((void) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \
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? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \
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: __memmove_ichk (dest, src, len)))
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: __memmove_ichk (dest, src, len)))
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#define bzero(dest, len) ((void) \
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#define bzero(dest, len) ((void) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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((__ssp_bos0 (dest) != (size_t) -1) \
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? __builtin___memset_chk (dest, '\0', len, __ssp_bos0 (dest)) \
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? __builtin___memset_chk (dest, '\0', len, __ssp_bos0 (dest)) \
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: __memset_ichk (dest, '\0', len)))
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: __memset_ichk (dest, '\0', len)))
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#define strcpy(dest, src) \
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#define strcpy(dest, src) \
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((__ssp_bos (dest) != (size_t) -1) \
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((__ssp_bos (dest) != (size_t) -1) \
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? __builtin___strcpy_chk (dest, src, __ssp_bos (dest)) \
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? __builtin___strcpy_chk (dest, src, __ssp_bos (dest)) \
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: __strcpy_ichk (dest, src))
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: __strcpy_ichk (dest, src))
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static inline __attribute__((__always_inline__)) char *
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static inline __attribute__((__always_inline__)) char *
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__strcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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__strcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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{
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{
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return __builtin___strcpy_chk (__dest, __src, __ssp_bos (__dest));
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return __builtin___strcpy_chk (__dest, __src, __ssp_bos (__dest));
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}
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}
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#define stpcpy(dest, src) \
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#define stpcpy(dest, src) \
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((__ssp_bos (dest) != (size_t) -1) \
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((__ssp_bos (dest) != (size_t) -1) \
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? __builtin___stpcpy_chk (dest, src, __ssp_bos (dest)) \
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? __builtin___stpcpy_chk (dest, src, __ssp_bos (dest)) \
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: __stpcpy_ichk (dest, src))
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: __stpcpy_ichk (dest, src))
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static inline __attribute__((__always_inline__)) char *
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static inline __attribute__((__always_inline__)) char *
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__stpcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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__stpcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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{
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{
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return __builtin___stpcpy_chk (__dest, __src, __ssp_bos (__dest));
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return __builtin___stpcpy_chk (__dest, __src, __ssp_bos (__dest));
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}
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}
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#define strncpy(dest, src, len) \
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#define strncpy(dest, src, len) \
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((__ssp_bos (dest) != (size_t) -1) \
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((__ssp_bos (dest) != (size_t) -1) \
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? __builtin___strncpy_chk (dest, src, len, __ssp_bos (dest)) \
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? __builtin___strncpy_chk (dest, src, len, __ssp_bos (dest)) \
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: __strncpy_ichk (dest, src, len))
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: __strncpy_ichk (dest, src, len))
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static inline __attribute__((__always_inline__)) char *
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static inline __attribute__((__always_inline__)) char *
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__strncpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src,
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__strncpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src,
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size_t __len)
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size_t __len)
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{
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{
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return __builtin___strncpy_chk (__dest, __src, __len, __ssp_bos (__dest));
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return __builtin___strncpy_chk (__dest, __src, __len, __ssp_bos (__dest));
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}
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}
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#define strcat(dest, src) \
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#define strcat(dest, src) \
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((__ssp_bos (dest) != (size_t) -1) \
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((__ssp_bos (dest) != (size_t) -1) \
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? __builtin___strcat_chk (dest, src, __ssp_bos (dest)) \
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? __builtin___strcat_chk (dest, src, __ssp_bos (dest)) \
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: __strcat_ichk (dest, src))
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: __strcat_ichk (dest, src))
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static inline __attribute__((__always_inline__)) char *
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static inline __attribute__((__always_inline__)) char *
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__strcat_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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__strcat_ichk (char *__restrict__ __dest, const char *__restrict__ __src)
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{
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{
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return __builtin___strcat_chk (__dest, __src, __ssp_bos (__dest));
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return __builtin___strcat_chk (__dest, __src, __ssp_bos (__dest));
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}
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}
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#define strncat(dest, src, len) \
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#define strncat(dest, src, len) \
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((__ssp_bos (dest) != (size_t) -1) \
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((__ssp_bos (dest) != (size_t) -1) \
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? __builtin___strncat_chk (dest, src, len, __ssp_bos (dest)) \
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? __builtin___strncat_chk (dest, src, len, __ssp_bos (dest)) \
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: __strncat_ichk (dest, src, len))
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: __strncat_ichk (dest, src, len))
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static inline __attribute__((__always_inline__)) char *
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static inline __attribute__((__always_inline__)) char *
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__strncat_ichk (char *__restrict__ __dest, const char *__restrict__ __src,
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__strncat_ichk (char *__restrict__ __dest, const char *__restrict__ __src,
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size_t __len)
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size_t __len)
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{
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{
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return __builtin___strncat_chk (__dest, __src, __len, __ssp_bos (__dest));
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return __builtin___strncat_chk (__dest, __src, __len, __ssp_bos (__dest));
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}
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}
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#endif /* __SSP_FORTIFY_LEVEL > 0 */
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#endif /* __SSP_FORTIFY_LEVEL > 0 */
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#endif /* _SSP_STRING_H */
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#endif /* _SSP_STRING_H */
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