diff options
Diffstat (limited to 'aarch64-none-linux-gnu/libc/usr/include/bits/stdlib.h')
| -rw-r--r-- | aarch64-none-linux-gnu/libc/usr/include/bits/stdlib.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/aarch64-none-linux-gnu/libc/usr/include/bits/stdlib.h b/aarch64-none-linux-gnu/libc/usr/include/bits/stdlib.h new file mode 100644 index 0000000..c6c0082 --- /dev/null +++ b/aarch64-none-linux-gnu/libc/usr/include/bits/stdlib.h @@ -0,0 +1,149 @@ +/* Checking macros for stdlib functions. + Copyright (C) 2005-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _STDLIB_H +# error "Never include <bits/stdlib.h> directly; use <stdlib.h> instead." +#endif + +extern char *__realpath_chk (const char *__restrict __name, + char *__restrict __resolved, + size_t __resolvedlen) __THROW __wur; +extern char *__REDIRECT_NTH (__realpath_alias, + (const char *__restrict __name, + char *__restrict __resolved), realpath) __wur; +extern char *__REDIRECT_NTH (__realpath_chk_warn, + (const char *__restrict __name, + char *__restrict __resolved, + size_t __resolvedlen), __realpath_chk) __wur + __warnattr ("second argument of realpath must be either NULL or at " + "least PATH_MAX bytes long buffer"); + +__fortify_function __wur char * +__NTH (realpath (const char *__restrict __name, char *__restrict __resolved)) +{ + size_t sz = __glibc_objsize (__resolved); + + if (sz == (size_t) -1) + return __realpath_alias (__name, __resolved); + +#if defined _LIBC_LIMITS_H_ && defined PATH_MAX + if (__glibc_unsafe_len (PATH_MAX, sizeof (char), sz)) + return __realpath_chk_warn (__name, __resolved, sz); +#endif + return __realpath_chk (__name, __resolved, sz); +} + + +extern int __ptsname_r_chk (int __fd, char *__buf, size_t __buflen, + size_t __nreal) __THROW __nonnull ((2)) + __attr_access ((__write_only__, 2, 3)); +extern int __REDIRECT_NTH (__ptsname_r_alias, (int __fd, char *__buf, + size_t __buflen), ptsname_r) + __nonnull ((2)) __attr_access ((__write_only__, 2, 3)); +extern int __REDIRECT_NTH (__ptsname_r_chk_warn, + (int __fd, char *__buf, size_t __buflen, + size_t __nreal), __ptsname_r_chk) + __nonnull ((2)) __warnattr ("ptsname_r called with buflen bigger than " + "size of buf"); + +__fortify_function int +__NTH (ptsname_r (int __fd, char *__buf, size_t __buflen)) +{ + return __glibc_fortify (ptsname_r, __buflen, sizeof (char), + __glibc_objsize (__buf), + __fd, __buf, __buflen); +} + + +extern int __wctomb_chk (char *__s, wchar_t __wchar, size_t __buflen) + __THROW __wur; +extern int __REDIRECT_NTH (__wctomb_alias, (char *__s, wchar_t __wchar), + wctomb) __wur; + +__fortify_function __wur int +__NTH (wctomb (char *__s, wchar_t __wchar)) +{ + /* We would have to include <limits.h> to get a definition of MB_LEN_MAX. + But this would only disturb the namespace. So we define our own + version here. */ +#define __STDLIB_MB_LEN_MAX 16 +#if defined MB_LEN_MAX && MB_LEN_MAX != __STDLIB_MB_LEN_MAX +# error "Assumed value of MB_LEN_MAX wrong" +#endif + if (__glibc_objsize (__s) != (size_t) -1 + && __STDLIB_MB_LEN_MAX > __glibc_objsize (__s)) + return __wctomb_chk (__s, __wchar, __glibc_objsize (__s)); + return __wctomb_alias (__s, __wchar); +} + + +extern size_t __mbstowcs_chk (wchar_t *__restrict __dst, + const char *__restrict __src, + size_t __len, size_t __dstlen) __THROW + __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2)); +extern size_t __REDIRECT_NTH (__mbstowcs_nulldst, + (wchar_t *__restrict __dst, + const char *__restrict __src, + size_t __len), mbstowcs) + __attr_access ((__read_only__, 2)); +extern size_t __REDIRECT_NTH (__mbstowcs_alias, + (wchar_t *__restrict __dst, + const char *__restrict __src, + size_t __len), mbstowcs) + __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2)); +extern size_t __REDIRECT_NTH (__mbstowcs_chk_warn, + (wchar_t *__restrict __dst, + const char *__restrict __src, + size_t __len, size_t __dstlen), __mbstowcs_chk) + __warnattr ("mbstowcs called with dst buffer smaller than len " + "* sizeof (wchar_t)"); + +__fortify_function size_t +__NTH (mbstowcs (wchar_t *__restrict __dst, const char *__restrict __src, + size_t __len)) +{ + if (__builtin_constant_p (__dst == NULL) && __dst == NULL) + return __mbstowcs_nulldst (__dst, __src, __len); + else + return __glibc_fortify_n (mbstowcs, __len, sizeof (wchar_t), + __glibc_objsize (__dst), __dst, __src, __len); +} + +extern size_t __wcstombs_chk (char *__restrict __dst, + const wchar_t *__restrict __src, + size_t __len, size_t __dstlen) __THROW + __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2)); +extern size_t __REDIRECT_NTH (__wcstombs_alias, + (char *__restrict __dst, + const wchar_t *__restrict __src, + size_t __len), wcstombs) + __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2)); +extern size_t __REDIRECT_NTH (__wcstombs_chk_warn, + (char *__restrict __dst, + const wchar_t *__restrict __src, + size_t __len, size_t __dstlen), __wcstombs_chk) + __warnattr ("wcstombs called with dst buffer smaller than len"); + +__fortify_function size_t +__NTH (wcstombs (char *__restrict __dst, const wchar_t *__restrict __src, + size_t __len)) +{ + return __glibc_fortify (wcstombs, __len, sizeof (char), + __glibc_objsize (__dst), + __dst, __src, __len); +} |