diff options
Diffstat (limited to 'wcsmbs/bits/wchar2.h')
| -rw-r--r-- | wcsmbs/bits/wchar2.h | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/wcsmbs/bits/wchar2.h b/wcsmbs/bits/wchar2.h new file mode 100644 index 0000000000..00216ec059 --- /dev/null +++ b/wcsmbs/bits/wchar2.h @@ -0,0 +1,388 @@ +/* Checking macros for wchar functions. + Copyright (C) 2005, 2006 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _WCHAR_H +# error "Never include <bits/wchar.h> directly; use <wchar.h> instead." +#endif + + +extern wchar_t *__wmemcpy_chk (wchar_t *__restrict __s1, + __const wchar_t *__restrict __s2, size_t __n, + size_t __ns1) __THROW; +extern wchar_t *__REDIRECT_NTH (__wmemcpy_alias, + (wchar_t *__restrict __s1, + __const wchar_t *__restrict __s2, size_t __n), + wmemcpy); + +extern __always_inline wchar_t * +__NTH (wmemcpy (wchar_t *__restrict __s1, __const wchar_t *__restrict __s2, + size_t __n)) +{ + if (__bos0 (__s1) != (size_t) -1) + return __wmemcpy_chk (__s1, __s2, __n, __bos0 (__s1) / sizeof (wchar_t)); + return __wmemcpy_alias (__s1, __s2, __n); +} + + +extern wchar_t *__wmemmove_chk (wchar_t *__s1, __const wchar_t *__s2, + size_t __n, size_t __ns1) __THROW; +extern wchar_t *__REDIRECT_NTH (__wmemmove_alias, (wchar_t *__s1, + __const wchar_t *__s2, + size_t __n), wmemmove); + +extern __always_inline wchar_t * +__NTH (wmemmove (wchar_t *__restrict __s1, __const wchar_t *__restrict __s2, + size_t __n)) +{ + if (__bos0 (__s1) != (size_t) -1) + return __wmemmove_chk (__s1, __s2, __n, __bos0 (__s1) / sizeof (wchar_t)); + return __wmemmove_alias (__s1, __s2, __n); +} + + +#ifdef __USE_GNU +extern wchar_t *__wmempcpy_chk (wchar_t *__restrict __s1, + __const wchar_t *__restrict __s2, size_t __n, + size_t __ns1) __THROW; +extern wchar_t *__REDIRECT_NTH (__wmempcpy_alias, + (wchar_t *__restrict __s1, + __const wchar_t *__restrict __s2, + size_t __n), wmempcpy); + +extern __always_inline wchar_t * +__NTH (wmempcpy (wchar_t *__restrict __s1, __const wchar_t *__restrict __s2, + size_t __n)) +{ + if (__bos0 (__s1) != (size_t) -1) + return __wmempcpy_chk (__s1, __s2, __n, __bos0 (__s1) / sizeof (wchar_t)); + return __wmempcpy_alias (__s1, __s2, __n); +} +#endif + + +extern wchar_t *__wmemset_chk (wchar_t *__s, wchar_t __c, size_t __n, + size_t __ns) __THROW; +extern wchar_t *__REDIRECT_NTH (__wmemset_alias, (wchar_t *__s, wchar_t __c, + size_t __n), wmemset); + +extern __always_inline wchar_t * +__NTH (wmemset (wchar_t *__restrict __s, wchar_t __c, size_t __n)) +{ + if (__bos0 (__s) != (size_t) -1) + return __wmemset_chk (__s, __c, __n, __bos0 (__s) / sizeof (wchar_t)); + return __wmemset_alias (__s, __c, __n); +} + + +extern wchar_t *__wcscpy_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __n) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcscpy_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src), wcscpy); + +extern __always_inline wchar_t * +__NTH (wcscpy (wchar_t *__dest, __const wchar_t *__src)) +{ + if (__bos (__dest) != (size_t) -1) + return __wcscpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + return __wcscpy_alias (__dest, __src); +} + + +extern wchar_t *__wcpcpy_chk (wchar_t *__dest, __const wchar_t *__src, + size_t __destlen) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcpcpy_alias, (wchar_t *__dest, + __const wchar_t *__src), + wcpcpy); + +extern __always_inline wchar_t * +__NTH (wcpcpy (wchar_t *__dest, __const wchar_t *__src)) +{ + if (__bos (__dest) != (size_t) -1) + return __wcpcpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + return __wcpcpy_alias (__dest, __src); +} + + +extern wchar_t *__wcsncpy_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, size_t __n, + size_t __destlen) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcsncpy_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __n), wcsncpy); + +extern __always_inline wchar_t * +__NTH (wcsncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +{ + if (__bos (__dest) != (size_t) -1 + && (!__builtin_constant_p (__n) || __bos (__dest) >= __n)) + return __wcsncpy_chk (__dest, __src, __n, + __bos (__dest) / sizeof (wchar_t)); + return __wcsncpy_alias (__dest, __src, __n); +} + + +extern wchar_t *__wcpncpy_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, size_t __n, + size_t __destlen) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcpncpy_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __n), wcpncpy); + +extern __always_inline wchar_t * +__NTH (wcpncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +{ + if (__bos (__dest) != (size_t) -1 + && (!__builtin_constant_p (__n) || __bos (__dest) >= __n)) + return __wcpncpy_chk (__dest, __src, __n, + __bos (__dest) / sizeof (wchar_t)); + return __wcpncpy_alias (__dest, __src, __n); +} + + +extern wchar_t *__wcscat_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __destlen) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcscat_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src), wcscat); + +extern __always_inline wchar_t * +__NTH (wcscat (wchar_t *__dest, __const wchar_t *__src)) +{ + if (__bos (__dest) != (size_t) -1) + return __wcscat_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + return __wcscat_alias (__dest, __src); +} + + +extern wchar_t *__wcsncat_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __n, size_t __destlen) __THROW; +extern wchar_t *__REDIRECT_NTH (__wcsncat_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, + size_t __n), wcsncat); + +extern __always_inline wchar_t * +__NTH (wcsncat (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +{ + if (__bos (__dest) != (size_t) -1) + return __wcsncat_chk (__dest, __src, __n, + __bos (__dest) / sizeof (wchar_t)); + return __wcsncat_alias (__dest, __src, __n); +} + + +extern int __swprintf_chk (wchar_t *__restrict __s, size_t __n, + int __flag, size_t __s_len, + __const wchar_t *__restrict __format, ...) + __THROW /* __attribute__ ((__format__ (__wprintf__, 5, 6))) */; + +/* XXX We might want to have support in gcc for swprintf. */ +#define swprintf(s, n, ...) \ + (__bos (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1 \ + ? __swprintf_chk (s, n, __USE_FORTIFY_LEVEL - 1, __bos (s), __VA_ARGS__) \ + : swprintf (s, n, __VA_ARGS__)) + + +extern int __vswprintf_chk (wchar_t *__restrict __s, size_t __n, + int __flag, size_t __s_len, + __const wchar_t *__restrict __format, + __gnuc_va_list __arg) + __THROW /* __attribute__ ((__format__ (__wprintf__, 5, 0))) */; + +#define vswprintf(s, n, fmt, ap) \ + (__bos (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1 \ + ? __vswprintf_chk (s, n, __USE_FORTIFY_LEVEL - 1, __bos (s), fmt, ap) \ + : vswprintf (s, n, fmt, ap)) + + +#if __USE_FORTIFY_LEVEL > 1 + +extern int __fwprintf_chk (__FILE *__restrict __stream, int __flag, + __const wchar_t *__restrict __format, ...); +extern int __wprintf_chk (int __flag, __const wchar_t *__restrict __format, + ...); +extern int __vfwprintf_chk (__FILE *__restrict __stream, int __flag, + __const wchar_t *__restrict __format, + __gnuc_va_list __ap); +extern int __vwprintf_chk (int __flag, __const wchar_t *__restrict __format, + __gnuc_va_list __ap); + +# define wprintf(...) \ + __wprintf_chk (__USE_FORTIFY_LEVEL - 1, __VA_ARGS__) +# define fwprintf(stream, ...) \ + __fwprintf_chk (stream, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__) +# define vwprintf(format, ap) \ + __vwprintf_chk (__USE_FORTIFY_LEVEL - 1, format, ap) +# define vfwprintf(stream, format, ap) \ + __vfwprintf_chk (stream, __USE_FORTIFY_LEVEL - 1, format, ap) + +#endif + +extern wchar_t *__fgetws_chk (wchar_t *__restrict __s, size_t __size, int __n, + __FILE *__restrict __stream) __wur; +extern wchar_t *__REDIRECT (__fgetws_alias, + (wchar_t *__restrict __s, int __n, + __FILE *__restrict __stream), fgetws) __wur; + +extern __always_inline __wur wchar_t * +fgetws (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream) +{ + if (__bos (__s) != (size_t) -1 + && (!__builtin_constant_p (__n) || (size_t) __n > __bos (__s))) + return __fgetws_chk (__s, __bos (__s), __n, __stream); + return __fgetws_alias (__s, __n, __stream); +} + +#ifdef __USE_GNU +extern wchar_t *__fgetws_unlocked_chk (wchar_t *__restrict __s, size_t __size, + int __n, __FILE *__restrict __stream) + __wur; +extern wchar_t *__REDIRECT (__fgetws_unlocked_alias, + (wchar_t *__restrict __s, int __n, + __FILE *__restrict __stream), fgetws_unlocked) + __wur; + +extern __always_inline __wur wchar_t * +fgetws_unlocked (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream) +{ + if (__bos (__s) != (size_t) -1 + && (!__builtin_constant_p (__n) || (size_t) __n > __bos (__s))) + return __fgetws_unlocked_chk (__s, __bos (__s), __n, __stream); + return __fgetws_unlocked_alias (__s, __n, __stream); +} +#endif + + +extern size_t __wcrtomb_chk (char *__s, wchar_t __wchar, mbstate_t *__p, + size_t __buflen) __THROW __wur; +extern size_t __REDIRECT_NTH (__wcrtomb_alias, + (char *__restrict __s, wchar_t __wchar, + mbstate_t *__restrict __ps), wcrtomb) __wur; + +extern __always_inline __wur size_t +__NTH (wcrtomb (char *__s, wchar_t __wchar, mbstate_t *__ps)) +{ + /* 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 __WCHAR_MB_LEN_MAX 16 +#if defined MB_LEN_MAX && MB_LEN_MAX != __WCHAR_MB_LEN_MAX +# error "Assumed value of MB_LEN_MAX wrong" +#endif + if (__bos (__s) != (size_t) -1 && __WCHAR_MB_LEN_MAX > __bos (__s)) + return __wcrtomb_chk (__s, __wchar, __ps, __bos (__s)); + return __wcrtomb_alias (__s, __wchar, __ps); +} + + +extern size_t __mbsrtowcs_chk (wchar_t *__restrict __dst, + __const char **__restrict __src, + size_t __len, mbstate_t *__restrict __ps, + size_t __dstlen) __THROW; +extern size_t __REDIRECT_NTH (__mbsrtowcs_alias, + (wchar_t *__restrict __dst, + __const char **__restrict __src, + size_t __len, mbstate_t *__restrict __ps), + mbsrtowcs); + +extern __always_inline size_t +__NTH (mbsrtowcs (wchar_t *__restrict __dst, __const char **__restrict __src, + size_t __len, mbstate_t *__restrict __ps)) +{ + if (__bos (__dst) != (size_t) -1 + && (!__builtin_constant_p (__len) + || __len > __bos (__dst) / sizeof (wchar_t))) + return __mbsrtowcs_chk (__dst, __src, __len, __ps, + __bos (__dst) / sizeof (wchar_t)); + return __mbsrtowcs_alias (__dst, __src, __len, __ps); +} + + +extern size_t __wcsrtombs_chk (char *__restrict __dst, + __const wchar_t **__restrict __src, + size_t __len, mbstate_t *__restrict __ps, + size_t __dstlen) __THROW; +extern size_t __REDIRECT_NTH (__wcsrtombs_alias, + (char *__restrict __dst, + __const wchar_t **__restrict __src, + size_t __len, mbstate_t *__restrict __ps), + wcsrtombs); + +extern __always_inline size_t +__NTH (wcsrtombs (char *__restrict __dst, __const wchar_t **__restrict __src, + size_t __len, mbstate_t *__restrict __ps)) +{ + if (__bos (__dst) != (size_t) -1 + && (!__builtin_constant_p (__len) || __len > __bos (__dst))) + return __wcsrtombs_chk (__dst, __src, __len, __ps, __bos (__dst)); + return __wcsrtombs_alias (__dst, __src, __len, __ps); +} + + +#ifdef __USE_GNU +extern size_t __mbsnrtowcs_chk (wchar_t *__restrict __dst, + __const char **__restrict __src, size_t __nmc, + size_t __len, mbstate_t *__restrict __ps, + size_t __dstlen) __THROW; +extern size_t __REDIRECT_NTH (__mbsnrtowcs_alias, + (wchar_t *__restrict __dst, + __const char **__restrict __src, size_t __nmc, + size_t __len, mbstate_t *__restrict __ps), + mbsnrtowcs); + +extern __always_inline size_t +__NTH (mbsnrtowcs (wchar_t *__restrict __dst, __const char **__restrict __src, + size_t __nmc, size_t __len, mbstate_t *__restrict __ps)) +{ + if (__bos (__dst) != (size_t) -1 + && (!__builtin_constant_p (__len) + || __len > __bos (__dst) / sizeof (wchar_t))) + return __mbsnrtowcs_chk (__dst, __src, __nmc, __len, __ps, + __bos (__dst) / sizeof (wchar_t)); + return __mbsnrtowcs_alias (__dst, __src, __nmc, __len, __ps); +} + + +extern size_t __wcsnrtombs_chk (char *__restrict __dst, + __const wchar_t **__restrict __src, + size_t __nwc, size_t __len, + mbstate_t *__restrict __ps, size_t __dstlen) + __THROW; +extern size_t __REDIRECT_NTH (__wcsnrtombs_alias, + (char *__restrict __dst, + __const wchar_t **__restrict __src, + size_t __nwc, size_t __len, + mbstate_t *__restrict __ps), wcsnrtombs); + +extern __always_inline size_t +__NTH (wcsnrtombs (char *__restrict __dst, __const wchar_t **__restrict __src, + size_t __nwc, size_t __len, mbstate_t *__restrict __ps)) +{ + if (__bos (__dst) != (size_t) -1 + && (!__builtin_constant_p (__len) || __len > __bos (__dst))) + return __wcsnrtombs_chk (__dst, __src, __nwc, __len, __ps, __bos (__dst)); + return __wcsnrtombs_alias (__dst, __src, __nwc, __len, __ps); +} +#endif |