diff options
Diffstat (limited to 'wcsmbs/bits')
| -rw-r--r-- | wcsmbs/bits/wchar2.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/wcsmbs/bits/wchar2.h b/wcsmbs/bits/wchar2.h index 12f478eed8..c102948f11 100644 --- a/wcsmbs/bits/wchar2.h +++ b/wcsmbs/bits/wchar2.h @@ -285,3 +285,114 @@ fgetws_unlocked (wchar_t *__restrict __s, int __n, FILE *__restrict __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 +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 +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 * sizeof (wchar_t) > __bos (__dst))) + return __mbsrtowcs_chk (__dst, __src, __len, __ps, __bos (__dst)); + 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 +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 +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 * sizeof (wchar_t) > __bos (__dst))) + return __mbsnrtowcs_chk (__dst, __src, __nmc, __len, __ps, __bos (__dst)); + 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 +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 |