diff options
Diffstat (limited to 'newlib/libc/stdlib/wctomb_r.c')
| -rw-r--r-- | newlib/libc/stdlib/wctomb_r.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/newlib/libc/stdlib/wctomb_r.c b/newlib/libc/stdlib/wctomb_r.c deleted file mode 100644 index a01863246..000000000 --- a/newlib/libc/stdlib/wctomb_r.c +++ /dev/null @@ -1,174 +0,0 @@ -#include <stdlib.h> -#include <string.h> -#include <wchar.h> -#include <locale.h> -#include "mbctype.h" - -/* for some conversions, we use the __count field as a place to store a state value */ -#define __state __count - -extern char __lc_ctype[12]; - -int -_DEFUN (_wctomb_r, (r, s, wchar, state), - struct _reent *r _AND - char *s _AND - wchar_t wchar _AND - mbstate_t *state) -{ - if (strlen (__lc_ctype) <= 1) - { /* fall-through */ } - else if (!strcmp (__lc_ctype, "C-UTF-8")) - { - if (s == NULL) - return 0; /* UTF-8 encoding is not state-dependent */ - - if (wchar <= 0x7f) - { - *s = wchar; - return 1; - } - else if (wchar >= 0x80 && wchar <= 0x7ff) - { - *s++ = 0xc0 | ((wchar & 0x7c0) >> 6); - *s = 0x80 | (wchar & 0x3f); - return 2; - } - else if (wchar >= 0x800 && wchar <= 0xffff) - { - /* UTF-16 surrogates -- must not occur in normal UCS-4 data */ - if (wchar >= 0xd800 && wchar <= 0xdfff) - return -1; - - *s++ = 0xe0 | ((wchar & 0xf000) >> 12); - *s++ = 0x80 | ((wchar & 0xfc0) >> 6); - *s = 0x80 | (wchar & 0x3f); - return 3; - } - else if (wchar >= 0x10000 && wchar <= 0x1fffff) - { - *s++ = 0xf0 | ((wchar & 0x1c0000) >> 18); - *s++ = 0x80 | ((wchar & 0x3f000) >> 12); - *s++ = 0x80 | ((wchar & 0xfc0) >> 6); - *s = 0x80 | (wchar & 0x3f); - return 4; - } - else if (wchar >= 0x200000 && wchar <= 0x3ffffff) - { - *s++ = 0xf8 | ((wchar & 0x3000000) >> 24); - *s++ = 0x80 | ((wchar & 0xfc0000) >> 18); - *s++ = 0x80 | ((wchar & 0x3f000) >> 12); - *s++ = 0x80 | ((wchar & 0xfc0) >> 6); - *s = 0x80 | (wchar & 0x3f); - return 5; - } - else if (wchar >= 0x4000000 && wchar <= 0x7fffffff) - { - *s++ = 0xfc | ((wchar & 0x40000000) >> 30); - *s++ = 0x80 | ((wchar & 0x3f000000) >> 24); - *s++ = 0x80 | ((wchar & 0xfc0000) >> 18); - *s++ = 0x80 | ((wchar & 0x3f000) >> 12); - *s++ = 0x80 | ((wchar & 0xfc0) >> 6); - *s = 0x80 | (wchar & 0x3f); - return 6; - } - else - return -1; - } - else if (!strcmp (__lc_ctype, "C-SJIS")) - { - unsigned char char2 = (unsigned char)wchar; - unsigned char char1 = (unsigned char)(wchar >> 8); - - if (s == NULL) - return 0; /* not state-dependent */ - - if (char1 != 0x00) - { - /* first byte is non-zero..validate multi-byte char */ - if (_issjis1(char1) && _issjis2(char2)) - { - *s++ = (char)char1; - *s = (char)char2; - return 2; - } - else - return -1; - } - } - else if (!strcmp (__lc_ctype, "C-EUCJP")) - { - unsigned char char2 = (unsigned char)wchar; - unsigned char char1 = (unsigned char)(wchar >> 8); - - if (s == NULL) - return 0; /* not state-dependent */ - - if (char1 != 0x00) - { - /* first byte is non-zero..validate multi-byte char */ - if (_iseucjp (char1) && _iseucjp (char2)) - { - *s++ = (char)char1; - *s = (char)char2; - return 2; - } - else - return -1; - } - } - else if (!strcmp (__lc_ctype, "C-JIS")) - { - int cnt = 0; - unsigned char char2 = (unsigned char)wchar; - unsigned char char1 = (unsigned char)(wchar >> 8); - - if (s == NULL) - return 1; /* state-dependent */ - - if (char1 != 0x00) - { - /* first byte is non-zero..validate multi-byte char */ - if (_isjis (char1) && _isjis (char2)) - { - if (state->__state == 0) - { - /* must switch from ASCII to JIS state */ - state->__state = 1; - *s++ = ESC_CHAR; - *s++ = '$'; - *s++ = 'B'; - cnt = 3; - } - *s++ = (char)char1; - *s = (char)char2; - return cnt + 2; - } - else - return -1; - } - else - { - if (state->__state != 0) - { - /* must switch from JIS to ASCII state */ - state->__state = 0; - *s++ = ESC_CHAR; - *s++ = '('; - *s++ = 'B'; - cnt = 3; - } - *s = (char)char2; - return cnt + 1; - } - } - - if (s == NULL) - return 0; - - /* otherwise we are dealing with a single byte character */ - *s = (char) wchar; - return 1; -} - - |