diff options
Diffstat (limited to 'libX11/modules/lc/xlocale/lcJis.c')
| -rw-r--r-- | libX11/modules/lc/xlocale/lcJis.c | 944 |
1 files changed, 0 insertions, 944 deletions
diff --git a/libX11/modules/lc/xlocale/lcJis.c b/libX11/modules/lc/xlocale/lcJis.c deleted file mode 100644 index a6917cf9f..000000000 --- a/libX11/modules/lc/xlocale/lcJis.c +++ /dev/null @@ -1,944 +0,0 @@ -/* - * Copyright 1992, 1993 by TOSHIBA Corp. - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of TOSHIBA not be used in advertising - * or publicity pertaining to distribution of the software without specific, - * written prior permission. TOSHIBA make no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - * - * TOSHIBA DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING - * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL - * TOSHIBA BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR - * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, - * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - * - * Author: Katsuhisa Yano TOSHIBA Corp. - * mopi@osa.ilab.toshiba.co.jp - */ - -/* - * A Japanese JIS locale. - * Supports: all locales with codeset JIS7. - * How: Provides converters for JIS. - * Platforms: Only those defining X_LOCALE (only Lynx, Linux-libc5, OS/2). - */ - -#ifdef X_LOCALE - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#include "XlcGeneric.h" -#include <stdio.h> - -#if !defined(X_LOCALE) -#define STDCVT -#endif - -typedef struct _StateRec { - XLCd lcd; - XlcCharSet charset; - XlcCharSet GL_charset; - XlcCharSet GR_charset; -} StateRec, *State; - -static void -init_state( - XlcConv conv) -{ - State state = (State) conv->state; - XLCdGenericPart *gen = XLC_GENERIC_PART(state->lcd); - CodeSet codeset; - - codeset = gen->initial_state_GL; - if (codeset && codeset->charset_list) - state->GL_charset = *codeset->charset_list; - codeset = gen->initial_state_GR; - if (codeset && codeset->charset_list) - state->GR_charset = *codeset->charset_list; - - if (state->GL_charset == NULL) - if ((codeset = *gen->codeset_list) != NULL) - state->GL_charset = *codeset->charset_list; -} - -static int -compare( - const char *src, - const char *encoding, - int length) -{ - const char *start = src; - - while (length-- > 0) { - if (*src++ != *encoding++) - return 0; - if (*encoding == '\0') - return src - start; - } - - return 0; -} - -static int -mbtocs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - State state = (State) conv->state; - XLCd lcd = state->lcd; - const char *src; - char *dst; - unsigned char *mb_parse_table; - ParseInfo *parse_list, parse_info; - XlcCharSet charset; - int length, number, encoding_len = 0; - int i; - - src = *((const char **) from); - dst = *((char **) to); - - mb_parse_table = XLC_GENERIC(lcd, mb_parse_table); - if (mb_parse_table != NULL) { - number = mb_parse_table[(unsigned char) *src]; - if (number > 0) { - parse_list = XLC_GENERIC(lcd, mb_parse_list) + number - 1; - for ( ; (parse_info = *parse_list) != NULL; parse_list++) { - encoding_len = compare(src, parse_info->encoding, *from_left); - if (encoding_len > 0) { - switch (parse_info->type) { - case E_SS: - src += encoding_len; - charset = *parse_info->codeset->charset_list; - goto found; - case E_LSL: - case E_LSR: - src += encoding_len; - charset = *parse_info->codeset->charset_list; - if (parse_info->type == E_LSL) - state->GL_charset = charset; - else - state->GR_charset = charset; - length = 0; - goto end; - case E_GL: - charset = state->GL_charset; - goto found; - case E_GR: - charset = state->GR_charset; - goto found; - default: - break; - } - } - } - } - } - - if ((*src & 0x80) && state->GR_charset) - charset = state->GR_charset; - else - charset = state->GL_charset; - -found: - if (charset == NULL || - (num_args == 2 && (XlcCharSet) args[1] != charset)) - return -1; - - length = charset->char_size; - if (length > *from_left - encoding_len) - return -1; - - if (dst) { - if (length > *to_left) - return -1; - if (charset->side == XlcGL) { - for (i = 0; i < length; i++) - *dst++ = *src++ & 0x7f; - } else if (charset->side == XlcGR) { - for (i = 0; i < length; i++) - *dst++ = *src++ | 0x80; - } else { - for (i = 0; i < length; i++) - *dst++ = *src++; - } - *to = (XPointer) dst; - *to_left -= length; - } -end: - *from = (XPointer) src; - *from_left -= encoding_len + length; - state->charset = charset; - if (num_args == 1) - *((XlcCharSet *) args[0]) = charset; - - return 0; -} - -static int -mbstocs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - XlcCharSet charset = NULL; - XPointer tmp_args[2], save_from = *from; - int ret, unconv_num = 0, tmp_num = 1; - - tmp_args[0] = (XPointer) &charset; - - while (*from_left > 0 && *to_left > 0) { - ret = mbtocs(conv, from, from_left, to, to_left, tmp_args, tmp_num); - if (ret < 0) - break; - unconv_num += ret; - if (tmp_num == 1 && charset) { - tmp_args[1] = (XPointer) charset; - tmp_num = 2; - } - } - - if (save_from == *from) - return -1; - - if (num_args > 0) - *((XlcCharSet *) args[0]) = charset; - - return unconv_num; -} - -static CodeSet -wc_parse_codeset( - XLCd lcd, - const wchar_t *wcstr) -{ - CodeSet *codeset; - unsigned long wc_encoding; - int num; - - wc_encoding = *wcstr & XLC_GENERIC(lcd, wc_encode_mask); - num = XLC_GENERIC(lcd, codeset_num); - codeset = XLC_GENERIC(lcd, codeset_list); - while (num-- > 0) { - if (wc_encoding == (*codeset)->wc_encoding) - return *codeset; - codeset++; - } - - return NULL; -} - -static int -wcstocs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - State state = (State) conv->state; - XLCd lcd = state->lcd; - const wchar_t *wcptr; - char *bufptr; - wchar_t wch; - char *tmpptr; - int length; - CodeSet codeset; - unsigned long wc_encoding; - int wcstr_len, buf_len; - - if (from == NULL || *from == NULL) - return 0; - - wcptr = *((const wchar_t **) from); - bufptr = *((char **) to); - wcstr_len = *from_left; - buf_len = *to_left; - - codeset = wc_parse_codeset(lcd, wcptr); - if (codeset == NULL) - return -1; - wc_encoding = codeset->wc_encoding; - - if (wcstr_len < buf_len / codeset->length) - buf_len = wcstr_len * codeset->length; - - for ( ; wcstr_len > 0 && buf_len > 0; wcptr++, wcstr_len--) { - wch = *wcptr; - if ((wch & XLC_GENERIC(lcd, wc_encode_mask)) != wc_encoding) - break; - length = codeset->length; - buf_len -= length; - bufptr += length; - - tmpptr = bufptr - 1; - if ((*codeset->charset_list)->side == XlcGL) { - while (length--) { - *tmpptr-- = (unsigned char) (wch & 0x7f); - wch >>= (wchar_t)XLC_GENERIC(lcd, wc_shift_bits); - } - } else if ((*codeset->charset_list)->side == XlcGR) { - while (length--) { - *tmpptr-- = (unsigned char) (wch | 0x80); - wch >>= (wchar_t)XLC_GENERIC(lcd, wc_shift_bits); - } - } else { - while (length--) { - *tmpptr-- = (unsigned char) wch; - wch >>= (wchar_t)XLC_GENERIC(lcd, wc_shift_bits); - } - } - } - - if (num_args > 0) - *((XlcCharSet *) args[0]) = *codeset->charset_list; - - *from_left -= wcptr - *((wchar_t **) from); - *from = (XPointer) wcptr; - - *to_left -= bufptr - *((char **) to); - *to = bufptr; - - return 0; -} - -static CodeSet -GetCodeSetFromCharSet( - XLCd lcd, - XlcCharSet charset) -{ - CodeSet *codeset = XLC_GENERIC(lcd, codeset_list); - XlcCharSet *charset_list; - int codeset_num, num_charsets; - - codeset_num = XLC_GENERIC(lcd, codeset_num); - - for ( ; codeset_num-- > 0; codeset++) { - num_charsets = (*codeset)->num_charsets; - charset_list = (*codeset)->charset_list; - - for ( ; num_charsets-- > 0; charset_list++) - if (*charset_list == charset) - return *codeset; - } - - return (CodeSet) NULL; -} - -static int -cstombs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - State state = (State) conv->state; - const char *csptr; - char *bufptr; - int csstr_len; - int buf_len; - int num, encoding_len = 0; - CodeSet codeset; - XlcCharSet charset; - EncodingType type; - int cvt_length; - - csptr = *((const char **) from); - bufptr = *((char **) to); - csstr_len = *from_left; - buf_len = *to_left; - - if (num_args < 1) - return -1; - - charset = (XlcCharSet) args[0]; - - codeset = GetCodeSetFromCharSet(state->lcd, charset); - if (codeset == NULL) - return -1; - - cvt_length = 0; - if (codeset->parse_info) { - switch (type = codeset->parse_info->type) { - case E_SS: - encoding_len = strlen(codeset->parse_info->encoding); - break; - case E_LSL: - case E_LSR: - if (type == E_LSL) { - if (charset == state->GL_charset) - break; - } else { - if (charset == state->GR_charset) - break; - } - encoding_len = strlen(codeset->parse_info->encoding); - if (encoding_len > buf_len) - return -1; - cvt_length += encoding_len; - if (bufptr) { - strcpy(bufptr, codeset->parse_info->encoding); - bufptr += encoding_len; - } - buf_len -= encoding_len; - encoding_len = 0; - if (type == E_LSL) - state->GL_charset = charset; - else - state->GR_charset = charset; - break; - default: - break; - } - } - - csstr_len /= codeset->length; - buf_len /= codeset->length + encoding_len; - if (csstr_len < buf_len) - buf_len = csstr_len; - - cvt_length += buf_len * (encoding_len + codeset->length); - if (bufptr) { - while (buf_len--) { - if (encoding_len) { - strcpy(bufptr, codeset->parse_info->encoding); - bufptr += encoding_len; - } - num = codeset->length; - if (codeset->side == XlcGL) { - while (num--) - *bufptr++ = *csptr++ & 0x7f; - } else if (codeset->side == XlcGR) { - while (num--) - *bufptr++ = *csptr++ | 0x80; - } else { - while (num--) - *bufptr++ = *csptr++; - } - } - } - - *from_left -= csptr - *((char **) from); - *from = (XPointer) csptr; - - if (bufptr) - *to = (XPointer) bufptr; - *to_left -= cvt_length; - - return 0; -} - -static int -cstowcs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - State state = (State) conv->state; - XLCd lcd = state->lcd; - const char *csptr; - wchar_t *bufptr; - int csstr_len; - int buf_len; - wchar_t wch; - unsigned long code_mask, wc_encoding; - int num, length, wc_shift_bits; - CodeSet codeset; - - csptr = *((const char **) from); - bufptr = *((wchar_t **) to); - csstr_len = *from_left; - buf_len = *to_left; - - if (num_args < 1) - return -1; - - codeset = GetCodeSetFromCharSet(lcd, (XlcCharSet) args[0]); - if (codeset == NULL) - return -1; - - length = codeset->length; - csstr_len /= length; - if (csstr_len < buf_len) - buf_len = csstr_len; - - code_mask = ~XLC_GENERIC(lcd, wc_encode_mask); - wc_encoding = codeset->wc_encoding; - wc_shift_bits = XLC_GENERIC(lcd, wc_shift_bits); - - *to_left -= buf_len; - - if (bufptr) { - while (buf_len--) { - wch = (wchar_t) (*csptr++ & 0x7f); - num = length - 1; - while (num--) - wch = (wch << wc_shift_bits) | (*csptr++ & 0x7f); - - *bufptr++ = (wch & code_mask) | wc_encoding; - } - } - - *from_left -= csptr - *((char **) from); - *from = (XPointer) csptr; - - if (bufptr) - *to = (XPointer) bufptr; - - return 0; -} - - -static void -close_converter( - XlcConv conv) -{ - if (conv->state) { - Xfree(conv->state); - } - - Xfree(conv); -} - -static XlcConv -create_conv( - XLCd lcd, - XlcConvMethods methods) -{ - XlcConv conv; - State state; - - conv = Xmalloc(sizeof(XlcConvRec)); - if (conv == NULL) - return (XlcConv) NULL; - - conv->methods = Xmalloc(sizeof(XlcConvMethodsRec)); - if (conv->methods == NULL) - goto err; - *conv->methods = *methods; - if (XLC_PUBLIC(lcd, is_state_depend)) - conv->methods->reset = init_state; - - conv->state = Xcalloc(1, sizeof(StateRec)); - if (conv->state == NULL) - goto err; - - state = (State) conv->state; - state->lcd = lcd; - init_state(conv); - - return conv; - -err: - close_converter(conv); - - return (XlcConv) NULL; -} - -static XlcConvMethodsRec mbstocs_methods = { - close_converter, - mbstocs, - NULL -}; - -static XlcConv -open_mbstocs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &mbstocs_methods); -} - -static XlcConvMethodsRec wcstocs_methods = { - close_converter, - wcstocs, - NULL -}; - -static XlcConv -open_wcstocs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &wcstocs_methods); -} - -static XlcConvMethodsRec mbtocs_methods = { - close_converter, - mbtocs, - NULL -}; - -static XlcConv -open_mbtocs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &mbtocs_methods); -} - -static XlcConvMethodsRec cstombs_methods = { - close_converter, - cstombs, - NULL -}; - -static XlcConv -open_cstombs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &cstombs_methods); -} - -static XlcConvMethodsRec cstowcs_methods = { - close_converter, - cstowcs, - NULL -}; - -static XlcConv -open_cstowcs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &cstowcs_methods); -} - -#ifdef STDCVT -static int -stdc_mbstowcs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - const char *src = *((const char **) from); - wchar_t *dst = *((wchar_t **) to); - int src_left = *from_left; - int dst_left = *to_left; - int length; - - while (src_left > 0 && dst_left > 0) { - length = mbtowc(dst, src, src_left); - if (length < 0) - break; - - src += length; - src_left -= length; - if (dst) - dst++; - dst_left--; - - if (length == 0) { - src++; - src_left--; - break; - } - } - - if (*from_left == src_left) - return -1; - - *from = (XPointer) src; - if (dst) - *to = (XPointer) dst; - *from_left = src_left; - *to_left = dst_left; - - return 0; -} - -static int -stdc_wcstombs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - const wchar_t *src = *((const wchar_t **) from); - char *dst = *((char **) to); - int src_left = *from_left; - int dst_left = *to_left; - int length; - - while (src_left > 0 && dst_left > 0) { - length = wctomb(dst, *src); /* XXX */ - if (length < 0 || dst_left < length) - break; - - src++; - src_left--; - dst += length; - dst_left -= length; - - if (length == 0) { - dst++; - dst_left--; - break; - } - } - - if (*from_left == src_left) - return -1; - - *from = (XPointer) src; - *to = (XPointer) dst; - *from_left = src_left; - *to_left = dst_left; - - return 0; -} - -static int -stdc_wcstocs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - const wchar_t *src = *((const wchar_t **) from); - wchar_t wch; - XlcCharSet charset = NULL; - XPointer tmp_args[2], tmp_from, save_from = *from; - char tmp[32]; - int length, ret, src_left = *from_left; - int unconv_num = 0, tmp_num = 1; - - tmp_args[0] = (XPointer) &charset; - - while (src_left > 0 && *to_left > 0) { - if (wch = *src) { - length = wctomb(tmp, wch); - } else { - length = 1; - *tmp = '\0'; - } - - if (length < 0) - break; - - tmp_from = (XPointer) tmp; - ret = mbtocs(conv, &tmp_from, &length, to, to_left, tmp_args, tmp_num); - if (ret < 0) - break; - unconv_num += ret; - if (tmp_num == 1 && charset) { - tmp_args[1] = (XPointer) charset; - tmp_num = 2; - } - - src++; - src_left--; - } - - if (save_from == (XPointer) src) - return -1; - - *from = (XPointer) src; - *from_left = src_left; - - if (num_args > 0) - *((XlcCharSet *) args[0]) = charset; - - return unconv_num; -} - -#define DefineLocalBuf char local_buf[BUFSIZ] -#define AllocLocalBuf(length) (length > BUFSIZ ? (char*) Xmalloc(length) : local_buf) -#define FreeLocalBuf(ptr) if (ptr != local_buf) Xfree(ptr) - -static int -stdc_cstowcs( - XlcConv conv, - XPointer *from, - int *from_left, - XPointer *to, - int *to_left, - XPointer *args, - int num_args) -{ - XLCd lcd = ((State) conv->state)->lcd; - DefineLocalBuf; - XPointer buf, save_buf; - int length, left, ret; - - left = length = *to_left * XLC_PUBLIC(lcd, mb_cur_max); - buf = save_buf = (XPointer) AllocLocalBuf(length); - if (buf == NULL) - return -1; - - ret = cstombs(conv, from, from_left, &buf, &left, args, num_args); - if (ret < 0) - goto err; - - buf = save_buf; - length -= left; - if (stdc_mbstowcs(conv, &buf, &length, to, to_left, args, num_args) < 0) - ret = -1; - -err: - FreeLocalBuf(save_buf); - - return ret; -} - -static XlcConvMethodsRec stdc_mbstowcs_methods = { - close_converter, - stdc_mbstowcs, - NULL -}; - -static XlcConv -open_stdc_mbstowcs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &stdc_mbstowcs_methods); -} - -static XlcConvMethodsRec stdc_wcstombs_methods = { - close_converter, - stdc_wcstombs, - NULL -}; - -static XlcConv -open_stdc_wcstombs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &stdc_wcstombs_methods); -} - -static XlcConvMethodsRec stdc_wcstocs_methods = { - close_converter, - stdc_wcstocs, - NULL -}; - -static XlcConv -open_stdc_wcstocs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &stdc_wcstocs_methods); -} - -static XlcConvMethodsRec stdc_cstowcs_methods = { - close_converter, - stdc_cstowcs, - NULL -}; - -static XlcConv -open_stdc_cstowcs( - XLCd from_lcd, - const char *from_type, - XLCd to_lcd, - const char *to_type) -{ - return create_conv(from_lcd, &stdc_cstowcs_methods); -} -#endif /* STDCVT */ - -XLCd -_XlcJisLoader( - const char *name) -{ - XLCd lcd; -#ifdef STDCVT - XLCdGenericPart *gen; -#endif - - lcd = _XlcCreateLC(name, _XlcGenericMethods); - if (lcd == NULL) - return lcd; - - if (!XLC_PUBLIC_PART(lcd)->codeset || - (_XlcCompareISOLatin1(XLC_PUBLIC_PART(lcd)->codeset, "JIS7"))) { - _XlcDestroyLC(lcd); - return (XLCd) NULL; - } - - _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNChar, open_mbtocs); - _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNCharSet, open_mbstocs); - _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNMultiByte, open_cstombs); - -#ifdef STDCVT - gen = XLC_GENERIC_PART(lcd); - - if (gen->use_stdc_env == True) { - _XlcSetConverter(lcd,XlcNMultiByte,lcd,XlcNWideChar,open_stdc_mbstowcs); - _XlcSetConverter(lcd,XlcNWideChar,lcd,XlcNMultiByte,open_stdc_wcstombs); - } - if (gen->force_convert_to_mb == True) { - _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCharSet,open_stdc_wcstocs); - _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNWideChar,open_stdc_cstowcs); - } else { -#endif - _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCharSet, open_wcstocs); - _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNWideChar, open_cstowcs); -#ifdef STDCVT - } -#endif - - _XlcAddUtf8Converters(lcd); - - return lcd; -} - -#else -typedef int dummy; -#endif /* X_LOCALE */ |