diff options
Diffstat (limited to 'libX11/modules/lc/gen')
| -rw-r--r-- | libX11/modules/lc/gen/Makefile.am | 30 | ||||
| -rw-r--r-- | libX11/modules/lc/gen/Makefile.in | 559 | ||||
| -rw-r--r-- | libX11/modules/lc/gen/lcGenConv.c | 3151 |
3 files changed, 3740 insertions, 0 deletions
diff --git a/libX11/modules/lc/gen/Makefile.am b/libX11/modules/lc/gen/Makefile.am new file mode 100644 index 000000000..2937cb19d --- /dev/null +++ b/libX11/modules/lc/gen/Makefile.am @@ -0,0 +1,30 @@ +AM_CFLAGS= \ + -I$(top_srcdir)/include \ + -I$(top_srcdir)/include/X11 \ + -I$(top_builddir)/include \ + -I$(top_builddir)/include/X11 \ + -I$(top_srcdir)/src/xcms \ + -I$(top_srcdir)/src/xkb \ + -I$(top_srcdir)/src/xlibi18n \ + $(X11_CFLAGS) \ + $(BIGFONT_CFLAGS) \ + $(XDMCP_CFLAGS) \ + -D_BSD_SOURCE + +if XLIB_LOADABLE_I18N + +commonlibdir = $(X11_LOCALELIBDIR)/common +commonlib_LTLIBRARIES=xlibi18n.la +xlibi18n_la_LDFLAGS = -module -version-number 2:0:0 +xlibi18n_la_LIBADD = $(I18N_MODULE_LIBS) + +else + +noinst_LTLIBRARIES = libxlibi18n.la + +endif + +xlibi18n_la_SOURCES = \ + lcGenConv.c + +libxlibi18n_la_SOURCES = $(xlibi18n_la_SOURCES) diff --git a/libX11/modules/lc/gen/Makefile.in b/libX11/modules/lc/gen/Makefile.in new file mode 100644 index 000000000..3f5f209d5 --- /dev/null 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install-commonlibLTLIBRARIES install-data install-data-am \ + install-dvi install-dvi-am install-exec install-exec-am \ + install-html install-html-am install-info install-info-am \ + install-man install-pdf install-pdf-am install-ps \ + install-ps-am install-strip installcheck installcheck-am \ + installdirs maintainer-clean maintainer-clean-generic \ + mostlyclean mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am tags uninstall \ + uninstall-am uninstall-commonlibLTLIBRARIES + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/libX11/modules/lc/gen/lcGenConv.c b/libX11/modules/lc/gen/lcGenConv.c new file mode 100644 index 000000000..96b17b834 --- /dev/null +++ b/libX11/modules/lc/gen/lcGenConv.c @@ -0,0 +1,3151 @@ +/* $Xorg: lcGenConv.c,v 1.5 2000/08/17 19:45:17 cpqbld Exp $ */ +/* + * 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 + */ +/* + * (c) Copyright 1995 FUJITSU LIMITED + * This is source code modified by FUJITSU LIMITED under the Joint + * Development Agreement for the CDE/Motif PST. + * + * Modifier: Masayoshi Shimamura FUJITSU LIMITED + * + */ +/* + * 2000 + * Modifier: Ivan Pascal The XFree86 Project + */ +/* $XFree86: xc/lib/X11/lcGenConv.c,v 3.27tsi Exp $ */ + +/* + * A generic locale loader for all kinds of ISO-2022 based codesets. + * Supports: all locales. + * How: Provides generic converters for ISO-2022 based codesets. Extensible as + * far as ISO-2022 is extensible: codesets can be given by name in the + * stream. Overall distinction between GL (0x00..0x7f) and GR (0x80..0xff). + * In every chunk between escape sequences, the number of bytes per + * character (char_size) is constant. + * Platforms: all systems. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" +#include "XlcGeneric.h" +#include <stdio.h> + +#if !defined(macII) && !defined(Lynx_22) && !defined(X_LOCALE) +#define STDCVT +#endif + +typedef struct _CTDataRec { + const char *name; + const char *encoding; /* Compound Text encoding */ +} CTDataRec, *CTData; + +static CTDataRec directionality_data[] = +{ + { "BEGIN_LEFT-TO-RIGHT_TEXT", "\2331]" }, + { "BEGIN_RIGHT-TO-LEFT_TEXT", "\2332]" }, + { "END_OF_STRING", "\233]" }, +}; + +typedef struct _StateRec { + XLCd lcd; + /* CT state */ + XlcCharSet charset; /* charset of current state */ + XlcCharSet GL_charset; /* charset of initial state in GL */ + XlcCharSet GR_charset; /* charset of initial state in GR */ + /* MB shift state */ + CodeSet GL_codeset; + CodeSet GR_codeset; +} StateRec, *State; + +#define GR 0x80 /* begins right-side (non-ascii) region */ +#define GL 0x7f /* ends left-side (ascii) region */ +#define ESC 0x1b +#define CSI 0x9b +#define STX 0x02 + +#define isrightside(c) ((c) & GR) +#define isleftside(c) (!isrightside(c)) + +/* Forward declarations for local routines. */ +static int mbstocts (XlcConv conv, XPointer *from, int *from_left, + XPointer *to, int *to_left, XPointer *args, int num_args); +static int ctstombs (XlcConv conv, XPointer *from, int *from_left, + XPointer *to, int *to_left, XPointer *args, int num_args); +static int cstombs (XlcConv conv, XPointer *from, int *from_left, + XPointer *to, int *to_left, XPointer *args, int num_args); + +/* ------------------------------------------------------------------------- */ +/* Misc */ +/* ------------------------------------------------------------------------- */ + +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 unsigned long +conv_to_dest( + Conversion conv, + unsigned long code) +{ + int i; + int conv_num = conv->conv_num; + FontScope convlist = conv->convlist; + + for (i = 0; i < conv_num; i++) { + if (convlist[i].start <= code && code <= convlist[i].end) { + switch (convlist[i].shift_direction) { + case '+': + return(code + convlist[i].shift); + case '-': + return(code - convlist[i].shift); + default: + return(code); + } + } + } + + return(code); +} + +static unsigned long +conv_to_source( + Conversion conv, + unsigned long code) +{ + int i; + int conv_num; + FontScope convlist; + unsigned long start_p; + unsigned long start_m; + unsigned long end_p; + unsigned long end_m; + + if (!conv) + return(code); + + conv_num = conv->conv_num; + convlist = conv->convlist; + + for (i = 0; i < conv_num; i++) { + switch (convlist[i].shift_direction) { + case '+': + start_p = convlist[i].start + convlist[i].shift; + end_p = convlist[i].end + convlist[i].shift; + if (start_p <= code && code <= end_p) + return(code - convlist[i].shift); + break; + case '-': + start_m = convlist[i].start - convlist[i].shift; + end_m = convlist[i].end - convlist[i].shift; + if (start_m <= code && code <= end_m) + return(code + convlist[i].shift); + break; + default: + continue; + } + } + + return(code); +} + +static unsigned long +mb_to_gi( + unsigned long mb, + CodeSet codeset) +{ + int i; + unsigned long mb_tmp, mask = 0; + + if (codeset->mbconv) { + mb_tmp = conv_to_dest(codeset->mbconv, mb); + if (mb_tmp != mb) + return(mb_tmp); + } + + if (codeset->side == XlcC0 || codeset->side == XlcGL || + codeset->side == XlcC1 || codeset->side == XlcGR) { + + for (i = 0; i < codeset->length; i++) + mask = (mask << 8) | GL; + mb = mb & mask; + } + + return(mb); +} + +static unsigned long +gi_to_mb( + unsigned long glyph_index, + CodeSet codeset) +{ + int i; + unsigned long mask = 0; + + if (codeset->side == XlcC1 || codeset->side == XlcGR) { + for (i = 0; i < codeset->length; i++) + mask = (mask << 8) | GR; + glyph_index = glyph_index | mask; + } + + if (codeset->mbconv) + return( conv_to_source(codeset->mbconv, glyph_index) ); + + return(glyph_index); +} + +static Bool +gi_to_wc( + XLCd lcd, + unsigned long glyph_index, + CodeSet codeset, + wchar_t *wc) +{ + unsigned char mask = 0; + unsigned long wc_encoding = codeset->wc_encoding; + int length = codeset->length; + unsigned long wc_shift_bits = XLC_GENERIC(lcd, wc_shift_bits); + + mask = (1 << wc_shift_bits) - 1 ; + + for (*wc = 0, length--; length >= 0; length--) + *wc = (*wc << wc_shift_bits) | ((glyph_index >> (length * 8 )) & mask); + + *wc = *wc | wc_encoding; + + return(True); +} + +static Bool +wc_to_gi( + XLCd lcd, + wchar_t wc, + unsigned long *glyph_index, + CodeSet *codeset) +{ + int i; + unsigned char mask = 0; + unsigned long wc_encoding; + unsigned long wc_encode_mask = XLC_GENERIC(lcd, wc_encode_mask); + unsigned long wc_shift_bits = XLC_GENERIC(lcd, wc_shift_bits); + int codeset_num = XLC_GENERIC(lcd, codeset_num); + CodeSet *codeset_list = XLC_GENERIC(lcd, codeset_list); + + wc_encoding = wc & wc_encode_mask; + for (*codeset = NULL, i = 0; i < codeset_num; i++) { + if (wc_encoding == codeset_list[i]->wc_encoding) { + *codeset = codeset_list[i]; + break; + } + } + if (*codeset == NULL) + return(False); + + mask = (1 << wc_shift_bits) - 1 ; + + wc = wc & ~wc_encode_mask; + for (*glyph_index = 0, i = (*codeset)->length - 1; i >= 0; i--) + *glyph_index = (*glyph_index << 8) | + ( ((unsigned long)wc >> (i * wc_shift_bits)) & mask ); + + return(True); +} + +static CodeSet +mb_parse_codeset( + State state, + int num, + const char **inbufptr, + int *from_left) +{ + int len; + int from_len = (*from_left) + 1; + const char *src = (*inbufptr) - 1; + ParseInfo *mb_parse_list = XLC_GENERIC(state->lcd, mb_parse_list); + ParseInfo parse_info; + CodeSet codeset; + + for (--num ; (parse_info = mb_parse_list[num]) != NULL; num++) { + len = compare(src, parse_info->encoding, from_len); + if (len > 0) { + codeset = parse_info->codeset; + if (parse_info->type == E_LSL) + state->GL_codeset = codeset; + else if (parse_info->type == E_LSR) + state->GR_codeset = codeset; + --len; + *inbufptr += len; + *from_left -= len; + return codeset; + } + } + return (CodeSet) NULL; +} + +static CodeSet +byteM_parse_codeset( + XLCd lcd, + const char *inbufptr) +{ + unsigned char ch; + CodeSet codeset; + ByteInfoList byteM; + ByteInfoListRec byteM_rec; + ByteInfo byteinfo; + ByteInfoRec byteinfo_rec; + Bool hit = False; + int i, j, k; + + int codeset_num = XLC_GENERIC(lcd, codeset_num); + CodeSet *codeset_list = XLC_GENERIC(lcd, codeset_list); + + for (i = 0; i < codeset_num; i++) { + codeset = codeset_list[i]; + byteM = codeset->byteM; + if (codeset->side != XlcNONE || byteM == NULL) + continue; + + for (j = 0; j < codeset->length; j++) { + ch = *((unsigned char *)(inbufptr + j)); + byteM_rec = byteM[j]; + byteinfo = byteM_rec.byteinfo; + + for (hit = False, k = 0; k < byteM_rec.byteinfo_num; k++) { + byteinfo_rec = byteinfo[k]; + if (byteinfo_rec.start <= ch && ch <= byteinfo_rec.end) { + hit = True; + break; + } + } + + if (!hit) + break; + } + + if (hit) + return(codeset); + } + + return(NULL); +} + +#define GLGR_parse_codeset(ch) \ + (isrightside(ch) ? (state->GR_codeset) : \ + (state->GL_codeset) ) + +static XlcCharSet +gi_parse_charset( + unsigned long glyph_index, + CodeSet codeset) +{ + int i; + XlcCharSet *charset_list = codeset->charset_list; + int num_charsets = codeset->num_charsets; + ExtdSegment ctextseg = codeset->ctextseg; + XlcCharSet charset = NULL; + int area_num; + FontScope area; + + /* lockup ct sequence */ + for (i = 0; i < num_charsets; i++) { + charset = charset_list[i]; + if (*charset->ct_sequence != '\0') + break; + } + if (i >= num_charsets) + return(NULL); + + if (charset->source != CSsrcStd) + return (charset); + + if (!ctextseg) + return(charset); + + area = ctextseg->area; + area_num = ctextseg->area_num; + + for (i = 0; i < area_num; i++) { + + if (area[i].start <= glyph_index && glyph_index <= area[i].end) { + + charset = ctextseg->charset; + + if (*charset->ct_sequence == '\0') + return(NULL); + + break; + } + } + + return(charset); +} + +static Bool +ct_parse_csi( + const char *inbufptr, + int *ctr_seq_len) +{ + int i; + int num = sizeof(directionality_data) / sizeof(directionality_data[0]); + + for (i = 0; i < num; i++) { + if ( !(*ctr_seq_len = strlen(directionality_data[i].encoding)) ) + continue; + + if ( strncmp(inbufptr, directionality_data[i].encoding, + *ctr_seq_len) == 0) + return(True); + } + + return(False); +} + +static int +cmp_esc_sequence( + const char *inbufptr, + XlcCharSet charset) +{ + int seq_len, name_len, total_len; + unsigned char byte_m, byte_l; + const char *ct_sequence = charset->ct_sequence; + const char *encoding_name = charset->encoding_name; + + /* check esc sequence */ + if ( !(seq_len = strlen(ct_sequence) ) ) + return(0); + if ( strncmp(inbufptr, ct_sequence, seq_len) != 0) + return(0); + + /* Standard Character Set Encoding ? */ + if (charset->source == CSsrcStd) + return(seq_len); + + /* + * Non-Standard Character Set Encoding + * + * +--- ---+-----+-----+-----+---- ----+-----+-----+------- ------+ + * | ctseq | M | L | encoding name | STX | contents | + * +--- ---+-----+-----+-----+---- ----+-----+-----+------- ------+ + * 4bytes 1byte 1byte variable length 1byte variable length + * | | + * +----------------------------------------------+ + * rest length = ((M - 128) * 128) + (L - 128) + */ + + /* get length of encoding name */ + inbufptr += seq_len; + byte_m = *inbufptr++; + byte_l = *inbufptr++; + name_len = strlen(encoding_name); + + if (((byte_m - 128) * 128 + (byte_l - 128) - 1) < name_len) + return(0); + + if ( _XlcNCompareISOLatin1(inbufptr, encoding_name, name_len) != 0 ) + return(0); + + /* check STX (Start of Text) */ + inbufptr = inbufptr + name_len; + if ( *inbufptr != STX ) + return(0); + + total_len = seq_len + name_len + 3; + return(total_len); +} + +static Bool +ct_parse_charset( + XLCd lcd, + const char *inbufptr, + XlcCharSet *charset, + int *ctr_seq_len) +{ + int i, j; + ExtdSegment ctextseg; + int num_charsets; + XlcCharSet *charset_list; + CodeSet codeset; + int codeset_num = XLC_GENERIC(lcd, codeset_num); + CodeSet *codeset_list = XLC_GENERIC(lcd, codeset_list); + int segment_conv_num = XLC_GENERIC(lcd, segment_conv_num); + SegConv segment_conv = XLC_GENERIC(lcd, segment_conv); + + /* get charset from XLC_XLOCALE by escape sequence */ + + for (i = 0; i < codeset_num; i++) { + codeset = codeset_list[i]; + + num_charsets = codeset->num_charsets; + charset_list = codeset->charset_list; + ctextseg = codeset->ctextseg; + + for (j = 0; j < num_charsets; j++) { + *charset = charset_list[j]; + if ((*ctr_seq_len = cmp_esc_sequence(inbufptr, *charset))) + return(True); + } + + if (ctextseg) { + *charset = ctextseg->charset; + if ((*ctr_seq_len = cmp_esc_sequence(inbufptr, *charset))) + return(True); + } + } + + /* get charset from XLC_SEGMENTCONVERSION by escape sequence */ + + if (!segment_conv) + return(False); + + for (i = 0; i < segment_conv_num; i++) { + *charset = segment_conv[i].source; + if ((*ctr_seq_len = cmp_esc_sequence(inbufptr, *charset))) + return(True); + *charset = segment_conv[i].dest; + if ((*ctr_seq_len = cmp_esc_sequence(inbufptr, *charset))) + return(True); + } + + return(False); +} + +static Bool +segment_conversion( + XLCd lcd, + XlcCharSet *charset, + unsigned long *glyph_index) +{ + int i; + int segment_conv_num = XLC_GENERIC(lcd, segment_conv_num); + SegConv segment_conv = XLC_GENERIC(lcd, segment_conv); + FontScopeRec range; + ConversionRec conv_rec; + + if (!segment_conv) + return(True); + + for (i = 0; i < segment_conv_num; i++) { + if (segment_conv[i].source == *charset) + break; + } + + if (i >= segment_conv_num) + return(True); + + range = segment_conv[i].range; + if (*glyph_index < range.start || range.end < *glyph_index) + return(True); + + *charset = segment_conv[i].dest; + conv_rec.conv_num = segment_conv[i].conv_num; + conv_rec.convlist = segment_conv[i].conv; + *glyph_index = conv_to_dest(&conv_rec, *glyph_index); + + return(True); +} + +static CodeSet +_XlcGetCodeSetFromName( + XLCd lcd, + const char *name) +{ + int i, j; + XlcCharSet charset; + int num_charsets; + XlcCharSet *charset_list; + CodeSet codeset; + + int codeset_num = XLC_GENERIC(lcd, codeset_num); + CodeSet *codeset_list = XLC_GENERIC(lcd, codeset_list); + + for (i = 0; i < codeset_num; i++) { + codeset = codeset_list[i]; + + num_charsets = codeset->num_charsets; + charset_list = codeset->charset_list; + + for (j = 0; j < num_charsets; j++) { + charset = charset_list[j]; + + if (!strlen(charset->name)) + continue; + if ( strcmp(charset->name, name) == 0) + return(codeset); + } + } + + return(NULL); +} + +static Bool +_XlcGetCodeSetFromCharSet( + XLCd lcd, + XlcCharSet charset, + CodeSet *codeset, + unsigned long *glyph_index) +{ + int j, num; + CodeSet *codeset_list = XLC_GENERIC(lcd, codeset_list); + XlcCharSet *charset_list; + int codeset_num, num_charsets; + Conversion ctconv; + unsigned long glyph_index_tmp = 0; + ExtdSegment ctextseg; + + codeset_num = XLC_GENERIC(lcd, codeset_num); + + for (num = 0 ; num < codeset_num; num++) { + *codeset = codeset_list[num]; + ctconv = (*codeset)->ctconv; + ctextseg = (*codeset)->ctextseg; + + num_charsets = (*codeset)->num_charsets; + charset_list = (*codeset)->charset_list; + + glyph_index_tmp = conv_to_source(ctconv, *glyph_index); + + if (charset->source == CSsrcStd) { + + /* Standard Character Set Encoding */ + if (glyph_index_tmp == *glyph_index) { + for (j = 0; j < num_charsets; j++) { + if (charset_list[j] == charset) { + goto end_loop; + } + } + } + + } else { + + /* Non-Standard Character Set Encoding */ + for (j = 0; j < num_charsets; j++) { + if (charset_list[j] == charset) { + goto end_loop; + } + } + + if (glyph_index_tmp != *glyph_index) { + if (ctextseg && ctextseg->charset == charset) { + goto end_loop; + } + } + + } + + } + +end_loop: + if (num < codeset_num) { + *glyph_index = glyph_index_tmp; + return(True); + } + + return(False); +} + +#define check_string_encoding(codeset) (codeset->string_encoding) + +static void +output_ulong_value( + char *outbufptr, + unsigned long code, + int length, + XlcSide side) +{ + int i; + + for (i = (length - 1) * 8; i >= 0; i -= 8) { + *outbufptr = ( code >> i) & 0xff; + + if (side == XlcC0 || side == XlcGL) { + *outbufptr = *outbufptr & GL; + } else if (side == XlcC1 || side == XlcGR) { + *outbufptr = *outbufptr | GR; + } + + outbufptr++; + } +} + +/* -------------------------------------------------------------------------- */ +/* Init */ +/* -------------------------------------------------------------------------- */ + +static XlcCharSet default_GL_charset = 0; +static XlcCharSet default_GR_charset = 0; + +static void +init_state( + XlcConv conv) +{ + State state = (State) conv->state; + + /* for CT */ + state->charset = NULL; + state->GL_charset = default_GL_charset; + state->GR_charset = default_GR_charset; + + /* for MB shift state */ + state->GL_codeset = XLC_GENERIC(state->lcd, initial_state_GL); + state->GR_codeset = XLC_GENERIC(state->lcd, initial_state_GR); +} + +/* -------------------------------------------------------------------------- */ +/* Convert */ +/* -------------------------------------------------------------------------- */ + +static int +mbstowcs_org( + 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; + + unsigned char ch; + unsigned long mb = 0; + wchar_t wc; + + int length = 0, len_left = 0; + int unconv_num = 0; + int num; + + CodeSet codeset = NULL; + + const char *inbufptr = *from; + wchar_t *outbufptr = (wchar_t *) *to; + int from_size = *from_left; + + unsigned char *mb_parse_table = XLC_GENERIC(lcd, mb_parse_table); + + if (from == NULL || *from == NULL) { + _XlcResetConverter(conv); + return( 0 ); + } + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = L'\0';} + (*to_left)--; + + /* error check */ + if (len_left) { + unconv_num += (length - len_left); + len_left = 0; + } + + continue; + } + + /* same mb char data */ + if (len_left) + goto output_one_wc; + + /* next mb char data for single shift ? */ + if (mb_parse_table && (num = mb_parse_table[ch]) ) { + codeset = mb_parse_codeset(state, num, &inbufptr, from_left); + if (codeset != NULL) { + length = len_left = codeset->length; + mb = 0; + continue; + } + } + + /* next mb char data for byteM ? */ + if ((codeset = byteM_parse_codeset(lcd, (inbufptr - 1)))) + goto next_mb_char; + + /* next mb char data for GL or GR side ? */ + if ((codeset = GLGR_parse_codeset(ch))) + goto next_mb_char; + + /* can't find codeset for the ch */ + unconv_num++; + continue; + +next_mb_char: + length = len_left = codeset->length; + mb = 0; + +output_one_wc: + mb = (mb << 8) | ch; /* 1 byte left shift */ + len_left--; + + /* last of one mb char data */ + if (!len_left) { + gi_to_wc(lcd, mb_to_gi(mb, codeset), codeset, &wc); + if (outbufptr) {*outbufptr++ = wc;} + (*to_left)--; + } + + } /* end of while */ + + /* error check on last char */ + if (len_left) { + inbufptr -= (length - len_left); + (*from_left) += (length - len_left); + unconv_num += (length - len_left); + } + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +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, unconv_num = 0; + + while (src_left > 0 && dst_left > 0) { + length = mbtowc(dst, src, src_left); + + if (length > 0) { + src += length; + src_left -= length; + if (dst) + dst++; + dst_left--; + } else if (length < 0) { + src++; + src_left--; + unconv_num++; + } else { + /* null ? */ + src++; + src_left--; + if (dst) + *dst++ = L'\0'; + dst_left--; + } + } + + *from = (XPointer) src; + if (dst) + *to = (XPointer) dst; + *from_left = src_left; + *to_left = dst_left; + + return unconv_num; +} + +static int +wcstombs_org( + 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; + + char *encoding; + unsigned long mb, glyph_index; + wchar_t wc; + + int length; + int unconv_num = 0; + + CodeSet codeset; + + const wchar_t *inbufptr = (const wchar_t *) *from; + char *outbufptr = *to; + int from_size = *from_left; + + const char *default_string = XLC_PUBLIC(lcd, default_string); + int defstr_len = strlen(default_string); + + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + wc = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!wc) { + if (outbufptr) {*outbufptr++ = '\0';} + (*to_left)--; + + continue; + } + + /* convert */ + if ( !wc_to_gi(lcd, wc, &glyph_index, &codeset) ) { + + /* output default_string of XDefaultString() */ + if (*to_left < defstr_len) + break; + if (outbufptr) { + strncpy((char *)outbufptr, default_string, defstr_len); + outbufptr += defstr_len; + } + (*to_left) -= defstr_len; + + unconv_num++; + + } else { + mb = gi_to_mb(glyph_index, codeset); + if (codeset->parse_info) { + Bool need_shift = False; + switch (codeset->parse_info->type) { + case E_LSL : + if (codeset != state->GL_codeset) { + need_shift = True; + state->GL_codeset = codeset; + } + break; + case E_LSR : + if (codeset != state->GR_codeset) { + need_shift = True; + state->GR_codeset = codeset; + } + break; + /* case E_SS */ + default: + need_shift = True; + } + + /* output shift sequence */ + if (need_shift) { + encoding = codeset->parse_info->encoding; + length = strlen(encoding); + if (*to_left < length) + break; + if (outbufptr) { + strncpy((char *)outbufptr, encoding, length); + outbufptr += length; + } + (*to_left) -= length; + } + } + + /* output characters */ + length = codeset->length; + if (*to_left < length) + break; + + if (outbufptr) { + output_ulong_value(outbufptr, mb, length, XlcNONE); + outbufptr += length; + } + + (*to_left) -= length; + } + + } /* end of while */ + + *from = (XPointer) ((const wchar_t *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +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, unconv_num = 0; + + while (src_left > 0 && dst_left >= MB_CUR_MAX) { + length = wctomb(dst, *src); /* XXX */ + + if (length > 0) { + src++; + src_left--; + if (dst) + dst += length; + dst_left -= length; + } else if (length < 0) { + src++; + src_left--; + unconv_num++; + } + } + + *from = (XPointer) src; + if (dst) + *to = (XPointer) dst; + *from_left = src_left; + *to_left = dst_left; + + return unconv_num; +} + +static int +wcstocts( + 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; + + unsigned long glyph_index; + wchar_t wc; + + int total_len, seq_len, name_len; + int unconv_num = 0; + Bool first_flag = True, standard_flag; + XlcSide side; + + CodeSet codeset; + XlcCharSet charset, old_charset = NULL; + const char *ct_sequence; + + const wchar_t *inbufptr = (const wchar_t *) *from; + char *outbufptr = *to; + int from_size = *from_left; + char *ext_seg_len = NULL; + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + wc = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!wc) { + if (outbufptr) {*outbufptr++ = '\0';} + (*to_left)--; + + continue; + } + + /* convert */ + if ( !wc_to_gi(lcd, wc, &glyph_index, &codeset) ) { + unconv_num++; + continue; + } + + /* parse charset */ + if ( !(charset = gi_parse_charset(glyph_index, codeset)) ) { + unconv_num++; + continue; + } + + /* Standard Character Set Encoding ? */ + standard_flag = charset->source == CSsrcStd ? True : False; + + /* + * Non-Standard Character Set Encoding + * + * +-----+-----+-----+-----+-----+-----+-----+---- ----+-----+-----+ + * | esc sequence | M | L | encoding name | STX | + * +-----+-----+-----+-----+-----+-----+-----+---- ----+-----+-----+ + * 4bytes 1byte 1byte variable length 1byte + * | | + * +-----------------------------------------+ + * name length = ((M - 128) * 128) + (L - 128) + */ + + /* make encoding data */ + ct_sequence = charset->ct_sequence; + side = charset->side; + seq_len = strlen(ct_sequence); + if (standard_flag) { + name_len = 0; + total_len = seq_len; + } else { + name_len = strlen(charset->encoding_name) + 1; + total_len = seq_len + name_len + 2; + } + + /* output escape sequence of CT */ + if ( (charset != old_charset) && + !(first_flag && charset->string_encoding) ){ + + if ( (ext_seg_len != NULL) && outbufptr) { + int i = (outbufptr - ext_seg_len) - 2; + *ext_seg_len++ = i / 128 + 128; + *ext_seg_len = i % 128 + 128; + ext_seg_len = NULL; + } + + if (*to_left < total_len + 1) { + unconv_num++; + break; + } + + if (outbufptr) { + strcpy((char *)outbufptr, ct_sequence); + outbufptr += seq_len; + + if (!standard_flag) { + const char *i = charset->encoding_name; + ext_seg_len = outbufptr; + outbufptr += 2; + for (; *i ; i++) + *outbufptr++ = ((*i >= 'A') && (*i <= 'Z')) ? + *i - 'A' + 'a' : *i; + *outbufptr++ = STX; + } + } + + (*to_left) -= total_len; + + first_flag = False; + old_charset = charset; + } + + /* output glyph index */ + if (codeset->ctconv) + glyph_index = conv_to_dest(codeset->ctconv, glyph_index); + if (*to_left < charset->char_size) { + unconv_num++; + break; + } + + if (outbufptr) { + output_ulong_value(outbufptr, glyph_index, charset->char_size, side); + outbufptr += charset->char_size; + } + + (*to_left) -= charset->char_size; + + } /* end of while */ + + if ( (ext_seg_len != NULL) && outbufptr) { + int i = (outbufptr - ext_seg_len) - 2; + *ext_seg_len++ = i / 128 + 128; + *ext_seg_len = i % 128 + 128; + } + + *from = (XPointer) ((const wchar_t *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +static int +stdc_wcstocts( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * MB_CUR_MAX); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left) * MB_CUR_MAX; + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = stdc_wcstombs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = buf_ptr1 - buf_ptr2; + + unconv_num2 = mbstocts(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +ctstowcs( + 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; + + unsigned char ch; + unsigned long glyph_index = 0; + wchar_t wc; + + int ctr_seq_len = 0, gi_len_left = 0, gi_len = 0; + int unconv_num = 0; + + CodeSet codeset = NULL; + XlcCharSet charset_tmp; + + const char *inbufptr = *from; + wchar_t *outbufptr = (wchar_t *) *to; + int from_size = *from_left; + + _XlcResetConverter(conv); /* ??? */ + + if (from == NULL || *from == NULL) { + _XlcResetConverter(conv); + return( 0 ); + } + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = L'\0';} + (*to_left)--; + + /* error check */ + if (gi_len_left) { + unconv_num += (gi_len - gi_len_left); + gi_len_left = 0; + } + + continue; + } + + /* same glyph_index data */ + if (gi_len_left) + goto output_one_wc; + + /* control sequence ? */ + if (ch == CSI) { + if ( !ct_parse_csi(inbufptr - 1, &ctr_seq_len) ) + goto skip_the_seg; + + if (*from_left + 1 < ctr_seq_len) { + inbufptr--; + (*from_left)++; + unconv_num += *from_left; + break; + } + + /* skip the control sequence */ + inbufptr += (ctr_seq_len - 1); + *from_left -= (ctr_seq_len - 1); + + continue; + } + + /* escape sequence ? */ + if (ch == ESC) { + if ( !ct_parse_charset(lcd, + inbufptr - 1, &state->charset, &ctr_seq_len) ) + goto skip_the_seg; + + if (state->charset->side == XlcC0 || + state->charset->side == XlcGL) + { + state->GL_charset = state->charset; + } + else if (state->charset->side == XlcC1 || + state->charset->side == XlcGR) + { + state->GR_charset = state->charset; + } + else if (state->charset->side == XlcGLGR) + { + state->GL_charset = state->charset; + state->GR_charset = state->charset; + } + + if (*from_left + 1 < ctr_seq_len) { + inbufptr--; + (*from_left)++; + unconv_num += *from_left; + break; + } + + /* skip the escape sequence */ + inbufptr += (ctr_seq_len - 1); + *from_left -= (ctr_seq_len - 1); + + continue; + } + + /* check current state */ + if (isleftside(ch)) + state->charset = state->GL_charset; + else + state->charset = state->GR_charset; + + gi_len = gi_len_left = state->charset->char_size; + glyph_index = 0; + +output_one_wc: + if (state->charset->side == XlcC1 || state->charset->side == XlcGR) + glyph_index = (glyph_index << 8) | (ch & GL); + else + glyph_index = (glyph_index << 8) | ch; + + gi_len_left--; + + /* last of one glyph_index data */ + if (!gi_len_left) { + + /* segment conversion */ + charset_tmp = state->charset; + segment_conversion(lcd, &charset_tmp, &glyph_index); + + /* get codeset */ + if ( !_XlcGetCodeSetFromCharSet(lcd, charset_tmp, + &codeset, &glyph_index) ) { + unconv_num += gi_len; + continue; + } + + /* convert glyph index to wicd char */ + gi_to_wc(lcd, glyph_index, codeset, &wc); + if (outbufptr) {*outbufptr++ = wc;} + (*to_left)--; + } + + continue; + +skip_the_seg: + /* skip until next escape or control sequence */ + while ( *from_left ) { + ch = *inbufptr++; + (*from_left)--; + unconv_num++; + + if (ch == ESC || ch == CSI) { + inbufptr--; + (*from_left)++; + unconv_num--; + break; + } + } + + if ( !(*from_left) ) + break; + + } /* end of while */ + + /* error check on last char */ + if (gi_len_left) { + inbufptr -= (gi_len - gi_len_left); + (*from_left) += (gi_len - gi_len_left); + unconv_num += (gi_len - gi_len_left); + } + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +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; + + unsigned char ch; + unsigned long glyph_index = 0; + wchar_t wc; + int gi_len_left = 0, gi_len = 0; + + int unconv_num = 0; + + CodeSet codeset = NULL; + XlcCharSet charset, charset_tmp; + + const char *inbufptr = *from; + wchar_t *outbufptr = (wchar_t *) *to; + int from_size = *from_left; + + if (from == NULL || *from == NULL) { + return( 0 ); + } + + charset = (XlcCharSet) args[0]; + + while (*from_left && *to_left) { + + if (!gi_len_left) { + gi_len_left = gi_len = charset->char_size; + glyph_index = 0; + } + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = L'\0';} + (*to_left)--; + + /* error check */ + if (gi_len_left) { + unconv_num += (gi_len - gi_len_left); + gi_len_left = 0; + } + continue; + } + + if (charset->side == XlcC1 || charset->side == XlcGR) + glyph_index = (glyph_index << 8) | (ch & GL); + else + glyph_index = (glyph_index << 8) | ch; + + gi_len_left--; + + /* last of one glyph_index data */ + if (!gi_len_left) { + + /* segment conversion */ + charset_tmp = charset; + segment_conversion(lcd, &charset_tmp, &glyph_index); + + /* get codeset */ + if ( !_XlcGetCodeSetFromCharSet(lcd, charset_tmp, + &codeset, &glyph_index) ) { + unconv_num += gi_len; + continue; + } + + /* convert glyph index to wicd char */ + gi_to_wc(lcd, glyph_index, codeset, &wc); + if (outbufptr) {*outbufptr++ = wc;} + (*to_left)--; + } + + } /* end of while */ + + /* error check on last char */ + if (gi_len_left) { + inbufptr -= (gi_len - gi_len_left); + (*from_left) += (gi_len - gi_len_left); + unconv_num += (gi_len - gi_len_left); + } + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +static int +stdc_ctstowcs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * MB_CUR_MAX); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left) * MB_CUR_MAX; + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = ctstombs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = buf_ptr1 - buf_ptr2; + + unconv_num2 = stdc_mbstowcs(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +stdc_cstowcs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * MB_CUR_MAX); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left) * MB_CUR_MAX; + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = cstombs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = buf_ptr1 - buf_ptr2; + + unconv_num2 = stdc_mbstowcs(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +mbstocts( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * sizeof(wchar_t)); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left); + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = mbstowcs_org(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = (buf_ptr1 - buf_ptr2) / sizeof(wchar_t); + + unconv_num2 += wcstocts(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +mbstostr( + 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; + + unsigned char ch; + unsigned long mb = 0; + + int length = 0, len_left = 0; + int unconv_num = 0; + int num; + + CodeSet codeset = NULL; + + const char *inbufptr = *from; + char *outbufptr = *to; + int from_size = *from_left; + + unsigned char *mb_parse_table = XLC_GENERIC(lcd, mb_parse_table); + + if (from == NULL || *from == NULL) { + _XlcResetConverter(conv); + return( 0 ); + } + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = '\0';} + (*to_left)--; + + /* error check */ + if (len_left) { + unconv_num += (length - len_left); + len_left = 0; + } + + continue; + } + + /* same mb char data */ + if (len_left) + goto output_one_mb; + + /* next mb char data for single shift ? */ + if (mb_parse_table && (num = mb_parse_table[ch]) ) { + codeset = mb_parse_codeset(state, num, &inbufptr, from_left); + if (codeset != NULL) { + length = len_left = codeset->length; + mb = 0; + continue; + } + } + + /* next char data : byteM ? */ + if ((codeset = byteM_parse_codeset(lcd, (inbufptr - 1)))) + goto next_mb_char; + + /* next char data : GL or GR side ? */ + if ((codeset = GLGR_parse_codeset(ch))) + goto next_mb_char; + + /* can't find codeset for the ch */ + unconv_num++; + continue; + +next_mb_char: + length = len_left = codeset->length; + mb = 0; + +output_one_mb: + mb = (mb << 8) | ch; /* 1 byte left shift */ + len_left--; + + /* last of one mb char data */ + if (!len_left) { + if (check_string_encoding(codeset)) { + if (outbufptr) {*outbufptr++ = mb & 0xff;} + (*to_left)--; + } else { + unconv_num++; + } + } + + } /* end of while */ + + /* error check on last char */ + if (len_left) { + inbufptr -= (length - len_left); + (*from_left) += (length - len_left); + unconv_num += (length - len_left); + } + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +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; + + unsigned char ch; + unsigned long mb = 0; + unsigned long glyph_index; + + int length = 0, len_left = 0, char_len; + int unconv_num = 0; + int num; + XlcSide side; + + CodeSet codeset = NULL; + XlcCharSet charset = NULL; + + const char *inbufptr = *from; + char *outbufptr = *to; + int from_size = *from_left; + + unsigned char *mb_parse_table = XLC_GENERIC(lcd, mb_parse_table); + + if (from == NULL || *from == NULL) { + _XlcResetConverter(conv); + return( 0 ); + } + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + unconv_num = 1; + if (len_left) + unconv_num += (length - len_left); + break; + } + + /* same mb char data */ + if (len_left) + goto output; + + /* next mb char data for single shift ? */ + if (mb_parse_table && (num = mb_parse_table[ch]) ) { + codeset = mb_parse_codeset(state, num, &inbufptr, from_left); + if (codeset != NULL) { + length = len_left = codeset->length; + mb = 0; + continue; + } + } + + /* next mb char data for byteM ? */ + if ((codeset = byteM_parse_codeset(lcd, (inbufptr - 1)))) + goto next_mb_char; + + /* next mb char data for GL or GR side ? */ + if ((codeset = GLGR_parse_codeset(ch))) + goto next_mb_char; + + /* can't find codeset for the ch */ + unconv_num = 1; + break; + +next_mb_char: + length = len_left = codeset->length; + mb = 0; + +output: + mb = (mb << 8) | ch; /* 1 byte left shift */ + len_left--; + + /* last of one mb char data */ + if (!len_left) { + glyph_index = mb_to_gi(mb, codeset); + if (!(charset = gi_parse_charset(glyph_index, codeset))) { + unconv_num = length; + break; + } + char_len = charset->char_size; + side = charset->side; + + /* output glyph index */ + if (codeset->ctconv) + glyph_index = conv_to_dest(codeset->ctconv, glyph_index); + if (*to_left < char_len) { + unconv_num = length; + break; + } + + if (outbufptr) { + output_ulong_value(outbufptr, glyph_index, char_len, side); + outbufptr += char_len; + } + + (*to_left) -= char_len; + + break; + } + + } /* end of while */ + + /* error end */ + if (unconv_num) { + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + return -1; + } + + /* nomal end */ + *from = (XPointer) inbufptr; + *to = (XPointer) outbufptr; + + if (num_args > 0) + *((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) +{ + int ret; + XlcCharSet charset_old, charset = NULL; + XPointer tmp_args[1]; + + const char *inbufptr; + int in_left; + char *outbufptr; + int out_left; + tmp_args[0] = (XPointer) &charset; + + ret = mbtocs(conv, from, from_left, to, to_left, tmp_args, 1); + charset_old = charset; + + while ( ret == 0 && *from_left && *to_left) { + inbufptr = *from; + in_left = *from_left; + outbufptr = *to; + out_left = *to_left; + ret = mbtocs(conv, from, from_left, to, to_left, tmp_args, 1); + if (charset_old != charset) { + *from = (XPointer) inbufptr; + *from_left = in_left; + *to = (XPointer) outbufptr; + *to_left = out_left; + break; + } + } + + if (num_args > 0) + *((XlcCharSet *) args[0]) = charset_old; + + /* error end */ + if (ret != 0) + return( -1 ); + + return(0); +} + +static int +wcstostr( + 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; + + char *encoding; + unsigned long mb, glyph_index; + wchar_t wc; + + int length; + int unconv_num = 0; + + CodeSet codeset; + + const wchar_t *inbufptr = (const wchar_t *) *from; + char *outbufptr = *to; + int from_size = *from_left; + + const char *default_string = XLC_PUBLIC(lcd, default_string); + int defstr_len = strlen(default_string); + + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + wc = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!wc) { + if (outbufptr) {*outbufptr++ = '\0';} + (*to_left)--; + + continue; + } + + /* convert */ + if ( !wc_to_gi(lcd, wc, &glyph_index, &codeset) ) { + + /* output default_string of XDefaultString() */ + if (*to_left < defstr_len) + break; + if (outbufptr) { + strncpy((char *)outbufptr, default_string, defstr_len); + outbufptr += defstr_len; + } + (*to_left) -= defstr_len; + + unconv_num++; + + } else { + mb = gi_to_mb(glyph_index, codeset); + + if (check_string_encoding(codeset)) { + if (codeset->parse_info) { + Bool need_shift = False; + switch (codeset->parse_info->type) { + case E_LSL : + if (codeset != state->GL_codeset) { + need_shift = True; + state->GL_codeset = codeset; + } + break; + case E_LSR : + if (codeset != state->GR_codeset) { + need_shift = True; + state->GR_codeset = codeset; + } + break; + /* case E_SS */ + default: + need_shift = True; + } + + /* output shift sequence */ + if (need_shift) { + encoding = codeset->parse_info->encoding; + length = strlen(encoding); + if (*to_left < length) + break; + + if (outbufptr) { + strncpy((char *)outbufptr, encoding, length); + outbufptr += length; + } + (*to_left) -= length; + } + } + + /* output characters */ + length = codeset->length; + if (*to_left < length) + break; + + if (outbufptr) { + output_ulong_value(outbufptr, mb, length, XlcNONE); + outbufptr += length; + } + + (*to_left) -= length; + } else { + unconv_num++; + } + } + + } /* end of while */ + + *from = (XPointer) ((const wchar_t *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +static int +stdc_wcstostr( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * MB_CUR_MAX); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left) * MB_CUR_MAX; + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = stdc_wcstombs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = buf_ptr1 - buf_ptr2; + + unconv_num2 = mbstostr(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +wctocs( + 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; + + wchar_t wc; + unsigned long glyph_index; + + int char_len; + int unconv_num = 0; + XlcSide side; + + CodeSet codeset; + XlcCharSet charset = NULL; + + const wchar_t *inbufptr = (const wchar_t *) *from; + char *outbufptr = *to; + int from_size = *from_left; + + if (*from_left > *to_left) + *from_left = *to_left; + + if (*from_left && *to_left) { + + wc = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!wc) { + unconv_num = 1; + goto end; + } + + /* convert */ + if ( !wc_to_gi(lcd, wc, &glyph_index, &codeset) ) { + unconv_num = 1; + goto end; + } + + if ( !(charset = gi_parse_charset(glyph_index, codeset)) ) { + unconv_num = 1; + goto end; + } + char_len = charset->char_size; + side = charset->side; + + /* output glyph index */ + if (codeset->ctconv) + glyph_index = conv_to_dest(codeset->ctconv, glyph_index); + if (*to_left < char_len) { + unconv_num++; + goto end; + } + + if (outbufptr) { + output_ulong_value(outbufptr, glyph_index, char_len, side); + outbufptr += char_len; + } + + (*to_left) -= char_len; + + } + +end: + + /* error end */ + if (unconv_num) { + *from = (XPointer) ((const wchar_t *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + return -1; + } + + /* nomal end */ + *from = (XPointer) inbufptr; + *to = (XPointer) outbufptr; + + if (num_args > 0) + *((XlcCharSet *) args[0]) = charset; + + return 0; +} + +static int +stdc_wctocs( + 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; + XPointer tmp_from, save_from = *from; + char tmp[32]; + int length, ret, src_left = *from_left; + int from_size = *from_left; + + if (src_left > 0 && *to_left > 0) { + if ((wch = *src)) { + length = wctomb(tmp, wch); + } else { + goto end; + } + + if (length < 0) + goto end; + + tmp_from = (XPointer) tmp; + ret = mbtocs(conv, &tmp_from, &length, to, to_left, args, num_args); + if (ret < 0) + goto end; + + src++; + src_left--; + } + +end: + /* error end */ + if (save_from == (XPointer) src) { + *from = (XPointer) ((const wchar_t *) *from + from_size); + *from_left = 0; + return -1; + } + + /* nomal end */ + *from = (XPointer) src; + *from_left = src_left; + + return 0; +} + +static int +wcstocs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + int ret; + XlcCharSet charset_old, charset = NULL; + XPointer tmp_args[1]; + + const wchar_t *inbufptr; + int in_left; + XPointer outbufptr; + int out_left; + tmp_args[0] = (XPointer) &charset; + + ret = wctocs(conv, from, from_left, to, to_left, tmp_args, 1); + charset_old = charset; + + while ( ret == 0 && *from_left && *to_left) { + inbufptr = (const wchar_t *) *from; + in_left = *from_left; + outbufptr = *to; + out_left = *to_left; + ret = wctocs(conv, from, from_left, to, to_left, tmp_args, 1); + if (charset_old != charset) { + *from = (XPointer) inbufptr; + *from_left = in_left; + *to = (XPointer) outbufptr; + *to_left = out_left; + break; + } + } + + if (num_args > 0) + *((XlcCharSet *) args[0]) = charset_old; + + /* error end */ + if (ret != 0) + return( -1 ); + + return(0); +} + +#ifdef STDCVT + +static int +stdc_wcstocs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + int ret; + XlcCharSet charset_old, charset = NULL; + XPointer tmp_args[1]; + + const wchar_t *inbufptr; + int in_left; + XPointer outbufptr; + int out_left; + tmp_args[0] = (XPointer) &charset; + + ret = stdc_wctocs(conv, from, from_left, to, to_left, tmp_args, 1); + charset_old = charset; + + while ( ret == 0 && *from_left && *to_left ) { + inbufptr = (const wchar_t *) *from; + in_left = *from_left; + outbufptr = *to; + out_left = *to_left; + ret = stdc_wctocs(conv, from, from_left, to, to_left, tmp_args, 1); + if (charset_old != charset) { + *from = (XPointer) inbufptr; + *from_left = in_left; + *to = (XPointer) outbufptr; + *to_left = out_left; + break; + } + } + + if (num_args > 0) + *((XlcCharSet *) args[0]) = charset_old; + + /* error end */ + if (ret != 0) + return( -1 ); + + return(0); +} + +#endif + +static int +ctstombs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * sizeof(wchar_t)); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left); + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = ctstowcs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = (buf_ptr1 - buf_ptr2) / sizeof(wchar_t); + + unconv_num2 += wcstombs_org(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +cstombs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * sizeof(wchar_t)); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left); + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = cstowcs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = (buf_ptr1 - buf_ptr2) / sizeof(wchar_t); + + unconv_num2 += wcstombs_org(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +static int +strtombs( + 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; + + char *encoding; + unsigned long mb, glyph_index; + unsigned char ch; + + int length; + int unconv_num = 0; + + CodeSet codeset; + + const char *inbufptr = *from; + char *outbufptr = *to; + int from_size = *from_left; + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = '\0';} + (*to_left)--; + + continue; + } + + /* convert */ + if (isleftside(ch)) { + glyph_index = ch; + codeset = _XlcGetCodeSetFromName(lcd, "ISO8859-1:GL"); + } else { + glyph_index = ch & GL; + codeset = _XlcGetCodeSetFromName(lcd, "ISO8859-1:GR"); + } + + if (!codeset) { + unconv_num++; + continue; + } + + mb = gi_to_mb(glyph_index, codeset); + if (codeset->parse_info) { + Bool need_shift = False; + switch (codeset->parse_info->type) { + case E_LSL : + if (codeset != state->GL_codeset) { + need_shift = True; + state->GL_codeset = codeset; + } + break; + case E_LSR : + if (codeset != state->GR_codeset) { + need_shift = True; + state->GR_codeset = codeset; + } + break; + /* case E_SS */ + default: + need_shift = True; + } + + /* output shift sequence */ + if (need_shift) { + encoding = codeset->parse_info->encoding; + length = strlen(encoding); + if (*to_left < length) + break; + if (outbufptr) { + strncpy((char *)outbufptr, encoding, length); + outbufptr += length; + } + (*to_left) -= length; + } + } + + /* output characters */ + length = codeset->length; + if (*to_left < length) + break; + + if (outbufptr) { + output_ulong_value(outbufptr, mb, length, XlcNONE); + outbufptr += length; + } + + (*to_left) -= length; + + } /* end of while */ + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +static int +strtowcs( + 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; + + unsigned char ch; + unsigned long glyph_index; + wchar_t wc; + + int unconv_num = 0; + CodeSet codeset; + + const char *inbufptr = *from; + wchar_t *outbufptr = (wchar_t *)*to; + int from_size = *from_left; + + if (*from_left > *to_left) + *from_left = *to_left; + + while (*from_left && *to_left) { + + ch = *inbufptr++; + (*from_left)--; + + /* null ? */ + if (!ch) { + if (outbufptr) {*outbufptr++ = L'\0';} + (*to_left)--; + + continue; + } + + /* convert */ + if (isleftside(ch)) { + glyph_index = ch; + codeset = _XlcGetCodeSetFromName(lcd, "ISO8859-1:GL"); + } else { + glyph_index = ch & GL; + codeset = _XlcGetCodeSetFromName(lcd, "ISO8859-1:GR"); + } + + if (!codeset) { + unconv_num++; + continue; + } + + gi_to_wc(lcd, glyph_index, codeset, &wc); + if (outbufptr) {*outbufptr++ = wc;} + (*to_left)--; + + } /* end of while */ + + *from = (XPointer) ((const char *) *from + from_size); + *from_left = 0; + *to = (XPointer) outbufptr; + + return unconv_num; +} + +static int +stdc_strtowcs( + XlcConv conv, + XPointer *from, + int *from_left, + XPointer *to, + int *to_left, + XPointer *args, + int num_args) +{ + XPointer buf = Xmalloc((*from_left) * MB_CUR_MAX); + char *buf_ptr1 = buf; + int buf_left1 = (*from_left) * MB_CUR_MAX; + char *buf_ptr2 = buf_ptr1; + int buf_left2; + int unconv_num1 = 0, unconv_num2 = 0; + + unconv_num1 = strtombs(conv, + from, from_left, &buf_ptr1, &buf_left1, args, num_args); + if (unconv_num1 < 0) + goto ret; + + buf_left2 = buf_ptr1 - buf_ptr2; + + unconv_num2 = stdc_mbstowcs(conv, + &buf_ptr2, &buf_left2, to, to_left, args, num_args); + if (unconv_num2 < 0) + goto ret; + +ret: + if (buf) + Xfree((char *)buf); + + return (unconv_num1 + unconv_num2); +} + +/* -------------------------------------------------------------------------- */ +/* Close */ +/* -------------------------------------------------------------------------- */ + +static void +close_converter( + XlcConv conv) +{ + if (conv->state) { + Xfree((char *) conv->state); + } + + if (conv->methods) { + Xfree((char *) conv->methods); + } + + Xfree((char *) conv); +} + +/* -------------------------------------------------------------------------- */ +/* Open */ +/* -------------------------------------------------------------------------- */ + +static XlcConv +create_conv( + XLCd lcd, + XlcConvMethods methods) +{ + XlcConv conv; + State state; + + conv = (XlcConv) Xmalloc(sizeof(XlcConvRec)); + if (conv == NULL) + return (XlcConv) NULL; + + conv->methods = (XlcConvMethods) Xmalloc(sizeof(XlcConvMethodsRec)); + if (conv->methods == NULL) + goto err; + *conv->methods = *methods; + conv->methods->reset = init_state; + + conv->state = (XPointer) Xmalloc(sizeof(StateRec)); + if (conv->state == NULL) + goto err; + bzero((char *) conv->state, sizeof(StateRec)); + + state = (State) conv->state; + state->lcd = lcd; + + _XlcResetConverter(conv); + + return conv; + +err: + close_converter(conv); + + return (XlcConv) NULL; +} + +static XlcConvMethodsRec mbstocts_methods = { + close_converter, + mbstocts, + NULL +}; + +static XlcConv +open_mbstocts( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &mbstocts_methods); +} + +static XlcConvMethodsRec mbstostr_methods = { + close_converter, + mbstostr, + NULL +}; + +static XlcConv +open_mbstostr( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &mbstostr_methods); +} + +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 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 ctstombs_methods = { + close_converter, + ctstombs, + NULL +}; + +static XlcConv +open_ctstombs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &ctstombs_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 strtombs_methods = { + close_converter, + strtombs, + NULL +}; + +static XlcConv +open_strtombs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &strtombs_methods); +} + +#ifdef STDCVT + +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_wcstocts_methods = { + close_converter, + stdc_wcstocts, + NULL +}; + +static XlcConv +open_stdc_wcstocts( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &stdc_wcstocts_methods); +} + +static XlcConvMethodsRec stdc_wcstostr_methods = { + close_converter, + stdc_wcstostr, + NULL +}; + +static XlcConv +open_stdc_wcstostr( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &stdc_wcstostr_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_wctocs_methods = { + close_converter, + stdc_wctocs, + NULL +}; + +static XlcConv +open_stdc_wctocs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &stdc_wctocs_methods); +} + +static XlcConvMethodsRec stdc_ctstowcs_methods = { + close_converter, + stdc_ctstowcs, + NULL +}; + +static XlcConv +open_stdc_ctstowcs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &stdc_ctstowcs_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); +} + +static XlcConvMethodsRec stdc_strtowcs_methods = { + close_converter, + stdc_strtowcs, + NULL +}; + +static XlcConv +open_stdc_strtowcs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &stdc_strtowcs_methods); +} + +#endif /* STDCVT */ + +static XlcConvMethodsRec mbstowcs_methods = { + close_converter, + mbstowcs_org, + NULL +}; + +static XlcConv +open_mbstowcs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &mbstowcs_methods); +} + +static XlcConvMethodsRec wcstombs_methods = { + close_converter, + wcstombs_org, + NULL +}; + +static XlcConv +open_wcstombs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &wcstombs_methods); +} + +static XlcConvMethodsRec wcstocts_methods = { + close_converter, + wcstocts, + NULL +}; + +static XlcConv +open_wcstocts( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &wcstocts_methods); +} + +static XlcConvMethodsRec wcstostr_methods = { + close_converter, + wcstostr, + NULL +}; + +static XlcConv +open_wcstostr( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &wcstostr_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 wctocs_methods = { + close_converter, + wctocs, + NULL +}; + +static XlcConv +open_wctocs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &wctocs_methods); +} + +static XlcConvMethodsRec ctstowcs_methods = { + close_converter, + ctstowcs, + NULL +}; + +static XlcConv +open_ctstowcs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &ctstowcs_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); +} + +static XlcConvMethodsRec strtowcs_methods = { + close_converter, + strtowcs, + NULL +}; + +static XlcConv +open_strtowcs( + XLCd from_lcd, + const char *from_type, + XLCd to_lcd, + const char *to_type) +{ + return create_conv(from_lcd, &strtowcs_methods); +} + +/* -------------------------------------------------------------------------- */ +/* Loader */ +/* -------------------------------------------------------------------------- */ + +XLCd +_XlcGenericLoader( + const char *name) +{ + XLCd lcd; +#ifdef STDCVT + XLCdGenericPart *gen; +#endif + + lcd = _XlcCreateLC(name, _XlcGenericMethods); + + if (lcd == NULL) + return lcd; + + default_GL_charset = _XlcGetCharSet("ISO8859-1:GL"); + default_GR_charset = _XlcGetCharSet("ISO8859-1:GR"); + + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNCompoundText, open_mbstocts); + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNString, open_mbstostr); + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNCharSet, open_mbstocs); + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNChar, open_mbtocs); + _XlcSetConverter(lcd, XlcNCompoundText, lcd, XlcNMultiByte, open_ctstombs); + _XlcSetConverter(lcd, XlcNString, lcd, XlcNMultiByte, open_strtombs); + _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNMultiByte, open_cstombs); + +#ifdef STDCVT + gen = XLC_GENERIC_PART(lcd); + + if (gen->use_stdc_env != True) { +#endif + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNWideChar, open_mbstowcs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNMultiByte, open_wcstombs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCompoundText, open_wcstocts); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNString, open_wcstostr); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCharSet, open_wcstocs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNChar, open_wctocs); + _XlcSetConverter(lcd, XlcNCompoundText, lcd, XlcNWideChar, open_ctstowcs); + _XlcSetConverter(lcd, XlcNString, lcd, XlcNWideChar, open_strtowcs); + _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNWideChar, open_cstowcs); +#ifdef STDCVT + } +#endif + +#ifdef STDCVT + if (gen->use_stdc_env == True) { + _XlcSetConverter(lcd, XlcNMultiByte, lcd, XlcNWideChar, open_stdc_mbstowcs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNMultiByte, open_stdc_wcstombs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCompoundText, open_stdc_wcstocts); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNString, open_stdc_wcstostr); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNCharSet, open_stdc_wcstocs); + _XlcSetConverter(lcd, XlcNWideChar, lcd, XlcNChar, open_stdc_wctocs); + _XlcSetConverter(lcd, XlcNCompoundText, lcd, XlcNWideChar, open_stdc_ctstowcs); + _XlcSetConverter(lcd, XlcNString, lcd, XlcNWideChar, open_stdc_strtowcs); + _XlcSetConverter(lcd, XlcNCharSet, lcd, XlcNWideChar, open_stdc_cstowcs); + } +#endif + + _XlcAddUtf8Converters(lcd); + + return lcd; +} |