mbfilter_utf8_mobile.c [plain text]
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "mbfilter.h"
#include "mbfilter_utf8_mobile.h"
#include "mbfilter_sjis_mobile.h"
extern int mbfl_filt_ident_utf8(int c, mbfl_identify_filter *filter);
extern int mbfl_filt_conv_utf8_wchar_flush(mbfl_convert_filter *filter);
extern const unsigned char mblen_table_utf8[];
static const char *mbfl_encoding_utf8_docomo_aliases[] = {"UTF-8-DOCOMO", "UTF8-DOCOMO", NULL};
static const char *mbfl_encoding_utf8_kddi_a_aliases[] = {NULL};
static const char *mbfl_encoding_utf8_kddi_b_aliases[] = {"UTF-8-Mobile#KDDI", "UTF-8-KDDI", "UTF8-KDDI", NULL};
static const char *mbfl_encoding_utf8_sb_aliases[] = {"UTF-8-SOFTBANK", "UTF8-SOFTBANK", NULL};
const mbfl_encoding mbfl_encoding_utf8_docomo = {
mbfl_no_encoding_utf8_docomo,
"UTF-8-Mobile#DOCOMO",
"UTF-8",
(const char *(*)[])&mbfl_encoding_utf8_docomo_aliases,
mblen_table_utf8,
MBFL_ENCTYPE_MBCS
};
const mbfl_encoding mbfl_encoding_utf8_kddi_a = {
mbfl_no_encoding_utf8_kddi_a,
"UTF-8-Mobile#KDDI-A",
"UTF-8",
(const char *(*)[])&mbfl_encoding_utf8_kddi_a_aliases,
mblen_table_utf8,
MBFL_ENCTYPE_MBCS
};
const mbfl_encoding mbfl_encoding_utf8_kddi_b = {
mbfl_no_encoding_utf8_kddi_b,
"UTF-8-Mobile#KDDI-B",
"UTF-8",
(const char *(*)[])&mbfl_encoding_utf8_kddi_b_aliases,
mblen_table_utf8,
MBFL_ENCTYPE_MBCS
};
const mbfl_encoding mbfl_encoding_utf8_sb = {
mbfl_no_encoding_utf8_sb,
"UTF-8-Mobile#SOFTBANK",
"UTF-8",
(const char *(*)[])&mbfl_encoding_utf8_sb_aliases,
mblen_table_utf8,
MBFL_ENCTYPE_MBCS
};
const struct mbfl_identify_vtbl vtbl_identify_utf8_docomo = {
mbfl_no_encoding_utf8_docomo,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf8
};
const struct mbfl_identify_vtbl vtbl_identify_utf8_kddi_a = {
mbfl_no_encoding_utf8_kddi_a,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf8
};
const struct mbfl_identify_vtbl vtbl_identify_utf8_kddi_b = {
mbfl_no_encoding_utf8_kddi_b,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf8
};
const struct mbfl_identify_vtbl vtbl_identify_utf8_sb = {
mbfl_no_encoding_utf8_sb,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf8
};
const struct mbfl_convert_vtbl vtbl_utf8_docomo_wchar = {
mbfl_no_encoding_utf8_docomo,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf8_mobile_wchar,
mbfl_filt_conv_utf8_wchar_flush
};
const struct mbfl_convert_vtbl vtbl_wchar_utf8_docomo = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf8_docomo,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf8_mobile,
mbfl_filt_conv_common_flush
};
const struct mbfl_convert_vtbl vtbl_utf8_kddi_a_wchar = {
mbfl_no_encoding_utf8_kddi_a,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf8_mobile_wchar,
mbfl_filt_conv_utf8_wchar_flush
};
const struct mbfl_convert_vtbl vtbl_wchar_utf8_kddi_a = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf8_kddi_a,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf8_mobile,
mbfl_filt_conv_common_flush
};
const struct mbfl_convert_vtbl vtbl_utf8_kddi_b_wchar = {
mbfl_no_encoding_utf8_kddi_b,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf8_mobile_wchar,
mbfl_filt_conv_utf8_wchar_flush
};
const struct mbfl_convert_vtbl vtbl_wchar_utf8_kddi_b = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf8_kddi_b,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf8_mobile,
mbfl_filt_conv_common_flush
};
const struct mbfl_convert_vtbl vtbl_utf8_sb_wchar = {
mbfl_no_encoding_utf8_sb,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf8_mobile_wchar,
mbfl_filt_conv_utf8_wchar_flush
};
const struct mbfl_convert_vtbl vtbl_wchar_utf8_sb = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf8_sb,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf8_mobile,
mbfl_filt_conv_common_flush
};
#define CK(statement) do { if ((statement) < 0) return (-1); } while (0)
int mbfl_filt_conv_utf8_mobile_wchar(int c, mbfl_convert_filter *filter)
{
int s, w = 0, flag = 0;
int s1 = 0, c1 = 0, snd = 0;
retry:
switch (filter->status & 0xff) {
case 0x00:
if (c < 0x80) {
CK((*filter->output_function)(c, filter->data));
} else if (c >= 0xc2 && c <= 0xdf) {
filter->status = 0x10;
filter->cache = c & 0x1f;
} else if (c >= 0xe0 && c <= 0xef) {
filter->status = 0x20;
filter->cache = c & 0xf;
} else if (c >= 0xf0 && c <= 0xf4) {
filter->status = 0x30;
filter->cache = c & 0x7;
} else {
mbfl_filt_put_invalid_char(c, filter);
}
break;
case 0x10:
case 0x21:
case 0x32:
filter->status = 0;
if (c >= 0x80 && c <= 0xbf) {
s = (filter->cache<<6) | (c & 0x3f);
filter->cache = 0;
if (filter->from->no_encoding == mbfl_no_encoding_utf8_docomo &&
mbfilter_conv_r_map_tbl(s, &s1, mbfl_docomo2uni_pua, 4) > 0) {
s = mbfilter_sjis_emoji_docomo2unicode(s1, &snd);
} else if (filter->from->no_encoding == mbfl_no_encoding_utf8_kddi_a &&
mbfilter_conv_r_map_tbl(s, &s1, mbfl_kddi2uni_pua, 7) > 0) {
s = mbfilter_sjis_emoji_kddi2unicode(s1, &snd);
} else if (filter->from->no_encoding == mbfl_no_encoding_utf8_kddi_b &&
mbfilter_conv_r_map_tbl(s, &s1, mbfl_kddi2uni_pua_b, 8) > 0) {
s = mbfilter_sjis_emoji_kddi2unicode(s1, &snd);
} else if (filter->from->no_encoding == mbfl_no_encoding_utf8_sb &&
mbfilter_conv_r_map_tbl(s, &s1, mbfl_sb2uni_pua, 6) > 0) {
s = mbfilter_sjis_emoji_sb2unicode(s1, &snd);
}
if (snd > 0) {
CK((*filter->output_function)(snd, filter->data));
}
CK((*filter->output_function)(s, filter->data));
} else {
mbfl_filt_put_invalid_char(filter->cache, filter);
goto retry;
}
break;
case 0x20:
s = (filter->cache<<6) | (c & 0x3f);
c1 = filter->cache & 0xf;
if ((c >= 0x80 && c <= 0xbf) &&
((c1 == 0x0 && c >= 0xa0) ||
(c1 == 0xd && c < 0xa0) ||
(c1 > 0x0 && c1 != 0xd))) {
filter->cache = s;
filter->status++;
} else {
mbfl_filt_put_invalid_char(filter->cache, filter);
goto retry;
}
break;
case 0x30:
s = (filter->cache<<6) | (c & 0x3f);
c1 = filter->cache & 0x7;
if ((c >= 0x80 && c <= 0xbf) &&
((c1 == 0x0 && c >= 0x90) ||
(c1 == 0x4 && c < 0x90) ||
(c1 > 0x0 && c1 != 0x4))) {
filter->cache = s;
filter->status++;
} else {
mbfl_filt_put_invalid_char(filter->cache, filter);
goto retry;
}
break;
case 0x31:
if (c >= 0x80 && c <= 0xbf) {
filter->cache = (filter->cache<<6) | (c & 0x3f);
filter->status++;
} else {
mbfl_filt_put_invalid_char(filter->cache, filter);
goto retry;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
int mbfl_filt_conv_wchar_utf8_mobile(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < 0x110000) {
int s1, c1;
if ((filter->to->no_encoding == mbfl_no_encoding_utf8_docomo &&
mbfilter_unicode2sjis_emoji_docomo(c, &s1, filter) > 0 &&
mbfilter_conv_map_tbl(s1, &c1, mbfl_docomo2uni_pua, 4) > 0) ||
(filter->to->no_encoding == mbfl_no_encoding_utf8_kddi_a &&
mbfilter_unicode2sjis_emoji_kddi(c, &s1, filter) > 0 &&
mbfilter_conv_map_tbl(s1, &c1, mbfl_kddi2uni_pua, 7) > 0) ||
(filter->to->no_encoding == mbfl_no_encoding_utf8_kddi_b &&
mbfilter_unicode2sjis_emoji_kddi(c, &s1, filter) > 0 &&
mbfilter_conv_map_tbl(s1, &c1, mbfl_kddi2uni_pua_b, 8) > 0) ||
(filter->to->no_encoding == mbfl_no_encoding_utf8_sb &&
mbfilter_unicode2sjis_emoji_sb(c, &s1, filter) > 0 &&
mbfilter_conv_map_tbl(s1, &c1, mbfl_sb2uni_pua, 6) > 0)) {
c = c1;
}
if (filter->status == 1 && filter->cache > 0) {
return c;
}
if (c < 0x80) {
CK((*filter->output_function)(c, filter->data));
} else if (c < 0x800) {
CK((*filter->output_function)(((c >> 6) & 0x1f) | 0xc0, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else if (c < 0x10000) {
CK((*filter->output_function)(((c >> 12) & 0x0f) | 0xe0, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else {
CK((*filter->output_function)(((c >> 18) & 0x07) | 0xf0, filter->data));
CK((*filter->output_function)(((c >> 12) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
}
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}