#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "mbfilter.h"
#include "mbfilter_cp1254.h"
#include "unicode_table_cp1254.h"
static int mbfl_filt_ident_cp1254(int c, mbfl_identify_filter *filter);
static const char *mbfl_encoding_cp1254_aliases[] = {"CP1254", "CP-1254", "WINDOWS-1254", NULL};
const mbfl_encoding mbfl_encoding_cp1254 = {
mbfl_no_encoding_cp1254,
"Windows-1254",
"Windows-1254",
(const char *(*)[])&mbfl_encoding_cp1254_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
const struct mbfl_identify_vtbl vtbl_identify_cp1254 = {
mbfl_no_encoding_cp1254,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_cp1254
};
const struct mbfl_convert_vtbl vtbl_cp1254_wchar = {
mbfl_no_encoding_cp1254,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_cp1254_wchar,
mbfl_filt_conv_common_flush
};
const struct mbfl_convert_vtbl vtbl_wchar_cp1254 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_cp1254,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_cp1254,
mbfl_filt_conv_common_flush
};
#define CK(statement) do { if ((statement) < 0) return (-1); } while (0)
int
mbfl_filt_conv_wchar_cp1254(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c < 0x80) {
s = c;
} else {
s = -1;
n = cp1254_ucs_table_len-1;
while (n >= 0) {
if (c == cp1254_ucs_table[n] && c != 0xfffe) {
s = cp1254_ucs_table_min + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_CP1254) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
int
mbfl_filt_conv_cp1254_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < cp1254_ucs_table_min) {
s = c;
} else if (c >= cp1254_ucs_table_min && c < 0x100) {
s = cp1254_ucs_table[c - cp1254_ucs_table_min];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_CP1254;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
static int mbfl_filt_ident_cp1254(int c, mbfl_identify_filter *filter)
{
if (c >= 0x80 && c < 0xff)
filter->flag = 0;
else
filter->flag = 1;
return c;
}