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#include "wc.h"
#include "sjis.h"
#include "jis.h"
#include "wtf.h"
#include "ucs.h"
#include "map/jisx02132_sjis.map"
wc_uchar *wc_jisx0212_jisx02132_map = jisx02132_sjis_map;
#define C0 WC_SJIS_MAP_C0
#define GL WC_SJIS_MAP_GL
#define LB WC_SJIS_MAP_LB
#define S80 WC_SJIS_MAP_80
#define SK WC_SJIS_MAP_SK
#define SL WC_SJIS_MAP_SL
#define SH WC_SJIS_MAP_SH
#define SX WC_SJIS_MAP_SX
#define C1 WC_SJIS_MAP_C1
#define SA0 WC_SJIS_MAP_A0
wc_uint8 WC_SJIS_MAP[ 0x100 ] = {
C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0,
C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0, C0,
GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL,
GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL, GL,
LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB,
LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB,
LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB,
LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, LB, C0,
S80,SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL,
SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL, SL,
SA0,SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK,
SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK,
SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK,
SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK, SK,
SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH, SH,
SX, SX, SX, SX, SX, SX, SX, SX, SX, SX, SX, SX, SX, C1, C1, C1,
};
#define sjis_to_jisx0208(ub, lb) \
{ \
ub -= (ub < 0xa0) ? 0x81 : 0xc1; \
ub = (ub << 1) + 0x21; \
if (lb < 0x9f) { \
lb -= (lb > 0x7e) ? 0x20 : 0x1f; \
} else { \
ub++; \
lb -= 0x7e; \
} \
}
#define sjis_to_jisx02132(ub, lb) \
{ \
if (lb < 0x9f) { \
ub = sjis1_jisx02132_map[ub - 0xf0]; \
lb -= (lb > 0x7e) ? 0x20 : 0x1f; \
} else { \
ub = sjis2_jisx02132_map[ub - 0xf0]; \
lb -= 0x7e; \
} \
}
#define jisx0208_to_sjis(ub, lb) \
{ \
lb += (ub & 1) ? 0x1f : 0x7d; \
if (lb > 0x7e) \
lb++; \
ub = (ub - 0x21) >> 1; \
ub += (ub < 0x1f) ? 0x81 : 0xc1; \
}
#define jisx02132_to_sjis(ub, lb) \
{ \
lb += (ub & 1) ? 0x1f : 0x7d; \
if (lb > 0x7e) \
lb++; \
ub = jisx02132_sjis_map[ ub ]; \
}
wc_wchar_t
wc_sjis_to_jis(wc_wchar_t cc)
{
wc_uchar ub, lb;
ub = cc.code >> 8;
lb = cc.code & 0xff;
if (ub < 0xf0) {
sjis_to_jisx0208(ub, lb);
cc.ccs = WC_CCS_JIS_X_0208;
} else {
sjis_to_jisx02132(ub, lb);
cc.ccs = WC_CCS_JIS_X_0213_2;
}
cc.code = ((wc_uint32)ub << 8) | lb;
return cc;
}
wc_wchar_t
wc_jis_to_sjis(wc_wchar_t cc)
{
wc_uchar ub, lb;
ub = (cc.code >> 8) & 0x7f;
lb = cc.code & 0x7f;
if (cc.ccs == WC_CCS_JIS_X_0213_2) {
jisx02132_to_sjis(ub, lb);
if (! ub) {
cc.ccs = WC_CCS_UNKNOWN_W;
return cc;
}
} else {
jisx0208_to_sjis(ub, lb);
}
cc.code = ((wc_uint32)ub << 8) | lb;
return cc;
}
wc_wchar_t
wc_sjis_ext_to_cs94w(wc_wchar_t cc)
{
wc_uchar ub, lb;
ub = cc.code >> 8;
lb = cc.code & 0xff;
sjis_to_jisx0208(ub, lb);
if (ub <= 0x7e) {
cc.ccs = WC_CCS_SJIS_EXT_1;
} else {
ub -= 0x5e;
cc.ccs = WC_CCS_SJIS_EXT_2;
}
cc.code = ((wc_uint32)ub << 8) | lb;
return cc;
}
wc_wchar_t
wc_cs94w_to_sjis_ext(wc_wchar_t cc)
{
wc_uchar ub, lb;
ub = (cc.code >> 8) & 0x7f;
lb = cc.code & 0x7f;
if (cc.ccs == WC_CCS_SJIS_EXT_2)
ub += 0x5e;
jisx0208_to_sjis(ub, lb);
cc.ccs = WC_CCS_SJIS_EXT;
cc.code = ((wc_uint32)ub << 8) | lb;
return cc;
}
wc_uint32
wc_sjis_ext1_to_N(wc_uint32 c)
{
wc_uchar ub;
ub = (c >> 8) & 0x7f;
switch(ub) {
case 0x2D: /* 0x8740 - */
ub = 0;
break;
case 0x79: /* 0xED40 - */
case 0x7A: /* 0xED9F - */
case 0x7B: /* 0xEE40 - */
case 0x7C: /* 0xEE9F - */
ub -= 0x78;
break;
default:
return WC_C_SJIS_ERROR;
}
return ub * 0x5e + (c & 0x7f) - 0x21;
}
wc_uint32
wc_sjis_ext2_to_N(wc_uint32 c)
{
wc_uchar ub;
ub = (c >> 8) & 0x7f;
switch(ub) {
case 0x35: /* 0xFA40 - */
case 0x36: /* 0xFA9F - */
case 0x37: /* 0xFB40 - */
case 0x38: /* 0xFB9F - */
case 0x39: /* 0xFC40 - */
ub -= 0x30;
break;
default:
return WC_C_SJIS_ERROR;
}
return ub * 0x5e + (c & 0x7f) - 0x21;
}
Str
wc_conv_from_sjis(Str is, wc_ces ces)
{
Str os;
wc_uchar *sp = (wc_uchar *)is->ptr;
wc_uchar *ep = sp + is->length;
wc_uchar *p;
wc_uchar jis[2];
int state = WC_SJIS_NOSTATE;
wc_wchar_t cc;
for (p = sp; p < ep && *p < 0x80; p++)
;
if (p == ep)
return is;
os = Strnew_size(is->length);
if (p > sp)
Strcat_charp_n(os, is->ptr, (int)(p - sp));
for (; p < ep; p++) {
switch (state) {
case WC_SJIS_NOSTATE:
switch (WC_SJIS_MAP[*p]) {
case SL:
state = WC_SJIS_SHIFT_L;
break;
case SH:
state = WC_SJIS_SHIFT_H;
break;
case SX:
state = WC_SJIS_SHIFT_X;
break;
case SK:
wtf_push(os, WC_CCS_JIS_X_0201K, (wc_uint32)*p);
break;
case S80:
case SA0:
case C1:
wtf_push_unknown(os, p, 1);
break;
default:
Strcat_char(os, (char)*p);
break;
}
break;
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
if (WC_SJIS_MAP[*p] & LB) {
jis[0] = *(p-1);
jis[1] = *p;
sjis_to_jisx0208(jis[0], jis[1]);
cc.code = ((wc_uint32)jis[0] << 8) | jis[1];
cc.ccs = wc_jisx0208_or_jisx02131(cc.code);
if (cc.ccs == WC_CCS_JIS_X_0208)
wtf_push(os, cc.ccs, cc.code);
else
wtf_push(os, WC_CCS_SJIS_EXT, ((wc_uint32)*(p-1) << 8) | *p);
} else
wtf_push_unknown(os, p-1, 2);
state = WC_SJIS_NOSTATE;
break;
case WC_SJIS_SHIFT_X:
if (WC_SJIS_MAP[*p] & LB)
wtf_push(os, WC_CCS_SJIS_EXT, ((wc_uint32)*(p-1) << 8) | *p);
else
wtf_push_unknown(os, p-1, 2);
state = WC_SJIS_NOSTATE;
break;
}
}
switch (state) {
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
case WC_SJIS_SHIFT_X:
wtf_push_unknown(os, p-1, 1);
break;
}
return os;
}
Str
wc_conv_from_sjisx0213(Str is, wc_ces ces)
{
Str os;
wc_uchar *sp = (wc_uchar *)is->ptr;
wc_uchar *ep = sp + is->length;
wc_uchar *p;
wc_uchar jis[2];
int state = WC_SJIS_NOSTATE;
wc_wchar_t cc;
for (p = sp; p < ep && *p < 0x80; p++)
;
if (p == ep)
return is;
os = Strnew_size(is->length);
if (p > sp)
Strcat_charp_n(os, is->ptr, (int)(p - sp));
for (; p < ep; p++) {
switch (state) {
case WC_SJIS_NOSTATE:
switch (WC_SJIS_MAP[*p]) {
case SL:
state = WC_SJIS_SHIFT_L;
break;
case SH:
state = WC_SJIS_SHIFT_H;
break;
case SX:
state = WC_SJIS_SHIFT_X;
break;
case SK:
wtf_push(os, WC_CCS_JIS_X_0201K, (wc_uint32)*p);
break;
case S80:
case SA0:
case C1:
wtf_push_unknown(os, p, 1);
break;
default:
Strcat_char(os, (char)*p);
break;
}
break;
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
if (WC_SJIS_MAP[*p] & LB) {
jis[0] = *(p-1);
jis[1] = *p;
sjis_to_jisx0208(jis[0], jis[1]);
cc.code = ((wc_uint32)jis[0] << 8) | jis[1];
cc.ccs = wc_jisx0208_or_jisx02131(cc.code);
wtf_push(os, cc.ccs, cc.code);
} else
wtf_push_unknown(os, p-1, 2);
state = WC_SJIS_NOSTATE;
break;
case WC_SJIS_SHIFT_X:
if (WC_SJIS_MAP[*p] & LB) {
jis[0] = *(p-1);
jis[1] = *p;
sjis_to_jisx02132(jis[0], jis[1]);
wtf_push(os, WC_CCS_JIS_X_0213_2, ((wc_uint32)jis[0] << 8) | jis[1]);
} else
wtf_push_unknown(os, p-1, 2);
state = WC_SJIS_NOSTATE;
break;
}
}
switch (state) {
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
case WC_SJIS_SHIFT_X:
wtf_push_unknown(os, p-1, 1);
break;
}
return os;
}
void
wc_push_to_sjis(Str os, wc_wchar_t cc, wc_status *st)
{
wc_uchar ub, lb;
while (1) {
switch (cc.ccs) {
case WC_CCS_US_ASCII:
Strcat_char(os, cc.code);
return;
case WC_CCS_JIS_X_0201K:
if (WcOption.use_jisx0201k) {
Strcat_char(os, cc.code | 0x80);
return;
} else if (WcOption.fix_width_conv)
cc.ccs = WC_CCS_UNKNOWN;
else
cc = wc_jisx0201k_to_jisx0208(cc);
continue;
case WC_CCS_JIS_X_0208:
ub = (cc.code >> 8) & 0x7f;
lb = cc.code & 0x7f;
jisx0208_to_sjis(ub, lb);
Strcat_char(os, ub);
Strcat_char(os, lb);
return;
case WC_CCS_SJIS_EXT_1:
case WC_CCS_SJIS_EXT_2:
cc = wc_cs94w_to_sjis_ext(cc);
case WC_CCS_SJIS_EXT:
Strcat_char(os, (char)(cc.code >> 8));
Strcat_char(os, (char)(cc.code & 0xff));
return;
case WC_CCS_UNKNOWN_W:
if (!WcOption.no_replace)
Strcat_charp(os, WC_REPLACE_W);
return;
case WC_CCS_UNKNOWN:
if (!WcOption.no_replace)
Strcat_charp(os, WC_REPLACE);
return;
default:
#ifdef USE_UNICODE
if (WcOption.ucs_conv)
cc = wc_any_to_any_ces(cc, st);
else
#endif
cc.ccs = WC_CCS_IS_WIDE(cc.ccs) ? WC_CCS_UNKNOWN_W : WC_CCS_UNKNOWN;
continue;
}
}
}
void
wc_push_to_sjisx0213(Str os, wc_wchar_t cc, wc_status *st)
{
wc_uchar ub, lb;
while (1) {
switch (cc.ccs) {
case WC_CCS_US_ASCII:
Strcat_char(os, cc.code);
return;
case WC_CCS_JIS_X_0201K:
if (WcOption.use_jisx0201k) {
Strcat_char(os, cc.code | 0x80);
return;
} else if (WcOption.fix_width_conv)
cc.ccs = WC_CCS_UNKNOWN;
else
cc = wc_jisx0201k_to_jisx0208(cc);
continue;
case WC_CCS_JIS_X_0213_1:
if (! WcOption.use_jisx0213) {
cc.ccs = WC_CCS_UNKNOWN_W;
continue;
}
case WC_CCS_JIS_X_0208:
ub = (cc.code >> 8) & 0x7f;
lb = cc.code & 0x7f;
jisx0208_to_sjis(ub, lb);
Strcat_char(os, ub);
Strcat_char(os, lb);
return;
case WC_CCS_JIS_X_0213_2:
if (! WcOption.use_jisx0213) {
cc.ccs = WC_CCS_UNKNOWN_W;
continue;
}
ub = (cc.code >> 8) & 0x7f;
lb = cc.code & 0x7f;
jisx02132_to_sjis(ub, lb);
if (ub) {
Strcat_char(os, ub);
Strcat_char(os, lb);
return;
}
case WC_CCS_UNKNOWN_W:
if (!WcOption.no_replace)
Strcat_charp(os, WC_REPLACE_W);
return;
case WC_CCS_UNKNOWN:
if (!WcOption.no_replace)
Strcat_charp(os, WC_REPLACE);
return;
default:
#ifdef USE_UNICODE
if (WcOption.ucs_conv)
cc = wc_any_to_any_ces(cc, st);
else
#endif
cc.ccs = WC_CCS_IS_WIDE(cc.ccs) ? WC_CCS_UNKNOWN_W : WC_CCS_UNKNOWN;
continue;
}
}
}
Str
wc_char_conv_from_sjis(wc_uchar c, wc_status *st)
{
static Str os;
static wc_uchar jis[2];
wc_wchar_t cc;
if (st->state == -1) {
st->state = WC_SJIS_NOSTATE;
os = Strnew_size(8);
}
switch (st->state) {
case WC_SJIS_NOSTATE:
switch (WC_SJIS_MAP[c]) {
case SL:
jis[0] = c;
st->state = WC_SJIS_SHIFT_L;
return NULL;
case SH:
jis[0] = c;
st->state = WC_SJIS_SHIFT_H;
return NULL;
case SX:
jis[0] = c;
st->state = WC_SJIS_SHIFT_X;
return NULL;
case SK:
wtf_push(os, WC_CCS_JIS_X_0201K, (wc_uint32)c);
break;
case S80:
case SA0:
case C1:
break;
default:
Strcat_char(os, (char)c);
break;
}
break;
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
if (WC_SJIS_MAP[c] & LB) {
jis[1] = c;
sjis_to_jisx0208(jis[0], jis[1]);
cc.code = ((wc_uint32)jis[0] << 8) | jis[1];
cc.ccs = wc_jisx0208_or_jisx02131(cc.code);
if (cc.ccs == WC_CCS_JIS_X_0208)
wtf_push(os, cc.ccs, cc.code);
else
wtf_push(os, WC_CCS_SJIS_EXT, ((wc_uint32)jis[0] << 8) | jis[1]);
}
st->state = WC_SJIS_NOSTATE;
break;
case WC_SJIS_SHIFT_X:
if (WC_SJIS_MAP[c] & LB) {
jis[1] = c;
wtf_push(os, WC_CCS_SJIS_EXT, ((wc_uint32)jis[0] << 8) | jis[1]);
}
st->state = WC_SJIS_NOSTATE;
break;
}
st->state = -1;
return os;
}
Str
wc_char_conv_from_sjisx0213(wc_uchar c, wc_status *st)
{
static Str os;
static wc_uchar jis[2];
wc_wchar_t cc;
if (st->state == -1) {
st->state = WC_SJIS_NOSTATE;
os = Strnew_size(8);
}
switch (st->state) {
case WC_SJIS_NOSTATE:
switch (WC_SJIS_MAP[c]) {
case SL:
jis[0] = c;
st->state = WC_SJIS_SHIFT_L;
return NULL;
case SH:
jis[0] = c;
st->state = WC_SJIS_SHIFT_H;
return NULL;
case SX:
jis[0] = c;
st->state = WC_SJIS_SHIFT_X;
return NULL;
case SK:
wtf_push(os, WC_CCS_JIS_X_0201K, (wc_uint32)c);
break;
case S80:
case SA0:
case C1:
break;
default:
Strcat_char(os, (char)c);
break;
}
break;
case WC_SJIS_SHIFT_L:
case WC_SJIS_SHIFT_H:
if (WC_SJIS_MAP[c] & LB) {
jis[1] = c;
sjis_to_jisx0208(jis[0], jis[1]);
cc.code = ((wc_uint32)jis[0] << 8) | jis[1];
cc.ccs = wc_jisx0208_or_jisx02131(cc.code);
wtf_push(os, cc.ccs, cc.code);
}
st->state = WC_SJIS_NOSTATE;
break;
case WC_SJIS_SHIFT_X:
if (WC_SJIS_MAP[c] & LB) {
jis[1] = c;
sjis_to_jisx02132(jis[0], jis[1]);
wtf_push(os, WC_CCS_JIS_X_0213_2, ((wc_uint32)jis[0] << 8) | jis[1]);
}
st->state = WC_SJIS_NOSTATE;
break;
}
st->state = -1;
return os;
}
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