summaryrefslogtreecommitdiffstats
path: root/Modules/cjkcodecs/_codecs_kr.c
diff options
context:
space:
mode:
Diffstat (limited to 'Modules/cjkcodecs/_codecs_kr.c')
-rw-r--r--Modules/cjkcodecs/_codecs_kr.c602
1 files changed, 301 insertions, 301 deletions
diff --git a/Modules/cjkcodecs/_codecs_kr.c b/Modules/cjkcodecs/_codecs_kr.c
index 161967e..9272e36 100644
--- a/Modules/cjkcodecs/_codecs_kr.c
+++ b/Modules/cjkcodecs/_codecs_kr.c
@@ -11,151 +11,151 @@
* EUC-KR codec
*/
-#define EUCKR_JAMO_FIRSTBYTE 0xA4
-#define EUCKR_JAMO_FILLER 0xD4
+#define EUCKR_JAMO_FIRSTBYTE 0xA4
+#define EUCKR_JAMO_FILLER 0xD4
static const unsigned char u2cgk_choseong[19] = {
- 0xa1, 0xa2, 0xa4, 0xa7, 0xa8, 0xa9, 0xb1, 0xb2,
- 0xb3, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb,
- 0xbc, 0xbd, 0xbe
+ 0xa1, 0xa2, 0xa4, 0xa7, 0xa8, 0xa9, 0xb1, 0xb2,
+ 0xb3, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb,
+ 0xbc, 0xbd, 0xbe
};
static const unsigned char u2cgk_jungseong[21] = {
- 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6,
- 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce,
- 0xcf, 0xd0, 0xd1, 0xd2, 0xd3
+ 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6,
+ 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce,
+ 0xcf, 0xd0, 0xd1, 0xd2, 0xd3
};
static const unsigned char u2cgk_jongseong[28] = {
- 0xd4, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
- 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0,
- 0xb1, 0xb2, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xba,
- 0xbb, 0xbc, 0xbd, 0xbe
+ 0xd4, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
+ 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0,
+ 0xb1, 0xb2, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xba,
+ 0xbb, 0xbc, 0xbd, 0xbe
};
ENCODER(euc_kr)
{
- while (inleft > 0) {
- Py_UNICODE c = IN1;
- DBCHAR code;
-
- if (c < 0x80) {
- WRITE1((unsigned char)c)
- NEXT(1, 1)
- continue;
- }
- UCS4INVALID(c)
-
- REQUIRE_OUTBUF(2)
- TRYMAP_ENC(cp949, code, c);
- else return 1;
-
- if ((code & 0x8000) == 0) {
- /* KS X 1001 coded character */
- OUT1((code >> 8) | 0x80)
- OUT2((code & 0xFF) | 0x80)
- NEXT(1, 2)
- }
- else { /* Mapping is found in CP949 extension,
- * but we encode it in KS X 1001:1998 Annex 3,
- * make-up sequence for EUC-KR. */
-
- REQUIRE_OUTBUF(8)
-
- /* syllable composition precedence */
- OUT1(EUCKR_JAMO_FIRSTBYTE)
- OUT2(EUCKR_JAMO_FILLER)
-
- /* All codepoints in CP949 extension are in unicode
- * Hangul Syllable area. */
- assert(0xac00 <= c && c <= 0xd7a3);
- c -= 0xac00;
-
- OUT3(EUCKR_JAMO_FIRSTBYTE)
- OUT4(u2cgk_choseong[c / 588])
- NEXT_OUT(4)
-
- OUT1(EUCKR_JAMO_FIRSTBYTE)
- OUT2(u2cgk_jungseong[(c / 28) % 21])
- OUT3(EUCKR_JAMO_FIRSTBYTE)
- OUT4(u2cgk_jongseong[c % 28])
- NEXT(1, 4)
- }
- }
-
- return 0;
+ while (inleft > 0) {
+ Py_UNICODE c = IN1;
+ DBCHAR code;
+
+ if (c < 0x80) {
+ WRITE1((unsigned char)c)
+ NEXT(1, 1)
+ continue;
+ }
+ UCS4INVALID(c)
+
+ REQUIRE_OUTBUF(2)
+ TRYMAP_ENC(cp949, code, c);
+ else return 1;
+
+ if ((code & 0x8000) == 0) {
+ /* KS X 1001 coded character */
+ OUT1((code >> 8) | 0x80)
+ OUT2((code & 0xFF) | 0x80)
+ NEXT(1, 2)
+ }
+ else { /* Mapping is found in CP949 extension,
+ * but we encode it in KS X 1001:1998 Annex 3,
+ * make-up sequence for EUC-KR. */
+
+ REQUIRE_OUTBUF(8)
+
+ /* syllable composition precedence */
+ OUT1(EUCKR_JAMO_FIRSTBYTE)
+ OUT2(EUCKR_JAMO_FILLER)
+
+ /* All codepoints in CP949 extension are in unicode
+ * Hangul Syllable area. */
+ assert(0xac00 <= c && c <= 0xd7a3);
+ c -= 0xac00;
+
+ OUT3(EUCKR_JAMO_FIRSTBYTE)
+ OUT4(u2cgk_choseong[c / 588])
+ NEXT_OUT(4)
+
+ OUT1(EUCKR_JAMO_FIRSTBYTE)
+ OUT2(u2cgk_jungseong[(c / 28) % 21])
+ OUT3(EUCKR_JAMO_FIRSTBYTE)
+ OUT4(u2cgk_jongseong[c % 28])
+ NEXT(1, 4)
+ }
+ }
+
+ return 0;
}
-#define NONE 127
+#define NONE 127
static const unsigned char cgk2u_choseong[] = { /* [A1, BE] */
- 0, 1, NONE, 2, NONE, NONE, 3, 4,
- 5, NONE, NONE, NONE, NONE, NONE, NONE, NONE,
- 6, 7, 8, NONE, 9, 10, 11, 12,
- 13, 14, 15, 16, 17, 18
+ 0, 1, NONE, 2, NONE, NONE, 3, 4,
+ 5, NONE, NONE, NONE, NONE, NONE, NONE, NONE,
+ 6, 7, 8, NONE, 9, 10, 11, 12,
+ 13, 14, 15, 16, 17, 18
};
static const unsigned char cgk2u_jongseong[] = { /* [A1, BE] */
- 1, 2, 3, 4, 5, 6, 7, NONE,
- 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, NONE, 18, 19, 20, 21, 22,
- NONE, 23, 24, 25, 26, 27
+ 1, 2, 3, 4, 5, 6, 7, NONE,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, NONE, 18, 19, 20, 21, 22,
+ NONE, 23, 24, 25, 26, 27
};
DECODER(euc_kr)
{
- while (inleft > 0) {
- unsigned char c = IN1;
-
- REQUIRE_OUTBUF(1)
-
- if (c < 0x80) {
- OUT1(c)
- NEXT(1, 1)
- continue;
- }
-
- REQUIRE_INBUF(2)
-
- if (c == EUCKR_JAMO_FIRSTBYTE &&
- IN2 == EUCKR_JAMO_FILLER) {
- /* KS X 1001:1998 Annex 3 make-up sequence */
- DBCHAR cho, jung, jong;
-
- REQUIRE_INBUF(8)
- if ((*inbuf)[2] != EUCKR_JAMO_FIRSTBYTE ||
- (*inbuf)[4] != EUCKR_JAMO_FIRSTBYTE ||
- (*inbuf)[6] != EUCKR_JAMO_FIRSTBYTE)
- return 8;
-
- c = (*inbuf)[3];
- if (0xa1 <= c && c <= 0xbe)
- cho = cgk2u_choseong[c - 0xa1];
- else
- cho = NONE;
-
- c = (*inbuf)[5];
- jung = (0xbf <= c && c <= 0xd3) ? c - 0xbf : NONE;
-
- c = (*inbuf)[7];
- if (c == EUCKR_JAMO_FILLER)
- jong = 0;
- else if (0xa1 <= c && c <= 0xbe)
- jong = cgk2u_jongseong[c - 0xa1];
- else
- jong = NONE;
-
- if (cho == NONE || jung == NONE || jong == NONE)
- return 8;
-
- OUT1(0xac00 + cho*588 + jung*28 + jong);
- NEXT(8, 1)
- }
- else TRYMAP_DEC(ksx1001, **outbuf, c ^ 0x80, IN2 ^ 0x80) {
- NEXT(2, 1)
- }
- else
- return 2;
- }
-
- return 0;
+ while (inleft > 0) {
+ unsigned char c = IN1;
+
+ REQUIRE_OUTBUF(1)
+
+ if (c < 0x80) {
+ OUT1(c)
+ NEXT(1, 1)
+ continue;
+ }
+
+ REQUIRE_INBUF(2)
+
+ if (c == EUCKR_JAMO_FIRSTBYTE &&
+ IN2 == EUCKR_JAMO_FILLER) {
+ /* KS X 1001:1998 Annex 3 make-up sequence */
+ DBCHAR cho, jung, jong;
+
+ REQUIRE_INBUF(8)
+ if ((*inbuf)[2] != EUCKR_JAMO_FIRSTBYTE ||
+ (*inbuf)[4] != EUCKR_JAMO_FIRSTBYTE ||
+ (*inbuf)[6] != EUCKR_JAMO_FIRSTBYTE)
+ return 8;
+
+ c = (*inbuf)[3];
+ if (0xa1 <= c && c <= 0xbe)
+ cho = cgk2u_choseong[c - 0xa1];
+ else
+ cho = NONE;
+
+ c = (*inbuf)[5];
+ jung = (0xbf <= c && c <= 0xd3) ? c - 0xbf : NONE;
+
+ c = (*inbuf)[7];
+ if (c == EUCKR_JAMO_FILLER)
+ jong = 0;
+ else if (0xa1 <= c && c <= 0xbe)
+ jong = cgk2u_jongseong[c - 0xa1];
+ else
+ jong = NONE;
+
+ if (cho == NONE || jung == NONE || jong == NONE)
+ return 8;
+
+ OUT1(0xac00 + cho*588 + jung*28 + jong);
+ NEXT(8, 1)
+ }
+ else TRYMAP_DEC(ksx1001, **outbuf, c ^ 0x80, IN2 ^ 0x80) {
+ NEXT(2, 1)
+ }
+ else
+ return 2;
+ }
+
+ return 0;
}
#undef NONE
@@ -166,54 +166,54 @@ DECODER(euc_kr)
ENCODER(cp949)
{
- while (inleft > 0) {
- Py_UNICODE c = IN1;
- DBCHAR code;
-
- if (c < 0x80) {
- WRITE1((unsigned char)c)
- NEXT(1, 1)
- continue;
- }
- UCS4INVALID(c)
-
- REQUIRE_OUTBUF(2)
- TRYMAP_ENC(cp949, code, c);
- else return 1;
-
- OUT1((code >> 8) | 0x80)
- if (code & 0x8000)
- OUT2(code & 0xFF) /* MSB set: CP949 */
- else
- OUT2((code & 0xFF) | 0x80) /* MSB unset: ks x 1001 */
- NEXT(1, 2)
- }
-
- return 0;
+ while (inleft > 0) {
+ Py_UNICODE c = IN1;
+ DBCHAR code;
+
+ if (c < 0x80) {
+ WRITE1((unsigned char)c)
+ NEXT(1, 1)
+ continue;
+ }
+ UCS4INVALID(c)
+
+ REQUIRE_OUTBUF(2)
+ TRYMAP_ENC(cp949, code, c);
+ else return 1;
+
+ OUT1((code >> 8) | 0x80)
+ if (code & 0x8000)
+ OUT2(code & 0xFF) /* MSB set: CP949 */
+ else
+ OUT2((code & 0xFF) | 0x80) /* MSB unset: ks x 1001 */
+ NEXT(1, 2)
+ }
+
+ return 0;
}
DECODER(cp949)
{
- while (inleft > 0) {
- unsigned char c = IN1;
+ while (inleft > 0) {
+ unsigned char c = IN1;
- REQUIRE_OUTBUF(1)
+ REQUIRE_OUTBUF(1)
- if (c < 0x80) {
- OUT1(c)
- NEXT(1, 1)
- continue;
- }
+ if (c < 0x80) {
+ OUT1(c)
+ NEXT(1, 1)
+ continue;
+ }
- REQUIRE_INBUF(2)
- TRYMAP_DEC(ksx1001, **outbuf, c ^ 0x80, IN2 ^ 0x80);
- else TRYMAP_DEC(cp949ext, **outbuf, c, IN2);
- else return 2;
+ REQUIRE_INBUF(2)
+ TRYMAP_DEC(ksx1001, **outbuf, c ^ 0x80, IN2 ^ 0x80);
+ else TRYMAP_DEC(cp949ext, **outbuf, c, IN2);
+ else return 2;
- NEXT(2, 1)
- }
+ NEXT(2, 1)
+ }
- return 0;
+ return 0;
}
@@ -250,58 +250,58 @@ static const DBCHAR u2johabjamo[] = {
ENCODER(johab)
{
- while (inleft > 0) {
- Py_UNICODE c = IN1;
- DBCHAR code;
-
- if (c < 0x80) {
- WRITE1((unsigned char)c)
- NEXT(1, 1)
- continue;
- }
- UCS4INVALID(c)
-
- REQUIRE_OUTBUF(2)
-
- if (c >= 0xac00 && c <= 0xd7a3) {
- c -= 0xac00;
- code = 0x8000 |
- (u2johabidx_choseong[c / 588] << 10) |
- (u2johabidx_jungseong[(c / 28) % 21] << 5) |
- u2johabidx_jongseong[c % 28];
- }
- else if (c >= 0x3131 && c <= 0x3163)
- code = u2johabjamo[c - 0x3131];
- else TRYMAP_ENC(cp949, code, c) {
- unsigned char c1, c2, t2;
- unsigned short t1;
-
- assert((code & 0x8000) == 0);
- c1 = code >> 8;
- c2 = code & 0xff;
- if (((c1 >= 0x21 && c1 <= 0x2c) ||
- (c1 >= 0x4a && c1 <= 0x7d)) &&
- (c2 >= 0x21 && c2 <= 0x7e)) {
- t1 = (c1 < 0x4a ? (c1 - 0x21 + 0x1b2) :
- (c1 - 0x21 + 0x197));
- t2 = ((t1 & 1) ? 0x5e : 0) + (c2 - 0x21);
- OUT1(t1 >> 1)
- OUT2(t2 < 0x4e ? t2 + 0x31 : t2 + 0x43)
- NEXT(1, 2)
- continue;
- }
- else
- return 1;
- }
- else
- return 1;
-
- OUT1(code >> 8)
- OUT2(code & 0xff)
- NEXT(1, 2)
- }
-
- return 0;
+ while (inleft > 0) {
+ Py_UNICODE c = IN1;
+ DBCHAR code;
+
+ if (c < 0x80) {
+ WRITE1((unsigned char)c)
+ NEXT(1, 1)
+ continue;
+ }
+ UCS4INVALID(c)
+
+ REQUIRE_OUTBUF(2)
+
+ if (c >= 0xac00 && c <= 0xd7a3) {
+ c -= 0xac00;
+ code = 0x8000 |
+ (u2johabidx_choseong[c / 588] << 10) |
+ (u2johabidx_jungseong[(c / 28) % 21] << 5) |
+ u2johabidx_jongseong[c % 28];
+ }
+ else if (c >= 0x3131 && c <= 0x3163)
+ code = u2johabjamo[c - 0x3131];
+ else TRYMAP_ENC(cp949, code, c) {
+ unsigned char c1, c2, t2;
+ unsigned short t1;
+
+ assert((code & 0x8000) == 0);
+ c1 = code >> 8;
+ c2 = code & 0xff;
+ if (((c1 >= 0x21 && c1 <= 0x2c) ||
+ (c1 >= 0x4a && c1 <= 0x7d)) &&
+ (c2 >= 0x21 && c2 <= 0x7e)) {
+ t1 = (c1 < 0x4a ? (c1 - 0x21 + 0x1b2) :
+ (c1 - 0x21 + 0x197));
+ t2 = ((t1 & 1) ? 0x5e : 0) + (c2 - 0x21);
+ OUT1(t1 >> 1)
+ OUT2(t2 < 0x4e ? t2 + 0x31 : t2 + 0x43)
+ NEXT(1, 2)
+ continue;
+ }
+ else
+ return 1;
+ }
+ else
+ return 1;
+
+ OUT1(code >> 8)
+ OUT2(code & 0xff)
+ NEXT(1, 2)
+ }
+
+ return 0;
}
#define FILL 0xfd
@@ -347,91 +347,91 @@ static const unsigned char johabjamo_jongseong[32] = {
DECODER(johab)
{
- while (inleft > 0) {
- unsigned char c = IN1, c2;
-
- REQUIRE_OUTBUF(1)
-
- if (c < 0x80) {
- OUT1(c)
- NEXT(1, 1)
- continue;
- }
-
- REQUIRE_INBUF(2)
- c2 = IN2;
-
- if (c < 0xd8) {
- /* johab hangul */
- unsigned char c_cho, c_jung, c_jong;
- unsigned char i_cho, i_jung, i_jong;
-
- c_cho = (c >> 2) & 0x1f;
- c_jung = ((c << 3) | c2 >> 5) & 0x1f;
- c_jong = c2 & 0x1f;
-
- i_cho = johabidx_choseong[c_cho];
- i_jung = johabidx_jungseong[c_jung];
- i_jong = johabidx_jongseong[c_jong];
-
- if (i_cho == NONE || i_jung == NONE || i_jong == NONE)
- return 2;
-
- /* we don't use U+1100 hangul jamo yet. */
- if (i_cho == FILL) {
- if (i_jung == FILL) {
- if (i_jong == FILL)
- OUT1(0x3000)
- else
- OUT1(0x3100 |
- johabjamo_jongseong[c_jong])
- }
- else {
- if (i_jong == FILL)
- OUT1(0x3100 |
- johabjamo_jungseong[c_jung])
- else
- return 2;
- }
- } else {
- if (i_jung == FILL) {
- if (i_jong == FILL)
- OUT1(0x3100 |
- johabjamo_choseong[c_cho])
- else
- return 2;
- }
- else
- OUT1(0xac00 +
- i_cho * 588 +
- i_jung * 28 +
- (i_jong == FILL ? 0 : i_jong))
- }
- NEXT(2, 1)
- } else {
- /* KS X 1001 except hangul jamos and syllables */
- if (c == 0xdf || c > 0xf9 ||
- c2 < 0x31 || (c2 >= 0x80 && c2 < 0x91) ||
- (c2 & 0x7f) == 0x7f ||
- (c == 0xda && (c2 >= 0xa1 && c2 <= 0xd3)))
- return 2;
- else {
- unsigned char t1, t2;
-
- t1 = (c < 0xe0 ? 2 * (c - 0xd9) :
- 2 * c - 0x197);
- t2 = (c2 < 0x91 ? c2 - 0x31 : c2 - 0x43);
- t1 = t1 + (t2 < 0x5e ? 0 : 1) + 0x21;
- t2 = (t2 < 0x5e ? t2 : t2 - 0x5e) + 0x21;
-
- TRYMAP_DEC(ksx1001, **outbuf, t1, t2);
- else return 2;
- NEXT(2, 1)
- }
- }
- }
-
- return 0;
+ while (inleft > 0) {
+ unsigned char c = IN1, c2;
+
+ REQUIRE_OUTBUF(1)
+
+ if (c < 0x80) {
+ OUT1(c)
+ NEXT(1, 1)
+ continue;
+ }
+
+ REQUIRE_INBUF(2)
+ c2 = IN2;
+
+ if (c < 0xd8) {
+ /* johab hangul */
+ unsigned char c_cho, c_jung, c_jong;
+ unsigned char i_cho, i_jung, i_jong;
+
+ c_cho = (c >> 2) & 0x1f;
+ c_jung = ((c << 3) | c2 >> 5) & 0x1f;
+ c_jong = c2 & 0x1f;
+
+ i_cho = johabidx_choseong[c_cho];
+ i_jung = johabidx_jungseong[c_jung];
+ i_jong = johabidx_jongseong[c_jong];
+
+ if (i_cho == NONE || i_jung == NONE || i_jong == NONE)
+ return 2;
+
+ /* we don't use U+1100 hangul jamo yet. */
+ if (i_cho == FILL) {
+ if (i_jung == FILL) {
+ if (i_jong == FILL)
+ OUT1(0x3000)
+ else
+ OUT1(0x3100 |
+ johabjamo_jongseong[c_jong])
+ }
+ else {
+ if (i_jong == FILL)
+ OUT1(0x3100 |
+ johabjamo_jungseong[c_jung])
+ else
+ return 2;
+ }
+ } else {
+ if (i_jung == FILL) {
+ if (i_jong == FILL)
+ OUT1(0x3100 |
+ johabjamo_choseong[c_cho])
+ else
+ return 2;
+ }
+ else
+ OUT1(0xac00 +
+ i_cho * 588 +
+ i_jung * 28 +
+ (i_jong == FILL ? 0 : i_jong))
+ }
+ NEXT(2, 1)
+ } else {
+ /* KS X 1001 except hangul jamos and syllables */
+ if (c == 0xdf || c > 0xf9 ||
+ c2 < 0x31 || (c2 >= 0x80 && c2 < 0x91) ||
+ (c2 & 0x7f) == 0x7f ||
+ (c == 0xda && (c2 >= 0xa1 && c2 <= 0xd3)))
+ return 2;
+ else {
+ unsigned char t1, t2;
+
+ t1 = (c < 0xe0 ? 2 * (c - 0xd9) :
+ 2 * c - 0x197);
+ t2 = (c2 < 0x91 ? c2 - 0x31 : c2 - 0x43);
+ t1 = t1 + (t2 < 0x5e ? 0 : 1) + 0x21;
+ t2 = (t2 < 0x5e ? t2 : t2 - 0x5e) + 0x21;
+
+ TRYMAP_DEC(ksx1001, **outbuf, t1, t2);
+ else return 2;
+ NEXT(2, 1)
+ }
+ }
+ }
+
+ return 0;
}
#undef NONE
#undef FILL
generated by cgit v0.12 at 2024-11-22 19:27:53 (GMT)