diff options
Diffstat (limited to 'jni/iconv/lib/iso2022_kr.h')
| -rw-r--r-- | jni/iconv/lib/iso2022_kr.h | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/jni/iconv/lib/iso2022_kr.h b/jni/iconv/lib/iso2022_kr.h deleted file mode 100644 index 8045d4e..0000000 --- a/jni/iconv/lib/iso2022_kr.h +++ /dev/null @@ -1,222 +0,0 @@ -/* - * Copyright (C) 1999-2001, 2008 Free Software Foundation, Inc. - * This file is part of the GNU LIBICONV Library. - * - * The GNU LIBICONV Library is free software; you can redistribute it - * and/or modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * The GNU LIBICONV Library is distributed in the hope that it will be - * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with the GNU LIBICONV Library; see the file COPYING.LIB. - * If not, write to the Free Software Foundation, Inc., 51 Franklin Street, - * Fifth Floor, Boston, MA 02110-1301, USA. - */ - -/* - * ISO-2022-KR - */ - -/* Specification: RFC 1557 */ - -/* Note: CJK.INF says the SO designator needs to appear only once at the - beginning of a text, but to decrease the risk of ambiguities, when - producing ISO-2022-KR, we repeat the designator in every line containing - SO characters. RFC 1557 does not mandate this. */ - -#define ESC 0x1b -#define SO 0x0e -#define SI 0x0f - -/* - * The state is composed of one of the following values - */ -#define STATE_ASCII 0 -#define STATE_TWOBYTE 1 -/* - * and one of the following values, << 8 - */ -#define STATE2_NONE 0 -#define STATE2_DESIGNATED_KSC5601 1 - -#define SPLIT_STATE \ - unsigned int state1 = state & 0xff, state2 = state >> 8 -#define COMBINE_STATE \ - state = (state2 << 8) | state1 - -static int -iso2022_kr_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) -{ - state_t state = conv->istate; - SPLIT_STATE; - int count = 0; - unsigned char c; - for (;;) { - c = *s; - if (c == ESC) { - if (n < count+4) - goto none; - if (s[1] == '$') { - if (s[2] == ')') { - if (s[3] == 'C') { - state2 = STATE2_DESIGNATED_KSC5601; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - } - } - goto ilseq; - } - if (c == SO) { - if (state2 != STATE2_DESIGNATED_KSC5601) - goto ilseq; - state1 = STATE_TWOBYTE; - s++; count++; - if (n < count+1) - goto none; - continue; - } - if (c == SI) { - state1 = STATE_ASCII; - s++; count++; - if (n < count+1) - goto none; - continue; - } - break; - } - switch (state1) { - case STATE_ASCII: - if (c < 0x80) { - int ret = ascii_mbtowc(conv,pwc,s,1); - if (ret == RET_ILSEQ) - goto ilseq; - if (ret != 1) abort(); -#if 0 /* Accept ISO-2022-KR according to CJK.INF. */ - if (*pwc == 0x000a || *pwc == 0x000d) - state2 = STATE2_NONE; -#endif - COMBINE_STATE; - conv->istate = state; - return count+1; - } else - goto ilseq; - case STATE_TWOBYTE: - if (n < count+2) - goto none; - if (state2 != STATE2_DESIGNATED_KSC5601) abort(); - if (s[0] < 0x80 && s[1] < 0x80) { - int ret = ksc5601_mbtowc(conv,pwc,s,2); - if (ret == RET_ILSEQ) - goto ilseq; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+2; - } else - goto ilseq; - default: abort(); - } - -none: - COMBINE_STATE; - conv->istate = state; - return RET_TOOFEW(count); - -ilseq: - COMBINE_STATE; - conv->istate = state; - return RET_SHIFT_ILSEQ(count); -} - -static int -iso2022_kr_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) -{ - state_t state = conv->ostate; - SPLIT_STATE; - unsigned char buf[2]; - int ret; - - /* Try ASCII. */ - ret = ascii_wctomb(conv,buf,wc,1); - if (ret != RET_ILUNI) { - if (ret != 1) abort(); - if (buf[0] < 0x80) { - int count = (state1 == STATE_ASCII ? 1 : 2); - if (n < count) - return RET_TOOSMALL; - if (state1 != STATE_ASCII) { - r[0] = SI; - r += 1; - state1 = STATE_ASCII; - } - r[0] = buf[0]; - if (wc == 0x000a || wc == 0x000d) - state2 = STATE2_NONE; - COMBINE_STATE; - conv->ostate = state; - return count; - } - } - - /* Try KS C 5601-1992. */ - ret = ksc5601_wctomb(conv,buf,wc,2); - if (ret != RET_ILUNI) { - if (ret != 2) abort(); - if (buf[0] < 0x80 && buf[1] < 0x80) { - int count = (state2 == STATE2_DESIGNATED_KSC5601 ? 0 : 4) + (state1 == STATE_TWOBYTE ? 0 : 1) + 2; - if (n < count) - return RET_TOOSMALL; - if (state2 != STATE2_DESIGNATED_KSC5601) { - r[0] = ESC; - r[1] = '$'; - r[2] = ')'; - r[3] = 'C'; - r += 4; - state2 = STATE2_DESIGNATED_KSC5601; - } - if (state1 != STATE_TWOBYTE) { - r[0] = SO; - r += 1; - state1 = STATE_TWOBYTE; - } - r[0] = buf[0]; - r[1] = buf[1]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - } - - return RET_ILUNI; -} - -static int -iso2022_kr_reset (conv_t conv, unsigned char *r, int n) -{ - state_t state = conv->ostate; - SPLIT_STATE; - (void)state2; - if (state1 != STATE_ASCII) { - if (n < 1) - return RET_TOOSMALL; - r[0] = SI; - /* conv->ostate = 0; will be done by the caller */ - return 1; - } else - return 0; -} - -#undef COMBINE_STATE -#undef SPLIT_STATE -#undef STATE2_DESIGNATED_KSC5601 -#undef STATE2_NONE -#undef STATE_TWOBYTE -#undef STATE_ASCII |