From 3d077e536e9fae7c292e9ab7c1e76e64076723f1 Mon Sep 17 00:00:00 2001 From: "Nicolas \"Pixel\" Noble" Date: Sat, 9 Aug 2014 19:32:46 -0700 Subject: Replacing GPLed iconv with a public domain one. --- win32/iconv/iso2022_cnext.h | 585 -------------------------------------------- 1 file changed, 585 deletions(-) delete mode 100644 win32/iconv/iso2022_cnext.h (limited to 'win32/iconv/iso2022_cnext.h') diff --git a/win32/iconv/iso2022_cnext.h b/win32/iconv/iso2022_cnext.h deleted file mode 100644 index 801973f..0000000 --- a/win32/iconv/iso2022_cnext.h +++ /dev/null @@ -1,585 +0,0 @@ -/* - * Copyright (C) 1999-2001 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., 59 Temple Place - - * Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - * ISO-2022-CN-EXT - */ - -/* Specification: RFC 1922 */ - -#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_GB2312 1 -#define STATE2_DESIGNATED_CNS11643_1 2 -#define STATE2_DESIGNATED_ISO_IR_165 3 -/* - * and one of the following values, << 16 - */ -#define STATE3_NONE 0 -#define STATE3_DESIGNATED_CNS11643_2 1 -/* - * and one of the following values, << 24 - */ -#define STATE4_NONE 0 -#define STATE4_DESIGNATED_CNS11643_3 1 -#define STATE4_DESIGNATED_CNS11643_4 2 -#define STATE4_DESIGNATED_CNS11643_5 3 -#define STATE4_DESIGNATED_CNS11643_6 4 -#define STATE4_DESIGNATED_CNS11643_7 5 - -#define SPLIT_STATE \ - unsigned int state1 = state & 0xff, state2 = (state >> 8) & 0xff, state3 = (state >> 16) & 0xff, state4 = state >> 24 -#define COMBINE_STATE \ - state = (state4 << 24) | (state3 << 16) | (state2 << 8) | state1 - -static int -iso2022_cn_ext_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] == 'A') { - state2 = STATE2_DESIGNATED_GB2312; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'G') { - state2 = STATE2_DESIGNATED_CNS11643_1; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'E') { - state2 = STATE2_DESIGNATED_ISO_IR_165; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - } - if (s[2] == '*') { - if (s[3] == 'H') { - state3 = STATE3_DESIGNATED_CNS11643_2; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - } - if (s[2] == '+') { - if (s[3] == 'I') { - state4 = STATE4_DESIGNATED_CNS11643_3; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'J') { - state4 = STATE4_DESIGNATED_CNS11643_4; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'K') { - state4 = STATE4_DESIGNATED_CNS11643_5; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'L') { - state4 = STATE4_DESIGNATED_CNS11643_6; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - if (s[3] == 'M') { - state4 = STATE4_DESIGNATED_CNS11643_7; - s += 4; count += 4; - if (n < count+1) - goto none; - continue; - } - } - } - if (s[1] == 'N') { - switch (state3) { - case STATE3_NONE: - return RET_ILSEQ; - case STATE3_DESIGNATED_CNS11643_2: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_2_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - default: abort(); - } - } - if (s[1] == 'O') { - switch (state4) { - case STATE4_NONE: - return RET_ILSEQ; - case STATE4_DESIGNATED_CNS11643_3: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_3_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - case STATE4_DESIGNATED_CNS11643_4: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_4_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - case STATE4_DESIGNATED_CNS11643_5: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_5_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - case STATE4_DESIGNATED_CNS11643_6: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_6_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - case STATE4_DESIGNATED_CNS11643_7: - if (s[2] < 0x80 && s[3] < 0x80) { - int ret = cns11643_7_mbtowc(conv,pwc,s+2,2); - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+4; - } else - return RET_ILSEQ; - default: abort(); - } - } - return RET_ILSEQ; - } - if (c == SO) { - if (state2 != STATE2_DESIGNATED_GB2312 && state2 != STATE2_DESIGNATED_CNS11643_1 && state2 != STATE2_DESIGNATED_ISO_IR_165) - return RET_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) - return RET_ILSEQ; - if (ret != 1) abort(); - if (*pwc == 0x000a || *pwc == 0x000d) { - state2 = STATE2_NONE; state3 = STATE3_NONE; state4 = STATE3_NONE; - } - COMBINE_STATE; - conv->istate = state; - return count+1; - } else - return RET_ILSEQ; - case STATE_TWOBYTE: - if (n < count+2) - goto none; - if (s[0] < 0x80 && s[1] < 0x80) { - int ret; - switch (state2) { - case STATE2_NONE: - return RET_ILSEQ; - case STATE2_DESIGNATED_GB2312: - ret = gb2312_mbtowc(conv,pwc,s,2); break; - case STATE2_DESIGNATED_CNS11643_1: - ret = cns11643_1_mbtowc(conv,pwc,s,2); break; - case STATE2_DESIGNATED_ISO_IR_165: - ret = isoir165_mbtowc(conv,pwc,s,2); break; - default: abort(); - } - if (ret == RET_ILSEQ) - return RET_ILSEQ; - if (ret != 2) abort(); - COMBINE_STATE; - conv->istate = state; - return count+2; - } else - return RET_ILSEQ; - default: abort(); - } - -none: - COMBINE_STATE; - conv->istate = state; - return RET_TOOFEW(count); -} - -static int -iso2022_cn_ext_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) -{ - state_t state = conv->ostate; - SPLIT_STATE; - unsigned char buf[3]; - int ret; - - /* There is no need to handle Unicode 3.1 tag characters and to look for - "zh-CN" or "zh-TW" tags, because GB2312 and CNS11643 are disjoint. */ - - /* 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; state3 = STATE3_NONE; state4 = STATE3_NONE; - } - COMBINE_STATE; - conv->ostate = state; - return count; - } - } - - /* Try GB 2312-1980. */ - ret = gb2312_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_GB2312 ? 0 : 4) + (state1 == STATE_TWOBYTE ? 0 : 1) + 2; - if (n < count) - return RET_TOOSMALL; - if (state2 != STATE2_DESIGNATED_GB2312) { - r[0] = ESC; - r[1] = '$'; - r[2] = ')'; - r[3] = 'A'; - r += 4; - state2 = STATE2_DESIGNATED_GB2312; - } - 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; - } - } - - ret = cns11643_wctomb(conv,buf,wc,3); - if (ret != RET_ILUNI) { - if (ret != 3) abort(); - - /* Try CNS 11643-1992 Plane 1. */ - if (buf[0] == 1 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state2 == STATE2_DESIGNATED_CNS11643_1 ? 0 : 4) + (state1 == STATE_TWOBYTE ? 0 : 1) + 2; - if (n < count) - return RET_TOOSMALL; - if (state2 != STATE2_DESIGNATED_CNS11643_1) { - r[0] = ESC; - r[1] = '$'; - r[2] = ')'; - r[3] = 'G'; - r += 4; - state2 = STATE2_DESIGNATED_CNS11643_1; - } - if (state1 != STATE_TWOBYTE) { - r[0] = SO; - r += 1; - state1 = STATE_TWOBYTE; - } - r[0] = buf[1]; - r[1] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 2. */ - if (buf[0] == 2 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state3 == STATE3_DESIGNATED_CNS11643_2 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state3 != STATE3_DESIGNATED_CNS11643_2) { - r[0] = ESC; - r[1] = '$'; - r[2] = '*'; - r[3] = 'H'; - r += 4; - state3 = STATE3_DESIGNATED_CNS11643_2; - } - r[0] = ESC; - r[1] = 'N'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 3. */ - if (buf[0] == 3 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state4 == STATE4_DESIGNATED_CNS11643_3 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state4 != STATE4_DESIGNATED_CNS11643_3) { - r[0] = ESC; - r[1] = '$'; - r[2] = '+'; - r[3] = 'I'; - r += 4; - state4 = STATE4_DESIGNATED_CNS11643_3; - } - r[0] = ESC; - r[1] = 'O'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 4. */ - if (buf[0] == 4 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state4 == STATE4_DESIGNATED_CNS11643_4 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state4 != STATE4_DESIGNATED_CNS11643_4) { - r[0] = ESC; - r[1] = '$'; - r[2] = '+'; - r[3] = 'J'; - r += 4; - state4 = STATE4_DESIGNATED_CNS11643_4; - } - r[0] = ESC; - r[1] = 'O'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 5. */ - if (buf[0] == 5 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state4 == STATE4_DESIGNATED_CNS11643_5 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state4 != STATE4_DESIGNATED_CNS11643_5) { - r[0] = ESC; - r[1] = '$'; - r[2] = '+'; - r[3] = 'K'; - r += 4; - state4 = STATE4_DESIGNATED_CNS11643_5; - } - r[0] = ESC; - r[1] = 'O'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 6. */ - if (buf[0] == 6 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state4 == STATE4_DESIGNATED_CNS11643_6 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state4 != STATE4_DESIGNATED_CNS11643_6) { - r[0] = ESC; - r[1] = '$'; - r[2] = '+'; - r[3] = 'L'; - r += 4; - state4 = STATE4_DESIGNATED_CNS11643_6; - } - r[0] = ESC; - r[1] = 'O'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - /* Try CNS 11643-1992 Plane 7. */ - if (buf[0] == 7 && buf[1] < 0x80 && buf[2] < 0x80) { - int count = (state4 == STATE4_DESIGNATED_CNS11643_7 ? 0 : 4) + 4; - if (n < count) - return RET_TOOSMALL; - if (state4 != STATE4_DESIGNATED_CNS11643_7) { - r[0] = ESC; - r[1] = '$'; - r[2] = '+'; - r[3] = 'M'; - r += 4; - state4 = STATE4_DESIGNATED_CNS11643_7; - } - r[0] = ESC; - r[1] = 'O'; - r[2] = buf[1]; - r[3] = buf[2]; - COMBINE_STATE; - conv->ostate = state; - return count; - } - - } - - /* Try ISO-IR-165. */ - ret = isoir165_wctomb(conv,buf,wc,2); - if (ret != RET_ILUNI) { - if (ret != 2) abort(); - if (buf[0] < 0x80 && buf[1] < 0x80) { - int count = (state2 == STATE2_DESIGNATED_ISO_IR_165 ? 0 : 4) + (state1 == STATE_TWOBYTE ? 0 : 1) + 2; - if (n < count) - return RET_TOOSMALL; - if (state2 != STATE2_DESIGNATED_ISO_IR_165) { - r[0] = ESC; - r[1] = '$'; - r[2] = ')'; - r[3] = 'E'; - r += 4; - state2 = STATE2_DESIGNATED_ISO_IR_165; - } - 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_cn_ext_reset (conv_t conv, unsigned char *r, int n) -{ - state_t state = conv->ostate; - SPLIT_STATE; - (void)state2; - (void)state3; - (void)state4; - 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 STATE4_DESIGNATED_CNS11643_7 -#undef STATE4_DESIGNATED_CNS11643_6 -#undef STATE4_DESIGNATED_CNS11643_5 -#undef STATE4_DESIGNATED_CNS11643_4 -#undef STATE4_DESIGNATED_CNS11643_3 -#undef STATE4_NONE -#undef STATE3_DESIGNATED_CNS11643_2 -#undef STATE3_NONE -#undef STATE2_DESIGNATED_ISO_IR_165 -#undef STATE2_DESIGNATED_CNS11643_1 -#undef STATE2_DESIGNATED_GB2312 -#undef STATE2_NONE -#undef STATE_TWOBYTE -#undef STATE_ASCII -- cgit v1.2.3