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/iconv.c | 572 ---------------------------------------------------- 1 file changed, 572 deletions(-) delete mode 100644 win32/iconv/iconv.c (limited to 'win32/iconv/iconv.c') diff --git a/win32/iconv/iconv.c b/win32/iconv/iconv.c deleted file mode 100644 index 8ebcd84..0000000 --- a/win32/iconv/iconv.c +++ /dev/null @@ -1,572 +0,0 @@ -/* - * Copyright (C) 1999-2003 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. - */ - -#include - -#include -#include -#include "iconv-config.h" -#include "localcharset.h" - -#if ENABLE_EXTRA -/* - * Consider all system dependent encodings, for any system, - * and the extra encodings. - */ -#define USE_AIX -#define USE_OSF1 -#define USE_DOS -#define USE_EXTRA -#else -/* - * Consider those system dependent encodings that are needed for the - * current system. - */ -#ifdef _AIX -#define USE_AIX -#endif -#if defined(__osf__) || defined(VMS) -#define USE_OSF1 -#endif -#if defined(__DJGPP__) || (defined(_WIN32) && (defined(_MSC_VER) || defined(__MINGW32__))) -#define USE_DOS -#endif -#endif - -/* - * Data type for general conversion loop. - */ -struct loop_funcs { - size_t (*loop_convert) (iconv_t icd, - const char* * inbuf, size_t *inbytesleft, - char* * outbuf, size_t *outbytesleft); - size_t (*loop_reset) (iconv_t icd, - char* * outbuf, size_t *outbytesleft); -}; - -/* - * Converters. - */ -#include "converters.h" - -/* - * Transliteration tables. - */ -#include "cjk_variants.h" -#include "translit.h" - -/* - * Table of all supported encodings. - */ -struct encoding { - struct mbtowc_funcs ifuncs; /* conversion multibyte -> unicode */ - struct wctomb_funcs ofuncs; /* conversion unicode -> multibyte */ - int oflags; /* flags for unicode -> multibyte conversion */ -}; -enum { -#define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \ - ei_##xxx , -#include "encodings.def" -#ifdef USE_AIX -#include "encodings_aix.def" -#endif -#ifdef USE_OSF1 -#include "encodings_osf1.def" -#endif -#ifdef USE_DOS -#include "encodings_dos.def" -#endif -#ifdef USE_EXTRA -#include "encodings_extra.def" -#endif -#include "encodings_local.def" -#undef DEFENCODING -ei_for_broken_compilers_that_dont_like_trailing_commas -}; -#include "flags.h" -static struct encoding const all_encodings[] = { -#define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \ - { xxx_ifuncs1,xxx_ifuncs2, xxx_ofuncs1,xxx_ofuncs2, ei_##xxx##_oflags }, -#include "encodings.def" -#ifdef USE_AIX -#include "encodings_aix.def" -#endif -#ifdef USE_OSF1 -#include "encodings_osf1.def" -#endif -#ifdef USE_DOS -#include "encodings_dos.def" -#endif -#ifdef USE_EXTRA -#include "encodings_extra.def" -#endif -#undef DEFENCODING -#define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \ - { xxx_ifuncs1,xxx_ifuncs2, xxx_ofuncs1,xxx_ofuncs2, 0 }, -#include "encodings_local.def" -#undef DEFENCODING -}; - -/* - * Conversion loops. - */ -#include "loops.h" - -/* - * Alias lookup function. - * Defines - * struct alias { int name; unsigned int encoding_index; }; - * const struct alias * aliases_lookup (const char *str, unsigned int len); - * #define MAX_WORD_LENGTH ... - */ -#include "aliases.h" - -/* - * System dependent alias lookup function. - * Defines - * const struct alias * aliases2_lookup (const char *str); - */ -#if defined(USE_AIX) || defined(USE_OSF1) || defined(USE_DOS) || defined(USE_EXTRA) /* || ... */ -struct stringpool2_t { -#define S(tag,name,encoding_index) char stringpool_##tag[sizeof(name)]; -#include "aliases2.h" -#undef S -}; -static const struct stringpool2_t stringpool2_contents = { -#define S(tag,name,encoding_index) name, -#include "aliases2.h" -#undef S -}; -#define stringpool2 ((const char *) &stringpool2_contents) -static const struct alias sysdep_aliases[] = { -#define S(tag,name,encoding_index) { (int)(long)&((struct stringpool2_t *)0)->stringpool_##tag, encoding_index }, -#include "aliases2.h" -#undef S -}; -#ifdef __GNUC__ -__inline -#endif -const struct alias * -aliases2_lookup (register const char *str) -{ - const struct alias * ptr; - unsigned int count; - for (ptr = sysdep_aliases, count = sizeof(sysdep_aliases)/sizeof(sysdep_aliases[0]); count > 0; ptr++, count--) - if (!strcmp(str, stringpool2 + ptr->name)) - return ptr; - return NULL; -} -#else -#define aliases2_lookup(str) NULL -#endif - -#if 0 -/* Like !strcasecmp, except that the both strings can be assumed to be ASCII - and the first string can be assumed to be in uppercase. */ -static int strequal (const char* str1, const char* str2) -{ - unsigned char c1; - unsigned char c2; - for (;;) { - c1 = * (unsigned char *) str1++; - c2 = * (unsigned char *) str2++; - if (c1 == 0) - break; - if (c2 >= 'a' && c2 <= 'z') - c2 -= 'a'-'A'; - if (c1 != c2) - break; - } - return (c1 == c2); -} -#endif - -iconv_t iconv_open (const char* tocode, const char* fromcode) -{ - struct conv_struct * cd; - char buf[MAX_WORD_LENGTH+10+1]; - const char* cp; - char* bp; - const struct alias * ap; - unsigned int count; - unsigned int from_index; - int from_wchar; - unsigned int to_index; - int to_wchar; - int transliterate = 0; - int discard_ilseq = 0; - - /* Before calling aliases_lookup, convert the input string to upper case, - * and check whether it's entirely ASCII (we call gperf with option "-7" - * to achieve a smaller table) and non-empty. If it's not entirely ASCII, - * or if it's too long, it is not a valid encoding name. - */ - for (to_wchar = 0;;) { - /* Search tocode in the table. */ - for (cp = tocode, bp = buf, count = MAX_WORD_LENGTH+10+1; ; cp++, bp++) { - unsigned char c = * (unsigned char *) cp; - if (c >= 0x80) - goto invalid; - if (c >= 'a' && c <= 'z') - c -= 'a'-'A'; - *bp = c; - if (c == '\0') - break; - if (--count == 0) - goto invalid; - } - if (bp-buf >= 10 && memcmp(bp-10,"//TRANSLIT",10)==0) { - bp -= 10; - *bp = '\0'; - transliterate = 1; - } - if (bp-buf >= 8 && memcmp(bp-8,"//IGNORE",8)==0) { - bp -= 8; - *bp = '\0'; - discard_ilseq = 1; - } - if (buf[0] == '\0') { - tocode = locale_charset(); - /* Avoid an endless loop that could occur when using an older version - of localcharset.c. */ - if (tocode[0] == '\0') - goto invalid; - continue; - } - ap = aliases_lookup(buf,bp-buf); - if (ap == NULL) { - ap = aliases2_lookup(buf); - if (ap == NULL) - goto invalid; - } - if (ap->encoding_index == ei_local_char) { - tocode = locale_charset(); - /* Avoid an endless loop that could occur when using an older version - of localcharset.c. */ - if (tocode[0] == '\0') - goto invalid; - continue; - } - if (ap->encoding_index == ei_local_wchar_t) { -#if __STDC_ISO_10646__ - if (sizeof(wchar_t) == 4) { - to_index = ei_ucs4internal; - break; - } - if (sizeof(wchar_t) == 2) { - to_index = ei_ucs2internal; - break; - } - if (sizeof(wchar_t) == 1) { - to_index = ei_iso8859_1; - break; - } -#endif -#if HAVE_MBRTOWC - to_wchar = 1; - tocode = locale_charset(); - continue; -#endif - goto invalid; - } - to_index = ap->encoding_index; - break; - } - for (from_wchar = 0;;) { - /* Search fromcode in the table. */ - for (cp = fromcode, bp = buf, count = MAX_WORD_LENGTH+10+1; ; cp++, bp++) { - unsigned char c = * (unsigned char *) cp; - if (c >= 0x80) - goto invalid; - if (c >= 'a' && c <= 'z') - c -= 'a'-'A'; - *bp = c; - if (c == '\0') - break; - if (--count == 0) - goto invalid; - } - if (bp-buf >= 10 && memcmp(bp-10,"//TRANSLIT",10)==0) { - bp -= 10; - *bp = '\0'; - } - if (bp-buf >= 8 && memcmp(bp-8,"//IGNORE",8)==0) { - bp -= 8; - *bp = '\0'; - } - if (buf[0] == '\0') { - fromcode = locale_charset(); - /* Avoid an endless loop that could occur when using an older version - of localcharset.c. */ - if (fromcode[0] == '\0') - goto invalid; - continue; - } - ap = aliases_lookup(buf,bp-buf); - if (ap == NULL) { - ap = aliases2_lookup(buf); - if (ap == NULL) - goto invalid; - } - if (ap->encoding_index == ei_local_char) { - fromcode = locale_charset(); - /* Avoid an endless loop that could occur when using an older version - of localcharset.c. */ - if (fromcode[0] == '\0') - goto invalid; - continue; - } - if (ap->encoding_index == ei_local_wchar_t) { -#if __STDC_ISO_10646__ - if (sizeof(wchar_t) == 4) { - from_index = ei_ucs4internal; - break; - } - if (sizeof(wchar_t) == 2) { - from_index = ei_ucs2internal; - break; - } - if (sizeof(wchar_t) == 1) { - from_index = ei_iso8859_1; - break; - } -#endif -#if HAVE_WCRTOMB - from_wchar = 1; - fromcode = locale_charset(); - continue; -#endif - goto invalid; - } - from_index = ap->encoding_index; - break; - } - cd = (struct conv_struct *) malloc(from_wchar != to_wchar - ? sizeof(struct wchar_conv_struct) - : sizeof(struct conv_struct)); - if (cd == NULL) { - errno = ENOMEM; - return (iconv_t)(-1); - } - cd->iindex = from_index; - cd->ifuncs = all_encodings[from_index].ifuncs; - cd->oindex = to_index; - cd->ofuncs = all_encodings[to_index].ofuncs; - cd->oflags = all_encodings[to_index].oflags; - /* Initialize the loop functions. */ -#if HAVE_MBRTOWC - if (to_wchar) { -#if HAVE_WCRTOMB - if (from_wchar) { - cd->lfuncs.loop_convert = wchar_id_loop_convert; - cd->lfuncs.loop_reset = wchar_id_loop_reset; - } else -#endif - { - cd->lfuncs.loop_convert = wchar_to_loop_convert; - cd->lfuncs.loop_reset = wchar_to_loop_reset; - } - } else -#endif - { -#if HAVE_WCRTOMB - if (from_wchar) { - cd->lfuncs.loop_convert = wchar_from_loop_convert; - cd->lfuncs.loop_reset = wchar_from_loop_reset; - } else -#endif - { - cd->lfuncs.loop_convert = unicode_loop_convert; - cd->lfuncs.loop_reset = unicode_loop_reset; - } - } - /* Initialize the states. */ - memset(&cd->istate,'\0',sizeof(state_t)); - memset(&cd->ostate,'\0',sizeof(state_t)); - /* Initialize the operation flags. */ - cd->transliterate = transliterate; - cd->discard_ilseq = discard_ilseq; - /* Initialize additional fields. */ - if (from_wchar != to_wchar) { - struct wchar_conv_struct * wcd = (struct wchar_conv_struct *) cd; - memset(&wcd->state,'\0',sizeof(mbstate_t)); - } - /* Done. */ - return (iconv_t)cd; -invalid: - errno = EINVAL; - return (iconv_t)(-1); -} - -size_t iconv (iconv_t icd, - ICONV_CONST char* * inbuf, size_t *inbytesleft, - char* * outbuf, size_t *outbytesleft) -{ - conv_t cd = (conv_t) icd; - if (inbuf == NULL || *inbuf == NULL) - return cd->lfuncs.loop_reset(icd,outbuf,outbytesleft); - else - return cd->lfuncs.loop_convert(icd, - (const char* *)inbuf,inbytesleft, - outbuf,outbytesleft); -} - -int iconv_close (iconv_t icd) -{ - conv_t cd = (conv_t) icd; - free(cd); - return 0; -} - -#ifndef LIBICONV_PLUG - -int iconvctl (iconv_t icd, int request, void* argument) -{ - conv_t cd = (conv_t) icd; - switch (request) { - case ICONV_TRIVIALP: - *(int *)argument = - ((cd->lfuncs.loop_convert == unicode_loop_convert - && cd->iindex == cd->oindex) - || cd->lfuncs.loop_convert == wchar_id_loop_convert - ? 1 : 0); - return 0; - case ICONV_GET_TRANSLITERATE: - *(int *)argument = cd->transliterate; - return 0; - case ICONV_SET_TRANSLITERATE: - cd->transliterate = (*(const int *)argument ? 1 : 0); - return 0; - case ICONV_GET_DISCARD_ILSEQ: - *(int *)argument = cd->discard_ilseq; - return 0; - case ICONV_SET_DISCARD_ILSEQ: - cd->discard_ilseq = (*(const int *)argument ? 1 : 0); - return 0; - default: - errno = EINVAL; - return -1; - } -} - -/* An alias after its name has been converted from 'int' to 'const char*'. */ -struct nalias { const char* name; unsigned int encoding_index; }; - -static int compare_by_index (const void * arg1, const void * arg2) -{ - const struct nalias * alias1 = (const struct nalias *) arg1; - const struct nalias * alias2 = (const struct nalias *) arg2; - return (int)alias1->encoding_index - (int)alias2->encoding_index; -} - -static int compare_by_name (const void * arg1, const void * arg2) -{ - const char * name1 = *(const char **)arg1; - const char * name2 = *(const char **)arg2; - /* Compare alphabetically, but put "CS" names at the end. */ - int sign = strcmp(name1,name2); - if (sign != 0) { - sign = ((name1[0]=='C' && name1[1]=='S') - (name2[0]=='C' && name2[1]=='S')) - * 4 + (sign >= 0 ? 1 : -1); - } - return sign; -} - -void iconvlist (int (*do_one) (unsigned int namescount, - const char * const * names, - void* data), - void* data) -{ -#define aliascount1 sizeof(aliases)/sizeof(aliases[0]) -#ifndef aliases2_lookup -#define aliascount2 sizeof(sysdep_aliases)/sizeof(sysdep_aliases[0]) -#else -#define aliascount2 0 -#endif -#define aliascount (aliascount1+aliascount2) - struct nalias aliasbuf[aliascount]; - const char * namesbuf[aliascount]; - size_t num_aliases; - { - /* Put all existing aliases into a buffer. */ - size_t i; - size_t j; - j = 0; - for (i = 0; i < aliascount1; i++) { - const struct alias * p = &aliases[i]; - if (p->name >= 0 - && p->encoding_index != ei_local_char - && p->encoding_index != ei_local_wchar_t) { - aliasbuf[j].name = stringpool + p->name; - aliasbuf[j].encoding_index = p->encoding_index; - j++; - } - } -#ifndef aliases2_lookup - for (i = 0; i < aliascount2; i++) { - aliasbuf[j].name = stringpool2 + sysdep_aliases[i].name; - aliasbuf[j].encoding_index = sysdep_aliases[i].encoding_index; - j++; - } -#endif - num_aliases = j; - } - /* Sort by encoding_index. */ - if (num_aliases > 1) - qsort(aliasbuf, num_aliases, sizeof(struct nalias), compare_by_index); - { - /* Process all aliases with the same encoding_index together. */ - size_t j; - j = 0; - while (j < num_aliases) { - unsigned int ei = aliasbuf[j].encoding_index; - size_t i = 0; - do - namesbuf[i++] = aliasbuf[j++].name; - while (j < num_aliases && aliasbuf[j].encoding_index == ei); - if (i > 1) - qsort(namesbuf, i, sizeof(const char *), compare_by_name); - /* Call the callback. */ - if (do_one(i,namesbuf,data)) - break; - } - } -#undef aliascount -#undef aliascount2 -#undef aliascount1 -} - -int _libiconv_version = _LIBICONV_VERSION; - -#if defined __FreeBSD__ && !defined __gnu_freebsd__ -/* GNU libiconv is the native FreeBSD iconv implementation since 2002. - It wants to define the symbols 'iconv_open', 'iconv', 'iconv_close'. */ -#define strong_alias(name, aliasname) _strong_alias(name, aliasname) -#define _strong_alias(name, aliasname) \ - extern __typeof (name) aliasname __attribute__ ((alias (#name))); -#undef iconv_open -#undef iconv -#undef iconv_close -strong_alias (libiconv_open, iconv_open) -strong_alias (libiconv, iconv) -strong_alias (libiconv_close, iconv_close) -#endif - -#endif -- cgit v1.2.3