/*
 * Copyright (C) 2003-2007 Funambol, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY, TITLE, NONINFRINGEMENT or FITNESS FOR A PARTICULAR
 * PURPOSE.  See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
 * 02111-1307  USA
 */

#include <stdio.h>
#include "base/Log.h"
#include "base/util/utils.h"

#if defined(WIN32) && !defined(_WIN32_WCE)
#include <sys/stat.h>
#endif

struct Codepage {
    const char *name;
    int  codepage_id;
};

static Codepage encodings[] = {
    { "_iso-2022-jp", 50221 },
    { "_iso-2022-jp$sio", 50222 },
    { "ansi_x3.4-1968", 1252 },
    { "ansi_x3.4-1986", 1252 },
    { "arabic", 28596 },
    { "ascii", 1252 },
    { "asmo-708", 708 },
    { "big5", 950 },
    { "chinese", 936 },
    { "cn-big5", 950 },
    { "cn-gb", 936 },
    { "codepage437", 437 },
    { "cp1026", 1026 },
    { "cp1256", 1256 },
    { "cp367", 1252 },
    { "cp437", 437 },
    { "cp500", 775 },
    { "cp819", 1252 },
    { "cp852", 852 },
    { "cp866", 866 },
    { "cp870", 870 },
    { "csascii", 1252 },
    { "csbig5", 950 },
    { "cseuckr", 51949 },
    { "cseucpkdfmtjapanese", 51932 },
    { "csgb2312", 936 },
    { "csgb231280", 936 },
    { "csiso", 28591 },
    { "csiso2022jp", 50221 },
    { "csiso2022kr", 50225 },
    { "csiso58gb231280", 936 },
    { "csisolatin2", 28592 },
    { "csisolatin4", 28594 },
    { "csisolatin5", 28595 },
    { "csisolatinarabic", 28596 },
    { "csisolatincyrillic", 28595 },
    { "csisolatingreek", 28597 },
    { "csisolatinhebrew", 28598 },
    { "cskoi8r", 20866 },
    { "csksc56011987", 949 },
    { "cspc8", 437 },
    { "csshiftjis", 932 },
    { "csunicode11utf7", 65000 },
    { "cswindows31j", 932 },
    { "cyrillic", 28595 },
    { "dos-720", 720 },
    { "dos-862", 862 },
    { "dos-874", 874 },
    { "ebcdic-cp-us", 37 },
    { "ecma-114", 28596 },
    { "ecma-118", 28597 },
    { "elot_928", 28597 },
    { "euc-cn", 51936 },
    { "euc-jp", 51932 },
    { "euc-kr", 51949 },
    { "gb2312", 936 },
    { "gb2312-80", 936 },
    { "gb231280", 936 },
    { "gb_2312-80", 936 },
    { "gbk", 936 },
    { "greek", 28597 },
    { "greek8", 28597 },
    { "hebrew", 28598 },
    { "hz-gb-2312", 52936 },
    { "ibm367", 1252 },
    { "ibm437", 437 },
    { "ibm737", 737 },
    { "ibm775", 775 },
    { "ibm819", 1252 },
    { "ibm850", 850 },
    { "ibm852", 852 },
    { "ibm857", 857 },
    { "ibm861", 861 },
    { "ibm866", 866 },
    { "ibm869", 869 },
    { "iso-2022-jp", 50222 },
    { "iso-2022-kr", 50225 },
    { "iso-8859-1", 1252 },
    { "iso-8859-11", 874 },
    { "iso-8859-15", 28605 },
    { "iso-8859-2", 28592 },
    { "iso-8859-3", 28593 },
    { "iso-8859-4", 28594 },
    { "iso-8859-5", 28595 },
    { "iso-8859-6", 28596 },
    { "iso-8859-7", 28597 },
    { "iso-8859-8", 1255 },
    { "iso-8859-8-i", 38598 },
    { "iso-8859-9", 1254 },
    { "iso-ir-100", 1252 },
    { "iso-ir-101", 28592 },
    { "iso-ir-109", 28593 },
    { "iso-ir-110", 28594 },
    { "iso-ir-126", 28597 },
    { "iso-ir-127", 28596 },
    { "iso-ir-138", 28598 },
    { "iso-ir-144", 28595 },
    { "iso-ir-148", 1254 },
    { "iso-ir-149", 949 },
    { "iso-ir-58", 936 },
    { "iso-ir-6", 1252 },
    { "iso-ir-6us", 20127 },
    { "iso646-us", 1252 },
    { "iso8859-1", 1252 },
    { "iso8859-2", 28592 },
    { "iso_646.irv:1991", 1252 },
    { "iso_8859-1", 1252 },
    { "iso_8859-15", 28605 },
    { "iso_8859-1:1987", 1252 },
    { "iso_8859-2", 28592 },
    { "iso_8859-2:1987", 28592 },
    { "iso_8859-3", 28593 },
    { "iso_8859-3:1988", 28593 },
    { "iso_8859-4", 28594 },
    { "iso_8859-4:1988", 28594 },
    { "iso_8859-5", 28595 },
    { "iso_8859-5:1988", 28595 },
    { "iso_8859-6", 28596 },
    { "iso_8859-6:1987", 28596 },
    { "iso_8859-7", 28597 },
    { "iso_8859-7:1987", 28597 },
    { "iso_8859-8", 28598 },
    { "iso_8859-8-i", 1255 },
    { "iso_8859-8:1988", 28598 },
    { "iso_8859-9", 1254 },
    { "iso_8859-9:1989", 1254 },
    { "johab", 1361 },
    { "koi", 20866 },
    { "koi8", 20866 },
    { "koi8-r", 20866 },
    { "koi8-ru", 21866 },
    { "koi8-u", 21866 },
    { "koi8r", 20866 },
    { "korean", 949 },
    { "ks_c_5601", 949 },
    { "ks_c_5601-1987", 949 },
    { "ks_c_5601-1989", 949 },
    { "ks_c_5601_1987", 949 },
    { "ksc5601", 949 },
    { "ksc_5601", 949 },
    { "l1", 28591 },
    { "l2", 28592 },
    { "l3", 28593 },
    { "l4", 28594 },
    { "l5", 28599 },
    { "l9", 28605 },
    { "latin1", 1252 },
    { "latin2", 28592 },
    { "latin3", 28593 },
    { "latin4", 28594 },
    { "latin5", 1254 },
    { "latin9", 28605 },
    { "logical", 38598 },
    { "macintosh", 10000 },
    { "ms_kanji", 932 },
    { "shift-jis", 932 },
    { "shift_jis", 932 },
    { "tis-620", 874 },
    { "unicode", 1200 },
    { "unicode-1-1-utf-7", 65000 },
    { "unicode-1-1-utf-8", 65001 },
    { "unicode-2-0-utf-8", 65001 },
    { "unicodefffe", 1201 },
    { "us", 1252 },
    { "us-ascii", 1252 },
    { "utf-16", 1200 },
    { "utf-7", 65000 },
    { "utf-8", 65001 },
    { "visual", 1255 },
    { "windows-1250", 1250 },
    { "windows-1251", 1251 },
    { "windows-1252", 1252 },
    { "windows-1253", 1253 },
    { "windows-1254", 1254 },
    { "windows-1255", 1255 },
    { "windows-1256", 1256 },
    { "windows-1257", 1257 },
    { "windows-1258", 1258 },
    { "windows-874", 874 },
    { "x-ansi", 1252 },
    { "x-chinese-cns", 20000 },
    { "x-chinese-eten", 20002 },
    { "x-cp1250", 1250 },
    { "x-cp1251", 1251 },
    { "x-ebcdic-arabic", 20420 },
    { "x-ebcdic-cp-us-euro", 1140 },
    { "x-ebcdic-cyrillicrussian", 20880 },
    { "x-ebcdic-cyrillicserbianbulgarian", 21025 },
    { "x-ebcdic-denmarknorway", 20277 },
    { "x-ebcdic-denmarknorway-euro", 1142 },
    { "x-ebcdic-finlandsweden", 20278 },
    { "x-ebcdic-finlandsweden-euro", 1143 },
    { "x-ebcdic-france", 1143 },
    { "x-ebcdic-france-euro", 1147 },
    { "x-ebcdic-germany", 20273 },
    { "x-ebcdic-germany-euro", 1141 },
    { "x-ebcdic-greek", 20423 },
    { "x-ebcdic-greekmodern", 875 },
    { "x-ebcdic-hebrew", 20424 },
    { "x-ebcdic-icelandic", 20871 },
    { "x-ebcdic-icelandic-euro", 1149 },
    { "x-ebcdic-international-euro", 1148 },
    { "x-ebcdic-italy", 20280 },
    { "x-ebcdic-italy-euro", 1144 },
    { "x-ebcdic-japaneseandjapaneselatin", 50939 },
    { "x-ebcdic-japaneseandkana", 50930 },
    { "x-ebcdic-japaneseanduscanada", 50931 },
    { "x-ebcdic-japanesekatakana", 20290 },
    { "x-ebcdic-koreanandkoreanextended", 50933 },
    { "x-ebcdic-koreanextended", 20833 },
    { "x-ebcdic-simplifiedchinese", 50935 },
    { "x-ebcdic-spain", 20284 },
    { "x-ebcdic-spain-euro", 1145 },
    { "x-ebcdic-thai", 20838 },
    { "x-ebcdic-traditionalchinese", 50937 },
    { "x-ebcdic-turkish", 20905 },
    { "x-ebcdic-uk", 20285 },
    { "x-ebcdic-uk-euro", 1146 },
    { "x-euc", 51932 },
    { "x-euc-cn", 51936 },
    { "x-euc-jp", 51932 },
    { "x-europa", 29001 },
    { "x-ia5", 20105 },
    { "x-ia5-german", 20106 },
    { "x-ia5-norwegian", 20108 },
    { "x-ia5-swedish", 20107 },
    { "x-iscii-as", 57006 },
    { "x-iscii-be", 57003 },
    { "x-iscii-de", 57002 },
    { "x-iscii-gu", 57010 },
    { "x-iscii-ka", 57008 },
    { "x-iscii-ma", 57009 },
    { "x-iscii-or", 57007 },
    { "x-iscii-pa", 57011 },
    { "x-iscii-ta", 57004 },
    { "x-iscii-te", 57005 },
    { "x-mac-arabic", 10004 },
    { "x-mac-ce", 10029 },
    { "x-mac-chinesesimp", 10008 },
    { "x-mac-chinesetrad", 10002 },
    { "x-mac-cyrillic", 10007 },
    { "x-mac-greek", 10006 },
    { "x-mac-hebrew", 10005 },
    { "x-mac-icelandic", 10079 },
    { "x-mac-japanese", 10001 },
    { "x-mac-korean", 10003 },
    { "x-mac-turkish", 10081 },
    { "x-ms-cp932", 932 },
    { "x-sjis", 932 },
    { "x-unicode-2-0-utf-7", 65000 },
    { "x-unicode-2-0-utf-8", 65001 },
    { "x-x-big5", 950 },
    { NULL, 0 }
};



#if 0
#if defined(WIN32) && !defined(_WIN32_WCE)
// TODO: get temp dir !
#define TEMPROOT TEXT("C:\\WINDOWS\\TEMP")

WCHAR *mkTempFileName(const WCHAR *name)
{
	WCHAR *ret = new WCHAR[wcslen(TEMPROOT)+wcslen(name)+3] ;
	wsprintf(ret, TEXT("%s\\%s"), TEMPROOT, name);
	FILE *f;
    int i;

	for (i=0; i<10 && (f=_wfopen(ret, TEXT("r"))) != NULL; i++ ) {
		fclose(f);
		wsprintf(ret, TEXT("%s\\%d%s"), TEMPROOT, i, name);
	}

	if(i==10) {
		// Can't find a free temp file name !
		delete [] ret;
		return NULL;
	}
	return ret;
}
#endif   // #if defined(WIN32) && !defined(_WIN32_WCE)
#endif

/*
 * Return a filename composed by the system temp dir and the name given
 * in input. If the file exists, try to add a digit 0-9.
 * If this fails too, return NULL (there's must be something wrong in
 * the calling program)
 *
 * @param name - a file name, without path
 * @return - a full pathname, allocated with new[], or NULL on error
 */
char *mkTempFileName(const char *name)
{
    WCHAR tmpPath[64];
    WCHAR tmpFileName[MAX_PATH];  // System constants for the path

    GetTempPath(64, tmpPath);
    int ret = GetTempFileName(tmpPath, L"fun", 0, tmpFileName);