ObjFW  Check-in [adbf31f2f9]

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				4B2227A61D4FE23700A41CD3 /* atomic_x86.h */,
				4BA9CFA315E129D30076DC74 /* autorelease.h */,
				4B3D236D1337FB5800DD29B8 /* base64.h */,
				4B3D236E1337FB5800DD29B8 /* base64.m */,
				4B837D7716829C5F007A3E83 /* block.h */,
				4BB52CC617B8EA7F00B7EBF5 /* codepage_437.m */,
				4B5EBFB51E25A8CF004FE6A2 /* codepage_850.m */,
				4B6736111E2B2F6F00681F2C /* codepage_858.m */,
				4B881D391CCBFE0700E2F7D8 /* crc32.h */,
				4B881D3A1CCBFE0700E2F7D8 /* crc32.m */,
				4B837D7816829C5F007A3E83 /* instance.h */,
				4B6AF96F10A8D40E0003FB0A /* iso_8859_15.m */,
				4BE17AD812FD744C002CEB0B /* foundation-compat.m */,
				4BBA36C511406AB700CBA3AC /* macros.h */,
				4B5EBFB81E25A937004FE6A2 /* mac_roman.m */,

				4B2C21851DA292BE00735907 /* OFXMLParser.m in Sources */,
				4B2C21861DA292BE00735907 /* OFXMLProcessingInstructions.m in Sources */,
				4B2C21871DA292BE00735907 /* OFZIPArchive.m in Sources */,
				4B2C21881DA292BE00735907 /* OFZIPArchiveEntry.m in Sources */,
				4B2C21891DA292BE00735907 /* base64.m in Sources */,
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				4B5EBFB71E25A8CF004FE6A2 /* codepage_850.m in Sources */,
				4B6736131E2B2F6F00681F2C /* codepage_858.m in Sources */,
				4B2C218B1DA292BE00735907 /* crc32.m in Sources */,
				4B2C218C1DA292BE00735907 /* iso_8859_15.m in Sources */,
				4B2C218D1DA292BE00735907 /* foundation-compat.m in Sources */,
				4B5EBFBA1E25A937004FE6A2 /* mac_roman.m in Sources */,
				4B2C218E1DA292BE00735907 /* of_asprintf.m in Sources */,
				4B2C218F1DA292BE00735907 /* of_strptime.m in Sources */,
				4B2C21901DA292BE00735907 /* pbkdf2.m in Sources */,

				4B3D23B11337FC0D00DD29B8 /* OFXMLParser.m in Sources */,
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				4BB52CC717B8EA7F00B7EBF5 /* codepage_437.m in Sources */,
				4B5EBFB61E25A8CF004FE6A2 /* codepage_850.m in Sources */,
				4B6736121E2B2F6F00681F2C /* codepage_858.m in Sources */,
				4B881D3D1CCBFE2A00E2F7D8 /* crc32.m in Sources */,
				4B3D23B41337FC0D00DD29B8 /* iso_8859_15.m in Sources */,
				4B3D23B51337FC0D00DD29B8 /* foundation-compat.m in Sources */,
				4B5EBFB91E25A937004FE6A2 /* mac_roman.m in Sources */,
				4B3D23EE1337FFD000DD29B8 /* of_asprintf.m in Sources */,
				4BA355BA14879BDD00442EF4 /* of_strptime.m in Sources */,
				4BD306351D46CEE300E2F372 /* pbkdf2.m in Sources */,

	OFMutableSet_hashtable.m	\
	OFMutableString_UTF8.m		\
	OFSet_hashtable.m		\
	OFString_UTF8.m			\
	${AUTORELEASE_M}		\
	codepage_437.m			\
	codepage_850.m			\
	codepage_858.m			\
	${FOUNDATION_COMPAT_M}		\
	${INSTANCE_M}			\
	iso_8859_15.m			\
	mac_roman.m			\
	${UNICODE_M}			\
	windows_1251.m			\
	windows_1252.m

			encoding = OF_STRING_ENCODING_WINDOWS_1252;
		else if ([contentType hasSuffix: @"charset=cp437"] ||
		    [contentType hasSuffix: @"charset=cp-437"])
			encoding = OF_STRING_ENCODING_CODEPAGE_437;
		else if ([contentType hasSuffix: @"charset=cp850"] ||
		    [contentType hasSuffix: @"charset=cp-850"])
			encoding = OF_STRING_ENCODING_CODEPAGE_850;
		else if ([contentType hasSuffix: @"charset=cp858"] ||
		    [contentType hasSuffix: @"charset=cp-858"])
			encoding = OF_STRING_ENCODING_CODEPAGE_858;
		else if ([contentType hasSuffix: @"charset=macintosh"])
			encoding = OF_STRING_ENCODING_MAC_ROMAN;
	}

	if (encoding == OF_STRING_ENCODING_AUTODETECT)
		encoding = OF_STRING_ENCODING_UTF_8;

	OF_STRING_ENCODING_WINDOWS_1251,
	/*! Windows-1252 */
	OF_STRING_ENCODING_WINDOWS_1252,
	/*! Codepage 437 */
	OF_STRING_ENCODING_CODEPAGE_437,
	/*! Codepage 850 */
	OF_STRING_ENCODING_CODEPAGE_850,
	/*! Codepage 858 */
	OF_STRING_ENCODING_CODEPAGE_858,
	/*! Mac OS Roman */
	OF_STRING_ENCODING_MAC_ROMAN,
	/*! Try to automatically detect the encoding */
	OF_STRING_ENCODING_AUTODETECT = 0xFF
} of_string_encoding_t;

enum {

    size_t, bool);
extern bool of_unicode_to_windows_1252(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_codepage_437(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_codepage_850(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_codepage_858(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_mac_roman(const of_unichar_t*, unsigned char*,
    size_t, bool);

/* References for static linking */
void
_references_to_categories_of_OFString(void)
{

		if (!of_unicode_to_codepage_850(characters,
		    (unsigned char*)cString, length, lossy))
			@throw [OFInvalidEncodingException exception];

		cString[length] = '\0';

		return length;
	case OF_STRING_ENCODING_CODEPAGE_858:
		if (length + 1 > maxLength)
			@throw [OFOutOfRangeException exception];

		if (!of_unicode_to_codepage_858(characters,
		    (unsigned char*)cString, length, lossy))
			@throw [OFInvalidEncodingException exception];

		cString[length] = '\0';

		return length;
	case OF_STRING_ENCODING_MAC_ROMAN:
		if (length + 1 > maxLength)
			@throw [OFOutOfRangeException exception];

		if (!of_unicode_to_mac_roman(characters,
		    (unsigned char*)cString, length, lossy))

	case OF_STRING_ENCODING_ASCII:
	case OF_STRING_ENCODING_ISO_8859_1:
	case OF_STRING_ENCODING_ISO_8859_15:
	case OF_STRING_ENCODING_WINDOWS_1251:
	case OF_STRING_ENCODING_WINDOWS_1252:
	case OF_STRING_ENCODING_CODEPAGE_437:
	case OF_STRING_ENCODING_CODEPAGE_850:
	case OF_STRING_ENCODING_CODEPAGE_858:
	case OF_STRING_ENCODING_MAC_ROMAN:
		cString = [object allocMemoryWithSize: length + 1];

		[self OF_getCString: cString
			  maxLength: length + 1
			   encoding: encoding
			      lossy: lossy];

	case OF_STRING_ENCODING_ASCII:
	case OF_STRING_ENCODING_ISO_8859_1:
	case OF_STRING_ENCODING_ISO_8859_15:
	case OF_STRING_ENCODING_WINDOWS_1251:
	case OF_STRING_ENCODING_WINDOWS_1252:
	case OF_STRING_ENCODING_CODEPAGE_437:
	case OF_STRING_ENCODING_CODEPAGE_850:
	case OF_STRING_ENCODING_CODEPAGE_858:
	case OF_STRING_ENCODING_MAC_ROMAN:
		return [self length];
	default:
		@throw [OFInvalidEncodingException exception];
	}
}

#import "unicode.h"

extern const of_char16_t of_iso_8859_15[128];
extern const of_char16_t of_windows_1251[128];
extern const of_char16_t of_windows_1252[128];
extern const of_char16_t of_codepage_437[128];
extern const of_char16_t of_codepage_850[128];
extern const of_char16_t of_codepage_858[128];
extern const of_char16_t of_mac_roman[128];

static inline int
memcasecmp(const char *first, const char *second, size_t length)
{
	for (size_t i = 0; i < length; i++) {
		unsigned char f = first[i];

			table = of_windows_1252;
			break;
		case OF_STRING_ENCODING_CODEPAGE_437:
			table = of_codepage_437;
			break;
		case OF_STRING_ENCODING_CODEPAGE_850:
			table = of_codepage_850;
			break;
		case OF_STRING_ENCODING_CODEPAGE_858:
			table = of_codepage_858;
			break;
		case OF_STRING_ENCODING_MAC_ROMAN:
			table = of_mac_roman;
			break;
		default:
			@throw [OFInvalidEncodingException exception];
		}

				    [value isEqual: @"cp-437"])
					_encoding =
					    OF_STRING_ENCODING_CODEPAGE_437;
				else if ([value isEqual: @"cp850"] ||
				    [value isEqual: @"cp-850"])
					_encoding =
					    OF_STRING_ENCODING_CODEPAGE_850;
				else if ([value isEqual: @"cp858"] ||
				    [value isEqual: @"cp-858"])
					_encoding =
					    OF_STRING_ENCODING_CODEPAGE_858;
				else if ([value isEqual: @"macintosh"])
					_encoding =
					    OF_STRING_ENCODING_MAC_ROMAN;
				else
					return false;
			}

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFString.h"

const of_char16_t of_codepage_858[128] = {
	0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
	0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
	0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9,
	0x00FF, 0x00D6, 0x00DC, 0x00F8, 0x00A3, 0x00D8, 0x00D7, 0x0192,
	0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA,
	0x00BF, 0x00AE, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
	0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x00C1, 0x00C2, 0x00C0,
	0x00A9, 0x2563, 0x2551, 0x2557, 0x255D, 0x00A2, 0x00A5, 0x2510,
	0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x00E3, 0x00C3,
	0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
	0x00F0, 0x00D0, 0x00CA, 0x00CB, 0x00C8, 0x20AC, 0x00CD, 0x00CE,
	0x00CF, 0x2518, 0x250C, 0x2588, 0x2584, 0x00A6, 0x00CC, 0x2580,
	0x00D3, 0x00DF, 0x00D4, 0x00D2, 0x00F5, 0x00D5, 0x00B5, 0x00FE,
	0x00DE, 0x00DA, 0x00DB, 0x00D9, 0x00FD, 0x00DD, 0x00AF, 0x00B4,
	0x00AD, 0x00B1, 0x2017, 0x00BE, 0x00B6, 0x00A7, 0x00F7, 0x00B8,
	0x00B0, 0x00A8, 0x00B7, 0x00B9, 0x00B3, 0x00B2, 0x25A0, 0x00A0
};

bool
of_unicode_to_codepage_858(const of_unichar_t *input, unsigned char *output,
    size_t length, bool lossy)
{
	for (size_t i = 0; i < length; i++) {
		of_unichar_t c = input[i];

		if OF_UNLIKELY (c > 0x7F) {
			if OF_UNLIKELY (c > 0xFFFF) {
				if (lossy) {
					output[i] = '?';
					continue;
				} else
					return false;
			}

			switch ((of_char16_t)c) {
			case 0xC7:
				output[i] = 0x80;
				break;
			case 0xFC:
				output[i] = 0x81;
				break;
			case 0xE9:
				output[i] = 0x82;
				break;
			case 0xE2:
				output[i] = 0x83;
				break;
			case 0xE4:
				output[i] = 0x84;
				break;
			case 0xE0:
				output[i] = 0x85;
				break;
			case 0xE5:
				output[i] = 0x86;
				break;
			case 0xE7:
				output[i] = 0x87;
				break;
			case 0xEA:
				output[i] = 0x88;
				break;
			case 0xEB:
				output[i] = 0x89;
				break;
			case 0xE8:
				output[i] = 0x8A;
				break;
			case 0xEF:
				output[i] = 0x8B;
				break;
			case 0xEE:
				output[i] = 0x8C;
				break;
			case 0xEC:
				output[i] = 0x8D;
				break;
			case 0xC4:
				output[i] = 0x8E;
				break;
			case 0xC5:
				output[i] = 0x8F;
				break;
			case 0xC9:
				output[i] = 0x90;
				break;
			case 0xE6:
				output[i] = 0x91;
				break;
			case 0xC6:
				output[i] = 0x92;
				break;
			case 0xF4:
				output[i] = 0x93;
				break;
			case 0xF6:
				output[i] = 0x94;
				break;
			case 0xF2:
				output[i] = 0x95;
				break;
			case 0xFB:
				output[i] = 0x96;
				break;
			case 0xF9:
				output[i] = 0x97;
				break;
			case 0xFF:
				output[i] = 0x98;
				break;
			case 0xD6:
				output[i] = 0x99;
				break;
			case 0xDC:
				output[i] = 0x9A;
				break;
			case 0xF8:
				output[i] = 0x9B;
				break;
			case 0xA3:
				output[i] = 0x9C;
				break;
			case 0xD8:
				output[i] = 0x9D;
				break;
			case 0xD7:
				output[i] = 0x9E;
				break;
			case 0x192:
				output[i] = 0x9F;
				break;
			case 0xE1:
				output[i] = 0xA0;
				break;
			case 0xED:
				output[i] = 0xA1;
				break;
			case 0xF3:
				output[i] = 0xA2;
				break;
			case 0xFA:
				output[i] = 0xA3;
				break;
			case 0xF1:
				output[i] = 0xA4;
				break;
			case 0xD1:
				output[i] = 0xA5;
				break;
			case 0xAA:
				output[i] = 0xA6;
				break;
			case 0xBA:
				output[i] = 0xA7;
				break;
			case 0xBF:
				output[i] = 0xA8;
				break;
			case 0xAE:
				output[i] = 0xA9;
				break;
			case 0xAC:
				output[i] = 0xAA;
				break;
			case 0xBD:
				output[i] = 0xAB;
				break;
			case 0xBC:
				output[i] = 0xAC;
				break;
			case 0xA1:
				output[i] = 0xAD;
				break;
			case 0xAB:
				output[i] = 0xAE;
				break;
			case 0xBB:
				output[i] = 0xAF;
				break;
			case 0x2591:
				output[i] = 0xB0;
				break;
			case 0x2592:
				output[i] = 0xB1;
				break;
			case 0x2593:
				output[i] = 0xB2;
				break;
			case 0x2502:
				output[i] = 0xB3;
				break;
			case 0x2524:
				output[i] = 0xB4;
				break;
			case 0xC1:
				output[i] = 0xB5;
				break;
			case 0xC2:
				output[i] = 0xB6;
				break;
			case 0xC0:
				output[i] = 0xB7;
				break;
			case 0xA9:
				output[i] = 0xB8;
				break;
			case 0x2563:
				output[i] = 0xB9;
				break;
			case 0x2551:
				output[i] = 0xBA;
				break;
			case 0x2557:
				output[i] = 0xBB;
				break;
			case 0x255D:
				output[i] = 0xBC;
				break;
			case 0xA2:
				output[i] = 0xBD;
				break;
			case 0xA5:
				output[i] = 0xBE;
				break;
			case 0x2510:
				output[i] = 0xBF;
				break;
			case 0x2514:
				output[i] = 0xC0;
				break;
			case 0x2534:
				output[i] = 0xC1;
				break;
			case 0x252C:
				output[i] = 0xC2;
				break;
			case 0x251C:
				output[i] = 0xC3;
				break;
			case 0x2500:
				output[i] = 0xC4;
				break;
			case 0x253C:
				output[i] = 0xC5;
				break;
			case 0xE3:
				output[i] = 0xC6;
				break;
			case 0xC3:
				output[i] = 0xC7;
				break;
			case 0x255A:
				output[i] = 0xC8;
				break;
			case 0x2554:
				output[i] = 0xC9;
				break;
			case 0x2569:
				output[i] = 0xCA;
				break;
			case 0x2566:
				output[i] = 0xCB;
				break;
			case 0x2560:
				output[i] = 0xCC;
				break;
			case 0x2550:
				output[i] = 0xCD;
				break;
			case 0x256C:
				output[i] = 0xCE;
				break;
			case 0xA4:
				output[i] = 0xCF;
				break;
			case 0xF0:
				output[i] = 0xD0;
				break;
			case 0xD0:
				output[i] = 0xD1;
				break;
			case 0xCA:
				output[i] = 0xD2;
				break;
			case 0xCB:
				output[i] = 0xD3;
				break;
			case 0xC8:
				output[i] = 0xD4;
				break;
			case 0x20AC:
				output[i] = 0xD5;
				break;
			case 0xCD:
				output[i] = 0xD6;
				break;
			case 0xCE:
				output[i] = 0xD7;
				break;
			case 0xCF:
				output[i] = 0xD8;
				break;
			case 0x2518:
				output[i] = 0xD9;
				break;
			case 0x250C:
				output[i] = 0xDA;
				break;
			case 0x2588:
				output[i] = 0xDB;
				break;
			case 0x2584:
				output[i] = 0xDC;
				break;
			case 0xA6:
				output[i] = 0xDD;
				break;
			case 0xCC:
				output[i] = 0xDE;
				break;
			case 0x2580:
				output[i] = 0xDF;
				break;
			case 0xD3:
				output[i] = 0xE0;
				break;
			case 0xDF:
				output[i] = 0xE1;
				break;
			case 0xD4:
				output[i] = 0xE2;
				break;
			case 0xD2:
				output[i] = 0xE3;
				break;
			case 0xF5:
				output[i] = 0xE4;
				break;
			case 0xD5:
				output[i] = 0xE5;
				break;
			case 0xB5:
				output[i] = 0xE6;
				break;
			case 0xFE:
				output[i] = 0xE7;
				break;
			case 0xDE:
				output[i] = 0xE8;
				break;
			case 0xDA:
				output[i] = 0xE9;
				break;
			case 0xDB:
				output[i] = 0xEA;
				break;
			case 0xD9:
				output[i] = 0xEB;
				break;
			case 0xFD:
				output[i] = 0xEC;
				break;
			case 0xDD:
				output[i] = 0xED;
				break;
			case 0xAF:
				output[i] = 0xEE;
				break;
			case 0xB4:
				output[i] = 0xEF;
				break;
			case 0xAD:
				output[i] = 0xF0;
				break;
			case 0xB1:
				output[i] = 0xF1;
				break;
			case 0x2017:
				output[i] = 0xF2;
				break;
			case 0xBE:
				output[i] = 0xF3;
				break;
			case 0xB6:
				output[i] = 0xF4;
				break;
			case 0xA7:
				output[i] = 0xF5;
				break;
			case 0xF7:
				output[i] = 0xF6;
				break;
			case 0xB8:
				output[i] = 0xF7;
				break;
			case 0xB0:
				output[i] = 0xF8;
				break;
			case 0xA8:
				output[i] = 0xF9;
				break;
			case 0xB7:
				output[i] = 0xFA;
				break;
			case 0xB9:
				output[i] = 0xFB;
				break;
			case 0xB3:
				output[i] = 0xFC;
				break;
			case 0xB2:
				output[i] = 0xFD;
				break;
			case 0x25A0:
				output[i] = 0xFE;
				break;
			case 0xA0:
				output[i] = 0xFF;
				break;
			default:
				if (lossy)
					output[i] = '?';
				else
					return false;

				break;
			}
		} else
			output[i] = (unsigned char)c;
	}

	return true;
}