ObjFW  Check-in [7a27ce7b0b]

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				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 */,
				4BF5CB8F1E2DC1D800CF7584 /* iso_8859_2.m */,
				4BE17AD812FD744C002CEB0B /* foundation-compat.m */,
				4BBA36C511406AB700CBA3AC /* macros.h */,
				4B5EBFB81E25A937004FE6A2 /* mac_roman.m */,
				4BF1BCBF11C9663F0025511F /* objfw-defs.h.in */,
				4BB50DCF12F863C700C9393F /* of_asprintf.h */,
				4BB50DD012F863C700C9393F /* of_asprintf.m */,
				4BA355BC14879BF700442EF4 /* of_strptime.h */,

				4B2C21871DA292BE00735907 /* OFZIPArchive.m in Sources */,
				4B2C21881DA292BE00735907 /* OFZIPArchiveEntry.m in Sources */,
				4B2C21891DA292BE00735907 /* base64.m in Sources */,
				4B2C218A1DA292BE00735907 /* codepage_437.m in Sources */,
				4B5EBFB71E25A8CF004FE6A2 /* codepage_850.m in Sources */,
				4B6736131E2B2F6F00681F2C /* codepage_858.m in Sources */,
				4B2C218B1DA292BE00735907 /* crc32.m in Sources */,
				4B2C218D1DA292BE00735907 /* foundation-compat.m in Sources */,
				4B2C218C1DA292BE00735907 /* iso_8859_15.m in Sources */,
				4BF5CB911E2DC1D800CF7584 /* iso_8859_2.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 */,
				4B2C21911DA292BE00735907 /* resolver.m in Sources */,
				4B2C21921DA292BE00735907 /* scrypt.m in Sources */,
				4B2C21931DA292BE00735907 /* socket.m in Sources */,

				4BE52D2217B990B4005958D1 /* OFZIPArchive.m in Sources */,
				4B8B025A17BBA7C7009ED983 /* OFZIPArchiveEntry.m in Sources */,
				4B3D23B31337FC0D00DD29B8 /* base64.m in Sources */,
				4BB52CC717B8EA7F00B7EBF5 /* codepage_437.m in Sources */,
				4B5EBFB61E25A8CF004FE6A2 /* codepage_850.m in Sources */,
				4B6736121E2B2F6F00681F2C /* codepage_858.m in Sources */,
				4B881D3D1CCBFE2A00E2F7D8 /* crc32.m in Sources */,
				4B3D23B51337FC0D00DD29B8 /* foundation-compat.m in Sources */,
				4B3D23B41337FC0D00DD29B8 /* iso_8859_15.m in Sources */,
				4BF5CB901E2DC1D800CF7584 /* iso_8859_2.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 */,
				4B7769EE1895C07D00D12284 /* resolver.m in Sources */,
				4B6994481D47FB1A007F34DF /* scrypt.m in Sources */,
				4B40EC1B189FE2650031E19E /* socket.m in Sources */,

	${AUTORELEASE_M}		\
	codepage_437.m			\
	codepage_850.m			\
	codepage_858.m			\
	${FOUNDATION_COMPAT_M}		\
	${INSTANCE_M}			\
	iso_8859_15.m			\
	iso_8859_2.m			\
	mac_roman.m			\
	${UNICODE_M}			\
	windows_1251.m			\
	windows_1252.m
SRCS_FILES += OFSettings_INIFile.m
SRCS_SOCKETS += ${OFKERNELEVENTOBSERVER_EPOLL_M}	\
		${OFKERNELEVENTOBSERVER_KQUEUE_M}	\

		contentType = [contentType lowercaseString];

		if ([contentType hasSuffix: @"charset=utf-8"])
			encoding = OF_STRING_ENCODING_UTF_8;
		else if ([contentType hasSuffix: @"charset=iso-8859-1"] ||
		    [contentType hasSuffix: @"charset=iso_8859-1"])
			encoding = OF_STRING_ENCODING_ISO_8859_1;
		else if ([contentType hasSuffix: @"charset=iso-8859-2"] ||
		    [contentType hasSuffix: @"charset=iso_8859-2"])
			encoding = OF_STRING_ENCODING_ISO_8859_2;
		else if ([contentType hasSuffix: @"charset=iso-8859-15"] ||
		    [contentType hasSuffix: @"charset=iso_8859-15"])
			encoding = OF_STRING_ENCODING_ISO_8859_15;
		else if ([contentType hasSuffix: @"charset=windows-1251"] ||
		    [contentType hasSuffix: @"charset=cp1251"] ||
		    [contentType hasSuffix: @"charset=cp-1251"])
			encoding = OF_STRING_ENCODING_WINDOWS_1251;

			else if (strcmp(tmp, "ascii") == 0 ||
			    strcmp(tmp, "us-ascii") == 0)
				_encoding = OF_STRING_ENCODING_ASCII;
			else if (strcmp(tmp, "iso8859-1") == 0 ||
			    strcmp(tmp, "iso-8859-1") == 0 ||
			    strcmp(tmp, "iso_8859-1") == 0)
				_encoding = OF_STRING_ENCODING_ISO_8859_1;
			else if (strcmp(tmp, "iso8859-2") == 0 ||
			    strcmp(tmp, "iso-8859-2") == 0 ||
			    strcmp(tmp, "iso_8859-2") == 0)
				_encoding = OF_STRING_ENCODING_ISO_8859_2;
			else if (strcmp(tmp, "iso8859-15") == 0 ||
			    strcmp(tmp, "iso-8859-15") == 0 ||
			    strcmp(tmp, "iso_8859-15") == 0)
				_encoding = OF_STRING_ENCODING_ISO_8859_15;
			/* Windows and DJGPP use a codepage */
			else if (strcmp(tmp, "1251") == 0)
				_encoding = OF_STRING_ENCODING_WINDOWS_1251;

	 */
	/*! UTF-8 */
	OF_STRING_ENCODING_UTF_8,
	/*! ASCII */
	OF_STRING_ENCODING_ASCII,
	/*! ISO 8859-1 */
	OF_STRING_ENCODING_ISO_8859_1,
	/*! ISO 8859-2 */
	OF_STRING_ENCODING_ISO_8859_2,
	/*! ISO 8859-15 */
	OF_STRING_ENCODING_ISO_8859_15,
	/*! Windows-1251 */
	OF_STRING_ENCODING_WINDOWS_1251,
	/*! Windows-1252 */
	OF_STRING_ENCODING_WINDOWS_1252,
	/*! Codepage 437 */

		  lossy: (bool)lossy;
- (const char*)OF_cStringWithEncoding: (of_string_encoding_t)encoding
				lossy: (bool)lossy;
- (OFString*)OF_JSONRepresentationWithOptions: (int)options
					depth: (size_t)depth;
@end

extern bool of_unicode_to_iso_8859_2(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_iso_8859_15(const of_unichar_t*, unsigned char*,
    size_t, bool);
extern bool of_unicode_to_windows_1251(const of_unichar_t*, unsigned char*,
    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*,

					    exception];
			} else
				cString[i] = (unsigned char)characters[i];
		}

		cString[i] = '\0';

		return length;
	case OF_STRING_ENCODING_ISO_8859_2:
		if (length + 1 > maxLength)
			@throw [OFOutOfRangeException exception];

		if (!of_unicode_to_iso_8859_2(characters,
		    (unsigned char*)cString, length, lossy))
			@throw [OFInvalidEncodingException exception];

		cString[length] = '\0';

		return length;
	case OF_STRING_ENCODING_ISO_8859_15:
		if (length + 1 > maxLength)
			@throw [OFOutOfRangeException exception];

		if (!of_unicode_to_iso_8859_15(characters,
		    (unsigned char*)cString, length, lossy))

		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only tried to make it smaller */
		}

		break;
	case OF_STRING_ENCODING_ASCII:
	case OF_STRING_ENCODING_ISO_8859_1:
	case OF_STRING_ENCODING_ISO_8859_2:
	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:

			UTF8StringLength += len;
		}

		return UTF8StringLength;
	case OF_STRING_ENCODING_ASCII:
	case OF_STRING_ENCODING_ISO_8859_1:
	case OF_STRING_ENCODING_ISO_8859_2:
	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:

#import "OFInvalidFormatException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"

#import "of_asprintf.h"
#import "unicode.h"

extern const of_char16_t of_iso_8859_2[128];
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];

			_s->cString[_s->cStringLength] = 0;

			return self;
		}

		switch (encoding) {
		case OF_STRING_ENCODING_ISO_8859_2:
			table = of_iso_8859_2;
			break;
		case OF_STRING_ENCODING_ISO_8859_15:
			table = of_iso_8859_15;
			break;
		case OF_STRING_ENCODING_WINDOWS_1251:
			table = of_windows_1251;
			break;
		case OF_STRING_ENCODING_WINDOWS_1252:

				if ([value isEqual: @"utf-8"])
					_encoding = OF_STRING_ENCODING_UTF_8;
				else if ([value isEqual: @"iso-8859-1"] ||
				    [value isEqual: @"iso_8859-1"])
					_encoding =
					    OF_STRING_ENCODING_ISO_8859_1;
				else if ([value isEqual: @"iso-8859-2"] ||
				    [value isEqual: @"iso_8859-2"])
					_encoding =
					    OF_STRING_ENCODING_ISO_8859_2;
				else if ([value isEqual: @"iso-8859-15"] ||
				    [value isEqual: @"iso_8859-15"])
					_encoding =
					    OF_STRING_ENCODING_ISO_8859_15;
				else if ([value isEqual: @"windows-1251"] ||
				    [value isEqual: @"cp1251"] ||
				    [value isEqual: @"cp-1251"])

/*
 * 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_iso_8859_2[128] = {
	0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087,
	0x0088, 0x0089, 0x008A, 0x008B, 0x008C, 0x008D, 0x008E, 0x008F,
	0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097,
	0x0098, 0x0099, 0x009A, 0x009B, 0x009C, 0x009D, 0x009E, 0x009F,
	0x00A0, 0x0104, 0x02D8, 0x0141, 0x00A4, 0x013D, 0x015A, 0x00A7,
	0x00A8, 0x0160, 0x015E, 0x0164, 0x0179, 0x00AD, 0x017D, 0x017B,
	0x00B0, 0x0105, 0x02DB, 0x0142, 0x00B4, 0x013E, 0x015B, 0x02C7,
	0x00B8, 0x0161, 0x015F, 0x0165, 0x017A, 0x02DD, 0x017E, 0x017C,
	0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
	0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E,
	0x0110, 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7,
	0x0158, 0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF,
	0x0155, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7,
	0x010D, 0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F,
	0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7,
	0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9
};

bool
of_unicode_to_iso_8859_2(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;
			}

			if OF_UNLIKELY (c >= 0x80 && c <= 0x9F)
				output[i] = c;
			else {
				switch ((of_char16_t)c) {
				case 0xA0:
					output[i] = 0xA0;
					break;
				case 0x104:
					output[i] = 0xA1;
					break;
				case 0x2D8:
					output[i] = 0xA2;
					break;
				case 0x141:
					output[i] = 0xA3;
					break;
				case 0xA4:
					output[i] = 0xA4;
					break;
				case 0x13D:
					output[i] = 0xA5;
					break;
				case 0x15A:
					output[i] = 0xA6;
					break;
				case 0xA7:
					output[i] = 0xA7;
					break;
				case 0xA8:
					output[i] = 0xA8;
					break;
				case 0x160:
					output[i] = 0xA9;
					break;
				case 0x15E:
					output[i] = 0xAA;
					break;
				case 0x164:
					output[i] = 0xAB;
					break;
				case 0x179:
					output[i] = 0xAC;
					break;
				case 0xAD:
					output[i] = 0xAD;
					break;
				case 0x17D:
					output[i] = 0xAE;
					break;
				case 0x17B:
					output[i] = 0xAF;
					break;
				case 0xB0:
					output[i] = 0xB0;
					break;
				case 0x105:
					output[i] = 0xB1;
					break;
				case 0x2DB:
					output[i] = 0xB2;
					break;
				case 0x142:
					output[i] = 0xB3;
					break;
				case 0xB4:
					output[i] = 0xB4;
					break;
				case 0x13E:
					output[i] = 0xB5;
					break;
				case 0x15B:
					output[i] = 0xB6;
					break;
				case 0x2C7:
					output[i] = 0xB7;
					break;
				case 0xB8:
					output[i] = 0xB8;
					break;
				case 0x161:
					output[i] = 0xB9;
					break;
				case 0x15F:
					output[i] = 0xBA;
					break;
				case 0x165:
					output[i] = 0xBB;
					break;
				case 0x17A:
					output[i] = 0xBC;
					break;
				case 0x2DD:
					output[i] = 0xBD;
					break;
				case 0x17E:
					output[i] = 0xBE;
					break;
				case 0x17C:
					output[i] = 0xBF;
					break;
				case 0x154:
					output[i] = 0xC0;
					break;
				case 0xC1:
					output[i] = 0xC1;
					break;
				case 0xC2:
					output[i] = 0xC2;
					break;
				case 0x102:
					output[i] = 0xC3;
					break;
				case 0xC4:
					output[i] = 0xC4;
					break;
				case 0x139:
					output[i] = 0xC5;
					break;
				case 0x106:
					output[i] = 0xC6;
					break;
				case 0xC7:
					output[i] = 0xC7;
					break;
				case 0x10C:
					output[i] = 0xC8;
					break;
				case 0xC9:
					output[i] = 0xC9;
					break;
				case 0x118:
					output[i] = 0xCA;
					break;
				case 0xCB:
					output[i] = 0xCB;
					break;
				case 0x11A:
					output[i] = 0xCC;
					break;
				case 0xCD:
					output[i] = 0xCD;
					break;
				case 0xCE:
					output[i] = 0xCE;
					break;
				case 0x10E:
					output[i] = 0xCF;
					break;
				case 0x110:
					output[i] = 0xD0;
					break;
				case 0x143:
					output[i] = 0xD1;
					break;
				case 0x147:
					output[i] = 0xD2;
					break;
				case 0xD3:
					output[i] = 0xD3;
					break;
				case 0xD4:
					output[i] = 0xD4;
					break;
				case 0x150:
					output[i] = 0xD5;
					break;
				case 0xD6:
					output[i] = 0xD6;
					break;
				case 0xD7:
					output[i] = 0xD7;
					break;
				case 0x158:
					output[i] = 0xD8;
					break;
				case 0x16E:
					output[i] = 0xD9;
					break;
				case 0xDA:
					output[i] = 0xDA;
					break;
				case 0x170:
					output[i] = 0xDB;
					break;
				case 0xDC:
					output[i] = 0xDC;
					break;
				case 0xDD:
					output[i] = 0xDD;
					break;
				case 0x162:
					output[i] = 0xDE;
					break;
				case 0xDF:
					output[i] = 0xDF;
					break;
				case 0x155:
					output[i] = 0xE0;
					break;
				case 0xE1:
					output[i] = 0xE1;
					break;
				case 0xE2:
					output[i] = 0xE2;
					break;
				case 0x103:
					output[i] = 0xE3;
					break;
				case 0xE4:
					output[i] = 0xE4;
					break;
				case 0x13A:
					output[i] = 0xE5;
					break;
				case 0x107:
					output[i] = 0xE6;
					break;
				case 0xE7:
					output[i] = 0xE7;
					break;
				case 0x10D:
					output[i] = 0xE8;
					break;
				case 0xE9:
					output[i] = 0xE9;
					break;
				case 0x119:
					output[i] = 0xEA;
					break;
				case 0xEB:
					output[i] = 0xEB;
					break;
				case 0x11B:
					output[i] = 0xEC;
					break;
				case 0xED:
					output[i] = 0xED;
					break;
				case 0xEE:
					output[i] = 0xEE;
					break;
				case 0x10F:
					output[i] = 0xEF;
					break;
				case 0x111:
					output[i] = 0xF0;
					break;
				case 0x144:
					output[i] = 0xF1;
					break;
				case 0x148:
					output[i] = 0xF2;
					break;
				case 0xF3:
					output[i] = 0xF3;
					break;
				case 0xF4:
					output[i] = 0xF4;
					break;
				case 0x151:
					output[i] = 0xF5;
					break;
				case 0xF6:
					output[i] = 0xF6;
					break;
				case 0xF7:
					output[i] = 0xF7;
					break;
				case 0x159:
					output[i] = 0xF8;
					break;
				case 0x16F:
					output[i] = 0xF9;
					break;
				case 0xFA:
					output[i] = 0xFA;
					break;
				case 0x171:
					output[i] = 0xFB;
					break;
				case 0xFC:
					output[i] = 0xFC;
					break;
				case 0xFD:
					output[i] = 0xFD;
					break;
				case 0x163:
					output[i] = 0xFE;
					break;
				case 0x2D9:
					output[i] = 0xFF;
					break;
				default:
					if (lossy)
						output[i] = '?';
					else
						return false;

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

	return true;
}

				if (lossy) {
					output[i] = '?';
					continue;
				} else
					return false;
			}

			if OF_LIKELY (c >= 0x410 && c <= 0x44F)
				output[i] = 0xC0 + (c - 0x410);
			else {
				switch ((of_char16_t)c) {
				case 0x402:
					output[i] = 0x80;
					break;
				case 0x403: