+++ /dev/null
-/*
- * Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/* CFBuiltinConverters.c
- Copyright 1999-2002, Apple, Inc. All rights reserved.
- Responsibility: Aki Inoue
-*/
-
-#include "CFStringEncodingConverterExt.h"
-#include "CFUniChar.h"
-#include "CFUnicodeDecomposition.h"
-#include "CFUnicodePrecomposition.h"
-#include "CFStringEncodingConverterPriv.h"
-#include "CFInternal.h"
-
-#define ParagraphSeparator 0x2029
-#define ASCIINewLine 0x0a
-
-/* Precomposition */
-static const UInt32 __CFLatin1CombiningCharBitmap[] = { // 0x300 ~ 0x35FF
- 0xFBB94010, 0x01800000, 0x0000000,
-};
-
-Boolean CFStringEncodingIsValidCombiningCharacterForLatin1(UniChar character) {
- return ((character >= 0x300) && (character < 0x360) && (__CFLatin1CombiningCharBitmap[(character - 0x300) / 32] & (1 << (31 - ((character - 0x300) % 32)))) ? true : false);
-}
-
-UniChar CFStringEncodingPrecomposeLatinCharacter(const UniChar *character, UInt32 numChars, UInt32 *usedChars) {
- if (numChars > 0) {
- UTF32Char ch = *(character++), nextCh, composedChar;
- UInt32 usedCharLen = 1;
-
- if (CFUniCharIsSurrogateHighCharacter(ch) || CFUniCharIsSurrogateLowCharacter(ch)) {
- if (usedChars) (*usedChars) = usedCharLen;
- return ch;
- }
-
- while (usedCharLen < numChars) {
- nextCh = *(character++);
-
- if (CFUniCharIsSurrogateHighCharacter(nextCh) || CFUniCharIsSurrogateLowCharacter(nextCh)) break;
-
- if (CFUniCharIsMemberOf(nextCh, kCFUniCharNonBaseCharacterSet) && ((composedChar = CFUniCharPrecomposeCharacter(ch, nextCh)) != 0xFFFD)) {
- if (composedChar > 0xFFFF) { // Non-base
- break;
- } else {
- ch = composedChar;
- }
- } else {
- break;
- }
- ++usedCharLen;
- }
- if (usedChars) (*usedChars) = usedCharLen;
- return ch;
- }
- return 0xFFFD;
-}
-
-/* ASCII */
-static Boolean __CFToASCII(UInt32 flags, UniChar character, uint8_t *byte) {
- if (character < 0x80) {
- *byte = (uint8_t)character;
- } else if (character == ParagraphSeparator) {
- *byte = ASCIINewLine;
- } else {
- return false;
- }
- return true;
-}
-
-static Boolean __CFFromASCII(UInt32 flags, uint8_t byte, UniChar *character) {
- if (byte < 0x80) {
- *character = (UniChar)byte;
- return true;
- } else {
- return false;
- }
-}
-
-
-__private_extern__ const CFStringEncodingConverter __CFConverterASCII = {
- __CFToASCII, __CFFromASCII, 1, 1, kCFStringEncodingConverterCheapEightBit,
- NULL, NULL, NULL, NULL, NULL, NULL,
-};
-
-/* ISO Latin 1 (8859-1) */
-static Boolean __CFToISOLatin1(UInt32 flags, UniChar character, uint8_t *byte) {
- if (character <= 0xFF) {
- *byte = (uint8_t)character;
- } else if (character == ParagraphSeparator) {
- *byte = ASCIINewLine;
- } else {
- return false;
- }
-
- return true;
-}
-
-static Boolean __CFFromISOLatin1(UInt32 flags, uint8_t byte, UniChar *character) {
- *character = (UniChar)byte;
- return true;
-}
-
-static UInt32 __CFToISOLatin1Precompose(UInt32 flags, const UniChar *character, UInt32 numChars, uint8_t *bytes, UInt32 maxByteLen, UInt32 *usedByteLen) {
- uint8_t byte;
- UInt32 usedCharLen;
-
- if (__CFToISOLatin1(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
- if (maxByteLen) *bytes = byte;
- *usedByteLen = 1;
- return usedCharLen;
- } else {
- return 0;
- }
-}
-
-__private_extern__ const CFStringEncodingConverter __CFConverterISOLatin1 = {
- __CFToISOLatin1, __CFFromISOLatin1, 1, 1, kCFStringEncodingConverterCheapEightBit,
- NULL, NULL, NULL, NULL, __CFToISOLatin1Precompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
-};
-
-/* Mac Roman */
-#define NUM_MACROMAN_FROM_UNI 129
-static const CFStringEncodingUnicodeTo8BitCharMap macRoman_from_uni[NUM_MACROMAN_FROM_UNI] = {
- { 0x00A0, 0xCA }, /* NO-BREAK SPACE */
- { 0x00A1, 0xC1 }, /* INVERTED EXCLAMATION MARK */
- { 0x00A2, 0xA2 }, /* CENT SIGN */
- { 0x00A3, 0xA3 }, /* POUND SIGN */
- { 0x00A5, 0xB4 }, /* YEN SIGN */
- { 0x00A7, 0xA4 }, /* SECTION SIGN */
- { 0x00A8, 0xAC }, /* DIAERESIS */
- { 0x00A9, 0xA9 }, /* COPYRIGHT SIGN */
- { 0x00AA, 0xBB }, /* FEMININE ORDINAL INDICATOR */
- { 0x00AB, 0xC7 }, /* LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
- { 0x00AC, 0xC2 }, /* NOT SIGN */
- { 0x00AE, 0xA8 }, /* REGISTERED SIGN */
- { 0x00AF, 0xF8 }, /* MACRON */
- { 0x00B0, 0xA1 }, /* DEGREE SIGN */
- { 0x00B1, 0xB1 }, /* PLUS-MINUS SIGN */
- { 0x00B4, 0xAB }, /* ACUTE ACCENT */
- { 0x00B5, 0xB5 }, /* MICRO SIGN */
- { 0x00B6, 0xA6 }, /* PILCROW SIGN */
- { 0x00B7, 0xE1 }, /* MIDDLE DOT */
- { 0x00B8, 0xFC }, /* CEDILLA */
- { 0x00BA, 0xBC }, /* MASCULINE ORDINAL INDICATOR */
- { 0x00BB, 0xC8 }, /* RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
- { 0x00BF, 0xC0 }, /* INVERTED QUESTION MARK */
- { 0x00C0, 0xCB }, /* LATIN CAPITAL LETTER A WITH GRAVE */
- { 0x00C1, 0xE7 }, /* LATIN CAPITAL LETTER A WITH ACUTE */
- { 0x00C2, 0xE5 }, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
- { 0x00C3, 0xCC }, /* LATIN CAPITAL LETTER A WITH TILDE */
- { 0x00C4, 0x80 }, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
- { 0x00C5, 0x81 }, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
- { 0x00C6, 0xAE }, /* LATIN CAPITAL LIGATURE AE */
- { 0x00C7, 0x82 }, /* LATIN CAPITAL LETTER C WITH CEDILLA */
- { 0x00C8, 0xE9 }, /* LATIN CAPITAL LETTER E WITH GRAVE */
- { 0x00C9, 0x83 }, /* LATIN CAPITAL LETTER E WITH ACUTE */
- { 0x00CA, 0xE6 }, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
- { 0x00CB, 0xE8 }, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
- { 0x00CC, 0xED }, /* LATIN CAPITAL LETTER I WITH GRAVE */
- { 0x00CD, 0xEA }, /* LATIN CAPITAL LETTER I WITH ACUTE */
- { 0x00CE, 0xEB }, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
- { 0x00CF, 0xEC }, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
- { 0x00D1, 0x84 }, /* LATIN CAPITAL LETTER N WITH TILDE */
- { 0x00D2, 0xF1 }, /* LATIN CAPITAL LETTER O WITH GRAVE */
- { 0x00D3, 0xEE }, /* LATIN CAPITAL LETTER O WITH ACUTE */
- { 0x00D4, 0xEF }, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
- { 0x00D5, 0xCD }, /* LATIN CAPITAL LETTER O WITH TILDE */
- { 0x00D6, 0x85 }, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
- { 0x00D8, 0xAF }, /* LATIN CAPITAL LETTER O WITH STROKE */
- { 0x00D9, 0xF4 }, /* LATIN CAPITAL LETTER U WITH GRAVE */
- { 0x00DA, 0xF2 }, /* LATIN CAPITAL LETTER U WITH ACUTE */
- { 0x00DB, 0xF3 }, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
- { 0x00DC, 0x86 }, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
- { 0x00DF, 0xA7 }, /* LATIN SMALL LETTER SHARP S */
- { 0x00E0, 0x88 }, /* LATIN SMALL LETTER A WITH GRAVE */
- { 0x00E1, 0x87 }, /* LATIN SMALL LETTER A WITH ACUTE */
- { 0x00E2, 0x89 }, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
- { 0x00E3, 0x8B }, /* LATIN SMALL LETTER A WITH TILDE */
- { 0x00E4, 0x8A }, /* LATIN SMALL LETTER A WITH DIAERESIS */
- { 0x00E5, 0x8C }, /* LATIN SMALL LETTER A WITH RING ABOVE */
- { 0x00E6, 0xBE }, /* LATIN SMALL LIGATURE AE */
- { 0x00E7, 0x8D }, /* LATIN SMALL LETTER C WITH CEDILLA */
- { 0x00E8, 0x8F }, /* LATIN SMALL LETTER E WITH GRAVE */
- { 0x00E9, 0x8E }, /* LATIN SMALL LETTER E WITH ACUTE */
- { 0x00EA, 0x90 }, /* LATIN SMALL LETTER E WITH CIRCUMFLEX */
- { 0x00EB, 0x91 }, /* LATIN SMALL LETTER E WITH DIAERESIS */
- { 0x00EC, 0x93 }, /* LATIN SMALL LETTER I WITH GRAVE */
- { 0x00ED, 0x92 }, /* LATIN SMALL LETTER I WITH ACUTE */
- { 0x00EE, 0x94 }, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
- { 0x00EF, 0x95 }, /* LATIN SMALL LETTER I WITH DIAERESIS */
- { 0x00F1, 0x96 }, /* LATIN SMALL LETTER N WITH TILDE */
- { 0x00F2, 0x98 }, /* LATIN SMALL LETTER O WITH GRAVE */
- { 0x00F3, 0x97 }, /* LATIN SMALL LETTER O WITH ACUTE */
- { 0x00F4, 0x99 }, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
- { 0x00F5, 0x9B }, /* LATIN SMALL LETTER O WITH TILDE */
- { 0x00F6, 0x9A }, /* LATIN SMALL LETTER O WITH DIAERESIS */
- { 0x00F7, 0xD6 }, /* DIVISION SIGN */
- { 0x00F8, 0xBF }, /* LATIN SMALL LETTER O WITH STROKE */
- { 0x00F9, 0x9D }, /* LATIN SMALL LETTER U WITH GRAVE */
- { 0x00FA, 0x9C }, /* LATIN SMALL LETTER U WITH ACUTE */
- { 0x00FB, 0x9E }, /* LATIN SMALL LETTER U WITH CIRCUMFLEX */
- { 0x00FC, 0x9F }, /* LATIN SMALL LETTER U WITH DIAERESIS */
- { 0x00FF, 0xD8 }, /* LATIN SMALL LETTER Y WITH DIAERESIS */
- { 0x0131, 0xF5 }, /* LATIN SMALL LETTER DOTLESS I */
- { 0x0152, 0xCE }, /* LATIN CAPITAL LIGATURE OE */
- { 0x0153, 0xCF }, /* LATIN SMALL LIGATURE OE */
- { 0x0178, 0xD9 }, /* LATIN CAPITAL LETTER Y WITH DIAERESIS */
- { 0x0192, 0xC4 }, /* LATIN SMALL LETTER F WITH HOOK */
- { 0x02C6, 0xF6 }, /* MODIFIER LETTER CIRCUMFLEX ACCENT */
- { 0x02C7, 0xFF }, /* CARON */
- { 0x02D8, 0xF9 }, /* BREVE */
- { 0x02D9, 0xFA }, /* DOT ABOVE */
- { 0x02DA, 0xFB }, /* RING ABOVE */
- { 0x02DB, 0xFE }, /* OGONEK */
- { 0x02DC, 0xF7 }, /* SMALL TILDE */
- { 0x02DD, 0xFD }, /* DOUBLE ACUTE ACCENT */
- { 0x03A9, 0xBD }, /* OHM SIGN (Canonical ?) */
- { 0x03C0, 0xB9 }, /* GREEK SMALL LETTER PI */
- { 0x2013, 0xD0 }, /* EN DASH */
- { 0x2014, 0xD1 }, /* EM DASH */
- { 0x2018, 0xD4 }, /* LEFT SINGLE QUOTATION MARK */
- { 0x2019, 0xD5 }, /* RIGHT SINGLE QUOTATION MARK */
- { 0x201A, 0xE2 }, /* SINGLE LOW-9 QUOTATION MARK */
- { 0x201C, 0xD2 }, /* LEFT DOUBLE QUOTATION MARK */
- { 0x201D, 0xD3 }, /* RIGHT DOUBLE QUOTATION MARK */
- { 0x201E, 0xE3 }, /* DOUBLE LOW-9 QUOTATION MARK */
- { 0x2020, 0xA0 }, /* DAGGER */
- { 0x2021, 0xE0 }, /* DOUBLE DAGGER */
- { 0x2022, 0xA5 }, /* BULLET */
- { 0x2026, 0xC9 }, /* HORIZONTAL ELLIPSIS */
- { 0x2030, 0xE4 }, /* PER MILLE SIGN */
- { 0x2039, 0xDC }, /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
- { 0x203A, 0xDD }, /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
- { 0x2044, 0xDA }, /* FRACTION SLASH */
- { 0x20AC, 0xDB }, /* EURO SIGN */
- { 0x2122, 0xAA }, /* TRADE MARK SIGN */
- { 0x2126, 0xBD }, /* OHM SIGN */
- { 0x2202, 0xB6 }, /* PARTIAL DIFFERENTIAL */
- { 0x2206, 0xC6 }, /* INCREMENT */
- { 0x220F, 0xB8 }, /* N-ARY PRODUCT */
- { 0x2211, 0xB7 }, /* N-ARY SUMMATION */
- { 0x221A, 0xC3 }, /* SQUARE ROOT */
- { 0x221E, 0xB0 }, /* INFINITY */
- { 0x222B, 0xBA }, /* INTEGRAL */
- { 0x2248, 0xC5 }, /* ALMOST EQUAL TO */
- { 0x2260, 0xAD }, /* NOT EQUAL TO */
- { 0x2264, 0xB2 }, /* LESS-THAN OR EQUAL TO */
- { 0x2265, 0xB3 }, /* GREATER-THAN OR EQUAL TO */
- { 0x25CA, 0xD7 }, /* LOZENGE */
- { 0xF8FF, 0xF0 }, /* Apple logo */
- { 0xFB01, 0xDE }, /* LATIN SMALL LIGATURE FI */
- { 0xFB02, 0xDF }, /* LATIN SMALL LIGATURE FL */
-};
-
-static Boolean __CFToMacRoman(UInt32 flags, UniChar character, uint8_t *byte) {
- if (character < 0x80) {
- *byte = (uint8_t)character;
- return true;
- } else {
- return CFStringEncodingUnicodeTo8BitEncoding(macRoman_from_uni, NUM_MACROMAN_FROM_UNI, character, byte);
- }
-}
-
-static const UniChar macRoman_to_uni[128] = {
- 0x00C4, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
- 0x00C5, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
- 0x00C7, /* LATIN CAPITAL LETTER C WITH CEDILLA */
- 0x00C9, /* LATIN CAPITAL LETTER E WITH ACUTE */
- 0x00D1, /* LATIN CAPITAL LETTER N WITH TILDE */
- 0x00D6, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
- 0x00DC, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
- 0x00E1, /* LATIN SMALL LETTER A WITH ACUTE */
- 0x00E0, /* LATIN SMALL LETTER A WITH GRAVE */
- 0x00E2, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
- 0x00E4, /* LATIN SMALL LETTER A WITH DIAERESIS */
- 0x00E3, /* LATIN SMALL LETTER A WITH TILDE */
- 0x00E5, /* LATIN SMALL LETTER A WITH RING ABOVE */
- 0x00E7, /* LATIN SMALL LETTER C WITH CEDILLA */
- 0x00E9, /* LATIN SMALL LETTER E WITH ACUTE */
- 0x00E8, /* LATIN SMALL LETTER E WITH GRAVE */
- 0x00EA, /* LATIN SMALL LETTER E WITH CIRCUMFLEX */
- 0x00EB, /* LATIN SMALL LETTER E WITH DIAERESIS */
- 0x00ED, /* LATIN SMALL LETTER I WITH ACUTE */
- 0x00EC, /* LATIN SMALL LETTER I WITH GRAVE */
- 0x00EE, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
- 0x00EF, /* LATIN SMALL LETTER I WITH DIAERESIS */
- 0x00F1, /* LATIN SMALL LETTER N WITH TILDE */
- 0x00F3, /* LATIN SMALL LETTER O WITH ACUTE */
- 0x00F2, /* LATIN SMALL LETTER O WITH GRAVE */
- 0x00F4, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
- 0x00F6, /* LATIN SMALL LETTER O WITH DIAERESIS */
- 0x00F5, /* LATIN SMALL LETTER O WITH TILDE */
- 0x00FA, /* LATIN SMALL LETTER U WITH ACUTE */
- 0x00F9, /* LATIN SMALL LETTER U WITH GRAVE */
- 0x00FB, /* LATIN SMALL LETTER U WITH CIRCUMFLEX */
- 0x00FC, /* LATIN SMALL LETTER U WITH DIAERESIS */
- 0x2020, /* DAGGER */
- 0x00B0, /* DEGREE SIGN */
- 0x00A2, /* CENT SIGN */
- 0x00A3, /* POUND SIGN */
- 0x00A7, /* SECTION SIGN */
- 0x2022, /* BULLET */
- 0x00B6, /* PILCROW SIGN */
- 0x00DF, /* LATIN SMALL LETTER SHARP S */
- 0x00AE, /* REGISTERED SIGN */
- 0x00A9, /* COPYRIGHT SIGN */
- 0x2122, /* TRADE MARK SIGN */
- 0x00B4, /* ACUTE ACCENT */
- 0x00A8, /* DIAERESIS */
- 0x2260, /* NOT EQUAL TO */
- 0x00C6, /* LATIN CAPITAL LIGATURE AE */
- 0x00D8, /* LATIN CAPITAL LETTER O WITH STROKE */
- 0x221E, /* INFINITY */
- 0x00B1, /* PLUS-MINUS SIGN */
- 0x2264, /* LESS-THAN OR EQUAL TO */
- 0x2265, /* GREATER-THAN OR EQUAL TO */
- 0x00A5, /* YEN SIGN */
- 0x00B5, /* MICRO SIGN */
- 0x2202, /* PARTIAL DIFFERENTIAL */
- 0x2211, /* N-ARY SUMMATION */
- 0x220F, /* N-ARY PRODUCT */
- 0x03C0, /* GREEK SMALL LETTER PI */
- 0x222B, /* INTEGRAL */
- 0x00AA, /* FEMININE ORDINAL INDICATOR */
- 0x00BA, /* MASCULINE ORDINAL INDICATOR */
- 0x03A9, /* OHM SIGN (Canonical mapping) */
- 0x00E6, /* LATIN SMALL LIGATURE AE */
- 0x00F8, /* LATIN SMALL LETTER O WITH STROKE */
- 0x00BF, /* INVERTED QUESTION MARK */
- 0x00A1, /* INVERTED EXCLAMATION MARK */
- 0x00AC, /* NOT SIGN */
- 0x221A, /* SQUARE ROOT */
- 0x0192, /* LATIN SMALL LETTER F WITH HOOK */
- 0x2248, /* ALMOST EQUAL TO */
- 0x2206, /* INCREMENT */
- 0x00AB, /* LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
- 0x00BB, /* RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
- 0x2026, /* HORIZONTAL ELLIPSIS */
- 0x00A0, /* NO-BREAK SPACE */
- 0x00C0, /* LATIN CAPITAL LETTER A WITH GRAVE */
- 0x00C3, /* LATIN CAPITAL LETTER A WITH TILDE */
- 0x00D5, /* LATIN CAPITAL LETTER O WITH TILDE */
- 0x0152, /* LATIN CAPITAL LIGATURE OE */
- 0x0153, /* LATIN SMALL LIGATURE OE */
- 0x2013, /* EN DASH */
- 0x2014, /* EM DASH */
- 0x201C, /* LEFT DOUBLE QUOTATION MARK */
- 0x201D, /* RIGHT DOUBLE QUOTATION MARK */
- 0x2018, /* LEFT SINGLE QUOTATION MARK */
- 0x2019, /* RIGHT SINGLE QUOTATION MARK */
- 0x00F7, /* DIVISION SIGN */
- 0x25CA, /* LOZENGE */
- 0x00FF, /* LATIN SMALL LETTER Y WITH DIAERESIS */
- 0x0178, /* LATIN CAPITAL LETTER Y WITH DIAERESIS */
- 0x2044, /* FRACTION SLASH */
- 0x20AC, /* EURO SIGN */
- 0x2039, /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
- 0x203A, /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
- 0xFB01, /* LATIN SMALL LIGATURE FI */
- 0xFB02, /* LATIN SMALL LIGATURE FL */
- 0x2021, /* DOUBLE DAGGER */
- 0x00B7, /* MIDDLE DOT */
- 0x201A, /* SINGLE LOW-9 QUOTATION MARK */
- 0x201E, /* DOUBLE LOW-9 QUOTATION MARK */
- 0x2030, /* PER MILLE SIGN */
- 0x00C2, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
- 0x00CA, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
- 0x00C1, /* LATIN CAPITAL LETTER A WITH ACUTE */
- 0x00CB, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
- 0x00C8, /* LATIN CAPITAL LETTER E WITH GRAVE */
- 0x00CD, /* LATIN CAPITAL LETTER I WITH ACUTE */
- 0x00CE, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
- 0x00CF, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
- 0x00CC, /* LATIN CAPITAL LETTER I WITH GRAVE */
- 0x00D3, /* LATIN CAPITAL LETTER O WITH ACUTE */
- 0x00D4, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
- 0xF8FF, /* Apple logo */
- 0x00D2, /* LATIN CAPITAL LETTER O WITH GRAVE */
- 0x00DA, /* LATIN CAPITAL LETTER U WITH ACUTE */
- 0x00DB, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
- 0x00D9, /* LATIN CAPITAL LETTER U WITH GRAVE */
- 0x0131, /* LATIN SMALL LETTER DOTLESS I */
- 0x02C6, /* MODIFIER LETTER CIRCUMFLEX ACCENT */
- 0x02DC, /* SMALL TILDE */
- 0x00AF, /* MACRON */
- 0x02D8, /* BREVE */
- 0x02D9, /* DOT ABOVE */
- 0x02DA, /* RING ABOVE */
- 0x00B8, /* CEDILLA */
- 0x02DD, /* DOUBLE ACUTE ACCENT */
- 0x02DB, /* OGONEK */
- 0x02C7, /* CARON */
-};
-
-static Boolean __CFFromMacRoman(UInt32 flags, uint8_t byte, UniChar *character) {
- *character = (byte < 0x80 ? (UniChar)byte : macRoman_to_uni[byte - 0x80]);
- return true;
-}
-
-static UInt32 __CFToMacRomanPrecompose(UInt32 flags, const UniChar *character, UInt32 numChars, uint8_t *bytes, UInt32 maxByteLen, UInt32 *usedByteLen) {
- uint8_t byte;
- UInt32 usedCharLen;
-
- if (__CFToMacRoman(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
- if (maxByteLen) *bytes = byte;
- *usedByteLen = 1;
- return usedCharLen;
- } else {
- return 0;
- }
-}
-
-__private_extern__ const CFStringEncodingConverter __CFConverterMacRoman = {
- __CFToMacRoman, __CFFromMacRoman, 1, 1, kCFStringEncodingConverterCheapEightBit,
- NULL, NULL, NULL, NULL, __CFToMacRomanPrecompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
-};
-
-/* Win Latin1 (ANSI CodePage 1252) */
-#define NUM_1252_FROM_UNI 27
-static const CFStringEncodingUnicodeTo8BitCharMap cp1252_from_uni[NUM_1252_FROM_UNI] = {
- {0x0152, 0x8C}, // LATIN CAPITAL LIGATURE OE
- {0x0153, 0x9C}, // LATIN SMALL LIGATURE OE
- {0x0160, 0x8A}, // LATIN CAPITAL LETTER S WITH CARON
- {0x0161, 0x9A}, // LATIN SMALL LETTER S WITH CARON
- {0x0178, 0x9F}, // LATIN CAPITAL LETTER Y WITH DIAERESIS
- {0x017D, 0x8E}, // LATIN CAPITAL LETTER Z WITH CARON
- {0x017E, 0x9E}, // LATIN SMALL LETTER Z WITH CARON
- {0x0192, 0x83}, // LATIN SMALL LETTER F WITH HOOK
- {0x02C6, 0x88}, // MODIFIER LETTER CIRCUMFLEX ACCENT
- {0x02DC, 0x98}, // SMALL TILDE
- {0x2013, 0x96}, // EN DASH
- {0x2014, 0x97}, // EM DASH
- {0x2018, 0x91}, // LEFT SINGLE QUOTATION MARK
- {0x2019, 0x92}, // RIGHT SINGLE QUOTATION MARK
- {0x201A, 0x82}, // SINGLE LOW-9 QUOTATION MARK
- {0x201C, 0x93}, // LEFT DOUBLE QUOTATION MARK
- {0x201D, 0x94}, // RIGHT DOUBLE QUOTATION MARK
- {0x201E, 0x84}, // DOUBLE LOW-9 QUOTATION MARK
- {0x2020, 0x86}, // DAGGER
- {0x2021, 0x87}, // DOUBLE DAGGER
- {0x2022, 0x95}, // BULLET
- {0x2026, 0x85}, // HORIZONTAL ELLIPSIS
- {0x2030, 0x89}, // PER MILLE SIGN
- {0x2039, 0x8B}, // SINGLE LEFT-POINTING ANGLE QUOTATION MARK
- {0x203A, 0x9B}, // SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
- {0x20AC, 0x80}, // EURO SIGN
- {0x2122, 0x99}, // TRADE MARK SIGN
-};
-
-static Boolean __CFToWinLatin1(UInt32 flags, UniChar character, uint8_t *byte) {
- if ((character < 0x80) || ((character > 0x9F) && (character <= 0x00FF))) {
- *byte = (uint8_t)character;
- return true;
- }
- return CFStringEncodingUnicodeTo8BitEncoding(cp1252_from_uni, NUM_1252_FROM_UNI, character, byte);
-}
-
-static const uint16_t cp1252_to_uni[32] = {
- 0x20AC, // EURO SIGN
- 0xFFFD, // NOT USED
- 0x201A, // SINGLE LOW-9 QUOTATION MARK
- 0x0192, // LATIN SMALL LETTER F WITH HOOK
- 0x201E, // DOUBLE LOW-9 QUOTATION MARK
- 0x2026, // HORIZONTAL ELLIPSIS
- 0x2020, // DAGGER
- 0x2021, // DOUBLE DAGGER
- 0x02C6, // MODIFIER LETTER CIRCUMFLEX ACCENT
- 0x2030, // PER MILLE SIGN
- 0x0160, // LATIN CAPITAL LETTER S WITH CARON
- 0x2039, // SINGLE LEFT-POINTING ANGLE QUOTATION MARK
- 0x0152, // LATIN CAPITAL LIGATURE OE
- 0xFFFD, // NOT USED
- 0x017D, // LATIN CAPITAL LETTER Z WITH CARON
- 0xFFFD, // NOT USED
- 0xFFFD, // NOT USED
- 0x2018, // LEFT SINGLE QUOTATION MARK
- 0x2019, // RIGHT SINGLE QUOTATION MARK
- 0x201C, // LEFT DOUBLE QUOTATION MARK
- 0x201D, // RIGHT DOUBLE QUOTATION MARK
- 0x2022, // BULLET
- 0x2013, // EN DASH
- 0x2014, // EM DASH
- 0x02DC, // SMALL TILDE
- 0x2122, // TRADE MARK SIGN
- 0x0161, // LATIN SMALL LETTER S WITH CARON
- 0x203A, // SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
- 0x0153, // LATIN SMALL LIGATURE OE
- 0xFFFD, // NOT USED
- 0x017E, // LATIN SMALL LETTER Z WITH CARON
- 0x0178, // LATIN CAPITAL LETTER Y WITH DIAERESIS
-};
-
-static Boolean __CFFromWinLatin1(UInt32 flags, uint8_t byte, UniChar *character) {
- *character = (byte < 0x80 || byte > 0x9F ? (UniChar)byte : cp1252_to_uni[byte - 0x80]);
- return (*character != 0xFFFD);
-}
-
-static UInt32 __CFToWinLatin1Precompose(UInt32 flags, const UniChar *character, UInt32 numChars, uint8_t *bytes, UInt32 maxByteLen, UInt32 *usedByteLen) {
- uint8_t byte;
- UInt32 usedCharLen;
-
- if (__CFToWinLatin1(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
- if (maxByteLen) *bytes = byte;
- *usedByteLen = 1;
- return usedCharLen;
- } else {
- return 0;
- }
-}
-
-__private_extern__ const CFStringEncodingConverter __CFConverterWinLatin1 = {
- __CFToWinLatin1, __CFFromWinLatin1, 1, 1, kCFStringEncodingConverterCheapEightBit,
- NULL, NULL, NULL, NULL, __CFToWinLatin1Precompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
-};
-
-/* NEXTSTEP Encoding */
-#define NUM_NEXTSTEP_FROM_UNI 128
-
-static const CFStringEncodingUnicodeTo8BitCharMap nextstep_from_tab[NUM_NEXTSTEP_FROM_UNI] = {
- { 0x00a0, 0x80 },
- { 0x00a1, 0xa1 },
- { 0x00a2, 0xa2 },
- { 0x00a3, 0xa3 },
- { 0x00a4, 0xa8 },
- { 0x00a5, 0xa5 },
- { 0x00a6, 0xb5 },
- { 0x00a7, 0xa7 },
- { 0x00a8, 0xc8 },
- { 0x00a9, 0xa0 },
- { 0x00aa, 0xe3 },
- { 0x00ab, 0xab },
- { 0x00ac, 0xbe },
-/* { 0x00ad, 0x2d }, <= 96/10/25 rick removed; converts soft-hyphen to hyphen! */
- { 0x00ae, 0xb0 },
- { 0x00af, 0xc5 },
- { 0x00b1, 0xd1 },
- { 0x00b2, 0xc9 },
- { 0x00b3, 0xcc },
- { 0x00b4, 0xc2 },
- { 0x00b5, 0x9d },
- { 0x00b6, 0xb6 },
- { 0x00b7, 0xb4 },
- { 0x00b8, 0xcb },
- { 0x00b9, 0xc0 },
- { 0x00ba, 0xeb },
- { 0x00bb, 0xbb },
- { 0x00bc, 0xd2 },
- { 0x00bd, 0xd3 },
- { 0x00be, 0xd4 },
- { 0x00bf, 0xbf },
- { 0x00c0, 0x81 },
- { 0x00c1, 0x82 },
- { 0x00c2, 0x83 },
- { 0x00c3, 0x84 },
- { 0x00c4, 0x85 },
- { 0x00c5, 0x86 },
- { 0x00c6, 0xe1 },
- { 0x00c7, 0x87 },
- { 0x00c8, 0x88 },
- { 0x00c9, 0x89 },
- { 0x00ca, 0x8a },
- { 0x00cb, 0x8b },
- { 0x00cc, 0x8c },
- { 0x00cd, 0x8d },
- { 0x00ce, 0x8e },
- { 0x00cf, 0x8f },
- { 0x00d0, 0x90 },
- { 0x00d1, 0x91 },
- { 0x00d2, 0x92 },
- { 0x00d3, 0x93 },
- { 0x00d4, 0x94 },
- { 0x00d5, 0x95 },
- { 0x00d6, 0x96 },
- { 0x00d7, 0x9e },
- { 0x00d8, 0xe9 },
- { 0x00d9, 0x97 },
- { 0x00da, 0x98 },
- { 0x00db, 0x99 },
- { 0x00dc, 0x9a },
- { 0x00dd, 0x9b },
- { 0x00de, 0x9c },
- { 0x00df, 0xfb },
- { 0x00e0, 0xd5 },
- { 0x00e1, 0xd6 },
- { 0x00e2, 0xd7 },
- { 0x00e3, 0xd8 },
- { 0x00e4, 0xd9 },
- { 0x00e5, 0xda },
- { 0x00e6, 0xf1 },
- { 0x00e7, 0xdb },
- { 0x00e8, 0xdc },
- { 0x00e9, 0xdd },
- { 0x00ea, 0xde },
- { 0x00eb, 0xdf },
- { 0x00ec, 0xe0 },
- { 0x00ed, 0xe2 },
- { 0x00ee, 0xe4 },
- { 0x00ef, 0xe5 },
- { 0x00f0, 0xe6 },
- { 0x00f1, 0xe7 },
- { 0x00f2, 0xec },
- { 0x00f3, 0xed },
- { 0x00f4, 0xee },
- { 0x00f5, 0xef },
- { 0x00f6, 0xf0 },
- { 0x00f7, 0x9f },
- { 0x00f8, 0xf9 },
- { 0x00f9, 0xf2 },
- { 0x00fa, 0xf3 },
- { 0x00fb, 0xf4 },
- { 0x00fc, 0xf6 },
- { 0x00fd, 0xf7 },
- { 0x00fe, 0xfc },
- { 0x00ff, 0xfd },
- { 0x0131, 0xf5 },
- { 0x0141, 0xe8 },
- { 0x0142, 0xf8 },
- { 0x0152, 0xea },
- { 0x0153, 0xfa },
- { 0x0192, 0xa6 },
- { 0x02c6, 0xc3 },
- { 0x02c7, 0xcf },
- { 0x02cb, 0xc1 },
- { 0x02d8, 0xc6 },
- { 0x02d9, 0xc7 },
- { 0x02da, 0xca },
- { 0x02db, 0xce },
- { 0x02dc, 0xc4 },
- { 0x02dd, 0xcd },
- { 0x2013, 0xb1 },
- { 0x2014, 0xd0 },
- { 0x2019, 0xa9 },
- { 0x201a, 0xb8 },
- { 0x201c, 0xaa },
- { 0x201d, 0xba },
- { 0x201e, 0xb9 },
- { 0x2020, 0xb2 },
- { 0x2021, 0xb3 },
- { 0x2022, 0xb7 },
- { 0x2026, 0xbc },
- { 0x2029, 0x0a }, /* ParagraphSeparator -> ASCIINewLine */
- { 0x2030, 0xbd },
- { 0x2039, 0xac },
- { 0x203a, 0xad },
- { 0x2044, 0xa4 },
- { 0xfb01, 0xae },
- { 0xfb02, 0xaf },
- { 0xfffd, 0xff },
-};
-
-static Boolean __CFToNextStepLatin(UInt32 flags, UniChar character, uint8_t *byte) {
- if (character < 0x80) {
- *byte = (uint8_t)character;
- return true;
- } else {
- return CFStringEncodingUnicodeTo8BitEncoding(nextstep_from_tab, NUM_NEXTSTEP_FROM_UNI, character, byte);
- }
-};
-
-static const UniChar NSToPrecompUnicodeTable[128] = {
- /* NextStep Encoding Unicode */
- /* 128 figspace */ 0x00a0, /* 0x2007 is fig space */
- /* 129 Agrave */ 0x00c0,
- /* 130 Aacute */ 0x00c1,
- /* 131 Acircumflex */ 0x00c2,
- /* 132 Atilde */ 0x00c3,
- /* 133 Adieresis */ 0x00c4,
- /* 134 Aring */ 0x00c5,
- /* 135 Ccedilla */ 0x00c7,
- /* 136 Egrave */ 0x00c8,
- /* 137 Eacute */ 0x00c9,
- /* 138 Ecircumflex */ 0x00ca,
- /* 139 Edieresis */ 0x00cb,
- /* 140 Igrave */ 0x00cc,
- /* 141 Iacute */ 0x00cd,
- /* 142 Icircumflex */ 0x00ce,
- /* 143 Idieresis */ 0x00cf,
- /* 144 Eth */ 0x00d0,
- /* 145 Ntilde */ 0x00d1,
- /* 146 Ograve */ 0x00d2,
- /* 147 Oacute */ 0x00d3,
- /* 148 Ocircumflex */ 0x00d4,
- /* 149 Otilde */ 0x00d5,
- /* 150 Odieresis */ 0x00d6,
- /* 151 Ugrave */ 0x00d9,
- /* 152 Uacute */ 0x00da,
- /* 153 Ucircumflex */ 0x00db,
- /* 154 Udieresis */ 0x00dc,
- /* 155 Yacute */ 0x00dd,
- /* 156 Thorn */ 0x00de,
- /* 157 mu */ 0x00b5,
- /* 158 multiply */ 0x00d7,
- /* 159 divide */ 0x00f7,
- /* 160 copyright */ 0x00a9,
- /* 161 exclamdown */ 0x00a1,
- /* 162 cent */ 0x00a2,
- /* 163 sterling */ 0x00a3,
- /* 164 fraction */ 0x2044,
- /* 165 yen */ 0x00a5,
- /* 166 florin */ 0x0192,
- /* 167 section */ 0x00a7,
- /* 168 currency */ 0x00a4,
- /* 169 quotesingle */ 0x2019,
- /* 170 quotedblleft */ 0x201c,
- /* 171 guillemotleft */ 0x00ab,
- /* 172 guilsinglleft */ 0x2039,
- /* 173 guilsinglright */ 0x203a,
- /* 174 fi */ 0xFB01,
- /* 175 fl */ 0xFB02,
- /* 176 registered */ 0x00ae,
- /* 177 endash */ 0x2013,
- /* 178 dagger */ 0x2020,
- /* 179 daggerdbl */ 0x2021,
- /* 180 periodcentered */ 0x00b7,
- /* 181 brokenbar */ 0x00a6,
- /* 182 paragraph */ 0x00b6,
- /* 183 bullet */ 0x2022,
- /* 184 quotesinglbase */ 0x201a,
- /* 185 quotedblbase */ 0x201e,
- /* 186 quotedblright */ 0x201d,
- /* 187 guillemotright */ 0x00bb,
- /* 188 ellipsis */ 0x2026,
- /* 189 perthousand */ 0x2030,
- /* 190 logicalnot */ 0x00ac,
- /* 191 questiondown */ 0x00bf,
- /* 192 onesuperior */ 0x00b9,
- /* 193 grave */ 0x02cb,
- /* 194 acute */ 0x00b4,
- /* 195 circumflex */ 0x02c6,
- /* 196 tilde */ 0x02dc,
- /* 197 macron */ 0x00af,
- /* 198 breve */ 0x02d8,
- /* 199 dotaccent */ 0x02d9,
- /* 200 dieresis */ 0x00a8,
- /* 201 twosuperior */ 0x00b2,
- /* 202 ring */ 0x02da,
- /* 203 cedilla */ 0x00b8,
- /* 204 threesuperior */ 0x00b3,
- /* 205 hungarumlaut */ 0x02dd,
- /* 206 ogonek */ 0x02db,
- /* 207 caron */ 0x02c7,
- /* 208 emdash */ 0x2014,
- /* 209 plusminus */ 0x00b1,
- /* 210 onequarter */ 0x00bc,
- /* 211 onehalf */ 0x00bd,
- /* 212 threequarters */ 0x00be,
- /* 213 agrave */ 0x00e0,
- /* 214 aacute */ 0x00e1,
- /* 215 acircumflex */ 0x00e2,
- /* 216 atilde */ 0x00e3,
- /* 217 adieresis */ 0x00e4,
- /* 218 aring */ 0x00e5,
- /* 219 ccedilla */ 0x00e7,
- /* 220 egrave */ 0x00e8,
- /* 221 eacute */ 0x00e9,
- /* 222 ecircumflex */ 0x00ea,
- /* 223 edieresis */ 0x00eb,
- /* 224 igrave */ 0x00ec,
- /* 225 AE */ 0x00c6,
- /* 226 iacute */ 0x00ed,
- /* 227 ordfeminine */ 0x00aa,
- /* 228 icircumflex */ 0x00ee,
- /* 229 idieresis */ 0x00ef,
- /* 230 eth */ 0x00f0,
- /* 231 ntilde */ 0x00f1,
- /* 232 Lslash */ 0x0141,
- /* 233 Oslash */ 0x00d8,
- /* 234 OE */ 0x0152,
- /* 235 ordmasculine */ 0x00ba,
- /* 236 ograve */ 0x00f2,
- /* 237 oacute */ 0x00f3,
- /* 238 ocircumflex */ 0x00f4,
- /* 239 otilde */ 0x00f5,
- /* 240 odieresis */ 0x00f6,
- /* 241 ae */ 0x00e6,
- /* 242 ugrave */ 0x00f9,
- /* 243 uacute */ 0x00fa,
- /* 244 ucircumflex */ 0x00fb,
- /* 245 dotlessi */ 0x0131,
- /* 246 udieresis */ 0x00fc,
- /* 247 yacute */ 0x00fd,
- /* 248 lslash */ 0x0142,
- /* 249 oslash */ 0x00f8,
- /* 250 oe */ 0x0153,
- /* 251 germandbls */ 0x00df,
- /* 252 thorn */ 0x00fe,
- /* 253 ydieresis */ 0x00ff,
- /* 254 .notdef */ 0xFFFD,
- /* 255 .notdef */ 0xFFFD
-};
-
-static Boolean __CFFromNextStepLatin(UInt32 flags, uint8_t byte, UniChar *character) {
- return ((*character = (byte < 0x80 ? (UniChar)byte : NSToPrecompUnicodeTable[byte - 0x80])) != 0xFFFD);
-}
-
-static UInt32 __CFToNextStepLatinPrecompose(UInt32 flags, const UniChar *character, UInt32 numChars, uint8_t *bytes, UInt32 maxByteLen, UInt32 *usedByteLen) {
- uint8_t byte;
- UInt32 usedCharLen;
-
- if (__CFToNextStepLatin(flags, CFStringEncodingPrecomposeLatinCharacter(character, numChars, &usedCharLen), &byte) && byte && (usedCharLen > 1)) {
- if (maxByteLen) *bytes = byte;
- *usedByteLen = 1;
- return usedCharLen;
- } else {
- return 0;
- }
-}
-
-__private_extern__ const CFStringEncodingConverter __CFConverterNextStepLatin = {
- __CFToNextStepLatin, __CFFromNextStepLatin, 1, 1, kCFStringEncodingConverterCheapEightBit,
- NULL, NULL, NULL, NULL, __CFToNextStepLatinPrecompose, CFStringEncodingIsValidCombiningCharacterForLatin1,
-};
-
-/* UTF8 */
-/*
- * Copyright 2001 Unicode, Inc.
- *
- * Disclaimer
- *
- * This source code is provided as is by Unicode, Inc. No claims are
- * made as to fitness for any particular purpose. No warranties of any
- * kind are expressed or implied. The recipient agrees to determine
- * applicability of information provided. If this file has been
- * purchased on magnetic or optical media from Unicode, Inc., the
- * sole remedy for any claim will be exchange of defective media
- * within 90 days of receipt.
- *
- * Limitations on Rights to Redistribute This Code
- *
- * Unicode, Inc. hereby grants the right to freely use the information
- * supplied in this file in the creation of products supporting the
- * Unicode Standard, and to make copies of this file in any form
- * for internal or external distribution as long as this notice
- * remains attached.
- */
-
-static const UInt32 kReplacementCharacter = 0x0000FFFDUL;
-static const UInt32 kMaximumUCS2 = 0x0000FFFFUL;
-static const UInt32 kMaximumUTF16 = 0x0010FFFFUL;
-static const UInt32 kMaximumUCS4 = 0x7FFFFFFFUL;
-
-static const int halfShift = 10;
-static const UInt32 halfBase = 0x0010000UL;
-static const UInt32 halfMask = 0x3FFUL;
-static const UInt32 kSurrogateHighStart = 0xD800UL;
-static const UInt32 kSurrogateHighEnd = 0xDBFFUL;
-static const UInt32 kSurrogateLowStart = 0xDC00UL;
-static const UInt32 kSurrogateLowEnd = 0xDFFFUL;
-
-/*
- * Index into the table below with the first byte of a UTF-8 sequence to
- * get the number of trailing bytes that are supposed to follow it.
- */
-static const char trailingBytesForUTF8[256] = {
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
- 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5
-};
-
-/*
- * Magic values subtracted from a buffer value during UTF8 conversion.
- * This table contains as many values as there might be trailing bytes
- * in a UTF-8 sequence.
- */
-static const UTF32Char offsetsFromUTF8[6] = { 0x00000000UL, 0x00003080UL, 0x000E2080UL,
- 0x03C82080UL, 0xFA082080UL, 0x82082080UL };
-
-static const uint8_t firstByteMark[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };
-
-/* This code is similar in effect to making successive calls on the mbtowc and wctomb routines in FSS-UTF. However, it is considerably different in code:
- * it is adapted to be consistent with UTF16,
- * constants have been gathered.
- * loops & conditionals have been removed as much as possible for
- * efficiency, in favor of drop-through switch statements.
-*/
-
-CF_INLINE uint16_t __CFUTF8BytesToWriteForCharacter(UInt32 ch) {
- if (ch < 0x80) return 1;
- else if (ch < 0x800) return 2;
- else if (ch < 0x10000) return 3;
- else if (ch < 0x200000) return 4;
- else if (ch < 0x4000000) return 5;
- else if (ch <= kMaximumUCS4) return 6;
- else return 0;
-}
-
-CF_INLINE uint16_t __CFToUTF8Core(UInt32 ch, uint8_t *bytes, UInt32 maxByteLen) {
- uint16_t bytesToWrite = __CFUTF8BytesToWriteForCharacter(ch);
- const UInt32 byteMask = 0xBF;
- const UInt32 byteMark = 0x80;
-
- if (!bytesToWrite) {
- bytesToWrite = 2;
- ch = kReplacementCharacter;
- }
-
- if (maxByteLen < bytesToWrite) return 0;
-
- switch (bytesToWrite) { /* note: code falls through cases! */
- case 6: bytes[5] = (ch | byteMark) & byteMask; ch >>= 6;
- case 5: bytes[4] = (ch | byteMark) & byteMask; ch >>= 6;
- case 4: bytes[3] = (ch | byteMark) & byteMask; ch >>= 6;
- case 3: bytes[2] = (ch | byteMark) & byteMask; ch >>= 6;
- case 2: bytes[1] = (ch | byteMark) & byteMask; ch >>= 6;
- case 1: bytes[0] = ch | firstByteMark[bytesToWrite];
- }
- return bytesToWrite;
-}
-
-static UInt32 __CFToUTF8(UInt32 flags, const UniChar *characters, UInt32 numChars, uint8_t *bytes, UInt32 maxByteLen, UInt32 *usedByteLen) {
- uint16_t bytesWritten;
- UInt32 ch;
- const UniChar *beginCharacter = characters;
- const UniChar *endCharacter = characters + numChars;
- const uint8_t *beginBytes = bytes;
- const uint8_t *endBytes = bytes + maxByteLen;
- bool isStrict = (flags & kCFStringEncodingUseHFSPlusCanonical ? false : true);
-
- while ((characters < endCharacter) && (!maxByteLen || (bytes < endBytes))) {
- ch = *(characters++);
-
- if (ch < 0x80) { // ASCII
- if (maxByteLen) *bytes = ch;
- ++bytes;
- } else {
- if (ch >= kSurrogateHighStart) {
- if (ch <= kSurrogateHighEnd) {
- if ((characters < endCharacter) && ((*characters >= kSurrogateLowStart) && (*characters <= kSurrogateLowEnd))) {
- ch = ((ch - kSurrogateHighStart) << halfShift) + (*(characters++) - kSurrogateLowStart) + halfBase;
- } else if (isStrict) {
- --characters;
- break;
- }
- } else if (isStrict && (ch <= kSurrogateLowEnd)) {
- --characters;
- break;
- }
- }
-
- if (!(bytesWritten = (maxByteLen ? __CFToUTF8Core(ch, bytes, endBytes - bytes) : __CFUTF8BytesToWriteForCharacter(ch)))) {
- characters -= (ch < 0x10000 ? 1 : 2);
- break;
- }
- bytes += bytesWritten;
- }
- }
-
- if (usedByteLen) *usedByteLen = bytes - beginBytes;
- return characters - beginCharacter;
-}
-
-/*
- * Utility routine to tell whether a sequence of bytes is legal UTF-8.
- * This must be called with the length pre-determined by the first byte.
- * If not calling this from ConvertUTF8to*, then the length can be set by:
- * length = trailingBytesForUTF8[*source]+1;
- * and the sequence is illegal right away if there aren't that many bytes
- * available.
- * If presented with a length > 4, this returns false. The Unicode
- * definition of UTF-8 goes up to 4-byte sequences.
- */
-
-CF_INLINE bool __CFIsLegalUTF8(const uint8_t *source, int length) {
- if (length > 4) return false;
-
- const uint8_t *srcptr = source+length;
- uint8_t head = *source;
-
- while (--srcptr > source) if ((*srcptr & 0xC0) != 0x80) return false;
-
- if (((head >= 0x80) && (head < 0xC2)) || (head > 0xF4)) return false;
-
- if (((head == 0xE0) && (*(source + 1) < 0xA0)) || ((head == 0xED) && (*(source + 1) > 0x9F)) || ((head == 0xF0) && (*(source + 1) < 0x90)) || ((head == 0xF4) && (*(source + 1) > 0x8F))) return false;
- return true;
-}
-
-/* This version of the routine returns the length of the sequence,
- or 0 on illegal sequence. This version is correct according to
- the Unicode 4.0 spec. */
-#define ISLEGALUTF8_FAST 0
-static CFIndex __CFIsLegalUTF8_2(const uint8_t *source, CFIndex maxBytes) {
- if (maxBytes < 1) return 0;
- uint8_t first = source[0];
- if (first <= 0x7F) return 1;
- if (first < 0xC2) return 0;
- if (maxBytes < 2) return 0;
- if (first <= 0xDF) {
-#if ISLEGALUTF8_FAST
- if ((source[1] & 0xC0) == 0x80) return 2;
-#else
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0xBF) return 2;
-#endif
- return 0;
- }
- if (maxBytes < 3) return 0;
-#if ISLEGALUTF8_FAST
- if (first <= 0xEF) {
- uint32_t value = (first << 24) | ((*(const uint16_t *)((const uint8_t *)source + 1)) << 8);
- uint32_t masked1 = (value & 0xFFF0C000);
-
- // 0b 11100000 101{0,1}xxxx 10xxxxxx (0xE0)
- if (masked1 == 0xE0A08000) return 3;
- if (masked1 == 0xE0B08000) return 3;
-
- // 0b 11101101 100{0,1}xxxx 10xxxxxx (0xED)
- if (masked1 == 0xED808000) return 3;
- if (masked1 == 0xED908000) return 3;
-
- // 0b 1110{0001 - 1100} 10xxxxxx 10xxxxxx (0xE1 - 0xEC)
- // 0b 1110{1110 - 1111} 10xxxxxx 10xxxxxx (0xEE - 0xEF)
- if ((value & 0x00C0C000) == 0x00808000) return 3;
-
- return 0;
- }
-#else
- if (first == 0xE0) {
- if (source[1] < 0xA0 /* NOTE */) return 0;
- if (source[1] <= 0xBF) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) return 3;
- }
- return 0;
- }
- if (first <= 0xEC) {
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0xBF) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) return 3;
- }
- return 0;
- }
- if (first == 0xED) {
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0x9F /* NOTE */) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) return 3;
- }
- return 0;
- }
- if (first <= 0xEF) {
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0xBF) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) return 3;
- }
- return 0;
- }
-#endif
- if (maxBytes < 4) return 0;
-#if ISLEGALUTF8_FAST
- if (first <= 0xF4) {
- uint32_t value = *(const uint32_t *)source;
- uint32_t masked1 = (value & 0xFFF0C0C0);
-
- // 0b 11110000 10{01,10,11}xxxx 10xxxxxx 10xxxxxx (0xF0)
- if (masked1 == 0xF0908080) return 4;
- if (masked1 == 0xF0A08080) return 4;
- if (masked1 == 0xF0B08080) return 4;
-
- // 0b 11110100 1000xxxx 10xxxxxx 10xxxxxx (0xF4)
- if (masked1 == 0xF4808080) return 4;
-
- // 0b 111100{01,10,11} 10xxxxxx 10xxxxxx 10xxxxxx (0xF1 - 0xF3)
- if ((value & 0x00C0C0C0) == 0x00808080) return 4;
-
- return 0;
- }
-#else
- if (first == 0xF0) {
- if (source[1] < 0x90 /* NOTE */) return 0;
- if (source[1] <= 0xBF) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) {
- if (source[3] < 0x80) return 0;
- if (source[3] <= 0xBF) return 4;
- }
- }
- return 0;
- }
- if (first <= 0xF3) {
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0xBF) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) {
- if (source[3] < 0x80) return 0;
- if (source[3] <= 0xBF) return 4;
- }
- }
- return 0;
- }
- if (first == 0xF4) {
- if (source[1] < 0x80) return 0;
- if (source[1] <= 0x8F /* NOTE */) {
- if (source[2] < 0x80) return 0;
- if (source[2] <= 0xBF) {
- if (source[3] < 0x80) return 0;
- if (source[3] <= 0xBF) return 4;
- }
- }
- return 0;
- }
-#endif
- return 0;
-}
-
-static UInt32 __CFFromUTF8(UInt32 flags, const uint8_t *bytes, UInt32 numBytes, UniChar *characters, UInt32 maxCharLen, UInt32 *usedCharLen) {
- const uint8_t *source = bytes;
- uint16_t extraBytesToRead;
- UInt32 theUsedCharLen = 0;
- UInt32 ch;
- Boolean isHFSPlus = (flags & kCFStringEncodingUseHFSPlusCanonical ? true : false);
- Boolean needsToDecompose = (flags & kCFStringEncodingUseCanonical || isHFSPlus ? true : false);
- Boolean strictUTF8 = (flags & kCFStringEncodingLenientUTF8Conversion ? false : true);
- UTF32Char decomposed[MAX_DECOMPOSED_LENGTH];
- int32_t decompLength;
- bool isStrict = !isHFSPlus;
-
- while (numBytes && (!maxCharLen || (theUsedCharLen < maxCharLen))) {
- extraBytesToRead = trailingBytesForUTF8[*source];
-
- if (extraBytesToRead > --numBytes) break;
- numBytes -= extraBytesToRead;
-
- /* Do this check whether lenient or strict */
- // We need to allow 0xA9 (copyright in MacRoman and Unicode) not to break existing apps
- // Will use a flag passed in from upper layers to switch restriction mode for this case in the next release
- if ((extraBytesToRead > 3) || (strictUTF8 && !__CFIsLegalUTF8(source, extraBytesToRead + 1))) {
- if ((*source == 0xA9) || (flags & kCFStringEncodingAllowLossyConversion)) {
- numBytes += extraBytesToRead;
- ++source;
- if (maxCharLen) *(characters++) = (UTF16Char)kReplacementCharacter;
- ++theUsedCharLen;
- continue;
- } else {
- break;
- }
- }
-
- ch = 0;
- /*
- * The cases all fall through. See "Note A" below.
- */
- switch (extraBytesToRead) {
- case 3: ch += *source++; ch <<= 6;
- case 2: ch += *source++; ch <<= 6;
- case 1: ch += *source++; ch <<= 6;
- case 0: ch += *source++;
- }
- ch -= offsetsFromUTF8[extraBytesToRead];
-
- if (ch <= kMaximumUCS2) {
- if (isStrict && (ch >= kSurrogateHighStart && ch <= kSurrogateLowEnd)) {
- source -= (extraBytesToRead + 1);
- break;
- }
- if (needsToDecompose && CFUniCharIsDecomposableCharacter(ch, isHFSPlus)) {
- decompLength = CFUniCharDecomposeCharacter(ch, decomposed, MAX_DECOMPOSED_LENGTH);
-
- if (maxCharLen) {
- if (!CFUniCharFillDestinationBuffer(decomposed, decompLength, (void **)&characters, maxCharLen, (uint32_t *)&theUsedCharLen, kCFUniCharUTF16Format)) break;
- } else {
- theUsedCharLen += decompLength;
- }
- } else {
- if (maxCharLen) *(characters++) = (UTF16Char)ch;
- ++theUsedCharLen;
- }
- } else if (ch > kMaximumUTF16) {
- if (isStrict) {
- source -= (extraBytesToRead + 1);
- break;
- }
- if (maxCharLen) *(characters++) = (UTF16Char)kReplacementCharacter;
- ++theUsedCharLen;
- } else {
- if (needsToDecompose && CFUniCharIsDecomposableCharacter(ch, isHFSPlus)) {
- decompLength = CFUniCharDecomposeCharacter(ch, decomposed, MAX_DECOMPOSED_LENGTH);
-
- if (maxCharLen) {
- if (!CFUniCharFillDestinationBuffer(decomposed, decompLength, (void **)&characters, maxCharLen, (uint32_t *)&theUsedCharLen, kCFUniCharUTF16Format)) break;
- } else {
- while (--decompLength >= 0) theUsedCharLen += (decomposed[decompLength] < 0x10000 ? 1 : 2);
- }
- } else {
- if (maxCharLen) {
- if ((theUsedCharLen + 2) > maxCharLen) break;
- ch -= halfBase;
- *(characters++) = (ch >> halfShift) + kSurrogateHighStart;
- *(characters++) = (ch & halfMask) + kSurrogateLowStart;
- }
- theUsedCharLen += 2;
- }
- }
- }
-
- if (usedCharLen) *usedCharLen = theUsedCharLen;
-
- return source - bytes;
-}
-
-static UInt32 __CFToUTF8Len(UInt32 flags, const UniChar *characters, UInt32 numChars) {
- UInt32 bytesToWrite = 0;
- UInt32 ch;
-
- while (numChars) {
- ch = *characters++;
- numChars--;
- if ((ch >= kSurrogateHighStart && ch <= kSurrogateHighEnd) && numChars && (*characters >= kSurrogateLowStart && *characters <= kSurrogateLowEnd)) {
- ch = ((ch - kSurrogateHighStart) << halfShift) + (*characters++ - kSurrogateLowStart) + halfBase;
- numChars--;
- }
- bytesToWrite += __CFUTF8BytesToWriteForCharacter(ch);
- }
-
- return bytesToWrite;
-}
-
-static UInt32 __CFFromUTF8Len(UInt32 flags, const uint8_t *source, UInt32 numBytes) {
- uint16_t extraBytesToRead;
- UInt32 theUsedCharLen = 0;
- UInt32 ch;
- Boolean isHFSPlus = (flags & kCFStringEncodingUseHFSPlusCanonical ? true : false);
- Boolean needsToDecompose = (flags & kCFStringEncodingUseCanonical || isHFSPlus ? true : false);
- Boolean strictUTF8 = (flags & kCFStringEncodingLenientUTF8Conversion ? false : true);
- UTF32Char decomposed[MAX_DECOMPOSED_LENGTH];
- int32_t decompLength;
- bool isStrict = !isHFSPlus;
-
- while (numBytes) {
- extraBytesToRead = trailingBytesForUTF8[*source];
-
- if (extraBytesToRead > --numBytes) break;
- numBytes -= extraBytesToRead;
-
- /* Do this check whether lenient or strict */
- // We need to allow 0xA9 (copyright in MacRoman and Unicode) not to break existing apps
- // Will use a flag passed in from upper layers to switch restriction mode for this case in the next release
- if ((extraBytesToRead > 3) || (strictUTF8 && !__CFIsLegalUTF8(source, extraBytesToRead + 1))) {
- if ((*source == 0xA9) || (flags & kCFStringEncodingAllowLossyConversion)) {
- numBytes += extraBytesToRead;
- ++source;
- ++theUsedCharLen;
- continue;
- } else {
- break;
- }
- }
-
-
- ch = 0;
- /*
- * The cases all fall through. See "Note A" below.
- */
- switch (extraBytesToRead) {
- case 3: ch += *source++; ch <<= 6;
- case 2: ch += *source++; ch <<= 6;
- case 1: ch += *source++; ch <<= 6;
- case 0: ch += *source++;
- }
- ch -= offsetsFromUTF8[extraBytesToRead];
-
- if (ch <= kMaximumUCS2) {
- if (isStrict && (ch >= kSurrogateHighStart && ch <= kSurrogateLowEnd)) {
- break;
- }
- if (needsToDecompose && CFUniCharIsDecomposableCharacter(ch, isHFSPlus)) {
- decompLength = CFUniCharDecomposeCharacter(ch, decomposed, MAX_DECOMPOSED_LENGTH);
- theUsedCharLen += decompLength;
- } else {
- ++theUsedCharLen;
- }
- } else if (ch > kMaximumUTF16) {
- ++theUsedCharLen;
- } else {
- if (needsToDecompose && CFUniCharIsDecomposableCharacter(ch, isHFSPlus)) {
- decompLength = CFUniCharDecomposeCharacter(ch, decomposed, MAX_DECOMPOSED_LENGTH);
- while (--decompLength >= 0) theUsedCharLen += (decomposed[decompLength] < 0x10000 ? 1 : 2);
- } else {
- theUsedCharLen += 2;
- }
- }
- }
-
- return theUsedCharLen;
-}
-
-__private_extern__ const CFStringEncodingConverter __CFConverterUTF8 = {
- __CFToUTF8, __CFFromUTF8, 3, 2, kCFStringEncodingConverterStandard,
- __CFToUTF8Len, __CFFromUTF8Len, NULL, NULL, NULL, NULL,
-};
projects / apple / cf.git / blobdiff