CFStringEncodingConverterPriv.h

   1 /*
   2  * Copyright (c) 2008 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*      CFStringEncodingConverterPriv.h
  24         Copyright (c) 1998-2007, Apple Inc. All rights reserved.
  25 */
  26
  27 #if !defined(__COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__)
  28 #define __COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__ 1
  29
  30 #include <CoreFoundation/CFBase.h>
  31 #include "CFStringEncodingConverterExt.h"
  32
  33 #define MAX_IANA_ALIASES (4)
  34
  35 typedef CFIndex (*_CFToBytesProc)(const void *converter, uint32_t flags, const UniChar *characters, CFIndex numChars, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen);
  36 typedef CFIndex (*_CFToUnicodeProc)(const void *converter, uint32_t flags, const uint8_t *bytes, CFIndex numBytes, UniChar *characters, CFIndex maxCharLen, CFIndex *usedCharLen);
  37
  38 typedef struct {
  39     _CFToBytesProc toBytes;
  40     _CFToUnicodeProc toUnicode;
  41     _CFToUnicodeProc toCanonicalUnicode;
  42     void *_toBytes; // original proc
  43     void *_toUnicode; // original proc
  44     uint16_t maxLen;
  45     uint16_t :16;
  46     CFStringEncodingToBytesLenProc toBytesLen;
  47     CFStringEncodingToUnicodeLenProc toUnicodeLen;
  48     CFStringEncodingToBytesFallbackProc toBytesFallback;
  49     CFStringEncodingToUnicodeFallbackProc toUnicodeFallback;
  50     CFStringEncodingToBytesPrecomposeProc toBytesPrecompose;
  51     CFStringEncodingIsValidCombiningCharacterProc isValidCombiningChar;
  52 } _CFEncodingConverter;
  53
  54 typedef struct {
  55     uint32_t encoding;
  56     _CFEncodingConverter *converter;
  57     const char *encodingName;
  58     const char *ianaNames[MAX_IANA_ALIASES];
  59     const char *loadablePath;
  60     CFStringEncodingBootstrapProc bootstrap;
  61     CFStringEncodingToBytesFallbackProc toBytesFallback;
  62     CFStringEncodingToUnicodeFallbackProc toUnicodeFallback;
  63     uint32_t scriptCode;
  64 } _CFConverterEntry;
  65
  66 extern const CFStringEncodingConverter __CFConverterASCII;
  67 extern const CFStringEncodingConverter __CFConverterISOLatin1;
  68 extern const CFStringEncodingConverter __CFConverterMacRoman;
  69 extern const CFStringEncodingConverter __CFConverterWinLatin1;
  70 extern const CFStringEncodingConverter __CFConverterNextStepLatin;
  71 extern const CFStringEncodingConverter __CFConverterUTF8;
  72
  73
  74 #endif /* ! __COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__ */
  75