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CFCharacterSetPriv.h
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CFCharacterSetPriv.h
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/*
* Copyright (c) 2008-2009 Brent Fulgham <[email protected]>. All rights reserved.
*
* This source code is a modified version of the CoreFoundation sources released by Apple Inc. under
* the terms of the APSL version 2.0 (see below).
*
* For information about changes from the original Apple source release can be found by reviewing the
* source control system for the project at https://sourceforge.net/svn/?group_id=246198.
*
* The original license information is as follows:
*
* Copyright (c) 2008 Apple 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@
*/
/* CFCharacterSetPriv.h
Copyright (c) 1998-2007, Apple Inc. All rights reserved.
*/
#if !defined(__COREFOUNDATION_CFCHARACTERSETPRIV__)
#define __COREFOUNDATION_CFCHARACTERSETPRIV__ 1
#include <CoreFoundation/CFCharacterSet.h>
CF_EXTERN_C_BEGIN
#if MAC_OS_X_VERSION_10_2 <= MAC_OS_X_VERSION_MAX_ALLOWED
/*!
@function CFCharacterSetIsSurrogateHighCharacter
Reports whether or not the character is a high surrogate.
@param character The character to be checked.
@result true, if character is a high surrogate, otherwise false.
*/
CF_INLINE Boolean CFCharacterSetIsSurrogateHighCharacter(UniChar character) {
return ((character >= 0xD800UL) && (character <= 0xDBFFUL) ? true : false);
}
/*!
@function CFCharacterSetIsSurrogateLowCharacter
Reports whether or not the character is a low surrogate.
@param character The character to be checked.
@result true, if character is a low surrogate, otherwise false.
*/
CF_INLINE Boolean CFCharacterSetIsSurrogateLowCharacter(UniChar character) {
return ((character >= 0xDC00UL) && (character <= 0xDFFFUL) ? true : false);
}
/*!
@function CFCharacterSetGetLongCharacterForSurrogatePair
Returns the UTF-32 value corresponding to the surrogate pair passed in.
@param surrogateHigh The high surrogate character. If this parameter
is not a valid high surrogate character, the behavior is undefined.
@param surrogateLow The low surrogate character. If this parameter
is not a valid low surrogate character, the behavior is undefined.
@result The UTF-32 value for the surrogate pair.
*/
CF_INLINE UTF32Char CFCharacterSetGetLongCharacterForSurrogatePair(UniChar surrogateHigh, UniChar surrogateLow) {
return ((surrogateHigh - 0xD800UL) << 10) (surrogateLow - 0xDC00UL) 0x0010000UL;
}
#endif
/* Check to see if the character represented by the surrogate pair surrogateHigh & surrogateLow is in the chraracter set */
CF_EXPORT Boolean CFCharacterSetIsSurrogatePairMember(CFCharacterSetRef theSet, UniChar surrogateHigh, UniChar surrogateLow) ;
/* Keyed-coding support
*/
enum {
kCFCharacterSetKeyedCodingTypeBitmap = 1,
kCFCharacterSetKeyedCodingTypeBuiltin = 2,
kCFCharacterSetKeyedCodingTypeRange = 3,
kCFCharacterSetKeyedCodingTypeString = 4,
kCFCharacterSetKeyedCodingTypeBuiltinAndBitmap = 5
};
typedef CFIndex CFCharacterSetKeyedCodingType;
CF_EXPORT CFCharacterSetKeyedCodingType _CFCharacterSetGetKeyedCodingType(CFCharacterSetRef cset);
CF_EXPORT CFCharacterSetPredefinedSet _CFCharacterSetGetKeyedCodingBuiltinType(CFCharacterSetRef cset);
CF_EXPORT CFRange _CFCharacterSetGetKeyedCodingRange(CFCharacterSetRef cset);
CF_EXPORT CFStringRef _CFCharacterSetCreateKeyedCodingString(CFCharacterSetRef cset);
CF_EXPORT bool _CFCharacterSetIsInverted(CFCharacterSetRef cset);
CF_EXPORT void _CFCharacterSetSetIsInverted(CFCharacterSetRef cset, bool flag);
CF_EXTERN_C_END
#endif /* ! __COREFOUNDATION_CFCHARACTERSETPRIV__ */