ForFoundationOnly.h

/*
 * 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@
 */
/*	ForFoundationOnly.h
	Copyright (c) 1998-2005, Apple, Inc. All rights reserved.
*/

#if !CF_BUILDING_CF && !NSBUILDINGFOUNDATION
    #error The header file ForFoundationOnly.h is for the exclusive use of the
    #error CoreFoundation and Foundation projects.  No other project should include it.
#endif

#if !defined(__COREFOUNDATION_FORFOUNDATIONONLY__)
#define __COREFOUNDATION_FORFOUNDATIONONLY__ 1

#include <CoreFoundation/CFBase.h>
#include <CoreFoundation/CFString.h>
#include <CoreFoundation/CFArray.h>
#include <CoreFoundation/CFDictionary.h>
#include <CoreFoundation/CFPriv.h>
#include <CoreFoundation/CFPropertyList.h>

// NOTE: miscellaneous declarations are at the end

// ---- CFRuntime material ----------------------------------------

#if defined(__cplusplus)
extern "C" {
#endif

#include <malloc/malloc.h>

CF_EXPORT
void __CFSetupFoundationBridging(void *, void *, void *, void *);

#if defined(__cplusplus)
}
#endif

// ---- CFBundle material ----------------------------------------

#include <CoreFoundation/CFBundlePriv.h>

#if defined(__cplusplus)
extern "C" {
#endif

CF_EXPORT const CFStringRef _kCFBundleExecutablePathKey;
CF_EXPORT const CFStringRef _kCFBundleInfoPlistURLKey;
CF_EXPORT const CFStringRef _kCFBundleNumericVersionKey;
CF_EXPORT const CFStringRef _kCFBundleResourcesFileMappedKey;
CF_EXPORT const CFStringRef _kCFBundleCFMLoadAsBundleKey;
CF_EXPORT const CFStringRef _kCFBundleAllowMixedLocalizationsKey;

CF_EXPORT CFArrayRef _CFFindBundleResources(CFBundleRef bundle, CFURLRef bundleURL, CFStringRef subDirName, CFArrayRef searchLanguages, CFStringRef resName, CFArrayRef resTypes, CFIndex limit, UInt8 version);

CF_EXPORT UInt8 _CFBundleLayoutVersion(CFBundleRef bundle);

CF_EXPORT CFArrayRef _CFBundleCopyLanguageSearchListInDirectory(CFAllocatorRef alloc, CFURLRef url, UInt8 *version);
CF_EXPORT CFArrayRef _CFBundleGetLanguageSearchList(CFBundleRef bundle);

#if defined(__cplusplus)
}
#endif


#if defined(__MACH__)
// ---- CFPreferences material ----------------------------------------

#define DEBUG_PREFERENCES_MEMORY 0
 
#if DEBUG_PREFERENCES_MEMORY
#include "../Tests/CFCountingAllocator.h"
#endif

#if defined(__cplusplus)
extern "C" {
#endif

extern void _CFPreferencesPurgeDomainCache(void);

typedef struct {
    void *	(*createDomain)(CFAllocatorRef allocator, CFTypeRef context);
    void	(*freeDomain)(CFAllocatorRef allocator, CFTypeRef context, void *domain);
    CFTypeRef	(*fetchValue)(CFTypeRef context, void *domain, CFStringRef key); // Caller releases
    void	(*writeValue)(CFTypeRef context, void *domain, CFStringRef key, CFTypeRef value);
    Boolean	(*synchronize)(CFTypeRef context, void *domain);
    void	(*getKeysAndValues)(CFAllocatorRef alloc, CFTypeRef context, void *domain, void **buf[], CFIndex *numKeyValuePairs);
    CFDictionaryRef (*copyDomainDictionary)(CFTypeRef context, void *domain);
    /* HACK - see comment on _CFPreferencesDomainSetIsWorldReadable(), below */
    void	(*setIsWorldReadable)(CFTypeRef context, void *domain, Boolean isWorldReadable);
} _CFPreferencesDomainCallBacks;

CF_EXPORT CFAllocatorRef __CFPreferencesAllocator(void);
CF_EXPORT  const _CFPreferencesDomainCallBacks __kCFVolatileDomainCallBacks;

#if defined(__WIN32__)
CF_EXPORT const _CFPreferencesDomainCallBacks __kCFWindowsRegistryDomainCallBacks;
#else
CF_EXPORT const _CFPreferencesDomainCallBacks __kCFXMLPropertyListDomainCallBacks;
#endif

typedef struct __CFPreferencesDomain * CFPreferencesDomainRef;

CF_EXPORT CFPreferencesDomainRef _CFPreferencesDomainCreate(CFTypeRef context, const _CFPreferencesDomainCallBacks *callBacks);
CF_EXPORT CFPreferencesDomainRef _CFPreferencesStandardDomain(CFStringRef domainName, CFStringRef userName, CFStringRef hostName);

CF_EXPORT CFTypeRef _CFPreferencesDomainCreateValueForKey(CFPreferencesDomainRef domain, CFStringRef key);
CF_EXPORT void _CFPreferencesDomainSet(CFPreferencesDomainRef domain, CFStringRef key, CFTypeRef value);
CF_EXPORT Boolean _CFPreferencesDomainSynchronize(CFPreferencesDomainRef domain);

/* If buf is NULL, no allocation occurs.  *numKeyValuePairs should be set to the current size of buf; alloc should be allocator to allocate/reallocate buf, or kCFAllocatorNull if buf is not to be (re)allocated.  No matter what happens, *numKeyValuePairs is always set to the number of pairs in the domain */
CF_EXPORT void _CFPreferencesDomainGetKeysAndValues(CFAllocatorRef alloc, CFPreferencesDomainRef domain, void **buf[], CFIndex *numKeyValuePairs);

CF_EXPORT CFArrayRef _CFPreferencesCreateDomainList(CFStringRef userName, CFStringRef hostName);
CF_EXPORT Boolean _CFSynchronizeDomainCache(void);

CF_EXPORT void _CFPreferencesDomainSetDictionary(CFPreferencesDomainRef domain, CFDictionaryRef dict);
CF_EXPORT CFDictionaryRef _CFPreferencesDomainCopyDictionary(CFPreferencesDomainRef domain);
CF_EXPORT CFDictionaryRef _CFPreferencesDomainDeepCopyDictionary(CFPreferencesDomainRef domain);
CF_EXPORT Boolean _CFPreferencesDomainExists(CFStringRef domainName, CFStringRef userName, CFStringRef hostName);

/* HACK - this is to work around the fact that individual domains lose the information about their user/host/app triplet at creation time.  We should find a better way to propogate this information.  REW, 1/13/00 */
CF_EXPORT void _CFPreferencesDomainSetIsWorldReadable(CFPreferencesDomainRef domain, Boolean isWorldReadable);

typedef struct {
    CFMutableArrayRef _search;  // the search list; an array of _CFPreferencesDomains
    CFMutableDictionaryRef _dictRep; // Mutable; a collapsed view of the search list, expressed as a single dictionary
    CFStringRef _appName;
} _CFApplicationPreferences;

CF_EXPORT _CFApplicationPreferences *_CFStandardApplicationPreferences(CFStringRef appName);
CF_EXPORT _CFApplicationPreferences *_CFApplicationPreferencesCreateWithUser(CFStringRef userName, CFStringRef appName);
CF_EXPORT void _CFDeallocateApplicationPreferences(_CFApplicationPreferences *self);
CF_EXPORT CFTypeRef _CFApplicationPreferencesCreateValueForKey(_CFApplicationPreferences *prefs, CFStringRef key);
CF_EXPORT void _CFApplicationPreferencesSet(_CFApplicationPreferences *self, CFStringRef defaultName, CFTypeRef value);
CF_EXPORT void _CFApplicationPreferencesRemove(_CFApplicationPreferences *self, CFStringRef defaultName);
CF_EXPORT Boolean _CFApplicationPreferencesSynchronize(_CFApplicationPreferences *self);
CF_EXPORT void _CFApplicationPreferencesUpdate(_CFApplicationPreferences *self); // same as updateDictRep
CF_EXPORT CFDictionaryRef _CFApplicationPreferencesCopyRepresentation3(_CFApplicationPreferences *self, CFDictionaryRef hint, CFDictionaryRef insertion, CFPreferencesDomainRef afterDomain);
CF_EXPORT CFDictionaryRef _CFApplicationPreferencesCopyRepresentationWithHint(_CFApplicationPreferences *self, CFDictionaryRef hint); // same as dictRep
CF_EXPORT void _CFApplicationPreferencesSetStandardSearchList(_CFApplicationPreferences *appPreferences);
CF_EXPORT void _CFApplicationPreferencesSetSearchList(_CFApplicationPreferences *self, CFArrayRef newSearchList);
CF_EXPORT void _CFApplicationPreferencesSetCacheForApp(_CFApplicationPreferences *appPrefs, CFStringRef appName);
CF_EXPORT void _CFApplicationPreferencesAddSuitePreferences(_CFApplicationPreferences *appPrefs, CFStringRef suiteName);
CF_EXPORT void _CFApplicationPreferencesRemoveSuitePreferences(_CFApplicationPreferences *appPrefs, CFStringRef suiteName);

CF_EXPORT void _CFApplicationPreferencesAddDomain(_CFApplicationPreferences *self, CFPreferencesDomainRef domain, Boolean addAtTop);
CF_EXPORT Boolean _CFApplicationPreferencesContainsDomain(_CFApplicationPreferences *self, CFPreferencesDomainRef domain);
CF_EXPORT void _CFApplicationPreferencesRemoveDomain(_CFApplicationPreferences *self, CFPreferencesDomainRef domain);

CF_EXPORT CFTypeRef _CFApplicationPreferencesSearchDownToDomain(_CFApplicationPreferences *self, CFPreferencesDomainRef stopper, CFStringRef key);


#if defined(__cplusplus)
}
#endif

#endif // __MACH__



// ---- CFString material ----------------------------------------


#if defined(__cplusplus)
extern "C" {
#endif

/* Create a byte stream from a CFString backing. Can convert a string piece at a
   time into a fixed size buffer. Returns number of characters converted.
   Characters that cannot be converted to the specified encoding are represented
   with the char specified by lossByte; if 0, then lossy conversion is not allowed
   and conversion stops, returning partial results.
   generatingExternalFile indicates that any extra stuff to allow this data to be
   persistent (for instance, BOM) should be included. 
   Pass buffer==NULL if you don't care about the converted string (but just the
   convertability, or number of bytes required, indicated by usedBufLen).
   Does not zero-terminate. If you want to create Pascal or C string, allow one
   extra byte at start or end.
*/
CF_EXPORT CFIndex __CFStringEncodeByteStream(CFStringRef string, CFIndex rangeLoc, CFIndex rangeLen, Boolean generatingExternalFile, CFStringEncoding encoding, char lossByte, UInt8 *buffer, CFIndex max, CFIndex *usedBufLen);

CF_EXPORT CFStringRef __CFStringCreateImmutableFunnel2(CFAllocatorRef alloc, const void *bytes, CFIndex numBytes, CFStringEncoding encoding, Boolean possiblyExternalFormat, Boolean tryToReduceUnicode, Boolean hasLengthByte, Boolean hasNullByte, Boolean noCopy, CFAllocatorRef contentsDeallocator);

CF_INLINE Boolean __CFStringEncodingIsSupersetOfASCII(CFStringEncoding encoding) {
    switch (encoding & 0x0000FF00) {

        case 0x100: // Unicode range
            if (encoding != kCFStringEncodingUTF8) return false;
            return true;

            
        case 0x600: // National standards range
            if (encoding != kCFStringEncodingASCII) return false;
            return true;

        case 0x800: // ISO 2022 range
            return false; // It's modal encoding


        case 0xB00:
            if (encoding == kCFStringEncodingNonLossyASCII) return false;
            return true;

        case 0xC00: // EBCDIC
            return false;

        default:
            return ((encoding & 0x0000FF00) > 0x0C00 ? false : true);
    }
}


/* Desperately using extern here */
CF_EXPORT CFStringEncoding __CFDefaultEightBitStringEncoding;
CF_EXPORT CFStringEncoding __CFStringComputeEightBitStringEncoding(void);

CF_INLINE CFStringEncoding __CFStringGetEightBitStringEncoding(void) {
    if (__CFDefaultEightBitStringEncoding == kCFStringEncodingInvalidId) __CFStringComputeEightBitStringEncoding();
    return __CFDefaultEightBitStringEncoding;
}

enum {
     __kCFVarWidthLocalBufferSize = 1008
};

typedef struct {      /* A simple struct to maintain ASCII/Unicode versions of the same buffer. */
     union {
        UInt8 *ascii;
	UniChar *unicode;
    } chars;
    Boolean isASCII;	/* This really does mean 7-bit ASCII, not _NSDefaultCStringEncoding() */
    Boolean shouldFreeChars;	/* If the number of bytes exceeds __kCFVarWidthLocalBufferSize, bytes are allocated */
    Boolean _unused1;
    Boolean _unused2;
    CFAllocatorRef allocator;	/* Use this allocator to allocate, reallocate, and deallocate the bytes */
    UInt32 numChars;	/* This is in terms of ascii or unicode; that is, if isASCII, it is number of 7-bit chars; otherwise it is number of UniChars; note that the actual allocated space might be larger */
    UInt8 localBuffer[__kCFVarWidthLocalBufferSize];	/* private; 168 ISO2022JP chars, 504 Unicode chars, 1008 ASCII chars */
} CFVarWidthCharBuffer;


/* Convert a byte stream to ASCII (7-bit!) or Unicode, with a CFVarWidthCharBuffer struct on the stack. false return indicates an error occured during the conversion. Depending on .isASCII, follow .chars.ascii or .chars.unicode.  If .shouldFreeChars is returned as true, free the returned buffer when done with it.  If useClientsMemoryPtr is provided as non-NULL, and the provided memory can be used as is, this is set to true, and the .ascii or .unicode buffer in CFVarWidthCharBuffer is set to bytes.
!!! If the stream is Unicode and has no BOM, the data is assumed to be big endian! Could be trouble on Intel if someone didn't follow that assumption.
!!! __CFStringDecodeByteStream2() needs to be deprecated and removed post-Jaguar.
*/
CF_EXPORT Boolean __CFStringDecodeByteStream2(const UInt8 *bytes, UInt32 len, CFStringEncoding encoding, Boolean alwaysUnicode, CFVarWidthCharBuffer *buffer, Boolean *useClientsMemoryPtr);
CF_EXPORT Boolean __CFStringDecodeByteStream3(const UInt8 *bytes, UInt32 len, CFStringEncoding encoding, Boolean alwaysUnicode, CFVarWidthCharBuffer *buffer, Boolean *useClientsMemoryPtr, UInt32 converterFlags);


/* Convert single byte to Unicode; assumes one-to-one correspondence (that is, can only be used with 1-byte encodings). You can use the function if it's not NULL. The table is always safe to use; calling __CFSetCharToUniCharFunc() updates it.
*/
CF_EXPORT Boolean (*__CFCharToUniCharFunc)(UInt32 flags, UInt8 ch, UniChar *unicodeChar);
CF_EXPORT void __CFSetCharToUniCharFunc(Boolean (*func)(UInt32 flags, UInt8 ch, UniChar *unicodeChar));
CF_EXPORT UniChar __CFCharToUniCharTable[256];

/* Character class functions UnicodeData-2_1_5.txt
*/
CF_INLINE Boolean __CFIsWhitespace(UniChar theChar) {
    return ((theChar < 0x21) || (theChar > 0x7E && theChar < 0xA1) || (theChar >= 0x2000 && theChar <= 0x200B) || (theChar == 0x3000)) ? true : false;
}

/* Same as CFStringGetCharacterFromInlineBuffer() but returns 0xFFFF on out of bounds access
*/
CF_INLINE UniChar __CFStringGetCharacterFromInlineBufferAux(CFStringInlineBuffer *buf, CFIndex idx) {
    if (buf->directBuffer) {
	if (idx < 0 || idx >= buf->rangeToBuffer.length) return 0xFFFF;
        return buf->directBuffer[idx + buf->rangeToBuffer.location];
    }
    if (idx >= buf->bufferedRangeEnd || idx < buf->bufferedRangeStart) {
	if (idx < 0 || idx >= buf->rangeToBuffer.length) return 0xFFFF;
	if ((buf->bufferedRangeStart = idx - 4) < 0) buf->bufferedRangeStart = 0;
	buf->bufferedRangeEnd = buf->bufferedRangeStart + __kCFStringInlineBufferLength;
	if (buf->bufferedRangeEnd > buf->rangeToBuffer.length) buf->bufferedRangeEnd = buf->rangeToBuffer.length;
	CFStringGetCharacters(buf->theString, CFRangeMake(buf->rangeToBuffer.location + buf->bufferedRangeStart, buf->bufferedRangeEnd - buf->bufferedRangeStart), buf->buffer);
    }
    return buf->buffer[idx - buf->bufferedRangeStart];
}

/* Same as CFStringGetCharacterFromInlineBuffer(), but without the bounds checking (will return garbage or crash)
*/
CF_INLINE UniChar __CFStringGetCharacterFromInlineBufferQuick(CFStringInlineBuffer *buf, CFIndex idx) {
    if (buf->directBuffer) return buf->directBuffer[idx + buf->rangeToBuffer.location];
    if (idx >= buf->bufferedRangeEnd || idx < buf->bufferedRangeStart) {
	if ((buf->bufferedRangeStart = idx - 4) < 0) buf->bufferedRangeStart = 0;
	buf->bufferedRangeEnd = buf->bufferedRangeStart + __kCFStringInlineBufferLength;
	if (buf->bufferedRangeEnd > buf->rangeToBuffer.length) buf->bufferedRangeEnd = buf->rangeToBuffer.length;
	CFStringGetCharacters(buf->theString, CFRangeMake(buf->rangeToBuffer.location + buf->bufferedRangeStart, buf->bufferedRangeEnd - buf->bufferedRangeStart), buf->buffer);
    }
    return buf->buffer[idx - buf->bufferedRangeStart];
}


/* These two allow specifying an alternate description function (instead of CFCopyDescription); used by NSString
*/
CF_EXPORT void _CFStringAppendFormatAndArgumentsAux(CFMutableStringRef outputString, CFStringRef (*copyDescFunc)(void *, CFDictionaryRef), CFDictionaryRef formatOptions, CFStringRef formatString, va_list args);
CF_EXPORT CFStringRef  _CFStringCreateWithFormatAndArgumentsAux(CFAllocatorRef alloc, CFStringRef (*copyDescFunc)(void *, CFDictionaryRef), CFDictionaryRef formatOptions, CFStringRef format, va_list arguments);

/* For NSString (and NSAttributedString) usage, mutate with isMutable check
*/
enum {_CFStringErrNone = 0, _CFStringErrNotMutable = 1, _CFStringErrNilArg = 2, _CFStringErrBounds = 3};
CF_EXPORT int __CFStringCheckAndReplace(CFMutableStringRef str, CFRange range, CFStringRef replacement);
CF_EXPORT Boolean __CFStringNoteErrors(void);		// Should string errors raise?

/* For NSString usage, guarantees that the contents can be extracted as 8-bit bytes in the __CFStringGetEightBitStringEncoding().
*/
CF_EXPORT Boolean __CFStringIsEightBit(CFStringRef str);

/* For NSCFString usage, these do range check (where applicable) but don't check for ObjC dispatch
*/
CF_EXPORT int _CFStringCheckAndGetCharacterAtIndex(CFStringRef str, CFIndex idx, UniChar *ch);
CF_EXPORT int _CFStringCheckAndGetCharacters(CFStringRef str, CFRange range, UniChar *buffer);
CF_EXPORT CFIndex _CFStringGetLength2(CFStringRef str);
CF_EXPORT CFHashCode __CFStringHash(CFTypeRef cf);
CF_EXPORT CFHashCode CFStringHashISOLatin1CString(const uint8_t *bytes, CFIndex len);
CF_EXPORT CFHashCode CFStringHashCString(const uint8_t *bytes, CFIndex len);
CF_EXPORT CFHashCode CFStringHashCharacters(const UniChar *characters, CFIndex len);
CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);


#if defined(__cplusplus)
}
#endif


// ---- Binary plist material ----------------------------------------

typedef const struct __CFKeyedArchiverUID * CFKeyedArchiverUIDRef;
extern CFTypeID _CFKeyedArchiverUIDGetTypeID(void);
extern CFKeyedArchiverUIDRef _CFKeyedArchiverUIDCreate(CFAllocatorRef allocator, uint32_t value);
extern uint32_t _CFKeyedArchiverUIDGetValue(CFKeyedArchiverUIDRef uid);


enum {
    kCFBinaryPlistMarkerNull = 0x00,
    kCFBinaryPlistMarkerFalse = 0x08,
    kCFBinaryPlistMarkerTrue = 0x09,
    kCFBinaryPlistMarkerFill = 0x0F,
    kCFBinaryPlistMarkerInt = 0x10,
    kCFBinaryPlistMarkerReal = 0x20,
    kCFBinaryPlistMarkerDate = 0x33,
    kCFBinaryPlistMarkerData = 0x40,
    kCFBinaryPlistMarkerASCIIString = 0x50,
    kCFBinaryPlistMarkerUnicode16String = 0x60,
    kCFBinaryPlistMarkerUID = 0x80,
    kCFBinaryPlistMarkerArray = 0xA0,
    kCFBinaryPlistMarkerDict = 0xD0
};

typedef struct {
    uint8_t	_magic[6];
    uint8_t	_version[2];
} CFBinaryPlistHeader;

typedef struct {
    uint8_t	_unused[6];
    uint8_t	_offsetIntSize;
    uint8_t	_objectRefSize;
    uint64_t	_numObjects;
    uint64_t	_topObject;
    uint64_t	_offsetTableOffset;
} CFBinaryPlistTrailer;

extern bool __CFBinaryPlistGetTopLevelInfo(const uint8_t *databytes, uint64_t datalen, uint8_t *marker, uint64_t *offset, CFBinaryPlistTrailer *trailer);
extern bool __CFBinaryPlistGetOffsetForValueFromArray(const uint8_t *databytes, uint64_t datalen, uint64_t startOffset, const CFBinaryPlistTrailer *trailer, CFIndex idx, uint64_t *offset);
extern bool __CFBinaryPlistGetOffsetForValueFromDictionary(const uint8_t *databytes, uint64_t datalen, uint64_t startOffset, const CFBinaryPlistTrailer *trailer, CFTypeRef key, uint64_t *koffset, uint64_t *voffset);
extern bool __CFBinaryPlistCreateObject(const uint8_t *databytes, uint64_t datalen, uint64_t startOffset, const CFBinaryPlistTrailer *trailer, CFAllocatorRef allocator, CFOptionFlags mutabilityOption, CFMutableDictionaryRef objects, CFPropertyListRef *plist);
extern CFIndex __CFBinaryPlistWriteToStream(CFPropertyListRef plist, CFTypeRef stream);


// ---- Used by property list parsing in Foundation

extern CFTypeRef _CFPropertyListCreateFromXMLData(CFAllocatorRef allocator, CFDataRef xmlData, CFOptionFlags option, CFStringRef *errorString, Boolean allowNewTypes, CFPropertyListFormat *format);


// ---- Miscellaneous material ----------------------------------------

#include <CoreFoundation/CFBag.h>
#include <CoreFoundation/CFSet.h>
#include <math.h>

#if defined(__cplusplus)
extern "C" {
#endif

CF_EXPORT CFTypeID CFTypeGetTypeID(void);

CF_EXPORT CFTypeRef _CFRetainGC(CFTypeRef cf);
CF_EXPORT void _CFReleaseGC(CFTypeRef cf);

CF_EXPORT void _CFArraySetCapacity(CFMutableArrayRef array, CFIndex cap);
CF_EXPORT void _CFBagSetCapacity(CFMutableBagRef bag, CFIndex cap);
CF_EXPORT void _CFDictionarySetCapacity(CFMutableDictionaryRef dict, CFIndex cap);
CF_EXPORT void _CFSetSetCapacity(CFMutableSetRef set, CFIndex cap);

CF_EXPORT void CFCharacterSetCompact(CFMutableCharacterSetRef theSet);
CF_EXPORT void CFCharacterSetFast(CFMutableCharacterSetRef theSet);

CF_EXPORT const void *_CFArrayCheckAndGetValueAtIndex(CFArrayRef array, CFIndex idx);
CF_EXPORT void _CFArrayReplaceValues(CFMutableArrayRef array, CFRange range, const void **newValues, CFIndex newCount);


/* Enumeration
 Call CFStartSearchPathEnumeration() once, then call
 CFGetNextSearchPathEnumeration() one or more times with the returned state.
 The return value of CFGetNextSearchPathEnumeration() should be used as
 the state next time around.
 When CFGetNextSearchPathEnumeration() returns 0, you're done.
*/
typedef CFIndex CFSearchPathEnumerationState;
CF_EXPORT CFSearchPathEnumerationState __CFStartSearchPathEnumeration(CFSearchPathDirectory dir, CFSearchPathDomainMask domainMask);
CF_EXPORT CFSearchPathEnumerationState __CFGetNextSearchPathEnumeration(CFSearchPathEnumerationState state, UInt8 *path, CFIndex pathSize);

/* For use by NSNumber and CFNumber.
  Hashing algorithm for CFNumber:
  M = Max CFHashCode (assumed to be unsigned)
  For positive integral values: N mod M
  For negative integral values: (-N) mod M
  For floating point numbers that are not integral: hash(integral part) + hash(float part * M)
*/
CF_INLINE CFHashCode _CFHashInt(int i) {
    return (i > 0) ? (CFHashCode)(i) : (CFHashCode)(-i);
}

CF_INLINE CFHashCode _CFHashDouble(double d) {
    double dInt;
    if (d < 0) d = -d;
    dInt = rint(d);
    return (CFHashCode)(fmod(dInt, (double)0xFFFFFFFF) + ((d - dInt) * 0xFFFFFFFF));
}

CF_EXPORT CFURLRef _CFURLAlloc(CFAllocatorRef allocator);
CF_EXPORT void _CFURLInitWithString(CFURLRef url, CFStringRef string, CFURLRef baseURL);
CF_EXPORT void _CFURLInitFSPath(CFURLRef url, CFStringRef path);
CF_EXPORT Boolean _CFStringIsLegalURLString(CFStringRef string);
CF_EXPORT void *__CFURLReservedPtr(CFURLRef  url);
CF_EXPORT void __CFURLSetReservedPtr(CFURLRef  url, void *ptr);

typedef void (*CFRunLoopPerformCallBack)(void *info);
CF_EXPORT void _CFRunLoopPerformEnqueue(CFRunLoopRef rl, CFStringRef mode, CFRunLoopPerformCallBack callout, void *info);
CF_EXPORT Boolean _CFRunLoopFinished(CFRunLoopRef rl, CFStringRef mode);

#if defined(__MACH__)
    #if !defined(__CFReadTSR)
    #include <mach/mach_time.h>
    #define __CFReadTSR() mach_absolute_time()
    #endif
#elif defined(__WIN32__)
CF_INLINE UInt64 __CFReadTSR(void) {
    LARGE_INTEGER freq;
    QueryPerformanceCounter(&freq);
    return freq.QuadPart;
}
#else
CF_INLINE UInt64 __CFReadTSR(void) {
    union {
	UInt64 time64;
	UInt32 word[2];
    } now;
#if defined(__i386__)
    /* Read from Pentium and Pentium Pro 64-bit timestamp counter. */
    /* The counter is set to 0 at processor reset and increments on */
    /* every clock cycle. */
    __asm__ volatile("rdtsc" : : : "eax", "edx");
    __asm__ volatile("movl %%eax,%0" : "=m" (now.word[0]) : : "eax");
    __asm__ volatile("movl %%edx,%0" : "=m" (now.word[1]) : : "edx");
#elif defined(__ppc__) || defined(__ppc64__)
    /* Read from PowerPC 64-bit time base register. The increment */
    /* rate of the time base is implementation-dependent, but is */
    /* 1/4th the bus clock cycle on 603/604/750 processors. */
    UInt32 t3;
    do {
	__asm__ volatile("mftbu %0" : "=r" (now.word[0]));
	__asm__ volatile("mftb %0" : "=r" (now.word[1]));
	__asm__ volatile("mftbu %0" : "=r" (t3));
    } while (now.word[0] != t3);
#else
#error Do not know how to read a time stamp register on this architecture
    now.time64 = (uint64_t)0;
#endif
    return now.time64;
}
#endif

#if defined(__cplusplus)
}
#endif

#endif /* ! __COREFOUNDATION_FORFOUNDATIONONLY__ */