#include <CoreFoundation/CFArray.h>
#include "CFStorage.h"
#include <CoreFoundation/CFPriv.h>
#include "CFInternal.h"
#include <string.h>
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED
#include <libkern/OSAtomic.h>
#endif
__private_extern__ void _CFStorageSetWeak(CFStorageRef storage);
const CFArrayCallBacks kCFTypeArrayCallBacks = {0, __CFTypeCollectionRetain, __CFTypeCollectionRelease, CFCopyDescription, CFEqual};
static const CFArrayCallBacks __kCFNullArrayCallBacks = {0, NULL, NULL, NULL, NULL};
struct __CFArrayBucket {
const void *_item;
};
enum {
__CF_MAX_BUCKETS_PER_DEQUE = 262140
};
CF_INLINE CFIndex __CFArrayDequeRoundUpCapacity(CFIndex capacity) {
if (capacity < 4) return 4;
return __CFMin((1 << flsl(capacity)), __CF_MAX_BUCKETS_PER_DEQUE);
}
struct __CFArrayDeque {
uint32_t _leftIdx;
uint32_t _capacity;
int32_t _bias;
#if __LP64__
uint32_t _pad; #endif
};
struct __CFArray {
CFRuntimeBase _base;
CFIndex _count;
CFIndex _mutations;
int32_t _mutInProgress;
void *_store;
};
enum {
__kCFArrayImmutable = 0,
__kCFArrayDeque = 2,
__kCFArrayStorage = 3
};
enum {
__kCFArrayHasNullCallBacks = 0,
__kCFArrayHasCFTypeCallBacks = 1,
__kCFArrayHasCustomCallBacks = 3
};
CF_INLINE bool isStrongMemory(CFTypeRef collection) {
return __CFBitfieldGetValue(((const CFRuntimeBase *)collection)->_cfinfo[CF_INFO_BITS], 4, 4) == 0;
}
CF_INLINE bool isWeakMemory(CFTypeRef collection) {
return __CFBitfieldGetValue(((const CFRuntimeBase *)collection)->_cfinfo[CF_INFO_BITS], 4, 4) != 0;
}
CF_INLINE bool hasBeenFinalized(CFTypeRef collection) {
return __CFBitfieldGetValue(((const CFRuntimeBase *)collection)->_cfinfo[CF_INFO_BITS], 5, 5) != 0;
}
CF_INLINE void markFinalized(CFTypeRef collection) {
__CFBitfieldSetValue(((CFRuntimeBase *)collection)->_cfinfo[CF_INFO_BITS], 5, 5, 1);
}
CF_INLINE CFIndex __CFArrayGetType(CFArrayRef array) {
return __CFBitfieldGetValue(((const CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 1, 0);
}
CF_INLINE CFIndex __CFArrayGetSizeOfType(CFIndex t) {
CFIndex size = 0;
size += sizeof(struct __CFArray);
if (__CFBitfieldGetValue(t, 3, 2) == __kCFArrayHasCustomCallBacks) {
size += sizeof(CFArrayCallBacks);
}
return size;
}
CF_INLINE CFIndex __CFArrayGetCount(CFArrayRef array) {
return array->_count;
}
CF_INLINE void __CFArraySetCount(CFArrayRef array, CFIndex v) {
((struct __CFArray *)array)->_count = v;
}
CF_INLINE struct __CFArrayBucket *__CFArrayGetBucketsPtr(CFArrayRef array) {
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
return (struct __CFArrayBucket *)((uint8_t *)array + __CFArrayGetSizeOfType(((CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS]));
case __kCFArrayDeque: {
struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
return (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque) + deque->_leftIdx * sizeof(struct __CFArrayBucket));
}
}
return NULL;
}
CF_INLINE struct __CFArrayBucket *__CFArrayGetBucketAtIndex(CFArrayRef array, CFIndex idx) {
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
case __kCFArrayDeque:
return __CFArrayGetBucketsPtr(array) + idx;
case __kCFArrayStorage: {
CFStorageRef store = (CFStorageRef)array->_store;
return (struct __CFArrayBucket *)CFStorageGetValueAtIndex(store, idx, NULL);
}
}
return NULL;
}
CF_INLINE CFArrayCallBacks *__CFArrayGetCallBacks(CFArrayRef array) {
CFArrayCallBacks *result = NULL;
switch (__CFBitfieldGetValue(((const CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 3, 2)) {
case __kCFArrayHasNullCallBacks:
return (CFArrayCallBacks *)&__kCFNullArrayCallBacks;
case __kCFArrayHasCFTypeCallBacks:
return (CFArrayCallBacks *)&kCFTypeArrayCallBacks;
case __kCFArrayHasCustomCallBacks:
break;
}
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
result = (CFArrayCallBacks *)((uint8_t *)array + sizeof(struct __CFArray));
break;
case __kCFArrayDeque:
case __kCFArrayStorage:
result = (CFArrayCallBacks *)((uint8_t *)array + sizeof(struct __CFArray));
break;
}
return result;
}
CF_INLINE bool __CFArrayCallBacksMatchNull(const CFArrayCallBacks *c) {
return (NULL == c ||
(c->retain == __kCFNullArrayCallBacks.retain &&
c->release == __kCFNullArrayCallBacks.release &&
c->copyDescription == __kCFNullArrayCallBacks.copyDescription &&
c->equal == __kCFNullArrayCallBacks.equal));
}
CF_INLINE bool __CFArrayCallBacksMatchCFType(const CFArrayCallBacks *c) {
return (&kCFTypeArrayCallBacks == c ||
(c->retain == kCFTypeArrayCallBacks.retain &&
c->release == kCFTypeArrayCallBacks.release &&
c->copyDescription == kCFTypeArrayCallBacks.copyDescription &&
c->equal == kCFTypeArrayCallBacks.equal));
}
#if 0
#define CHECK_FOR_MUTATION(A) do { if ((A)->_mutInProgress) CFLog(3, CFSTR("*** %s: function called while the array (%p) is being mutated in this or another thread"), __PRETTY_FUNCTION__, (A)); } while (0)
#define BEGIN_MUTATION(A) do { OSAtomicAdd32Barrier(1, &((struct __CFArray *)(A))->_mutInProgress); } while (0)
#define END_MUTATION(A) do { OSAtomicAdd32Barrier(-1, &((struct __CFArray *)(A))->_mutInProgress); } while (0)
#else
#define CHECK_FOR_MUTATION(A) do { } while (0)
#define BEGIN_MUTATION(A) do { } while (0)
#define END_MUTATION(A) do { } while (0)
#endif
struct _releaseContext {
void (*release)(CFAllocatorRef, const void *);
CFAllocatorRef allocator;
};
static void __CFArrayStorageRelease(const void *itemptr, void *context) {
struct _releaseContext *rc = (struct _releaseContext *)context;
INVOKE_CALLBACK2(rc->release, rc->allocator, *(const void **)itemptr);
*(const void **)itemptr = NULL; }
static void __CFArrayReleaseValues(CFArrayRef array, CFRange range, bool releaseStorageIfPossible) {
const CFArrayCallBacks *cb = __CFArrayGetCallBacks(array);
CFAllocatorRef allocator;
CFIndex idx;
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
if (NULL != cb->release && 0 < range.length && !hasBeenFinalized(array)) {
struct __CFArrayBucket *buckets = __CFArrayGetBucketsPtr(array);
allocator = __CFGetAllocator(array);
for (idx = 0; idx < range.length; idx++) {
INVOKE_CALLBACK2(cb->release, allocator, buckets[idx + range.location]._item);
buckets[idx + range.location]._item = NULL; }
}
break;
case __kCFArrayDeque: {
struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
if (0 < range.length && NULL != deque && !hasBeenFinalized(array)) {
struct __CFArrayBucket *buckets = __CFArrayGetBucketsPtr(array);
if (NULL != cb->release) {
allocator = __CFGetAllocator(array);
for (idx = 0; idx < range.length; idx++) {
INVOKE_CALLBACK2(cb->release, allocator, buckets[idx + range.location]._item);
buckets[idx + range.location]._item = NULL; }
} else {
for (idx = 0; idx < range.length; idx++) {
buckets[idx + range.location]._item = NULL; }
}
}
if (releaseStorageIfPossible && 0 == range.location && __CFArrayGetCount(array) == range.length) {
allocator = __CFGetAllocator(array);
if (NULL != deque) _CFAllocatorDeallocateGC(allocator, deque);
__CFArraySetCount(array, 0); ((struct __CFArray *)array)->_store = NULL;
}
break;
}
case __kCFArrayStorage: {
CFStorageRef store = (CFStorageRef)array->_store;
if (NULL != cb->release && 0 < range.length && !hasBeenFinalized(array)) {
struct _releaseContext context;
allocator = __CFGetAllocator(array);
context.release = cb->release;
context.allocator = allocator;
CFStorageApplyFunction(store, range, __CFArrayStorageRelease, &context);
}
if (releaseStorageIfPossible && 0 == range.location && __CFArrayGetCount(array) == range.length) {
_CFReleaseGC(store);
__CFArraySetCount(array, 0); ((struct __CFArray *)array)->_store = NULL;
__CFBitfieldSetValue(((CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 1, 0, __kCFArrayDeque);
}
break;
}
}
}
#if defined(DEBUG)
CF_INLINE void __CFArrayValidateRange(CFArrayRef array, CFRange range, const char *func) {
CFAssert3(0 <= range.location && range.location <= CFArrayGetCount(array), __kCFLogAssertion, "%s(): range.location index (%d) out of bounds (0, %d)", func, range.location, CFArrayGetCount(array));
CFAssert2(0 <= range.length, __kCFLogAssertion, "%s(): range.length (%d) cannot be less than zero", func, range.length);
CFAssert3(range.location + range.length <= CFArrayGetCount(array), __kCFLogAssertion, "%s(): ending index (%d) out of bounds (0, %d)", func, range.location + range.length, CFArrayGetCount(array));
}
#else
#define __CFArrayValidateRange(a,r,f)
#endif
static Boolean __CFArrayEqual(CFTypeRef cf1, CFTypeRef cf2) {
CFArrayRef array1 = (CFArrayRef)cf1;
CFArrayRef array2 = (CFArrayRef)cf2;
const CFArrayCallBacks *cb1, *cb2;
CFIndex idx, cnt;
if (array1 == array2) return true;
cnt = __CFArrayGetCount(array1);
if (cnt != __CFArrayGetCount(array2)) return false;
cb1 = __CFArrayGetCallBacks(array1);
cb2 = __CFArrayGetCallBacks(array2);
if (cb1->equal != cb2->equal) return false;
if (0 == cnt) return true;
for (idx = 0; idx < cnt; idx++) {
const void *val1 = __CFArrayGetBucketAtIndex(array1, idx)->_item;
const void *val2 = __CFArrayGetBucketAtIndex(array2, idx)->_item;
if (val1 != val2) {
if (NULL == cb1->equal) return false;
if (!INVOKE_CALLBACK2(cb1->equal, val1, val2)) return false;
}
}
return true;
}
static CFHashCode __CFArrayHash(CFTypeRef cf) {
CFArrayRef array = (CFArrayRef)cf;
return __CFArrayGetCount(array);
}
static CFStringRef __CFArrayCopyDescription(CFTypeRef cf) {
CFArrayRef array = (CFArrayRef)cf;
CFMutableStringRef result;
const CFArrayCallBacks *cb;
CFAllocatorRef allocator;
CFIndex idx, cnt;
cnt = __CFArrayGetCount(array);
allocator = CFGetAllocator(array);
result = CFStringCreateMutable(allocator, 0);
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
CFStringAppendFormat(result, NULL, CFSTR("<CFArray %p [%p]>{type = immutable, count = %u, values = (%s"), cf, allocator, cnt, cnt ? "\n" : "");
break;
case __kCFArrayDeque:
CFStringAppendFormat(result, NULL, CFSTR("<CFArray %p [%p]>{type = mutable-small, count = %u, values = (%s"), cf, allocator, cnt, cnt ? "\n" : "");
break;
case __kCFArrayStorage:
CFStringAppendFormat(result, NULL, CFSTR("<CFArray %p [%p]>{type = mutable-large, count = %u, values = (%s"), cf, allocator, cnt, cnt ? "\n" : "");
break;
}
cb = __CFArrayGetCallBacks(array);
for (idx = 0; idx < cnt; idx++) {
CFStringRef desc = NULL;
const void *val = __CFArrayGetBucketAtIndex(array, idx)->_item;
if (NULL != cb->copyDescription) {
desc = (CFStringRef)INVOKE_CALLBACK1(cb->copyDescription, val);
}
if (NULL != desc) {
CFStringAppendFormat(result, NULL, CFSTR("\t%u : %@\n"), idx, desc);
CFRelease(desc);
} else {
CFStringAppendFormat(result, NULL, CFSTR("\t%u : <%p>\n"), idx, val);
}
}
CFStringAppend(result, CFSTR(")}"));
return result;
}
static void __CFArrayDeallocate(CFTypeRef cf) {
CFArrayRef array = (CFArrayRef)cf;
BEGIN_MUTATION(array);
CFAllocatorRef allocator = __CFGetAllocator(array);
if (CF_IS_COLLECTABLE_ALLOCATOR(allocator)) {
const CFArrayCallBacks *cb = __CFArrayGetCallBacks(array);
if (cb->retain == NULL && cb->release == NULL) {
END_MUTATION(array);
return;
}
if (cb == &kCFTypeArrayCallBacks || cb->release == kCFTypeArrayCallBacks.release) {
markFinalized(cf);
for (CFIndex idx = 0; idx < __CFArrayGetCount(array); idx++) {
const void *item = __CFArrayGetBucketAtIndex(array, 0 + idx)->_item;
kCFTypeArrayCallBacks.release(kCFAllocatorSystemDefault, item);
}
END_MUTATION(array);
return;
}
}
__CFArrayReleaseValues(array, CFRangeMake(0, __CFArrayGetCount(array)), true);
END_MUTATION(array);
}
static CFTypeID __kCFArrayTypeID = _kCFRuntimeNotATypeID;
static const CFRuntimeClass __CFArrayClass = {
_kCFRuntimeScannedObject,
"CFArray",
NULL, NULL, __CFArrayDeallocate,
__CFArrayEqual,
__CFArrayHash,
NULL, __CFArrayCopyDescription
};
__private_extern__ void __CFArrayInitialize(void) {
__kCFArrayTypeID = _CFRuntimeRegisterClass(&__CFArrayClass);
}
CFTypeID CFArrayGetTypeID(void) {
return __kCFArrayTypeID;
}
static CFArrayRef __CFArrayInit(CFAllocatorRef allocator, UInt32 flags, CFIndex capacity, const CFArrayCallBacks *callBacks) {
struct __CFArray *memory;
UInt32 size;
__CFBitfieldSetValue(flags, 31, 2, 0);
if (CF_IS_COLLECTABLE_ALLOCATOR(allocator)) {
if (!callBacks || (callBacks->retain == NULL && callBacks->release == NULL)) {
__CFBitfieldSetValue(flags, 4, 4, 1); }
}
if (__CFArrayCallBacksMatchNull(callBacks)) {
__CFBitfieldSetValue(flags, 3, 2, __kCFArrayHasNullCallBacks);
} else if (__CFArrayCallBacksMatchCFType(callBacks)) {
__CFBitfieldSetValue(flags, 3, 2, __kCFArrayHasCFTypeCallBacks);
} else {
__CFBitfieldSetValue(flags, 3, 2, __kCFArrayHasCustomCallBacks);
}
size = __CFArrayGetSizeOfType(flags) - sizeof(CFRuntimeBase);
switch (__CFBitfieldGetValue(flags, 1, 0)) {
case __kCFArrayImmutable:
size += capacity * sizeof(struct __CFArrayBucket);
break;
case __kCFArrayDeque:
case __kCFArrayStorage:
break;
}
memory = (struct __CFArray*)_CFRuntimeCreateInstance(allocator, __kCFArrayTypeID, size, NULL);
if (NULL == memory) {
return NULL;
}
__CFBitfieldSetValue(memory->_base._cfinfo[CF_INFO_BITS], 6, 0, flags);
__CFArraySetCount((CFArrayRef)memory, 0);
switch (__CFBitfieldGetValue(flags, 1, 0)) {
case __kCFArrayImmutable:
if (isWeakMemory(memory)) { auto_zone_set_unscanned(auto_zone(), memory);
}
if (__CFOASafe) __CFSetLastAllocationEventName(memory, "CFArray (immutable)");
break;
case __kCFArrayDeque:
case __kCFArrayStorage:
if (__CFOASafe) __CFSetLastAllocationEventName(memory, "CFArray (mutable-variable)");
((struct __CFArray *)memory)->_mutations = 1;
((struct __CFArray *)memory)->_mutInProgress = 0;
((struct __CFArray*)memory)->_store = NULL;
break;
}
if (__kCFArrayHasCustomCallBacks == __CFBitfieldGetValue(flags, 3, 2)) {
CFArrayCallBacks *cb = (CFArrayCallBacks *)__CFArrayGetCallBacks((CFArrayRef)memory);
*cb = *callBacks;
FAULT_CALLBACK((void **)&(cb->retain));
FAULT_CALLBACK((void **)&(cb->release));
FAULT_CALLBACK((void **)&(cb->copyDescription));
FAULT_CALLBACK((void **)&(cb->equal));
}
return (CFArrayRef)memory;
}
CFArrayRef CFArrayCreate(CFAllocatorRef allocator, const void **values, CFIndex numValues, const CFArrayCallBacks *callBacks) {
CFArrayRef result;
const CFArrayCallBacks *cb;
struct __CFArrayBucket *buckets;
CFAllocatorRef bucketsAllocator;
void* bucketsBase;
CFIndex idx;
CFAssert2(0 <= numValues, __kCFLogAssertion, "%s(): numValues (%d) cannot be less than zero", __PRETTY_FUNCTION__, numValues);
result = __CFArrayInit(allocator, __kCFArrayImmutable, numValues, callBacks);
cb = __CFArrayGetCallBacks(result);
buckets = __CFArrayGetBucketsPtr(result);
bucketsAllocator = isStrongMemory(result) ? allocator : kCFAllocatorNull;
bucketsBase = CF_IS_COLLECTABLE_ALLOCATOR(bucketsAllocator) ? (void *)auto_zone_base_pointer(auto_zone(), buckets) : NULL;
if (NULL != cb->retain) {
for (idx = 0; idx < numValues; idx++) {
__CFAssignWithWriteBarrier((void **)&buckets->_item, (void *)INVOKE_CALLBACK2(cb->retain, allocator, *values));
values++;
buckets++;
}
}
else {
for (idx = 0; idx < numValues; idx++) {
__CFAssignWithWriteBarrier((void **)&buckets->_item, (void *)*values);
values++;
buckets++;
}
}
__CFArraySetCount(result, numValues);
return result;
}
CFMutableArrayRef CFArrayCreateMutable(CFAllocatorRef allocator, CFIndex capacity, const CFArrayCallBacks *callBacks) {
CFAssert2(0 <= capacity, __kCFLogAssertion, "%s(): capacity (%d) cannot be less than zero", __PRETTY_FUNCTION__, capacity);
CFAssert2(capacity <= LONG_MAX / sizeof(void *), __kCFLogAssertion, "%s(): capacity (%d) is too large for this architecture", __PRETTY_FUNCTION__, capacity);
return (CFMutableArrayRef)__CFArrayInit(allocator, __kCFArrayDeque, capacity, callBacks);
}
CFArrayRef CFArrayCreateCopy(CFAllocatorRef allocator, CFArrayRef array) {
CFArrayRef result;
const CFArrayCallBacks *cb;
struct __CFArrayBucket *buckets;
CFAllocatorRef bucketsAllocator;
void* bucketsBase;
CFIndex numValues = CFArrayGetCount(array);
CFIndex idx;
if (CF_IS_OBJC(__kCFArrayTypeID, array)) {
cb = &kCFTypeArrayCallBacks;
} else {
cb = __CFArrayGetCallBacks(array);
}
result = __CFArrayInit(allocator, __kCFArrayImmutable, numValues, cb);
cb = __CFArrayGetCallBacks(result); buckets = __CFArrayGetBucketsPtr(result);
bucketsAllocator = isStrongMemory(result) ? allocator : kCFAllocatorNull;
bucketsBase = CF_IS_COLLECTABLE_ALLOCATOR(bucketsAllocator) ? (void *)auto_zone_base_pointer(auto_zone(), buckets) : NULL;
for (idx = 0; idx < numValues; idx++) {
const void *value = CFArrayGetValueAtIndex(array, idx);
if (NULL != cb->retain) {
value = (void *)INVOKE_CALLBACK2(cb->retain, allocator, value);
}
__CFAssignWithWriteBarrier((void **)&buckets->_item, (void *)value);
buckets++;
}
__CFArraySetCount(result, numValues);
return result;
}
CFMutableArrayRef CFArrayCreateMutableCopy(CFAllocatorRef allocator, CFIndex capacity, CFArrayRef array) {
CFMutableArrayRef result;
const CFArrayCallBacks *cb;
CFIndex idx, numValues = CFArrayGetCount(array);
UInt32 flags;
if (CF_IS_OBJC(__kCFArrayTypeID, array)) {
cb = &kCFTypeArrayCallBacks;
}
else {
cb = __CFArrayGetCallBacks(array);
}
flags = __kCFArrayDeque;
result = (CFMutableArrayRef)__CFArrayInit(allocator, flags, capacity, cb);
if (0 == capacity) _CFArraySetCapacity(result, numValues);
for (idx = 0; idx < numValues; idx++) {
const void *value = CFArrayGetValueAtIndex(array, idx);
CFArrayAppendValue(result, value);
}
return result;
}
CFIndex CFArrayGetCount(CFArrayRef array) {
CF_OBJC_FUNCDISPATCH0(__kCFArrayTypeID, CFIndex, array, "count");
__CFGenericValidateType(array, __kCFArrayTypeID);
CHECK_FOR_MUTATION(array);
return __CFArrayGetCount(array);
}
CFIndex CFArrayGetCountOfValue(CFArrayRef array, CFRange range, const void *value) {
const CFArrayCallBacks *cb;
CFIndex idx, count = 0;
CF_OBJC_FUNCDISPATCH1(__kCFArrayTypeID, CFIndex, array, "_cfcountOccurrences:", value);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
cb = __CFArrayGetCallBacks(array);
for (idx = 0; idx < range.length; idx++) {
const void *item = __CFArrayGetBucketAtIndex(array, range.location + idx)->_item;
if (value == item || (cb->equal && INVOKE_CALLBACK2(cb->equal, value, item))) {
count++;
}
}
return count;
}
Boolean CFArrayContainsValue(CFArrayRef array, CFRange range, const void *value) {
CFIndex idx;
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, char, array, "containsObject:inRange:", value, range);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
const CFArrayCallBacks *cb = __CFArrayGetCallBacks(array);
for (idx = 0; idx < range.length; idx++) {
const void *item = __CFArrayGetBucketAtIndex(array, range.location + idx)->_item;
if (value == item || (cb->equal && INVOKE_CALLBACK2(cb->equal, value, item))) {
return true;
}
}
return false;
}
const void *CFArrayGetValueAtIndex(CFArrayRef array, CFIndex idx) {
CF_OBJC_FUNCDISPATCH1(__kCFArrayTypeID, void *, array, "objectAtIndex:", idx);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert2(0 <= idx && idx < __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index (%d) out of bounds", __PRETTY_FUNCTION__, idx);
CHECK_FOR_MUTATION(array);
return __CFArrayGetBucketAtIndex(array, idx)->_item;
}
const void *_CFArrayCheckAndGetValueAtIndex(CFArrayRef array, CFIndex idx) {
CHECK_FOR_MUTATION(array);
if (0 <= idx && idx < __CFArrayGetCount(array)) return __CFArrayGetBucketAtIndex(array, idx)->_item;
return (void *)(-1);
}
void CFArrayGetValues(CFArrayRef array, CFRange range, const void **values) {
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, void, array, "getObjects:range:", values, range);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CFAssert1(NULL != values, __kCFLogAssertion, "%s(): pointer to values may not be NULL", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
if (0 < range.length) {
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
case __kCFArrayDeque:
objc_memmove_collectable(values, __CFArrayGetBucketsPtr(array) + range.location, range.length * sizeof(struct __CFArrayBucket));
break;
case __kCFArrayStorage: {
CFStorageRef store = (CFStorageRef)array->_store;
CFStorageGetValues(store, range, values);
break;
}
}
}
}
CF_EXPORT unsigned long _CFArrayFastEnumeration(CFArrayRef array, struct __objcFastEnumerationStateEquivalent *state, void *stackbuffer, unsigned long count) {
CHECK_FOR_MUTATION(array);
if (array->_count == 0) return 0;
enum { ATSTART = 0, ATEND = 1 };
switch (__CFArrayGetType(array)) {
case __kCFArrayImmutable:
if (state->state == ATSTART) {
static const unsigned long const_mu = 1;
state->state = ATEND;
state->mutationsPtr = (unsigned long *)&const_mu;
state->itemsPtr = (unsigned long *)__CFArrayGetBucketsPtr(array);
return array->_count;
}
return 0;
case __kCFArrayDeque:
if (state->state == ATSTART) {
state->state = ATEND;
state->mutationsPtr = (unsigned long *)&array->_mutations;
state->itemsPtr = (unsigned long *)__CFArrayGetBucketsPtr(array);
return array->_count;
}
return 0;
case __kCFArrayStorage:
state->mutationsPtr = (unsigned long *)&array->_mutations;
return _CFStorageFastEnumeration((CFStorageRef)array->_store, state, stackbuffer, count);
}
return 0;
}
void CFArrayApplyFunction(CFArrayRef array, CFRange range, CFArrayApplierFunction applier, void *context) {
CFIndex idx;
FAULT_CALLBACK((void **)&(applier));
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, void, array, "_cfapply:context:", applier, context);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CFAssert1(NULL != applier, __kCFLogAssertion, "%s(): pointer to applier function may not be NULL", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
for (idx = 0; idx < range.length; idx++) {
const void *item = __CFArrayGetBucketAtIndex(array, range.location + idx)->_item;
INVOKE_CALLBACK2(applier, item, context);
}
}
CFIndex CFArrayGetFirstIndexOfValue(CFArrayRef array, CFRange range, const void *value) {
const CFArrayCallBacks *cb;
CFIndex idx;
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, CFIndex, array, "_cfindexOfObject:inRange:", value, range);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
cb = __CFArrayGetCallBacks(array);
for (idx = 0; idx < range.length; idx++) {
const void *item = __CFArrayGetBucketAtIndex(array, range.location + idx)->_item;
if (value == item || (cb->equal && INVOKE_CALLBACK2(cb->equal, value, item)))
return idx + range.location;
}
return kCFNotFound;
}
CFIndex CFArrayGetLastIndexOfValue(CFArrayRef array, CFRange range, const void *value) {
const CFArrayCallBacks *cb;
CFIndex idx;
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, CFIndex, array, "_cflastIndexOfObject:inRange:", value, range);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
cb = __CFArrayGetCallBacks(array);
for (idx = range.length; idx--;) {
const void *item = __CFArrayGetBucketAtIndex(array, range.location + idx)->_item;
if (value == item || (cb->equal && INVOKE_CALLBACK2(cb->equal, value, item)))
return idx + range.location;
}
return kCFNotFound;
}
void CFArrayAppendValue(CFMutableArrayRef array, const void *value) {
CF_OBJC_FUNCDISPATCH1(__kCFArrayTypeID, void, array, "addObject:", value);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
_CFArrayReplaceValues(array, CFRangeMake(__CFArrayGetCount(array), 0), &value, 1);
}
void CFArraySetValueAtIndex(CFMutableArrayRef array, CFIndex idx, const void *value) {
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, void, array, "setObject:atIndex:", value, idx);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert2(0 <= idx && idx <= __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index (%d) out of bounds", __PRETTY_FUNCTION__, idx);
CHECK_FOR_MUTATION(array);
if (idx == __CFArrayGetCount(array)) {
_CFArrayReplaceValues(array, CFRangeMake(idx, 0), &value, 1);
} else {
BEGIN_MUTATION(array);
const void *old_value;
const CFArrayCallBacks *cb = __CFArrayGetCallBacks(array);
CFAllocatorRef allocator = __CFGetAllocator(array);
struct __CFArrayBucket *bucket = __CFArrayGetBucketAtIndex(array, idx);
if (NULL != cb->retain && !hasBeenFinalized(array)) {
value = (void *)INVOKE_CALLBACK2(cb->retain, allocator, value);
}
old_value = bucket->_item;
__CFAssignWithWriteBarrier((void **)&bucket->_item, (void *)value); if (NULL != cb->release && !hasBeenFinalized(array)) {
INVOKE_CALLBACK2(cb->release, allocator, old_value);
}
array->_mutations++;
END_MUTATION(array);
}
}
void CFArrayInsertValueAtIndex(CFMutableArrayRef array, CFIndex idx, const void *value) {
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, void, array, "insertObject:atIndex:", value, idx);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert2(0 <= idx && idx <= __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index (%d) out of bounds", __PRETTY_FUNCTION__, idx);
CHECK_FOR_MUTATION(array);
_CFArrayReplaceValues(array, CFRangeMake(idx, 0), &value, 1);
}
void CFArrayExchangeValuesAtIndices(CFMutableArrayRef array, CFIndex idx1, CFIndex idx2) {
const void *tmp;
struct __CFArrayBucket *bucket1, *bucket2;
CFAllocatorRef bucketsAllocator;
CF_OBJC_FUNCDISPATCH2(__kCFArrayTypeID, void, array, "_cfexchange::", idx1, idx2);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert2(0 <= idx1 && idx1 < __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index #1 (%d) out of bounds", __PRETTY_FUNCTION__, idx1);
CFAssert2(0 <= idx2 && idx2 < __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index #2 (%d) out of bounds", __PRETTY_FUNCTION__, idx2);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
BEGIN_MUTATION(array);
bucket1 = __CFArrayGetBucketAtIndex(array, idx1);
bucket2 = __CFArrayGetBucketAtIndex(array, idx2);
tmp = bucket1->_item;
bucketsAllocator = isStrongMemory(array) ? __CFGetAllocator(array) : kCFAllocatorNull;
__CFAssignWithWriteBarrier((void **)&bucket1->_item, (void *)bucket2->_item);
__CFAssignWithWriteBarrier((void **)&bucket2->_item, (void *)tmp);
array->_mutations++;
END_MUTATION(array);
}
void CFArrayRemoveValueAtIndex(CFMutableArrayRef array, CFIndex idx) {
CF_OBJC_FUNCDISPATCH1(__kCFArrayTypeID, void, array, "removeObjectAtIndex:", idx);
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert2(0 <= idx && idx < __CFArrayGetCount(array), __kCFLogAssertion, "%s(): index (%d) out of bounds", __PRETTY_FUNCTION__, idx);
CHECK_FOR_MUTATION(array);
_CFArrayReplaceValues(array, CFRangeMake(idx, 1), NULL, 0);
}
void CFArrayRemoveAllValues(CFMutableArrayRef array) {
CF_OBJC_FUNCDISPATCH0(__kCFArrayTypeID, void, array, "removeAllObjects");
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
BEGIN_MUTATION(array);
__CFArrayReleaseValues(array, CFRangeMake(0, __CFArrayGetCount(array)), true);
__CFArraySetCount(array, 0);
array->_mutations++;
END_MUTATION(array);
}
static void __CFArrayConvertDequeToStore(CFMutableArrayRef array) {
struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
struct __CFArrayBucket *raw_buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque));
CFStorageRef store;
CFIndex count = __CFArrayGetCount(array);
CFAllocatorRef allocator = __CFGetAllocator(array);
Boolean collectableMemory = CF_IS_COLLECTABLE_ALLOCATOR(allocator);
if (collectableMemory) auto_zone_retain(auto_zone(), deque);
store = CFStorageCreate(allocator, sizeof(const void *));
if (__CFOASafe) __CFSetLastAllocationEventName(store, "CFArray (store-storage)");
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)store);
CFMakeCollectable(store); CFStorageInsertValues(store, CFRangeMake(0, count));
CFStorageReplaceValues(store, CFRangeMake(0, count), raw_buckets + deque->_leftIdx);
CFAllocatorDeallocate(__CFGetAllocator(array), deque);
__CFBitfieldSetValue(((CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 1, 0, __kCFArrayStorage);
}
static void __CFArrayConvertStoreToDeque(CFMutableArrayRef array) {
CFStorageRef store = (CFStorageRef)array->_store;
struct __CFArrayDeque *deque;
struct __CFArrayBucket *raw_buckets;
CFIndex count = CFStorageGetCount(store); CFIndex capacity = __CFArrayDequeRoundUpCapacity(count + 6);
CFIndex size = sizeof(struct __CFArrayDeque) + capacity * sizeof(struct __CFArrayBucket);
CFAllocatorRef allocator = __CFGetAllocator(array);
Boolean collectableMemory = CF_IS_COLLECTABLE_ALLOCATOR(allocator);
if (collectableMemory) CFRetain(store); deque = (struct __CFArrayDeque *)CFAllocatorAllocate(allocator, size, isStrongMemory(array) ? __kCFAllocatorGCScannedMemory : 0);
if (__CFOASafe) __CFSetLastAllocationEventName(deque, "CFArray (store-deque)");
deque->_leftIdx = (capacity - count) / 2;
deque->_capacity = capacity;
deque->_bias = 0;
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)deque);
if (collectableMemory) auto_zone_release(auto_zone(), deque);
raw_buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque));
CFStorageGetValues(store, CFRangeMake(0, count), raw_buckets + deque->_leftIdx);
CFRelease(store);
__CFBitfieldSetValue(((CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 1, 0, __kCFArrayDeque);
}
static void __CFArrayRepositionDequeRegions(CFMutableArrayRef array, CFRange range, CFIndex newCount) {
struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
struct __CFArrayBucket *buckets;
CFIndex cnt, futureCnt, numNewElems;
CFIndex L, A, B, C, R;
buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque));
cnt = __CFArrayGetCount(array);
futureCnt = cnt - range.length + newCount;
L = deque->_leftIdx; A = range.location; B = range.length; C = cnt - B - A; R = deque->_capacity - cnt - L; numNewElems = newCount - B;
CFIndex wiggle = deque->_capacity >> 17;
if (wiggle < 4) wiggle = 4;
if (deque->_capacity < (uint32_t)futureCnt || (cnt < futureCnt && L + R < wiggle)) {
CFIndex capacity = __CFArrayDequeRoundUpCapacity(futureCnt + wiggle);
CFIndex size = sizeof(struct __CFArrayDeque) + capacity * sizeof(struct __CFArrayBucket);
CFAllocatorRef allocator = __CFGetAllocator(array);
struct __CFArrayDeque *newDeque = (struct __CFArrayDeque *)CFAllocatorAllocate(allocator, size, isStrongMemory(array) ? __kCFAllocatorGCScannedMemory : 0);
if (__CFOASafe) __CFSetLastAllocationEventName(newDeque, "CFArray (store-deque)");
struct __CFArrayBucket *newBuckets = (struct __CFArrayBucket *)((uint8_t *)newDeque + sizeof(struct __CFArrayDeque));
CFIndex oldL = L;
CFIndex newL = (capacity - futureCnt) / 2;
CFIndex oldC0 = oldL + A + B;
CFIndex newC0 = newL + A + newCount;
newDeque->_leftIdx = newL;
newDeque->_capacity = capacity;
newDeque->_bias = 0;
if (0 < A) objc_memmove_collectable(newBuckets + newL, buckets + oldL, A * sizeof(struct __CFArrayBucket));
if (0 < C) objc_memmove_collectable(newBuckets + newC0, buckets + oldC0, C * sizeof(struct __CFArrayBucket));
if (deque) _CFAllocatorDeallocateGC(allocator, deque);
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)newDeque);
if (CF_IS_COLLECTABLE_ALLOCATOR(allocator)) auto_zone_release(auto_zone(), newDeque);
return;
}
if ((numNewElems < 0 && C < A) || (numNewElems <= R && C < A)) { CFIndex oldC0 = L + A + B;
CFIndex newC0 = L + A + newCount;
if (0 < C) objc_memmove_collectable(buckets + newC0, buckets + oldC0, C * sizeof(struct __CFArrayBucket));
if (oldC0 > newC0) memset(buckets + newC0 + C, 0, (oldC0 - newC0) * sizeof(struct __CFArrayBucket));
} else if ((numNewElems < 0) || (numNewElems <= L && A <= C)) { CFIndex oldL = L;
CFIndex newL = L - numNewElems;
deque->_leftIdx = newL;
if (0 < A) objc_memmove_collectable(buckets + newL, buckets + oldL, A * sizeof(struct __CFArrayBucket));
if (newL > oldL) memset(buckets + oldL, 0, (newL - oldL) * sizeof(struct __CFArrayBucket));
} else {
CFIndex oldL = L;
CFIndex newL = (L + R - numNewElems) / 2;
CFIndex oldBias = deque->_bias;
deque->_bias = (newL < oldL) ? -1 : 1;
if (oldBias < 0) {
newL = newL - newL / 2;
} else if (0 < oldBias) {
newL = newL + newL / 2;
}
CFIndex oldC0 = oldL + A + B;
CFIndex newC0 = newL + A + newCount;
deque->_leftIdx = newL;
if (newL < oldL) {
if (0 < A) objc_memmove_collectable(buckets + newL, buckets + oldL, A * sizeof(struct __CFArrayBucket));
if (0 < C) objc_memmove_collectable(buckets + newC0, buckets + oldC0, C * sizeof(struct __CFArrayBucket));
if (oldC0 > newC0) memset(buckets + newC0 + C, 0, (oldC0 - newC0) * sizeof(struct __CFArrayBucket));
} else {
if (0 < C) objc_memmove_collectable(buckets + newC0, buckets + oldC0, C * sizeof(struct __CFArrayBucket));
if (0 < A) objc_memmove_collectable(buckets + newL, buckets + oldL, A * sizeof(struct __CFArrayBucket));
if (newL > oldL) memset(buckets + oldL, 0, (newL - oldL) * sizeof(struct __CFArrayBucket));
}
}
}
static void __CFArrayHandleOutOfMemory(CFTypeRef obj, CFIndex numBytes) {
CFStringRef msg = CFStringCreateWithFormat(kCFAllocatorSystemDefault, NULL, CFSTR("Attempt to allocate %ld bytes for CFArray failed"), numBytes);
{
CFLog(kCFLogLevelCritical, CFSTR("%@"), msg);
HALT;
}
CFRelease(msg);
}
void _CFArraySetCapacity(CFMutableArrayRef array, CFIndex cap) {
if (CF_IS_OBJC(__kCFArrayTypeID, array)) return;
__CFGenericValidateType(array, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert3(__CFArrayGetCount(array) <= cap, __kCFLogAssertion, "%s(): desired capacity (%d) is less than count (%d)", __PRETTY_FUNCTION__, cap, __CFArrayGetCount(array));
CHECK_FOR_MUTATION(array);
BEGIN_MUTATION(array);
if (__CFArrayGetType(array) == __kCFArrayDeque) {
struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
CFIndex capacity = __CFArrayDequeRoundUpCapacity(cap);
CFIndex size = sizeof(struct __CFArrayDeque) + capacity * sizeof(struct __CFArrayBucket);
CFAllocatorRef allocator = __CFGetAllocator(array);
Boolean collectableMemory = CF_IS_COLLECTABLE_ALLOCATOR(allocator);
if (NULL == deque) {
deque = (struct __CFArrayDeque *)CFAllocatorAllocate(allocator, size, isStrongMemory(array) ? __kCFAllocatorGCScannedMemory : 0);
if (NULL == deque) __CFArrayHandleOutOfMemory(array, size);
if (__CFOASafe) __CFSetLastAllocationEventName(deque, "CFArray (store-deque)");
deque->_leftIdx = capacity / 2;
} else {
struct __CFArrayDeque *olddeque = deque;
CFIndex oldcap = deque->_capacity;
deque = (struct __CFArrayDeque *)CFAllocatorAllocate(allocator, size, isStrongMemory(array) ? __kCFAllocatorGCScannedMemory : 0);
if (NULL == deque) __CFArrayHandleOutOfMemory(array, size);
objc_memmove_collectable(deque, olddeque, sizeof(struct __CFArrayDeque) + oldcap * sizeof(struct __CFArrayBucket));
_CFAllocatorDeallocateGC(allocator, olddeque);
if (__CFOASafe) __CFSetLastAllocationEventName(deque, "CFArray (store-deque)");
}
deque->_capacity = capacity;
deque->_bias = 0;
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)deque);
if (collectableMemory) auto_zone_release(auto_zone(), deque);
}
END_MUTATION(array);
}
void CFArrayReplaceValues(CFMutableArrayRef array, CFRange range, const void **newValues, CFIndex newCount) {
CF_OBJC_FUNCDISPATCH3(__kCFArrayTypeID, void, array, "replaceObjectsInRange:withObjects:count:", range, (void **)newValues, newCount);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert2(0 <= newCount, __kCFLogAssertion, "%s(): newCount (%d) cannot be less than zero", __PRETTY_FUNCTION__, newCount);
CHECK_FOR_MUTATION(array);
return _CFArrayReplaceValues(array, range, newValues, newCount);
}
void _CFArrayReplaceValues(CFMutableArrayRef array, CFRange range, const void **newValues, CFIndex newCount) {
CHECK_FOR_MUTATION(array);
BEGIN_MUTATION(array);
const CFArrayCallBacks *cb;
CFAllocatorRef allocator;
CFIndex idx, cnt, futureCnt;
const void **newv, *buffer[256];
cnt = __CFArrayGetCount(array);
futureCnt = cnt - range.length + newCount;
CFAssert1(newCount <= futureCnt, __kCFLogAssertion, "%s(): internal error 1", __PRETTY_FUNCTION__);
cb = __CFArrayGetCallBacks(array);
allocator = __CFGetAllocator(array);
if (NULL != cb->retain && !hasBeenFinalized(array)) {
newv = (newCount <= 256) ? (const void **)buffer : (const void **)CFAllocatorAllocate(allocator, newCount * sizeof(void *), 0); if (newv != buffer && __CFOASafe) __CFSetLastAllocationEventName(newv, "CFArray (temp)");
for (idx = 0; idx < newCount; idx++) {
newv[idx] = (void *)INVOKE_CALLBACK2(cb->retain, allocator, (void *)newValues[idx]);
}
} else {
newv = newValues;
}
array->_mutations++;
if (0 < range.length) {
__CFArrayReleaseValues(array, range, false);
}
if (__kCFArrayStorage == __CFArrayGetType(array)) {
CFStorageRef store = (CFStorageRef)array->_store;
if (range.length < newCount) {
CFStorageInsertValues(store, CFRangeMake(range.location + range.length, newCount - range.length));
} else if (newCount < range.length) {
CFStorageDeleteValues(store, CFRangeMake(range.location + newCount, range.length - newCount));
}
if (futureCnt <= __CF_MAX_BUCKETS_PER_DEQUE / 2) {
__CFArrayConvertStoreToDeque(array);
}
} else if (NULL == array->_store) {
if (__CF_MAX_BUCKETS_PER_DEQUE <= futureCnt) {
CFStorageRef store = CFStorageCreate(allocator, sizeof(const void *));
if (! isStrongMemory(array)) _CFStorageSetWeak(store);
if (__CFOASafe) __CFSetLastAllocationEventName(store, "CFArray (store-storage)");
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)store);
CFMakeCollectable(store);
CFStorageInsertValues(store, CFRangeMake(0, newCount));
__CFBitfieldSetValue(((CFRuntimeBase *)array)->_cfinfo[CF_INFO_BITS], 1, 0, __kCFArrayStorage);
} else if (0 <= futureCnt) {
struct __CFArrayDeque *deque;
CFIndex capacity = __CFArrayDequeRoundUpCapacity(futureCnt);
CFIndex size = sizeof(struct __CFArrayDeque) + capacity * sizeof(struct __CFArrayBucket);
deque = (struct __CFArrayDeque *)CFAllocatorAllocate(allocator, size, isStrongMemory(array) ? __kCFAllocatorGCScannedMemory : 0);
if (__CFOASafe) __CFSetLastAllocationEventName(deque, "CFArray (store-deque)");
deque->_leftIdx = (capacity - newCount) / 2;
deque->_capacity = capacity;
deque->_bias = 0;
__CFAssignWithWriteBarrier((void **)&array->_store, (void *)deque);
if (CF_IS_COLLECTABLE_ALLOCATOR(allocator)) auto_zone_release(auto_zone(), deque); }
} else { if (__CF_MAX_BUCKETS_PER_DEQUE <= futureCnt) {
CFStorageRef store;
__CFArrayConvertDequeToStore(array);
store = (CFStorageRef)array->_store;
if (range.length < newCount) {
CFStorageInsertValues(store, CFRangeMake(range.location + range.length, newCount - range.length));
} else if (newCount < range.length) { CFStorageDeleteValues(store, CFRangeMake(range.location + newCount, range.length - newCount));
}
} else if (range.length != newCount) {
__CFArrayRepositionDequeRegions(array, range, newCount);
}
}
if (0 < newCount) {
if (__kCFArrayStorage == __CFArrayGetType(array)) {
CFStorageRef store = (CFStorageRef)array->_store;
CFStorageReplaceValues(store, CFRangeMake(range.location, newCount), newv);
} else { struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
struct __CFArrayBucket *raw_buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque));
objc_memmove_collectable(raw_buckets + deque->_leftIdx + range.location, newv, newCount * sizeof(struct __CFArrayBucket));
}
}
__CFArraySetCount(array, futureCnt);
if (newv != buffer && newv != newValues) CFAllocatorDeallocate(allocator, newv);
END_MUTATION(array);
}
struct _acompareContext {
CFComparatorFunction func;
void *context;
};
static CFComparisonResult __CFArrayCompareValues(const void *v1, const void *v2, struct _acompareContext *context) {
const void **val1 = (const void **)v1;
const void **val2 = (const void **)v2;
return (CFComparisonResult)(INVOKE_CALLBACK3(context->func, *val1, *val2, context->context));
}
void CFArraySortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
FAULT_CALLBACK((void **)&(comparator));
CF_OBJC_FUNCDISPATCH3(__kCFArrayTypeID, void, array, "sortUsingFunction:context:range:", comparator, context, range);
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
CFAssert1(NULL != comparator, __kCFLogAssertion, "%s(): pointer to comparator function may not be NULL", __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
BEGIN_MUTATION(array);
array->_mutations++;
if (1 < range.length) {
struct _acompareContext ctx;
struct __CFArrayBucket *bucket;
ctx.func = comparator;
ctx.context = context;
switch (__CFArrayGetType(array)) {
case __kCFArrayDeque:
bucket = __CFArrayGetBucketsPtr(array) + range.location;
CFQSortArray(bucket, range.length, sizeof(void *), (CFComparatorFunction)__CFArrayCompareValues, &ctx);
break;
case __kCFArrayStorage: {
CFStorageRef store = (CFStorageRef)array->_store;
const void **values, *buffer[256];
values = (range.length <= 256) ? (const void **)buffer : (const void **)CFAllocatorAllocate(kCFAllocatorSystemDefault, range.length * sizeof(void *), 0); if (values != buffer && __CFOASafe) __CFSetLastAllocationEventName(values, "CFArray (temp)");
CFStorageGetValues(store, range, values);
CFQSortArray(values, range.length, sizeof(void *), (CFComparatorFunction)__CFArrayCompareValues, &ctx);
CFStorageReplaceValues(store, range, values);
if (values != buffer) CFAllocatorDeallocate(kCFAllocatorSystemDefault, values); break;
}
}
}
END_MUTATION(array);
}
CFIndex CFArrayBSearchValues(CFArrayRef array, CFRange range, const void *value, CFComparatorFunction comparator, void *context) {
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFArrayValidateRange(array, range, __PRETTY_FUNCTION__);
CFAssert1(NULL != comparator, __kCFLogAssertion, "%s(): pointer to comparator function may not be NULL", __PRETTY_FUNCTION__);
bool isObjC = CF_IS_OBJC(__kCFArrayTypeID, array);
FAULT_CALLBACK((void **)&(comparator));
if (!isObjC) CHECK_FOR_MUTATION(array);
CFIndex idx = 0;
if (range.length <= 0) return range.location;
if (isObjC || __kCFArrayStorage == __CFArrayGetType(array)) {
const void *item;
SInt32 lg;
item = CFArrayGetValueAtIndex(array, range.location + range.length - 1);
if ((CFComparisonResult)(INVOKE_CALLBACK3(comparator, item, value, context)) < 0) {
return range.location + range.length;
}
item = CFArrayGetValueAtIndex(array, range.location);
if ((CFComparisonResult)(INVOKE_CALLBACK3(comparator, value, item, context)) < 0) {
return range.location;
}
lg = flsl(range.length) - 1; item = CFArrayGetValueAtIndex(array, range.location + -1 + (1 << lg));
idx = range.location + ((CFComparisonResult)(INVOKE_CALLBACK3(comparator, item, value, context)) < 0) ? range.length - (1 << lg) : -1;
while (lg--) {
item = CFArrayGetValueAtIndex(array, range.location + idx + (1 << lg));
if ((CFComparisonResult)(INVOKE_CALLBACK3(comparator, item, value, context)) < 0) {
idx += (1 << lg);
}
}
idx++;
} else {
struct _acompareContext ctx;
ctx.func = comparator;
ctx.context = context;
idx = CFBSearch(&value, sizeof(void *), __CFArrayGetBucketsPtr(array) + range.location, range.length, (CFComparatorFunction)__CFArrayCompareValues, &ctx);
}
return idx + range.location;
}
void CFArrayAppendArray(CFMutableArrayRef array, CFArrayRef otherArray, CFRange otherRange) {
CFIndex idx;
__CFGenericValidateType(array, __kCFArrayTypeID);
__CFGenericValidateType(otherArray, __kCFArrayTypeID);
CFAssert1(__CFArrayGetType(array) != __kCFArrayImmutable, __kCFLogAssertion, "%s(): array is immutable", __PRETTY_FUNCTION__);
__CFArrayValidateRange(otherArray, otherRange, __PRETTY_FUNCTION__);
CHECK_FOR_MUTATION(array);
for (idx = otherRange.location; idx < otherRange.location + otherRange.length; idx++) {
CFArrayAppendValue(array, CFArrayGetValueAtIndex(otherArray, idx));
}
}
__private_extern__ Boolean __CFArray6130(CFMutableArrayRef array, CFIndex *p, void **list) {
if (CF_IS_OBJC(__kCFArrayTypeID, array)) return false;
CHECK_FOR_MUTATION(array);
if (__kCFArrayStorage == __CFArrayGetType(array)) {
CFStorageRef store = (CFStorageRef)array->_store;
CFRange range = {0, 0};
void *bytes = NULL;
for (CFIndex idx = 0; idx < __CFArrayGetCount(array); idx++) {
if (range.location + range.length - 1 < idx) {
bytes = CFStorageGetValueAtIndex(store, idx, &range);
}
((void **)bytes)[idx - range.location] = list[p[idx]];
}
} else if (kCFUseCollectableAllocator) { struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
struct __CFArrayBucket *raw_buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque)) + deque->_leftIdx;
for (CFIndex idx = 0; idx < __CFArrayGetCount(array); idx++) {
struct __CFArrayBucket *dest = raw_buckets + idx;
objc_memmove_collectable(dest, list + p[idx], sizeof(struct __CFArrayBucket));
}
} else { struct __CFArrayDeque *deque = (struct __CFArrayDeque *)array->_store;
struct __CFArrayBucket *raw_buckets = (struct __CFArrayBucket *)((uint8_t *)deque + sizeof(struct __CFArrayDeque)) + deque->_leftIdx;
for (CFIndex idx = 0; idx < __CFArrayGetCount(array); idx++) {
raw_buckets[idx]._item = list[p[idx]];
}
}
return true;
}