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}
- (instancetype)init
{
self = [super init];
_itemSize = 1;
return self;
}
- (instancetype)initWithItemSize: (size_t)itemSize
{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_itemSize = itemSize;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
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>
>
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}
- (instancetype)init
{
self = [super init];
_itemSize = 1;
_freeWhenDone = true;
return self;
}
- (instancetype)initWithItemSize: (size_t)itemSize
{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_itemSize = itemSize;
_freeWhenDone = true;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
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{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_items = [self allocMemoryWithSize: itemSize
count: capacity];
itemSize: (size_t)itemSize
itemSize: itemSize
count: count];
_capacity = _count;
return self;
}
- (instancetype)initWithItemsNoCopy: (void *)items
itemSize: (size_t)itemSize
itemSize: itemSize
count: count];
if (freeWhenDone)
free(items);
return self;
}
|
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{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_items = of_malloc(capacity, itemSize);
_itemSize = itemSize;
_capacity = capacity;
_freeWhenDone = true;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (instancetype)initWithItems: (const void *)items
count: (size_t)count
itemSize: (size_t)itemSize
{
self = [super initWithItems: items
count: count
itemSize: itemSize];
_capacity = _count;
return self;
}
- (instancetype)initWithItemsNoCopy: (void *)items
count: (size_t)count
itemSize: (size_t)itemSize
freeWhenDone: (bool)freeWhenDone
{
self = [self initWithItems: items
count: count
itemSize: itemSize];
if (freeWhenDone)
free(items);
return self;
}
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- (OFData *)subdataWithRange: (of_range_t)range
{
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _count)
@throw [OFOutOfRangeException exception];
return [OFData dataWithItems: _items + (range.location * _itemSize)
itemSize: _itemSize
count: range.length];
}
- (void)addItem: (const void *)item
{
if (SIZE_MAX - _count < 1)
@throw [OFOutOfRangeException exception];
if (_count + 1 > _capacity) {
_items = [self resizeMemory: _items
size: _itemSize
count: _count + 1];
_capacity = _count + 1;
}
memcpy(_items + _count * _itemSize, item, _itemSize);
_count++;
}
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>
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- (OFData *)subdataWithRange: (of_range_t)range
{
if (range.length > SIZE_MAX - range.location ||
range.location + range.length > _count)
@throw [OFOutOfRangeException exception];
return [OFData dataWithItems: _items + (range.location * _itemSize)
count: range.length
itemSize: _itemSize];
}
- (void)addItem: (const void *)item
{
if (SIZE_MAX - _count < 1)
@throw [OFOutOfRangeException exception];
if (_count + 1 > _capacity) {
_items = of_realloc(_items, _count + 1, _itemSize);
_capacity = _count + 1;
}
memcpy(_items + _count * _itemSize, item, _itemSize);
_count++;
}
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- (void)addItems: (const void *)items
count: (size_t)count
{
if (count > SIZE_MAX - _count)
@throw [OFOutOfRangeException exception];
if (_count + count > _capacity) {
_items = [self resizeMemory: _items
size: _itemSize
count: _count + count];
_items = [self resizeMemory: _items
size: _itemSize
count: _count + count];
_items = [self resizeMemory: _items
size: _itemSize
count: _count + count];
|
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- (void)addItems: (const void *)items
count: (size_t)count
{
if (count > SIZE_MAX - _count)
@throw [OFOutOfRangeException exception];
if (_count + count > _capacity) {
_items = of_realloc(_items, _count + count, _itemSize);
_capacity = _count + count;
}
memcpy(_items + _count * _itemSize, items, count * _itemSize);
_count += count;
}
- (void)insertItems: (const void *)items
atIndex: (size_t)idx
count: (size_t)count
{
if (count > SIZE_MAX - _count || idx > _count)
@throw [OFOutOfRangeException exception];
if (_count + count > _capacity) {
_items = of_realloc(_items, _count + count, _itemSize);
_capacity = _count + count;
}
memmove(_items + (idx + count) * _itemSize, _items + idx * _itemSize,
(_count - idx) * _itemSize);
memcpy(_items + idx * _itemSize, items, count * _itemSize);
_count += count;
}
- (void)increaseCountBy: (size_t)count
{
if (count > SIZE_MAX - _count)
@throw [OFOutOfRangeException exception];
if (_count + count > _capacity) {
_items = of_realloc(_items, _count + count, _itemSize);
_capacity = _count + count;
}
memset(_items + _count * _itemSize, '\0', count * _itemSize);
_count += count;
}
|
| ︙ | | | ︙ | |
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memmove(_items + range.location * _itemSize,
_items + (range.location + range.length) * _itemSize,
(_count - range.location - range.length) * _itemSize);
_count -= range.length;
@try {
_items = [self resizeMemory: _items
size: _itemSize
count: _count];
_capacity = _count;
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
}
}
- (void)removeLastItem
{
if (_count == 0)
return;
_count--;
@try {
_items = [self resizeMemory: _items
size: _itemSize
count: _count];
_capacity = _count;
} @catch (OFOutOfMemoryException *e) {
/* We don't care, as we only made it smaller */
}
}
- (void)removeAllItems
{
[self freeMemory: _items];
itemSize: _itemSize
count: _count];
}
- (void)makeImmutable
{
object_setClass(self, [OFData class]);
}
@end
|
|
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|
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>
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>
|
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memmove(_items + range.location * _itemSize,
_items + (range.location + range.length) * _itemSize,
(_count - range.location - range.length) * _itemSize);
_count -= range.length;
@try {
_items = of_realloc(_items, _count, _itemSize);
_capacity = _count;
} @catch (OFOutOfMemoryException *e) {
/* We don't really care, as we only made it smaller */
}
}
- (void)removeLastItem
{
if (_count == 0)
return;
_count--;
@try {
_items = of_realloc(_items, _count, _itemSize);
_capacity = _count;
} @catch (OFOutOfMemoryException *e) {
/* We don't care, as we only made it smaller */
}
}
- (void)removeAllItems
{
free(_items);
_items = NULL;
_count = 0;
_capacity = 0;
}
- (id)copy
{
return [[OFData alloc] initWithItems: _items
count: _count
itemSize: _itemSize];
}
- (void)makeImmutable
{
if (_capacity != _count) {
@try {
_items = of_realloc(_items, _count, _itemSize);
_capacity = _count;
} @catch (OFOutOfMemoryException *e) {
/* We don't care, as we only made it smaller */
}
}
object_setClass(self, [OFData class]);
}
@end
|