/*
* Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#include <limits.h>
#include <string.h>
#import "OFConcreteData.h"
#import "OFInvalidArgumentException.h"
#import "OFOutOfRangeException.h"
@implementation OFConcreteData
- (instancetype)init
{
return [self initWithItemSize: 1];
}
- (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;
}
- (instancetype)initWithItems: (const void *)items
count: (size_t)count
itemSize: (size_t)itemSize
{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_items = OFAllocMemory(count, itemSize);
_capacity = _count = count;
_itemSize = itemSize;
_freeWhenDone = true;
memcpy(_items, items, count * itemSize);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (instancetype)initWithItemsNoCopy: (void *)items
count: (size_t)count
itemSize: (size_t)itemSize
freeWhenDone: (bool)freeWhenDone
{
self = [super init];
@try {
if (itemSize == 0)
@throw [OFInvalidArgumentException exception];
_items = (unsigned char *)items;
_capacity = _count = count;
_itemSize = itemSize;
_freeWhenDone = freeWhenDone;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
if (_freeWhenDone)
OFFreeMemory(_items);
[super dealloc];
}
- (size_t)count
{
return _count;
}
- (size_t)itemSize
{
return _itemSize;
}
- (const void *)items
{
return _items;
}
@end