ObjFW  OFBlock.h at [76852cdf91]

File src/OFBlock.h artifact 57ad6e55f9 part of check-in 76852cdf91

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * 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.
 */

#import "OFObject.h"

typedef struct of_block_literal_t {
	Class isa;
	int flags;
	int reserved;
	void (*invoke)(void *, ...);
	struct of_block_descriptor_t {
		unsigned long reserved;
		unsigned long size;
		void (*copy_helper)(void *dest, void *src);
		void (*dispose_helper)(void *src);
		const char *signature;
	} *descriptor;
} of_block_literal_t;

#ifdef __cplusplus
extern "C" {
#endif
extern void* _Block_copy(const void*);
extern void _Block_release(const void*);
#ifdef __cplusplus
}
#endif

#ifndef Block_copy
# define Block_copy(x) ((__typeof__(x))_Block_copy((const void*)(x)))
#endif
#ifndef Block_release
# define Block_release(x) _Block_release((const void*)(x))
#endif

/**
 * \brief The class for all blocks, since all blocks are also objects.
 */
@interface OFBlock: OFObject
@end

@interface OFStackBlock: OFBlock
@end

@interface OFGlobalBlock: OFBlock
@end

@interface OFMallocBlock: OFBlock
@end