Allocator.h

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/***************************************************************************************************
 
  Zyan Core Library (Zycore-C)
 
  Original Author : Florian Bernd
 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 
***************************************************************************************************/

 
#ifndef ZYCORE_ALLOCATOR_H
#define ZYCORE_ALLOCATOR_H
 
#include <Zycore/Status.h>
#include <Zycore/Types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* ============================================================================================== */
/* Enums and types                                                                                */
/* ============================================================================================== */
 
struct ZyanAllocator_;

typedef ZyanStatus (*ZyanAllocatorAllocate)(struct ZyanAllocator_* allocator, void** p,
    ZyanUSize element_size, ZyanUSize n);

typedef ZyanStatus (*ZyanAllocatorDeallocate)(struct ZyanAllocator_* allocator, void* p,
    ZyanUSize element_size, ZyanUSize n);

typedef struct ZyanAllocator_
{
    ZyanAllocatorAllocate allocate;
    ZyanAllocatorAllocate reallocate;
    ZyanAllocatorDeallocate deallocate;
} ZyanAllocator;
 
/* ============================================================================================== */
/* Exported functions                                                                             */
/* ============================================================================================== */

ZYCORE_EXPORT ZyanStatus ZyanAllocatorInit(ZyanAllocator* allocator, ZyanAllocatorAllocate allocate,
    ZyanAllocatorAllocate reallocate, ZyanAllocatorDeallocate deallocate);
 
#ifndef ZYAN_NO_LIBC

ZYCORE_EXPORT ZYAN_REQUIRES_LIBC ZyanAllocator* ZyanAllocatorDefault(void);
 
#endif // ZYAN_NO_LIBC
 
/* ============================================================================================== */
 
#ifdef __cplusplus
}
#endif
 
#endif /* ZYCORE_ALLOCATOR_H */