homework-jianmu/include/util/tmallocator.h

55 lines
1.6 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_UTIL_MALLOCATOR_H_
#define _TD_UTIL_MALLOCATOR_H_
#include "os.h"
#ifdef __cplusplus
extern "C" {
#endif
// Memory allocator
#define TD_MEM_ALCT(TYPE) \
struct { \
void *(*malloc_)(struct TYPE *, uint64_t size); \
void (*free_)(struct TYPE *, void *ptr); \
}
#define TD_MA_MALLOC_FUNC(TMA) (TMA)->malloc_
#define TD_MA_FREE_FUNC(TMA) (TMA)->free_
#define TD_MA_MALLOC(TMA, SIZE) (*((TMA)->malloc_))(TMA, (SIZE))
#define TD_MA_FREE(TMA, PTR) (*((TMA)->free_))(TMA, (PTR))
typedef struct SMemAllocator {
void *impl;
TD_MEM_ALCT(SMemAllocator);
} SMemAllocator;
#define tMalloc(pMA, SIZE) TD_MA_MALLOC(PMA, SIZE)
#define tFree(pMA, PTR) TD_MA_FREE(PMA, PTR)
typedef struct SMemAllocatorFactory {
void *impl;
SMemAllocator *(*create)(struct SMemAllocatorFactory *);
void (*destroy)(struct SMemAllocatorFactory *, SMemAllocator *);
} SMemAllocatorFactory;
#ifdef __cplusplus
}
#endif
#endif /*_TD_UTIL_MALLOCATOR_H_*/