nuttx/fs/fs_heap.h

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/****************************************************************************
* fs/fs_heap.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __FS_FS_HEAP_H
#define __FS_FS_HEAP_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <nuttx/kmalloc.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#if defined(CONFIG_FS_HEAPSIZE) && CONFIG_FS_HEAPSIZE > 0
void fs_heap_initialize(void);
FAR void *fs_heap_zalloc(size_t size);
size_t fs_heap_malloc_size(FAR void *mem);
FAR void *fs_heap_realloc(FAR void *oldmem, size_t size);
void fs_heap_free(FAR void *mem);
#else
# define fs_heap_initialize()
# define fs_heap_zalloc kmm_zalloc
# define fs_heap_malloc_size kmm_malloc_size
# define fs_heap_realloc kmm_realloc
# define fs_heap_free kmm_free
#endif
#endif