85 lines
2.7 KiB
C
85 lines
2.7 KiB
C
/*
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* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __VFS_JFFS2_H__
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#define __VFS_JFFS2_H__
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#include <dirent.h>
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#include <time.h>
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#include "los_config.h"
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#include "los_typedef.h"
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#include "los_list.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#ifndef NOR_FLASH_BOOT_SIZE
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#define NOR_FLASH_BOOT_SIZE 0x100000
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#endif
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#define BLOCK_SIZE 4096
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#define JFFS2_NODE_HASH_BUCKETS 128
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#define JFFS2_NODE_HASH_MASK (JFFS2_NODE_HASH_BUCKETS - 1)
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#define JFFS2_WAITING_FOREVER -1 /* Block forever until get resource. */
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/* block/char not support */
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#define JFFS2_F_I_RDEV_MIN(f) (0)
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#define JFFS2_F_I_RDEV_MAJ(f) (0)
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static inline unsigned int full_name_hash(const unsigned char *name, unsigned int len)
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{
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unsigned hash = 0;
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while (len--) {
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hash = (hash << 4) | (hash >> 28);
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hash ^= *(name++);
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}
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return hash;
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}
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int Jffs2MutexCreate(void);
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void Jffs2MutexDelete(void);
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void Jffs2NodeLock(void); /* lock for inode ops */
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void Jffs2NodeUnlock(void);
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time_t Jffs2CurSec(void);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif
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