49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-10-24 flybreak the first version
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*/
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#ifndef __DFS_TMPFS_H__
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#define __DFS_TMPFS_H__
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#include <rtthread.h>
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#define TMPFS_NAME_MAX 32
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#define TMPFS_MAGIC 0x0B0B0B0B
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#define TMPFS_TYPE_FILE 0x00
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#define TMPFS_TYPE_DIR 0x01
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struct tmpfs_sb;
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struct tmpfs_file
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{
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rt_uint32_t type; /* file type */
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char name[TMPFS_NAME_MAX]; /* file name */
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rt_list_t subdirs; /* file subdir list */
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rt_list_t sibling; /* file sibling list */
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struct tmpfs_sb *sb; /* superblock ptr */
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rt_uint8_t *data; /* file date ptr */
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rt_size_t size; /* file size */
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};
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struct tmpfs_sb
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{
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rt_uint32_t magic; /* TMPFS_MAGIC */
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struct tmpfs_file root; /* root dir */
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rt_size_t df_size; /* df size */
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rt_list_t sibling; /* sb sibling list */
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struct rt_spinlock lock; /* tmpfs lock */
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};
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int dfs_tmpfs_init(void);
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#endif
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