yystopf/openharmony_kernel_liteos_a
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fix: remove redundant headfile

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1.remove redundant headfile in kernel, such as:
  compiler.h;debug.h;automount.h;inode.h;syslog.h;net.h;
2.split fs.h to file.h and driver.h
3.move vnode.h and path_cache.h to vfs/include
4.remove redundant interface and defines

close: #I3RTNR

Signed-off-by: mucor <mucorwang@gmail.com>
This commit is contained in:
mucor
2021-06-15 20:55:38 +08:00
parent dca42b9ef6
commit 73a777777e
99 changed files with 1244 additions and 660 deletions
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56
fs/vfs/include/path_cache.h Normal file
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/*
* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _PATH_CACHE_H
#define _PATH_CACHE_H
#include "los_list.h"
#include "fs/mount.h"
#include "vnode.h"
struct PathCache {
struct Vnode *parentVnode; /* vnode points to the cache */
struct Vnode *childVnode; /* vnode the cache points to */
LIST_ENTRY parentEntry; /* list entry for cache list in the parent vnode */
LIST_ENTRY childEntry; /* list entry for cache list in the child vnode */
LIST_ENTRY hashEntry; /* list entry for buckets in the hash table */
uint8_t nameLen; /* length of path component */
char name[0]; /* path component name */
};
int PathCacheInit(void);
int PathCacheFree(struct PathCache *cache);
struct PathCache *PathCacheAlloc(struct Vnode *parent, struct Vnode *vnode, const char *name, uint8_t len);
int PathCacheLookup(struct Vnode *parent, const char *name, int len, struct Vnode **vnode);
void VnodePathCacheFree(struct Vnode *vnode);
void PathCacheMemoryDump(void);
void PathCacheDump(void);
#endif /* _PATH_CACHE_H */