mirror of
https://github.com/RT-Thread/rt-thread.git
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76 lines
2.0 KiB
C
76 lines
2.0 KiB
C
/*
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* Copyright (c) 2006-2023, 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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*/
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#ifndef __PROC_H__
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#define __PROC_H__
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#include <dfs_file.h>
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#include <dfs_seq_file.h>
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#include <dfs_vfs.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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struct proc_dentry;
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struct proc_ops
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{
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struct proc_dentry *(*lookup)(struct proc_dentry *parent, const char *name);
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int (*readlink)(struct proc_dentry *dentry, char *buf, int len);
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};
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struct proc_dentry
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{
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rt_uint32_t mode;
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rt_atomic_t ref_count;
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struct proc_dentry *parent;
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struct dfs_vfs_node node;
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const struct dfs_file_ops *fops;
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const struct proc_ops *ops;
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const struct dfs_seq_ops *seq_ops;
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int (*single_show)(struct dfs_seq_file *seq, void *data);
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int pid;
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char *name;
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void *data;
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};
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struct proc_dentry *dfs_proc_find(const char *name);
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struct proc_dentry *proc_mkdir_data(const char *name, mode_t mode, struct proc_dentry *parent,
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const struct dfs_file_ops *fops, void *data);
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struct proc_dentry *proc_mkdir_mode(const char *name, mode_t mode, struct proc_dentry *parent);
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struct proc_dentry *proc_mkdir(const char *name, struct proc_dentry *parent);
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struct proc_dentry *proc_create_data(const char *name, mode_t mode, struct proc_dentry *parent,
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const struct dfs_file_ops *fops, void *data);
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struct proc_dentry *proc_create_single_data(const char *name, mode_t mode, struct proc_dentry *parent,
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int (*show)(struct dfs_seq_file *, void *), void *data);
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struct proc_dentry *proc_symlink(const char *name, struct proc_dentry *parent, const char *dest);
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struct proc_dentry *proc_acquire(struct proc_dentry *dentry);
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void proc_release(struct proc_dentry *dentry);
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void proc_remove(struct proc_dentry *dentry);
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void proc_remove_dentry(const char *name, struct proc_dentry *parent);
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int proc_pid(int pid);
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#ifdef __cplusplus
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}
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#endif
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#endif
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