doc/doxygen/procfs_8h_source.html

 #pragma once


 #include "process/process.h"


 typedef struct proc_dir_entry_t {

     vfs_sys_operations_t *sys_operations;

     vfs_file_operations_t *fs_operations;

     void *data;

     const char *name;

 } proc_dir_entry_t;


 int procfs_module_init(void);


 int procfs_cleanup_module(void);


 proc_dir_entry_t *proc_dir_entry_get(const char *name, proc_dir_entry_t *parent);


 proc_dir_entry_t *proc_mkdir(const char *name, proc_dir_entry_t *parent);


 int proc_rmdir(const char *name, proc_dir_entry_t *parent);


 proc_dir_entry_t *proc_create_entry(const char *name, proc_dir_entry_t *parent);


 int proc_destroy_entry(const char *name, proc_dir_entry_t *parent);


 int proc_entry_set_mask(proc_dir_entry_t *entry, mode_t mask);


 int procr_create_entry_pid(task_struct *entry);


 int procr_destroy_entry_pid(task_struct *entry);

process.h
Process data structures and functions.

proc_rmdir
int proc_rmdir(const char *name, proc_dir_entry_t *parent)
Removes a directory from the procfs filesystem.
Definition: procfs.c:933

procfs_module_init
int procfs_module_init(void)
Initialize the procfs filesystem.
Definition: procfs.c:864

proc_entry_set_mask
int proc_entry_set_mask(proc_dir_entry_t *entry, mode_t mask)
Sets the mask of a given procfs entry.
Definition: procfs.c:1025

proc_create_entry
proc_dir_entry_t * proc_create_entry(const char *name, proc_dir_entry_t *parent)
Creates a new entry inside the procfs filesystem.
Definition: procfs.c:969

proc_dir_entry_t
struct proc_dir_entry_t proc_dir_entry_t
Stores information about a procfs directory entry.

proc_dir_entry_get
proc_dir_entry_t * proc_dir_entry_get(const char *name, proc_dir_entry_t *parent)
Finds the direntry inside /proc or under the given parent.
Definition: procfs.c:890

proc_destroy_entry
int proc_destroy_entry(const char *name, proc_dir_entry_t *parent)
Removes an entry from the procfs filesystem.
Definition: procfs.c:994

procfs_cleanup_module
int procfs_cleanup_module(void)
Clean up the procfs filesystem.
Definition: procfs.c:877

proc_mkdir
proc_dir_entry_t * proc_mkdir(const char *name, proc_dir_entry_t *parent)
Creates a new directory inside the procfs filesystem.
Definition: procfs.c:908

procr_destroy_entry_pid
int procr_destroy_entry_pid(task_struct *entry)
Destroy the entire procfs entry tree for the give process.
Definition: proc_running.c:470

procr_create_entry_pid
int procr_create_entry_pid(task_struct *entry)
Create the entire procfs entry tree for the give process.
Definition: proc_running.c:433

mode_t
unsigned int mode_t
The type of mode.
Definition: stddef.h:49

proc_dir_entry_t
Stores information about a procfs directory entry.
Definition: procfs.h:11

proc_dir_entry_t::sys_operations
vfs_sys_operations_t * sys_operations
Generic system operations.
Definition: procfs.h:13

proc_dir_entry_t::fs_operations
vfs_file_operations_t * fs_operations
Files operations.
Definition: procfs.h:15

proc_dir_entry_t::name
const char * name
Name of the entry.
Definition: procfs.h:19

proc_dir_entry_t::data
void * data
Data associated with the dir_entry.
Definition: procfs.h:17

task_struct
this is our task object. Every process in the system has this, and it holds a lot of information....
Definition: process.h:82

vfs_file_operations_t
Set of functions used to perform operations on files.
Definition: vfs_types.h:86

vfs_sys_operations_t
Set of functions used to perform operations on filesystem.
Definition: vfs_types.h:70