irproc.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:3k
- /*********************************************************************
- *
- * Filename: irproc.c
- * Version: 1.0
- * Description: Various entries in the /proc file system
- * Status: Experimental.
- * Author: Thomas Davis, <ratbert@radiks.net>
- * Created at: Sat Feb 21 21:33:24 1998
- * Modified at: Sun Nov 14 08:54:54 1999
- * Modified by: Dag Brattli <dagb@cs.uit.no>
- *
- * Copyright (c) 1998-1999, Dag Brattli <dagb@cs.uit.no>
- * Copyright (c) 1998, Thomas Davis, <ratbert@radiks.net>,
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * I, Thomas Davis, provide no warranty for any of this software.
- * This material is provided "AS-IS" and at no charge.
- *
- ********************************************************************/
- #include <linux/miscdevice.h>
- #include <linux/proc_fs.h>
- #define __NO_VERSION__
- #include <linux/module.h>
- #include <net/irda/irda.h>
- #include <net/irda/irmod.h>
- #include <net/irda/irlap.h>
- #include <net/irda/irlmp.h>
- extern int irlap_proc_read(char *buf, char **start, off_t offset, int len);
- extern int irlmp_proc_read(char *buf, char **start, off_t offset, int len);
- extern int irttp_proc_read(char *buf, char **start, off_t offset, int len);
- extern int irias_proc_read(char *buf, char **start, off_t offset, int len);
- extern int discovery_proc_read(char *buf, char **start, off_t offset, int len);
- struct irda_entry {
- char *name;
- int (*fn)(char*, char**, off_t, int);
- };
- struct proc_dir_entry *proc_irda;
-
- static struct irda_entry dir[] = {
- {"discovery", discovery_proc_read},
- {"irttp", irttp_proc_read},
- {"irlmp", irlmp_proc_read},
- {"irlap", irlap_proc_read},
- {"irias", irias_proc_read},
- };
- #define IRDA_ENTRIES_NUM (sizeof(dir)/sizeof(dir[0]))
-
- /*
- * Function irda_proc_register (void)
- *
- * Register irda entry in /proc file system
- *
- */
- void irda_proc_register(void)
- {
- int i;
- proc_irda = proc_mkdir("net/irda", NULL);
- if (proc_irda == NULL)
- return;
- proc_irda->owner = THIS_MODULE;
- for (i=0;i<IRDA_ENTRIES_NUM;i++)
- create_proc_info_entry(dir[i].name,0,proc_irda,dir[i].fn);
- }
- /*
- * Function irda_proc_unregister (void)
- *
- * Unregister irda entry in /proc file system
- *
- */
- void irda_proc_unregister(void)
- {
- int i;
- if (proc_irda) {
- for (i=0;i<IRDA_ENTRIES_NUM;i++)
- remove_proc_entry(dir[i].name, proc_irda);
- remove_proc_entry("net/irda", NULL);
- proc_irda = NULL;
- }
- }