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Linux/net/irda/irproc.c

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  1 /*********************************************************************
  2  *
  3  * Filename:      irproc.c
  4  * Version:       1.0
  5  * Description:   Various entries in the /proc file system
  6  * Status:        Experimental.
  7  * Author:        Thomas Davis, <ratbert@radiks.net>
  8  * Created at:    Sat Feb 21 21:33:24 1998
  9  * Modified at:   Sun Nov 14 08:54:54 1999
 10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
 11  *
 12  *     Copyright (c) 1998-1999, Dag Brattli <dagb@cs.uit.no>
 13  *     Copyright (c) 1998, Thomas Davis, <ratbert@radiks.net>,
 14  *     All Rights Reserved.
 15  *
 16  *     This program is free software; you can redistribute it and/or
 17  *     modify it under the terms of the GNU General Public License as
 18  *     published by the Free Software Foundation; either version 2 of
 19  *     the License, or (at your option) any later version.
 20  *
 21  *     I, Thomas Davis, provide no warranty for any of this software.
 22  *     This material is provided "AS-IS" and at no charge.
 23  *
 24  ********************************************************************/
 25 
 26 #include <linux/miscdevice.h>
 27 #include <linux/proc_fs.h>
 28 #include <linux/seq_file.h>
 29 #include <linux/module.h>
 30 #include <linux/init.h>
 31 #include <net/net_namespace.h>
 32 
 33 #include <net/irda/irda.h>
 34 #include <net/irda/irlap.h>
 35 #include <net/irda/irlmp.h>
 36 
 37 extern const struct file_operations discovery_seq_fops;
 38 extern const struct file_operations irlap_seq_fops;
 39 extern const struct file_operations irlmp_seq_fops;
 40 extern const struct file_operations irttp_seq_fops;
 41 extern const struct file_operations irias_seq_fops;
 42 
 43 struct irda_entry {
 44         const char *name;
 45         const struct file_operations *fops;
 46 };
 47 
 48 struct proc_dir_entry *proc_irda;
 49 EXPORT_SYMBOL(proc_irda);
 50 
 51 static const struct irda_entry irda_dirs[] = {
 52         {"discovery",   &discovery_seq_fops},
 53         {"irttp",       &irttp_seq_fops},
 54         {"irlmp",       &irlmp_seq_fops},
 55         {"irlap",       &irlap_seq_fops},
 56         {"irias",       &irias_seq_fops},
 57 };
 58 
 59 /*
 60  * Function irda_proc_register (void)
 61  *
 62  *    Register irda entry in /proc file system
 63  *
 64  */
 65 void __init irda_proc_register(void)
 66 {
 67         int i;
 68 
 69         proc_irda = proc_mkdir("irda", init_net.proc_net);
 70         if (proc_irda == NULL)
 71                 return;
 72 
 73         for (i = 0; i < ARRAY_SIZE(irda_dirs); i++)
 74                 (void) proc_create(irda_dirs[i].name, 0, proc_irda,
 75                                    irda_dirs[i].fops);
 76 }
 77 
 78 /*
 79  * Function irda_proc_unregister (void)
 80  *
 81  *    Unregister irda entry in /proc file system
 82  *
 83  */
 84 void irda_proc_unregister(void)
 85 {
 86         int i;
 87 
 88         if (proc_irda) {
 89                 for (i=0; i<ARRAY_SIZE(irda_dirs); i++)
 90                         remove_proc_entry(irda_dirs[i].name, proc_irda);
 91 
 92                 remove_proc_entry("irda", init_net.proc_net);
 93                 proc_irda = NULL;
 94         }
 95 }
 96 
 97 
 98 

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