[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / wanrouter / wanproc.c

/*****************************************************************************
* wanproc.c	WAN Router Module. /proc filesystem interface.
*
*		This module is completely hardware-independent and provides
*		access to the router using Linux /proc filesystem.
*
* Author: 	Gideon Hack
*
* Copyright:	(c) 1995-1999 Sangoma Technologies Inc.
*
*		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.
* ============================================================================
* Jun 02, 1999  Gideon Hack	Updates for Linux 2.2.X kernels.
* Jun 29, 1997	Alan Cox	Merged with 1.0.3 vendor code
* Jan 29, 1997	Gene Kozin	v1.0.1. Implemented /proc read routines
* Jan 30, 1997	Alan Cox	Hacked around for 2.1
* Dec 13, 1996	Gene Kozin	Initial version (based on Sangoma's WANPIPE)
*****************************************************************************/

#include <linux/init.h>		/* __initfunc et al. */
#include <linux/stddef.h>	/* offsetof(), etc. */
#include <linux/errno.h>	/* return codes */
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/wanrouter.h>	/* WAN router API definitions */
#include <linux/seq_file.h>
#include <linux/mutex.h>

#include <net/net_namespace.h>
#include <asm/io.h>

#define PROC_STATS_FORMAT "%30s: %12lu\n"

/****** Defines and Macros **************************************************/

#define PROT_DECODE(prot) ((prot == WANCONFIG_FR) ? " FR" :\
			      (prot == WANCONFIG_X25) ? " X25" : \
				 (prot == WANCONFIG_PPP) ? " PPP" : \
				    (prot == WANCONFIG_CHDLC) ? " CHDLC": \
				       (prot == WANCONFIG_MPPP) ? " MPPP" : \
					   " Unknown" )

/****** Function Prototypes *************************************************/

#ifdef CONFIG_PROC_FS

/* Miscellaneous */

/*
 *	Structures for interfacing with the /proc filesystem.
 *	Router creates its own directory /proc/net/router with the following
 *	entries:
 *	config		device configuration
 *	status		global device statistics
 *	<device>	entry for each WAN device
 */

/*
 *	Generic /proc/net/router/<file> file and inode operations
 */

/*
 *	/proc/net/router
 */

static DEFINE_MUTEX(config_mutex);
static struct proc_dir_entry *proc_router;

/* Strings */

/*
 *	Interface functions
 */

/****** Proc filesystem entry points ****************************************/

/*
 *	Iterator
 */
static void *r_start(struct seq_file *m, loff_t *pos)
{
	struct wan_device *wandev;
	loff_t l = *pos;

	mutex_lock(&config_mutex);
	if (!l--)
		return SEQ_START_TOKEN;
	for (wandev = wanrouter_router_devlist; l-- && wandev;
	     wandev = wandev->next)
		;
	return wandev;
}

static void *r_next(struct seq_file *m, void *v, loff_t *pos)
{
	struct wan_device *wandev = v;
	(*pos)++;
	return (v == SEQ_START_TOKEN) ? wanrouter_router_devlist : wandev->next;
}

static void r_stop(struct seq_file *m, void *v)
{
	mutex_unlock(&config_mutex);
}

static int config_show(struct seq_file *m, void *v)
{
	struct wan_device *p = v;
	if (v == SEQ_START_TOKEN) {
		seq_puts(m, "Device name    | port |IRQ|DMA|  mem.addr  |"
			    "mem.size|option1|option2|option3|option4\n");
		return 0;
	}
	if (!p->state)
		return 0;
	seq_printf(m, "%-15s|0x%-4X|%3u|%3u| 0x%-8lX |0x%-6X|%7u|%7u|%7u|%7u\n",
			p->name, p->ioport, p->irq, p->dma, p->maddr, p->msize,
			p->hw_opt[0], p->hw_opt[1], p->hw_opt[2], p->hw_opt[3]);
	return 0;
}

static int status_show(struct seq_file *m, void *v)
{
	struct wan_device *p = v;
	if (v == SEQ_START_TOKEN) {
		seq_puts(m, "Device name    |protocol|station|interface|"
			    "clocking|baud rate| MTU |ndev|link state\n");
		return 0;
	}
	if (!p->state)
		return 0;
	seq_printf(m, "%-15s|%-8s| %-7s| %-9s|%-8s|%9u|%5u|%3u |",
		p->name,
		PROT_DECODE(p->config_id),
		p->config_id == WANCONFIG_FR ?
			(p->station ? "Node" : "CPE") :
			(p->config_id == WANCONFIG_X25 ?
			(p->station ? "DCE" : "DTE") :
			("N/A")),
		p->interface ? "V.35" : "RS-232",
		p->clocking ? "internal" : "external",
		p->bps,
		p->mtu,
		p->ndev);

	switch (p->state) {
	case WAN_UNCONFIGURED:
		seq_printf(m, "%-12s\n", "unconfigured");
		break;
	case WAN_DISCONNECTED:
		seq_printf(m, "%-12s\n", "disconnected");
		break;
	case WAN_CONNECTING:
		seq_printf(m, "%-12s\n", "connecting");
		break;
	case WAN_CONNECTED:
		seq_printf(m, "%-12s\n", "connected");
		break;
	default:
		seq_printf(m, "%-12s\n", "invalid");
		break;
	}
	return 0;
}

static const struct seq_operations config_op = {
	.start	= r_start,
	.next	= r_next,
	.stop	= r_stop,
	.show	= config_show,
};

static const struct seq_operations status_op = {
	.start	= r_start,
	.next	= r_next,
	.stop	= r_stop,
	.show	= status_show,
};

static int config_open(struct inode *inode, struct file *file)
{
	return seq_open(file, &config_op);
}

static int status_open(struct inode *inode, struct file *file)
{
	return seq_open(file, &status_op);
}

static const struct file_operations config_fops = {
	.owner	 = THIS_MODULE,
	.open	 = config_open,
	.read	 = seq_read,
	.llseek	 = seq_lseek,
	.release = seq_release,
};

static const struct file_operations status_fops = {
	.owner	 = THIS_MODULE,
	.open	 = status_open,
	.read	 = seq_read,
	.llseek	 = seq_lseek,
	.release = seq_release,
};

static int wandev_show(struct seq_file *m, void *v)
{
	struct wan_device *wandev = m->private;

	if (wandev->magic != ROUTER_MAGIC)
		return 0;

	if (!wandev->state) {
		seq_puts(m, "device is not configured!\n");
		return 0;
	}

	/* Update device statistics */
	if (wandev->update) {
		int err = wandev->update(wandev);
		if (err == -EAGAIN) {
			seq_puts(m, "Device is busy!\n");
			return 0;
		}
		if (err) {
			seq_puts(m, "Device is not configured!\n");
			return 0;
		}
	}

	seq_printf(m, PROC_STATS_FORMAT,
		"total packets received", wandev->stats.rx_packets);
	seq_printf(m, PROC_STATS_FORMAT,
		"total packets transmitted", wandev->stats.tx_packets);
	seq_printf(m, PROC_STATS_FORMAT,
		"total bytes received", wandev->stats.rx_bytes);
	seq_printf(m, PROC_STATS_FORMAT,
		"total bytes transmitted", wandev->stats.tx_bytes);
	seq_printf(m, PROC_STATS_FORMAT,
		"bad packets received", wandev->stats.rx_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"packet transmit problems", wandev->stats.tx_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"received frames dropped", wandev->stats.rx_dropped);
	seq_printf(m, PROC_STATS_FORMAT,
		"transmit frames dropped", wandev->stats.tx_dropped);
	seq_printf(m, PROC_STATS_FORMAT,
		"multicast packets received", wandev->stats.multicast);
	seq_printf(m, PROC_STATS_FORMAT,
		"transmit collisions", wandev->stats.collisions);
	seq_printf(m, PROC_STATS_FORMAT,
		"receive length errors", wandev->stats.rx_length_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"receiver overrun errors", wandev->stats.rx_over_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"CRC errors", wandev->stats.rx_crc_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"frame format errors (aborts)", wandev->stats.rx_frame_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"receiver fifo overrun", wandev->stats.rx_fifo_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"receiver missed packet", wandev->stats.rx_missed_errors);
	seq_printf(m, PROC_STATS_FORMAT,
		"aborted frames transmitted", wandev->stats.tx_aborted_errors);
	return 0;
}

static int wandev_open(struct inode *inode, struct file *file)
{
	return single_open(file, wandev_show, PDE(inode)->data);
}

static const struct file_operations wandev_fops = {
	.owner	 = THIS_MODULE,
	.open	 = wandev_open,
	.read	 = seq_read,
	.llseek	 = seq_lseek,
	.release = single_release,
	.unlocked_ioctl  = wanrouter_ioctl,
};

/*
 *	Initialize router proc interface.
 */

int __init wanrouter_proc_init(void)
{
	struct proc_dir_entry *p;
	proc_router = proc_mkdir(ROUTER_NAME, init_net.proc_net);
	if (!proc_router)
		goto fail;

	p = proc_create("config", S_IRUGO, proc_router, &config_fops);
	if (!p)
		goto fail_config;
	p = proc_create("status", S_IRUGO, proc_router, &status_fops);
	if (!p)
		goto fail_stat;
	return 0;
fail_stat:
	remove_proc_entry("config", proc_router);
fail_config:
	remove_proc_entry(ROUTER_NAME, init_net.proc_net);
fail:
	return -ENOMEM;
}

/*
 *	Clean up router proc interface.
 */

void wanrouter_proc_cleanup(void)
{
	remove_proc_entry("config", proc_router);
	remove_proc_entry("status", proc_router);
	remove_proc_entry(ROUTER_NAME, init_net.proc_net);
}

/*
 *	Add directory entry for WAN device.
 */

int wanrouter_proc_add(struct wan_device* wandev)
{
	if (wandev->magic != ROUTER_MAGIC)
		return -EINVAL;

	wandev->dent = proc_create(wandev->name, S_IRUGO,
				   proc_router, &wandev_fops);
	if (!wandev->dent)
		return -ENOMEM;
	wandev->dent->data	= wandev;
	return 0;
}

/*
 *	Delete directory entry for WAN device.
 */
int wanrouter_proc_delete(struct wan_device* wandev)
{
	if (wandev->magic != ROUTER_MAGIC)
		return -EINVAL;
	remove_proc_entry(wandev->name, proc_router);
	return 0;
}

#else

/*
 *	No /proc - output stubs
 */

int __init wanrouter_proc_init(void)
{
	return 0;
}

void wanrouter_proc_cleanup(void)
{
}

int wanrouter_proc_add(struct wan_device *wandev)
{
	return 0;
}

int wanrouter_proc_delete(struct wan_device *wandev)
{
	return 0;
}

#endif

/*
 *	End
 */
Commit	Line	Data
1da177e4 LT	1	/*****************************************************************************
	2	* wanproc.c WAN Router Module. /proc filesystem interface.
	3	*
	4	* This module is completely hardware-independent and provides
	5	* access to the router using Linux /proc filesystem.
	6	*
	7	* Author: Gideon Hack
	8	*
	9	* Copyright: (c) 1995-1999 Sangoma Technologies Inc.
	10	*
	11	* This program is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License
	13	* as published by the Free Software Foundation; either version
	14	* 2 of the License, or (at your option) any later version.
	15	* ============================================================================
	16	* Jun 02, 1999 Gideon Hack Updates for Linux 2.2.X kernels.
	17	* Jun 29, 1997 Alan Cox Merged with 1.0.3 vendor code
	18	* Jan 29, 1997 Gene Kozin v1.0.1. Implemented /proc read routines
	19	* Jan 30, 1997 Alan Cox Hacked around for 2.1
	20	* Dec 13, 1996 Gene Kozin Initial version (based on Sangoma's WANPIPE)
	21	*****************************************************************************/
	22
1da177e4 LT	23	#include <linux/init.h> /* __initfunc et al. */
	24	#include <linux/stddef.h> /* offsetof(), etc. */
	25	#include <linux/errno.h> /* return codes */
	26	#include <linux/kernel.h>
	27	#include <linux/module.h>
	28	#include <linux/wanrouter.h> /* WAN router API definitions */
	29	#include <linux/seq_file.h>
15fd0cd9	30	#include <linux/mutex.h>
1da177e4	31
457c4cbc	32	#include <net/net_namespace.h>
1da177e4 LT	33	#include <asm/io.h>
	34
	35	#define PROC_STATS_FORMAT "%30s: %12lu\n"
	36
	37	/**** Defines and Macros ************************************************/
	38
	39	#define PROT_DECODE(prot) ((prot == WANCONFIG_FR) ? " FR" :\
	40	(prot == WANCONFIG_X25) ? " X25" : \
4ba6122b	41	(prot == WANCONFIG_PPP) ? " PPP" : \
1da177e4 LT	42	(prot == WANCONFIG_CHDLC) ? " CHDLC": \
1da177e4 LT	43	(prot == WANCONFIG_MPPP) ? " MPPP" : \
4ba6122b	44	" Unknown" )
1da177e4 LT	45
	46	/**** Function Prototypes ***********************************************/
	47
	48	#ifdef CONFIG_PROC_FS
	49
	50	/* Miscellaneous */
	51
	52	/*
	53	* Structures for interfacing with the /proc filesystem.
25985edc	54	* Router creates its own directory /proc/net/router with the following
1da177e4 LT	55	* entries:
	56	* config device configuration
	57	* status global device statistics
	58	* <device> entry for each WAN device
	59	*/
	60
	61	/*
	62	* Generic /proc/net/router/<file> file and inode operations
	63	*/
	64
	65	/*
	66	* /proc/net/router
	67	*/
	68
15fd0cd9	69	static DEFINE_MUTEX(config_mutex);
1da177e4 LT	70	static struct proc_dir_entry *proc_router;
	71
	72	/* Strings */
	73
	74	/*
	75	* Interface functions
	76	*/
	77
	78	/**** Proc filesystem entry points **************************************/
	79
	80	/*
	81	* Iterator
	82	*/
	83	static void r_start(struct seq_file m, loff_t *pos)
	84	{
	85	struct wan_device *wandev;
	86	loff_t l = *pos;
	87
15fd0cd9	88	mutex_lock(&config_mutex);
1da177e4 LT	89	if (!l--)
	90	return SEQ_START_TOKEN;
	91	for (wandev = wanrouter_router_devlist; l-- && wandev;
	92	wandev = wandev->next)
	93	;
	94	return wandev;
	95	}
	96
	97	static void r_next(struct seq_file m, void v, loff_t pos)
	98	{
	99	struct wan_device *wandev = v;
	100	(*pos)++;
	101	return (v == SEQ_START_TOKEN) ? wanrouter_router_devlist : wandev->next;
	102	}
	103
	104	static void r_stop(struct seq_file m, void v)
	105	{
15fd0cd9	106	mutex_unlock(&config_mutex);
1da177e4 LT	107	}
	108
	109	static int config_show(struct seq_file m, void v)
	110	{
	111	struct wan_device *p = v;
	112	if (v == SEQ_START_TOKEN) {
	113	seq_puts(m, "Device name \| port \|IRQ\|DMA\| mem.addr \|"
	114	"mem.size\|option1\|option2\|option3\|option4\n");
	115	return 0;
	116	}
	117	if (!p->state)
	118	return 0;
	119	seq_printf(m, "%-15s\|0x%-4X\|%3u\|%3u\| 0x%-8lX \|0x%-6X\|%7u\|%7u\|%7u\|%7u\n",
	120	p->name, p->ioport, p->irq, p->dma, p->maddr, p->msize,
	121	p->hw_opt[0], p->hw_opt[1], p->hw_opt[2], p->hw_opt[3]);
	122	return 0;
	123	}
	124
	125	static int status_show(struct seq_file m, void v)
	126	{
	127	struct wan_device *p = v;
	128	if (v == SEQ_START_TOKEN) {
	129	seq_puts(m, "Device name \|protocol\|station\|interface\|"
	130	"clocking\|baud rate\| MTU \|ndev\|link state\n");
	131	return 0;
	132	}
	133	if (!p->state)
	134	return 0;
	135	seq_printf(m, "%-15s\|%-8s\| %-7s\| %-9s\|%-8s\|%9u\|%5u\|%3u \|",
	136	p->name,
	137	PROT_DECODE(p->config_id),
	138	p->config_id == WANCONFIG_FR ?
	139	(p->station ? "Node" : "CPE") :
	140	(p->config_id == WANCONFIG_X25 ?
	141	(p->station ? "DCE" : "DTE") :
	142	("N/A")),
	143	p->interface ? "V.35" : "RS-232",
	144	p->clocking ? "internal" : "external",
	145	p->bps,
	146	p->mtu,
	147	p->ndev);
	148
	149	switch (p->state) {
	150	case WAN_UNCONFIGURED:
	151	seq_printf(m, "%-12s\n", "unconfigured");
	152	break;
	153	case WAN_DISCONNECTED:
	154	seq_printf(m, "%-12s\n", "disconnected");
	155	break;
	156	case WAN_CONNECTING:
	157	seq_printf(m, "%-12s\n", "connecting");
	158	break;
	159	case WAN_CONNECTED:
	160	seq_printf(m, "%-12s\n", "connected");
	161	break;
	162	default:
	163	seq_printf(m, "%-12s\n", "invalid");
	164	break;
	165	}
	166	return 0;
	167	}
	168
56b3d975	169	static const struct seq_operations config_op = {
1da177e4 LT	170	.start = r_start,
	171	.next = r_next,
	172	.stop = r_stop,
	173	.show = config_show,
	174	};
	175
56b3d975	176	static const struct seq_operations status_op = {
1da177e4 LT	177	.start = r_start,
	178	.next = r_next,
	179	.stop = r_stop,
	180	.show = status_show,
	181	};
	182
	183	static int config_open(struct inode inode, struct file file)
	184	{
	185	return seq_open(file, &config_op);
	186	}
	187
	188	static int status_open(struct inode inode, struct file file)
	189	{
	190	return seq_open(file, &status_op);
	191	}
	192
da7071d7	193	static const struct file_operations config_fops = {
1da177e4 LT	194	.owner = THIS_MODULE,
	195	.open = config_open,
	196	.read = seq_read,
	197	.llseek = seq_lseek,
	198	.release = seq_release,
	199	};
	200
da7071d7	201	static const struct file_operations status_fops = {
1da177e4 LT	202	.owner = THIS_MODULE,
	203	.open = status_open,
	204	.read = seq_read,
	205	.llseek = seq_lseek,
	206	.release = seq_release,
	207	};
	208
	209	static int wandev_show(struct seq_file m, void v)
	210	{
	211	struct wan_device *wandev = m->private;
	212
	213	if (wandev->magic != ROUTER_MAGIC)
	214	return 0;
	215
	216	if (!wandev->state) {
	217	seq_puts(m, "device is not configured!\n");
	218	return 0;
	219	}
	220
	221	/* Update device statistics */
	222	if (wandev->update) {
	223	int err = wandev->update(wandev);
	224	if (err == -EAGAIN) {
	225	seq_puts(m, "Device is busy!\n");
	226	return 0;
	227	}
	228	if (err) {
	229	seq_puts(m, "Device is not configured!\n");
	230	return 0;
	231	}
	232	}
	233
	234	seq_printf(m, PROC_STATS_FORMAT,
	235	"total packets received", wandev->stats.rx_packets);
	236	seq_printf(m, PROC_STATS_FORMAT,
	237	"total packets transmitted", wandev->stats.tx_packets);
	238	seq_printf(m, PROC_STATS_FORMAT,
	239	"total bytes received", wandev->stats.rx_bytes);
	240	seq_printf(m, PROC_STATS_FORMAT,
	241	"total bytes transmitted", wandev->stats.tx_bytes);
	242	seq_printf(m, PROC_STATS_FORMAT,
	243	"bad packets received", wandev->stats.rx_errors);
	244	seq_printf(m, PROC_STATS_FORMAT,
	245	"packet transmit problems", wandev->stats.tx_errors);
	246	seq_printf(m, PROC_STATS_FORMAT,
	247	"received frames dropped", wandev->stats.rx_dropped);
	248	seq_printf(m, PROC_STATS_FORMAT,
	249	"transmit frames dropped", wandev->stats.tx_dropped);
	250	seq_printf(m, PROC_STATS_FORMAT,
	251	"multicast packets received", wandev->stats.multicast);
	252	seq_printf(m, PROC_STATS_FORMAT,
	253	"transmit collisions", wandev->stats.collisions);
	254	seq_printf(m, PROC_STATS_FORMAT,
	255	"receive length errors", wandev->stats.rx_length_errors);
	256	seq_printf(m, PROC_STATS_FORMAT,
	257	"receiver overrun errors", wandev->stats.rx_over_errors);
	258	seq_printf(m, PROC_STATS_FORMAT,
	259	"CRC errors", wandev->stats.rx_crc_errors);
	260	seq_printf(m, PROC_STATS_FORMAT,
	261	"frame format errors (aborts)", wandev->stats.rx_frame_errors);
	262	seq_printf(m, PROC_STATS_FORMAT,
	263	"receiver fifo overrun", wandev->stats.rx_fifo_errors);
	264	seq_printf(m, PROC_STATS_FORMAT,
	265	"receiver missed packet", wandev->stats.rx_missed_errors);
266	seq_printf(m, PROC_STATS_FORMAT,
267	"aborted frames transmitted", wandev->stats.tx_aborted_errors);
268	return 0;
269	}
270
271	static int wandev_open(struct inode inode, struct file file)
272	{
273	return single_open(file, wandev_show, PDE(inode)->data);
274	}
275
da7071d7	276	static const struct file_operations wandev_fops = {
1da177e4 LT	277	.owner = THIS_MODULE,
	278	.open = wandev_open,
	279	.read = seq_read,
	280	.llseek = seq_lseek,
	281	.release = single_release,
866988ed	282	.unlocked_ioctl = wanrouter_ioctl,
1da177e4 LT	283	};
	284
	285	/*
	286	* Initialize router proc interface.
	287	*/
	288
	289	int __init wanrouter_proc_init(void)
	290	{
	291	struct proc_dir_entry *p;
457c4cbc	292	proc_router = proc_mkdir(ROUTER_NAME, init_net.proc_net);
1da177e4 LT	293	if (!proc_router)
	294	goto fail;
	295
6d37a158	296	p = proc_create("config", S_IRUGO, proc_router, &config_fops);
1da177e4 LT	297	if (!p)
1da177e4 LT	298	goto fail_config;
6d37a158	299	p = proc_create("status", S_IRUGO, proc_router, &status_fops);
1da177e4 LT	300	if (!p)
1da177e4 LT	301	goto fail_stat;
1da177e4 LT	302	return 0;
	303	fail_stat:
	304	remove_proc_entry("config", proc_router);
	305	fail_config:
457c4cbc	306	remove_proc_entry(ROUTER_NAME, init_net.proc_net);
1da177e4 LT	307	fail:
	308	return -ENOMEM;
	309	}
	310
	311	/*
	312	* Clean up router proc interface.
	313	*/
	314
	315	void wanrouter_proc_cleanup(void)
	316	{
	317	remove_proc_entry("config", proc_router);
	318	remove_proc_entry("status", proc_router);
457c4cbc	319	remove_proc_entry(ROUTER_NAME, init_net.proc_net);
1da177e4 LT	320	}
	321
	322	/*
	323	* Add directory entry for WAN device.
	324	*/
	325
	326	int wanrouter_proc_add(struct wan_device* wandev)
	327	{
	328	if (wandev->magic != ROUTER_MAGIC)
	329	return -EINVAL;
	330
6d37a158 WC	331	wandev->dent = proc_create(wandev->name, S_IRUGO,
6d37a158 WC	332	proc_router, &wandev_fops);
1da177e4 LT	333	if (!wandev->dent)
1da177e4 LT	334	return -ENOMEM;
1da177e4 LT	335	wandev->dent->data = wandev;
	336	return 0;
	337	}
	338
	339	/*
	340	* Delete directory entry for WAN device.
	341	*/
	342	int wanrouter_proc_delete(struct wan_device* wandev)
	343	{
	344	if (wandev->magic != ROUTER_MAGIC)
	345	return -EINVAL;
	346	remove_proc_entry(wandev->name, proc_router);
	347	return 0;
	348	}
	349
	350	#else
	351
	352	/*
	353	* No /proc - output stubs
	354	*/
	355
	356	int __init wanrouter_proc_init(void)
	357	{
	358	return 0;
	359	}
	360
	361	void wanrouter_proc_cleanup(void)
	362	{
	363	}
	364
	365	int wanrouter_proc_add(struct wan_device *wandev)
	366	{
	367	return 0;
	368	}
	369
	370	int wanrouter_proc_delete(struct wan_device *wandev)
	371	{
	372	return 0;
	373	}
	374
	375	#endif
	376
	377	/*
	378	* End
	379	*/
	380