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/*

 * $Id: evbug.c,v 1.10 2001/09/25 10:12:07 vojtech Exp $

 *

 *  Copyright (c) 1999-2001 Vojtech Pavlik

 */

/*

 *  Input driver event debug module - dumps all events into syslog

 */

/*

 * 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.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

 *

 * Should you need to contact me, the author, you can do so either by

 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:

 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic

 */

#include <linux/slab.h>

#include <linux/module.h>

#include <linux/input.h>

#include <linux/init.h>

#include <linux/device.h>

MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");

MODULE_DESCRIPTION("Input driver event debug module");

MODULE_LICENSE("GPL");

static void evbug_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)

{

        printk(KERN_DEBUG "evbug.c: Event. Dev: %s, Type: %d, Code: %d, Value: %d\n",

                handle->dev->phys, type, code, value);

}

static int evbug_connect(struct input_handler *handler, struct input_dev *dev,

                         const struct input_device_id *id)

{

        struct input_handle *handle;

        int error;

        handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL);

        if (!handle)

                return -ENOMEM;

        handle->dev = dev;

        handle->handler = handler;

        handle->name = "evbug";

        error = input_register_handle(handle);

        if (error)

                goto err_free_handle;

        error = input_open_device(handle);

        if (error)

                goto err_unregister_handle;

        printk(KERN_DEBUG "evbug.c: Connected device: \"%s\", %s\n", dev->name, dev->phys);

        return 0;

 err_unregister_handle:

        input_unregister_handle(handle);

 err_free_handle:

        kfree(handle);

        return error;

}

static void evbug_disconnect(struct input_handle *handle)

{

        printk(KERN_DEBUG "evbug.c: Disconnected device: %s\n", handle->dev->phys);

        input_close_device(handle);

        input_unregister_handle(handle);

        kfree(handle);

}

static const struct input_device_id evbug_ids[] = {

        { .driver_info = 1 },   /* Matches all devices */

        { },                    /* Terminating zero entry */

};

MODULE_DEVICE_TABLE(input, evbug_ids);

static struct input_handler evbug_handler = {

        .event =        evbug_event,

        .connect =      evbug_connect,

        .disconnect =   evbug_disconnect,

        .name =         "evbug",

        .id_table =     evbug_ids,

};

static int __init evbug_init(void)

{

        return input_register_handler(&evbug_handler);

}

static void __exit evbug_exit(void)

{

        input_unregister_handler(&evbug_handler);

}

module_init(evbug_init);

module_exit(evbug_exit);