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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 494 | giacomo | 1 | /* |
| 2 | * $Id: evbug.c,v 1.1 2004-03-08 18:47:36 giacomo Exp $ |
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| 3 | * |
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| 4 | * Copyright (c) 1999-2001 Vojtech Pavlik |
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| 5 | */ |
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| 6 | |||
| 7 | /* |
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| 8 | * Input driver event debug module - dumps all events into syslog |
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| 9 | */ |
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| 10 | |||
| 11 | /* |
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| 12 | * This program is free software; you can redistribute it and/or modify |
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| 13 | * it under the terms of the GNU General Public License as published by |
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| 14 | * the Free Software Foundation; either version 2 of the License, or |
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| 15 | * (at your option) any later version. |
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| 16 | * |
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| 17 | * This program is distributed in the hope that it will be useful, |
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| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 20 | * GNU General Public License for more details. |
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| 21 | * |
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| 22 | * You should have received a copy of the GNU General Public License |
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| 23 | * along with this program; if not, write to the Free Software |
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| 24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 25 | * |
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| 26 | * Should you need to contact me, the author, you can do so either by |
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| 27 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: |
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| 28 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic |
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| 29 | */ |
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| 30 | |||
| 31 | #include <linuxcomp.h> |
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| 32 | |||
| 33 | #include <linux/slab.h> |
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| 34 | #include <linux/module.h> |
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| 35 | #include <linux/input.h> |
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| 36 | #include <linux/init.h> |
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| 37 | #include <linux/device.h> |
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| 38 | |||
| 39 | MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); |
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| 40 | MODULE_DESCRIPTION("Input driver event debug module"); |
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| 41 | MODULE_LICENSE("GPL"); |
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| 42 | |||
| 43 | static char evbug_name[] = "evbug"; |
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| 44 | |||
| 45 | static void evbug_event(struct input_handle *handle, unsigned int type, unsigned int code, int value) |
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| 46 | { |
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| 47 | printk(KERN_DEBUG "evbug.c: Event. Dev: %s, Type: %d, Code: %d, Value: %d\n", handle->dev->phys, type, code, value); |
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| 48 | } |
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| 49 | |||
| 50 | static struct input_handle *evbug_connect(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id) |
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| 51 | { |
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| 52 | struct input_handle *handle; |
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| 53 | |||
| 54 | if (!(handle = kmalloc(sizeof(struct input_handle), GFP_KERNEL))) |
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| 55 | return NULL; |
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| 56 | memset(handle, 0, sizeof(struct input_handle)); |
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| 57 | |||
| 58 | handle->dev = dev; |
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| 59 | handle->handler = handler; |
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| 60 | handle->name = evbug_name; |
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| 61 | |||
| 62 | input_open_device(handle); |
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| 63 | |||
| 64 | printk(KERN_DEBUG "evbug.c: Connected device: \"%s\", %s\n", dev->name, dev->phys); |
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| 65 | |||
| 66 | return handle; |
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| 67 | } |
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| 68 | |||
| 69 | static void evbug_disconnect(struct input_handle *handle) |
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| 70 | { |
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| 71 | printk(KERN_DEBUG "evbug.c: Disconnected device: %s\n", handle->dev->phys); |
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| 72 | |||
| 73 | input_close_device(handle); |
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| 74 | |||
| 75 | kfree(handle); |
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| 76 | } |
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| 77 | |||
| 78 | static struct input_device_id evbug_ids[] = { |
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| 79 | { .driver_info = 1 }, /* Matches all devices */ |
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| 80 | { }, /* Terminating zero entry */ |
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| 81 | }; |
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| 82 | |||
| 83 | MODULE_DEVICE_TABLE(input, evbug_ids); |
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| 84 | |||
| 85 | static struct input_handler evbug_handler = { |
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| 86 | .event = evbug_event, |
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| 87 | .connect = evbug_connect, |
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| 88 | .disconnect = evbug_disconnect, |
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| 89 | .name = "evbug", |
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| 90 | .id_table = evbug_ids, |
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| 91 | }; |
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| 92 | |||
| 93 | int __init evbug_init(void) |
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| 94 | { |
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| 95 | input_register_handler(&evbug_handler); |
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| 96 | return 0; |
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| 97 | } |
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| 98 | |||
| 99 | void __exit evbug_exit(void) |
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| 100 | { |
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| 101 | input_unregister_handler(&evbug_handler); |
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| 102 | } |
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| 103 | |||
| 104 | module_init(evbug_init); |
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| 105 | module_exit(evbug_exit); |