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/***************************************************************************
* CVSID: $Id$
*
* probe-hiddev.c : USB HID prober
*
* Copyright (C) 2006 Jean-Yves Lefort <jylefort@FreeBSD.org>
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
**************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <sys/param.h>
#include <unistd.h>
#include <stdlib.h>
#include <fcntl.h>
#ifndef HAVE_LIBUSB20
#include <sys/ioctl.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbhid.h>
#else
#if (__FreeBSD_version >= 800064) || (__FreeBSD_kernel_version >= 800064)
#include <dev/usb/usbhid.h>
#else
#include <dev/usb2/include/usb2_hid.h>
#endif
#endif
#include <usbhid.h>
#include "../libprobe/hfp.h"
#define HID_COLLECTION_APPLICATION 1
int
main (int argc, char **argv)
{
char *device_file;
int fd = -1;
int report_id;
report_desc_t report_desc;
struct hid_data *data;
hid_item_t item;
boolean is_keyboard = FALSE;
boolean is_keypad = FALSE;
boolean is_mouse = FALSE;
boolean is_joystick = FALSE;
if (! hfp_init(argc, argv))
goto end;
device_file = getenv("HAL_PROP_HIDDEV_DEVICE");
if (! device_file)
goto end;
fd = open(device_file, O_RDONLY);
if (fd < 0)
goto end;
/* give a meaningful process title for ps(1) */
setproctitle("%s", device_file);
#ifdef HAVE_LIBUSB20
report_id = hid_get_report_id(fd);
if (report_id == -1)
#else
if (ioctl(fd, USB_GET_REPORT_ID, &report_id) < 0)
#endif
goto end;
hid_init(NULL);
report_desc = hid_get_report_desc(fd);
if (! report_desc)
goto end;
for (data = hid_start_parse(report_desc, ~0, report_id); hid_get_item(data, &item);)
if (item.kind == hid_collection)
{
if (item.collection == HID_COLLECTION_APPLICATION)
{
const char *page;
char *full_page;
int i;
page = hid_usage_page(HID_PAGE(item.usage));
full_page = hfp_strdup_printf("%s Page", page);
for (i = 0; full_page[i] != 0; i++)
if (full_page[i] == '_')
full_page[i] = ' ';
libhal_device_property_strlist_append(hfp_ctx, hfp_udi, "hiddev.application_pages", full_page, &hfp_error);
hfp_free(full_page);
}
switch (item.usage)
{
case HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_MOUSE):
is_mouse = TRUE;
break;
case HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_JOYSTICK):
case HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_GAME_PAD):
is_joystick = TRUE;
break;
case HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD):
is_keyboard = TRUE;
break;
case HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYPAD):
is_keypad = TRUE;
break;
}
}
hid_end_parse(data);
hid_dispose_report_desc(report_desc);
if (is_keyboard || is_mouse || is_joystick || is_keypad)
{
libhal_device_add_capability(hfp_ctx, hfp_udi, "input", &hfp_error);
libhal_device_set_property_string(hfp_ctx, hfp_udi, "info.category", "input", &hfp_error);
libhal_device_set_property_string(hfp_ctx, hfp_udi, "input.device", device_file, &hfp_error);
}
if (is_keyboard)
libhal_device_add_capability(hfp_ctx, hfp_udi, "input.keyboard", &hfp_error);
if (is_keypad)
libhal_device_add_capability(hfp_ctx, hfp_udi, "input.keypad", &hfp_error);
if (is_keyboard || is_keypad)
libhal_device_add_capability(hfp_ctx, hfp_udi, "input.keys", &hfp_error);
if (is_mouse)
libhal_device_add_capability(hfp_ctx, hfp_udi, "input.mouse", &hfp_error);
if (is_joystick)
libhal_device_add_capability(hfp_ctx, hfp_udi, "input.joystick", &hfp_error);
end:
return 0;
}
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