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/***************************************************************************
* CVSID: $Id$
*
* probe-input.c : Probe input devices
*
* Copyright (C) 2004 David Zeuthen, <david@fubar.dk>
*
* Licensed under the Academic Free License version 2.1
*
* 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
/* asm/types.h required for __s32 in linux/hiddev.h */
#include <asm/types.h>
#include <fcntl.h>
#include <linux/hiddev.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include "libhal/libhal.h"
int
main (int argc, char *argv[])
{
int fd;
int ret;
char *udi;
char *device_file;
LibHalContext *ctx = NULL;
DBusError error;
char name[256] = "Unknown HID device";
unsigned int i;
struct hiddev_devinfo device_info;
fd = -1;
/* assume failure */
ret = 1;
dbus_error_init (&error);
udi = getenv ("UDI");
if (udi == NULL)
goto out;
if ((ctx = libhal_ctx_init_direct (&error)) == NULL)
goto out;
device_file = getenv ("HAL_PROP_HIDDEV_DEVICE");
if (device_file == NULL)
goto out;
fd = open (device_file, O_RDONLY);
if (fd < 0)
goto out;
if (ioctl (fd, HIDIOCGNAME(sizeof (name)), name) >= 0) {
if (!libhal_device_set_property_string (ctx, udi, "hiddev.product", name, &error))
goto out;
if (!libhal_device_set_property_string (ctx, udi, "info.product", name, &error))
goto out;
}
if (ioctl (fd, HIDIOCGDEVINFO, &device_info) < 0)
goto out;
for (i = 0; i < device_info.num_applications; i++) {
int appl;
const char *appl_name;
char buf[256];
if ((appl = ioctl(fd, HIDIOCAPPLICATION, i)) < 0)
goto out;
/* The magic values come from various usage table specs */
switch (appl >> 16)
{
case 0x01 :
appl_name = "Generic Desktop Page";
break;
case 0x0c :
appl_name = "Consumer Product Page";
break;
case 0x80 :
appl_name = "USB Monitor Page";
break;
case 0x81 :
appl_name = "USB Enumerated Values Page";
break;
case 0x82 :
appl_name = "VESA Virtual Controls Page";
break;
case 0x83 :
appl_name = "Reserved Monitor Page";
break;
case 0x84 :
appl_name = "Power Device Page";
break;
case 0x85 :
appl_name = "Battery System Page";
break;
case 0x86 :
case 0x87 :
appl_name = "Reserved Power Device Page";
break;
default :
snprintf (buf, sizeof (buf), "Unknown page 0x%02x", appl);
appl_name = buf;
}
if (!libhal_device_property_strlist_append (ctx, udi, "hiddev.application_pages", appl_name, &error))
goto out;
}
#if 0
DBusConnection *conn;
if (fork () == 0) {
sleep (10);
LIBHAL_FREE_DBUS_ERROR (&error);
if ((conn = dbus_bus_get (DBUS_BUS_SYSTEM, &error)) == NULL)
goto out;
if ((ctx = libhal_ctx_new ()) == NULL)
goto out;
if (!libhal_ctx_set_dbus_connection (ctx, conn))
goto out;
if (!libhal_ctx_init (ctx, &error))
goto out;
main2 (ctx, "/org/freedesktop/Hal/devices/usb_device_51d_2_QB0435136106 _if0_hiddev", fd);
}
else
sleep (2);
#endif
/* success */
ret = 0;
out:
if (fd >= 0)
close (fd);
LIBHAL_FREE_DBUS_ERROR (&error);
if (ctx != NULL) {
libhal_ctx_shutdown (ctx, &error);
LIBHAL_FREE_DBUS_ERROR (&error);
libhal_ctx_free (ctx);
}
return ret;
}
|
