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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* 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.
*
* cc -o test-hal-seats `pkg-config --cflags --libs glib-2.0 dbus-glib-1` test-hal-seats.c
*/
#include <stdlib.h>
#include <stdio.h>
#include <glib.h>
#define DBUS_API_SUBJECT_TO_CHANGE
#include <dbus/dbus-glib.h>
#include <dbus/dbus-glib-lowlevel.h>
#define HAL_DBUS_NAME "org.freedesktop.Hal"
#define HAL_DBUS_MANAGER_PATH "/org/freedesktop/Hal/Manager"
#define HAL_DBUS_MANAGER_INTERFACE "org.freedesktop.Hal.Manager"
#define HAL_DBUS_DEVICE_INTERFACE "org.freedesktop.Hal.Device"
#define SEAT_PCI_DEVICE_CLASS 3
static GMainLoop *loop;
static void
get_pci_seats (DBusGConnection *bus,
DBusGProxy *proxy,
GList *seats)
{
char **devices;
const char *key;
const char *value;
GError *error;
gboolean res;
int i;
g_message ("Getting PCI seats");
key = "info.bus";
value = "pci";
devices = NULL;
error = NULL;
res = dbus_g_proxy_call (proxy,
"FindDeviceStringMatch",
&error,
G_TYPE_STRING, key,
G_TYPE_STRING, value,
G_TYPE_INVALID,
G_TYPE_STRV, &devices,
G_TYPE_INVALID);
if (! res) {
g_warning ("Unable to query HAL: %s", error->message);
g_error_free (error);
}
/* now look for pci class 3 */
key = "pci.device_class";
for (i = 0; devices [i] != NULL; i++) {
DBusGProxy *device_proxy;
int class_val;
device_proxy = dbus_g_proxy_new_for_name (bus,
HAL_DBUS_NAME,
devices [i],
HAL_DBUS_DEVICE_INTERFACE);
if (device_proxy == NULL) {
continue;
}
res = dbus_g_proxy_call (device_proxy,
"GetPropertyInteger",
&error,
G_TYPE_STRING, key,
G_TYPE_INVALID,
G_TYPE_INT, &class_val,
G_TYPE_INVALID);
if (class_val == SEAT_PCI_DEVICE_CLASS) {
g_message ("Found device: %s", devices [i]);
seats = g_list_prepend (seats, devices [i]);
}
g_object_unref (device_proxy);
}
g_strfreev (devices);
}
static void
list_seats (GList *seats)
{
GList *l;
for (l = seats; l != NULL; l = l->next) {
g_message ("Found device: %s", l->data);
}
}
static gboolean
test_hal_seats (void)
{
GError *error;
DBusGConnection *bus;
DBusGProxy *proxy;
GList *seats;
proxy = NULL;
error = NULL;
bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
if (bus == NULL) {
g_warning ("Couldn't connect to system bus: %s",
error->message);
g_error_free (error);
goto out;
}
proxy = dbus_g_proxy_new_for_name (bus,
HAL_DBUS_NAME,
HAL_DBUS_MANAGER_PATH,
HAL_DBUS_MANAGER_INTERFACE);
if (proxy == NULL) {
g_warning ("Couldn't create proxy for HAL Manager");
goto out;
}
seats = NULL;
get_pci_seats (bus, proxy, seats);
list_seats (seats);
out:
if (proxy != NULL) {
g_object_unref (proxy);
}
return FALSE;
}
int
main (int argc,
char *argv[])
{
g_log_set_always_fatal (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING);
g_type_init ();
g_idle_add ((GSourceFunc)test_hal_seats, NULL);
loop = g_main_loop_new (NULL, FALSE);
g_main_loop_run (loop);
g_main_loop_unref (loop);
return 0;
}
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