diff options
Diffstat (limited to 'plugins/hal.c')
-rw-r--r-- | plugins/hal.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/plugins/hal.c b/plugins/hal.c new file mode 100644 index 0000000..21d7688 --- /dev/null +++ b/plugins/hal.c @@ -0,0 +1,144 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.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 <errno.h> +#include <dbus/dbus.h> + +#include <bluetooth/bluetooth.h> + +#include "plugin.h" +#include "adapter.h" +#include "log.h" + +static void formfactor_reply(DBusPendingCall *call, void *user_data) +{ + struct btd_adapter *adapter = user_data; + const char *formfactor = NULL; + DBusMessage *reply; + uint8_t minor = 0; + + reply = dbus_pending_call_steal_reply(call); + + if (dbus_set_error_from_message(NULL, reply) == TRUE) { + error("Failed to access HAL"); + dbus_message_unref(reply); + return; + } + + if (dbus_message_get_args(reply, NULL, DBUS_TYPE_STRING, &formfactor, + DBUS_TYPE_INVALID) == FALSE) { + error("Wrong formfactor arguments"); + dbus_message_unref(reply); + return; + } + + DBG("Computer is classified as %s", formfactor); + + if (formfactor != NULL) { + if (g_str_equal(formfactor, "laptop") == TRUE) + minor |= (1 << 2) | (1 << 3); + else if (g_str_equal(formfactor, "desktop") == TRUE) + minor |= 1 << 2; + else if (g_str_equal(formfactor, "server") == TRUE) + minor |= 1 << 3; + else if (g_str_equal(formfactor, "handheld") == TRUE) + minor += 1 << 4; + } + + dbus_message_unref(reply); + + /* Computer major class */ + DBG("Setting 0x%06x for major/minor device class", (1 << 8) | minor); + + btd_adapter_set_class(adapter, 0x01, minor); +} + +static DBusConnection *connection; + +static int hal_probe(struct btd_adapter *adapter) +{ + const char *property = "system.formfactor"; + DBusMessage *message; + DBusPendingCall *call; + + connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL); + if (connection == NULL) + return -ENOMEM; + + message = dbus_message_new_method_call("org.freedesktop.Hal", + "/org/freedesktop/Hal/devices/computer", + "org.freedesktop.Hal.Device", + "GetPropertyString"); + if (message == NULL) { + error("Failed to create formfactor request"); + dbus_connection_unref(connection); + return -ENOMEM; + } + + dbus_message_append_args(message, DBUS_TYPE_STRING, &property, + DBUS_TYPE_INVALID); + + if (dbus_connection_send_with_reply(connection, message, + &call, -1) == FALSE) { + error("Failed to send formfactor request"); + dbus_message_unref(message); + dbus_connection_unref(connection); + return -EIO; + } + + dbus_pending_call_set_notify(call, formfactor_reply, adapter, NULL); + + dbus_pending_call_unref(call); + + dbus_message_unref(message); + + return 0; +} + +static void hal_remove(struct btd_adapter *adapter) +{ + dbus_connection_unref(connection); +} + +static struct btd_adapter_driver hal_driver = { + .name = "hal", + .probe = hal_probe, + .remove = hal_remove, +}; + +static int hal_init(void) +{ + return btd_register_adapter_driver(&hal_driver); +} + +static void hal_exit(void) +{ + btd_unregister_adapter_driver(&hal_driver); +} + +BLUETOOTH_PLUGIN_DEFINE(hal, VERSION, + BLUETOOTH_PLUGIN_PRIORITY_LOW, hal_init, hal_exit) |