Implement get_att_mtu logic in hal gatt client

[platform/core/connectivity/bluetooth-frwk.git] / bt-oal / bluez_hal / src / bt-hal-gatt-client.c

diff --git a/bt-oal/bluez_hal/src/bt-hal-gatt-client.c b/bt-oal/bluez_hal/src/bt-hal-gatt-client.c
index 6c7835f..823812e 100644 (file)
--- a/bt-oal/bluez_hal/src/bt-hal-gatt-client.c
+++ b/bt-oal/bluez_hal/src/bt-hal-gatt-client.c
@@ -2771,6 +2771,92 @@ static void __bt_request_att_mtu_device_cb(GDBusProxy *proxy, GAsyncResult *res,
        g_free(conn_mtu);
 }
 
+static bt_status_t get_att_mtu(int conn_id, int *mtu_size)
+{
+       CHECK_BTGATT_INIT();
+       GDBusProxy *device_proxy;
+       gchar *device_path = NULL;
+       GError *error = NULL;
+       GVariant *value;
+       GVariant *tmp_value;
+       GDBusConnection *conn;
+       GVariant *result = NULL;
+       int ret = BT_STATUS_SUCCESS;
+       char device_address[BT_HAL_ADDRESS_STRING_SIZE] = { 0 };
+       hal_gattc_client_info_t *gattc_client = NULL;
+       unsigned int mtu;
+
+       if (mtu_size == NULL)
+               return BT_STATUS_PARM_INVALID;
+
+       conn = _bt_hal_get_system_gconn();
+       if (conn == NULL) {
+               ERR("conn NULL");
+               return BT_STATUS_FAIL;
+       }
+
+       gattc_client = __bt_find_gatt_client_info_from_conn_id(conn_id);
+       if (gattc_client == NULL) {
+               INFO("GATT client conn info not found");
+               return BT_STATUS_FAIL;
+       }
+
+       _bt_hal_convert_addr_type_to_string(device_address,
+                               (unsigned char *)gattc_client->bd_addr.address);
+
+       device_path = _bt_hal_get_device_object_path(device_address);
+       if (device_path == NULL) {
+               ERR("device_path NULL : [%s]", device_address);
+               return BT_STATUS_FAIL;
+       }
+
+       device_proxy = g_dbus_proxy_new_sync(conn, G_DBUS_PROXY_FLAGS_NONE,
+                       NULL, BT_HAL_BLUEZ_NAME,
+                       device_path, BT_HAL_PROPERTIES_INTERFACE,  NULL, NULL);
+
+       g_free(device_path);
+       if (NULL == device_proxy) {
+               ERR("device_proxy returned NULL");
+               return BT_STATUS_FAIL;
+       }
+
+       result = g_dbus_proxy_call_sync(device_proxy, "GetAll",
+                       g_variant_new("(s)", BT_HAL_DEVICE_INTERFACE),
+                       G_DBUS_CALL_FLAGS_NONE,
+                       -1,
+                       NULL,
+                       &error);
+       if (result == NULL) {
+               if (error != NULL) {
+                       ERR("Error occured in Proxy call [%s]\n", error->message);
+                       g_error_free(error);
+               }
+               g_object_unref(device_proxy);
+               return BT_STATUS_FAIL;
+       }
+
+       g_variant_get(result , "(@a{sv})", &value);
+       g_variant_unref(result);
+
+       tmp_value = g_variant_lookup_value(value, "AttMtu", G_VARIANT_TYPE_UINT16);
+       if (tmp_value == NULL) {
+               g_object_unref(device_proxy);
+               g_variant_unref(value);
+               return BT_STATUS_FAIL;
+       }
+
+       mtu = g_variant_get_uint16(tmp_value);
+
+       DBG("ATT MTU : [%d]", mtu);
+
+       g_variant_unref(tmp_value);
+       g_variant_unref(value);
+       g_object_unref(device_proxy);
+
+       *mtu_size = (int) mtu;
+
+       return ret;
+}
 
 static bt_status_t __hal_configure_mtu(int conn_id, int mtu)
 {
@@ -3455,6 +3541,7 @@ const btgatt_client_interface_t btgatt_client_interface = {
        .get_device_type = get_device_type,
        .conn_parameter_update = btif_gattc_conn_parameter_update,
        .test_command = test_command,
+       .get_att_mtu = get_att_mtu,
        .configure_mtu = configure_mtu,
        .scan_filter_param_setup = scan_filter_param_setup,
        .scan_filter_add_remove = scan_filter_add_remove,