michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * vim: sw=2 ts=2 sts=2 et filetype=javascript
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // https://github.com/mozilla-b2g/platform_external_qemu/blob/master/vl-android.c#L765
michael@0: // static int bt_hci_parse(const char *str) {
michael@0: //   ...
michael@0: //   bdaddr.b[0] = 0x52;
michael@0: //   bdaddr.b[1] = 0x54;
michael@0: //   bdaddr.b[2] = 0x00;
michael@0: //   bdaddr.b[3] = 0x12;
michael@0: //   bdaddr.b[4] = 0x34;
michael@0: //   bdaddr.b[5] = 0x56 + nb_hcis;
michael@0: const EMULATOR_ADDRESS = "56:34:12:00:54:52";
michael@0: 
michael@0: // $ adb shell hciconfig /dev/ttyS2 name
michael@0: // hci0:  Type: BR/EDR  Bus: UART
michael@0: //        BD Address: 56:34:12:00:54:52  ACL MTU: 512:1  SCO MTU: 0:0
michael@0: //        Name: 'Full Android on Emulator'
michael@0: const EMULATOR_NAME = "Full Android on Emulator";
michael@0: 
michael@0: // $ adb shell hciconfig /dev/ttyS2 class
michael@0: // hci0:  Type: BR/EDR  Bus: UART
michael@0: //        BD Address: 56:34:12:00:54:52  ACL MTU: 512:1  SCO MTU: 0:0
michael@0: //        Class: 0x58020c
michael@0: //        Service Classes: Capturing, Object Transfer, Telephony
michael@0: //        Device Class: Phone, Smart phone
michael@0: const EMULATOR_CLASS = 0x58020c;
michael@0: 
michael@0: // Use same definition in QEMU for special bluetooth address,
michael@0: // which were defined at external/qemu/hw/bt.h:
michael@0: const BDADDR_ANY   = "00:00:00:00:00:00";
michael@0: const BDADDR_ALL   = "ff:ff:ff:ff:ff:ff";
michael@0: const BDADDR_LOCAL = "ff:ff:ff:00:00:00";
michael@0: 
michael@0: // A user friendly name for remote BT device.
michael@0: const REMOTE_DEVICE_NAME = "Remote BT Device";
michael@0: 
michael@0: let Promise =
michael@0:   SpecialPowers.Cu.import("resource://gre/modules/Promise.jsm").Promise;
michael@0: 
michael@0: let bluetoothManager;
michael@0: 
michael@0: let pendingEmulatorCmdCount = 0;
michael@0: 
michael@0: /**
michael@0:  * Send emulator command with safe guard.
michael@0:  *
michael@0:  * We should only call |finish()| after all emulator command transactions
michael@0:  * end, so here comes with the pending counter.  Resolve when the emulator
michael@0:  * gives positive response, and reject otherwise.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  *
michael@0:  * Reject params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function runEmulatorCmdSafe(aCommand) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   ++pendingEmulatorCmdCount;
michael@0:   runEmulatorCmd(aCommand, function(aResult) {
michael@0:     --pendingEmulatorCmdCount;
michael@0: 
michael@0:     ok(true, "Emulator response: " + JSON.stringify(aResult));
michael@0:     if (Array.isArray(aResult) && aResult[aResult.length - 1] === "OK") {
michael@0:       deferred.resolve(aResult);
michael@0:     } else {
michael@0:       ok(false, "Got an abnormal response from emulator.");
michael@0:       log("Fail to execute emulator command: [" + aCommand + "]");
michael@0:       deferred.reject(aResult);
michael@0:     }
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Add a Bluetooth remote device to scatternet and set its properties.
michael@0:  *
michael@0:  * Use QEMU command 'bt remote add' to add a virtual Bluetooth remote
michael@0:  * and set its properties by setEmulatorDeviceProperty().
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   result -- bluetooth address of the remote device.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @param aProperies
michael@0:  *        A javascript object with zero or several properties for initializing
michael@0:  *        the remote device. By now, the properies could be 'name' or
michael@0:  *        'discoverable'. It valid to put a null object or a javascript object
michael@0:  *        which don't have any properies.
michael@0:  *
michael@0:  * @return A promise object.
michael@0:  */
michael@0: function addEmulatorRemoteDevice(aProperties) {
michael@0:   let address;
michael@0:   let promise = runEmulatorCmdSafe("bt remote add")
michael@0:     .then(function(aResults) {
michael@0:       address = aResults[0].toUpperCase();
michael@0:     });
michael@0: 
michael@0:   for (let key in aProperties) {
michael@0:     let value = aProperties[key];
michael@0:     let propertyName = key;
michael@0:     promise = promise.then(function() {
michael@0:       return setEmulatorDeviceProperty(address, propertyName, value);
michael@0:     });
michael@0:   }
michael@0: 
michael@0:   return promise.then(function() {
michael@0:     return address;
michael@0:   });
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Remove Bluetooth remote devices in scatternet.
michael@0:  *
michael@0:  * Use QEMU command 'bt remote remove <addr>' to remove a specific virtual
michael@0:  * Bluetooth remote device in scatternet or remove them all by  QEMU command
michael@0:  * 'bt remote remove BDADDR_ALL'.
michael@0:  *
michael@0:  * @param aAddress
michael@0:  *        The string of Bluetooth address with format xx:xx:xx:xx:xx:xx.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @return A promise object.
michael@0:  */
michael@0: function removeEmulatorRemoteDevice(aAddress) {
michael@0:   let cmd = "bt remote remove " + aAddress;
michael@0:   return runEmulatorCmdSafe(cmd)
michael@0:     .then(function(aResults) {
michael@0:       // 'bt remote remove <bd_addr>' returns a list of removed device one at a line.
michael@0:       // The last item is "OK".
michael@0:       return aResults.slice(0, -1);
michael@0:     });
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Set a property for a Bluetooth device.
michael@0:  *
michael@0:  * Use QEMU command 'bt property <bd_addr> <prop_name> <value>' to set property.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  * Reject params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  *
michael@0:  * @param aAddress
michael@0:  *        The string of Bluetooth address with format xx:xx:xx:xx:xx:xx.
michael@0:  * @param aPropertyName
michael@0:  *        The property name of Bluetooth device.
michael@0:  * @param aValue
michael@0:  *        The new value of the specifc property.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function setEmulatorDeviceProperty(aAddress, aPropertyName, aValue) {
michael@0:   let cmd = "bt property " + aAddress + " " + aPropertyName + " " + aValue;
michael@0:   return runEmulatorCmdSafe(cmd);
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Get a property from a Bluetooth device.
michael@0:  *
michael@0:  * Use QEMU command 'bt property <bd_addr> <prop_name>' to get properties.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   result -- a string with format <prop_name>: <value_of_prop>
michael@0:  * Reject params:
michael@0:  *   result -- an array of emulator response lines.
michael@0:  *
michael@0:  * @param aAddress
michael@0:  *        The string of Bluetooth address with format xx:xx:xx:xx:xx:xx.
michael@0:  * @param aPropertyName
michael@0:  *        The property name of Bluetooth device.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function getEmulatorDeviceProperty(aAddress, aPropertyName) {
michael@0:   let cmd = "bt property " + aAddress + " " + aPropertyName;
michael@0:   return runEmulatorCmdSafe(cmd)
michael@0:     .then(function(aResults) {
michael@0:       return aResults[0];
michael@0:     });
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Start dicovering Bluetooth devices.
michael@0:  *
michael@0:  * Allows the device's adapter to start seeking for remote devices.
michael@0:  *
michael@0:  * Fulfill params: (none)
michael@0:  * Reject params: a DOMError
michael@0:  *
michael@0:  * @param aAdapter
michael@0:  *        A BluetoothAdapter which is used to interact with local BT dev
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function startDiscovery(aAdapter) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let request = aAdapter.startDiscovery();
michael@0:   request.onsuccess = function () {
michael@0:     log("  Start discovery - Success");
michael@0:     // TODO (bug 892207): Make Bluetooth APIs available for 3rd party apps.
michael@0:     //     Currently, discovering state wouldn't change immediately here.
michael@0:     //     We would turn on this check when the redesigned API are landed.
michael@0:     // is(aAdapter.discovering, true, "BluetoothAdapter.discovering");
michael@0:     deferred.resolve();
michael@0:   }
michael@0:   request.onerror = function (aEvent) {
michael@0:     ok(false, "Start discovery - Fail");
michael@0:     deferred.reject(aEvent.target.error);
michael@0:   }
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Stop dicovering Bluetooth devices.
michael@0:  *
michael@0:  * Allows the device's adapter to stop seeking for remote devices.
michael@0:  *
michael@0:  * Fulfill params: (none)
michael@0:  * Reject params: a DOMError
michael@0:  *
michael@0:  * @param aAdapter
michael@0:  *        A BluetoothAdapter which is used to interact with local BT device.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function stopDiscovery(aAdapter) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let request = aAdapter.stopDiscovery();
michael@0:   request.onsuccess = function () {
michael@0:     log("  Stop discovery - Success");
michael@0:     // TODO (bug 892207): Make Bluetooth APIs available for 3rd party apps.
michael@0:     //     Currently, discovering state wouldn't change immediately here.
michael@0:     //     We would turn on this check when the redesigned API are landed.
michael@0:     // is(aAdapter.discovering, false, "BluetoothAdapter.discovering");
michael@0:     deferred.resolve();
michael@0:   }
michael@0:   request.onerror = function (aEvent) {
michael@0:     ok(false, "Stop discovery - Fail");
michael@0:     deferred.reject(aEvent.target.error);
michael@0:   }
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Get mozSettings value specified by @aKey.
michael@0:  *
michael@0:  * Resolve if that mozSettings value is retrieved successfully, reject
michael@0:  * otherwise.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   The corresponding mozSettings value of the key.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @param aKey
michael@0:  *        A string.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function getSettings(aKey) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let request = navigator.mozSettings.createLock().get(aKey);
michael@0:   request.addEventListener("success", function(aEvent) {
michael@0:     ok(true, "getSettings(" + aKey + ")");
michael@0:     deferred.resolve(aEvent.target.result[aKey]);
michael@0:   });
michael@0:   request.addEventListener("error", function() {
michael@0:     ok(false, "getSettings(" + aKey + ")");
michael@0:     deferred.reject();
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Set mozSettings values.
michael@0:  *
michael@0:  * Resolve if that mozSettings value is set successfully, reject otherwise.
michael@0:  *
michael@0:  * Fulfill params: (none)
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @param aSettings
michael@0:  *        An object of format |{key1: value1, key2: value2, ...}|.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function setSettings(aSettings) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let request = navigator.mozSettings.createLock().set(aSettings);
michael@0:   request.addEventListener("success", function() {
michael@0:     ok(true, "setSettings(" + JSON.stringify(aSettings) + ")");
michael@0:     deferred.resolve();
michael@0:   });
michael@0:   request.addEventListener("error", function() {
michael@0:     ok(false, "setSettings(" + JSON.stringify(aSettings) + ")");
michael@0:     deferred.reject();
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Get mozSettings value of 'bluetooth.enabled'.
michael@0:  *
michael@0:  * Resolve if that mozSettings value is retrieved successfully, reject
michael@0:  * otherwise.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   A boolean value.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function getBluetoothEnabled() {
michael@0:   return getSettings("bluetooth.enabled");
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Set mozSettings value of 'bluetooth.enabled'.
michael@0:  *
michael@0:  * Resolve if that mozSettings value is set successfully, reject otherwise.
michael@0:  *
michael@0:  * Fulfill params: (none)
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @param aEnabled
michael@0:  *        A boolean value.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function setBluetoothEnabled(aEnabled) {
michael@0:   let obj = {};
michael@0:   obj["bluetooth.enabled"] = aEnabled;
michael@0:   return setSettings(obj);
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Push required permissions and test if |navigator.mozBluetooth| exists.
michael@0:  * Resolve if it does, reject otherwise.
michael@0:  *
michael@0:  * Fulfill params:
michael@0:  *   bluetoothManager -- an reference to navigator.mozBluetooth.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @param aPermissions
michael@0:  *        Additional permissions to push before any test cases.  Could be either
michael@0:  *        a string or an array of strings.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function ensureBluetoothManager(aPermissions) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let permissions = ["bluetooth"];
michael@0:   if (aPermissions) {
michael@0:     if (Array.isArray(aPermissions)) {
michael@0:       permissions = permissions.concat(aPermissions);
michael@0:     } else if (typeof aPermissions == "string") {
michael@0:       permissions.push(aPermissions);
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   let obj = [];
michael@0:   for (let perm of permissions) {
michael@0:     obj.push({
michael@0:       "type": perm,
michael@0:       "allow": 1,
michael@0:       "context": document,
michael@0:     });
michael@0:   }
michael@0: 
michael@0:   SpecialPowers.pushPermissions(obj, function() {
michael@0:     ok(true, "permissions pushed: " + JSON.stringify(permissions));
michael@0: 
michael@0:     bluetoothManager = window.navigator.mozBluetooth;
michael@0:     log("navigator.mozBluetooth is " +
michael@0:         (bluetoothManager ? "available" : "unavailable"));
michael@0: 
michael@0:     if (bluetoothManager instanceof BluetoothManager) {
michael@0:       deferred.resolve(bluetoothManager);
michael@0:     } else {
michael@0:       deferred.reject();
michael@0:     }
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Wait for one named BluetoothManager event.
michael@0:  *
michael@0:  * Resolve if that named event occurs.  Never reject.
michael@0:  *
michael@0:  * Fulfill params: the DOMEvent passed.
michael@0:  *
michael@0:  * @param aEventName
michael@0:  *        The name of the EventHandler.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function waitForManagerEvent(aEventName) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   bluetoothManager.addEventListener(aEventName, function onevent(aEvent) {
michael@0:     bluetoothManager.removeEventListener(aEventName, onevent);
michael@0: 
michael@0:     ok(true, "BluetoothManager event '" + aEventName + "' got.");
michael@0:     deferred.resolve(aEvent);
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Wait for one named BluetoothAdapter event.
michael@0:  *
michael@0:  * Resolve if that named event occurs.  Never reject.
michael@0:  *
michael@0:  * Fulfill params: the DOMEvent passed.
michael@0:  *
michael@0:  * @param aAdapter
michael@0:  *        The BluetoothAdapter you want to use.
michael@0:  * @param aEventName
michael@0:  *        The name of the EventHandler.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function waitForAdapterEvent(aAdapter, aEventName) {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   aAdapter.addEventListener(aEventName, function onevent(aEvent) {
michael@0:     aAdapter.removeEventListener(aEventName, onevent);
michael@0: 
michael@0:     ok(true, "BluetoothAdapter event '" + aEventName + "' got.");
michael@0:     deferred.resolve(aEvent);
michael@0:   });
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Convenient function for setBluetoothEnabled and waitForManagerEvent
michael@0:  * combined.
michael@0:  *
michael@0:  * Resolve if that named event occurs.  Reject if we can't set settings.
michael@0:  *
michael@0:  * Fulfill params: the DOMEvent passed.
michael@0:  * Reject params: (none)
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function setBluetoothEnabledAndWait(aEnabled) {
michael@0:   let promises = [];
michael@0: 
michael@0:   // Bug 969109 -  Intermittent test_dom_BluetoothManager_adapteradded.js
michael@0:   //
michael@0:   // Here we want to wait for two events coming up -- Bluetooth "settings-set"
michael@0:   // event and one of "enabled"/"disabled" events.  Special care is taken here
michael@0:   // to ensure that we can always receive that "enabled"/"disabled" event by
michael@0:   // installing the event handler *before* we ever enable/disable Bluetooth. Or
michael@0:   // we might just miss those events and get a timeout error.
michael@0:   promises.push(waitForManagerEvent(aEnabled ? "enabled" : "disabled"));
michael@0:   promises.push(setBluetoothEnabled(aEnabled));
michael@0: 
michael@0:   return Promise.all(promises);
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Get default adapter.
michael@0:  *
michael@0:  * Resolve if that default adapter is got, reject otherwise.
michael@0:  *
michael@0:  * Fulfill params: a BluetoothAdapter instance.
michael@0:  * Reject params: a DOMError, or null if if there is no adapter ready yet.
michael@0:  *
michael@0:  * @return A deferred promise.
michael@0:  */
michael@0: function getDefaultAdapter() {
michael@0:   let deferred = Promise.defer();
michael@0: 
michael@0:   let request = bluetoothManager.getDefaultAdapter();
michael@0:   request.onsuccess = function(aEvent) {
michael@0:     let adapter = aEvent.target.result;
michael@0:     if (!(adapter instanceof BluetoothAdapter)) {
michael@0:       ok(false, "no BluetoothAdapter ready yet.");
michael@0:       deferred.reject(null);
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     ok(true, "BluetoothAdapter got.");
michael@0:     // TODO: We have an adapter instance now, but some of its attributes may
michael@0:     // still remain unassigned/out-dated.  Here we waste a few seconds to
michael@0:     // wait for the property changed events.
michael@0:     //
michael@0:     // See https://bugzilla.mozilla.org/show_bug.cgi?id=932914
michael@0:     window.setTimeout(function() {
michael@0:       deferred.resolve(adapter);
michael@0:     }, 3000);
michael@0:   };
michael@0:   request.onerror = function(aEvent) {
michael@0:     ok(false, "Failed to get default adapter.");
michael@0:     deferred.reject(aEvent.target.error);
michael@0:   };
michael@0: 
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Flush permission settings and call |finish()|.
michael@0:  */
michael@0: function cleanUp() {
michael@0:   waitFor(function() {
michael@0:     SpecialPowers.flushPermissions(function() {
michael@0:       // Use ok here so that we have at least one test run.
michael@0:       ok(true, "permissions flushed");
michael@0: 
michael@0:       finish();
michael@0:     });
michael@0:   }, function() {
michael@0:     return pendingEmulatorCmdCount === 0;
michael@0:   });
michael@0: }
michael@0: 
michael@0: function startBluetoothTestBase(aPermissions, aTestCaseMain) {
michael@0:   ensureBluetoothManager(aPermissions)
michael@0:     .then(aTestCaseMain)
michael@0:     .then(cleanUp, function() {
michael@0:       ok(false, "Unhandled rejected promise.");
michael@0:       cleanUp();
michael@0:     });
michael@0: }
michael@0: 
michael@0: function startBluetoothTest(aReenable, aTestCaseMain) {
michael@0:   startBluetoothTestBase(["settings-read", "settings-write"], function() {
michael@0:     let origEnabled, needEnable;
michael@0: 
michael@0:     return getBluetoothEnabled()
michael@0:       .then(function(aEnabled) {
michael@0:         origEnabled = aEnabled;
michael@0:         needEnable = !aEnabled;
michael@0:         log("Original 'bluetooth.enabled' is " + origEnabled);
michael@0: 
michael@0:         if (aEnabled && aReenable) {
michael@0:           log("  Disable 'bluetooth.enabled' ...");
michael@0:           needEnable = true;
michael@0:           return setBluetoothEnabledAndWait(false);
michael@0:         }
michael@0:       })
michael@0:       .then(function() {
michael@0:         if (needEnable) {
michael@0:           log("  Enable 'bluetooth.enabled' ...");
michael@0: 
michael@0:           // See setBluetoothEnabledAndWait().  We must install all event
michael@0:           // handlers *before* enabling Bluetooth.
michael@0:           let promises = [];
michael@0:           promises.push(waitForManagerEvent("adapteradded"));
michael@0:           promises.push(setBluetoothEnabledAndWait(true));
michael@0:           return Promise.all(promises);
michael@0:         }
michael@0:       })
michael@0:       .then(getDefaultAdapter)
michael@0:       .then(aTestCaseMain)
michael@0:       .then(function() {
michael@0:         if (!origEnabled) {
michael@0:           return setBluetoothEnabledAndWait(false);
michael@0:         }
michael@0:       });
michael@0:   });
michael@0: }