bluetooth: Add logging for peripheral events on mac

device/bluetooth/bluetooth_low_energy_device_mac.mm

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "device/bluetooth/bluetooth_low_energy_device_mac.h"
 
 #import <CoreFoundation/CoreFoundation.h>
 #include <stddef.h>
 
 #include "base/mac/mac_util.h"
@@ skipping 174 matching lines @@
 void BluetoothLowEnergyDeviceMac::DidDiscoverPrimaryServices(NSError* error) {
   if (error) {
     // TODO(http://crbug.com/609320): Need to pass the error.
     // TODO(http://crbug.com/609844): Decide what to do if discover failed
     // a device services.
     VLOG(1) << "Can't discover primary services: "
             << error.localizedDescription.UTF8String << " (" << error.domain
             << ": " << error.code << ")";
     return;
   }
+  VLOG(1) << "DidDiscoverPrimaryServices.";
 
   if (!IsGattConnected()) {
     // Don't create services if the device disconnected.
     return;
   }
 
   for (CBService* cb_service in GetPeripheral().services) {
     BluetoothRemoteGattServiceMac* gatt_service =
         GetBluetoothRemoteGattService(cb_service);
     if (!gatt_service) {
@@ skipping 18 matching lines @@
     CBService* cb_service,
     NSError* error) {
   if (error) {
     // TODO(http://crbug.com/609320): Need to pass the error.
     // TODO(http://crbug.com/609844): Decide what to do if discover failed
     VLOG(1) << "Can't discover characteristics: "
             << error.localizedDescription.UTF8String << " (" << error.domain
             << ": " << error.code << ")";
     return;
   }
+  VLOG(1) << "DidDiscoverCharacteristics.";
 
   if (!IsGattConnected()) {
     // Don't create characteristics if the device disconnected.
     return;
   }
 
   BluetoothRemoteGattServiceMac* gatt_service =
       GetBluetoothRemoteGattService(cb_service);
   DCHECK(gatt_service);
   gatt_service->DidDiscoverCharacteristics();
@@ skipping 10 matching lines @@
   if (discovery_complete) {
     device_uuids_.ReplaceServiceUUIDs(gatt_services_);
     SetGattServicesDiscoveryComplete(true);
     adapter_->NotifyGattServicesDiscovered(this);
     adapter_->NotifyDeviceChanged(this);
   }
 }
 
 void BluetoothLowEnergyDeviceMac::DidModifyServices(
     NSArray* invalidatedServices) {
+  VLOG(1) << "DidModifyServices: ";
   for (CBService* cb_service in invalidatedServices) {
     BluetoothRemoteGattServiceMac* gatt_service =
         GetBluetoothRemoteGattService(cb_service);
     DCHECK(gatt_service);
+    VLOG(1) << gatt_service->GetUUID().canonical_value();
     std::unique_ptr<BluetoothRemoteGattService> scoped_service =
         gatt_services_.take_and_erase(gatt_service->GetIdentifier());
     adapter_->NotifyGattServiceRemoved(scoped_service.get());
   }
   device_uuids_.ClearServiceUUIDs();
   SetGattServicesDiscoveryComplete(false);
   adapter_->NotifyDeviceChanged(this);
   [GetPeripheral() discoverServices:nil];
 }
 
 void BluetoothLowEnergyDeviceMac::DidUpdateValue(
     CBCharacteristic* characteristic,
     NSError* error) {
+  VLOG(1) << "DidUpdateValue.";
   BluetoothRemoteGattServiceMac* gatt_service =
       GetBluetoothRemoteGattService(characteristic.service);
   DCHECK(gatt_service);
   gatt_service->DidUpdateValue(characteristic, error);
 }
 
 void BluetoothLowEnergyDeviceMac::DidWriteValue(
     CBCharacteristic* characteristic,
     NSError* error) {
+  VLOG(1) << "DidWriteValue.";
   BluetoothRemoteGattServiceMac* gatt_service =
       GetBluetoothRemoteGattService(characteristic.service);
   DCHECK(gatt_service);
   gatt_service->DidWriteValue(characteristic, error);
 }
 
 void BluetoothLowEnergyDeviceMac::DidUpdateNotificationState(
     CBCharacteristic* characteristic,
     NSError* error) {
+  VLOG(1) << "DidUpdateNotificationState";
   BluetoothRemoteGattServiceMac* gatt_service =
       GetBluetoothRemoteGattService(characteristic.service);
   DCHECK(gatt_service);
   gatt_service->DidUpdateNotificationState(characteristic, error);
 }
 
 // static
 std::string BluetoothLowEnergyDeviceMac::GetPeripheralIdentifier(
     CBPeripheral* peripheral) {
   DCHECK(BluetoothAdapterMac::IsLowEnergyAvailable());
@@ skipping 49 matching lines @@
   //   2. When we cancel a pending connection request.
   if (create_gatt_connection_error_callbacks_.empty()) {
     // If there are no pending callbacks then the connection broke (#1).
     DidDisconnectGatt();
     return;
   }
   // Else we canceled the connection request (#2).
   // TODO(http://crbug.com/585897): Need to pass the error.
   DidFailToConnectGatt(BluetoothDevice::ConnectErrorCode::ERROR_FAILED);
 }