bluetooth: Implement Service.getCharacteristics

content/browser/bluetooth/bluetooth_metrics.h

 // 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.
 
 #ifndef CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_METRICS_H_
 #define CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_METRICS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 14 matching lines @@
 enum class UMAWebBluetoothFunction {
   REQUEST_DEVICE = 0,
   CONNECT_GATT = 1,
   GET_PRIMARY_SERVICE = 2,
   GET_CHARACTERISTIC = 3,
   CHARACTERISTIC_READ_VALUE = 4,
   CHARACTERISTIC_WRITE_VALUE = 5,
   CHARACTERISTIC_START_NOTIFICATIONS = 6,
   CHARACTERISTIC_STOP_NOTIFICATIONS = 7,
   REMOTE_GATT_SERVER_DISCONNECT = 8,
+  SERVICE_GET_CHARACTERISTICS = 9,
   // NOTE: Add new actions immediately above this line. Make sure to update
   // the enum list in tools/metrics/histograms/histograms.xml accordingly.
   COUNT
 };
 
 // There should be a call to this function for every call to the Web Bluetooth
 // API.
 void RecordWebBluetoothFunctionCall(UMAWebBluetoothFunction function);
 
 // Enumation for outcomes of querying the bluetooth cache.
@@ skipping 99 matching lines @@
 // called if QueryCacheForDevice fails.
 void RecordGetPrimaryServiceOutcome(CacheQueryOutcome outcome);
 
 // getCharacteristic() Metrics
 enum class UMAGetCharacteristicOutcome {
   SUCCESS = 0,
   NO_DEVICE = 1,
   NO_SERVICE = 2,
   NOT_FOUND = 3,
   BLACKLISTED = 4,
+  NO_CHARACTERISTICS = 5,
   // Note: Add new outcomes immediately above this line.
   // Make sure to update the enum list in
   // tools/metrisc/histogram/histograms.xml accordingly.
   COUNT
 };
 // There should be a call to this function for every call to
 // Send(BluetoothMsg_GetCharacteristicSuccess) and
 // Send(BluetoothMsg_GetCharacteristicError).
 void RecordGetCharacteristicOutcome(UMAGetCharacteristicOutcome outcome);
 // Records the outcome of the cache query for getCharacteristic. Should only be
 // called if QueryCacheForService fails.
 void RecordGetCharacteristicOutcome(CacheQueryOutcome outcome);
 // Records the UUID of the characteristic used when calling getCharacteristic.
 void RecordGetCharacteristicCharacteristic(const std::string& characteristic);
 
+// getCharacteristics() Metrics
+// There should be a call to this function for every call to
+// Send(BluetoothMsg_GetCharacteristicsSuccess) and
+// Send(BluetoothMsg_GetCharacteristicsError).
+void RecordGetCharacteristicsOutcome(UMAGetCharacteristicOutcome outcome);
+// Records the outcome of the cache query for getCharacteristics. Should only be
+// called if QueryCacheForService fails.
+void RecordGetCharacteristicsOutcome(CacheQueryOutcome outcome);
+// Records the UUID of the characteristic used when calling getCharacteristic.
+void RecordGetCharacteristicsCharacteristic(const std::string& characteristic);
+
 // GATT Operations Metrics
 
 // These are the possible outcomes when performing GATT operations i.e.
 // characteristic.readValue/writeValue descriptor.readValue/writeValue.
 enum UMAGATTOperationOutcome {
   SUCCESS = 0,
   NO_DEVICE = 1,
   NO_SERVICE = 2,
   NO_CHARACTERISTIC = 3,
   NO_DESCRIPTOR = 4,
@@ skipping 48 matching lines @@
 // Send(BluetoothMsg_StartNotificationsSuccess) and
 // Send(BluetoothMsg_StopNotificationsError).
 void RecordStartNotificationsOutcome(UMAGATTOperationOutcome outcome);
 // Records the outcome of a cache query for startNotifications. Should only be
 // called if QueryCacheForCharacteristic fails.
 void RecordStartNotificationsOutcome(CacheQueryOutcome outcome);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_METRICS_H_