1 //
2 //  Copyright (C) 2015 Google, Inc.
3 //
4 //  Licensed under the Apache License, Version 2.0 (the "License");
5 //  you may not use this file except in compliance with the License.
6 //  You may obtain a copy of the License at:
7 //
8 //  http://www.apache.org/licenses/LICENSE-2.0
9 //
10 //  Unless required by applicable law or agreed to in writing, software
11 //  distributed under the License is distributed on an "AS IS" BASIS,
12 //  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 //  See the License for the specific language governing permissions and
14 //  limitations under the License.
15 //
16 
17 #pragma once
18 
19 #include <memory>
20 
21 #include <hardware/bluetooth.h>
22 #include <hardware/bt_gatt_types.h>
23 
24 #include "service/common/bluetooth/gatt_identifier.h"
25 
26 // Some utility functions for interacting with GATT HAL interfaces.
27 
28 namespace bluetooth {
29 namespace hal {
30 
31 // Populates a HAL btgatt_srvc_id_t structure from the given GattIdentifier that
32 // represents a service ID.
33 void GetHALServiceId(const GattIdentifier& id, btgatt_srvc_id_t* hal_id);
34 
35 // Populates and returns a GattIdentifier for the given HAL btgatt_srvc_id_t
36 // structure. Returns nullptr for invalid input.
37 std::unique_ptr<GattIdentifier> GetServiceIdFromHAL(
38     const btgatt_srvc_id_t& srvc_id);
39 
40 }  // namespace hal
41 }  // namespace bluetooth
42