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 <base/macros.h>
20
21#include <android/bluetooth/BnBluetoothGattServer.h>
22#include <android/bluetooth/IBluetoothGattServerCallback.h>
23
24#include "service/gatt_server.h"
25#include "service/ipc/binder/interface_with_instances_base.h"
26
27using android::bluetooth::BnBluetoothGattServer;
28using android::bluetooth::IBluetoothGattServerCallback;
29
30using ::android::binder::Status;
31
32namespace bluetooth {
33class Adapter;
34}  // namespace bluetooth
35
36namespace ipc {
37namespace binder {
38
39// Implements the server side of the IBluetoothGattServer interface.
40class BluetoothGattServerBinderServer : public BnBluetoothGattServer,
41                                        public InterfaceWithInstancesBase,
42                                        public bluetooth::GattServer::Delegate {
43 public:
44  explicit BluetoothGattServerBinderServer(bluetooth::Adapter* adapter);
45  ~BluetoothGattServerBinderServer() override = default;
46
47  // IBluetoothGattServer overrides:
48  Status RegisterServer(
49      const ::android::sp<::android::bluetooth::IBluetoothGattServerCallback>&
50          callback,
51      bool* _aidl_return) override;
52  Status UnregisterServer(int32_t server_id) override;
53  Status UnregisterAll() override;
54  Status AddService(int32_t server_id,
55                    const ::android::bluetooth::BluetoothGattService& service,
56                    bool* _aidl_return) override;
57  Status SendResponse(int32_t server_id,
58                      const ::android::String16& device_address,
59                      int32_t request_id, int32_t status, int32_t offset,
60                      const ::std::vector<uint8_t>& value,
61                      bool* _aidl_return) override;
62  Status SendNotification(int32_t server_id,
63                          const ::android::String16& device_address, int handle,
64                          bool confirm, const ::std::vector<uint8_t>& value,
65                          bool* _aidl_return) override;
66
67  // bluetooth::GattServer::Delegate overrides:
68  void OnCharacteristicReadRequest(bluetooth::GattServer* gatt_server,
69                                   const std::string& device_address,
70                                   int request_id, int offset, bool is_long,
71                                   uint16_t handle) override;
72  void OnDescriptorReadRequest(bluetooth::GattServer* gatt_server,
73                               const std::string& device_address,
74                               int request_id, int offset, bool is_long,
75                               uint16_t handle) override;
76  void OnCharacteristicWriteRequest(bluetooth::GattServer* gatt_server,
77                                    const std::string& device_address,
78                                    int request_id, int offset,
79                                    bool is_prepare_write, bool need_response,
80                                    const std::vector<uint8_t>& value,
81                                    uint16_t handle) override;
82  void OnDescriptorWriteRequest(bluetooth::GattServer* gatt_server,
83                                const std::string& device_address,
84                                int request_id, int offset,
85                                bool is_prepare_write, bool need_response,
86                                const std::vector<uint8_t>& value,
87                                uint16_t handle) override;
88  void OnExecuteWriteRequest(bluetooth::GattServer* gatt_server,
89                             const std::string& device_address, int request_id,
90                             bool is_execute) override;
91  void OnConnectionStateChanged(bluetooth::GattServer* gatt_server,
92                                const std::string& device_addres,
93                                bool connected) override;
94
95 private:
96  // Returns a pointer to the IBluetoothGattServerCallback instance
97  // associated with |server_id|. Returns NULL if such a callback cannot be
98  // found.
99  android::sp<IBluetoothGattServerCallback> GetGattServerCallback(
100      int server_id);
101
102  // Returns a pointer to the GattServer instance associated with |server_id|.
103  // Returns NULL if such an instance cannot be found.
104  std::shared_ptr<bluetooth::GattServer> GetGattServer(int server_id);
105
106  // InterfaceWithInstancesBase override:
107  void OnRegisterInstanceImpl(bluetooth::BLEStatus status,
108                              android::sp<IInterface> callback,
109                              bluetooth::BluetoothInstance* instance) override;
110
111  bluetooth::Adapter* adapter_;  // weak
112
113  DISALLOW_COPY_AND_ASSIGN(BluetoothGattServerBinderServer);
114};
115
116}  // namespace binder
117}  // namespace ipc
118