1 /*
2  * Copyright (C) 2021-2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "bluetooth_host_observer_stub.h"
17 #include "bluetooth_log.h"
18 
19 namespace OHOS {
20 namespace Bluetooth {
BluetoothHostObserverStub()21 BluetoothHostObserverStub::BluetoothHostObserverStub()
22 {
23     HILOGD("enter");
24     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_STATE_CHANGE)] =
25         BluetoothHostObserverStub::OnStateChangedInner;
26     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_DISCOVERY_STATE_CHANGE)] =
27         BluetoothHostObserverStub::OnDiscoveryStateChangedInner;
28     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_DISCOVERY_RESULT)] =
29         BluetoothHostObserverStub::OnDiscoveryResultInner;
30     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_PAIR_REQUESTED)] =
31         BluetoothHostObserverStub::OnPairRequestedInner;
32     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_PAIR_CONFIRMED)] =
33         BluetoothHostObserverStub::OnPairConfirmedInner;
34     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_SCAN_MODE_CHANGED)] =
35         BluetoothHostObserverStub::OnScanModeChangedInner;
36     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_DEVICE_NAME_CHANGED)] =
37         BluetoothHostObserverStub::OnDeviceNameChangedInner;
38     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_DEVICE_ADDR_CHANGED)] =
39         BluetoothHostObserverStub::OnDeviceAddrChangedInner;
40     memberFuncMap_[static_cast<uint32_t>(BluetoothHostObserverInterfaceCode::BT_HOST_OBSERVER_STATE_CHANGE_V2)] =
41         BluetoothHostObserverStub::OnBluetoothStateChangedInner;
42 }
43 
~BluetoothHostObserverStub()44 BluetoothHostObserverStub::~BluetoothHostObserverStub()
45 {
46     HILOGD("enter");
47     memberFuncMap_.clear();
48 }
49 
OnRemoteRequest( uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)50 int32_t BluetoothHostObserverStub::OnRemoteRequest(
51     uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
52 {
53     HILOGD("transaction of code: %{public}d is received", code);
54     if (BluetoothHostObserverStub::GetDescriptor() != data.ReadInterfaceToken()) {
55         HILOGE("BluetoothHostObserverStub::OnRemoteRequest, local descriptor is not equal to remote");
56         return ERR_INVALID_STATE;
57     }
58 
59     auto itFunc = memberFuncMap_.find(code);
60     if (itFunc != memberFuncMap_.end()) {
61         auto memberFunc = itFunc->second;
62         if (memberFunc != nullptr) {
63             return memberFunc(this, data, reply);
64         }
65     }
66 
67     HILOGW("OnRemoteRequest, default case, need check.");
68     return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
69 }
70 
OnStateChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)71 int32_t BluetoothHostObserverStub::OnStateChangedInner(BluetoothHostObserverStub *stub,
72     MessageParcel &data, MessageParcel &reply)
73 {
74     int32_t transport = data.ReadInt32();
75     int32_t status = data.ReadInt32();
76 
77     HILOGD("OnStateChangedInner starts");
78     stub->OnStateChanged(transport, status);
79 
80     return NO_ERROR;
81 }
82 
83 // ON_DIS_STA_CHANGE_CODE
OnDiscoveryStateChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)84 int32_t BluetoothHostObserverStub::OnDiscoveryStateChangedInner(BluetoothHostObserverStub *stub,
85     MessageParcel &data, MessageParcel &reply)
86 {
87     int32_t status = data.ReadInt32();
88 
89     HILOGD("OnDiscoveryStateChangedInner starts");
90     stub->OnDiscoveryStateChanged(status);
91 
92     return NO_ERROR;
93 }
94 
OnDiscoveryResultInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)95 int32_t BluetoothHostObserverStub::OnDiscoveryResultInner(BluetoothHostObserverStub *stub,
96     MessageParcel &data, MessageParcel &reply)
97 {
98     std::shared_ptr<BluetoothRawAddress> device(data.ReadParcelable<BluetoothRawAddress>());
99     if (!device) {
100         return TRANSACTION_ERR;
101     }
102 
103     int32_t rssi = data.ReadInt32();
104     std::string deviceName = data.ReadString();
105     int32_t deviceClass = data.ReadInt32();
106     HILOGD("OnDiscoveryResultInner starts");
107     stub->OnDiscoveryResult(*device, rssi, deviceName, deviceClass);
108 
109     return NO_ERROR;
110 }
111 
OnPairRequestedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)112 int32_t BluetoothHostObserverStub::OnPairRequestedInner(BluetoothHostObserverStub *stub,
113     MessageParcel &data, MessageParcel &reply)
114 {
115     int32_t transport = data.ReadInt32();
116     std::shared_ptr<BluetoothRawAddress> device(data.ReadParcelable<BluetoothRawAddress>());
117     if (!device) {
118         return TRANSACTION_ERR;
119     }
120 
121     HILOGI("OnPairRequestedInner starts");
122     stub->OnPairRequested(transport, *device);
123 
124     return NO_ERROR;
125 }
126 
OnPairConfirmedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)127 int32_t BluetoothHostObserverStub::OnPairConfirmedInner(BluetoothHostObserverStub *stub,
128     MessageParcel &data, MessageParcel &reply)
129 {
130     int32_t transport = data.ReadInt32();
131     std::shared_ptr<BluetoothRawAddress> device(data.ReadParcelable<BluetoothRawAddress>());
132     if (!device) {
133         return TRANSACTION_ERR;
134     }
135     int32_t reqType = data.ReadInt32();
136     int32_t number = data.ReadInt32();
137 
138     HILOGD("OnPairConfirmedInner starts");
139     stub->OnPairConfirmed(transport, *device, reqType, number);
140 
141     return NO_ERROR;
142 }
143 
OnScanModeChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)144 int32_t BluetoothHostObserverStub::OnScanModeChangedInner(BluetoothHostObserverStub *stub,
145     MessageParcel &data, MessageParcel &reply)
146 {
147     int32_t mode = data.ReadInt32();
148 
149     HILOGI("OnScanModeChangedInner starts");
150     stub->OnScanModeChanged(mode);
151 
152     return NO_ERROR;
153 }
154 
OnDeviceNameChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)155 int32_t BluetoothHostObserverStub::OnDeviceNameChangedInner(BluetoothHostObserverStub *stub,
156     MessageParcel &data, MessageParcel &reply)
157 {
158     std::string deviceName = data.ReadString();
159 
160     HILOGI("OnDeviceNameChangedInner starts");
161     stub->OnDeviceNameChanged(deviceName);
162 
163     return NO_ERROR;
164 }
165 
OnDeviceAddrChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)166 int32_t BluetoothHostObserverStub::OnDeviceAddrChangedInner(BluetoothHostObserverStub *stub,
167     MessageParcel &data, MessageParcel &reply)
168 {
169     std::string address = data.ReadString();
170 
171     HILOGI("OnDeviceAddrChangedInner starts");
172     stub->OnDeviceAddrChanged(address);
173 
174     return NO_ERROR;
175 }
176 
OnBluetoothStateChangedInner(BluetoothHostObserverStub *stub, MessageParcel &data, MessageParcel &reply)177 int32_t BluetoothHostObserverStub::OnBluetoothStateChangedInner(BluetoothHostObserverStub *stub,
178     MessageParcel &data, MessageParcel &reply)
179 {
180     int32_t state = data.ReadInt32();
181     stub->OnBluetoothStateChanged(state);
182     return NO_ERROR;
183 }
184 }  // namespace Bluetooth
185 }  // namespace OHOS
186