1 /*
2 * Copyright (C) 2025 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 #ifndef LOG_TAG
16 #define LOG_TAG "bt_cj_hfp_ag_observer"
17 #endif
18
19 #include "bluetooth_hfp_hf_observer_impl.h"
20
21 #include "bluetooth_log.h"
22 #include "bluetooth_utils.h"
23
24 namespace OHOS {
25 namespace Bluetooth {
RegisterStateChangeFunc(std::function<void (StateChangeParam)> cjCallback)26 void HandsFreeUnitObserverImpl::RegisterStateChangeFunc(std::function<void(StateChangeParam)> cjCallback)
27 {
28 stateChangeFunc = cjCallback;
29 }
30
OnConnectionStateChanged(const BluetoothRemoteDevice & device,int state,int cause)31 void HandsFreeUnitObserverImpl::OnConnectionStateChanged(const BluetoothRemoteDevice& device, int state, int cause)
32 {
33 HILOGD("enter, remote device address: %{public}s, state: %{public}d, cause: %{public}d", GET_ENCRYPT_ADDR(device),
34 state, cause);
35 if (!stateChangeFunc) {
36 HILOGE("failed to register state change callback");
37 return;
38 }
39 char* deviceId = MallocCString(device.GetDeviceAddr());
40 if (deviceId == nullptr) {
41 HILOGE("failed to malloc memory");
42 return;
43 }
44 StateChangeParam param = StateChangeParam {
45 .deviceId = deviceId, .state = static_cast<int32_t>(state), .cause = static_cast<int32_t>(cause)
46 };
47 stateChangeFunc(param);
48 free(deviceId);
49 return;
50 }
51 } // namespace Bluetooth
52 } // namespace OHOS