1 /*
2  * Copyright (c) 2022-2023 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 "input_callback_impl.h"
17 #include <hdf_base.h>
18 #include <hdf_log.h>
19 #include "input_uhdf_log.h"
20 
21 namespace OHOS {
22 namespace HDI {
23 namespace Input {
24 namespace V1_0 {
InputCallbackImpl(const wptr<IInputInterfaces> &inputInterfaces_, const wptr<InputCallbackImpl> &reportCallback_)25 InputCallbackImpl::InputCallbackImpl(const wptr<IInputInterfaces> &inputInterfaces_,
26     const wptr<InputCallbackImpl> &reportCallback_) : inputInterfaces_(inputInterfaces_),
27     reportCallback_(reportCallback_)
28 {}
29 
EventPkgCallback(const std::vector<EventPackage> &pkgs, uint32_t devIndex)30 int32_t InputCallbackImpl::EventPkgCallback(const std::vector<EventPackage> &pkgs, uint32_t devIndex)
31 {
32     if (pkgs.empty()) {
33         HDF_LOGE("%s: event packages are null\n", __func__);
34         return HDF_FAILURE;
35     }
36     for (uint32_t i = 0; i < pkgs.size(); i++) {
37         printf("%s: pkgs[%u] = 0x%x, 0x%x, %d\n", __func__, i, pkgs[i].type, pkgs[i].code, pkgs[i].value);
38     }
39     return HDF_SUCCESS;
40 }
41 
HotPlugCallback(const HotPlugEvent &event)42 int32_t InputCallbackImpl::HotPlugCallback(const HotPlugEvent &event)
43 {
44     if (event.devIndex == 0) {
45         return HDF_FAILURE;
46     }
47 
48     int32_t ret;
49     HDF_LOGI("%s: status = %d devId= %d type = %d", __func__, event.status, event.devIndex, event.devType);
50 
51     if (event.status == 0) {
52         ret = inputInterfaces_->OpenInputDevice(event.devIndex);
53         if (ret != HDF_SUCCESS) {
54             HDF_LOGE("%s: open device[%u] failed, ret %d", __func__, event.devIndex, ret);
55             return HDF_FAILURE;
56         }
57 
58         ret  = inputInterfaces_->RegisterReportCallback(event.devIndex, reportCallback_.GetRefPtr());
59         if (ret != HDF_SUCCESS) {
60             HDF_LOGE("%s: register callback failed for device[%d], ret %d", __func__, event.devIndex, ret);
61             return HDF_FAILURE;
62         }
63     } else {
64         ret = inputInterfaces_->UnregisterReportCallback(event.devIndex);
65         if (ret != HDF_SUCCESS) {
66             HDF_LOGE("%s: unregister callback failed, ret %d", __func__, ret);
67             return HDF_FAILURE;
68         }
69 
70         ret = inputInterfaces_->CloseInputDevice(event.devIndex);
71         if (ret != HDF_SUCCESS) {
72             HDF_LOGE("%s: close device failed, ret %d", __func__, ret);
73             return HDF_FAILURE;
74         }
75     }
76     return HDF_SUCCESS;
77 }
78 } // V1_0
79 } // Input
80 } // HDI
81 } // OHOS
82