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