1 /*
2 * Copyright (c) 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 <hdf_base.h>
17 #include <hdf_device_desc.h>
18 #include <hdf_sbuf_ipc.h>
19 #include "input_uhdf_log.h"
20 #include "v1_0/input_interfaces_stub.h"
21
22 using namespace OHOS::HDI::Input::V1_0;
23
24 struct HdfInputInterfacesHost {
25 struct IDeviceIoService ioService;
26 OHOS::sptr<OHOS::IRemoteObject> stub;
27 };
28
InputInterfacesDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)29 static int32_t InputInterfacesDriverDispatch(struct HdfDeviceIoClient *client, int cmdId, struct HdfSBuf *data,
30 struct HdfSBuf *reply)
31 {
32 auto *hdfInputInterfacesHost = CONTAINER_OF(client->device->service, struct HdfInputInterfacesHost, ioService);
33
34 OHOS::MessageParcel *dataParcel = nullptr;
35 OHOS::MessageParcel *replyParcel = nullptr;
36 OHOS::MessageOption option;
37
38 if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
39 HDF_LOGE("%{public}s:invalid data sbuf object to dispatch", __func__);
40 return HDF_ERR_INVALID_PARAM;
41 }
42 if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
43 HDF_LOGE("%{public}s:invalid reply sbuf object to dispatch", __func__);
44 return HDF_ERR_INVALID_PARAM;
45 }
46
47 return hdfInputInterfacesHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
48 }
49
HdfInputInterfacesDriverInit(struct HdfDeviceObject * deviceObject)50 static int HdfInputInterfacesDriverInit(struct HdfDeviceObject *deviceObject)
51 {
52 HDF_LOGI("HdfInputInterfacesDriverInit enter");
53 return HDF_SUCCESS;
54 }
55
HdfInputInterfacesDriverBind(struct HdfDeviceObject * deviceObject)56 static int HdfInputInterfacesDriverBind(struct HdfDeviceObject *deviceObject)
57 {
58 HDF_LOGI("HdfInputInterfacesDriverBind enter");
59
60 auto *hdfInputInterfacesHost = new (std::nothrow) HdfInputInterfacesHost;
61 if (hdfInputInterfacesHost == nullptr) {
62 HDF_LOGE("%{public}s: failed to create create HdfInputInterfacesHost object", __func__);
63 return HDF_FAILURE;
64 }
65
66 hdfInputInterfacesHost->ioService.Dispatch = InputInterfacesDriverDispatch;
67 hdfInputInterfacesHost->ioService.Open = nullptr;
68 hdfInputInterfacesHost->ioService.Release = nullptr;
69
70 auto serviceImpl = IInputInterfaces::Get(true);
71 if (serviceImpl == nullptr) {
72 HDF_LOGE("%{public}s: failed to get of implement service", __func__);
73 delete hdfInputInterfacesHost;
74 return HDF_FAILURE;
75 }
76
77 hdfInputInterfacesHost->stub = OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(serviceImpl,
78 IInputInterfaces::GetDescriptor());
79 if (hdfInputInterfacesHost->stub == nullptr) {
80 HDF_LOGE("%{public}s: failed to get stub object", __func__);
81 delete hdfInputInterfacesHost;
82 return HDF_FAILURE;
83 }
84
85 deviceObject->service = &hdfInputInterfacesHost->ioService;
86 return HDF_SUCCESS;
87 }
88
HdfInputInterfacesDriverRelease(struct HdfDeviceObject * deviceObject)89 static void HdfInputInterfacesDriverRelease(struct HdfDeviceObject *deviceObject)
90 {
91 HDF_LOGI("HdfInputInterfacesDriverRelease enter");
92 if (deviceObject->service == nullptr) {
93 HDF_LOGE("HdfInputInterfacesDriverRelease not initted");
94 return;
95 }
96
97 auto *hdfInputInterfacesHost = CONTAINER_OF(deviceObject->service, struct HdfInputInterfacesHost, ioService);
98 delete hdfInputInterfacesHost;
99 }
100
101 struct HdfDriverEntry g_inputinterfacesDriverEntry = {
102 .moduleVersion = 1,
103 .moduleName = "input_service",
104 .Bind = HdfInputInterfacesDriverBind,
105 .Init = HdfInputInterfacesDriverInit,
106 .Release = HdfInputInterfacesDriverRelease,
107 };
108
109 #ifdef __cplusplus
110 extern "C" {
111 #endif /* __cplusplus */
112 HDF_INIT(g_inputinterfacesDriverEntry);
113 #ifdef __cplusplus
114 }
115 #endif /* __cplusplus */
116