1 /*
2 * Copyright (c) 2021 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 #include <hdf_log.h>
16 #include <hdf_base.h>
17 #include <osal_mem.h>
18 #include <hdf_device_desc.h>
19 #include "sample_service_stub.h"
20
21 #define HDF_LOG_TAG sample_service_cpp
22
23 using namespace OHOS::HDI::Sample::V1_0;
24
25 struct HdfSampleService {
26 struct IDeviceIoService ioservice;
27 void *instance;
28 };
29
SampleServiceDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)30 static int32_t SampleServiceDispatch(struct HdfDeviceIoClient *client, int cmdId,
31 struct HdfSBuf *data, struct HdfSBuf *reply)
32 {
33 struct HdfSampleService *hdfSampleService = CONTAINER_OF(
34 client->device->service, struct HdfSampleService, ioservice);
35 return SampleServiceOnRemoteRequest(hdfSampleService->instance, cmdId, *data, *reply);
36 }
37
HdfSampleDriverInit(struct HdfDeviceObject * deviceObject)38 int HdfSampleDriverInit(struct HdfDeviceObject *deviceObject)
39 {
40 HDF_LOGE("HdfSampleDriverInit enter, new hdi impl");
41 return HDF_SUCCESS;
42 }
43
HdfSampleDriverBind(struct HdfDeviceObject * deviceObject)44 int HdfSampleDriverBind(struct HdfDeviceObject *deviceObject)
45 {
46 HDF_LOGI("HdfSampleDriverBind enter!");
47
48 struct HdfSampleService *hdfSampleService = (struct HdfSampleService *)OsalMemAlloc(
49 sizeof(struct HdfSampleService));
50 if (hdfSampleService == nullptr) {
51 HDF_LOGE("HdfSampleDriverBind OsalMemAlloc HdfSampleService failed!");
52 return HDF_FAILURE;
53 }
54
55 hdfSampleService->ioservice.Dispatch = SampleServiceDispatch;
56 hdfSampleService->ioservice.Open = NULL;
57 hdfSampleService->ioservice.Release = NULL;
58 hdfSampleService->instance = SampleStubInstance();
59
60 deviceObject->service = &hdfSampleService->ioservice;
61 return HDF_SUCCESS;
62 }
63
HdfSampleDriverRelease(struct HdfDeviceObject * deviceObject)64 void HdfSampleDriverRelease(struct HdfDeviceObject *deviceObject)
65 {
66 struct HdfSampleService *hdfSampleService = CONTAINER_OF(deviceObject->service, struct HdfSampleService, ioservice);
67 SampleStubRelease(hdfSampleService->instance);
68 OsalMemFree(hdfSampleService);
69 }
70
71 struct HdfDriverEntry g_sampleDriverEntry = {
72 .moduleVersion = 1,
73 .moduleName = "sample_service_cpp",
74 .Bind = HdfSampleDriverBind,
75 .Init = HdfSampleDriverInit,
76 .Release = HdfSampleDriverRelease,
77 };
78
79 #ifndef __cplusplus
80 extern "C" {
81 #endif
82
83 HDF_INIT(g_sampleDriverEntry);
84
85 #ifndef __cplusplus
86 }
87 #endif