1 /*
2 * Copyright (c) 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 #include <shared_mutex>
16 #include <hdf_base.h>
17 #include <hdf_device_desc.h>
18 #include "intell_voice_log.h"
19 #include <hdf_sbuf_ipc.h>
20 #include "v1_2/intell_voice_engine_manager_stub.h"
21
22 #undef HDF_LOG_TAG
23 #define HDF_LOG_TAG "IntellVoiceEngineDriver"
24
25 namespace {
26 static std::shared_mutex g_engineMgrMutex;
27 }
28
29 struct HdfIntellVoiceEngineManagerHost {
30 struct IDeviceIoService ioService;
31 OHOS::sptr<OHOS::IRemoteObject> stub;
32 };
33
IntellVoiceEngineManagerDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)34 static int32_t IntellVoiceEngineManagerDriverDispatch(struct HdfDeviceIoClient *client, int cmdId,
35 struct HdfSBuf *data, struct HdfSBuf *reply)
36 {
37 OHOS::MessageParcel *dataParcel = nullptr;
38 OHOS::MessageParcel *replyParcel = nullptr;
39 OHOS::MessageOption option;
40
41 if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
42 INTELLIGENT_VOICE_LOGE("invalid data sbuf object to dispatch");
43 return HDF_ERR_INVALID_PARAM;
44 }
45 if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
46 INTELLIGENT_VOICE_LOGE("invalid reply sbuf object to dispatch");
47 return HDF_ERR_INVALID_PARAM;
48 }
49
50 std::shared_lock lock(g_engineMgrMutex);
51 if ((client == nullptr) || (client->device == nullptr) || (client->device->service == nullptr)) {
52 INTELLIGENT_VOICE_LOGE("client or device or service is nullptr");
53 return HDF_FAILURE;
54 }
55
56 auto *hdfIntellVoiceEngineManagerHost = CONTAINER_OF(client->device->service,
57 struct HdfIntellVoiceEngineManagerHost, ioService);
58 if ((hdfIntellVoiceEngineManagerHost == nullptr) || (hdfIntellVoiceEngineManagerHost->stub == nullptr)) {
59 INTELLIGENT_VOICE_LOGE("invalid hdfIntellVoiceEngineManagerHost");
60 return HDF_FAILURE;
61 }
62
63 return hdfIntellVoiceEngineManagerHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
64 }
65
HdfIntellVoiceEngineManagerDriverInit(struct HdfDeviceObject * deviceObject)66 static int HdfIntellVoiceEngineManagerDriverInit(struct HdfDeviceObject *deviceObject)
67 {
68 INTELLIGENT_VOICE_LOGD("driver init start");
69 return HDF_SUCCESS;
70 }
71
HdfIntellVoiceEngineManagerDriverBind(struct HdfDeviceObject * deviceObject)72 static int HdfIntellVoiceEngineManagerDriverBind(struct HdfDeviceObject *deviceObject)
73 {
74 INTELLIGENT_VOICE_LOGI("enter");
75 if (deviceObject == nullptr) {
76 INTELLIGENT_VOICE_LOGE("deviceObject is nullptr");
77 return HDF_FAILURE;
78 }
79
80 auto *hdfIntellVoiceEngineManagerHost = new (std::nothrow) HdfIntellVoiceEngineManagerHost;
81 if (hdfIntellVoiceEngineManagerHost == nullptr) {
82 INTELLIGENT_VOICE_LOGE("failed to create create HdfIntellVoiceEngineManagerHost object");
83 return HDF_FAILURE;
84 }
85
86 hdfIntellVoiceEngineManagerHost->ioService.Dispatch = IntellVoiceEngineManagerDriverDispatch;
87 hdfIntellVoiceEngineManagerHost->ioService.Open = NULL;
88 hdfIntellVoiceEngineManagerHost->ioService.Release = NULL;
89
90 auto serviceImpl = OHOS::HDI::IntelligentVoice::Engine::V1_2::IIntellVoiceEngineManager::Get(true);
91 if (serviceImpl == nullptr) {
92 INTELLIGENT_VOICE_LOGE("failed to get of implement service");
93 delete hdfIntellVoiceEngineManagerHost;
94 return HDF_FAILURE;
95 }
96
97 hdfIntellVoiceEngineManagerHost->stub = OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(serviceImpl,
98 OHOS::HDI::IntelligentVoice::Engine::V1_2::IIntellVoiceEngineManager::GetDescriptor());
99 if (hdfIntellVoiceEngineManagerHost->stub == nullptr) {
100 INTELLIGENT_VOICE_LOGE("failed to get stub object");
101 delete hdfIntellVoiceEngineManagerHost;
102 return HDF_FAILURE;
103 }
104
105 deviceObject->service = &hdfIntellVoiceEngineManagerHost->ioService;
106 return HDF_SUCCESS;
107 }
108
HdfIntellVoiceEngineManagerDriverRelease(struct HdfDeviceObject * deviceObject)109 static void HdfIntellVoiceEngineManagerDriverRelease(struct HdfDeviceObject *deviceObject)
110 {
111 INTELLIGENT_VOICE_LOGI("enter");
112 if ((deviceObject == nullptr) || (deviceObject->service == nullptr)) {
113 INTELLIGENT_VOICE_LOGE("deviceObject is nullptr or service is nullptr");
114 return;
115 }
116
117 std::unique_lock lock(g_engineMgrMutex);
118 auto *hdfIntellVoiceEngineManagerHost = CONTAINER_OF(deviceObject->service,
119 struct HdfIntellVoiceEngineManagerHost, ioService);
120 if (hdfIntellVoiceEngineManagerHost != nullptr) {
121 hdfIntellVoiceEngineManagerHost->stub = nullptr;
122 delete hdfIntellVoiceEngineManagerHost;
123 }
124 deviceObject->service = nullptr;
125 }
126
127 static struct HdfDriverEntry g_intellvoiceEngineManagerDriverEntry = {
128 .moduleVersion = 1,
129 .moduleName = "intell_voice_engine_service",
130 .Bind = HdfIntellVoiceEngineManagerDriverBind,
131 .Init = HdfIntellVoiceEngineManagerDriverInit,
132 .Release = HdfIntellVoiceEngineManagerDriverRelease,
133 };
134
135 #ifdef __cplusplus
136 extern "C" {
137 #endif /* __cplusplus */
138 HDF_INIT(g_intellvoiceEngineManagerDriverEntry);
139 #ifdef __cplusplus
140 }
141 #endif /* __cplusplus */
142