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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 
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_0/intell_voice_trigger_manager_stub.h"
21 
22 #undef HDF_LOG_TAG
23 #define HDF_LOG_TAG "IntellVoiceTriggerDriver"
24 
25 using namespace OHOS::HDI::IntelligentVoice::Trigger::V1_0;
26 
27 struct HdfIntellVoiceTriggerManagerHost {
28     struct IDeviceIoService ioService;
29     OHOS::sptr<OHOS::IRemoteObject> stub;
30 };
31 
IntellVoiceTriggerManagerDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)32 static int32_t IntellVoiceTriggerManagerDriverDispatch(struct HdfDeviceIoClient *client, int cmdId,
33     struct HdfSBuf *data, struct HdfSBuf *reply)
34 {
35     auto *hdfIntellVoiceTriggerManagerHost = CONTAINER_OF(client->device->service,
36         struct HdfIntellVoiceTriggerManagerHost, ioService);
37 
38     OHOS::MessageParcel *dataParcel = nullptr;
39     OHOS::MessageParcel *replyParcel = nullptr;
40     OHOS::MessageOption option;
41 
42     if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
43         INTELLIGENT_VOICE_LOGE("invalid data sbuf object to dispatch");
44         return HDF_ERR_INVALID_PARAM;
45     }
46     if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
47         INTELLIGENT_VOICE_LOGE("invalid reply sbuf object to dispatch");
48         return HDF_ERR_INVALID_PARAM;
49     }
50 
51     return hdfIntellVoiceTriggerManagerHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
52 }
53 
HdfIntellVoiceTriggerManagerDriverInit(struct HdfDeviceObject * deviceObject)54 static int HdfIntellVoiceTriggerManagerDriverInit(struct HdfDeviceObject *deviceObject)
55 {
56     INTELLIGENT_VOICE_LOGD("driver init start");
57     return HDF_SUCCESS;
58 }
59 
HdfIntellVoiceTriggerManagerDriverBind(struct HdfDeviceObject * deviceObject)60 static int HdfIntellVoiceTriggerManagerDriverBind(struct HdfDeviceObject *deviceObject)
61 {
62     INTELLIGENT_VOICE_LOGD("driver bind start");
63     auto *hdfIntellVoiceTriggerManagerHost = new (std::nothrow) HdfIntellVoiceTriggerManagerHost;
64     if (hdfIntellVoiceTriggerManagerHost == nullptr) {
65         INTELLIGENT_VOICE_LOGE("failed to create create HdfIntellVoiceTriggerManagerHost object");
66         return HDF_FAILURE;
67     }
68 
69     hdfIntellVoiceTriggerManagerHost->ioService.Dispatch = IntellVoiceTriggerManagerDriverDispatch;
70     hdfIntellVoiceTriggerManagerHost->ioService.Open = NULL;
71     hdfIntellVoiceTriggerManagerHost->ioService.Release = NULL;
72 
73     auto serviceImpl = IIntellVoiceTriggerManager::Get(true);
74     if (serviceImpl == nullptr) {
75         INTELLIGENT_VOICE_LOGE("failed to get of implement service");
76         delete hdfIntellVoiceTriggerManagerHost;
77         return HDF_FAILURE;
78     }
79 
80     hdfIntellVoiceTriggerManagerHost->stub = OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(serviceImpl,
81         IIntellVoiceTriggerManager::GetDescriptor());
82     if (hdfIntellVoiceTriggerManagerHost->stub == nullptr) {
83         INTELLIGENT_VOICE_LOGE("failed to get stub object");
84         delete hdfIntellVoiceTriggerManagerHost;
85         return HDF_FAILURE;
86     }
87 
88     deviceObject->service = &hdfIntellVoiceTriggerManagerHost->ioService;
89     return HDF_SUCCESS;
90 }
91 
HdfIntellVoiceTriggerManagerDriverRelease(struct HdfDeviceObject * deviceObject)92 static void HdfIntellVoiceTriggerManagerDriverRelease(struct HdfDeviceObject *deviceObject)
93 {
94     INTELLIGENT_VOICE_LOGD("driver release start");
95     if (deviceObject->service == nullptr) {
96         return;
97     }
98 
99     auto *hdfIntellVoiceTriggerManagerHost = CONTAINER_OF(deviceObject->service,
100         struct HdfIntellVoiceTriggerManagerHost, ioService);
101     if (hdfIntellVoiceTriggerManagerHost != nullptr) {
102         delete hdfIntellVoiceTriggerManagerHost;
103     }
104 }
105 
106 static struct HdfDriverEntry g_intellvoiceTriggerManagerDriverEntry = {
107     .moduleVersion = 1,
108     .moduleName = "intell_voice_trigger_service",
109     .Bind = HdfIntellVoiceTriggerManagerDriverBind,
110     .Init = HdfIntellVoiceTriggerManagerDriverInit,
111     .Release = HdfIntellVoiceTriggerManagerDriverRelease,
112 };
113 
114 #ifdef __cplusplus
115 extern "C" {
116 #endif /* __cplusplus */
117 HDF_INIT(g_intellvoiceTriggerManagerDriverEntry);
118 #ifdef __cplusplus
119 }
120 #endif /* __cplusplus */
121