1 /*
2 * Copyright (c) 2021-2022 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 "hcamera_device_stub.h"
17 #include "camera_log.h"
18 #include "camera_util.h"
19 #include "camera_xcollie.h"
20 #include "metadata_utils.h"
21 #include "camera_service_ipc_interface_code.h"
22 #include "ipc_skeleton.h"
23
24 namespace OHOS {
25 namespace CameraStandard {
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)26 int HCameraDeviceStub::OnRemoteRequest(
27 uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
28 {
29 DisableJeMalloc();
30 int errCode = -1;
31 CHECK_AND_RETURN_RET(data.ReadInterfaceToken() == GetDescriptor(), errCode);
32 errCode = OperatePermissionCheck(code);
33 CHECK_AND_RETURN_RET(errCode == CAMERA_OK, errCode);
34 switch (code) {
35 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_OPEN): {
36 errCode =HCameraDeviceStub::HandleOpenSecureCameraResults(data, reply);
37 break;
38 }
39 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_CLOSE): {
40 CameraXCollie cameraXCollie("HCameraDeviceStub::Close");
41 errCode = Close();
42 }
43 break;
44 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_RELEASE): {
45 CameraXCollie cameraXCollie("HCameraDeviceStub::Release");
46 errCode = Release();
47 }
48 break;
49 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_SET_CALLBACK):
50 errCode = HCameraDeviceStub::HandleSetCallback(data);
51 break;
52 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_UPDATE_SETTNGS):
53 errCode = HCameraDeviceStub::HandleUpdateSetting(data);
54 break;
55 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_SET_USED_POS):
56 errCode = HCameraDeviceStub::HandleUsedAsPos(data);
57 break;
58 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_GET_STATUS):
59 errCode = HCameraDeviceStub::HandleGetStatus(data, reply);
60 break;
61 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_ENABLED_RESULT):
62 errCode = HCameraDeviceStub::HandleEnableResult(data);
63 break;
64 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_GET_ENABLED_RESULT):
65 errCode = HCameraDeviceStub::HandleGetEnabledResults(reply);
66 break;
67 case static_cast<uint32_t>(CameraDeviceInterfaceCode::CAMERA_DEVICE_DISABLED_RESULT):
68 errCode = HCameraDeviceStub::HandleDisableResult(data);
69 break;
70 default:
71 MEDIA_ERR_LOG("HCameraDeviceStub request code %{public}d not handled", code);
72 errCode = IPCObjectStub::OnRemoteRequest(code, data, reply, option);
73 break;
74 }
75
76 return errCode;
77 }
78
HandleSetCallback(MessageParcel & data)79 int32_t HCameraDeviceStub::HandleSetCallback(MessageParcel &data)
80 {
81 auto remoteObject = data.ReadRemoteObject();
82 CHECK_AND_RETURN_RET_LOG(remoteObject != nullptr, IPC_STUB_INVALID_DATA_ERR,
83 "HCameraDeviceStub HandleSetCallback CameraDeviceServiceCallback is null");
84
85 auto callback = iface_cast<ICameraDeviceServiceCallback>(remoteObject);
86 CHECK_AND_RETURN_RET_LOG(callback != nullptr, IPC_STUB_INVALID_DATA_ERR,
87 "HCameraDeviceStub HandleSetCallback callback is null");
88
89 return SetCallback(callback);
90 }
91
HandleUpdateSetting(MessageParcel & data)92 int32_t HCameraDeviceStub::HandleUpdateSetting(MessageParcel &data)
93 {
94 std::shared_ptr<OHOS::Camera::CameraMetadata> metadata = nullptr;
95 OHOS::Camera::MetadataUtils::DecodeCameraMetadata(data, metadata);
96
97 return UpdateSetting(metadata);
98 }
99
HandleUsedAsPos(MessageParcel & data)100 int32_t HCameraDeviceStub::HandleUsedAsPos(MessageParcel &data)
101 {
102 uint8_t value = 0;
103 value = data.ReadUint8();
104
105 return SetUsedAsPosition(value);
106 }
107
HandleGetStatus(MessageParcel & data,MessageParcel & reply)108 int32_t HCameraDeviceStub::HandleGetStatus(MessageParcel &data, MessageParcel &reply)
109 {
110 std::shared_ptr<OHOS::Camera::CameraMetadata> metadataIn = nullptr;
111 std::shared_ptr<OHOS::Camera::CameraMetadata> metadataOut = nullptr;
112
113 OHOS::Camera::MetadataUtils::DecodeCameraMetadata(data, metadataIn);
114
115 int errCode = GetStatus(metadataIn, metadataOut);
116 bool result = OHOS::Camera::MetadataUtils::EncodeCameraMetadata(metadataOut, reply);
117 CHECK_ERROR_RETURN_RET_LOG(!result, IPC_STUB_WRITE_PARCEL_ERR,
118 "HCameraServiceStub HandleGetStatus write metadata failed");
119
120 return errCode;
121 }
122
HandleGetEnabledResults(MessageParcel & reply)123 int32_t HCameraDeviceStub::HandleGetEnabledResults(MessageParcel &reply)
124 {
125 std::vector<int32_t> results;
126 int ret = GetEnabledResults(results);
127 CHECK_ERROR_RETURN_RET_LOG(ret != ERR_NONE, ret,
128 "CameraDeviceStub::HandleGetEnabledResults GetEnabledResults failed : %{public}d", ret);
129 CHECK_ERROR_RETURN_RET_LOG(!reply.WriteInt32Vector(results), IPC_STUB_WRITE_PARCEL_ERR,
130 "HCameraDeviceStub::HandleGetEnabledResults write results failed");
131
132 return ret;
133 }
134
HandleEnableResult(MessageParcel & data)135 int32_t HCameraDeviceStub::HandleEnableResult(MessageParcel &data)
136 {
137 std::vector<int32_t> results;
138 CHECK_ERROR_RETURN_RET_LOG(!data.ReadInt32Vector(&results), IPC_STUB_INVALID_DATA_ERR,
139 "CameraDeviceStub::HandleEnableResult read results failed");
140
141 int ret = EnableResult(results);
142 CHECK_ERROR_PRINT_LOG(ret != ERR_NONE,
143 "CameraDeviceStub::HandleEnableResult EnableResult failed : %{public}d", ret);
144
145 return ret;
146 }
147
HandleDisableResult(MessageParcel & data)148 int32_t HCameraDeviceStub::HandleDisableResult(MessageParcel &data)
149 {
150 std::vector<int32_t> results;
151 CHECK_ERROR_RETURN_RET_LOG(!data.ReadInt32Vector(&results), IPC_STUB_INVALID_DATA_ERR,
152 "CameraDeviceStub::HandleDisableResult read results failed");
153
154 int ret = DisableResult(results);
155 CHECK_ERROR_PRINT_LOG(ret != ERR_NONE,
156 "CameraDeviceStub::HandleDisableResult DisableResult failed : %{public}d", ret);
157
158 return ret;
159 }
160
HandleOpenSecureCameraResults(MessageParcel & data,MessageParcel & reply)161 int32_t HCameraDeviceStub::HandleOpenSecureCameraResults(MessageParcel &data, MessageParcel &reply)
162 {
163 CameraXCollie cameraXCollie("HandleOpenSecureCameraResults");
164 int32_t errorCode;
165 if (data.ReadBool()) {
166 uint64_t secureSeqId = 0L;
167 errorCode = OpenSecureCamera(&secureSeqId);
168 CHECK_ERROR_RETURN_RET_LOG(errorCode != ERR_NONE, errorCode,
169 "HCameraDeviceStub::openSecureCamera failed : %{public}d", errorCode);
170 CHECK_ERROR_RETURN_RET_LOG(!reply.WriteInt64(secureSeqId), IPC_STUB_WRITE_PARCEL_ERR,
171 "HCameraDeviceStub::openSecureCamera write results failed");
172 } else {
173 errorCode = Open();
174 }
175
176 return errorCode;
177 }
178 } // namespace CameraStandard
179 } // namespace OHOS
180