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 "driver_ext_mgr_callback_stub.h"
17 #include "hilog_wrapper.h"
18
19 namespace OHOS {
20 namespace ExternalDeviceManager {
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)21 int DriverExtMgrCallbackStub::OnRemoteRequest(
22 uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
23 {
24 EDM_LOGD(MODULE_DEV_MGR, "cmd:%u, flags:%d", code, option.GetFlags());
25 if (data.ReadInterfaceToken() != GetDescriptor()) {
26 EDM_LOGE(MODULE_DEV_MGR, "remote descriptor is not matched");
27 return UsbErrCode::EDM_ERR_INVALID_PARAM;
28 }
29
30 switch (code) {
31 case static_cast<uint32_t>(DriverExtMgrCallbackInterfaceCode::ON_CONNECT):
32 return StubOnConnect(data, reply, option);
33 case static_cast<uint32_t>(DriverExtMgrCallbackInterfaceCode::ON_DISCONNECT):
34 return StubOnDisconnect(data, reply, option);
35 case static_cast<uint32_t>(DriverExtMgrCallbackInterfaceCode::ON_UNBIND):
36 return StubOnUnBind(data, reply, option);
37 default:
38 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
39 }
40 }
41
StubOnConnect(MessageParcel & data,MessageParcel & reply,MessageOption & option)42 int32_t DriverExtMgrCallbackStub::StubOnConnect(MessageParcel &data, MessageParcel &reply, MessageOption &option)
43 {
44 ErrMsg errMsg;
45 if (!ErrMsg::UnMarshalling(data, errMsg)) {
46 EDM_LOGE(MODULE_DEV_MGR, "failed to read errMsg");
47 return UsbErrCode::EDM_ERR_INVALID_PARAM;
48 }
49
50 uint64_t deviceId = 0;
51 sptr<IRemoteObject> drvExtObj = nullptr;
52 if (errMsg.IsOk()) {
53 if (!data.ReadUint64(deviceId)) {
54 EDM_LOGE(MODULE_DEV_MGR, "failed to read deviceId");
55 return UsbErrCode::EDM_ERR_INVALID_PARAM;
56 }
57
58 drvExtObj = data.ReadRemoteObject();
59 if (drvExtObj == nullptr) {
60 EDM_LOGE(MODULE_DEV_MGR, "failed to read drvExtObj");
61 return UsbErrCode::EDM_ERR_INVALID_PARAM;
62 }
63 }
64
65 OnConnect(deviceId, drvExtObj, errMsg);
66 return UsbErrCode::EDM_OK;
67 }
68
StubOnDisconnect(MessageParcel & data,MessageParcel & reply,MessageOption & option)69 int32_t DriverExtMgrCallbackStub::StubOnDisconnect(MessageParcel &data, MessageParcel &reply, MessageOption &option)
70 {
71 ErrMsg errMsg;
72 if (!ErrMsg::UnMarshalling(data, errMsg)) {
73 EDM_LOGE(MODULE_DEV_MGR, "failed to read errMsg");
74 return UsbErrCode::EDM_ERR_INVALID_PARAM;
75 }
76
77 uint64_t deviceId = 0;
78 if (errMsg.IsOk()) {
79 if (!data.ReadUint64(deviceId)) {
80 EDM_LOGE(MODULE_DEV_MGR, "failed to read deviceId");
81 return UsbErrCode::EDM_ERR_INVALID_PARAM;
82 }
83 }
84
85 OnDisconnect(deviceId, errMsg);
86 return UsbErrCode::EDM_OK;
87 }
88
StubOnUnBind(MessageParcel & data,MessageParcel & reply,MessageOption & option)89 int32_t DriverExtMgrCallbackStub::StubOnUnBind(MessageParcel &data, MessageParcel &reply, MessageOption &option)
90 {
91 ErrMsg errMsg;
92 if (!ErrMsg::UnMarshalling(data, errMsg)) {
93 EDM_LOGE(MODULE_DEV_MGR, "failed to read errMsg");
94 return UsbErrCode::EDM_ERR_INVALID_PARAM;
95 }
96
97 uint64_t deviceId = 0;
98 if (errMsg.IsOk()) {
99 if (!data.ReadUint64(deviceId)) {
100 EDM_LOGE(MODULE_DEV_MGR, "failed to read deviceId");
101 return UsbErrCode::EDM_ERR_INVALID_PARAM;
102 }
103 }
104
105 OnUnBind(deviceId, errMsg);
106 return UsbErrCode::EDM_OK;
107 }
108 } // namespace ExternalDeviceManager
109 } // namespace OHOS
110