1 /*
2 * Copyright (c) 2022-2023 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 "ipc_client_stub.h"
17
18 #include "device_manager_ipc_interface_code.h"
19 #include "dm_constants.h"
20 #include "dm_log.h"
21 #include "ipc_cmd_register.h"
22 #include "ipc_object_stub.h" // for IPCObjectStub
23 #include "message_option.h" // for MessageOption
24 #include "message_parcel.h" // for MessageParcel
25 namespace OHOS::DistributedHardware { class IpcReq; }
26 namespace OHOS::DistributedHardware { class IpcRsp; }
27
28 namespace OHOS {
29 namespace DistributedHardware {
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)30 int32_t IpcClientStub::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
31 {
32 auto remoteDescriptor = data.ReadInterfaceToken();
33 if (GetDescriptor() != remoteDescriptor) {
34 LOGI("ReadInterfaceToken fail!");
35 return ERR_DM_IPC_READ_FAILED;
36 }
37 if (IpcCmdRegister::GetInstance().OnIpcCmd(static_cast<int32_t>(code), data, reply) == DM_OK) {
38 return DM_OK;
39 }
40 LOGW("unsupported code: %{public}u", code);
41 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
42 }
43
SendCmd(int32_t cmdCode,std::shared_ptr<IpcReq> req,std::shared_ptr<IpcRsp> rsp)44 int32_t IpcClientStub::SendCmd(int32_t cmdCode, std::shared_ptr<IpcReq> req, std::shared_ptr<IpcRsp> rsp)
45 {
46 MessageParcel data;
47 MessageParcel reply;
48 MessageOption option;
49 if (cmdCode < 0 || cmdCode >= IPC_MSG_BUTT) {
50 LOGE("IpcClientStub::SetRequest cmdCode param invalid!");
51 return IPCObjectStub::OnRemoteRequest(cmdCode, data, reply, option);
52 }
53 LOGI("SendCmd cmdCode: %{public}d", cmdCode);
54
55 if (IpcCmdRegister::GetInstance().SetRequest(cmdCode, req, data) != DM_OK) {
56 LOGE("set request cmd failed");
57 return ERR_DM_IPC_SEND_REQUEST_FAILED;
58 }
59
60 LOGI("cmdCode = %{public}d, flags = %{public}d.", cmdCode, option.GetFlags());
61 if (IpcCmdRegister::GetInstance().OnIpcCmd(cmdCode, data, reply) == DM_OK) {
62 LOGE("on ipc cmd success");
63 return DM_OK;
64 }
65 return IpcCmdRegister::GetInstance().ReadResponse(cmdCode, reply, rsp);
66 }
67 } // namespace DistributedHardware
68 } // namespace OHOS
69