src/dispatch/command_dispatch.cpp

/*
 * Copyright (c) 2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "command_dispatch.h"
#include "dm_log.h"
#include "dm_constants.h"
#include "securec.h"
#include "dm_device_info.h"
#include "dm_subscribe_info.h"
#include "ipc_get_trustdevice_req.h"
#include "ipc_start_discovery_req.h"
#include "ipc_stop_discovery_req.h"
#include "ipc_set_useroperation_req.h"
#include "ipc_authenticate_device_req.h"
#include "ipc_verify_authenticate_req.h"
#include "ipc_get_trustdevice_rsp.h"
#include "device_manager_service.h"
#include "ipc_get_local_device_info_rsp.h"
#include "ipc_get_info_by_network_rsp.h"
#include "ipc_get_info_by_network_req.h"
#include "ipc_unauthenticate_device_req.h"
#include "ipc_get_dmfaparam_rsp.h"

namespace OHOS {
namespace DistributedHardware {
IMPLEMENT_SINGLE_INSTANCE(CommandDispatch);

int32_t CommandDispatch::MessageSendCmd(int32_t cmdCode, const std::shared_ptr<IpcReq> &req,
                                        const std::shared_ptr<IpcRsp> &rsp)
{
    if (req == nullptr || rsp == nullptr) {
        LOGE("Message req or rsp is null.");
        return ERR_DM_INPUT_PARA_INVALID;
    }
    uint32_t i = 0;
    for (i = 0; i < (sizeof(g_cmdMap) / sizeof(g_cmdMap[0])); i++) {
        if (g_cmdMap[i].cmdCode == cmdCode) {
            break;
        }
    }
    int32_t ret = g_cmdMap[i].MsgProcess(req, rsp);
    if (ret != DM_OK) {
        LOGE("MessageSendCmd Failed with ret: %d", ret);
        return ret;
    }
    return DM_OK;
}

void CommandDispatch::AddPkgName(const std::string &pkgName)
{
    dmPkgName_.push_back(pkgName);
}

void CommandDispatch::DeletePkgName(const std::string &pkgName)
{
    dmPkgName_.remove(pkgName);
}

const std::list<std::string>& CommandDispatch::GetPkgNameList() const
{
    return dmPkgName_;
}

static int32_t GetTrustedDeviceList(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcGetTrustDeviceReq> pReq = std::static_pointer_cast<IpcGetTrustDeviceReq>(req);
    std::shared_ptr<IpcGetTrustDeviceRsp> prsp = std::static_pointer_cast<IpcGetTrustDeviceRsp>(rsp);
    std::string pkgName = pReq->GetPkgName();
    std::string extra = pReq->GetExtra();

    LOGI("enter GetTrustedDeviceList");
    std::vector<DmDeviceInfo> deviceList;
    int32_t ret = DeviceManagerService::GetInstance().GetTrustedDeviceList(pkgName, extra, deviceList);
    prsp->SetDeviceVec(deviceList);
    prsp->SetErrCode(ret);
    return ret;
}

static int32_t GetLocalDeviceInfo(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcGetLocalDeviceInfoRsp> pRsp = std::static_pointer_cast<IpcGetLocalDeviceInfoRsp>(rsp);
    DmDeviceInfo dmDeviceInfo = {0};
    int32_t ret = DeviceManagerService::GetInstance().GetLocalDeviceInfo(dmDeviceInfo);
    DmDeviceInfo *Info = &dmDeviceInfo;
    if (Info != nullptr) {
        pRsp->SetLocalDeviceInfo(dmDeviceInfo);
    }
    pRsp->SetErrCode(ret);
    return ret;
}

static int32_t GetUdidByNetworkId(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcGetInfoByNetWorkReq> pReq = std::static_pointer_cast<IpcGetInfoByNetWorkReq>(req);
    std::shared_ptr<IpcGetInfoByNetWorkRsp> pRsp = std::static_pointer_cast<IpcGetInfoByNetWorkRsp>(rsp);
    std::string pkgName = pReq->GetPkgName();
    std::string netWorkId = pReq->GetNetWorkId();
    std::string udid;

    int32_t ret = DeviceManagerService::GetInstance().GetUdidByNetworkId(pkgName, netWorkId, udid);
    pRsp->SetUdid(udid);
    pRsp->SetErrCode(ret);
    return ret;
}

static int32_t GetUuidByNetworkId(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcGetInfoByNetWorkReq> pReq = std::static_pointer_cast<IpcGetInfoByNetWorkReq>(req);
    std::shared_ptr<IpcGetInfoByNetWorkRsp> pRsp = std::static_pointer_cast<IpcGetInfoByNetWorkRsp>(rsp);
    std::string pkgName = pReq->GetPkgName();
    std::string netWorkId = pReq->GetNetWorkId();
    std::string uuid;

    int32_t ret = DeviceManagerService::GetInstance().GetUuidByNetworkId(pkgName, netWorkId, uuid);
    pRsp->SetUuid(uuid);
    pRsp->SetErrCode(ret);
    return ret;
}

static int32_t StartDeviceDiscovery(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcStartDiscoveryReq> pReq = std::static_pointer_cast<IpcStartDiscoveryReq>(req);
    std::string pkgName = pReq->GetPkgName();
    std::string extra = pReq->GetExtra();
    const DmSubscribeInfo dmSubscribeInfo = pReq->GetSubscribeInfo();
    LOGI("StartDeviceDiscovery service");

    int32_t ret = DeviceManagerService::GetInstance().StartDeviceDiscovery(pkgName, dmSubscribeInfo, extra);
    rsp->SetErrCode(ret);
    return ret;
}

static int32_t StopDeviceDiscovery(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    LOGI("StopDeviceDiscovery service");
    std::shared_ptr<IpcStopDiscoveryReq> pReq = std::static_pointer_cast<IpcStopDiscoveryReq>(req);
    std::string pkgName = pReq->GetPkgName();
    uint16_t subscribeId = pReq->GetSubscribeId();

    int32_t ret = DeviceManagerService::GetInstance().StopDeviceDiscovery(pkgName, subscribeId);
    rsp->SetErrCode(ret);
    return ret;
}

static int32_t SetUserOperation(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcGetOperationReq> pReq = std::static_pointer_cast<IpcGetOperationReq>(req);
    std::string pkgName = pReq->GetPkgName();
    int32_t action = pReq->GetOperation();

    LOGI("enter server user authorization operation.");

    int32_t ret = DeviceManagerService::GetInstance().SetUserOperation(pkgName, action);
    rsp->SetErrCode(ret);
    return ret;
}

static int32_t GetFaParam(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcReq> pReq = std::static_pointer_cast<IpcReq>(req);
    std::shared_ptr<IpcGetDmFaParamRsp> pRsp = std::static_pointer_cast<IpcGetDmFaParamRsp>(rsp);
    std::string pkgName = pReq->GetPkgName();
    DmAuthParam authParam = {
        .authToken = "",
        .packageName = "",
        .appName = "",
        .appDescription = "",
        .authType = 0,
        .business = 0,
        .pincode = 0,
        .direction = 0,
        .pinToken = 0
    };

    LOGI("DeviceManagerStub::GET_AUTHENTCATION_INFO:pkgName:%s", pkgName.c_str());

    int32_t ret = DeviceManagerService::GetInstance().GetFaParam(pkgName, authParam);
    pRsp->SetDmAuthParam(authParam);
    pRsp->SetErrCode(ret);
    return ret;
}

static int32_t AuthenticateDevice(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcAuthenticateDeviceReq> pReq = std::static_pointer_cast<IpcAuthenticateDeviceReq>(req);
    std::string pkgName = pReq->GetPkgName();
    std::string extra = pReq->GetExtra();
    DmDeviceInfo deviceInfo = pReq->GetDeviceInfo();
    int32_t authType = pReq->GetAuthType();
    std::string deviceId = deviceInfo.deviceId;

    LOGI("DeviceManagerStub::AUTHENTCATION_DEVICE:pkgName:%s", pkgName.c_str());

    int32_t ret = DeviceManagerService::GetInstance().AuthenticateDevice(pkgName, authType, deviceId, extra);
    rsp->SetErrCode(ret);
    return ret;
}

static int32_t UnAuthenticateDevice(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcUnAuthenticateDeviceReq> pReq = std::static_pointer_cast<IpcUnAuthenticateDeviceReq>(req);
    std::string pkgName = pReq->GetPkgName();
    DmDeviceInfo deviceInfo = pReq->GetDeviceInfo();
    std::string deviceId = deviceInfo.deviceId;

    LOGI("enter server user authorization operation.");
    int32_t ret = DeviceManagerService::GetInstance().UnAuthenticateDevice(pkgName, deviceId);
    rsp->SetErrCode(ret);
    return ret;
}

static int32_t VerifyAuthentication(const std::shared_ptr<IpcReq> &req, const std::shared_ptr<IpcRsp> &rsp)
{
    std::shared_ptr<IpcVerifyAuthenticateReq> pReq = std::static_pointer_cast<IpcVerifyAuthenticateReq>(req);
    std::string pkgName = pReq->GetPkgName();
    std::string authParam = pReq->GetAuthPara();

    LOGI("DeviceManagerStub::VERIFY_AUTHENTCATION:pkgName:%s", pkgName.c_str());

    int32_t ret = DeviceManagerService::GetInstance().VerifyAuthentication(authParam);
    rsp->SetErrCode(ret);
    return ret;
}
} // namespace DistributedHardware
} // namespace OHOS