guest/hals/ril/reference-libril/RefRadioNetwork.cpp

/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * 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 "RefRadioNetwork.h"

namespace cf::ril {

using ::ndk::ScopedAStatus;
using namespace ::aidl::android::hardware::radio;
constexpr auto ok = &ScopedAStatus::ok;

static RadioResponseInfo responseInfo(int32_t serial, RadioError error = RadioError::NONE) {
    return {
            .type = RadioResponseType::SOLICITED,
            .serial = serial,
            .error = error,
    };
}

ScopedAStatus RefRadioNetwork::setUsageSetting(int32_t serial, network::UsageSetting usageSetting) {
    if (usageSetting != network::UsageSetting::VOICE_CENTRIC &&
        usageSetting != network::UsageSetting::DATA_CENTRIC) {
        respond()->setUsageSettingResponse(responseInfo(serial, RadioError::INVALID_ARGUMENTS));
        return ok();
    }

    mUsageSetting = usageSetting;
    respond()->setUsageSettingResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::getUsageSetting(int32_t serial) {
    respond()->getUsageSettingResponse(responseInfo(serial), mUsageSetting);
    return ok();
}

ScopedAStatus RefRadioNetwork::setEmergencyMode(int32_t serial,
                                                network::EmergencyMode emergencyMode) {
    network::EmergencyRegResult regState;
    regState.accessNetwork = AccessNetwork::EUTRAN;
    regState.regState = network::RegState::REG_HOME;
    regState.emcDomain = network::Domain(3);  // CS_PS
    respond()->setEmergencyModeResponse(responseInfo(serial), regState);
    return ok();
}

ScopedAStatus RefRadioNetwork::triggerEmergencyNetworkScan(
        int32_t serial, const network::EmergencyNetworkScanTrigger& request) {
    respond()->triggerEmergencyNetworkScanResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::exitEmergencyMode(int32_t serial) {
    respond()->exitEmergencyModeResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::cancelEmergencyNetworkScan(int32_t serial, bool resetScan) {
    respond()->cancelEmergencyNetworkScanResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::isN1ModeEnabled(int32_t serial) {
    respond()->isN1ModeEnabledResponse(responseInfo(serial), false);
    return ok();
}

ScopedAStatus RefRadioNetwork::setN1ModeEnabled(int32_t serial, bool enable) {
    respond()->setN1ModeEnabledResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::setNullCipherAndIntegrityEnabled(int32_t serial, bool enabled) {
    respond()->setNullCipherAndIntegrityEnabledResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::isNullCipherAndIntegrityEnabled(int32_t serial) {
    respond()->isNullCipherAndIntegrityEnabledResponse(responseInfo(serial), true);
    return ok();
}

ScopedAStatus RefRadioNetwork::setCellularIdentifierTransparencyEnabled(int32_t serial, bool enabled) {
    mIsCellularIdentifierTransparencyEnabled = enabled;
    respond()->setCellularIdentifierTransparencyEnabledResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::isCellularIdentifierTransparencyEnabled(int32_t serial) {
    respond()->isCellularIdentifierTransparencyEnabledResponse(
            responseInfo(serial), mIsCellularIdentifierTransparencyEnabled);
    return ok();
}

ScopedAStatus RefRadioNetwork::setSecurityAlgorithmsUpdatedEnabled(int32_t serial, bool enabled) {
    mIsCipheringTransparencyEnabled = enabled;
    respond()->setSecurityAlgorithmsUpdatedEnabledResponse(responseInfo(serial));
    return ok();
}

ScopedAStatus RefRadioNetwork::isSecurityAlgorithmsUpdatedEnabled(int32_t serial) {
    respond()->isSecurityAlgorithmsUpdatedEnabledResponse(responseInfo(serial),
                                                          mIsCipheringTransparencyEnabled);
    return ok();
}
}  // namespace cf::ril