117 lines
4.1 KiB
C++
117 lines
4.1 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "android/net/wifi/nl80211/IWifiScannerImpl.h"
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#include "wificond/scanning/single_scan_settings.h"
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#include <android-base/logging.h>
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#include "wificond/parcelable_utils.h"
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using android::net::wifi::nl80211::IWifiScannerImpl;
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using android::status_t;
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namespace android {
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namespace net {
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namespace wifi {
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namespace nl80211 {
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bool SingleScanSettings::isValidScanType() const {
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return (scan_type_ == IWifiScannerImpl::SCAN_TYPE_LOW_SPAN ||
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scan_type_ == IWifiScannerImpl::SCAN_TYPE_LOW_POWER ||
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scan_type_ == IWifiScannerImpl::SCAN_TYPE_HIGH_ACCURACY);
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}
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status_t SingleScanSettings::writeToParcel(::android::Parcel* parcel) const {
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if (!isValidScanType()) {
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LOG(ERROR) << "Unexpected scan type: " << scan_type_;
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return ::android::BAD_VALUE;
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}
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RETURN_IF_FAILED(parcel->writeInt32(scan_type_));
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RETURN_IF_FAILED(parcel->writeBool(enable_6ghz_rnr_));
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RETURN_IF_FAILED(parcel->writeInt32(channel_settings_.size()));
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for (const auto& channel : channel_settings_) {
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// For Java readTypedList():
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// A leading number 1 means this object is not null.
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RETURN_IF_FAILED(parcel->writeInt32(1));
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RETURN_IF_FAILED(channel.writeToParcel(parcel));
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}
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RETURN_IF_FAILED(parcel->writeInt32(hidden_networks_.size()));
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for (const auto& network : hidden_networks_) {
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// For Java readTypedList():
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// A leading number 1 means this object is not null.
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RETURN_IF_FAILED(parcel->writeInt32(1));
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RETURN_IF_FAILED(network.writeToParcel(parcel));
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}
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return ::android::OK;
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}
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status_t SingleScanSettings::readFromParcel(const ::android::Parcel* parcel) {
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RETURN_IF_FAILED(parcel->readInt32(&scan_type_));
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if (!isValidScanType()) {
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LOG(ERROR) << "Unexpected scan type: " << scan_type_;
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return ::android::BAD_VALUE;
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}
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RETURN_IF_FAILED(parcel->readBool(&enable_6ghz_rnr_));
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int32_t num_channels = 0;
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RETURN_IF_FAILED(parcel->readInt32(&num_channels));
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// Convention used by Java side writeTypedList():
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// -1 means a null list.
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// 0 means an empty list.
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// Both are mapped to an empty vector in C++ code.
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for (int i = 0; i < num_channels; i++) {
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ChannelSettings channel;
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// From Java writeTypedList():
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// A leading number 1 means this object is not null.
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// We never expect a 0 or other values here.
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int32_t leading_number = 0;
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RETURN_IF_FAILED(parcel->readInt32(&leading_number));
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if (leading_number != 1) {
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LOG(ERROR) << "Unexpected leading number before an object: "
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<< leading_number;
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return ::android::BAD_VALUE;
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}
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RETURN_IF_FAILED(channel.readFromParcel(parcel));
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channel_settings_.push_back(channel);
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}
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int32_t num_hidden_networks = 0;
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RETURN_IF_FAILED(parcel->readInt32(&num_hidden_networks));
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// Convention used by Java side writeTypedList():
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// -1 means a null list.
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// 0 means an empty list.
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// Both are mapped to an empty vector in C++ code.
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for (int i = 0; i < num_hidden_networks; i++) {
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HiddenNetwork network;
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// From Java writeTypedList():
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// A leading number 1 means this object is not null.
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// We never expect a 0 or other values here.
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int32_t leading_number = 0;
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RETURN_IF_FAILED(parcel->readInt32(&leading_number));
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if (leading_number != 1) {
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LOG(ERROR) << "Unexpected leading number before an object: "
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<< leading_number;
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return ::android::BAD_VALUE;
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}
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RETURN_IF_FAILED(network.readFromParcel(parcel));
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hidden_networks_.push_back(network);
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}
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return ::android::OK;
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}
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} // namespace nl80211
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} // namespace wifi
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} // namespace net
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} // namespace android
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