84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
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/*
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**
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** Copyright 2019, 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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#define LOG_TAG "gatekeeperd"
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#include <gatekeeper/GateKeeperResponse.h>
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#include <binder/Parcel.h>
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#include <android-base/logging.h>
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namespace android {
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namespace service {
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namespace gatekeeper {
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status_t GateKeeperResponse::readFromParcel(const Parcel* in) {
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if (in == nullptr) {
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LOG(ERROR) << "readFromParcel got null in parameter";
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return BAD_VALUE;
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}
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timeout_ = 0;
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should_reenroll_ = false;
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payload_ = {};
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response_code_ = ResponseCode(in->readInt32());
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if (response_code_ == ResponseCode::OK) {
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should_reenroll_ = in->readInt32();
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ssize_t length = in->readInt32();
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if (length > 0) {
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length = in->readInt32();
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const uint8_t* buf = reinterpret_cast<const uint8_t*>(in->readInplace(length));
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if (buf == nullptr) {
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LOG(ERROR) << "readInplace returned null buffer for length " << length;
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return BAD_VALUE;
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}
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payload_.resize(length);
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std::copy(buf, buf + length, payload_.data());
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}
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} else if (response_code_ == ResponseCode::RETRY) {
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timeout_ = in->readInt32();
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}
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return NO_ERROR;
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}
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status_t GateKeeperResponse::writeToParcel(Parcel* out) const {
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if (out == nullptr) {
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LOG(ERROR) << "writeToParcel got null out parameter";
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return BAD_VALUE;
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}
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out->writeInt32(int32_t(response_code_));
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if (response_code_ == ResponseCode::OK) {
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out->writeInt32(should_reenroll_);
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out->writeInt32(payload_.size());
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if (payload_.size() != 0) {
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out->writeInt32(payload_.size());
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uint8_t* buf = reinterpret_cast<uint8_t*>(out->writeInplace(payload_.size()));
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if (buf == nullptr) {
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LOG(ERROR) << "writeInplace returned null buffer for length " << payload_.size();
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return BAD_VALUE;
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}
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std::copy(payload_.begin(), payload_.end(), buf);
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}
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} else if (response_code_ == ResponseCode::RETRY) {
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out->writeInt32(timeout_);
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}
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return NO_ERROR;
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}
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} // namespace gatekeeper
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} // namespace service
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} // namespace android
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