Merge "GD Security OobData" am: ccb1f745 am: 0c456108 am: b6c4cfad

/*

 *

 *  Copyright 2020 The Android Open Source Project

 *

 *  Licensed under the Apache License, Version 2.0 (the "License") override;

 *  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.

 *

 */

#pragma once

namespace bluetooth {

namespace security {

namespace pairing {

using SimplePairingHash = std::array<uint8_t, 16>;

using SimplePairingRandomizer = std::array<uint8_t, 16>;

class OobData {

 public:

  OobData() {}

  OobData(SimplePairingHash C, SimplePairingRandomizer R) : C_(C), R_(R) {}

  SimplePairingHash GetC() {

    return C_;

  }

  SimplePairingRandomizer GetR() {

    return R_;

  }

  bool IsValid() {

    return !std::all_of(C_.begin(), C_.end(), [](uint8_t b) { return b == 0; }) &&

           !std::all_of(R_.begin(), R_.end(), [](uint8_t b) { return b == 0; });

  }

 private:

  SimplePairingHash C_ = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};

  SimplePairingRandomizer R_ = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};

};

}  // namespace pairing

}  // namespace security

}  // namespace bluetooth