/**
 * Copyright (C) 2015-2018 Virgil Security Inc.
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     (1) Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *     (2) Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *     (3) Neither the name of the copyright holder nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * Lead Maintainer: Virgil Security Inc. <support@virgilsecurity.com>
 */

#include <virgil/crypto/pfs/VirgilPFSSession.h>

using virgil::crypto::VirgilByteArray;
using virgil::crypto::pfs::VirgilPFSSession;

VirgilPFSSession::VirgilPFSSession()
    : identifier_(),
      encryptionSecretKey_(),
      decryptionSecretKey_(),
      additionalData_() {}

VirgilPFSSession::VirgilPFSSession(
    VirgilByteArray identifier, VirgilByteArray encryptionSecretKey, VirgilByteArray decryptionSecretKey,
    VirgilByteArray additionalData)
    : identifier_(std::move(identifier)),
      encryptionSecretKey_(std::move(encryptionSecretKey)),
      decryptionSecretKey_(std::move(decryptionSecretKey)),
      additionalData_(std::move(additionalData)) {
    // TODO: Add precondition check, possibly assert will be good (only if constructor will be closed).
}

bool VirgilPFSSession::isEmpty() const {
    return identifier_.empty() || encryptionSecretKey_.empty() || decryptionSecretKey_.empty();
}

const VirgilByteArray& VirgilPFSSession::getIdentifier() const {
    return identifier_;
}

const VirgilByteArray& VirgilPFSSession::getEncryptionSecretKey() const {
    return encryptionSecretKey_;
}

const VirgilByteArray& VirgilPFSSession::getDecryptionSecretKey() const {
    return decryptionSecretKey_;
}

const VirgilByteArray& VirgilPFSSession::getAdditionalData() const {
    return additionalData_;
}