chromium/third_party/openscreen/src/cast/streaming/impl/frame_crypto.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cast/streaming/impl/frame_crypto.h"

#include <random>
#include <utility>

#include "openssl/crypto.h"
#include "openssl/err.h"
#include "openssl/rand.h"
#include "platform/base/span.h"
#include "util/big_endian.h"
#include "util/crypto/openssl_util.h"
#include "util/crypto/random_bytes.h"
#include "util/osp_logging.h"

namespace openscreen::cast {

EncryptedFrame::EncryptedFrame() { … }

EncryptedFrame::~EncryptedFrame() = default;

EncryptedFrame::EncryptedFrame(EncryptedFrame&& other) noexcept
    : … { … }

EncryptedFrame& EncryptedFrame::operator=(EncryptedFrame&& other) { … }

FrameCrypto::FrameCrypto(const std::array<uint8_t, 16>& aes_key,
                         const std::array<uint8_t, 16>& cast_iv_mask)
    : … { … }

FrameCrypto::~FrameCrypto() = default;

EncryptedFrame FrameCrypto::Encrypt(const EncodedFrame& encoded_frame) const { … }

void FrameCrypto::Decrypt(const EncryptedFrame& encrypted_frame,
                          ByteBuffer out) const { … }

void FrameCrypto::EncryptCommon(FrameId frame_id,
                                ByteView in,
                                ByteBuffer out) const { … }

}  // namespace openscreen::cast