chromium/device/fido/pin_internal.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.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "device/fido/pin_internal.h"

#include <string>
#include <utility>

#include "base/i18n/char_iterator.h"
#include "base/no_destructor.h"
#include "base/strings/string_util.h"
#include "crypto/random.h"
#include "third_party/boringssl/src/include/openssl/aes.h"
#include "third_party/boringssl/src/include/openssl/bn.h"
#include "third_party/boringssl/src/include/openssl/ec.h"
#include "third_party/boringssl/src/include/openssl/ec_key.h"
#include "third_party/boringssl/src/include/openssl/ecdh.h"
#include "third_party/boringssl/src/include/openssl/evp.h"
#include "third_party/boringssl/src/include/openssl/hkdf.h"
#include "third_party/boringssl/src/include/openssl/hmac.h"
#include "third_party/boringssl/src/include/openssl/mem.h"
#include "third_party/boringssl/src/include/openssl/sha.h"

namespace device {
namespace pin {

std::optional<bssl::UniquePtr<EC_POINT>> PointFromKeyAgreementResponse(
    const EC_GROUP* group,
    const KeyAgreementResponse& response) { … }

// ProtocolV1 implements CTAP2.1 PIN/UV Auth Protocol One (6.5.10).
class ProtocolV1 : public Protocol { … };

// ProtocolV2 implements CTAP2.1 PIN/UV Auth Protocol Two (6.5.11).
class ProtocolV2 : public ProtocolV1 { … };

// static
const Protocol& ProtocolVersion(PINUVAuthProtocol protocol) { … }

}  // namespace pin

}  // namespace device