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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_QUIC_MOCK_ENCRYPTER_H_
#define NET_QUIC_MOCK_ENCRYPTER_H_
#include <cstddef>
#include <limits>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "net/third_party/quiche/src/common/platform/api/quiche_string_piece.h"
#include "net/third_party/quiche/src/quic/core/crypto/quic_encrypter.h"
#include "net/third_party/quiche/src/quic/core/quic_types.h"
#include "net/third_party/quiche/src/quic/platform/api/quic_export.h"
namespace net {
// A MockEncrypter is a QuicEncrypter that returns this plaintext followed by 12
// bytes of zeroes. No encryption or MAC is applied. This is used to allow
// fuzzing to mutate plaintext packets.
class MockEncrypter : public quic::QuicEncrypter {
public:
explicit MockEncrypter(quic::Perspective perspective);
~MockEncrypter() override {}
// QuicEncrypter implementation
bool SetKey(absl::string_view key) override;
bool SetNoncePrefix(absl::string_view nonce_prefix) override;
bool SetHeaderProtectionKey(absl::string_view key) override;
bool SetIV(absl::string_view iv) override;
bool EncryptPacket(uint64_t packet_number,
absl::string_view associated_data,
absl::string_view plaintext,
char* output,
size_t* output_length,
size_t max_output_length) override;
std::string GenerateHeaderProtectionMask(absl::string_view sample) override;
size_t GetKeySize() const override;
size_t GetNoncePrefixSize() const override;
size_t GetIVSize() const override;
size_t GetMaxPlaintextSize(size_t ciphertext_size) const override;
size_t GetCiphertextSize(size_t plaintext_size) const override;
quic::QuicPacketCount GetConfidentialityLimit() const override;
absl::string_view GetKey() const override;
absl::string_view GetNoncePrefix() const override;
private:
DISALLOW_COPY_AND_ASSIGN(MockEncrypter);
};
} // namespace net
#endif // NET_QUIC_MOCK_ENCRYPTER_H_
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