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61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
// Copyright 2017 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_QUIC_MOCK_DECRYPTER_H_
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#define NET_QUIC_MOCK_DECRYPTER_H_
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#include <cstddef>
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#include <cstdint>
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#include "base/compiler_specific.h"
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#include "net/base/net_export.h"
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#include "net/third_party/quiche/src/quiche/quic/core/crypto/quic_decrypter.h"
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#include "net/third_party/quiche/src/quiche/quic/core/quic_types.h"
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namespace net {
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// A MockDecrypter is a QuicDecrypter that strips the last 12 bytes of
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// ciphertext (which should be zeroes, but are ignored), and returns the
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// remaining ciphertext untouched and ignores the associated data. This is used
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// to allow fuzzing to mutate plaintext packets.
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class MockDecrypter : public quic::QuicDecrypter {
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public:
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explicit MockDecrypter(quic::Perspective perspective);
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MockDecrypter(const MockDecrypter&) = delete;
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MockDecrypter& operator=(const MockDecrypter&) = delete;
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~MockDecrypter() override = default;
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// QuicCrypter implementation
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bool SetKey(std::string_view key) override;
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bool SetNoncePrefix(std::string_view nonce_prefix) override;
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bool SetIV(std::string_view iv) override;
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bool SetHeaderProtectionKey(std::string_view key) override;
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size_t GetKeySize() const override;
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size_t GetIVSize() const override;
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size_t GetNoncePrefixSize() const override;
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// QuicDecrypter implementation
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bool SetPreliminaryKey(std::string_view key) override;
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bool SetDiversificationNonce(
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const quic::DiversificationNonce& nonce) override;
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bool DecryptPacket(uint64_t packet_number,
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std::string_view associated_data,
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std::string_view ciphertext,
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char* output,
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size_t* output_length,
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size_t max_output_length) override;
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std::string GenerateHeaderProtectionMask(
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quic::QuicDataReader* sample_reader) override;
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uint32_t cipher_id() const override;
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quic::QuicPacketCount GetIntegrityLimit() const override;
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std::string_view GetKey() const override;
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std::string_view GetNoncePrefix() const override;
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};
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} // namespace net
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#endif // NET_QUIC_MOCK_DECRYPTER_H_
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