1 // Copyright 2018 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <stddef.h> 6 #include <stdint.h> 7 8 #include <fuzzer/FuzzedDataProvider.h> 9 10 #include <vector> 11 12 #include "net/third_party/quiche/src/quiche/quic/core/crypto/transport_parameters.h" 13 14 // Entry point for LibFuzzer. LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)15extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 16 FuzzedDataProvider data_provider(data, size); 17 auto perspective = data_provider.ConsumeBool() ? quic::Perspective::IS_CLIENT 18 : quic::Perspective::IS_SERVER; 19 quic::TransportParameters transport_parameters; 20 std::vector<uint8_t> remaining_bytes = 21 data_provider.ConsumeRemainingBytes<uint8_t>(); 22 quic::ParsedQuicVersion version = quic::AllSupportedVersionsWithTls().front(); 23 CHECK(version.UsesTls()); 24 std::string error_details; 25 quic::ParseTransportParameters(version, perspective, remaining_bytes.data(), 26 remaining_bytes.size(), &transport_parameters, 27 &error_details); 28 return 0; 29 } 30