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 "net/third_party/uri_template/uri_template.h" 6 7 #include <fuzzer/FuzzedDataProvider.h> 8 9 // Entry point for LibFuzzer. LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)10extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 11 FuzzedDataProvider fuzzed_data(data, size); 12 std::string uri_template = fuzzed_data.ConsumeRandomLengthString(256); 13 // Construct a map containing variable names and corresponding values. 14 std::unordered_map<std::string, std::string> parameters; 15 uint8_t num_vars(fuzzed_data.ConsumeIntegral<uint8_t>()); 16 for (uint8_t i = 0; i < num_vars; i++) { 17 parameters.emplace(fuzzed_data.ConsumeRandomLengthString(10), 18 fuzzed_data.ConsumeRandomLengthString(10)); 19 } 20 std::string target; 21 uri_template::Expand(uri_template, parameters, &target); 22 return 0; 23 } 24