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 #ifdef UNSAFE_BUFFERS_BUILD 6 // TODO(crbug.com/40284755): Remove this and spanify to fix the errors. 7 #pragma allow_unsafe_buffers 8 #endif 9 10 #include <stddef.h> 11 #include <stdint.h> 12 13 #include <string> 14 #include <string_view> 15 16 #include "base/strings/string_util.h" 17 #include "net/dns/dns_config_service_win.h" 18 LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)19extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 20 if (size > 8 * 1024) 21 return 0; 22 23 std::wstring_view widestr(reinterpret_cast<const wchar_t*>(data), size / 2); 24 std::string result = net::internal::ParseDomainASCII(widestr); 25 26 if (!result.empty()) 27 // Call base::ToLowerASCII to get some additional code coverage signal. 28 result = base::ToLowerASCII(result); 29 30 return 0; 31 } 32