1 // Copyright 2016 The PDFium 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 "core/fxcrt/css/cfx_css.h" 6 #include "core/fxcrt/css/cfx_csssyntaxparser.h" 7 #include "core/fxcrt/fx_string.h" 8 LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)9extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 10 // SAFETY: required from fuzzer. 11 WideString input = WideString::FromUTF8( 12 UNSAFE_BUFFERS(ByteStringView(data, static_cast<size_t>(size)))); 13 14 // If we convert the input into an empty string bail out. 15 if (input.IsEmpty()) 16 return 0; 17 18 CFX_CSSSyntaxParser parser(input.AsStringView()); 19 CFX_CSSSyntaxParser::Status status; 20 do { 21 status = parser.DoSyntaxParse(); 22 } while (status != CFX_CSSSyntaxParser::Status::kError && 23 status != CFX_CSSSyntaxParser::Status::kEOS); 24 return 0; 25 } 26