1 // Copyright 2016 The PDFium Authors. All rights reserved.
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 <memory>
6 
7 #include "core/fxcrt/cfx_retain_ptr.h"
8 #include "core/fxcrt/fx_string.h"
9 #include "xfa/fde/css/cfde_csssyntaxparser.h"
10 #include "xfa/fde/css/fde_css.h"
11 #include "xfa/fgas/crt/fgas_stream.h"
12 #include "xfa/fxfa/parser/cxfa_widetextread.h"
13 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)14 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
15   CFX_WideString input = CFX_WideString::FromUTF8(
16       CFX_ByteStringC(data, static_cast<FX_STRSIZE>(size)));
17 
18   // If we convert the input into an empty string bail out.
19   if (input.GetLength() == 0)
20     return 0;
21 
22   CFDE_CSSSyntaxParser parser;
23   parser.Init(input.c_str(), input.GetLength());
24 
25   FDE_CSSSyntaxStatus status;
26   do {
27     status = parser.DoSyntaxParse();
28   } while (status != FDE_CSSSyntaxStatus::Error &&
29            status != FDE_CSSSyntaxStatus::EOS);
30   return 0;
31 }
32