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 "xfa/fde/xml/cfx_saxreader.h"
9#include "xfa/fgas/crt/fgas_stream.h"
10#include "xfa/fxfa/parser/cxfa_widetextread.h"
11
12extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
13  CFX_WideString input = CFX_WideString::FromUTF8(
14      CFX_ByteStringC(data, static_cast<FX_STRSIZE>(size)));
15  auto stream = pdfium::MakeRetain<CXFA_WideTextRead>(input);
16  if (!stream)
17    return 0;
18
19  CFX_RetainPtr<IFX_SeekableReadStream> fileRead =
20      stream->MakeSeekableReadStream();
21  if (!fileRead)
22    return 0;
23
24  CFX_SAXReader reader;
25  if (reader.StartParse(fileRead, 0, -1, CFX_SaxParseMode_NotSkipSpace) < 0)
26    return 0;
27
28  while (1) {
29    int32_t ret = reader.ContinueParse(nullptr);
30    if (ret < 0 || ret > 99)
31      break;
32  }
33
34  return 0;
35}
36