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// Copyright 2016 The PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <cstddef>
#include <cstdint>
#include <memory>
#include "core/fxcrt/cfx_seekablestreamproxy.h"
#include "core/fxcrt/fx_safe_types.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/xml/cfx_xmldoc.h"
#include "core/fxcrt/xml/cfx_xmlnode.h"
#include "core/fxcrt/xml/cfx_xmlparser.h"
#include "third_party/base/ptr_util.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
FX_SAFE_SIZE_T safe_size = size;
if (!safe_size.IsValid())
return 0;
RetainPtr<CFX_SeekableStreamProxy> stream =
pdfium::MakeRetain<CFX_SeekableStreamProxy>(const_cast<uint8_t*>(data),
size);
auto doc = pdfium::MakeUnique<CFX_XMLDoc>(stream);
if (doc->DoLoad() < 100)
return 0;
CFX_XMLNode* pXMLFakeRoot = doc->GetRoot();
for (CFX_XMLNode* pXMLNode = pXMLFakeRoot->GetFirstChild(); pXMLNode;
pXMLNode = pXMLNode->GetNextSibling()) {
if (pXMLNode->GetType() == FX_XMLNODE_Element)
break;
}
return 0;
}
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