| // Copyright 2016 The PDFium Authors |
| // 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_read_only_span_stream.h" |
| #include "core/fxcrt/fx_safe_types.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/xml/cfx_xmldocument.h" |
| #include "core/fxcrt/xml/cfx_xmlelement.h" |
| #include "core/fxcrt/xml/cfx_xmlparser.h" |
| #include "third_party/base/span.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; |
| |
| auto stream = |
| pdfium::MakeRetain<CFX_ReadOnlySpanStream>(pdfium::make_span(data, size)); |
| CFX_XMLParser parser(stream); |
| std::unique_ptr<CFX_XMLDocument> doc = parser.Parse(); |
| if (!doc || !doc->GetRoot()) |
| return 0; |
| |
| for (CFX_XMLNode* pXMLNode = doc->GetRoot()->GetFirstChild(); pXMLNode; |
| pXMLNode = pXMLNode->GetNextSibling()) { |
| if (pXMLNode->GetType() == CFX_XMLNode::Type::kElement) |
| break; |
| } |
| return 0; |
| } |