| // Copyright 2017 Google Inc. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include <vector> |
| |
| #include "expat.h" // NOLINT |
| |
| #include "examples/xml/xml.pb.h" |
| #include "examples/xml/xml_writer.h" |
| #include "src/libfuzzer/libfuzzer_macro.h" |
| |
| namespace { |
| protobuf_mutator::protobuf::LogSilencer log_silincer; |
| std::vector<const char*> kEncodings = {{"UTF-16", "UTF-8", "ISO-8859-1", |
| "US-ASCII", "UTF-16BE", "UTF-16LE", |
| "INVALIDENCODING"}}; |
| } |
| |
| DEFINE_PROTO_FUZZER(const protobuf_mutator::xml::Input& message) { |
| std::string xml = MessageToXml(message.document()); |
| int options = message.options(); |
| |
| int use_ns = options % 2; |
| options /= 2; |
| auto enc = kEncodings[options % kEncodings.size()]; |
| XML_Parser parser = |
| use_ns ? XML_ParserCreateNS(enc, '\n') : XML_ParserCreate(enc); |
| XML_Parse(parser, xml.data(), xml.size(), true); |
| XML_ParserFree(parser); |
| } |