| //===-- llvm-dwarfdump-fuzzer.cpp - Fuzz the llvm-dwarfdump tool ----------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// \brief This file implements a function that runs llvm-dwarfdump |
| /// on a single input. This function is then linked into the Fuzzer library. |
| /// |
| //===----------------------------------------------------------------------===// |
| #include "llvm/DebugInfo/DIContext.h" |
| #include "llvm/DebugInfo/DWARF/DWARFContext.h" |
| #include "llvm/Object/ObjectFile.h" |
| #include "llvm/Support/MemoryBuffer.h" |
| |
| using namespace llvm; |
| using namespace object; |
| |
| extern "C" void LLVMFuzzerTestOneInput(uint8_t *data, size_t size) { |
| std::unique_ptr<MemoryBuffer> Buff = MemoryBuffer::getMemBuffer( |
| StringRef((const char *)data, size), "", false); |
| |
| Expected<std::unique_ptr<ObjectFile>> ObjOrErr = |
| ObjectFile::createObjectFile(Buff->getMemBufferRef()); |
| if (auto E = ObjOrErr.takeError()) { |
| consumeError(std::move(E)); |
| return; |
| } |
| ObjectFile &Obj = *ObjOrErr.get(); |
| std::unique_ptr<DIContext> DICtx(new DWARFContextInMemory(Obj)); |
| DICtx->dump(nulls(), DIDT_All); |
| } |