41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
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//===-- llvm-dwarfdump-fuzzer.cpp - Fuzz the llvm-dwarfdump tool ----------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// This file implements a function that runs llvm-dwarfdump
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/// on a single input. This function is then linked into the Fuzzer library.
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///
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/DIContext.h"
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#include "llvm/DebugInfo/DWARF/DWARFContext.h"
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#include "llvm/Object/ObjectFile.h"
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#include "llvm/Support/MemoryBuffer.h"
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using namespace llvm;
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using namespace object;
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extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
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std::unique_ptr<MemoryBuffer> Buff = MemoryBuffer::getMemBuffer(
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StringRef((const char *)data, size), "", false);
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Expected<std::unique_ptr<ObjectFile>> ObjOrErr =
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ObjectFile::createObjectFile(Buff->getMemBufferRef());
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if (auto E = ObjOrErr.takeError()) {
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consumeError(std::move(E));
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return 0;
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}
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ObjectFile &Obj = *ObjOrErr.get();
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std::unique_ptr<DIContext> DICtx = DWARFContext::create(Obj);
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DIDumpOptions opts;
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opts.DumpType = DIDT_All;
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DICtx->dump(nulls(), opts);
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return 0;
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}
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