tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.cpp
author Christian Holler (:decoder) <choller@mozilla.com>
Thu, 01 Sep 2016 15:07:01 +0200
changeset 314050 427fea673dd0dd614c896bdac9c67e631bd561ac
parent 312967 95e68b473e91d27a6c469c4a4765aa04e784c800
child 312968 13a770064f3ee6f6da31c085059a443bff1517d6
permissions -rw-r--r--
Bug 1289194 - Experimental LibFuzzer integration. r=glandium MozReview-Commit-ID: 9njDcbltyow

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * * This Source Code Form is subject to the terms of the Mozilla Public
 * * License, v. 2.0. If a copy of the MPL was not distributed with this
 * * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "LibFuzzerRunner.h"
#include "mozilla/Attributes.h"
#include "testing/TestHarness.h"
#include "prenv.h"

namespace mozilla {

// We use a static var 'libFuzzerRunner' defined in nsAppRunner.cpp.
// libFuzzerRunner is initialized to nullptr but if LibFuzzer (this file)
// is linked in then libFuzzerRunner will be set here indicating that
// we want to call into LibFuzzer's main.
class _InitLibFuzzer {
public:
  _InitLibFuzzer() {
    libFuzzerRunner = new LibFuzzerRunner();
  }
} InitLibFuzzer;

int LibFuzzerRunner::Run() {
  ScopedXPCOM xpcom("LibFuzzer");
  return mFuzzerMain(mArgc, mArgv);
}

typedef int(*LibFuzzerMain)(int, char**);

void LibFuzzerRunner::setParams(int argc, char** argv, LibFuzzerMain main) {
  mArgc = argc;
  mArgv = argv;
  mFuzzerMain = main;
}

} // namespace mozilla