centipede/minimize_crash.h

// Copyright 2022 The Centipede Authors.
//
// 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
//
//      https://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.

#ifndef THIRD_PARTY_CENTIPEDE_MINIMIZE_CRASH_H_
#define THIRD_PARTY_CENTIPEDE_MINIMIZE_CRASH_H_

#include "./centipede/centipede_callbacks.h"
#include "./centipede/defs.h"
#include "./centipede/environment.h"

namespace centipede {

// Tries to minimize `crashy_input`.
// Uses `callbacks_factory` to create `env.num_threads` workers.
// Returns EXIT_SUCCESS if at least one smaller crasher was found,
// EXIT_FAILURE otherwise.
// Also returns EXIT_FAILURE if the original input didn't crash.
// Stores the newly found crashy inputs in `env.MakeCrashReproducerDirPath()`.
int MinimizeCrash(ByteSpan crashy_input, const Environment &env,
                  CentipedeCallbacksFactory &callbacks_factory);

}  // namespace centipede

#endif  // THIRD_PARTY_CENTIPEDE_MINIMIZE_CRASH_H_