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//===- FuzzerExtFunctions.h - Interface to external functions ---*- C++ -* ===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// Defines an interface to (possibly optional) functions.
//===----------------------------------------------------------------------===//
#ifndef LLVM_FUZZER_EXT_FUNCTIONS_H
#define LLVM_FUZZER_EXT_FUNCTIONS_H
#include <stddef.h>
#include <stdint.h>
namespace fuzzer {
struct ExternalFunctions {
// Initialize function pointers. Functions that are not available will be set
// to nullptr. Do not call this constructor before ``main()`` has been
// entered.
ExternalFunctions();
#define EXT_FUNC(NAME, RETURN_TYPE, FUNC_SIG, WARN) \
RETURN_TYPE(*NAME) FUNC_SIG = nullptr
#include "FuzzerExtFunctions.def"
#undef EXT_FUNC
};
} // namespace fuzzer
#endif
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