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// Copyright 2021 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TESTING_LIBFUZZER_LIBFUZZER_EXPORTS_MAC_H_
#define TESTING_LIBFUZZER_LIBFUZZER_EXPORTS_MAC_H_
// On macOS, the linker may strip symbols for functions that are not reachable
// by the program entrypoint. Several libFuzzer functions are resolved via
// dlsym at runtime and therefore may be dead-stripped as a result. Including
// this header in the fuzzer's implementation file will ensure that all the
// symbols are kept and exported.
#define EXPORT_FUZZER_FUNCTION \
__attribute__((used)) __attribute__((visibility("default")))
extern "C" {
EXPORT_FUZZER_FUNCTION int LLVMFuzzerInitialize(int* argc, char*** argv);
EXPORT_FUZZER_FUNCTION int LLVMFuzzerTestOneInput(const uint8_t* data,
size_t size);
EXPORT_FUZZER_FUNCTION size_t LLVMFuzzerCustomMutator(uint8_t* data,
size_t size,
size_t max_size,
unsigned int seed);
EXPORT_FUZZER_FUNCTION size_t LLVMFuzzerCustomCrossOver(const uint8_t* data1,
size_t size1,
const uint8_t* data2,
size_t size2,
uint8_t* out,
size_t max_out_size,
unsigned int seed);
EXPORT_FUZZER_FUNCTION size_t LLVMFuzzerMutate(uint8_t* data,
size_t size,
size_t max_size);
} // extern "C"
#undef EXPORT_FUZZER_FUNCTION
#endif // TESTING_LIBFUZZER_LIBFUZZER_EXPORTS_MAC_H_
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