forked from Research/WhisperCom
90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
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//===- FuzzerDefs.h - Internal header for the Fuzzer ------------*- C++ -* ===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// Basic definitions.
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_FUZZER_DEFS_H
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#define LLVM_FUZZER_DEFS_H
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#include <cassert>
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#include <cstddef>
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#include <cstdint>
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#include <cstring>
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#include <string>
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#include <vector>
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// Platform detection.
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#ifdef __linux__
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#define LIBFUZZER_APPLE 0
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#define LIBFUZZER_LINUX 1
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#define LIBFUZZER_WINDOWS 0
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#elif __APPLE__
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#define LIBFUZZER_APPLE 1
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#define LIBFUZZER_LINUX 0
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#define LIBFUZZER_WINDOWS 0
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#elif _WIN32
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#define LIBFUZZER_APPLE 0
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#define LIBFUZZER_LINUX 0
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#define LIBFUZZER_WINDOWS 1
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#else
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#error "Support for your platform has not been implemented"
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#endif
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#define LIBFUZZER_POSIX LIBFUZZER_APPLE || LIBFUZZER_LINUX
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#ifdef __x86_64
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#define ATTRIBUTE_TARGET_POPCNT __attribute__((target("popcnt")))
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#else
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#define ATTRIBUTE_TARGET_POPCNT
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#endif
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#ifdef __clang__ // avoid gcc warning.
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# define ATTRIBUTE_NO_SANITIZE_MEMORY __attribute__((no_sanitize("memory")))
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#else
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# define ATTRIBUTE_NO_SANITIZE_MEMORY
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#endif
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namespace fuzzer {
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template <class T> T Min(T a, T b) { return a < b ? a : b; }
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template <class T> T Max(T a, T b) { return a > b ? a : b; }
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class Random;
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class Dictionary;
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class DictionaryEntry;
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class MutationDispatcher;
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struct FuzzingOptions;
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class InputCorpus;
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struct InputInfo;
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struct ExternalFunctions;
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// Global interface to functions that may or may not be available.
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extern ExternalFunctions *EF;
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typedef std::vector<uint8_t> Unit;
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typedef std::vector<Unit> UnitVector;
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typedef int (*UserCallback)(const uint8_t *Data, size_t Size);
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int FuzzerDriver(int *argc, char ***argv, UserCallback Callback);
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struct ScopedDoingMyOwnMemmem {
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ScopedDoingMyOwnMemmem();
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~ScopedDoingMyOwnMemmem();
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};
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inline uint8_t Bswap(uint8_t x) { return x; }
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inline uint16_t Bswap(uint16_t x) { return __builtin_bswap16(x); }
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inline uint32_t Bswap(uint32_t x) { return __builtin_bswap32(x); }
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inline uint64_t Bswap(uint64_t x) { return __builtin_bswap64(x); }
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} // namespace fuzzer
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#endif // LLVM_FUZZER_DEFS_H
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