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📄 FuzzerBuiltins.h(1.25 KB)
📄 FuzzerBuiltinsMsvc.h(2.33 KB)
📄 FuzzerCommand.h(5.95 KB)
📄 FuzzerCorpus.h(16.93 KB)
📄 FuzzerCrossOver.cpp(1.85 KB)
📄 FuzzerDataFlowTrace.cpp(9.93 KB)
📄 FuzzerDataFlowTrace.h(3.98 KB)
📄 FuzzerDefs.h(1.99 KB)
📄 FuzzerDictionary.h(3.32 KB)
📄 FuzzerDriver.cpp(28.35 KB)
📄 FuzzerExtFunctions.def(2.5 KB)
📄 FuzzerExtFunctions.h(1.04 KB)
📄 FuzzerExtFunctionsDlsym.cpp(1.63 KB)
📄 FuzzerExtFunctionsWeak.cpp(1.9 KB)
📄 FuzzerExtFunctionsWindows.cpp(2.79 KB)
📄 FuzzerExtraCounters.cpp(1.55 KB)
📄 FuzzerFlags.def(10.02 KB)
📄 FuzzerFork.cpp(12.53 KB)
📄 FuzzerFork.h(778 B)
📄 FuzzerIO.cpp(4.47 KB)
📄 FuzzerIO.h(3.31 KB)
📄 FuzzerIOPosix.cpp(4.47 KB)
📄 FuzzerIOWindows.cpp(11.59 KB)
📄 FuzzerInterface.h(3.03 KB)
📄 FuzzerInternal.h(5.33 KB)
📄 FuzzerLoop.cpp(28.54 KB)
📄 FuzzerMain.cpp(791 B)
📄 FuzzerMerge.cpp(13.75 KB)
📄 FuzzerMerge.h(3.31 KB)
📄 FuzzerMutate.cpp(20.02 KB)
📄 FuzzerMutate.h(6.57 KB)
📄 FuzzerOptions.h(2.36 KB)
📄 FuzzerPlatform.h(4.69 KB)
📄 FuzzerRandom.h(1.21 KB)
📄 FuzzerSHA1.cpp(5.56 KB)
📄 FuzzerSHA1.h(978 B)
📄 FuzzerTracePC.cpp(22.56 KB)
📄 FuzzerTracePC.h(8.87 KB)
📄 FuzzerUtil.cpp(6.75 KB)
📄 FuzzerUtil.h(3.25 KB)
📄 FuzzerUtilDarwin.cpp(5.87 KB)
📄 FuzzerUtilFuchsia.cpp(20.16 KB)
📄 FuzzerUtilLinux.cpp(1.12 KB)
📄 FuzzerUtilPosix.cpp(5.07 KB)
📄 FuzzerUtilWindows.cpp(5.93 KB)
📄 FuzzerValueBitMap.h(2.24 KB)
📄 README.txt(40 B)

Editing: FuzzerUtil.h

//===- FuzzerUtil.h - Internal header for the Fuzzer Utils ------*- 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
//
//===----------------------------------------------------------------------===//
// Util functions.
//===----------------------------------------------------------------------===//

#ifndef LLVM_FUZZER_UTIL_H
#define LLVM_FUZZER_UTIL_H

#include "FuzzerBuiltins.h"
#include "FuzzerBuiltinsMsvc.h"
#include "FuzzerCommand.h"
#include "FuzzerDefs.h"

namespace fuzzer {

void PrintHexArray(const Unit &U, const char *PrintAfter = "");

void PrintHexArray(const uint8_t *Data, size_t Size,
                   const char *PrintAfter = "");

void PrintASCII(const uint8_t *Data, size_t Size, const char *PrintAfter = "");

void PrintASCII(const Unit &U, const char *PrintAfter = "");

// Changes U to contain only ASCII (isprint+isspace) characters.
// Returns true iff U has been changed.
bool ToASCII(uint8_t *Data, size_t Size);

bool IsASCII(const Unit &U);

bool IsASCII(const uint8_t *Data, size_t Size);

std::string Base64(const Unit &U);

void PrintPC(const char *SymbolizedFMT, const char *FallbackFMT, uintptr_t PC);

std::string DescribePC(const char *SymbolizedFMT, uintptr_t PC);

void PrintStackTrace();

void PrintMemoryProfile();

unsigned NumberOfCpuCores();

// Platform specific functions.
void SetSignalHandler(const FuzzingOptions& Options);

void SleepSeconds(int Seconds);

unsigned long GetPid();

size_t GetPeakRSSMb();

int ExecuteCommand(const Command &Cmd);
bool ExecuteCommand(const Command &Cmd, std::string *CmdOutput);

// Fuchsia does not have popen/pclose.
FILE *OpenProcessPipe(const char *Command, const char *Mode);
int CloseProcessPipe(FILE *F);

const void *SearchMemory(const void *haystack, size_t haystacklen,
                         const void *needle, size_t needlelen);

std::string CloneArgsWithoutX(const Vector<std::string> &Args,
                              const char *X1, const char *X2);

inline std::string CloneArgsWithoutX(const Vector<std::string> &Args,
                                     const char *X) {
  return CloneArgsWithoutX(Args, X, X);
}

inline std::pair<std::string, std::string> SplitBefore(std::string X,
                                                       std::string S) {
  auto Pos = S.find(X);
  if (Pos == std::string::npos)
    return std::make_pair(S, "");
  return std::make_pair(S.substr(0, Pos), S.substr(Pos));
}

void DiscardOutput(int Fd);

std::string DisassembleCmd(const std::string &FileName);

std::string SearchRegexCmd(const std::string &Regex);

size_t SimpleFastHash(const uint8_t *Data, size_t Size);

inline uint32_t Log(uint32_t X) { return 32 - Clz(X) - 1; }

inline size_t PageSize() { return 4096; }
inline uint8_t *RoundUpByPage(uint8_t *P) {
  uintptr_t X = reinterpret_cast<uintptr_t>(P);
  size_t Mask = PageSize() - 1;
  X = (X + Mask) & ~Mask;
  return reinterpret_cast<uint8_t *>(X);
}
inline uint8_t *RoundDownByPage(uint8_t *P) {
  uintptr_t X = reinterpret_cast<uintptr_t>(P);
  size_t Mask = PageSize() - 1;
  X = X & ~Mask;
  return reinterpret_cast<uint8_t *>(X);
}

}  // namespace fuzzer

#endif  // LLVM_FUZZER_UTIL_H

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