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llvm-mirror/lib/Fuzzer/FuzzerUtil.h
Marcos Pividori f6db228eaa [libFuzzer] Properly use unsigned for Process ID.
Use unsigned for PID instead of signed int. GetCurrentProcessId() returns
an unsigned (DWORD) so we must be sure we can deal with all possible values.
I use a long unsigned to be sure it can hold a 32 bit unsigned (DWORD).

Differential Revision: https://reviews.llvm.org/D27281

llvm-svn: 289558
2016-12-13 17:45:44 +00:00

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//===- FuzzerUtil.h - Internal header for the Fuzzer Utils ------*- C++ -* ===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Util functions.
//===----------------------------------------------------------------------===//
#ifndef LLVM_FUZZER_UTIL_H
#define LLVM_FUZZER_UTIL_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);
int NumberOfCpuCores();
bool ExecuteCommandAndReadOutput(const std::string &Command, std::string *Out);
// Platform specific functions.
void SetSignalHandler(const FuzzingOptions& Options);
void SleepSeconds(int Seconds);
unsigned long GetPid();
size_t GetPeakRSSMb();
int ExecuteCommand(const std::string &Command);
FILE *OpenProcessPipe(const char *Command, const char *Mode);
const void *SearchMemory(const void *haystack, size_t haystacklen,
const void *needle, size_t needlelen);
std::string CloneArgsWithoutX(const std::vector<std::string> &Args,
const char *X1, const char *X2);
inline std::string CloneArgsWithoutX(const std::vector<std::string> &Args,
const char *X) {
return CloneArgsWithoutX(Args, X, X);
}
} // namespace fuzzer
#endif // LLVM_FUZZER_UTIL_H