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// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// Simple test for a cutom mutator.
#include <assert.h>
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <iostream>
#include <ostream>
#include "FuzzerInterface.h"
static volatile int Sink;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
assert(Data);
if (Size > 0 && Data[0] == 'H') {
Sink = 1;
if (Size > 1 && Data[1] == 'i') {
Sink = 2;
if (Size > 2 && Data[2] == '!') {
std::cout << "BINGO; Found the target, exiting\n" << std::flush;
exit(1);
}
}
}
return 0;
}
extern "C" size_t LLVMFuzzerCustomMutator(uint8_t *Data, size_t Size,
size_t MaxSize, unsigned int Seed) {
static bool Printed;
if (!Printed) {
std::cerr << "In LLVMFuzzerCustomMutator\n";
Printed = true;
}
return LLVMFuzzerMutate(Data, Size, MaxSize);
}
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