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CLK/Machines/Utility/MemoryFuzzer.cpp

29 lines
611 B
C++

//
// MemoryFuzzer.cpp
// Clock Signal
//
// Created by Thomas Harte on 19/10/2016.
// Copyright © 2016 Thomas Harte. All rights reserved.
//
#include "MemoryFuzzer.hpp"
#include <cstdlib>
void Memory::Fuzz(uint8_t *buffer, std::size_t size) {
unsigned int divider = (static_cast<unsigned int>(RAND_MAX) + 1) / 256;
unsigned int shift = 1, value = 1;
while(value < divider) {
value <<= 1;
shift++;
}
for(std::size_t c = 0; c < size; c++) {
buffer[c] = static_cast<uint8_t>(std::rand() >> shift);
}
}
void Memory::Fuzz(std::vector<uint8_t> &buffer) {
Fuzz(buffer.data(), buffer.size());
}