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CLK/Machines/Utility/MemoryFuzzer.cpp
2020-05-09 23:03:33 -04:00

29 lines
617 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) {
const unsigned int divider = (unsigned(RAND_MAX) + 1) / 256;
unsigned int shift = 1, value = 1;
while(value < divider) {
value <<= 1;
++shift;
}
for(size_t c = 0; c < size; c++) {
buffer[c] = uint8_t(std::rand() >> shift);
}
}
void Memory::Fuzz(uint16_t *buffer, std::size_t size) {
Fuzz(reinterpret_cast<uint8_t *>(buffer), size * sizeof(uint16_t));
}