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#pragma once
#include <vector>
#include <map>
#include <windows.h>
// https://github.com/erayarslan/WriteProcessMemory-Example
// http://stackoverflow.com/q/32798185
// http://stackoverflow.com/q/36018838
// http://stackoverflow.com/q/1387064
class Memory
{
public:
Memory(const std::string& processName);
~Memory();
Memory(const Memory& memory) = delete;
Memory& operator=(const Memory& other) = delete;
template<class T>
std::vector<T> ReadData(const std::vector<int>& offsets, size_t numItems) {
std::vector<T> data;
data.resize(numItems);
for (int i=0; i<5; i++) {
if (ReadProcessMemory(_handle, ComputeOffset(offsets), &data[0], sizeof(T) * numItems, nullptr))
{
return data;
}
}
ThrowError();
return {};
}
template <class T>
void WriteData(const std::vector<int>& offsets, const std::vector<T>& data) {
for (int i=0; i<5; i++) {
if (WriteProcessMemory(_handle, ComputeOffset(offsets), &data[0], sizeof(T) * data.size(), nullptr)) {
return;
}
}
ThrowError();
}
private:
void ThrowError();
void* ComputeOffset(std::vector<int> offsets);
std::map<uintptr_t, uintptr_t> _computedAddresses;
uintptr_t _baseAddress = 0;
HANDLE _handle = nullptr;
};
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