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4 years ago
#pragma once
#include <windows.h>
#include <cstdint>
#include <cstddef>
extern "C" NTSTATUS __protect_virtual_memory(
HANDLE p_handle,
void** base_addr,
std::size_t* bytes_to_protect,
std::uint32_t new_protect,
std::uint32_t* old_protect
);
extern "C" NTSTATUS __write_virtual_memory(
HANDLE p_handle,
void* base_addr,
void* buffer,
std::size_t size,
std::size_t* bytes_written
);
extern "C" NTSTATUS __read_virtual_memory(
HANDLE p_handle,
void* base_addr,
void* buffer,
std::size_t size,
std::size_t* bytes_written
);
extern "C" NTSTATUS __alloc_virtual_memory(
HANDLE p_handle,
void** base_addr,
std::uint32_t zero_bits,
std::size_t* size,
std::uint32_t alloc_type,
std::uint32_t protect
);
namespace direct
{
__forceinline bool protect_virtual_memory(
HANDLE p_handle,
void* base_addr,
std::size_t size,
std::uint32_t protect,
std::uint32_t* old_protect
)
{
return ERROR_SUCCESS == ::__protect_virtual_memory(p_handle, &base_addr, &size, protect, old_protect);
}
__forceinline bool write_virtual_memory(
HANDLE p_handle,
void* base_addr,
void* buffer,
std::size_t size
)
{
std::size_t bytes_written;
return ERROR_SUCCESS == __write_virtual_memory(p_handle, base_addr, buffer, size, &bytes_written);
}
__forceinline bool read_virtual_memory(
HANDLE p_handle,
void* addr,
void* buffer,
std::size_t size
)
{
std::size_t bytes_written;
return ERROR_SUCCESS == ::__read_virtual_memory(p_handle, addr, buffer, size, &bytes_written);
}
__forceinline void* alloc_virtual_memory(
HANDLE p_handle,
std::size_t size,
std::uint32_t protect
)
{
void* base_addr = NULL;
::__alloc_virtual_memory(
p_handle,
&base_addr,
NULL,
&size,
MEM_COMMIT | MEM_RESERVE,
protect
);
return base_addr;
}
}