public byte[] ReadProcMem(IntPtr addressToRead, int lengthToRead)
{
var newProtect = MemoryProtectionConstants.PAGE_READWRITE;
if (!Unmanaged.VirtualProtectEx(Proc, addressToRead, (UIntPtr)lengthToRead, newProtect,
out MemoryProtectionConstants oldProtect))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: ReadProcMem set VirtualProtectEx error {0}", error.Message));
}
var buffer = new byte[lengthToRead];
if (!Unmanaged.ReadProcessMemory(Proc, addressToRead, buffer, lengthToRead, out IntPtr bufferRead))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: ReadProcMem ReadProcessMemory error {0}", error.Message));
}
if (!Unmanaged.VirtualProtectEx(Proc, addressToRead, (UIntPtr)lengthToRead, oldProtect, out newProtect))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: ReadProcMem unset VirtualProtectEx error {0}", error.Message));
}
Unmanaged.FlushInstructionCache(Proc, addressToRead, (UIntPtr)lengthToRead);
return(buffer);
}
public int WriteProcMem(IntPtr addressToWrite, byte[] bytesToWrite)
{
var newProtect = MemoryProtectionConstants.PAGE_READWRITE;
if (!Unmanaged.VirtualProtectEx(Proc, addressToWrite, (UIntPtr)bytesToWrite.Length, newProtect, out MemoryProtectionConstants oldProtect))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: WriteProcMem set VirtualProtectEx error {0}", error.Message));
}
if (!Unmanaged.WriteProcessMemory(Proc, addressToWrite, bytesToWrite, bytesToWrite.Length, out int bufferWritten))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: WriteProcMem WriteProcessMemory error {0}", error.Message));
}
if (!Unmanaged.VirtualProtectEx(Proc, addressToWrite, (UIntPtr)bytesToWrite.Length, oldProtect, out newProtect))
{
var error = new Win32Exception(Marshal.GetLastWin32Error());
throw new Exception(string.Format("ERROR: WriteProcMem unset VirtualProtectEx error {0}", error.Message));
}
Unmanaged.FlushInstructionCache(Proc, addressToWrite, (UIntPtr)bytesToWrite.Length);
return(bufferWritten);
}