private DllWrapper(int processId, SafeHandle hProcess, IAutoScalingSharedBuffer buffer) : base(IntPtr.Zero, false)
{
m_process = hProcess;
m_buffer = buffer;
m_unwrapper = buffer.Reserve(c_unwrapper.Length * 4 + c_padding);
m_unwrapper.WriteNullTerminatedString(c_padding, c_unwrapper, Encoding.Unicode);
m_pid = processId;
SetHandle(getHandle(processId, "Kernel32.dll"));
}
// todo: dispose before buffer disposed or use other memory
public DllWrapper(string name, SafeHandle hProcess, int processId, DllWrapper kernel, IAutoScalingSharedBuffer buffer) : base(IntPtr.Zero, true)
{
m_process = hProcess;
m_kernel = kernel;
m_buffer = buffer;
m_unwrapper = m_kernel.m_unwrapper;
m_pid = processId;
SetHandle(getHandle(processId, name));
}
public InterprocessManualResetEventSlim InitializeInteraction(IAutoManagedMemory queue)
{
if (!Kernel.DuplicateHandle(m_process, (IntPtr)this[c_init, false](queue), Process.GetCurrentProcess()
.Handle, out var duplicated))
{
throw new InvalidOperationException($"Can't duplicate handle (error: 0x{Kernel.GetLastError():X})");
}
return(new InterprocessManualResetEventSlim(duplicated, true));
}
private SafeWaitHandleSlim callProc(IAutoManagedMemory unwrapperArg)
{
var thread = new SafeWaitHandleSlim(Kernel.CreateRemoteThread(m_process, 0, 0, m_unwrapper + c_padding, unwrapperArg.Start, 0, out _), true);
if (thread.DangerousGetHandle() == IntPtr.Zero)
{
throw new InvalidOperationException($"Error: 0x{Kernel.GetLastError():X}");
}
return(thread);
}
internal void AddNested(IAutoManagedMemory nested)
{
m_nested.Add(nested);
}
public void Write(int offset, IAutoManagedMemory pointer)
{
Write(offset, pointer.Start);
}
public bool TryReserve(int size, out IAutoManagedMemory reserved)
{
reserved = reserveBlock(size);
return(reserved != null);
}
