public static extern int ZwAcceptConnectPort(ref System.IntPtr PortHandle, System.IntPtr PortContext, ref PORT_MESSAGE ConnectionRequest, byte AcceptConnection, ref PORT_VIEW ServerView, ref REMOTE_PORT_VIEW ClientView);
public static unsafe void ServerThread1()
{
// SECURITY_DESCRIPTOR sd = new SECURITY_DESCRIPTOR();
IntPtr sd = Marshal.AllocHGlobal(sizeof(SECURITY_DESCRIPTOR));
OBJECT_ATTRIBUTES ObjAttr = new OBJECT_ATTRIBUTES(); // Object attributes for the name
UNICODE_STRING PortName = new UNICODE_STRING();
int Status;
IntPtr LpcPortHandle;
IntPtr RequestBuffer = Marshal.AllocHGlobal(sizeof(G.PORT_MESSAGE) + Constants.MAX_LPC_DATA);
bool WeHaveToStop = false;
int nError;
TRANSFERRED_MESSAGE tm = TRANSFERRED_MESSAGE.Create();
//
// Initialize security descriptor that will be set to
// "Everyone has the full access"
//
if (!InitializeSecurityDescriptor_Ptr(out sd, SECURITY_DESCRIPTOR_REVISION))
{
nError = Marshal.GetLastWin32Error();
if (nError != Constants.S_OK)
{
throw new Win32Exception(nError);
}
}
//
// Set the empty DACL to the security descriptor
//
if (!SetSecurityDescriptorDacl_Ptr(ref sd, true, IntPtr.Zero, false))
{
nError = Marshal.GetLastWin32Error();
if (nError != Constants.S_OK)
{
throw new Win32Exception(nError);
}
}
uint securityDescriptorSize = 0;
ConvertStringSecurityDescriptorToSecurityDescriptor("S:(ML;;NW;;;LW)", 1, ref sd, ref securityDescriptorSize);
//
// Initialize attributes for the port and create it
//
//RtlInitUnicodeString(ref PortName, LpcPortName);
PortName.Length = (ushort)(LpcPortName.Length * 2);
PortName.MaximumLength = (ushort)(PortName.Length + 2);
PortName.buffer = Marshal.StringToHGlobalUni(LpcPortName);
NRegFreeCom.AssemblySystem a = new AssemblySystem();
//var qwe = LoadLibrary(@"I:\src\NLocalIpc\build\Debug\rpcrtex.dll");
// var aaaaa = NRegFreeCom.Interop.NativeMethods.GetProcAddress(qwe, "secddd");
var aa = a.LoadFrom(@"I:\src\NLocalIpc\build\Debug\rpcrtex.dll");
var aaa = aa.GetDelegate <secddd>();
sd = aaa();
OBJECT_ATTRIBUTES.InitializeObjectAttributes_Ptr(ref ObjAttr, ref PortName, 0, IntPtr.Zero, sd);
Console.WriteLine("Server: Creating LPC port \"{0}\" (NtCreatePort) ...\n", LpcPortName);
var msg = (uint)(sizeof(PORT_MESSAGE) + G.Constants.MAX_LPC_DATA);
Status = G.NativeMethods.NtCreatePort(out LpcPortHandle,
ref ObjAttr,
100,
msg,
0);
Console.WriteLine("Server: NtCreatePort result {0:x8}", Status);
AlpcErrorHandler.Check(Status);
//
// Process all incoming LPC messages
//
uint qwe = 0;
while (WeHaveToStop == false)
{
//PTRANSFERRED_MESSAGE
IntPtr LpcMessage = IntPtr.Zero;
IntPtr ServerHandle = IntPtr.Zero;
//
// Create the data buffer for the request
//
LpcMessage = RequestBuffer;
Console.WriteLine("Server: ------------- Begin loop ----------------------\n {0}", Status);
//
// Listen to the port. This call is blocking, and cannot be interrupted,
// even if the handle is closed. The only way how to stop the block is to send
// an LPC request which will be recognized by server thread as "Stop" command
//
AlpcErrorHandler.Check(Status);
Console.WriteLine("Server: Listening to LPC port (NtListenPort) ... {0} \n", LpcPortName);
Status = G.NativeMethods.NtListenPort(LpcPortHandle,
ref tm.Header);
Console.WriteLine("Server: NtListenPort result {0:x8}\n", Status);
//
// Accept the port connection
//
AlpcErrorHandler.Check(Status);
Console.WriteLine("Server: Accepting LPC connection (NtAcceptConnectPort) ...{0:}\n", LpcPortName);
IntPtr NULL = IntPtr.Zero;
G.PORT_VIEW pv = new G.PORT_VIEW();
G.REMOTE_PORT_VIEW cv = new G.REMOTE_PORT_VIEW();
AlpcPortHandle sh;
Status = G.NativeMethods.NtAcceptConnectPort_Ptr(out ServerHandle,
IntPtr.Zero,
ref tm.Header,
1,
NULL,
NULL);
Console.WriteLine("Server: NtAcceptConnectPort result {0:x8}\n", Status);
//
// Complete the connection
//
AlpcErrorHandler.Check(Status);
Console.WriteLine("Server: Completing LPC connection (NtCompleteConnectPort) ...{0:}\n", LpcPortName);
Status = G.NativeMethods.NtCompleteConnectPort(ServerHandle);
Console.WriteLine("Server: NtCompleteConnectPort result {0:x8}\n", Status);
//
// Now accept the data request coming from the port.
//
AlpcErrorHandler.Check(Status);
// lpcMsg = (TRANSFERRED_MESSAGE)Marshal.PtrToStructure(LpcMessage, typeof(TRANSFERRED_MESSAGE));
// mh = lpcMsg.Header;
Console.WriteLine("Server: Receiving LPC data (NtReplyWaitReceivePort) ...{0:}\n", LpcPortName);
IntPtr asd = Marshal.AllocHGlobal(sizeof(TRANSFERRED_MESSAGE));
Marshal.StructureToPtr(tm, asd, false);
Status = G.NativeMethods.NtReplyWaitReceivePort_NoMarshal(ServerHandle,
ref NULL,
IntPtr.Zero,
asd);
Console.WriteLine("Server: NtReplyWaitReceivePort result {0:x8}\n", Status);
var wqe = Marshal.PtrToStructure(asd, typeof(TRANSFERRED_MESSAGE));
// var qwe = Marshal.PtrToStringUni(tm.MessageText);
//
// Get the data sent by the client
//
AlpcErrorHandler.Check(Status);
// If a request has been received, answer to it.
switch (tm.Command)
{
case LPC_COMMAND_REQUEST_NOREPLY:
Console.WriteLine("Server: Received request {0}\n", tm.MessageText);
break; // Nothing more to do
case LPC_COMMAND_REQUEST_REPLY:
//_tprintf(_T("Server: Received request \"%s\"\n"), LpcMessage->MessageText);
//_tprintf(_T("Server: Sending reply (NtReplyPort) ...\n"), LpcPortName);
Status = G.NativeMethods.NtReplyPort(LpcPortHandle, ref tm.Header);
//_tprintf(_T("Server: NtReplyPort result 0x%08lX\n"), Status);
break;
case LPC_COMMAND_STOP: // Stop the work
//_tprintf(_T("Server: Stopping ...\n"));
WeHaveToStop = false;
break;
}
//
// Close the server connection handle
//
if (ServerHandle != NULL)
{
// _tprintf(_T("Server: Closing the request handle (NtClose) ...\n"), LpcPortName);
Status = NAlpc.NativeMethods.NtClose(ServerHandle);
//_tprintf(_T("Server: NtClose result 0x%08lX\n"), Status);
}
//_tprintf(_T("Server: ------------- End loop ----------------------\n"), Status);
}
return;
}
public static extern int ZwConnectPort(ref System.IntPtr PortHandle, ref NAlpc.UNICODE_STRING PortName, ref SECURITY_QUALITY_OF_SERVICE SecurityQos, ref PORT_VIEW ClientView, ref REMOTE_PORT_VIEW ServerView, ref uint MaxMessageLength, System.IntPtr ConnectionInformation, ref uint ConnectionInformationLength);