Move a Connection into Another Socket

See more Socket/SSL/TLS Examples

Demonstrates Socket.TakeConnection, which moves the active connection from one Socket into another. The receiving object first releases any connection it previously held.

--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    DECLARE @listenSock int
    EXEC @hr = sp_OACreate 'Chilkat.Socket', @listenSock OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @listenSock, 'BindAndListen', @success OUT, 5000, 25
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @listenSock, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @listenSock
        RETURN
      END

    DECLARE @connectedSock int
    EXEC @hr = sp_OACreate 'Chilkat.Socket', @connectedSock OUT

    EXEC sp_OAMethod @listenSock, 'AcceptNext', @success OUT, 20000, @connectedSock
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @listenSock, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @listenSock
        EXEC @hr = sp_OADestroy @connectedSock
        RETURN
      END

    --  Move the active connection out of connectedSock and into another Socket object.  Unlike
    --  TakeSocket, this does not add a member to a socket set.  After success, connectedSock holds no
    --  connection.
    DECLARE @handlerSock int
    EXEC @hr = sp_OACreate 'Chilkat.Socket', @handlerSock OUT

    EXEC sp_OAMethod @handlerSock, 'TakeConnection', @success OUT, @connectedSock
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @handlerSock, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @listenSock
        EXEC @hr = sp_OADestroy @connectedSock
        EXEC @hr = sp_OADestroy @handlerSock
        RETURN
      END

    PRINT 'Connection moved to the handler socket.'

    EXEC @hr = sp_OADestroy @listenSock
    EXEC @hr = sp_OADestroy @connectedSock
    EXEC @hr = sp_OADestroy @handlerSock


END
GO