Move a Connection into a Socket Set

See more Socket/SSL/TLS Examples

Demonstrates Socket.TakeSocket, which moves a connection into a newly created member of this object's socket set. After one or more calls, the object acts as a set of sockets.

--
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 connection out of connectedSock and into a newly created member of this object's socket
    --  set.  After one or more such calls, socketSet acts as a set of connected sockets (useful with the
    --  SelectForReading / SelectForWriting methods).  After success, connectedSock holds no connection.
    DECLARE @socketSet int
    EXEC @hr = sp_OACreate 'Chilkat.Socket', @socketSet OUT

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

    PRINT 'Connection added to the socket set.'

    EXEC @hr = sp_OADestroy @listenSock
    EXEC @hr = sp_OADestroy @connectedSock
    EXEC @hr = sp_OADestroy @socketSet


END
GO