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The server module of an application that uses virtual channels must be a user-mode application running in a client session on the Remote Desktop Session Host (RD Session Host) server. Note that you must provide a method to start the server application. You can accomplish this in multiple ways; for example, you can use a logon script, or a program or script in the Startup folder. Users could also launch the application.
You must store the name of the virtual channel server application in the registry by adding a subkey under the following location:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Terminal Server\Addins
For more information about the subkey, see Monitoring Session Connections and Disconnections.
The server application can call the WTSVirtualChannelOpen function to open a handle to a virtual channel. The application can then use the handle in any of the following functions.
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Closes an open virtual channel handle.
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Deletes all queued input data sent from the client to the server on a specific virtual channel.
Note
This function currently is not used by Remote Desktop Services.
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Deletes all queued output data sent from the server to the client on a specific virtual channel.
Note
This function currently is not used by Remote Desktop Services.
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Returns information about a specified virtual channel.
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Reads data from the server end of a virtual channel.
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Writes data to the server end of a virtual channel.