DosCallPSD

Description

Perform generic APP/PSD communication.

This function performs generic application/PSD communication. The entry arguments, and return codes are not interpreted by OS/2, it is passed verbatim to, and from the PSD.

Function number, Argument.

Return code.

This function can only be called from protect mode applications. There is currently no plan to provide a DOS mode equivalent.

If the PSD does not export the PSD_APP_COMM function, and the DosCallPSD API is invoked, ERROR_INVALID_FUNCTION is returned.