MAI Installation Exit MAIEX02 › Contents of the Communications Area › MAI Session Start Call

MAI Session Start Call

The MAI Session Start call is made when a new MAI session is about to start. The following parameters are contained in the communications area:

• Function code, F‘8’
• Address of the communications area
• ID of this system
• Security Exit correlator
• User ID of user starting the session
• Node name of terminal from which session is being started
• Session ID of session being started
• Terminal’s screen sizes
• Flags to indicate whether the session is MAI-OC
• Language code of the user
• System Correlator

Items from this point onwards can be modified by the exit and the modified information will be used when the session is created:

• User Correlator
• User Security Token
• Session Correlator
• Any LU name chosen by the user
• MAI node name prefix as designated by a SYSPARMS MAIOPREF command
• The application with which the session will be started
• The LOGMODE name chosen by the user or MAI
• The length of any user data to be passed to the application at LOGON
• The user data itself
• An area into which the exit may place an error message if the session is to be refused
• A work area to be used for any purpose
• An indicator word, into which the exit places a value of F‘4’ if it requires an ACB open call
• The name of an NCL procedure to perform session script functions, and optional parameters to be passed to it