gtpd2m2eData Communications Services Reference

Relationships to Other Programs

Packages Used by This Package

Basic Message Switching Package
The XBPS package is used by the UI package to send long messages (more than 98 characters) to the 1977 terminals.

Format Output Message
FMSG is used by the UI package to build an output message consisting of a user-supplied output and the associated input message. This is done only for certain types of input messages.

3270 Input Simulator
If the input message originated from a 3270 type terminal, the 3270 Input Simulator (CSI) is used to put message in MI0MI format before passing control to the application.

1977/1980 Output Simulator
 

3270/4505 Output Message Simulator
If the response is to be sent to a 3270 type terminal the appropriate simulation program must be entered to format the message for 3270 (CSH for hardcopy or CSO for CRT output).

Packages Using This Package

All programs sending applications output messages may use this package. All programs receiving 1977, 2915, 4505, 3270 (Reservations) inputs receive them from this package.