NET/MASTER Network Control Language (NCL) Programmer's Guide

Standard and User-Defined Maps
11–2 106160 Tandem Computers Incorporated
Table 11-2 summarizes the standard maps discussed in this section.
Table 11-2. Standard Maps
Map Description
$MSG Used to interpret the data in an MDO variable that contains a message traveling
to, from, or within NonStop NET/MASTER MS.
$NCL Used to interpret the data in an MDO variable that contains a record being written
to or read from a mapped user database (UDB).
$SEC Used to interpret the data in an MDO variable that contains a record being written
to or read from the User ID Management Services (UMS) database.
$SPI Used to interpret the portion of the data in an MDO variable mapped by the map
$MSG that contains the NonStop NET/MASTER MS equivalent of Subsystem
Programmatic Interface (SPI) tokens.
Table 11-3 summarizes the verbs that can refer to standard maps.
Table 11-3. Maps Referred to by Verbs
Map Verbs
$MSG ASSIGN, EMS*, INT*, LOG*, MSG*
$NCL ASSIGN, FILE, WRITE
$SEC ASSIGN, SECCALL
$SPI ASSIGN, EMS*, INT*, LOG*, MSG* (Verbs do not usually refer directly to $SPI.)
INT*, EMS*, LOG*, and MSG*, refer to all verbs beginning with the letters INT, EMS, LOG, and MSG,
respectively.
(Section 2, “NCL Summary,” discusses the meaning of the asterisk (*) following the
letters EMS, INT, LOG, and MSG.)