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Parameter List

Most of the security function calls are associated with a standard parameter list. The startup and shutdown calls have no parameter list at all, and the value of R1 is unpredictable.

The standard signon parameter list consists of the following:

+ 0

Address of 8-byte user ID

+ 4

Address of 8-byte password or password phrase

+ 8

Address of 8-byte new password, new password phrase or blanks

+12

Address of 8-byte terminal name

+16

Address of 8-byte application name

+20

Address of 8-byte model profile name

+24

Address of 8-byte affinity name

+28

Address of signon 3270 data stream

+32

Length of 3270 data stream

+36

Address of 20-byte user data field

+40

Address of UINDEX record, except for call points 0, 4, and 36

+44

Address of security system control record or 0

+48

Address of the first of four contiguous 80-byte message lines

+52

Address of second 80-byte message line

+56

A token to be used for panel and variable processing

+60

Address of VSAM user record or 0.