SDAMSEX1 - SDAM API Security Exit

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# SDAMSEX1 - SDAM API Security Exit

SDAMSEX1 is a user-written routine called by the SDAM API before a request is passed to SDAM. The exit can be used to impose security restrictions on the use of SDAM functions and resources, over and above those defined in Com-plete.

This document covers the following topics:

- SDAMSEX1 Conventions

## SDAMSEX1 Conventions

The following table summarizes the SDAMSEX1 linkage conventions:

Feature | Convention
--- | ---
Registers at Return | Registers 12 through 14 must not be modified.
Parameters | Register 1: Points to the SACB (SDAM control block)
Return Codes |
0 | Allow the function
4 | Disallow the function.
Considerations |
a | Called by SDAM
b | Linkage is dynamic, with COLOAD