What are PROTSYM members PROTCI75 and PROTIN75 ​used for by Intertest CICS?

Products

• InterTest - CICS

Issue/Introduction

The PROTSYM file defined to the CICS region contains the following members: PROTCInn and PROTINnn (​where nn is the CICS level). What are these PROTSYM members used for?

The Intertest CICS PROTSYM file source code repository contains PROTCInn and PROTINnn members.

PROTCI73 PROTSYM  04/30/2026 13:33   455 HLASM 6.0, no purge
PROTCI74 PROTSYM  04/30/2026 13:33   455 HLASM 6.0, no purge  
PROTCI75 PROTSYM  04/30/2026 13:33   455 HLASM 6.0, no purge  
PROTCI76 PROTSYM  04/30/2026 13:33   455 HLASM 6.0, no purge  

PROTIN73 PROTSYM  09/02/2025 07:03   212 HLASM 6.0, no purge
PROTIN74 PROTSYM  09/02/2025 07:03   212 HLASM 6.0, no purge  
PROTIN75 PROTSYM  09/02/2025 07:03   212 HLASM 6.0, no purge  
PROTIN76 PROTSYM  09/02/2025 07:03   212 HLASM 6.0, no purge    

 

Environment

Z/OS

CICS

Resolution

The PROTSYM members PROTCInn and PROTINnn (​where nn is the CICS level) are used to structure the Intertest work area​ (PROTINnn) and the CICS control blocks (PROTCInn).

PROTCInn is used by the Intertest CICS command CORE=CSA to format the CICS Common System Area and PROTINnn is used by the Intertest CICS command CORE=WKAR to format the Intertest CICS work area.

The PROTCInn and PROTINnn members are loaded into the PROTSYM file using the JCL located in PDS HLQ.CAVHJCL member CABALSYM.

PROTCI73 and PROTIN73 ​a​re for CICS 5.6
PROTCI74 and PROTIN74 ​a​re for CICS 6.1
PROTCI75 and PROTIN75 ​a​re for CICS 6.2
PROTCI76 and PROTIN76 are for CICS 6.3