ALCBK | Back to Index page |
Prolog Control Block Contents ALCBK DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
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ALCBK Prolog | Top of page |
NAME : HCPALCBK DESCRIPTION: Access-List Control Block DSECT : ALCBK FUNCTION : This DSECT maps the control block used to manage an ESA/370 access list. LOCATED BY : ALEALCBK in the second access-list entry of an access list built by CP (the one with ALEN=1). CREATED BY : HCPALMCR when an access list is created. DELETED BY : HCPALMDS when an access list is destroyed. RELOCATION CONSIDERATIONS : None NOTES : The contents of this control block, and the access-list designation indicated by ALCALD are serialized by the access-list-control lock, the lockword for which is ASCLOCK. |
ALCBK Control Block Content | Top of page |
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ALCBK Storage Layout | Top of page |
*** ALCBK - Access-List Control Block * * +---------------------------+---------------------------+ * 0 | ALCALD | ALCAL | * +---------------------------+---------------------------+ * 8 | ALCOWNER |///////////////////////////| * +---------------------------+---------------------------+ * 10 | ALCSPIBK | ALCDEFRQ | * +---------------------------+---------------------------+ * 18 | | * = ALCLOCK = * | | * +---------------------------+---------------------------+ * 30 | ALCALSIZ | ALCMAXSZ | * +---------------------------+---------------------------+ * 38 | ALCFREE | ALCNXTCP | * +---------------------------+---------------------------+ * 40 * *** ALCBK - Access-List Control Block |
ALCBK Cross Reference | Top of page |
Symbol Dspl Value -------------- ---- ----- ALCAL 0004 ALCALD 0000 ALCALSIZ 0030 ALCDEFRQ 0014 ALCFREE 0038 ALCLEN 003C 00000040 ALCLOCK 0018 ALCMAXSZ 0034 ALCNXTCP 003C ALCOWNER 0008 ALCSIZE 003C 00000008 ALCSPIBK 0010 |
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