Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
TZDBK
Control Block Contents
TZDBK DSECT
Cross Reference (Contains links to field and bit definitions)
TZDBK Prolog
Name : HCPTZDBK Description: Time Zone Definition Block DSECT : TZDBK Function : This DSECT maps the definitions of local time zones based on each zone's deviation from the standard time at longitude 0. This standard time is known as Universal Coordinated Time, abbreviation UTC. This standard was formerly known as Greenwich Mean Time, abbreviation GMT. Located by : PFXSYS -> SYSCM SYSZANCR -> TZABK (Time Zone Anchor Block) TZATZD -> TZDBK <TZDFWD -> TZDBK, until TZDFWD = 0> Created by : HCPTZNAD Deleted by : None
TZDBK Control Block Content
TZDBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure TZDBK Time Zone Definition Block 0000 0 Address 4 TZDFWD Forward pointer 0004 4 Signed 4 TZDZONE +/- seconds adjustment 0008 8 Character 4 TZDZNID Time zone id 0000000C TZDSIZE *-TZDBK Length of 1 entry 00000002 TZDSIZD (*-TZDBK+7)/8 Length in Double words
TZDBK Storage Layout
*** TZDBK - Time Zone Definition Block * * +---------------------------+---------------------------+ * 0 | TZDFWD | TZDZONE | * +---------------------------+---------------------------+ * 8 | TZDZNID | C * +---------------------------+ * *** TZDBK - Time Zone Definition Block
TZDBK Cross Reference
Symbol Dspl Value -------------- ---- ----- TZDFWD 0000 TZDSIZD 0008 00000002 TZDSIZE 0008 0000000C TZDZNID 0008 TZDZONE 0004
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