z/OS DFSMS Installation Exits
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File End on Volume Exit Function-Specific Parameter List

z/OS DFSMS Installation Exits
SC23-6850-01

The following figure is the format of the function-specific parameter list for the File End on Volume Exit. See Table 1 for a description of the main parameter list.

Table 1. File End on Volume Exit Function-Specific Parameter List
Offset Length or Bit Pattern Name Description
00 (X'00')   TEPE File-end-on-volume exit parameter list
00 (X'00') 8 TEPEID Control block identifier
08 (X'08') 4 TEPELEN Length of parameter list
12 (X'0C') 1 TEPEVER Version of parameter list (1)
13 (X'0D') 3   Reserved
16 (X' 10') 4 TEPEBLKID Address of the four-byte block identifier of the next HDR1 label after the trailer labels; it is initialized during the output process.
20 (X' 14') 1 TEPEPARP Media position (n). Represents the distance from beginning of the volume to start of the data set.
21 (X' 15') 1 TEPEFLAG1 Flags
1... .... TEPELEFT CLOSE disposition; end of file UCBFSC/UCBFSEQ incremented
.1.. .... TEPEFILES File start on volume exit previously received control.
22 (X'16') 2   Reserved
24 (X'18') 4 TEPETBLK Total block count across all volumes; initialized at EOV and CLOSE output
28 (X'1C') 4 TEPELSTB Total of unsynchronized blocks that were written to the storage controller but an I/O error prevented them from being written to the medium. It includes tape marks.
32(X'20') 6 TEPEPREVL Volume serial of previous volume. Defined only if caller is EOV and the current volume is for the same DD statement as the previous volume.
38(X'26') 2 TEPEFSCT Data set sequence number. This is the file number relative to the beginning of the current volume.
40(X'28') 2 TEPEFSEQ Data set sequence count. This is the file number relative to the beginning of the aggregate of volumes. It matches the value in JFCBFLSQ in the JFCB. Field TEPMJFCB in the main parameter list points to the JFCB.
42(X'2A') 64 TEPEKEK1 KEK label 1
106(X'6A') 64 TEPEKEK2 KEK label 2
170(X'AA') 1 TEPEKCD1 Key encoding mechanism associated with KEK label 1: L - Label, H - Hash
171(X'AB') 1 TEPEKCD2 Key encoding mechanism associated with KEK label 2: L - Label, H - Hash
172(X'AC') 6 TEPEKBTRV KB traversed from BOT.
180(X'B4') 3 TEPE4KBYT Bytes written to the volume in 4K increments since volume mounted.
178(X'B2') 2 TEPEMPOS Media position decimal value n, representing the numerator in the fraction n/65535. This fraction represents the ratio of the distance from the beginning of the volume to the current position rounded down to the nearest 1/65535th.

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