z/OS DFSMSrmm Application Programming Interface
Previous topic | Next topic | Contents | Contact z/OS | Library | PDF


Structured field introducer (SFI) format

z/OS DFSMSrmm Application Programming Interface
SC23-6872-00

All structured field introducers have this format:
Bytes
Description
0-1
2-byte length: SFI length plus data length
2-4
3-byte identifier: SFI ID (hexadecimal)
5
1-byte type modifier: Type of SFI
  • 0 = 8-byte, fixed-length SFI
6
1-byte (Reserved)
7
1-byte data type: Type of data, if any, that follows the SFI
  • 0=Undefined (no data)
  • 1=Character (fixed-length)
  • 2=Bit(8) (1-byte flag, multiple bits can be on)
  • 3=Binary(8) (1-byte (hex) value)
  • 4=Binary(15) (2-byte (hex) value)
  • 5=Binary(32) (4-byte (hex) unsigned value)
  • 6=Binary(64) (8-byte (hex) value)
  • 7=Character (variable-length)
  • 8=Compound SFI (multiple related values, see Compound SFI.)
  • 9=(4 bytes) Packed decimal Julian date: yyyydddC
  • A=(4 bytes) Packed decimal time format: hhmmsstC
Parent topic: Structured field introducers (SFIs)

Go to the previous page Go to the next page

Notices | Terms of use | Support | Contact z/OS | zFavorites



Copyright IBM Corporation 1990, 2014