Thank you I’m using VB
> On Feb 26, 2021, at 4:36 PM, Mike Schwab <[email protected]> wrote: > > https://www.ibm.com/support/knowledgecenter/SSLTBW_2.3.0/com.ibm.zos.v2r3.idad400/len99.htm#len99 > > Undefined-length records when using LBI or for fixed-length blocked: > The method described in the following paragraphs can be used to > calculate the block length. You can use this method with BSAM, BPAM, > or BDAM. (It should not be used when using chained scheduling with > format-U records. In that case, the length of a record cannot be > determined. > > After issuing the CHECK macro for the DECB for the READ request, but > before issuing any subsequent data management macros that specif > > If you are using LBI for BSAM or BPAM, subtract 12 from the address of > the status area. This gives the address of the 4 bytes that contain > the length of the block read. > >> On Fri, Feb 26, 2021 at 3:00 PM Joseph Reichman <[email protected]> >> wrote: >> >> Hi >> >> If I code a DCBE and specify a large block interface >> Larger than that allowed on the DCB >> >> Would anyone know after the I/o is complete >> His many bytes are actually read >> >> Thanks >> >> ---------------------------------------------------------------------- >> For IBM-MAIN subscribe / signoff / archive access instructions, >> send email to [email protected] with the message: INFO IBM-MAIN > > > > -- > Mike A Schwab, Springfield IL USA > Where do Forest Rangers go to get away from it all? > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
