Table of Contents

Note: This API call is for DOS and Win16 personality only. Use Family API for portability.

2018/09/07 05:04 · prokushev · 0 Comments

Int 21H, AH=14H

Version

1 and higher

Brief

SEQUENTIAL READ FROM FCB FILE

Family API

DosRead

Input

      AH = 14h
      DS:DX -> opened FCB (see #01345)

Return

Return: AL = status

          00h successful
          01h end of file (no data)
          02h segment wrap in DTA
          03h end of file, partial record read
      Disk Tranfer Area filled with record read from file

Notes

reads a record of the size specified in the FCB beginning at the
        current file position, then updates the current block and current
        record fields in the FCB
      if a partial record was read, it is zero-padded to the full size
      not supported by MS Windows 3.0 DOSX.EXE DOS extender
      

See also

AH=0Fh,AH=15h,AH=1Ah,AH=3Fh“DOS”,INT 2F/AX=1108h

Note

Text based on Ralf Brown Interrupt List Release 61

2018/09/04 17:23 · prokushev · 0 Comments