Q35276: Sample Program That Makes MS OS/2 Call to DosPhysicalDisk

Article: Q35276
Product(s): See article
Version(s): 6.00 6.00b 7.00
Operating System(s): OS/2
Keyword(s): ENDUSER | | mspl13_basic
Last Modified: 1-FEB-1990

Below is a sample program that makes a call to the MS OS/2 function
DosPhysicalDisk. This program can be compiled in Microsoft BASIC
Compiler Versions 6.00 and 6.00b for MS OS/2 and Microsoft BASIC
Professional Development System (PDS) Version 7.00 for MS OS/2.

'The declaration is in BSEDOSFL.BI

DECLARE FUNCTION DOSPHYSICALDISK%(_
        BYVAL P1 AS INTEGER,_
        BYVAL P2s AS integer,_
        BYVAL P2o AS integer,_
        BYVAL P3 AS INTEGER,_
        BYVAL P4s AS INTEGER,_
        BYVAL P4o AS INTEGER,_
        BYVAL P5 AS INTEGER)

DEFINT a-z
DIM DataPtr AS LONG
DIM ParmLength AS INTEGER
DIM DataBuff AS STRING*2
DIM ParmBuff AS STRING*3

databuff="**"

func = 1
DataLength = 2
ParmLength = 0

x=DosPhysicalDisk%(func,varseg(DataBuff),varptr(DataBuff),datalength,_
                   0,0,parmlength)

IF (x) THEN
   Print "An error occurred.  The number is : ";x
ELSE
   PRINT "Number partitionable drives: ";
   PRINT asc(mid$(databuff,1,1));asc(mid$(databuff,2,2))
END IF

func = 2
DataLength = 2
ParmLength = 3
ParmBuff="1:"+chr$(0)
x=DosPhysicalDisk%(func,varseg(DataBuff),varptr(DataBuff),datalength,_
                   varseg(Parmbuff),varptr(ParmBuff),parmlength)

IF (x) THEN
   Print "An error occurred.  The number is : ";x
ELSE
   PRINT "Handle: ";
   PRINT asc(mid$(databuff,1,1));asc(mid$(databuff,2,2))
END IF
END

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