OS/2 API Data Types

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Arrays

Arrays are shown in C Syntax, for example:

CHAR  szName[4]

Which means an array of char with 4 chars in length with inexes started from zero (0). Equla declaration in Pascal-style languages is:

szName:Array[0..3] of CHAR

Pointer to Data Type

A data type name beginning with "P" (for example, PERRORCODE) is likely to be a pointer to another data type (in this instance, ERRORCODE). The implicit type definition needed for such a pointer "Pxxxxxx" is:

typedef xxxxxx *Pxxxxxx;

Such definitions are provided in the header files.

List of Data Types

The following are the data types used by the OS/2 API. They are listed in alphabetical order:

APIRET
AVAILDATA
BANKINFO
BIOSPARAMETERBLOCK
BOOL
BOOL32
BYTE
CHAR
COLOR
CONTEXTRECORD
CPUUTIL
COUNTRYCODE
COUNTRYINFO
CPID
cvkcmd_s
DATETIME
DCBINFO
DENA2
DEVICEPARAMETERBLOCK
DosDebug Buffer
EAOP2
EASIZEBUF
ERRINFO
ERRORID
EXCEPTIONREGISTRATIONRECORD
EXCEPTIONREPORTRECORD
FATTRS
FDATE
FEA2
FEA2LIST
FHLOCK
FILEFINDBUF
FILEFINDBUF3
FILEFINDBUF3L
FILEFINDBUF4
FILEFINDBUF4L
FILELOCK
FILELOCKL
FILESTATUS
FILESTATUS3
FILESTATUS3L
FILESTATUS4
FILESTATUS4L
FNEXITLIST
FNTHREAD
FONTMETRICS
FPREG
FRAME
FSALLOCATE
FSINFO
FSQBUFFER2
FTIME
GEA2
GEA2LIST
HAB
HAPP
HDC
HDIR
HEV
HFILE
HKBD
HMODULE
HMQ
HMTX
HMUX
HOTKEY
HPIPE
HPROGRAM
HQUEUE
HRGN
HSEM
HSPINLOCK
HTIMER
HVDD
HVIO
KBDHWID
KBDINFO
KBDKEYINFO
LDTADDRINFO
LINECONTROL
ListIOL
LONG
LONGLONG
MODEMSTATUS
MONITORPOSITION
MOUEVENTINFO
MOUQUEINFO
MPAffinity
NOPTRRECT
NPCH
NPCHAR
NPFN
NPSZ
OEMINFO
OEMSVGAINFO
PCH
PCSZ
PFHLOCK
PFN
PFNSIGHANDLER
PIB
PID
PIPEINFO
PIPESEMSTATE
PSZ
PTRDRAWDATA
PTRDRAWFUNCTION
PTRLOC
PTRSHAPE
PVOID
QWORD
RATEDELAY
REQUESTDATA
RESULTCODES
RXQUEUE
SCALEFACT
SEL
SEMRECORD
SGID
SHIFTSTATE
SHORT
STARTDATA
STATUSDATA
STRINGINBUF
SWCNTRL
THRESHOLD
TIB
TIB2
TID
TRACKLAYOUT
UCHAR
ULONG
ULONGLONG
USHORT
VIOCOLORREG
VIOCONFIGINFO
VIOCURSORINFO
VIOINTENSITY
VIOMODEINFO
VIOOVERSCAN
VIOPALSTATE
VIOSETTARGET
VIOSETULINELOC
VOID
VOLUMELABEL

ULS Data Types

AttrObject
conv_endian_t
KBDNAME
KEYBOARDINFO
KHAND
LocaleItem
LocaleObject
LocaleToken
uconv_attribute_t
UconvObject
udcrange_t
ulsBool
UniChar
UNICTYPE
UniLconv
USHIFTSTATE
VDKEY
VSCAN
XformObject