DosPFSQueryAct

This call queries the active code page and font for the specified printer and system file number.

Syntax
DosPFSQueryAct (PrinterName, CodePage, FontID, SFN, Reserved)

Parameters

 * PrinterName (PSZ) - input : Address of the name of the printer that queries the active code page and font.
 * CodePage (PUSHORT) - output : Address of the active code page that returns the specified printer and System File Number.
 * FontID (PUSHORT) - output : Address of the active Font ID number that returns the specified printer and System File Number.
 * SFN (USHORT) - input : System File Number of the requester. The SFN is passed as a parameter in the monitor packet.
 * Reserved (ULONG) - input : Reserved must be set to zero.

Return Code

 * rc (USHORT) - return:Return values are:
 * 9 Code page switcher internal error.
 * 10 Invalid printer name as input.
 * 13 Received code page request when code page switcher not initialized.
 * 16 Received request for system file number not in the system file number table.

Remarks
DosPFSQueryAct is intended for use only by applications that replace the spooler as a print monitor and that do code page switching. Other applications should use printer IOCTLs to manipulate printer code page switching.

DosPFSQueryAct is located in SPOOLCP.DLL (not in DOSCALLS.LIB) and requires an import statement in the module definition file. Refer to the IBM Operating System/2 Version 1.2 Building Programs, Module Definition File Statements section for information regarding the import statement.

C

 * 1) define INCL_DOSPFS

USHORT rc = DosPFSQueryAct(PrinterName, CodePage, FontID, SFN, Reserved);

PSZ     PrinterName;   /* Printer name string */ PUSHORT CodePage;      /* Code Page return */ PUSHORT FontID;        /* Font ID return */ USHORT  SFN;           /* System File Number */ ULONG   0;             /* Reserved, set to zero */

USHORT  rc;            /* return code */ 

MASM
 EXTRN DosPFSQueryAct:FAR INCL_DOSPFS        EQU 1

PUSH@ ASCIIZ  PrinterName   ;Printer name string PUSH@ WORD    CodePage      ;Code Page return PUSH@ WORD    FontID        ;Font ID return PUSH  WORD    SFN           ;System File Number PUSH  DWORD   0             ;Reserved (must be zero) CALL  DosPFSQueryAct

Returns WORD 