Int 2F/AX=1684h/BX=310Eh

MS Windows - WPS - GET API ENTRY POINT

AX = 1684h
BX = 310Eh (virtual device ID for WPS device) (see #02642)
ES:DI = 0000h:0000h

Return:
ES:DI -> VxD API entry point (see #02703)
0000h:0000h if the VxD does not support an API

See Also: AX=1684h"DEVICE API" - INT 20"Windows"



(Table 02703)
Call WPS protected-mode entry point with:.
DX = function
0000h get WPS.386 version
Return:
CF clear
AX = version (AH = major, AL = minor)
0001h get number of installed VxDs
Return:
CF clear
AX = number of installed VxDs
0002h get VxD characteristics
AX = number of VxD
ES:BX -> buffer for VxD characteristics structure (see #02704)
Return:
CF clear
ES:BX buffer filled

See Also: #02702 - #02706

Format of WPS.386 VxD characteristics structure: Offset Size Description (Table 02704) 00h WORD VxD ID number 02h BYTE VxD minor version 03h BYTE VxD major version 04h BYTE DDK minor version 05h BYTE DDK major version 06h WORD flags

bit 0:
V86 API supported

bit 1:
PM API supported

bit 2:
Services supported 08h DWORD start order 0Ch 9 BYTEs ASCIZ VxD name

See Also: #02703

Category: Windows - Int 2Fh - M

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