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MS Windows - PAGEFILE - GET API ENTRY POINT

AX = 1684h
BX = 0021h (virtual device ID for PAGEFILE device) (see #02642)
ES:DI = 0000h:0000h

Return:
ES:DI -> VxD API entry point (see #02661)
0000h:0000h if the VxD does not support an API

See Also: AX=1684h/BX=0017h - #01289 at INT 20"Windows"

(Table 02661)
Call PAGEFILE entry point with:.
AX = function
0000h get version
Return:
CF clear
AX = version (AH = major, AL = minor)
0001h get swap file info
DS:SI -> 128-byte buffer for swap file full pathname
DS:DI -> 128-byte buffer for SPART.PAR full pathname
Return:
CF clear
AL = pager type (see #02662)
AH = flags
bit 7:
Swap file corrupted
ECX = maximum size of swap file
DS:SI buffer filled if paging enabled
DS:DI buffer filled if permanent swap file
0002h delete permanent swap file on exit
Return:
CF clear
0003h get current temporary swap file size
Return:
CF clear
DX:AX = current swap file size in bytes
0000h:0000h if permanent swap file

Note: This API is only available in protected mode, and may only be called from the system VM

See Also: #01289 at INT 20"Windows" - #02663

(Table 02662)
Values for MS Windows PAGEFILE pager type:
00h    paging disabled
01h    MSDOS
02h    BIOS
03h    32-bit disk access

See Also: #02661

Category: Windows - Int 2Fh - M

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