Int 2F/AX=1684h/BX=0021h

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

(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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