Int 21/AX=5702h

OS/2 v1.1+ Family API - DosQFileInfo

AX = 5702h
BX = file handle
CX = size of buffer for information
DX = level of information
0001h standard file information (see #01672)
0002h Query EA Size (see #01672)
0003h Query EAs from List (see #01673)
0004h Query All EAs (see #01673)
ES:DI -> buffer for information (see #01672,#01673)

Return:
CF clear if successful
CF set on error
AX = error code

See Also: AX=5702h/BX=FFFFh - AX=5703h"OS/2" - AH=6Dh"OS/2"

Format of OS/2 DosQFileInfo: Offset Size Description (Table 01672) 00h WORD creation date 02h WORD creation time 04h WORD last access date 06h WORD last access time 08h WORD last write date 0Ah WORD last write time 0Ch DWORD file size in bytes 10h DWORD allocated space in bytes 14h WORD file attributes ---level 2 only--- 16h DWORD size of Extended Attributes in byte

See Also: #01673 - #01676

Format of OS/2 DosQFileInfo, EAOP structure: Offset Size Description (Table 01673) 00h DWORD pointer to general EA list (see #01674) 04h DWORD pointer to buffer for full EA list, with length field set 08h DWORD (ret) error

Note: For info level 3, the first pointer must contain the address of a list of the Extended Attributes to be retrieved; for info level 4, it should be 0000h:0000h

See Also: #01672 - #01676


Format of OS/2 DosQFileInfo, General EA List:

Offset  Size    Description     (Table 01674)
00h    DWORD   (call) total size of list in bytes (including this field)
(ret) number of bytes actually used (including this field)
04h    var     Extended Attribute entries (see #01675) [packed arrray]

Format of OS/2 DosQFileInfo, General EA entry:

Offset  Size    Description     (Table 01675)
00h    BYTE    length of Extended Attribute name (excluding terminating NUL)
01h  N BYTEs   EA name.
BYTE    00h

See Also: #01674


Format of OS/2 DosQFileInfo, Full EA List:

Offset  Size    Description     (Table 01676)
00h    DWORD   (call) total size of list in bytes (including this field)
(ret) number of bytes actually used (including this field)
04h    var     Extended Attribute data (see #01677) [packed array]

See Also: #01672 - #01673


Format of OS/2 Extended Attribute data (struct FEA):

Offset  Size    Description     (Table 01677)
00h    BYTE    flags
bit 7:
Critical EA
01h    BYTE    length of Extended Attribute name (excluding terminating NUL)
02h    WORD    length of Extended Attribute value
04h  N BYTEs   EA name.
BYTE    00h
M BYTEs   EA value

Category: Other Operating Systems - Int 21h - O

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