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CappaCom programs - API

AH = DDh
AL = 00h general installation check
Return:
AL = FFh if any CappaCom programs are resident.
AL = FEh get info
Return:
ES:BX -> TSR info list (see #03098).
AL = program identifier
BH = function
FDh get version
Return:
BX = version
FFh installation check
Return:
AL = FFh if installed
BX = version
ES = segment of resident code
others vary by program

Return:
AL = status
bit 7 set on error
AL = 81h unknown function

Note: CappaCom was originally SoftCom but changed its name due to a trademark conflict

Index:
Installation check;SoftCom programs
Index:
Installation check;CappaCom programs

Format of CappaCom TSR info list:

Offset  Size    Description     (Table 03098)
00h  9 BYTEs   blank-padded ASCIZ program name
09h    BYTE    program ID
0Ah    WORD    program's PSP segment
0Ch    WORD    program version (major in high byte)
0Eh    DWORD   pointer to next item in info list or 0000h:0000h
12h    BYTE    number of interrupts hooked
13h  5 BYTEs   interrupt numbers hooked by program
18h  8 BYTEs   reserved

Category: TSR Libraries - Int 2Fh - C

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