Int 68/AH=04h

APPC/PC - TRANSACTION PROCESSING

AH = 04h
DS:DX -> control block (see #03702)

Return:
Control block updated

Format of APPC/PC control block:

Offset  Size    Description     (Table 03702)
00h 12 BYTEs   reserved
0Ch    WORD    verb (action)
2500h TP_ENDED
2900h TP_VALID
0Eh  6 BYTEs   00h
14h    DWORD   (big-endian) return code (see #03668)
18h    WORD    00h
1Ah  8 BYTEs   (big-endian) TP_ID
22h    DWORD   -> CREATE_TP record (only if verb = 2900h)

Category: Network - Int 68h - A

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