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getconn.asm
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Assembly Source File
|
1991-04-09
|
2KB
|
86 lines
;*****************************************************************************
; GETCONN.ASM
;
; 90-12-27 Matt Hagen, Novell, Inc.
;*****************************************************************************
ConnIDTable struc
InUse db ?
Order db ?
Net db 4 dup(?)
Node db 6 dup(?)
Socket db 2 dup(?)
Timeout db 2 dup(2)
ImmedAddr db 6 dup(?)
Sequence db ?
ConnectionNum db ?
ConnectionStatus db ?
MaxTimeout db 2 dup(?)
Reserved db 5 dup(?)
ConnIDTable ends
DOSSEG
.MODEL SMALL
.DATA
.CODE
public _GetConnectionIDTableEntry
;*****************************************************************************
; int GetConnectionIDTableEntry(
; WORD connID,
; ConnIDTable *entry)
;
; connID is an index (1..8) into the table. entry is a pointer to a buffer
; big enough to hold a ConnIDTable structure. The routine copies the specified
; Connection ID Table entry into the buffer. The routine returns a value of 0
; for successful and a non-zero value if connID is an invalid number.
;*****************************************************************************
_GetConnectionIDTableEntry proc
ARG connID:WORD, entry:DATAPTR
push bp
mov bp, sp
push si
push di
push ds
mov ax, connID
dec ax
cmp ax, 7
ja InvalidIndex
mov bl, size ConnIDTable
mul bl
mov bx, ax
mov ax, 0ef03h
int 21h
add si, bx
mov bx, es
IF @DataSize EQ 0
mov di, entry
mov ax, ds
mov es, ax
ELSE
les di, entry
ENDIF
mov ds, bx
mov cx, size ConnIDTable
shr cx, 1
rep movsw
xor ax, ax
InvalidIndex:
pop ds
pop di
pop si
pop bp
ret
_GetConnectionIDTableEntry endp
end
;*****************************************************************************
;*****************************************************************************