sys7.1-doc-wip/OS/PPC/BTreeCGlue.a
2019-07-27 22:37:48 +08:00

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;
; File: BTreecGlue.a
;
; Contains: xxx put contents here xxx
;
; Written by: Brian B. McGhie
;
; Copyright: © 1989-1990, 1992 by Apple Computer, Inc., all rights reserved.
;
; Change History (most recent first):
;
; <2> 2/13/92 PN Stop name collisions with temporary hack.
; <2> 7/16/90 gbm Get rid of duplicate symbol
; <2> 12/19/89 BBM fix comments, no code
; <1.1> 7/6/89 KST Added BTFlush call.
; <1.0> 6/15/89 KST Added C Glue file BTreecGlue.a
;
; To Do:
;
INCLUDE 'traps.a'
INCLUDE 'BTreeEqu.a'
;; This is the C glue file for BTree Manager using C calling convention.
;; By Kenny SC. Tung -- 6/15/89
btmain PROC
EXPORT BTINIT, myBTOPEN, myBTClose, BTGETINFO, BTInsRec, myBTSearch, BTSEARCHPPC
EXPORT BTGetRec, myBTDelete, BTSetRec, BTReplRec, myBTFlush ; <7/6/89 KSCT>
BTINIT MOVEQ #btInitN,D0 ; 0
BRA.S GCommon
myBTOPEN MOVEQ #btOpenN,D0 ; 1
BRA.S GCommon
myBTClose MOVEQ #btCloseN,D0 ; 2
BRA.S GCommon
BTInsRec MOVEQ #btInsertN,D0 ; 3
BRA.S GCommon
BTSetRec MOVEQ #btSetRecN,D0 ; 4
BRA.S GCommon
BTReplRec MOVEQ #btReplRecN,D0 ; 5
BRA.S GCommon
myBTSearch MOVEQ #btSearchN,D0 ; 6
BRA.S GCommon ; set up A0 and D1
BTSEARCHPPC MOVEQ #btSearchN,D0 ; 6
BRA.S GCommon ; set up A0 and D1
BTGetRec MOVEQ #btGetRecN,D0 ; 7
BRA.S GCommon
myBTDelete MOVEQ #btDeleteN,D0 ; 8
BRA.S GCommon ; set up A0 and D1
BTGetInfo MOVEQ #btGetInfoN,D0 ; 9
BRA.S GCommon
myBTFlush MOVEQ #btFlushN,D0 ; 10 <7/6/89 KSCT>
GCommon ;; (A7) = return address of main
;; Input: 4(A7)=param, 8(SP)=async flag, D0 = index
MOVE.L 4(A7),A0 ; ioParam
TST.L 8(A7) ; boolean and char are all 32 bits long
BEQ.S @4 ; sync
_BtreeDispatch ,Async
RTS
@4 ;; sync call
_BtreeDispatch ; Btree Manager trap
RTS
ENDP
END