COMMENT ⊗   VALID 00003 PAGES
C REC  PAGE   DESCRIPTION
C00001 00001
C00002 00002		TITLE MSSIO  ********* JUN 8,74 *********
C00007 00003
C00010 ENDMK
C⊗;
	TITLE MSSIO ; ********* JUN 8,74 *********
;;	INTERNAL GETFI2,FASTI2,LOOP
	INTERNAL GETFI2,FASTI2
	INTERNAL LOOK,LOOKD,LOOKF,PAC,UNPAC,LOOKX
	INTERNAL PUTEXT,EXTOUT,GETEXT,EXTIN,FINEXT
; WRITES AND READS DUMP MODE FILES WITH ANY EXTENSION.


	CH3←13
	CH←12
	CH2←11
	BLKS←←=1

DEFINE ERROR (MSG)
<	JSA 16,.ERROR
	JUMP [ASCIZ/MSG/
]
>


REGS:	BLOCK 20
DIR:	BLOCK 4

;CALL PUTEXT(<FILE>,<EXT>)
PUTEXT:	0	;USES EXTOUT,FINEXT, CH2
	MOVE 0,@0(16)
	MOVEM 0,FILNAM
	MOVE 0,@1(16)
	MOVEM 0,EXTNAM
	JSA 16,INTFIL
	SETZM DIR+2
	SETZM DIR+3
	ENTER CH2,DIR
	ERROR <ENTER FAILED>
	JRA 16,2(16)

;CALL EXTOUT(<ARRAY>,<NO. OF WORDS>)

EXTOUT:	0
	HRRZ 0,0(16)
	SUBI 0,1
	MOVEM 0,COM
	MOVN 0,@1(16)
	HRLM 0,COM
	OUTPUT CH2,COM
	STATZ CH2,740000
	ERROR <WRITE ERROR>
	JRA 16,2(16)


INTFIL:	0	;INITS DSK 
	MOVEI REGS
	BLT REGS+3
	INIT CH2,17
	SIXBIT/DSK/
	0
	ERROR <CAN'T INIT DSK!>
INTF4:	MOVE 0,FILNAM#
	MOVEM 0,FN#
	MOVE 1,[POINT 7,FN]
INTF3:	MOVE 2,[POINT 6,DIR]
	SETZM DIR
	MOVEI 3,5
INTF1:	ILDB 0,1
	CAIN 0," "
	JRST INTF2
	SUBI 0,40
	IDPB 0,2
	SOJG 3,INTF1
INTF2:	HRLZI REGS
	BLT 3
	MOVE 0,EXTNAM#
	MOVEM 0,EX#
	MOVE 1,[POINT 7,EX]
EXTF3:	MOVE 2,[POINT 6,DIR+1]
	SETZM DIR+1
	MOVEI 3,5
EXTF1:	ILDB 0,1
	CAIN 0," "
	JRST EXTF2
	SUBI 0,40
	IDPB 0,2
	SOJG 3,EXTF1
EXTF2:	HRLZI REGS
	BLT 3
	JRA 16,0(16)


COM:	OCT 0,0
BLKNUM:	0

;CALL FINEXT
FINEXT:	0
	CLOSE CH2,0
	STATZ CH2,740000
	ERROR <ERROR AFTER CLOSE>
	RELEASE CH2,0
	JRA 16,0(16)

;CALL GETEXT(<FILE>,<EXT>)

GETEXT:	0
	MOVE 0,@0(16)
	MOVEM 0,FILNAM
	MOVE 0,@1(16)
	MOVEM 0,EXTNAM
	JSA 16,INTFX
	SETZM DIR+3
	SETZM DIR+2
	LOOKUP CH,DIR
	ERROR <LOOKUP FAILED>
	JRA 16,2(16)


INTFX:	0	;INITS DSK FOR INPUT
	MOVEI REGS
	BLT REGS+3
	INIT CH,17
	SIXBIT/DSK/
	0
	ERROR <CAN'T INIT DSK!>
	JRST INTF4


;CALL FASTI2(<ARRAY>,<NO. WORDS>)

EXTIN:	0
	HRRZ 0,0(16)
	SUBI 0,1
	MOVEM 0,COM
	MOVN 0,@1(16)
	HRLM 0,COM
	INPUT CH,COM
	STATZ CH,740000
	0
	JRA 16,2(16)
.ERROR:	0
	OUTSTR [ASCIZ/?
/]				;MAKE SURE HE CAN SEE HIS ERROR
	OUTSTR @(16)		;OUTPUT ERROR MESSAGE
	CALLI 1,12		;LET USER CONTINUE
	JRA 16,1(16)
;CALL GETFI2(<FILE>,<0 OR -1>)  0=DAT,LCS  -1=WHERE YOU ARE.

GETFI2:	0
	MOVE 0,@0(16)
	MOVEM 0,FILNAM
	MOVE 0,@1(16)
	MOVEM 0,PPNW#
	JSA 16,INTFIZ
	MOVE 0,[SIXBIT/DMD/]
	MOVEM 0,DIR+1
	JSA 16,LKUP
	SKIPA
	JRST GETF3
	SETZM DIR+1
	JSA 16,LKUP
	0
GETF3:	JRA 16,2(16)

LKUP:	0
	SETZM DIR+2
	SETZM DIR+3
	SKIPE PPNW	;0=DAT,LCS    NON-ZERO = WHERE EVER YOU ARE
	JRST LUP
	MOVE 0,[SIXBIT/DATLCS/]
	MOVEM 0,DIR+3
LUP:	LOOKUP CH3,DIR
	JRA 16,0(16)
	JRA 16,1(16)

INTFIZ:	0	;INITS DSK FOR INPUT
	MOVEI REGS
	BLT REGS+3
	INIT CH3,17
	SIXBIT/DSK/
	0
	ERROR <CAN'T INIT DSK!>
	JRST INTF4


;CALL FASTI2(<ARRAY>,<NO. WORDS>)

FASTI2:	0
	HRRZ 0,0(16)
	SUBI 0,1
	MOVEM 0,COM
	MOVN 0,@1(16)
	HRLM 0,COM
	INPUT CH3,COM
	STATZ CH3,740000
	0
	JRA 16,2(16)

;LOOK(<FILE>) FOR NO EXT., LOOKD() FOR .DAT, LOOKF() FOR .DMD, LOOKX FOR (.EXT)

LOOKX:	0
	MOVE	0,@1(16)
	MOVEM 	0,FILNAM
	JSA 16, INTFIQ
	MOVE 0,DIR
	JRST LOOK1
LOOKF:	0
	MOVSI 0,'DMD'
	JRST LOOK1
LOOKD:	0
	MOVSI 0,'DAT'
	JRST LOOK1
LOOK:	0
	MOVEI	0,0
LOOK1:	MOVEM	0,DIR+1
	MOVE	0,@(16)
	MOVEM 	0,FILNAM
	JSA 16, INTFIQ
	SETZM	DIR+2
	SETZM	DIR+3
	LOOKUP	CH,DIR
	TDZA	0,0
	MOVNI	0,1
	JRA 16,1(16)

INTFIQ:	0	;INITS DSK FOR INPUT
	MOVEI REGS
	BLT REGS+3
	INIT CH,17
	SIXBIT/DSK/
	0
	HALT .-3
;	ERROR <CAN'T INIT DSK!>

;;INTF4:	MOVE 0,FILNAM#
;;	MOVEM 0,FN#
;;	MOVE 1,[POINT 7,FN]
	MOVE 1,[POINT 7,FILNAM#]
	MOVE 2,[POINT 6,DIR]
	SETZM DIR
	MOVEI 3,5
INTL1:	ILDB 0,1
;;	CAIN 0," "
;;	JRST INTF2
	SUBI 0,40
	IDPB 0,2
	SOJG 3,INTL1
INTL2:	HRLZI REGS
	BLT 3
	JRA 16,0(16)

PAC:	0		;CALL PAC(PW,AR)
	HRRZ 4,1(16)	; ******* USES AC'S 4,5,6 ********
	ADDI 4,2
	HRR 5,@4	;SIZE IS 12 BITS
	LSHC 5,-10
	SOJ 4,
	HRR 5,@4
	LSHC 5,-16
	SOJ 4,
	HRR 5,@4
	LSHC 5,-16
	MOVEM 6,@0(16)
	JRA 16,2(16)
UNPAC:	0		;CALL UNPAC(PW,AR)
	HRRZ 1,1(16)
	ADDI 1,2
	MOVE 2,@0(16)
	LSHC 2,-10
	ASH 3,-34
	MOVEM 3,@1
	SOJ 1,
	LSHC 2,-16
	ASH 3,-26
	MOVEM 3,@1
	SOJ 1,
	LSHC 2,-16
	ASH 3,-26
	MOVEM 3,@1
	JRA 16,2(16)
	
	END