mirror of
https://github.com/callapple/LLUCE.git
synced 2024-06-06 03:29:32 +00:00
201 lines
6.0 KiB
ArmAsm
201 lines
6.0 KiB
ArmAsm
********************************
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* *
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* File Copier *
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* *
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********************************
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DATE
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*-------------------------------
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Id = 5
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Aux = 2
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LST OFF
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LSTDO OFF
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XC
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TR
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TR ADR
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EXP ONLY
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Y = 1
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y = 1
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N = 0
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n = 0
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NOLIST = Y
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GSBUG = N
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DO NOLIST
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LISTOBJ = N
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LISTSYM = N
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ELSE
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LISTOBJ KBD 'List This Source? (Y/N)'
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LISTSYM KBD 'List Symbol Table? (Y/N)'
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FIN
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DO LISTOBJ
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LST
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FIN
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LST OFF
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PUT EQUATES/EQUATES
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PUT EQUATES/OS.EQUATES
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PUT EQUATES/ENTRY
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PUT EQUATES/DRIVEREQU
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PUT EQUATES/RAMAREA
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PUT EQUATES/ERRORS
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LST RTN
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]TYPE = ^overlays ; set file type
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]AUX = overlays ; and aux type
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ORG ]AUX ; must be this way
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TYP ]TYPE
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DSK /RAM5/COPY
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TTL 'LLUCE - File Copier'
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DO LISTOBJ
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LST
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FIN
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*===============================
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* File Copy Overlay
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*===============================
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DB Id
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DA Aux
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DB Aux/256!Aux!Id!$A5
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*-------------------------------
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* Size Of Code To Check For CRC
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*-------------------------------
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DA CODEEND-COPY
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DA 0 ; CRC Goes Here
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ORG $D000
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COPY JSR GOBCOM ; Eat The Comma
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JSR MOVNAME ; Get Source File Name
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LDA #10 ; Get Original Info
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STA ENDMOD
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LDA #<FLNAME
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STA ENDMOD+1
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LDA #>FLNAME
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STA ENDMOD+2
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JSR MLI
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DB Getinfo
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DA ENDMOD
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BCS ERROR ; Doesn't Exist
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LDA #%00100001 ; Request Read, Deny Write
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JSR PD_OPEN ; Open It If It Can
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BCS ERROR ; If Not, Error
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LDA REFNUM ; Save Source Ref Number
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STA SRCREF
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STZ ERRFLG
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JSR GOBCOM ; Eat Next Comma
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JSR MOVNAME ; Get Dest File Name
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TRYOPEN LDX #5
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MV_OLST LDA OPENLST,X
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STA ENDMOD+$40,X
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DEX
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BPL MV_OLST
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JSR MLI ; Try To Open It
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DB Open
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DA ENDMOD+$40
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BCC EXISTS ; It Exists, Use It
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LDA ERRFLG ; First Try?
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BNE ERROR ; No, Can't Do It
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LDA #7
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STA ENDMOD
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LDX #$D ; Save Original File Stats
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MV_FINFO LDA ENDMOD,X
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STA FINFO,X
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DEX
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BPL MV_FINFO
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LDX #3 ; Move Creation Date
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MV_DATE LDA ENDMOD+$E,X
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STA ENDMOD+8,X
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DEX
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BPL MV_DATE
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LDA #%11000011 ; Set Full Access
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STA ENDMOD+3
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JSR MLI ; Create The New File
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DB Create
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DA ENDMOD
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BCS ERROR
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INC ERRFLG ; Flag File Created
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BRA TRYOPEN
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ERROR LDA #Usrerr+1 ; Do Error
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JMP BADERR
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EXISTS LDA ENDMOD+$45 ; Save Dest Ref Number
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STA DSTREF
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CPY_LOOP LDA SRCREF ; Get Source Reference
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STA REFNUM
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LDX #<ENDMOD ; Read A Chunk Of Source
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LDA #>ENDMOD
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LDY #32 ; Read 32-128 Byte Pages, 4K
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JSR PD_RDBLK
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BCS CPY_DONE ; Error Means Done (Usually)
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LDA DSTREF ; Get Destination Reference
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STA REFNUM
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LDX #<ENDMOD ; Write Chunk To Destination
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LDA #>ENDMOD
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LDY #32 ; Write 32-128 Byte Pages
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JSR PD_WRBLK
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BCC CPY_LOOP ; Error Is No Good
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LDA #Usrerr+2
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JMP BADERR
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CPY_DONE LDA #2 ; Set Up For Eof Calls
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STA ENDMOD
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LDA SRCREF ; Get Eof Of Original
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STA ENDMOD+1
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STA REFNUM
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JSR MLI
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DB Geteof
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DA ENDMOD
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JSR PD_CLOSE ; And Close Original
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LDA DSTREF ; Set Eof Of New File
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STA ENDMOD+1
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STA REFNUM
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JSR MLI
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DB Seteof
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DA ENDMOD
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JSR PD_CLOSE ; Close It Too
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LDX #$D ; Set File Stats To Original
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CPY_ACS LDA FINFO,X ; Mainly Sets Access Byte At
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STA ENDMOD,X ; This Time
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DEX
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BPL CPY_ACS
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JSR MLI
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DB Setinfo
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DA ENDMOD
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RTS
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OPENLST DB 3
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DA FLNAME
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DA MSGBUF
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DB 0
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ERRFLG DS 1
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SRCREF DS 1
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DSTREF DS 1
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FINFO DS $E
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CODEEND = *
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LST OFF
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DO LISTSYM
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LST
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FIN
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TTL 'COPY - Symbol Table'
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