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A2osX/BIN/EDIT.S.BUF.txt
burniouf 45d654382a BugFix: IPCONFIG, STAT, EDIT, CIFS
2021-06-30 21:09:07 +02:00

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NEW
AUTO 3,1
.LIST OFF
*--------------------------------------
BUF.InsertA sta TmpByte
jsr BUF.ComputeCOffset
cpy #255
beq .8
>LDYAI 1
jsr BUF.BufPtrSetup
bcs .9
jsr BUF.MoveForwardTail
.2 lda TmpByte
sta (BufPtr)
jmp SCRN.UnSaved
.8 clc
.9 rts
*--------------------------------------
BUF.InsertTAB >LDA.G FileX
and #3 0-3
eor #$3 3-0
inc
sta TmpByte
jsr BUF.ComputeCOffset
tya
sec
adc TmpByte
bcs .8
ldy TmpByte
lda #0
jsr BUF.BufPtrSetup
bcs .9
jsr BUF.MoveForwardTail
lda #C.SPACE
ldy TmpByte
dey
.2 sta (BufPtr),y
dey
bpl .2
jmp SCRN.UnSaved
.8 stz TmpByte
clc
.9 rts
*--------------------------------------
BUF.DelCharAtCursor
lda BUF.COffset
clc
>ADC.G BufBase
sta BufPtrDst
lda BUF.COffset+1
>ADC.G BufBase+1
sta BufPtrDst+1
>LDYA BufPtrDst
iny
bne .1
inc
.1 >STYA BufPtr
lda (BufPtrDst)
pha Save deleted char for later
jsr BUF.MoveBackTail
lda FileLen
bne .5
dec FileLen+1
.5 dec FileLen
jsr BUF.ResetSel
pla Get back deleted char
clc
.9 rts
*--------------------------------------
BUF.InsertClipboard
>LDA.G hClipBoard
beq .8
>SYSCALL GetMemPtr
>STYA ClipboardPtr
jsr BUF.ComputeCOffset
>LDYA.G ClipBoardLen
jsr BUF.BufPtrSetup
bcs .9
jsr BUF.MoveForwardTail
>LDA.G ClipBoardLen
eor #$ff
tax
iny
lda (pData),y ClipBoardLen+1
eor #$ff
pha
ldy #0
.1 inx
bne .2
pla
inc
beq .3
pha
.2 lda (ClipboardPtr),y
sta (BufPtr),y
iny
bne .1
inc ClipboardPtr+1
inc BufPtr+1
bra .1
.3 jsr BUF.ResetSel
jsr SCRN.UpdateStatusBar
jmp SCRN.UnSaved
.8 clc
.9 rts
*--------------------------------------
BUF.DelSel jsr BUF.GetSelLen
bcs .9 nothing to delete
>LDA.G SelStart
clc
>ADC.G BufBase
sta BufPtrDst
>LDA.G SelStart+1
>ADC.G BufBase+1
sta BufPtrDst+1
lda BufPtrDst
clc
adc SelLen
sta BufPtr
lda BufPtrDst+1
adc SelLen+1
sta BufPtr+1
jsr BUF.MoveBackTail
lda FileLen
sec
sbc SelLen
sta FileLen
lda FileLen+1
sbc SelLen+1
sta FileLen+1
.8 clc
.9 rts
*--------------------------------------
BUF.SelToClipboard
jsr BUF.GetSelLen
bcs .8
>LDA.G hClipBoard
beq .1
>SYSCALL FreeMem
>STZ.G hClipBoard
.1 >LDYA SelLen
>SYSCALL GetMem
bcs .9
>STYA ClipboardPtr
txa
>STA.G hClipBoard
>LDA.G BufBase
clc
>ADC.G SelStart
sta BufPtr
>LDA.G BufBase+1
>ADC.G SelStart+1
sta BufPtr+1
lda SelLen
>STA.G ClipBoardLen
eor #$ff
tax
iny
lda SelLen+1
sta (pData),y
eor #$ff
pha
ldy #0
.2 inx
bne .3
pla
inc
beq .8
pha
.3 lda (BufPtr),y
sta (ClipboardPtr),y
iny
bne .2
inc BufPtr+1
inc ClipboardPtr+1
bra .2
.8 clc
.9 rts
*--------------------------------------
BUF.CopyClipboard
>LDA.G ClipBoardLen
eor #$ff
tax
iny
lda (pData),y
eor #$ff
pha
ldy #0
.1 inx
bne .2
pla
inc
beq .3
pha
.2 lda (ClipboardPtr),y
sta (BufPtr),y
iny
bne .1
inc ClipboardPtr+1
inc BufPtr+1
bra .1
.3 tya
clc
adc ClipboardPtr
sta ClipboardPtr
bcc BUF.CopyAddY
inc ClipboardPtr+1
BUF.CopyAddY tya
clc
adc BufPtr
sta BufPtr
bcc .2
inc BufPtr+1
.2 rts
*--------------------------------------
BUF.MoveBackTail
ldy #0
lda BufPtr+1
pha
.1 lda (BufPtr),y
sta (BufPtrDst),y
beq .8
iny
bne .1
inc BufPtr+1
inc BufPtrDst+1
bra .1
.8 pla
sta BufPtr+1
rts
*--------------------------------------
BUF.MoveForwardTail
ldy #0
ldx #0
.1 lda (BufPtr),y
beq .2
iny
bne .1
inx
inc BufPtr+1
inc BufPtrDst+1
bra .1
.2 txa
eor #$ff
pha
tya
eor #$ff
tax will move tail len+1
.3 lda (BufPtr),y
sta (BufPtrDst),y
inx
bne .4
pla
inc
beq .8
pha
.4 tya
bne .5
dec BufPtr+1
dec BufPtrDst+1
.5 dey
bra .3
.8 rts
*--------------------------------------
* Out : Y = Line Length
*--------------------------------------
BUF.ComputeCOffset
jsr BUF.GetLine
bcs .9
phy save line length
>LDA.G FileX
* clc
adc BUF.LOffset
sta BUF.COffset
lda #0
adc BUF.LOffset+1
sta BUF.COffset+1
ply
clc
.9 rts
*--------------------------------------
BUF.GetNextLine sec
.HS 90 BCC
BUF.GetLine clc
>LDA.G FileY
adc #0
pha
iny
lda (pData),y
adc #0
tax
pla
BUF.GetLineAX sta BUF.TmpLine1 Requested Line
stx BUF.TmpLine1+1
stz BUF.TmpLine2
stz BUF.TmpLine2+1
stz BUF.LOffset
stz BUF.LOffset+1
>LDYA.G BufBase
>STYA BufPtr
.1 ldy #0
.2 lda (BufPtr),y
beq .7
cmp #C.CR
beq .3
iny
bne .2
.3 lda BUF.TmpLine1
cmp BUF.TmpLine2
bne .4
lda BUF.TmpLine1+1
cmp BUF.TmpLine2+1
beq .8
.4 tya
sec
adc BufPtr
sta BufPtr
bcc .5
inc BufPtr+1
.5 tya
sec
adc BUF.LOffset
sta BUF.LOffset
bcc .6
inc BUF.LOffset+1
.6 inc BUF.TmpLine2
bne .1
inc BUF.TmpLine2+1
bra .1
.7 lda BUF.TmpLine1
cmp BUF.TmpLine2
bne .9
lda BUF.TmpLine1+1
cmp BUF.TmpLine2+1
bne .9
.8 clc Y = Line length
rts
.9 sec
rts
*--------------------------------------
BUF.ResetSel lda #$ff
ldy #SelStart
sta (pData),y
iny
sta (pData),y
iny #SelEnd
inc lda #0
sta (pData),y
iny
sta (pData),y
rts
*--------------------------------------
BUF.CheckSelected
lda BUF.COffset
ldy #SelStart
cmp (pData),y
lda BUF.COffset+1
iny
sbc (pData),y
bcc .9 CC:COffset < SelStart
iny #SelEnd
lda (pData),y
clc
sbc BUF.COffset
iny
lda (pData),y
sbc BUF.COffset+1
* CC:SelEnd < COffset
.9 lda #0
ror $80 = selected
rts
*--------------------------------------
BUF.GetSelLen ldy #SelEnd
lda (pData),y
sec
ldy #SelStart
sbc (pData),y
sta SelLen
tax
ldy #SelEnd+1
lda (pData),y
ldy #SelStart+1
sbc (pData),y
sta SelLen+1
bcc .9
bne .8
txa
beq .9
.8 clc
rts
.9 sec
rts
*--------------------------------------
* in : Y,A = cnt to insert at COffset
*--------------------------------------
BUF.BufPtrSetup >STYA TmpLen
tya
clc
adc FileLen
sta FileLen
tay
lda TmpLen+1
adc FileLen+1
sta FileLen+1
cpy BufLen
sbc BufLen+1
bcc .8
jsr BUF.BufPtr.Realloc
bcs .9
jsr BUF.ComputeCOffset
.8 lda BUF.COffset
clc
>ADC.G BufBase
sta BufPtr
lda BUF.COffset+1
>ADC.G BufBase+1
sta BufPtr+1
lda BufPtr
clc
adc TmpLen
sta BufPtrDst
lda BufPtr+1
adc TmpLen+1
sta BufPtrDst+1
clc
.9 rts
*--------------------------------------
BUF.BufPtr.Realloc
>PUSHB.G hBuf
lda FileLen+1
inc
inc
sta BufLen+1
>PUSHA
>PUSHBI 0
>SYSCALL Realloc
bcs .9
>STYA.G BufBase
txa
>STA.G hBuf
.9 rts
*--------------------------------------
MAN
SAVE usr/src/bin/edit.s.buf
LOAD usr/src/bin/edit.s
ASM
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