mirror of https://github.com/A2osX/A2osX.git
510 lines
8.9 KiB
Plaintext
510 lines
8.9 KiB
Plaintext
NEW
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AUTO 3,1
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*--------------------------------------
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ZPSListDataOfs .EQ ZPMEMMGR+8
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ZPSListDataLen .EQ ZPMEMMGR+10
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ZPSListIBlkPtr .EQ ZPMEMMGR+12
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ZPSListDBlkPtr .EQ ZPMEMMGR+14
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*--------------------------------------
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SLIST.KeyLen .BS 1
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SLIST.DataLen .BS 2
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SLIST.nDataCnt .BS 2
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SLIST.nBufCnt .BS 2
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SLIST.bStringMode .BS 1
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SLIST.bAppend0 .BS 1
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SLIST.KeyID .EQ *
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SLIST.BytePtr .BS 1
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SLIST.BlockPtr .BS 1
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SLIST.KeyID.Save .BS 2
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*--------------------------------------
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SLISTX.SListGetData
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jsr SLIST.Select
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jsr SLIST.SkipKey
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jsr SLIST.GetDataLen
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lda SLIST.DataLen
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sec
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sbc ZPSListDataOfs Offset
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eor #$ff
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sta SLIST.nDataCnt
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lda SLIST.DataLen+1
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sbc ZPSListDataOfs+1
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eor #$ff
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sta SLIST.nDataCnt+1 Data remaining
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bcc .99 Offset Beyond DataLen
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lda ZPSListDataOfs Skip to Offset
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ldx ZPSListDataOfs+1
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jsr SLIST.SkipDataAX
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stz SLIST.bAppend0
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lda FORPNT
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ora FORPNT+1
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bne .12 buffer provided
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>LDYA SLIST.DataLen
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iny
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bne .11
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inc +1 for ending 0
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sec
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ror SLIST.bAppend0
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.11 ldx #SYS.GetMem
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jsr K.SYSCALL2.MAIN !!! Get a buffer In MAIN Mem !!!
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bcs .9
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stx .88+1
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>STYA FORPNT
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.12 lda ZPSListDataLen
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ora ZPSListDataLen+1
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sec
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beq .1 String Mode
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lda ZPSListDataLen
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eor #$ff
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sta SLIST.nBufCnt
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lda ZPSListDataLen+1
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eor #$ff
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sta SLIST.nBufCnt+1
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clc
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.1 ror SLIST.bStringMode
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stz ZPSListDataLen
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stz ZPSListDataLen+1
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.2 inc SLIST.nDataCnt
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bne .3
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inc SLIST.nDataCnt+1
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beq .80
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.3 bit SLIST.bStringMode
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bmi .4 String mode : until CR
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inc SLIST.nBufCnt
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bne .4
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inc SLIST.nBufCnt+1
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beq .80 not string mode : until end of buffer
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.4 jsr SLIST.GetNextByte
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bit SLIST.bStringMode
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bpl .5
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cmp #C.CR
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beq .81
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.5 jsr SHARED.FORPNT.PutNext
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inc ZPSListDataLen
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bne .2
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inc ZPSListDataLen+1
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bra .2
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.99 lda #E.EMPTYKEY
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sec
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.9 rts
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.80 lda SLIST.bStringMode
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ora SLIST.bAppend0
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bpl .82
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.81 lda #0
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jsr SHARED.FORPNT.PutNext
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.82 >LDYA ZPSListDataLen
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.88 ldx #$ff SELF MODIFIED
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clc
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rts
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*--------------------------------------
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SLISTX.SListAddData
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jsr SLIST.Select
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jsr SLIST.SkipKey
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ldy SLIST.BytePtr
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lda (ZPSListDBlkPtr),y
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pha
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clc
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adc ZPSListDataLen
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sta (ZPSListDBlkPtr),y
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php
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jsr SLIST.ToNextByte skip LEN lo
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plp
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ldy SLIST.BytePtr
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lda (ZPSListDBlkPtr),y
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pha
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adc ZPSListDataLen+1
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sta (ZPSListDBlkPtr),y
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jsr SLIST.ToNextByte skip LEN hi
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plx
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pla
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jsr SLIST.SkipDataAX
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lda ZPSListDataLen
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eor #$ff
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sta ZPSListDataLen
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lda ZPSListDataLen+1
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eor #$ff
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sta ZPSListDataLen+1
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sec
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.1 inc ZPSListDataLen
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bne .2
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inc ZPSListDataLen+1
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beq .8
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.2 jsr SHARED.FORPNT.GetNext
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bcc .3
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jsr SLIST.SetBlockByte override ending 0, already allocated
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clc
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bra .1
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.3 jsr SLIST.AddDataByte
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bcc .1
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rts
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.8 lda #0
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jmp SLIST.AddDataByte Add an extra 0 to stop Search here
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*--------------------------------------
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SLISTX.SListSetData
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jsr SLIST.Select
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jsr SLIST.SkipKey
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jsr SLIST.GetDataLen
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lda SLIST.DataLen
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cmp ZPSListDataLen
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bne .9
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ldx SLIST.DataLen+1
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cpx ZPSListDataLen+1
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bne .9
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eor #$ff
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sta SLIST.nDataCnt
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txa
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eor #$ff
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sta SLIST.nDataCnt+1
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.1 inc SLIST.nDataCnt
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bne .2
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inc SLIST.nDataCnt+1
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beq .8
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.2 jsr SHARED.FORPNT.GetNext
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jsr SLIST.SetBlockByte
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bra .1
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.8 clc
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rts
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.9 lda #E.DATALEN
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sec
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rts
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*--------------------------------------
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SLISTX.SListGetByID
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jsr SLIST.Select
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jsr SLIST.GetNextByte
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tax
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beq .9
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ldy #0
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.1 phy
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jsr SLIST.GetNextByte
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ply
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jsr SHARED.FORPNT.PutNext
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iny
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dex
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bne .1
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txa lda #0
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jsr SHARED.FORPNT.PutNext
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jsr SLIST.SkipData
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>LDYA SLIST.KeyID
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clc
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rts
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.9 lda #E.NOKEY
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sec
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rts
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*--------------------------------------
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SLISTX.SListNewKey
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jsr SLIST.Search
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bcc .99
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>LDYA SLIST.KeyID
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>STYA SLIST.KeyID.Save End of list
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lda SLIST.KeyLen
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jsr SLIST.SetBlockByte override ending 0, already allocated
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ldy #0
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.1 jsr SHARED.TXTPTR.GetY
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jsr SLIST.AddDataByte
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bcs .9
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iny
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cpy SLIST.KeyLen
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bne .1
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lda #0 Data Len lo = 0
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jsr SLIST.AddDataByte
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bcs .9
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lda #0 Data Len hi = 0
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jsr SLIST.AddDataByte
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bcs .9
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lda #0 Ending Len = 0
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jsr SLIST.AddDataByte
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bcs .9
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>LDYA SLIST.KeyID.Save
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ldx SLIST.KeyLen
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* clc
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rts
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.99 lda #E.DUPKEY
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sec
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.9 rts
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*--------------------------------------
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SLISTX.SListLookup
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jsr SLIST.Search
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bcs .9
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ldx SLIST.KeyLen
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.9 rts
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*--------------------------------------
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SLISTX.SListFree
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pha
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jsr K.GetMemPtr
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>STYA .1+1
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ldx #0
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.1 lda $ffff,x SELF MODIFIED
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beq .8
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jsr K.FreeMem
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inx
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bra .1
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.8 pla
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jmp K.FreeMem
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*--------------------------------------
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SLISTX.SListNew >LDYAI 128 32k Max before out of memory!!!
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ldx #S.MEM.F.INIT0+8 index
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jsr MEM.GetMem.YAX
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bcs .9
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>STYA ZPSListIBlkPtr
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stx .8+1
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>LDYAI 256
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ldx #4 data
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jsr MEM.GetMem.YAX
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bcs .9
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>STYA ZPSListDBlkPtr
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lda #0
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sta (ZPSListDBlkPtr)
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txa
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sta (ZPSListIBlkPtr)
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.8 lda #$ff SELF MODIFIED
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.9 rts
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*--------------------------------------
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* PRIVATE
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*--------------------------------------
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SLIST.Search jsr K.GetMemPtr
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>STYA ZPSListIBlkPtr
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lda (ZPSListIBlkPtr)
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jsr K.GetMemPtr
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>STYA ZPSListDBlkPtr
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ldy #$ff
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.1 iny
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jsr SHARED.TXTPTR.GetY
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beq .11
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jsr SHARED.IsIDValid
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bcc .1
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.11 sty SLIST.KeyLen
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stz SLIST.BytePtr
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stz SLIST.BlockPtr
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.2 >LDYA SLIST.KeyID
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>STYA SLIST.KeyID.Save
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ldy SLIST.BytePtr
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lda (ZPSListDBlkPtr),y
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beq .9
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cmp SLIST.KeyLen
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bne .5
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jsr SLIST.GetNextByte Skip Len
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ldy #0
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.3 phy
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jsr SLIST.GetNextByte
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sta .4+1
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ply
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jsr SHARED.TXTPTR.GetY
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.4 cmp #$ff SELF MODIFIED
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bne .5
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iny
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cpy SLIST.KeyLen
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bne .3
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>LDYA SLIST.KeyID.Save
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clc
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rts
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.5 >LDYA SLIST.KeyID.Save
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jsr SLIST.Select.I move back...
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jsr SLIST.Next
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bra .2
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.9 lda #E.NOKEY
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sec
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rts
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*--------------------------------------
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SLIST.Select jsr K.GetMemPtr
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>STYA ZPSListIBlkPtr
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>LDYA TXTPTR
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SLIST.Select.I >STYA SLIST.KeyID
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ldy SLIST.BlockPtr
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lda (ZPSListIBlkPtr),y
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jsr K.GetMemPtr
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>STYA ZPSListDBlkPtr
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rts
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*--------------------------------------
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SLIST.Next jsr SLIST.SkipKey
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SLIST.SkipData jsr SLIST.GetDataLen
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lda SLIST.DataLen
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ldx SLIST.DataLen+1
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SLIST.SkipDataAX
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clc
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adc SLIST.BytePtr
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sta SLIST.BytePtr
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txa
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adc SLIST.BlockPtr
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sta SLIST.BlockPtr
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tay
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lda (ZPSListIBlkPtr),y
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jsr K.GetMemPtr
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>STYA ZPSListDBlkPtr
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rts
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*--------------------------------------
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SLIST.SkipKey ldy SLIST.BytePtr
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lda (ZPSListDBlkPtr),y Get KeyLen
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sec
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adc SLIST.BytePtr
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sta SLIST.BytePtr
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bcs SLIST.ToNextBlock
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.8 rts
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*--------------------------------------
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SLIST.GetDataLen
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jsr SLIST.GetNextByte Get DataLenLo
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sta SLIST.DataLen
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jsr SLIST.GetNextByte Get DataLenHI
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sta SLIST.DataLen+1
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rts
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*--------------------------------------
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SLIST.GetNextByte
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ldy SLIST.BytePtr
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lda (ZPSListDBlkPtr),y
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SLIST.ToNextByte
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inc SLIST.BytePtr
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bne .8
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pha
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jsr SLIST.ToNextBlock
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pla
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.8 rts
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*--------------------------------------
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SLIST.AddDataByte
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phy
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ldy SLIST.BytePtr
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sta (ZPSListDBlkPtr),y
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inc SLIST.BytePtr
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bne .8
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phx
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>LDYAI 256
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ldx #4
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jsr MEM.GetMem.YAX
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bcs .9
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>STYA ZPSListDBlkPtr
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txa
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inc SLIST.BlockPtr
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ldy SLIST.BlockPtr
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sta (ZPSListIBlkPtr),y
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* stz SLIST.BytePtr
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plx
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.8 ply
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clc
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rts
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.9 plx
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ply
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rts
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*--------------------------------------
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SLIST.SetBlockByte
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ldy SLIST.BytePtr
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sta (ZPSListDBlkPtr),y
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inc SLIST.BytePtr
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bne SLIST.ToNextBlock.RTS
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*--------------------------------------
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SLIST.ToNextBlock
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inc SLIST.BlockPtr
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ldy SLIST.BlockPtr
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lda (ZPSListIBlkPtr),y
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jsr K.GetMemPtr
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>STYA ZPSListDBlkPtr
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SLIST.ToNextBlock.RTS
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rts
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*--------------------------------------
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MAN
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SAVE usr/src/sys/kernel.s.slistx
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LOAD usr/src/sys/kernel.s
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ASM
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