A2osX/BIN/LS.S.txt

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PR#3
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PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
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.TF /A2OSX.BOOT/BIN/LS
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBSTR.I
*--------------------------------------
ZPPtr1 .EQ ZPBIN
ZPPtr2 .EQ ZPBIN+2
ZPPtr3 .EQ ZPBIN+4
*--------------------------------------
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* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START Code Length To Relocate
.DA DS.END-DS.START Data Segment to Allocate
.DA 0
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
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L.LIBSTR .DA LIBSTR
L.MSG.VOL.HEADER .DA MSG.VOL.HEADER
L.MSG.DIR.HEADER .DA MSG.DIR.HEADER
L.MSG.VOL .DA MSG.VOL
L.MSG.DIR .DA MSG.DIR
L.MSG.FILE .DA MSG.FILE
L.MSG.VOL.END .DA MSG.VOL.END
L.MSG.DIR.END .DA MSG.DIR.END
L.PRODOS.FT.TXT .DA PRODOS.FT.TXT
.DA 0
*--------------------------------------
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CS.INIT >LDYA L.LIBSTR
>SYSCALL SYS.LoadLibYA
sta hLIBSTR
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lda #0
ldy #DS.END-DS.START-1
.11 sta (pData),y
dey
bpl .11
ldy #S.PS.hARGS
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lda (pPs),y
beq .1 no arg, go get current prefix
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>SYSCALL SYS.GetMemPtrA
>STYA ZPPtr1
lda (ZPPtr1)
beq .1
ldy #1
lda (ZPPtr1),y
cmp #'/' full path starting with '/'?
bne .10 no, append to current prefix
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ldy #S.PS.hARGS yes, get back arg...
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lda (pPs),y
bra .3
.10 ldy #S.PS.hARGS
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lda (pPs),y
>PUSHA
ldy #S.PS.hPREFIX
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lda (pPs),y
>PUSHA
>SYSCALL SYS.PStrCat
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ldy #hDIRPATH
sta (pData),y
bra .3
.1 ldy #S.PS.hPREFIX
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lda (pPs),y
.3 pha
>SYSCALL SYS.CheckPrefixA is it a existing directory?
bcs .4 no, let ListDirInitA extract pattern
pla
pha
>SYSCALL SYS.GetMemPtrA
>STYA ZPPtr1
lda (ZPPtr1)
tay
lda #'/'
cmp (ZPPtr1),y
beq .31
iny
sta (ZPPtr1),y
.31 iny
lda #'*'
sta (ZPPtr1),y
.4 pla
>SYSCALL SYS.ListDirInitA
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bcs .9
ldy #hS.LISTDIR
sta (pData),y
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lda (pPs)
ora #S.PS.F.EVENT Now accept events
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sta (pPs)
clc
rts
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.9 sec
rts
*--------------------------------------
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CS.RUN ldy #bCANCEL
lda (pData),y
beq .1
sec
rts
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.1 ldy #bSTOP
lda (pData),y
beq .2
clc
rts
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.2 ldy #hS.LISTDIR
lda (pData),y
>SYSCALL SYS.ListDirNextA
bcc .3
jmp Push.Footer
.3 pha
>SYSCALL SYS.GetMemPtrA
>STYA ZPPtr1
lda (ZPPtr1)
pha
and #$0F
sta (ZPPtr1) Adjust Filename len
pla
and #$F0
cmp #$F0 Volume ($F) HEADER ?
bne .31
pla
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ldy #hVOLHEADER
sta (pData),y
>PUSHW ZPPtr1
>PUSHW L.MSG.VOL.HEADER
>LIBCALL hLIBSTR,LIBSTR.PRINTF
clc
rts
.31 cmp #$E0 Dir ($E) HEADER ?
bne .4
pla
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ldy #hDIRHEADER
sta (pData),y
>PUSHW ZPPtr1
>PUSHW L.MSG.DIR.HEADER
>LIBCALL hLIBSTR,LIBSTR.PRINTF
clc
rts
.4 cmp #$D0 Directory ?
bne .5
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jsr Push.Dates
jsr Push.Dir
>PUSHW L.MSG.DIR
bra .8
.5 cmp #$C0 Volume Name ?
bne .6
>PUSHW ZPPtr1
>PUSHW L.MSG.VOL
bra .8
.6 jsr Push.Dates File
jsr Push.File
>PUSHW L.MSG.FILE
.8 >LIBCALL hLIBSTR,LIBSTR.PRINTF
.9 pla
>SYSCALL SYS.FreeMemA
clc
rts
*--------------------------------------
Push.Dir ldy #$1E get access mask
lda (ZPPtr1),y
>PUSHA
>PUSHW ZPPtr1
rts
*--------------------------------------
Push.File >PUSHBI 0 4th byte of file len=0
ldy #$17 get file len (3 bytes)
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
ldy #$1E get access mask
lda (ZPPtr1),y
>PUSHA
ldy #$20 get aux type
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
ldy #$10 get filetype
lda L.PRODOS.FT.TXT
sta ZPPtr2
lda L.PRODOS.FT.TXT+1
sta ZPPtr2+1
ldx #0
.1 lda (ZPPtr1),y
cmp PRODOS.FT.ID,x
beq .3
lda ZPPtr2
clc
adc #4
sta ZPPtr2
bcc .2
inc ZPPtr2+1
.2 inx
cpx PRODOS.FT.COUNT
bne .1
lda (ZPPtr1),y
lsr
lsr
lsr
lsr
tax
lda HEXDIGIT,x
sta PRODOS.FT.DFLT+2
lda (ZPPtr1),y
and #$0F
tax
lda HEXDIGIT,x
sta PRODOS.FT.DFLT+3
.3 >PUSHW ZPPtr2
>PUSHW ZPPtr1
>LIBCALL hLIBSTR,LIBSTR.LCASEP
>PUSHW ZPPtr1
rts
*--------------------------------------
Push.Dates ldy #$24 get modification time
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
ldy #$22
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
ldy #$1B get creation time
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
ldy #$19
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
rts
*--------------------------------------
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Push.Footer ldy #hVOLHEADER
lda (pData),y
beq .20
>SYSCALL SYS.GetMemPtrA
>STYA ZPPtr1
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ldy #$22 file_count
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
>PUSHW L.MSG.VOL.END
>LIBCALL hLIBSTR,LIBSTR.PRINTF
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.20 ldy #hDIRHEADER
lda (pData),y
beq .21
>SYSCALL SYS.GetMemPtrA
>STYA ZPPtr1
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ldy #$22 file_count
lda (ZPPtr1),y
>PUSHA
dey
lda (ZPPtr1),y
>PUSHA
>PUSHW L.MSG.DIR.END
>LIBCALL hLIBSTR,LIBSTR.PRINTF
.21 sec
rts
*--------------------------------------
CS.DOEVENT ldy #S.EVT.hDEV is Event from active IN device?
lda (pEvent),y
ldy #S.PS.hINDEV
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cmp (pPs),y
bne .9
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lda (pEvent)
and #S.EVT.F.KEY is it a KEY event?
beq .9
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ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
lda (pEvent),y
bne .9
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ldy #S.EVT.DATALO
lda (pEvent),y
cmp #$03 Ctrl-C
bne .1
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lda #$FF
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ldy #bCANCEL
sta (pData),y
bra .8
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.1 cmp #$13 Ctrl-S
bne .8
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ldy #bSTOP
lda (pData),y
eor #$FF
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sta (pData),y
.8 clc
rts
.9 sec
rts
*--------------------------------------
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CS.QUIT ldy #hVOLHEADER
lda (pData),y
beq .1
>SYSCALL SYS.FreeMemA
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.1 ldy #hDIRHEADER
lda (pData),y
beq .2
>SYSCALL SYS.FreeMemA
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.2 ldy #hS.LISTDIR
lda (pData),y
>SYSCALL SYS.ListDirCloseA
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ldy #hDIRPATH
lda (pData),y
beq .3
>SYSCALL SYS.FreeMemA
.3 lda hLIBSTR
>SYSCALL SYS.UnloadLibA
clc
rts
*--------------------------------------
CS.END
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LIBSTR >PSTRING "libstr.o"
MSG.VOL.HEADER >CSTRING "Volume Listing Of %S\n"
MSG.DIR.HEADER >CSTRING "Directory Listing Of %S\n"
MSG.VOL >CSTRING "/%S\n"
MSG.DIR >CSTRING "/%15S <dir> %a %T %t %T %t\n"
MSG.FILE >CSTRING "%15S %S $%H %a %8L %T %t %T %t\n"
MSG.VOL.END >CSTRING "%D Files In Volume.\n"
MSG.DIR.END >CSTRING "%D Files In Directory.\n"
*--------------------------------------
PRODOS.FT.COUNT .HS 07
PRODOS.FT.ID .HS 0406FAFCFDE2FF
PRODOS.FT.TXT
T04 >PSTRING "TXT"
T06 >PSTRING "BIN"
TFA >PSTRING "S-C"
TFC >PSTRING "BAS"
TFD >PSTRING "VAR"
TE2 >PSTRING "ATK"
TFF >PSTRING "SYS"
PRODOS.FT.DFLT >PSTRING "$ "
HEXDIGIT .AS '0123456789ABCDEF'
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hLIBSTR .BS 1
*--------------------------------------
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.DUMMY
.OR 0
DS.START
hDIRPATH .BS 1
hS.LISTDIR .BS 1
hVOLHEADER .BS 1
hDIRHEADER .BS 1
bSTOP .BS 1
bCANCEL .BS 1
DS.END
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.ED
*--------------------------------------
MAN
SAVE BIN/LS.S
ASM