A2osX/BIN/LS.S.txt
2015-03-15 23:00:40 +01:00

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PR#3
PREFIX /A2OSX.BUILD
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/LS
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBSTR.I
*--------------------------------------
* Main entry point
*--------------------------------------
* Code signature and INIT table
*--------------------------------------
* CLD $D8
* JMP (*,x) $7C
* #JMPTABLE
* /JMPTABLE
*--------------------------------------
CS.START cld
jmp (.1,x)
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIB.LIBSTR .DA LIB.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
.DA CS.END-CS.START Code Length To Relocate
.DA DS.END-DS.START Data Segment to Allocate
*--------------------------------------
CS.INIT >LIBLOADP L.LIB.LIBSTR
sta hLIBSTR
stz hDIRPATH
stz hS.LISTDIR
stz hVOLHEADER
stz hDIRHEADER
stz bSTOP
stz bCANCEL
ldy #S.PS.hARGS
lda (pPsContext),y
beq .1
>SYSCALL SYS.GetMemPtrA
>STYA ZPQuickPtr1
lda (ZPQuickPtr1)
beq .1
ldy #1
lda (ZPQuickPtr1),y
cmp #'/'
bne .10
ldy #S.PS.hARGS
bra .2
.10 ldy #S.PS.hARGS
lda (pPsContext),y
>PUSHA
ldy #S.PS.hPREFIX
lda (pPsContext),y
>PUSHA
>SYSCALL SYS.PStrCat
sta hDIRPATH
bra .3
.1 ldy #S.PS.hPREFIX
.2 lda (pPsContext),y
.3 >SYSCALL SYS.ListDirInitA
bcs .98
sta hS.LISTDIR
lda (pPsContext)
ora #S.PS.F.EVENT Now accept events
sta (pPsContext)
clc
rts
.98 pha
lda hLIBSTR
>SYSCALL SYS.FreeMemA
pla
sec
rts
*--------------------------------------
CS.RUN lda bCANCEL
beq .1
sec
rts
.1 lda bSTOP
beq .2
clc
rts
.2 lda hS.LISTDIR
>SYSCALL SYS.ListDirNextA
bcc .3
jmp Push.Footer
.3 pha
>SYSCALL SYS.GetMemPtrA
>STYA ZPQuickPtr1
lda (ZPQuickPtr1)
pha
and #$0F
sta (ZPQuickPtr1) Adjust Filename len
pla
and #$F0
cmp #$F0 Volume ($F) HEADER ?
bne .31
pla
sta hVOLHEADER
>PUSHW ZPQuickPtr1
>PUSHW L.MSG.VOL.HEADER
>LIBCALL hLIBSTR,LIBSTR.PRINTF
clc
rts
.31 cmp #$E0 Dir ($E) HEADER ?
bne .4
pla
sta hDIRHEADER
>PUSHW ZPQuickPtr1
>PUSHW L.MSG.DIR.HEADER
>LIBCALL hLIBSTR,LIBSTR.PRINTF
clc
rts
.4 cmp #$D0 Directory ?
bne .5
jsr Push.Dates
jsr Push.Dir
>PUSHW L.MSG.DIR
bra .8
.5 cmp #$C0 Volume Name ?
bne .6
>PUSHW ZPQuickPtr1
>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 (ZPQuickPtr1),y
>PUSHA
>PUSHW ZPQuickPtr1
rts
*--------------------------------------
Push.File >PUSHBI 0 4th byte of file len=0
ldy #$17 get file len (3 bytes)
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
ldy #$1E get access mask
lda (ZPQuickPtr1),y
>PUSHA
ldy #$20 get aux type
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
ldy #$10 get filetype
lda L.PRODOS.FT.TXT
sta ZPQuickPtr2
lda L.PRODOS.FT.TXT+1
sta ZPQuickPtr2+1
ldx #0
.1 lda (ZPQuickPtr1),y
cmp PRODOS.FT.ID,x
beq .3
lda ZPQuickPtr2
clc
adc #4
sta ZPQuickPtr2
bcc .2
inc ZPQuickPtr2+1
.2 inx
cpx PRODOS.FT.COUNT
bne .1
lda (ZPQuickPtr1),y
lsr
lsr
lsr
lsr
tax
lda HEXDIGIT,x
sta PRODOS.FT.DFLT+2
lda (ZPQuickPtr1),y
and #$0F
tax
lda HEXDIGIT,x
sta PRODOS.FT.DFLT+3
.3 >PUSHW ZPQuickPtr2
>PUSHW ZPQuickPtr1
>LIBCALL hLIBSTR,LIBSTR.LCASEP
>PUSHW ZPQuickPtr1
rts
*--------------------------------------
Push.Dates ldy #$24 get modification time
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
ldy #$22
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
ldy #$1B get creation time
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
ldy #$19
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
rts
*--------------------------------------
Push.Footer lda hVOLHEADER
beq .20
>SYSCALL SYS.GetMemPtrA
>STYA ZPQuickPtr1
ldy #22 file_count
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),y
>PUSHA
>PUSHW L.MSG.VOL.END
>LIBCALL hLIBSTR,LIBSTR.PRINTF
.20 lda hDIRHEADER
beq .21
>SYSCALL SYS.GetMemPtrA
>STYA ZPQuickPtr1
ldy #22 file_count
lda (ZPQuickPtr1),y
>PUSHA
dey
lda (ZPQuickPtr1),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
cmp (pPsContext),y
bne .9
lda (pEvent)
and #S.EVT.F.KEY is it a KEY event?
beq .9
ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
lda (pEvent),y
bne .9
ldy #S.EVT.DATALO
lda (pEvent),y
cmp #$03 Ctrl-C
bne .1
lda #$FF
sta bCANCEL
bra .8
.1 cmp #$13 Ctrl-S
bne .8
lda bSTOP
eor #$FF
sta bSTOP
.8 >SYSCALL SYS.DestroyEvent
clc
rts
.9 sec
rts
*--------------------------------------
CS.QUIT lda hVOLHEADER
beq .1
>SYSCALL SYS.FreeMemA
.1 lda hDIRHEADER
beq .2
>SYSCALL SYS.FreeMemA
.2 lda hS.LISTDIR
>SYSCALL SYS.ListDirCloseA
lda hDIRPATH
beq .3
>SYSCALL SYS.FreeMemA
.3 lda hLIBSTR
>SYSCALL SYS.UnloadLibA
clc
rts
*--------------------------------------
CS.END
LIB.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'
*--------------------------------------
DS.START
hLIBSTR .BS 1
hDIRPATH .BS 1
hS.LISTDIR .BS 1
hVOLHEADER .BS 1
hDIRHEADER .BS 1
bSTOP .BS 1
bCANCEL .BS 1
DS.END
*--------------------------------------
MAN
SAVE BIN/LS.S
ASM