A2osX/BIN/LS.S.txt

PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
				.LIST OFF
				.OP	65C02
				.OR	$2000
				.TF /A2OSX.BOOT/BIN/LS
*--------------------------------------
				.INB INC/MACROS.I
				.INB INC/A2OSX.I
*--------------------------------------
ZPPtr1			.EQ ZPBIN
ZPPtr2			.EQ ZPBIN+2
*--------------------------------------
*			File Header (16 Bytes)
*--------------------------------------
CS.START		cld
				jmp (.1,x)
				.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
L.MSG.DEV		.DA MSG.DEV
L.MSG.DIR		.DA MSG.DIR
L.MSG.FILE		.DA MSG.FILE
L.PRODOS.FT.TXT	.DA PRODOS.FT.TXT
L.STAT			.DA STAT
L.TIME.Format	.DA TIME.Format
L.TIME.Create	.DA TIME.Create
L.TIME.Mod		.DA TIME.Mod
				.DA 0
*--------------------------------------
CS.INIT			>SYSCALL SYS.GetArgC
				cmp #1
				bne .1

				ldy #S.PS.hPREFIX
				lda (pPs),y
				>SYSCALL SYS.GetMemPtrA
				>SYSCALL SYS.OPENDIRYA
				bcc .8					A=hDir
.99				rts
				
.1				lda #1
				>SYSCALL SYS.GetArgA

				>SYSCALL SYS.GetFullPathYA
				bcs .99
				stx hFullPath
				>STYA ZPPtr1
				
				>PUSHW L.STAT
				>PUSHW ZPPtr1
				>SYSCALL SYS.STAT
				
				bcc .7					File exists, do not extract wildcard
				
				lda (ZPPtr1)
				tay
				
.2				lda	(ZPPtr1),y			search backward for a /
				cmp #'/'
				beq .3
				dey
				bne .2
				
.3				tya
				cmp (ZPPtr1)
				beq .7					Make sure at least one char
				
				ldx #0
				phy						save / pos to trunk string later
				
.4				iny
				inx
				lda (ZPPtr1),y
				sta UsrBuf256,x
				tya
				cmp (ZPPtr1)
				bne .4
				
				pla						get back / pos
				sta (ZPPtr1)			trunk it for Opendir
				
				stx UsrBuf256
				>LDYAI UsrBuf256
				>SYSCALL SYS.NewPstrYA
				bcs .9
				txa
				ldy #hFilter
				sta (pData),y				
				
.7				>LDYA ZPPtr1
				>SYSCALL SYS.OPENDIRYA
				bcs .9
				
				jsr .9					Cleanup
				
.8				ldy #hDIR				A=hDir
				sta (pData),y
				
				lda (pPs)
				ora #S.PS.F.EVENT		Now accept events
				sta (pPs)
				
				clc
				rts
				
.9				pha
				lda hFullPath
				>SYSCALL SYS.FreeMemA
				pla
				sec
				rts
*--------------------------------------
CS.RUN			ldy #bCANCEL
				lda (pData),y
				beq .1
				sec
				rts
				
.1				ldy #bSTOP
				lda (pData),y
				beq .2
				clc
				rts
				
.2				ldy #hDIR
				lda (pData),y
				>SYSCALL SYS.READDIRA
				bcc .20
				rts
				
.20				phx						Save hDIRENT
				>STYA ZPPtr1
				
.3				lda (ZPPtr1)
			
				beq .8					No more entry..exit
				
				lda ZPPtr1				set Ptr2=Ptr1+LEN-> S.STAT
				sec
				adc (ZPPtr1)
				sta ZPPtr2
				lda ZPPtr1+1
				adc #0
				sta ZPPtr2+1
				
				ldy #hFilter
				lda (pData),y
				beq	.4					No filter....
				
				>SYSCALL SYS.GetMemPtrA
				>PUSHYA
				>PUSHW ZPPtr1
				>SYSCALL SYS.PStrMatch
				bcs .7					no match, skip....
				
.4				ldy #S.STAT.PRODOS.DRIVE
				lda (ZPPtr2),y			ProDOS Device ?
				beq .5
				
				jsr CS.RUN.DEV
				bra .7
				
.5				ldy #S.STAT.PRODOS.TYPE
				lda (ZPPtr2),y
				cmp #$0F				Directory ?
				bne .6

				jsr CS.RUN.DIR
				bra .7
				
.6				jsr CS.RUN.FILE
				
.7				lda ZPPtr2
				clc
				adc #S.STAT
				sta ZPPtr1
				lda ZPPtr2+1
				adc #0
				sta ZPPtr1+1
				bra .3
				
.8				pla
				>SYSCALL SYS.FreeMemA
				clc
				rts
*--------------------------------------
CS.RUN.DEV		ldy #S.STAT.PRODOS.DEVBLOCKS+1
				>PUSHB (ZPPtr2),y
				dey
				>PUSHB (ZPPtr2),y
				ldy #S.STAT.BLOCKS+1
				>PUSHB (ZPPtr2),y
				dey
				>PUSHB (ZPPtr2),y

				ldy #S.STAT.PRODOS.DRIVE
				>PUSHB (ZPPtr2),y
				dey						SLOT
				>PUSHB (ZPPtr2),y
				
				>PUSHW ZPPtr1
				>LDYA L.MSG.DEV
				>SYSCALL SYS.PrintFYA
				rts
*--------------------------------------
CS.RUN.DIR		jsr CS.RUN.PUSHDATES

				>PUSHW ZPPtr1
				>LDYA L.MSG.DIR
				>SYSCALL SYS.PrintFYA
				rts
*--------------------------------------
CS.RUN.FILE		jsr CS.RUN.PUSHDATES
				
				lda ZPPtr2
				clc
				adc #S.STAT.SIZE
				tay
				lda ZPPtr2+1
				adc #0
				>PUSHYA					File Size
				
				ldy #S.STAT.PRODOS.AUXTYPE+1
				lda (ZPPtr2),y
				>PUSHA
				dey
				lda (ZPPtr2),y
				>PUSHA					AuxType
				
				dey
				lda (ZPPtr2),y
				jsr FileType2PSTR
				>PUSHYA					Type
				
				>PUSHW ZPPtr1
				>LDYA L.MSG.FILE
				>SYSCALL SYS.PrintFYA
				rts
*--------------------------------------
CS.RUN.PUSHDATES
				>PUSHW L.TIME.Mod
				>PUSHW L.TIME.Format
				lda ZPPtr2
				clc
				adc #S.STAT.MTIME
				tay
				lda ZPPtr2+1
				adc #0
				>PUSHYA
				>SYSCALL SYS.PStrFTime
				
				>PUSHW L.TIME.Create
				>PUSHW L.TIME.Format
				lda ZPPtr2
				clc
				adc #S.STAT.CTIME
				tay
				lda ZPPtr2+1
				adc #0
				>PUSHYA
				>SYSCALL SYS.PStrFTime
				
				>PUSHW L.TIME.Mod	ModTime
				>PUSHW L.TIME.Create	Create Time
				rts
*--------------------------------------
CS.DOEVENT		ldy #S.EVT.hDEV		is Event from active IN device?
				lda (pEvent),y
				ldy #S.PS.hINDEV
				cmp (pPs),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
				ldy #bCANCEL
				sta (pData),y
				bra .8
				
.1				cmp #$13				Ctrl-S
				bne .8
				
				ldy #bSTOP
				lda (pData),y
				eor #$FF
				sta (pData),y

.8				clc
				rts
				
.9				sec
				rts
*--------------------------------------
CS.QUIT			ldy #hDIR
				lda (pData),y
				
				>SYSCALL SYS.CLOSEDIRA
				
				ldy #hFilter
				lda (pData),y
				beq .3
				>SYSCALL SYS.FreeMemA
				
.3				clc
				rts
*--------------------------------------
FileType2PSTR	ldy #0
								
.1				cmp PRODOS.FT.HEX,y
				beq .3
				
.2				iny
				cpy #PRODOS.FT.TXT-PRODOS.FT.TXT
				bne .1
				
				pha
				lsr
				lsr
				lsr
				lsr
				tax
				lda HEXDIGIT,x
				sta PRODOS.FT.DFLT+2
				
				pla
				and #$0F
				tax
				lda HEXDIGIT,x
				sta PRODOS.FT.DFLT+3
				
.3				tya				
				asl
				asl						CC
				adc L.PRODOS.FT.TXT
				tay
				lda L.PRODOS.FT.TXT+1
				adc #0
				rts
*--------------------------------------
CS.END
MSG.DEV			>CSTRING "%15S S%d,D%d Blocks Used:%5D,Total:%5D\n"
MSG.DIR			>CSTRING "/%15S  <dir>              %S %S\n"
MSG.FILE		>CSTRING "%15S %S $%H %10u %S %S\n"
*--------------------------------------
PRODOS.FT.HEX	.HS 0406FAFCFDE2FF
PRODOS.FT.TXT	>PSTRING "TXT"
				>PSTRING "BIN"
				>PSTRING "S-C"
				>PSTRING "BAS"
				>PSTRING "VAR"
				>PSTRING "ATK"
				>PSTRING "SYS"
PRODOS.FT.DFLT	>PSTRING "$  "
TIME.Format		>PSTRING "%d-%b-%y %H:%M"
TIME.Create		.BS 20
TIME.Mod		.BS 20
HEXDIGIT		.AS '0123456789ABCDEF'
hFullPath		.BS 1
STAT			.BS S.STAT
*--------------------------------------
				.DUMMY
				.OR 0
DS.START
hDIRPATH		.BS 1
hDIR			.BS 1
hFilter			.BS 1
bSTOP			.BS 1
bCANCEL			.BS 1
DS.END
				.ED
*--------------------------------------
MAN
SAVE BIN/LS.S
ASM