A2osX/BIN/LSOF.S.txt

NEW
PREFIX
AUTO 4,1
				.LIST OFF
				.OP	65C02
				.OR	$2000
				.TF BIN/LSOF
*--------------------------------------
				.INB INC/MACROS.I
				.INB INC/MLI.I
				.INB INC/A2OSX.I
				.INB INC/KERNEL.I
*--------------------------------------
ZPFDPtr			.EQ ZPBIN
*--------------------------------------
*			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		CS
				.DA DS.END-DS.START		DS
				.DA #16					SS
				.DA #4					ZP
				.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------				
.1				.DA CS.INIT
				.DA CS.RUN
				.DA CS.EVENT		
				.DA	CS.QUIT
L.MSG0			.DA MSG0
L.MSG1			.DA MSG1
L.FD.T			.DA FD.T.REG
				.DA FD.T.DIR
				.DA FD.T.CDEV
				.DA FD.T.BDEV
				.DA FD.T.LNK
				.DA FD.T.DSOCK
				.DA FD.T.SSOCK
				.DA FD.T.PIPE
				.DA 0
*--------------------------------------
CS.INIT			clc
				rts
*--------------------------------------
CS.RUN			>LDYA L.MSG0
				>SYSCALL puts

				lda #1
				>STA.G FILE.ID
				
.1				tax
				lda OF.Table.hFD-1,x
				beq .7
				
				>SYSCALL GetMemPtr
				>STYA ZPFDPtr
				
				>LDA.G FILE.ID
				tax
				
				lda OF.Table.hPath-1,x
				bne .2
				
				lda OF.Table.hFD-1,x
				tax

				lda Dev.Table-1,x
				sta ZPFDPtr
				clc
				adc #S.FD.DEV
				tay
				lda Dev.Table,x
				sta ZPFDPtr+1
				adc /S.FD.DEV

				bra .3
				
.2				>SYSCALL GetMemPtr
				
.3				>PUSHYA

				lda (ZPFDPtr)
				tax
				>PUSHW L.FD.T,x
				
				>LDA.G FILE.ID
				tax
				lda OF.Table.hFD-1,x
				>PUSHA
				txa
				>PUSHA
				
				>PUSHBI 6
				>LDYA L.MSG1
				>SYSCALL printf
				
.7				>INC.G FILE.ID
				cmp #K.OF.MAX+1
				bne .1
				
.8				lda #0					tell TSKMGR that all done ok, but 
				sec						we do not want to stay in memory
.9				rts
*--------------------------------------
CS.EVENT		sec
				rts
*--------------------------------------
CS.QUIT			clc
				rts
*--------------------------------------
CS.END
MSG0			.AZ "hFILE hFD Type  Filepath"
MSG1			.AZ "%03d   $%h %5s %s\r\n"
FD.T.REG		.AZ "REG"
FD.T.DIR		.AZ "DIR"
FD.T.CDEV		.AZ "CDEV"
FD.T.BDEV		.AZ "BDEV"
FD.T.LNK		.AZ "LNK"
FD.T.DSOCK		.AZ "DSOCK"
FD.T.SSOCK		.AZ "SSOCK"
FD.T.PIPE		.AZ "PIPE"
*--------------------------------------
				.DUMMY
				.OR 0
DS.START
FILE.ID			.BS 1
DS.END
				.ED
*--------------------------------------
MAN
SAVE USR/SRC/BIN/LSOF.S
ASM