A2osX/SYS/KERNEL.S.STAT.txt
2017-08-24 14:46:48 +02:00

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PR#3
PREFIX /A2OSX.BUILD
LOMEM $A00
INC 1
AUTO 6
*/--------------------------------------
* # Stat
* Return information about a file
* ## In :
* PUSHW = PTR to S.STAT buffer
* PUSHW = PTR to Filename (PSTR)
* ## Out :
*\--------------------------------------
K.Stat jsr PFT.CheckPathSTK
jsr STDIO.PullMLIPath
>PULLW ZPPtr2
>MLICALL MLIGETFILEINFO
bcs .9
ldx K.MLI.PARAMS+S.FILEINFO.ACCESS
lda #S.STAT.MODE.XO+S.STAT.MODE.WO+S.STAT.MODE.RO
cpx #S.FILEINFO.ACCESS.FULL
beq .2
lda #S.STAT.MODE.XO+S.STAT.MODE.RO
cpx #S.FILEINFO.ACCESS.R
beq .2
lda #0
.2 ldy #S.STAT.MODE
sta (ZPPtr2),y
ldx #K.Stat.DST-K.Stat.SRC
.3 ldy K.Stat.SRC-1,x
lda K.MLI.PARAMS,y
ldy K.Stat.DST-1,x
sta (ZPPtr2),y
dex
bne .3
ldy #S.STAT.SIZE
lda #0
sta (ZPPtr2),y
iny
lda K.MLI.PARAMS+S.FILEINFO.BLOCKSUSED
asl
sta (ZPPtr2),y
iny
lda K.MLI.PARAMS+S.FILEINFO.BLOCKSUSED+1
rol
sta (ZPPtr2),y
iny
lda #0
rol
sta (ZPPtr2),y
clc
.9 rts
*--------------------------------------
K.Stat.SRC .DA #S.FILEINFO.TYPE
.DA #S.FILEINFO.AUXTYPE,#S.FILEINFO.AUXTYPE+1
.DA #S.FILEINFO.BLOCKSUSED,#S.FILEINFO.BLOCKSUSED+1
K.Stat.DST .DA #S.STAT.P.TYPE
.DA #S.STAT.P.AUXTYPE,#S.STAT.P.AUXTYPE+1
.DA #S.STAT.BLOCKS,#S.STAT.BLOCKS+1
*--------------------------------------
MAN
SAVE /A2OSX.SRC/SYS/KERNEL.S.STAT
LOAD /A2OSX.SRC/SYS/KERNEL.S
ASM