A2osX/SYS/KERNEL.S.MLI.txt

PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
				.LIST OFF
*--------------------------------------
*               PUBLIC
*--------------------------------------
S.MLICreateFile	>PULLW MLICALL.PARAMS+1
				>PULLB MLICALL.PARAMS+3	Access
				>PULLB MLICALL.PARAMS+4	File type
				>PULLW MLICALL.PARAMS+5	Aux type
				lda #$01				Storage=Standard Files
				sta MLICALL.PARAMS+7	
				>MLICALL MLICREATE
				rts
*--------------------------------------
* S.MLISetFileInfo
*--------------------------------------
S.MLISetFileInfo
				>PULLW ZPQuickPtr1
				>PULLW MLICALL.PARAMS+1
				ldy #$E
.1				lda (ZPQuickPtr1),y
				sta MLICALL.PARAMS+3,y
				dey
				bpl .1
				>MLICALL MLISETFILEINFO
				rts
*--------------------------------------
* S.MLIGetFileInfoYA
*  in :
*   Y,A = FileName
*  out :
*	Y,A = PTR To Buffer (L=15)
*--------------------------------------
S.MLIGetFileInfoYA
				>STYA MLICALL.PARAMS+1
				>MLICALL MLIGETFILEINFO
				bcs .9
				>LDYAI MLICALL.PARAMS+3
.9				rts
*--------------------------------------
* S.MLIOnline
*  in :
*	PULLB = Device
*	PULLW = Dest PTR
*--------------------------------------
S.MLIOnline		>PULLB MLICALL.PARAMS+1
				>PULLW MLICALL.PARAMS+2
				>MLICALL MLIONLINE
				rts
*--------------------------------------
S.MLIGetPrefixYA
				>STYA MLICALL.PARAMS+1
				>MLICALL MLIGETPREFIX
				rts
*--------------------------------------
* S.MLIOpenYA
*  in :
*   YA = FileName
*  out :
*   A = ref_num
*	X = buf hMem	
*--------------------------------------
S.MLIOpenYA		>STYA MLICALL.PARAMS+1
				>PUSHWI 1024			get a ProDOS IO buffer
				>PUSHBI S.MEM.F.ALIGN+S.MEM.F.NOMOVE
				jsr S.GetMem
				bcs .99
				
				phx						save Prodos Buffer hMem
				>STYA MLICALL.PARAMS+3
				>MLICALL MLIOPEN
				bcs .98
				lda MLICALL.PARAMS+5	get ref_num
				plx						get back Prodos Buffer hMem
				rts						CC
				
.98				plx						get back Prodos Buffer hMem
				pha						save MLI error
				txa
				jsr S.FreeMemA			discard Prodos Buffer
				pla						get back MLI error
				sec
.99				rts
*--------------------------------------
* S.MLINewline
*  in :
*   PULLB = ref_num
*	PULLB = Enable Mask
*	PULLB = Newline Char
*--------------------------------------
S.MLINewLine	>PULLB MLICALL.PARAMS+1
				>PULLB MLICALL.PARAMS+2
				>PULLB MLICALL.PARAMS+3
				>MLICALL MLINEWLINE
				rts
*--------------------------------------
* S.MLIRead
*  in :
*   PULLB = ref_num
*	PULLW = Dest PTR
*	PULLW = Bytes To Read
*  out :
*   Y,A = Bytes Read
*--------------------------------------
S.MLIRead		>PULLB MLICALL.PARAMS+1
				>PULLW MLICALL.PARAMS+2
				>PULLW MLICALL.PARAMS+4
				>MLICALL MLIREAD
				bcs .9
				>LDYA MLICALL.PARAMS+6
.9				rts
*--------------------------------------
* S.MLIWrite
*  in :
*   PULLB = ref_num
*	PULLW = Src PTR
*	PULLW = Bytes To Write
*  out :
*   Y,A = Bytes Written
*--------------------------------------
S.MLIWrite		>PULLB MLICALL.PARAMS+1
				>PULLW MLICALL.PARAMS+2
				>PULLW MLICALL.PARAMS+4
				>MLICALL MLIWRITE
				bcs .9
				>LDYA MLICALL.PARAMS+6
.9				rts
*--------------------------------------
* S.MLICloseA
*  in :
*   A = ref_num
*  out :
*--------------------------------------
S.MLICloseA		sta MLICALL.PARAMS+1
				>MLICALL MLICLOSE
				rts
*--------------------------------------
* S.MLIGetEOF
*  in :
*   A = ref_num
*  out :
*   Y,A,X = EOF
*--------------------------------------
S.MLIGetEOFA	sta MLICALL.PARAMS+1
				>MLICALL MLIGETEOF
				bcs .9
				>LDYA MLICALL.PARAMS+2
				ldx MLICALL.PARAMS+4
				clc
.9				rts
*--------------------------------------
MAN
SAVE SYS/KERNEL.S.MLI
LOAD SYS/KERNEL.S
ASM