A2osX/.Docs/KERNEL.md

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GetArg.A

In:

• A = argument index.

Out:

• CC : success
• Y,A = CStr To Arg[A]
• CS : Out Of Bound

FileSearch

Search a file in the provided PATH list And return, if found, the full path to it.

In:

• PUSHW = Ptr to Search Path (CSTR) %LIB%;/SYS/SLIB
• PUSHW = Ptr to File Name (CSTR)
• PUSHW = Ptr to DstBuf
• PUSHW = Ptr to DstStat

Out:

• CC : success
• DstBuf = FilePath
• DstStat = S.STAT
• CS : not found

GetDevByID.A

IN:

• A = DevID

OUT:

• CC = OK, CS = ERROR
• Y,A = DEVSLOT
• note: X Unmodified

GetDevByName.YA

IN:

• Y,A = Ptr to device name (C-String)

OUT:

• CC = OK, CS = ERROR
• X = DEVID
• Y,A = DEVSLOT

K.GetDevStatus.A

IN:

• A = DevID

OUT:

• Y,A = S.DSTAT

K.DevIOCTL

IN:

• PUSHB = DevID
• PUSHB = Operation
• PUSHW = Param Block

OUT:

• Y,A = ...

OpenDir.YA

In:

• Y,A = PATH (C-String)

Out:

• CC : success
• A = hDIR
• CS : error
• A = EC

ReadDir.A

In:

• A = hDIR

Out:

• CC : success
• X = hDIRENT
• Y,A = PTR to S.DIRENT
• CS : error
• A = EC
• note : A = 0 means no more entry

CloseDir.A

In:

• A = hDIR

Out:

• none, always succeed.

ExpandStr.YA

In:

• Y,A = PTR to String to Expand (C-String)

Out:

• X = hMem to Expanded String (C-String)
• Y,A = PTR to Expanded String

PutEnv.YA

In:

• Y,A = PTR to String NAME=VALUE (C-String)

Out:

SetEnv

In:

• PUSHW = PTR To Value (PSTR)
• PUSHW = PTR To Name (PSTR)

Out:

GetEnv.YA

In:

• Y,A = PTR to NAME (PSTR)

Out:

• CC : Y,A = PTR to VALUE (PSTR)
• CS : not found

UnsetEnv.YA

In:

• Y,A = PTR To Name (PSTR)

Out:

LoadTxtFile.YA

Load TXT a file in memory (with ending 0)

In:

• Y,A = File Path

Out:

• Y,A = File Length (without ending 0)
• X = hMem of Loaded File

LoadFile

Load a file in memory

In:

• PUSHW = AUXTYPE (Handled by....
• PUSHB = TYPE ...
• PUSHB = MODE ...
• PUSHW = PATH ...FOpen)

Out:

• Y,A = File Length
• X = hMem of Loaded File

ChTyp

In:

• PUSHB = TYPE
• PUSHW = PATH

ChMod

In:

• PUSHW = UID
• PUSHW = PATH

ChOwn

In:

• PUSHW = UID
• PUSHW = PATH

ChGrp

In:

• PUSHW = GID
• PUSHW = PATH

FAdd,FSub,FMult,FDiv,FPwr

Return X+Y, X-Y, X*Y, X/Y, X^Y

In:

• PUSHW = X (*Float)
• PUSHW = Y (*Float)
• Y,A = Dest (*Float)

Log,Sqr,Exp,Cos,Sin,Tan,ATan

Return Log(x), Sqr(x), E^X, Cos(x), Sin(X), Tan(x), ATan(x)

In:

• PUSHW = X (*Float)
• Y,A = Dest (*Float)

Float

Return return 'floated' long

In:

• PUSHW = X (*long)
• Y,A = Dest (*float)

LRIntF

Return Float rounded into a long

In:

• PUSHW = X (*Float)
• Y,A = Dest (*long)

GetMem

In:

• PUSHW = Size Requested
• PUSHB = Options
• S.MEM.F.INIT0 : init memory with 00
• S.MEM.F.ALIGN : page aligned

Out:

• CC : success
• YA = PTR to Mem

• X = hMem

• CS :
• A = EC

GetMem0.YA

In:

• Y,A = Size Requested

Out:

• CC : success
• YA = PTR to Mem (ZERO Initialised)

• X = hMem

• CS :
• A = EC

GetMem.YA

In:

• Y,A = Size Requested

Out:

• CC : success
• YA = PTR to Mem (Uninitialised)

• X = hMem

• CS :
• A = EC

FreeMem.A

In:

• A = hMem To Free

Out:

• none.
• (X,Y unmodified)

GetMemPtr.A

In:

• A = hMem

Out:

• Y,A = PTR to MemBlock
• (X unmodified)

GetMemByID.A

In:

• A = hMem

Out:

• Y,A = ZPMemMgrSPtr = PTR to S.MEM
• X unmodified

NewStr.YA

Create a new copy of this C-String

In:

• Y,A = Ptr to source C-String

Out:

• CC : success
• Y,A = PTR to String
• X = hMem (PSTR)
• CS : error
• A = SYS error code

GetMemStat.YA

In:

• Y,A = Ptr to 24 bytes buffer

Out:

• Buffer filled with memory stats

SListNew

In:

Out:

• A=hMem

SListAdd

In:

Out:

• A=hMem

SListGet

In:

Out:

• A=hMem

SListPut

In:

Out:

• A=hMem

SListFree

In:

Out:

• A=hMem

LoadStkObj

Load a file in AUX memory (Stock Objects)

In:

• PUSHW = AUXTYPE (Handled by....
• PUSHB = TYPE ...
• PUSHB = MODE ...
• PUSHW = PATH ...FOpen)

Out:

• Y,A = File Length
• X = hMem of Loaded Object in AUX mem

NewStkObj.YA

In:

• Y,A = Size Requested

Out:

• CC : success
• YA = PTR to Mem (Uninitialised)

• X = hMem

• CS :
• A = EC

FreeStkObj.A

In:

• A = hMem To Free (AUX Memory)

Out:

• none.
• (X,Y unmodified)

ExecPSNewEnv.YA

ExecPS.YA (Blocking Parent PID)

CreatePSNewEnv.YA

CreatePS.YA (Non Blocking)

In:

• Y,A = PTR To Cmd Line

Out:

• A = Child PSID

Stat

Return information about a file

In :

• PUSHW = PTR to S.STAT buffer
• PUSHW = PTR to Filename (C-String)

Out :

MKDir.YA

In:

• Y,A = DIR name

Out:

• CC : success
• CS : error
• A = EC

MkNod.YA

return a hFile for a given Device Name

IN:

• Y,A=DevName

OUT:

• CC = OK, CS = ERROR
• A = hFILE

MKFIFO

return a hFILE to a new FIFO

IN:

OUT:

• CC = OK, CS = ERROR
• A = hFILE

FPutC.AY

Print A (char) to Node

In:

• A : char to print
• Y = hFILE

Out:

• CC = success

PutChar.A

Print A (char) to StdOut

In:

• A : char to print

Out:

• CC = success

GetChar

Get char from StdIn

In:

• none.

Out:

• CC = success
• A = char

GetC.A

Get char from Node

In:

• A = hFILE

Out:

• CC = success
• A = char

FPutS

Write String to FILE

In:

• PUSHW : CPtr
• PUSHB : hFILE

Out:

• CC = success

PutS.YA

Write String to StdOut

In:

• Y,A : CPtr

Out:

• CC = success

FOpen

Open a file

In :

• PUSHW = AUXTYPE
• PUSHB = TYPE
• PUSHB = MODE
• SYS.FOpen.R : if R and exists -> ERROR
• SYS.FOpen.W : if W and exists -> CREATE
• SYS.FOpen.A : Append
• SYS.FOpen.T : Open/Append in Text mode
• SYS.FOpen.X : Create if not exists
• PUSHW = PATH (PSTR)

Out :

• CC : A = hFILE
• CS : A = EC

FClose.A

Close a file

In :

• A = hFILE

Out :

FRead.A

Read ONE byte (A) from file (Y)

In :

• A = hFILE

Out :

• A = Byte Read

FWrite.AY

Write ONE byte (A) To file (Y)

In:

• A = hFILE
• Y = char

Out:

• Y,A = Bytes Written

FRead

Read bytes from file

In :

• PUSHW = Dest Ptr
• PUSHW = Bytes To Read
• PUSHB = hFILE

Out :

• Y,A = Bytes Read

FWrite

Write bytes to file

In:

• PUSHW = Src Ptr
• PUSHW = Bytes To Write
• PUSHB = hFILE

Out:

• Y,A = Bytes Written

FFlush.A

In:

• A = hFILE

FSeek

Set the file-position indicator for hFILE

In:

• PUSHW = Ptr to Offset (DWORD)
• PUSHB = From
• PUSHB = hFILE

FEOF.A

Test the end-of-file indicator for hFILE

In:

• A = hFILE

Out:

• CC :
• A=0 EOF
• A =0 NOT EOF
• CS :

FTell

Return the current value of the file-position indicator

In:

• PUSHW = Ptr to Offset (DWORD)
• PUSHB = hFILE

Out:

• Offset = Offset

Remove.YA

Rename

Rename a file

In :

• PUSHW = New Name
• PUSHW = Old Name

Out :

SScanF

Scan a C-String (in progress)

In:

• PUSHW PTR to target buffer
• PUSHW PSTR pattern (ex: "%d.%d.%d.%d")
• %d : byte
• PUSHW PSTR to scan (ex: "192.168.1.5")

Out:

PrintF.YA/SPrintF.YA/FPrintF.YA

Prints C-Style String

In:

PrintF.YA :

• Y,A = PTR to CStr SPrintF.YA :
• Y,A = PTR to CStr
• PULLW = Ptr to Dst Buffer FPrintF.YA :
• Y,A = PTR to CStr
• PULLB = hNode

Out:

• CC : success
• CS : error code from Output Specifiers :
• %b : pull 1 byte to Print BIN
• %B : pull 2 bytes to Print BIN
• %d : pull 1 byte unsigned DEC 0..255
• %D : pull 2 bytes unsigned DEC 0..65535
• %u : pull 2 bytes PTR to 4 bytes long unsigned DEC 0..4294967295
• %e : pull 2 bytes PTR to 5 Bytes float (-)1.23456789e+12
• %f : pull 2 bytes PTR to 5 Bytes float (-)3.1415
• %h : pull 1 byte to Print HEX
• %H : pull 2 bytes to Print HEX
• %i : pull 1 byte to Print signed DEC -128..127
• %I : pull 2 bytes to Print signed DEC -32768..32767
• %L : pull 2 bytes PTR to 4 bytes signed DEC -2147483648..2147483647
• %n : pull 1 byte to Print low Nibble HEX
• %N : pull 1 byte to Print high Nibble HEX
• %s : pull 2 bytes ptr to C-Style String
• %S : pull 2 bytes ptr to P-Style String
• \b : Print 'BS' (08)
• \e : Print 'ESC' ($1B,27)
• \f : Print 'FF' ($0C,12)
• \n : Print 'LF' ($0A,10)
• \r : Print 'CR' ($0D,13)
• \\ : Print \
• % : Print % Modifiers for len and padding :
• %d : '9' '12'
• %2d : ' 9' '12'
• %02d : '09' '12'
• %11s : 'ABCDEFGH '
• %011s : 'ABCDEFGH000'
• %2f : '3.14'

StrToF

Convert String to 40 bits Float

In:

• PUSHW PTR to EndPtr
• PUSHW Source String (C-Sring)
• PUSHW PTR to target buffer (5 bytes)

Out:

• Target buffer filled with a FLOAT (packed)

AToF

Convert String to 40 bits Float

In:

• PUSHW Source String (C-Sring)
• PUSHW PTR to target buffer (5 Bytes)

Out:

StrToL

Convert String to 32 bits int

In:

• PUSHB Base
• PUSHW PTR to EndPtr
• PUSHW Source String (C-Sring)
• PUSHW PTR to target buffer DWORD

Out:

StrToUL

Convert String to 32 bits unsigned int

In:

• PUSHB Base
• PUSHW PTR to EndPtr
• PUSHW Source String (C-Sring)
• PUSHW PTR to target buffer DWORD

Out:

AToL

Convert String to 32 bits int

In:

• PUSHW Source String (C-Sring)
• PUSHW PTR to target buffer DWORD

Out:

AToI.YA

Convert String to 16 bits int

In:

• Y,A = Source String (C-String)

Out:

• Y,A = Int

RealPath.YA

Return the canonicalized absolute pathname

In :

• Y,A = Ptr to Relative Filename (C-String)

Out :

• CC : success
• Y,A = Ptr to Full Path (C-String)
• X = hMem of Full Path
• CS : A = Error Code

StrLen.YA

Returns Length of C-String

In:

• Y,A = Ptr to CSTR

Out:

• Y,A = String length

StrCat

Append SRC to DST

In:

• PUSHW = Ptr to SRC (CSTR)
• PUSHW = Ptr to DST (CSTR)

Out:

• DST = DST+SRC

StrCpy

Copy string

In:

• PUSHW = Ptr to SRC (CSTR)
• PUSHW = Ptr to DST (CSTR)

Out:

• DST = SRC

StrMatch

Compare a String against pattern

In:

• PUSHW = PTR to Pattern (e.g. '*test?.txt')
• PUSHW = PTR to Src String

Out:

• CC : match
• CS : no match

StrUpr.YA/StrLwr.YA

Convert string to UPPERCASE/lowercase

In:

• Y,A = PTR to String (CSTR)

Out:

• Uppercased/lowercased String in Buffer

StrCmp

Compare 2 strings

In:

• PUSHW = Ptr to String1 (CSTR)
• PUSHW = Ptr to String2 (CSTR)

Out:

• DST = SRC

StrICmp

Compare 2 strings

In:

• PUSHW = Ptr to String1 (CSTR)
• PUSHW = Ptr to String2 (CSTR)

Out:

• CC, Y,A=0
• CS, Y,A > 0 or < 0

Time.YA

• Get System Time in Buffer

In :

• Y,A = PTR to S.TIME

Out :

• S.TIME filled with System date/time

PTime2Time

• Convert ProDOS Time To S.TIME

In :

• PUSHW = Dst PTR To S.TIME
• PUSHW = Src PTR to ProDOS DATE/TIME (DWORD)

CTime2Time

• Convert CTIME to S.TIME

In :

• PUSHW = Dst PTR To S.TIME
• PUSHW = Src CTIME DWORD

StrFTime

Convert S.TIME struct to CSTR

In:

• PUSHW = Dst PTR To CSTR Buf
• PUSHW = Src PTR To Format String
• %a : Abbreviated weekday name : Thu
• %A : Full weekday name : Thursday
• %b : Abbreviated month name : Aug
• %B : Full month name : August
• %d : Day of the month, zero-padded (01-31)
• %H : Hour in 24h format (00-23) 14
• %I : Hour in 12h format (01-12) 02
• %m : Month as a decimal number (01-12) 08
• %M : Minute (00-59) 55
• %p : AM or PM designation PM
• %S : Second (00-61) 02
• %w : Weekday as a decimal number with Sunday as 0 (0-6)
• %y : Year, last two digits (00-99)
• %Y : Year four digits 2001
• PUSHW = Src PTR To S.Time

Out:

• none. always succeed.