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A2osX/.Docs/KERNEL.md
Rémy GIBERT 5d71a71b09 Kernel 0.9.2
2018-08-27 17:26:01 +02:00

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*** Auto generated by docgen.cmd ***

GetArg

ASM

In:
A = argument index.
Out:
CC : success
Y,A = PTR To Arg[A]
CS : Out Of Bound

LoadDrv

ASM

In:
Y,A = PTR to "NAME.DRV [PARAM]" C-String
Out:
none

InsDrv

C

void * insdrv (void * src, void * crvcsstart, void * drvcsend, void * drvend);

ASM

In:
>PUSHW DRV.END
>PUSHW DRV.CS.END
>PUSHW DRV.CS.START
>LDYA L.SRC
SYSCALL insdrv
Out:
Y,A = Ptr to installed driver

GetDevByID

In:
A = DevID
Out:
CC = OK, CS = ERROR
Y,A = FD
X = hFD

GetDevByName

In:
Y,A = Ptr to device name (C-String)
Out:
CC = OK, CS = ERROR
Y,A = FD
X = DevID

GetDevStatus

C

int getdevstatus ( short int hFD, S.DIB * dstat );

ASM

In:
>PUSHWI S.DIB
lda DevID
>SYSCALL GetDevStatus
Out:

MKDev

In:
Y,A = Ptr to FD.DEV
Out:
A = DEVID

OpenDir

C

int hDIR opendir (const char * dirpath);

ASM

In:
>LDYA dirpath
>SYSCALL opendir
Out:
CC : success
A = hDIR
CS : error
A = EC

ReadDir

C

int readdir (int hDIR, S.DIRENT * dirent);

ASM

In:
>PUSHW dirent
lda hDIR
>SYSCALL readdir
Out:
CC : success
X = hDIRENT
Y,A = PTR to S.DIRENT
CS : error
A = EC
note : A = 0 means no more entry

CloseDir

C

void closedir(hDIR);

ASM

In:
lda hDIR
>SYSCALL closedir
Out:
none, always succeed.

ExpandStr

In:
Y,A = PTR to String to Expand (C-String)
Out:
X = hMem to Expanded String (C-String)
Y,A = PTR to Expanded String

FileSearch

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

C

int filesearch ( char * filename, char * searchpath, char * fullpath, stat * filestat);

ASM

In:
>PUSHWI filestat
>PUSHWI fullpath
>PUSHWI searchpath
>LDYAI filename
Out:
CC : success
DstBuf = FilePath
DstStat = S.STAT
CS : not found

PutEnv

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

In:
Y,A = PTR to NAME (PSTR)
Out:
CC : Y,A = PTR to VALUE (PSTR)
CS : not found

UnsetEnv

In:
Y,A = PTR To Name (PSTR)
Out:

LoadTxtFile

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 ...
LDYA = 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

open

C

int open(const char *pathname, int flags);

ASM

In:
>PUSHB flags
>LDYA pathname
>SYSCALL open
Out:
A = hFD
note : if file is created on ProDOS : T=TXT,X=$0000

close

C

int close(hFD fd);

ASM

In:
lda fd
>SYSCALL close

read

C

int read(hFD fd, void *buf, int count);

ASM

In:
>PUSHWI count
>PUSHW buf
lda fd
>SYSCALL read
Out:
CC: Y,A = bytes read
CS: A = EC

write

C

int write(hFD fd, const void *buf, int count);

ASM

In:
>PUSHWI count
>PUSHW buf
lda fd
>SYSCALL write
Out:
CC: Y,A = bytes written
CS: A = EC

IOCTL

C

int ioctl(short int hFD, int request, void * param );

ASM

In:
PUSHWI param
PUSHBI request
lda hFD
>SYSCALL IOCTL
Out:
Y,A = ...

pipe

C

int pipe(int pipefd[2]);

ASM

In:

FAdd,FSub,FMult,FDiv,FPwr

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

ASM

In:
>PUSHF X (float)
>PUSHF Y (float)
>SYSCALL fadd
>SYSCALL fsub
>SYSCALL fmult
>SYSCALL fdiv
>SYSCALL fpwr
Out:
On stack (float)

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

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

C

float log ( float x);
float sqr ( float x);
float exp ( float x);
float cos ( float x);
float sin ( float x);
float tan ( float x);
float atan ( float x);

ASM

In:
>PUSHF x (Float)
>SYSCALL log
Out:
On stack (Float)

float

Return 'floated' long

C

`float f = (float)12345678;

ASM

In:
>PUSHL X (long)
Out:
On stack (float)

lrintf

Return float rounded into a long

C

long int lrintf (float x);

ASM

In:
>PUSHF x
>SYSCALL lrintf
Out:
On stack (long)

GetMem0

In:
Y,A = Size Requested
Out:
CC : success
YA = PTR to Mem (ZERO Initialised)

  • X = hMem
    CS :
    A = EC

GetMem

In:
Y,A = Size Requested
Out:
CC : success
YA = PTR to Mem (Uninitialised)

  • X = hMem
    CS :
    A = EC

FreeMem

In:
A = hMem To Free
Out:
none.
(X unmodified)

GetMemPtr

In:
A = hMem
Out:
Y,A = PTR to MemBlock
(X unmodified)

GetMemByID

In:
A = hMem
Out:
Y,A = ZPMemMgrSPtr = PTR to S.MEM
(X unmodified)

NewStr

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

SListGetByID

In:
PUSHB = hSList
PUSHW = KeyID
PUSHW = Data Ptr
PUSHW = Key Ptr
Out:
X,Y = Next KeyID

SListUpdateByID

In:
PUSHB = hSList
PUSHW = KeyID
PUSHW = Data Ptr
Out:
A = Key Length
X,Y = KeyID

SListAdd

In:
PUSHB = hSList
PUSHW = Key Ptr
PUSHW = Data Ptr
Out:
A = Key Length
X,Y = KeyID

SListLookup

In:
PUSHB = hSList
PUSHW = Key Ptr
PUSHW = Data Ptr
Out:
A = Key Length
X,Y = KeyID

SListNew

In:
Out:
A=hSList

SListFree

In:
A=hSList
Out:

GetStkObjProp

In:
A = hObject (AUX Memory)
Y = Property Index
Out:
Y,A = Property Value

NewStkObj

In:
Y,A = Size Requested
Out:
CC : success
YA = PTR to Mem (Uninitialised)

  • X = hMem
    CS :
    A = EC

FreeStkObj

In:
A = hMem To Free (AUX Memory)
Out:
none.
(X,Y unmodified)

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

ExecPSNewEnv.

ExecPS (Blocking Parent PID)

CreatePSNewEnv

CreatePS (Non Blocking)

In:
Y,A = PTR To Cmd Line
Out:
A = Child PSID

GetMemStat

In:
Y,A = Ptr to 24 bytes buffer
Out:
Buffer filled with memory stats

GetPSStatus

In:
A = PID
Out:
A = Status Byte

GetPSStat

In:
Y,A = Ptr to 24 bytes buffer
Out:
Buffer filled with PS stats

Stat

Return information about a file

C

int stat(const char *pathname, struct stat *statbuf);

ASM

In:
>PUSHW statbuf
>LDYA pathname
>SYSCALL stat
Out:

MKDir

In:
Y,A = DIR name
Out:
CC : success
CS : error
A = EC

MkNod

int mknod(const char *pathname, mode_t mode, dev_t dev);
return a hFile for a given Device Name
In:
Y,A=DevName
Out:
CC = OK, CS = ERROR
A = hFILE

MKFIFO

int mkfifo(const char *pathname, mode_t mode);
return a hFILE to a new FIFO
In:
Out:
CC = OK, CS = ERROR
A = hFILE

FPutC

Print A (char) to hFILE

C

int fputc ( hFILE stream , int character );

ASM

In:
A : character
Y : stream
Out:
CC = success

PutChar

C

int putchar ( int character );

ASM

Print A (char) to StdOut
In:
A : char to print
Out:
CC = success

PutS

Write Str to StdOut, appends '\r\n'

C

int puts ( const char * str );
In:

ASM

>LDYAI str
>SYSCALL puts
Out:
CC = success

FPutS

Write Str to FILE

C

int fputs (hFILE stream, const char * str );

ASM

In:
>PUSHW str
lda stream
>SYSCALL fputs
Out:
CC = success

PrintF/SPrintF/FPrintF

Prints C-Style String

C

int printf ( const char * format, ... );
int sprintf ( char * str, const char * format, ... );
int fprintf ( hFILE stream, const char * format, ... );

ASM

In:
PrintF : (example is for printing Y,A as integer : format="Y,A= %I", 2 bytes)
>PUSHYA
...
>PUSHBI bytecount
>LDYAI format
>SYSCALL printf
SPrintF :
>PUSHYA
...
>PUSHBI bytecount
>PUSHWI format
>LDYAI str
>SYSCALL sprintf
FPrintF :
>PUSHYA
...
>PUSHBI bytecount
>PUSHWI format
lda hFILE
>SYSCALL fprintf
Out:
CC : success, Y,A = bytes sent
CS : error, A = 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 4 bytes long unsigned DEC 0..4294967295
  • %e : pull 5 Bytes float (-)1.23456789e+12
  • %f : pull 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 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'

FGetS

read bytes from stream into the array
pointed to by s, until n-1 bytes are read, or a is read and
transferred to s, or an end-of-file condition is encountered. The
string is then terminated with a null byte.

C

char *fgets(hFILE stream, char * s, int n);

ASM

In:
>PUSHW n
>PUSHW s
lda hFILE
>SYSCALL fgets
Out:
Y,A: s
CC = success

GetChar

Get char from StdIn
In:
none.
Out:
CC = success
A = char

GetC

Get char from Node

C

int getc ( FILE * stream );

ASM

In:
A = hNODE
Out:
CC = success
A = char

SScanF

Read formatted data from string

C

int sscanf ( const char * s, const char * format, ... );

ASM

In:
>PUSHW ptr
...
>PUSHBI bytecount
>PUSHWI format

  • %i : short int
  • %d : byte
  • %I : int
  • %D : word
  • %L : long int
  • %U : dword
  • %h : HEX byte
  • %H : HEX word
  • %s : string

TODO : %10s
>LDYA s
>SYSCALL sscanf
Out:
A = Number of arguments filled.

FOpen

Open a file

C

hFILE fopen ( const char * filename, short int mode, short int ftype, int auxtype );
In:

ASM

>PUSHWI auxtype
>PUSHBI ftype
>PUSHBI 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
    http://man7.org/linux/man-pages/man3/fopen.3.html
    r = O_RDONLY
    w = O_WRONLY | O_CREAT | O_TRUNC
    a = O_WRONLY | O_CREAT | O_APPEND
    r+ = O_RDWR
    w+ = O_RDWR | O_CREAT | O_TRUNC
    a+ = O_RDWR | O_CREAT | O_APPEND

TODO: mode="w+t=TYP,x=AUXTYPE"
>LDYAI filename
Out:
CC : A = hFILE
CS : A = EC

FClose

Close a file

C

int fclose ( hFILE streamm );

ASM

In:
A = hFILE
Out:

FRead

int fread (hFILE stream, void * ptr, int count );
Read bytes from file
In:
>PUSHWI count
>PUSHW ptr
lda hFILE
>SYSCALL fread
Out:
Y,A = Bytes Read

FWrite

Write bytes to file

C

int fwrite (hFILE stream, const void * ptr, int count );

ASM

In:
>PUSHWI count
>PUSHW ptr
lda hFILE
>SYSCALL fwrite
Out:
Y,A = Bytes Written

FFlush

C

int fflush(hFILE stream);

ASM

In:
A = hFILE

FSeek

Set the file-position indicator for hFILE

C

int fseek(hFILE stream, long offset, short int whence);

ASM

In:
>PUSHBI whence
>PUSHL offset
lda stream
>SYSCALL fseek

FEOF

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

C

long ftell(hFILE stream);

ASM

In:
lda stream
>SYSCALL ftell
Out:
On stack (long)

Remove

Rename

Rename a file

C

int rename(const char *oldpath, const char *newpath);

ASM

In:
>PUSHW newpath
>LDYA oldpath
>SYSCALL rename
Out:

strtof

Convert String to 40 bits Float

##C
float strtof (const char* str, char** endptr);

##ASM
In:
>PUSHWI EndPtr
>LDYA str
>SYSCALL strtof
Out:
On stack (float)

AToF

Convert String to 40 bits Float

C

float atof (const char* str);

ASM

In:
>LDYA str
>SYSCALL atof
Out:
On stack (float)

StrToL/StrToUL

Convert String to 32 bits (unsigned) int

C

long strtol (const char* str, char** endptr, int base);
unsigned long strtoul (const char* str, char** endptr, int base);

ASM

In:
>PUSHB Base
>PUSHWI EndPtr
>LDYAI str
>SYSCALL strtol
Out:
On stack (long)

atol

Convert String to 32 bits long

C

long atol ( const char * str );

ASM

In:
>LDYA str
>SYSCALL atol
Out:
On stack (long)

atoi

Convert String to 16 bits int

C

int atoi ( const char * str );

ASM

In:
>LDYAI str
>SYSCALL atoi
Out:
Y,A = int

RealPath

Return the canonicalized absolute pathname

C

unsigned short int realpath (const char* str);

ASM

In:
>LDYA str
>SYSCALL realpath
Out:
CC : success
Y,A = Ptr to Full Path (C-String)
X = hMem of Full Path
CS : A = Error Code

StrLen

Returns Length of C-String

C

int strlen ( char * str);

ASM

In:
>LDYAI str
>SYSCALL strlen
Out:
Y,A = String length

StrCat

Concatenate strings

C

char * strcat ( char * destination, const char * source );

ASM

In:
>PUSHWI source
>LDYAI destination
>SYSCALL strcat
Out:
Y,A = destination

StrCpy

Copy string

C

char * strcpy ( char * destination, const char * source );

ASM

In:
>PUSHWI source
>LDYAI destination
>SYSCALL strcpy
Out:
Y,A = destination

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/StrLwr

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

Get System Time in Buffer

C

time_t time (time_t* timer);

##ASM
In:
Y,A = PTR to S.TIME
Out:
S.TIME filled with System date/time

PTime2Time

Convert ProDOS Time To S.TIME

C

time_t time (long ptime, time_t* timer);

##ASM
In :
PUSHW = Dst PTR To S.TIME
PUSHW = Src PTR to ProDOS DATE/TIME (DWORD)
Out:

CTime2Time

Convert CTIME to S.TIME
In:
PUSHW = Dst PTR To S.TIME
PUSHW = Src CTIME DWORD

StrFTime

C

Convert S.TIME struct to CSTR
size_t strftime (char* ptr, size_t maxsize, const char* format, const struct tm* timeptr );

ASM

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.