/*
 *  DEFS.H
 *
 *    (c)Copyright 1992-1997 Obvious Implementations Corp.  Redistribution and
 *    use is allowed under the terms of the DICE-LICENSE FILE,
 *    DICE-LICENSE.TXT.
 */

#define DEBUG 1

#include <exec/types.h>
#include <exec/nodes.h>
#include <exec/errors.h>
#include <exec/memory.h>
#include <exec/libraries.h>
#include <devices/trackdisk.h>
#include <dos/dos.h>
#include <dos/dosextens.h>
#include <stdio.h>
#define abs
#include <clib/exec_protos.h>
#include <clib/dos_protos.h>
#include <clib/alib_protos.h>
#include <string.h>
#include <stdio.h>

extern struct Library *SysBase;
extern struct DosLibrary *DosBase;
#include <pragmas/exec_pragmas.h>
#include <pragmas/dos_pragmas.h>

#define Prototype extern
#define DevCall __geta4 __regargs

#define CMD_OPENUNIT	(0x7FF0 & ~TDF_EXTCOM)
#define CMD_CLOSEUNIT	(0x7FF1 & ~TDF_EXTCOM)
#define CMD_KILLPROC	(0x7FF2 & ~TDF_EXTCOM)

#define EXT_CHUNK   4096

typedef struct Library	LIB;
typedef struct Device	DEV;
typedef struct Process	PROC;
typedef struct MsgPort	PORT;
typedef struct Message	MSG;
typedef struct List	LIST;
typedef struct Node	NODE;
typedef long (*func_ptr)();

typedef struct {
    struct  Unit    U;
    UWORD   OpenCnt;
    long    Fh; 	/*  file handle 	    */
    long    Size;	/*  current size	    */
    long    Pos;	/*  current position	    */
    char    Extended;	/*  file has been extended  */
    char    Reserved;
} NDUnit;

typedef struct {
    LIB     Lib;
    NDUnit  Unit[32];
} NDev;

typedef struct {
    struct  Message io_Message;
    struct  Device  *io_Device;     /* device node pointer  */
    struct  Unit    *io_Unit;	    /* unit (driver private)*/
    UWORD   io_Command; 	    /* device command */
    UBYTE   io_Flags;
    BYTE    io_Error;		    /* error or warning num */
    ULONG   io_Actual;		    /* actual number of bytes transferred */
    ULONG   io_Length;		    /* requested number bytes transferred*/
    APTR    io_Data;		    /* points to data area */
    ULONG   io_Offset;		    /* offset for block structured devices */

    long    iotd_Count; 	    /*	(extension)     */
    long    iotd_SecLabel;	    /*	(extension)     */
} IOB;

extern char DeviceName[];
extern char IdString[];
extern void DUMmySeg(void);
extern void ADevExpunge(void);