typedefs.h

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/***************************************************************************
 *  $Id: typedefs.h 196 2008-09-13 20:37:42Z merdmann $
 *
 *  Mon Nov 26 06:59:07 2007
 *  Copyright  2007  Michael Erdmann
 *  Email: michael.erdmann@snafu.de
 ****************************************************************************/

/*
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef TYPEDEFS_H
#define TYPEDEFS_H

typedef unsigned char   byte;           // 8-bit
typedef unsigned int    word;           // 16-bit
typedef unsigned long   dword;          // 32-bit

/* ......................... OSEK/VDX Types .................................. */
/* OSEK/VDX data types */
typedef byte   StatusType;
typedef byte   TaskStateType;
typedef TaskStateType*  TaskStateRefType;

#define INVALID_TASK    0
#define RUNNING                 1
#define WAITING                 2
#define READY                   3
#define SUSPENDED               4

typedef byte   AppModeType;

/* ............................................................................ */

/* some local types */
typedef union _BYTE
{
    byte _byte;
    struct
    {
        unsigned b0:1;
        unsigned b1:1;
        unsigned b2:1;
        unsigned b3:1;
        unsigned b4:1;
        unsigned b5:1;
        unsigned b6:1;
        unsigned b7:1;
    };
} BYTE;

typedef union _WORD
{
    word _word;
    struct
    {
        byte byte0;
        byte byte1;
    };
    struct
    {
        BYTE Byte0;
        BYTE Byte1;
    };
    struct
    {
        BYTE LowB;
        BYTE HighB;
    };
    struct
    {
        byte v[2];
    };
} WORD;
#define LSB(a)      ((a).v[0])
#define MSB(a)      ((a).v[1])

typedef union _DWORD
{
    dword _dword;
    struct
    {
        byte byte0;
        byte byte1;
        byte byte2;
        byte byte3;
    };
    struct
    {
        word word0;
        word word1;
    };
    struct
    {
        BYTE Byte0;
        BYTE Byte1;
        BYTE Byte2;
        BYTE Byte3;
    };
    struct
    {
        WORD Word0;
        WORD Word1;
    };
    struct
    {
        byte v[4];
    };
} DWORD;

#define LOWER_LSB(a)    ((a).v[0])
#define LOWER_MSB(a)    ((a).v[1])
#define UPPER_LSB(a)    ((a).v[2])
#define UPPER_MSB(a)    ((a).v[3])

#define HANDLE __near char*

#define POINTER __near char*

typedef void(*pFunc)(void);
typedef enum _BOOL { FALSE = 0, TRUE } BOOL;

#define OK      TRUE
#define FAIL    FALSE

#endif //TYPEDEFS_H

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