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/*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id: types.h,v 1.2 2001-09-27 11:59:12 chris Exp $
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*/
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#ifndef __ITRON_TYPES_h_
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#define __ITRON_TYPES_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* XXX some of these may need to be moved */
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/*
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* XXX: These names are too short and conflict with numerous
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* off the shell programs including paranoia.
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*/
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typedef signed8 B; /* signed 8-bit integer */
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typedef signed16 H; /* signed 16-bit integer */
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typedef signed32 W; /* signed 32-bit integer */
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typedef unsigned8 UB; /* unsigned 8-bit integer */
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typedef unsigned16 UH; /* unsigned 16-bit integer */
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typedef unsigned32 UW; /* unsigned 32-bit integer */
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typedef unsigned32 VW; /* unpredictable data type (32-bit size) */
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typedef unsigned16 VH; /* unpredictable data type (16-bit size) */
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typedef unsigned8 VB; /* unpredictable data type (8-bit size) */
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typedef void *VP; /* pointer to an unpredictable data type */
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typedef void (*FP)(); /* program start address */
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/*
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* 6.4 Data Types
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*
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* The difference between VB, VH and VW and B, H and W is that only the
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* number of bits is known for the former, not the data type of the
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* contents. The latter clearly represent integers.
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*/
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/*
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* Data Types Dependent on ITRON Specification
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*
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* In order to clarify the meanings of certain parameters, the
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* following names are used for data types which appear frequently
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* and/or have special meanings.
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*/
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typedef signed32 INT; /* Signed integer (bit width of processor) */
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typedef unsigned32 UINT; /* Unsigned integer (bit width of processor) */
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typedef boolean BOOL; /* Boolean value. TRUE (1) or FALSE (0). */
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typedef signed16 FN; /* Function code. Signed integer. Maximum 2 bytes. */
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typedef int ID; /* Object ID number (???id) */
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/* Value range depends on the system. Usually */
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/* a signed integer. Certain ID values may */
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/* represent objects on other nodes when the */
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/* connection function is supported. */
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typedef unsigned32 BOOL_ID;/* Boolean value or ID number */
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typedef signed32 HNO; /* Handler number */
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typedef signed32 RNO; /* Rendezvous number */
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typedef signed32 NODE; /* Node Number. Usually a signed integer. */
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typedef signed32 ATR; /* Object or handler attribute. */
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/* An unsigned integer. */
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typedef signed32 ER; /* Error code. A signed integer. */
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typedef unsigned32 PRI; /* Task priority. A signed integer. */
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typedef signed32 TMO; /* Timeout value. A signed integer. */
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/* TMO_POL = 0 indicates polling, */
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/* while TMO_FEVR = -1 indicates wait forever. */
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/*
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* 6.6 Common Constants and Data Structure Packet Formats
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*/
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#define NADR (-1) /* invalid address or pointer value */
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#ifndef TRUE
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#define TRUE 1 /* true */
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#endif
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#ifndef FALSE
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#define FALSE 0 /* false */
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#endif
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/*
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* ATR tskatr, intatr, cycatr, almatr, svcatr, excatr:
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*
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* TA_ASM indicates that the task or handler is directly started
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* at the assembly language level. The TA_ASM attribute has the
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* opposite meaning of TA_HLNG.
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*
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* NOTE: Really in <itronsys/task.h>
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*/
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#if 0
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#define TA_ASM 0x00 /* program written in assembly language */
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#define TA_HLNG 0x01 /* program written in high-level language */
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#endif
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/*
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* TMO tmout:
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*/
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#define TMO_POL 0 /* polling */
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#define TMO_FEVR (-1) /* wait forever */
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
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