a0153a1ed2
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@257 42af7a65-404d-4744-a932-0658087f49c3
137 lines
4.1 KiB
C
137 lines
4.1 KiB
C
/************************************************************
|
|
* types.h
|
|
*
|
|
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
************************************************************/
|
|
|
|
#ifndef __SYS_TYPES_H
|
|
#define __SYS_TYPES_H
|
|
|
|
/************************************************************
|
|
* Included Files
|
|
************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
#include <arch/types.h>
|
|
#include <nuttx/compiler.h>
|
|
|
|
/************************************************************
|
|
* Definitions
|
|
************************************************************/
|
|
|
|
/* Values for type boolean */
|
|
|
|
#define TRUE 1
|
|
#define FALSE 0
|
|
|
|
/* NULL is usually defined in stddef.h */
|
|
|
|
#ifndef NULL
|
|
#define NULL (void*)0L
|
|
#endif
|
|
|
|
/* POSIX-like OS return values: */
|
|
|
|
#if !defined(__cplusplus)
|
|
#undef ERROR
|
|
#define ERROR -1
|
|
#endif
|
|
|
|
#undef OK
|
|
#define OK 0
|
|
|
|
/* HPUX-like MIN/MAX value */
|
|
|
|
#define PRIOR_RR_MIN 0
|
|
#define PRIOR_RR_MAX 255
|
|
#define PRIOR_FIFO_MIN 0
|
|
#define PRIOR_FIFO_MAX 255
|
|
#define PRIOR_OTHER_MIN 0
|
|
#define PRIOR_OTHER_MAX 255
|
|
|
|
/* Scheduling Priorities. NOTE: Only the idle task can take
|
|
* the TRUE minimum priority. */
|
|
|
|
#define SCHED_PRIORITY_MAX 255
|
|
#define SCHED_PRIORITY_DEFAULT 100
|
|
#define SCHED_PRIORITY_MIN 1
|
|
#define SCHED_PRIORITY_IDLE 0
|
|
|
|
/************************************************************
|
|
* Type Declarations
|
|
************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
#ifndef CONFIG_HAVE_DOUBLE
|
|
typedef float double_t;
|
|
#else
|
|
typedef double double_t;
|
|
#endif
|
|
|
|
/* Misc. scalar types */
|
|
|
|
typedef unsigned int mode_t; /* Needs at least 16-bits but must be */
|
|
/* sizeof(int) because it is passed */
|
|
/* via varargs. */
|
|
#ifdef CONFIG_SMALL_MEMORY
|
|
typedef uint16 size_t;
|
|
typedef sint16 ssize_t;
|
|
typedef sint16 off_t;
|
|
typedef uint16 blksize_t;
|
|
typedef uint16 blkcnt_t;
|
|
#else
|
|
typedef uint32 size_t;
|
|
typedef sint32 ssize_t;
|
|
typedef sint32 off_t;
|
|
typedef uint16 blksize_t;
|
|
typedef uint32 blkcnt_t;
|
|
#endif
|
|
typedef sint16 uid_t;
|
|
typedef sint16 gid_t;
|
|
typedef uint16 dev_t;
|
|
typedef uint16 ino_t;
|
|
typedef unsigned int sig_atomic_t;
|
|
typedef int pid_t;
|
|
typedef int STATUS;
|
|
|
|
/* Process entry point */
|
|
|
|
typedef int (*main_t)(int argc, char *argv[]);
|
|
|
|
#endif
|
|
|
|
/************************************************************
|
|
* Global Function Prototypes
|
|
************************************************************/
|
|
|
|
#endif /* __SYS_TYPES_H */
|