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/****************************************************************************
* sys/types.h
*
* Copyright (C) 2007, 2008, 2009 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 NuttX 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 (which includes this file) */
#ifndef NULL
/* SDCC is sensitive to NULL pointer type conversions */
# ifdef SDCC
# define NULL (0)
# else
# define NULL ((void*)0)
# endif
#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__
typedef float float32;
#ifndef CONFIG_HAVE_DOUBLE
typedef float double_t;
typedef float float64;
#else
typedef double double_t;
typedef double float64;
#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 off_t fpos_t;
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;
typedef unsigned int socklen_t;
typedef uint16 sa_family_t;
/* The type useconds_t shall be an unsigned integer type capable of storing
* values at least in the range [0, 1000000]. The type suseconds_t shall be
* a signed integer type capable of storing values at least in the range
* [-1, 1000000].
*/
typedef uint32 useconds_t;
typedef sint32 suseconds_t;
/* Task entry point */
typedef int (*main_t)(int argc, char *argv[]);
#endif
/****************************************************************************
* Global Function Prototypes
****************************************************************************/
#endif /* __SYS_TYPES_H */
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