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types.h
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types.h
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/*-
* Copyright (c) 1982, 1986, 1991, 1993, 1994
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*
* @(#)types.h 8.6 (Berkeley) 2/19/95
* $Id: types.h,v 1.26 1998/12/19 00:02:34 dt Exp $
*/
#ifndef _SYS_TYPES_H_
#define _SYS_TYPES_H_
#include <sys/cdefs.h>
/* Machine type dependent parameters. */
#include <sys/inttypes.h> /* includes <machine/ansi.h> */
#include <machine/types.h>
#ifndef _POSIX_SOURCE
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
typedef unsigned short ushort; /* Sys V compatibility */
typedef unsigned int uint; /* Sys V compatibility */
#endif
typedef __uint8_t u_int8_t;
typedef __uint16_t u_int16_t;
typedef __uint32_t u_int32_t;
typedef __uint64_t u_int64_t;
typedef u_int64_t u_quad_t; /* quads */
typedef int64_t quad_t;
typedef quad_t * qaddr_t;
typedef char * caddr_t; /* core address */
typedef int32_t daddr_t; /* disk address */
typedef u_int32_t dev_t; /* device number */
typedef u_int32_t fixpt_t; /* fixed point number */
typedef u_int32_t gid_t; /* group id */
typedef u_int32_t ino_t; /* inode number */
typedef long key_t; /* IPC key (for Sys V IPC) */
typedef u_int16_t mode_t; /* permissions */
typedef u_int16_t nlink_t; /* link count */
typedef _BSD_OFF_T_ off_t; /* file offset */
typedef _BSD_PID_T_ pid_t; /* process id */
typedef quad_t rlim_t; /* resource limit */
#ifdef __alpha__ /* XXX should be in <machine/types.h> */
typedef int64_t segsz_t; /* segment size */
#else
typedef int32_t segsz_t; /* segment size */
#endif
typedef int32_t swblk_t; /* swap offset */
typedef int32_t ufs_daddr_t;
typedef u_int32_t uid_t; /* user id */
#ifdef KERNEL
typedef int boolean_t;
typedef u_int64_t uoff_t;
typedef struct vm_page *vm_page_t;
#endif
#ifndef _POSIX_SOURCE
/*
* minor() gives a cookie instead of an index since we don't want to
* change the meanings of bits 0-15 or waste time and space shifting
* bits 16-31 for devices that don't use them.
*/
#define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
#define minor(x) ((int)((x)&0xffff00ff)) /* minor number */
#define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */
#endif
#include <machine/endian.h>
#ifdef _BSD_CLOCK_T_
typedef _BSD_CLOCK_T_ clock_t;
#undef _BSD_CLOCK_T_
#endif
#ifdef _BSD_CLOCKID_T_
typedef _BSD_CLOCKID_T_ clockid_t;
#undef _BSD_CLOCKID_T_
#endif
#ifdef _BSD_SIZE_T_
typedef _BSD_SIZE_T_ size_t;
#undef _BSD_SIZE_T_
#endif
#ifdef _BSD_SSIZE_T_
typedef _BSD_SSIZE_T_ ssize_t;
#undef _BSD_SSIZE_T_
#endif
#ifdef _BSD_TIME_T_
typedef _BSD_TIME_T_ time_t;
#undef _BSD_TIME_T_
#endif
#ifdef _BSD_TIMER_T_
typedef _BSD_TIMER_T_ timer_t;
#undef _BSD_TIMER_T_
#endif
#ifndef _POSIX_SOURCE
#define NBBY 8 /* number of bits in a byte */
/*
* Select uses bit masks of file descriptors in longs. These macros
* manipulate such bit fields (the filesystem macros use chars).
* FD_SETSIZE may be defined by the user, but the default here should
* be enough for most uses.
*/
#ifndef FD_SETSIZE
#define FD_SETSIZE 1024
#endif
typedef long fd_mask;
#define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */
#ifndef howmany
#define howmany(x, y) (((x) + ((y) - 1)) / (y))
#endif
typedef struct fd_set {
fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)];
} fd_set;
#define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS)))
#define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS)))
#define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS)))
#define FD_COPY(f, t) bcopy(f, t, sizeof(*(f)))
#define FD_ZERO(p) bzero(p, sizeof(*(p)))
/*
* These declarations belong elsewhere, but are repeated here and in
* <stdio.h> to give broken programs a better chance of working with
* 64-bit off_t's.
*/
#ifndef KERNEL
__BEGIN_DECLS
#ifndef _FTRUNCATE_DECLARED
#define _FTRUNCATE_DECLARED
int ftruncate __P((int, off_t));
#endif
#ifndef _LSEEK_DECLARED
#define _LSEEK_DECLARED
off_t lseek __P((int, off_t, int));
#endif
#ifndef _MMAP_DECLARED
#define _MMAP_DECLARED
void * mmap __P((void *, size_t, int, int, int, off_t));
#endif
#ifndef _TRUNCATE_DECLARED
#define _TRUNCATE_DECLARED
int truncate __P((const char *, off_t));
#endif
__END_DECLS
#endif /* !KERNEL */
#endif /* !_POSIX_SOURCE */
#endif /* !_SYS_TYPES_H_ */