home *** CD-ROM | disk | FTP | other *** search
- /* $NetBSD: types.h,v 1.23 1995/05/28 03:06:34 jtc Exp $ */
-
- /*-
- * Copyright (c) 1982, 1986, 1991, 1993
- * 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 8.4 (Berkeley) 1/21/94
- */
-
- #ifndef _SYS_TYPES_H_
- #define _SYS_TYPES_H_
-
- /* Machine type dependent parameters. */
- #include <machine/types.h>
-
- #include <machine/ansi.h>
- #include <machine/endian.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 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 int16_t dev_t; /* device number */
- typedef u_int32_t fixpt_t; /* fixed point number */
- typedef u_int16_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 int32_t off_t; /* file offset */
- typedef int32_t pid_t; /* process id */
- typedef int32_t rlim_t; /* resource limit */
- typedef int32_t segsz_t; /* segment size */
- typedef int32_t swblk_t; /* swap offset */
- typedef u_int16_t uid_t; /* user id */
-
- /*
- * These belong in unistd.h, but are placed here too to ensure that
- * long arguments will be promoted to off_t if the program fails to
- * include that header or explicitly cast them to off_t.
- */
- #ifndef _POSIX_SOURCE
- #ifndef _KERNEL
- #include <sys/cdefs.h>
- __BEGIN_DECLS
- off_t lseek __P((int, off_t, int));
- int ftruncate __P((int, off_t));
- int truncate __P((const char *, off_t));
- __END_DECLS
- #endif /* !_KERNEL */
- #endif /* !_POSIX_SOURCE */
-
- #ifndef _POSIX_SOURCE
- /* Major, minor numbers, dev_t's. */
- #define major(x) ((int32_t)(((u_int32_t)(x) >> 8) & 0xff))
- #define minor(x) ((int32_t)((x) & 0xff))
- #define makedev(x,y) ((dev_t)(((x) << 8) | (y)))
- #endif
-
- #ifdef _BSD_CLOCK_T_
- typedef _BSD_CLOCK_T_ clock_t;
- #undef _BSD_CLOCK_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
-
- #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 256
- #endif
-
- typedef int32_t 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)))
-
- #if defined(__STDC__) && defined(_KERNEL)
- /*
- * Forward structure declarations for function prototypes. We include the
- * common structures that cross subsystem boundaries here; others are mostly
- * used in the same place that the structure is defined.
- */
- struct proc;
- struct pgrp;
- struct ucred;
- struct rusage;
- struct file;
- struct buf;
- struct tty;
- struct uio;
- #endif
-
- #endif /* !_POSIX_SOURCE */
- #endif /* !_SYS_TYPES_H_ */
-