types.h revision 24896
11541Srgrimes/*- 214500Shsu * Copyright (c) 1982, 1986, 1991, 1993, 1994 31541Srgrimes * The Regents of the University of California. All rights reserved. 41541Srgrimes * (c) UNIX System Laboratories, Inc. 51541Srgrimes * All or some portions of this file are derived from material licensed 61541Srgrimes * to the University of California by American Telephone and Telegraph 71541Srgrimes * Co. or Unix System Laboratories, Inc. and are reproduced herein with 81541Srgrimes * the permission of UNIX System Laboratories, Inc. 91541Srgrimes * 101541Srgrimes * Redistribution and use in source and binary forms, with or without 111541Srgrimes * modification, are permitted provided that the following conditions 121541Srgrimes * are met: 131541Srgrimes * 1. Redistributions of source code must retain the above copyright 141541Srgrimes * notice, this list of conditions and the following disclaimer. 151541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 161541Srgrimes * notice, this list of conditions and the following disclaimer in the 171541Srgrimes * documentation and/or other materials provided with the distribution. 181541Srgrimes * 3. All advertising materials mentioning features or use of this software 191541Srgrimes * must display the following acknowledgement: 201541Srgrimes * This product includes software developed by the University of 211541Srgrimes * California, Berkeley and its contributors. 221541Srgrimes * 4. Neither the name of the University nor the names of its contributors 231541Srgrimes * may be used to endorse or promote products derived from this software 241541Srgrimes * without specific prior written permission. 251541Srgrimes * 261541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 271541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 281541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 291541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 301541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 311541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 321541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 331541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 341541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 351541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 361541Srgrimes * SUCH DAMAGE. 371541Srgrimes * 3814500Shsu * @(#)types.h 8.6 (Berkeley) 2/19/95 3924896Sbde * $Id: types.h,v 1.19 1997/04/13 15:27:12 bde Exp $ 401541Srgrimes */ 411541Srgrimes 421541Srgrimes#ifndef _SYS_TYPES_H_ 431541Srgrimes#define _SYS_TYPES_H_ 441541Srgrimes 451541Srgrimes/* Machine type dependent parameters. */ 4624895Sbde#include <sys/cdefs.h> /* XXX for __signed in machine/ansi.h */ 4714500Shsu#include <machine/ansi.h> 4814500Shsu#include <machine/types.h> 491541Srgrimes 501541Srgrimes#ifndef _POSIX_SOURCE 511541Srgrimestypedef unsigned char u_char; 521541Srgrimestypedef unsigned short u_short; 531541Srgrimestypedef unsigned int u_int; 541541Srgrimestypedef unsigned long u_long; 551541Srgrimestypedef unsigned short ushort; /* Sys V compatibility */ 561541Srgrimestypedef unsigned int uint; /* Sys V compatibility */ 571541Srgrimes#endif 581541Srgrimes 5914500Shsutypedef u_int64_t u_quad_t; /* quads */ 6014500Shsutypedef int64_t quad_t; 611541Srgrimestypedef quad_t * qaddr_t; 621541Srgrimes 631541Srgrimestypedef char * caddr_t; /* core address */ 6414500Shsutypedef int32_t daddr_t; /* disk address */ 6514500Shsutypedef u_int32_t dev_t; /* device number */ 6624895Sbdetypedef u_int32_t fixpt_t; /* fixed point number */ 6714500Shsutypedef u_int32_t gid_t; /* group id */ 6814500Shsutypedef u_int32_t ino_t; /* inode number */ 6914500Shsutypedef long key_t; /* IPC key (for Sys V IPC) */ 7014500Shsutypedef u_int16_t mode_t; /* permissions */ 7114500Shsutypedef u_int16_t nlink_t; /* link count */ 729342Sbdetypedef _BSD_OFF_T_ off_t; /* file offset */ 739342Sbdetypedef _BSD_PID_T_ pid_t; /* process id */ 7424895Sbdetypedef quad_t rlim_t; /* resource limit */ 7514500Shsutypedef int32_t segsz_t; /* segment size */ 7614500Shsutypedef int32_t swblk_t; /* swap offset */ 7714500Shsutypedef u_int32_t uid_t; /* user id */ 781541Srgrimes 7912642Sbde#ifdef KERNEL 8015481Sbdetypedef int boolean_t; 8115481Sbdetypedef struct vm_page *vm_page_t; 8212642Sbde#endif 8312642Sbde 841541Srgrimes#ifndef _POSIX_SOURCE 853093Sdg/* 863093Sdg * minor() gives a cookie instead of an index since we don't want to 873093Sdg * change the meanings of bits 0-15 or waste time and space shifting 883093Sdg * bits 16-31 for devices that don't use them. 893093Sdg */ 901541Srgrimes#define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */ 913093Sdg#define minor(x) ((int)((x)&0xffff00ff)) /* minor number */ 9214500Shsu#define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */ 931541Srgrimes#endif 941541Srgrimes 9514500Shsu#include <machine/endian.h> 961541Srgrimes 971541Srgrimes#ifdef _BSD_CLOCK_T_ 981541Srgrimestypedef _BSD_CLOCK_T_ clock_t; 991541Srgrimes#undef _BSD_CLOCK_T_ 1001541Srgrimes#endif 1011541Srgrimes 1021541Srgrimes#ifdef _BSD_SIZE_T_ 1031541Srgrimestypedef _BSD_SIZE_T_ size_t; 1041541Srgrimes#undef _BSD_SIZE_T_ 1051541Srgrimes#endif 1061541Srgrimes 1071541Srgrimes#ifdef _BSD_SSIZE_T_ 1081541Srgrimestypedef _BSD_SSIZE_T_ ssize_t; 1091541Srgrimes#undef _BSD_SSIZE_T_ 1101541Srgrimes#endif 1111541Srgrimes 1121541Srgrimes#ifdef _BSD_TIME_T_ 1131541Srgrimestypedef _BSD_TIME_T_ time_t; 1141541Srgrimes#undef _BSD_TIME_T_ 1151541Srgrimes#endif 1161541Srgrimes 1171541Srgrimes#ifndef _POSIX_SOURCE 1181541Srgrimes#define NBBY 8 /* number of bits in a byte */ 1191541Srgrimes 1201541Srgrimes/* 1211541Srgrimes * Select uses bit masks of file descriptors in longs. These macros 1221541Srgrimes * manipulate such bit fields (the filesystem macros use chars). 1231541Srgrimes * FD_SETSIZE may be defined by the user, but the default here should 1241541Srgrimes * be enough for most uses. 1251541Srgrimes */ 1261541Srgrimes#ifndef FD_SETSIZE 12722968Sache#define FD_SETSIZE 1024 1281541Srgrimes#endif 1291541Srgrimes 13024895Sbdetypedef long fd_mask; 13124895Sbde#define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */ 1321541Srgrimes 1331541Srgrimes#ifndef howmany 13414500Shsu#define howmany(x, y) (((x) + ((y) - 1)) / (y)) 1351541Srgrimes#endif 1361541Srgrimes 1371541Srgrimestypedef struct fd_set { 1381541Srgrimes fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)]; 1391541Srgrimes} fd_set; 1401541Srgrimes 1411541Srgrimes#define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) 1421541Srgrimes#define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) 1431541Srgrimes#define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) 1441541Srgrimes#define FD_COPY(f, t) bcopy(f, t, sizeof(*(f))) 1451541Srgrimes#define FD_ZERO(p) bzero(p, sizeof(*(p))) 1461541Srgrimes 14724896Sbde/* 14824896Sbde * These declarations belong elsewhere, but are repeated here and in 14924896Sbde * <stdio.h> to give broken programs a better chance of working with 15024896Sbde * 64-bit off_t's. 15124896Sbde */ 15224896Sbde#ifndef KERNEL 15324896Sbde#include <sys/cdefs.h> 15424896Sbde__BEGIN_DECLS 15524896Sbde#ifndef _FTRUNCATE_DECLARED 15624896Sbde#define _FTRUNCATE_DECLARED 15724896Sbdeint ftruncate __P((int, off_t)); 15824896Sbde#endif 15924896Sbde#ifndef _LSEEK_DECLARED 16024896Sbde#define _LSEEK_DECLARED 16124896Sbdeoff_t lseek __P((int, off_t, int)); 16224896Sbde#endif 16324896Sbde#ifndef _MMAP_DECLARED 16424896Sbde#define _MMAP_DECLARED 16524896Sbdecaddr_t mmap __P((caddr_t, size_t, int, int, int, off_t)); 16624896Sbde#endif 16724896Sbde#ifndef _TRUNCATE_DECLARED 16824896Sbde#define _TRUNCATE_DECLARED 16924896Sbdeint truncate __P((const char *, off_t)); 17024896Sbde#endif 17124896Sbde__END_DECLS 17224896Sbde#endif /* !KERNEL */ 17324896Sbde 1741541Srgrimes#if defined(__STDC__) && defined(KERNEL) 1751541Srgrimes/* 1761541Srgrimes * Forward structure declarations for function prototypes. We include the 1771541Srgrimes * common structures that cross subsystem boundaries here; others are mostly 1781541Srgrimes * used in the same place that the structure is defined. 1791541Srgrimes */ 1801541Srgrimesstruct proc; 1811541Srgrimesstruct pgrp; 1821541Srgrimesstruct ucred; 1831541Srgrimesstruct rusage; 1841541Srgrimesstruct file; 1851541Srgrimesstruct buf; 1861541Srgrimesstruct tty; 1871541Srgrimesstruct uio; 1881541Srgrimes#endif 1891541Srgrimes 1901541Srgrimes#endif /* !_POSIX_SOURCE */ 1911541Srgrimes#endif /* !_SYS_TYPES_H_ */ 192