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Annotation of prex/include/sys/types.h, Revision 1.1

1.1     ! nbrk        1: /*-
        !             2:  * Copyright (c) 1982, 1986, 1991, 1993, 1994
        !             3:  *     The Regents of the University of California.  All rights reserved.
        !             4:  * (c) UNIX System Laboratories, Inc.
        !             5:  * All or some portions of this file are derived from material licensed
        !             6:  * to the University of California by American Telephone and Telegraph
        !             7:  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
        !             8:  * the permission of UNIX System Laboratories, Inc.
        !             9:  *
        !            10:  * Redistribution and use in source and binary forms, with or without
        !            11:  * modification, are permitted provided that the following conditions
        !            12:  * are met:
        !            13:  * 1. Redistributions of source code must retain the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer.
        !            15:  * 2. Redistributions in binary form must reproduce the above copyright
        !            16:  *    notice, this list of conditions and the following disclaimer in the
        !            17:  *    documentation and/or other materials provided with the distribution.
        !            18:  * 3. Neither the name of the University nor the names of its contributors
        !            19:  *    may be used to endorse or promote products derived from this software
        !            20:  *    without specific prior written permission.
        !            21:  *
        !            22:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            23:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            24:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            25:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            26:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            27:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            28:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            29:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            30:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            31:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            32:  * SUCH DAMAGE.
        !            33:  *
        !            34:  *     @(#)types.h     8.6 (Berkeley) 2/19/95
        !            35:  */
        !            36:
        !            37: #ifndef _SYS_TYPES_H_
        !            38: #define        _SYS_TYPES_H_
        !            39:
        !            40: /* Machine type dependent parameters. */
        !            41: #include <machine/types.h>
        !            42: #include <prex/types.h>
        !            43:
        !            44: typedef        unsigned char   u_char;
        !            45: typedef        unsigned short  u_short;
        !            46: typedef        unsigned int    u_int;
        !            47: typedef        unsigned long   u_long;
        !            48:
        !            49: typedef        uint32_t        dev_t;          /* device number */
        !            50: typedef        uint32_t        gid_t;          /* group id */
        !            51: typedef        uint32_t        ino_t;          /* inode number */
        !            52: typedef        uint16_t        mode_t;         /* permissions */
        !            53: typedef        uint16_t        nlink_t;        /* link count */
        !            54: typedef        int32_t         off_t;          /* file offset */
        !            55: typedef        int32_t         pid_t;          /* process id */
        !            56: typedef        uint32_t        uid_t;          /* user id */
        !            57: typedef unsigned long  rlim_t;         /* resource limit */
        !            58:
        !            59: #include <sys/endian.h>
        !            60:
        !            61: #if !defined(_CLOCK_T)
        !            62: #define _CLOCK_T
        !            63: typedef        unsigned long   clock_t;        /* relative time in a specified resolution */
        !            64: #endif
        !            65:
        !            66: #if !defined(_SIZE_T)
        !            67: #define _SIZE_T
        !            68: typedef        unsigned int    size_t;         /* size of something in bytes */
        !            69: #endif
        !            70:
        !            71: #if !defined(_SSIZE_T)
        !            72: #define _SSIZE_T
        !            73: typedef        int             ssize_t;        /* size of something in bytes */
        !            74: #endif
        !            75:
        !            76: #if !defined(_TIME_T)
        !            77: #define _TIME_T
        !            78: typedef        long            time_t;         /* time of day in seconds */
        !            79: #endif
        !            80:
        !            81: #define        NBBY    8               /* number of bits in a byte */
        !            82:
        !            83: #ifndef KERNEL
        !            84: /*
        !            85:  * Select uses bit masks of file descriptors in longs.  These macros
        !            86:  * manipulate such bit fields (the filesystem macros use chars).
        !            87:  * FD_SETSIZE may be defined by the user, but the default here should
        !            88:  * be enough for most uses.
        !            89:  */
        !            90: #ifndef        FD_SETSIZE
        !            91: #define        FD_SETSIZE      16
        !            92: #endif
        !            93:
        !            94: typedef int32_t        fd_mask;
        !            95: #define NFDBITS        (sizeof(fd_mask) * NBBY)        /* bits per mask */
        !            96:
        !            97: #ifndef howmany
        !            98: #define        howmany(x, y)   (((x) + ((y) - 1)) / (y))
        !            99: #endif
        !           100:
        !           101: typedef        struct fd_set {
        !           102:        fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)];
        !           103: } fd_set;
        !           104:
        !           105: #define        FD_SET(n, p)    ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS)))
        !           106: #define        FD_CLR(n, p)    ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS)))
        !           107: #define        FD_ISSET(n, p)  ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS)))
        !           108: #define        FD_COPY(f, t)   bcopy(f, t, sizeof(*(f)))
        !           109: #define        FD_ZERO(p)      bzero(p, sizeof(*(p)))
        !           110: #endif /* !KERNEL */
        !           111:
        !           112: #endif /* !_SYS_TYPES_H_ */