FreeBSD/Linux Kernel Cross Reference
sys/sys/types.h

     /*-
      * 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
     * $FreeBSD: releng/5.0/sys/sys/types.h 105683 2002-10-22 09:57:34Z tjr $
     */
    
    #ifndef _SYS_TYPES_H_
    #define _SYS_TYPES_H_
    
    #include <sys/cdefs.h>
    
    /* Machine type dependent parameters. */
    #include <machine/endian.h>
    #include <sys/_types.h>
    
    #if __BSD_VISIBLE
    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
    
    /*
     * XXX POSIX sized integrals that should appear only in <sys/stdint.h>.
     */
    #ifndef _INT8_T_DECLARED
    typedef __int8_t        int8_t;
    #define _INT8_T_DECLARED
    #endif
    
    #ifndef _INT16_T_DECLARED
    typedef __int16_t       int16_t;
    #define _INT16_T_DECLARED
    #endif
    
    #ifndef _INT32_T_DECLARED
    typedef __int32_t       int32_t;
    #define _INT32_T_DECLARED
    #endif
    
    #ifndef _INT64_T_DECLARED
    typedef __int64_t       int64_t;
    #define _INT64_T_DECLARED
    #endif
    
    #ifndef _UINT8_T_DECLARED
    typedef __uint8_t       uint8_t;
    #define _UINT8_T_DECLARED
    #endif
    
    #ifndef _UINT16_T_DECLARED
    typedef __uint16_t      uint16_t;
    #define _UINT16_T_DECLARED
    #endif
    
    #ifndef _UINT32_T_DECLARED
    typedef __uint32_t      uint32_t;
    #define _UINT32_T_DECLARED
    #endif
    
    #ifndef _UINT64_T_DECLARED
    typedef __uint64_t      uint64_t;
   #define _UINT64_T_DECLARED
   #endif
   
   #ifndef _INTPTR_T_DECLARED
   typedef __intptr_t      intptr_t;
   typedef __uintptr_t     uintptr_t;
   #define _INTPTR_T_DECLARED
   #endif
   
   typedef __uint8_t       u_int8_t;       /* unsigned integrals (deprecated) */
   typedef __uint16_t      u_int16_t;
   typedef __uint32_t      u_int32_t;
   typedef __uint64_t      u_int64_t;
   
   typedef __uint64_t      u_quad_t;       /* quads (deprecated) */
   typedef __int64_t       quad_t;
   typedef quad_t *        qaddr_t;
   
   typedef char *          caddr_t;        /* core address */
   typedef __const char *  c_caddr_t;      /* core address, pointer to const */
   typedef __volatile char *v_caddr_t;     /* core address, pointer to volatile */
   typedef __critical_t    critical_t;     /* Critical section value */
   typedef __int64_t       daddr_t;        /* disk address */
   typedef __uint32_t      fixpt_t;        /* fixed point number */
   
   #ifndef _GID_T_DECLARED
   typedef __gid_t         gid_t;          /* group id */
   #define _GID_T_DECLARED
   #endif
   
   #ifndef _IN_ADDR_T_DECLARED
   typedef __uint32_t      in_addr_t;      /* base type for internet address */
   #define _IN_ADDR_T_DECLARED
   #endif
   
   #ifndef _IN_PORT_T_DECLARED
   typedef __uint16_t      in_port_t;
   #define _IN_PORT_T_DECLARED
   #endif
   
   #ifndef _ID_T_DECLARED
   typedef __id_t          id_t;           /* can hold a uid_t or pid_t */
   #define _ID_T_DECLARED
   #endif
   
   typedef __uint32_t      ino_t;          /* inode number */
   
   #ifndef _KEY_T_DECLARED
   typedef __key_t         key_t;          /* IPC key (for Sys V IPC) */
   #define _KEY_T_DECLARED
   #endif
   
   #ifndef _MODE_T_DECLARED
   typedef __mode_t        mode_t;         /* permissions */
   #define _MODE_T_DECLARED
   #endif
   
   typedef __uint16_t      nlink_t;        /* link count */
   
   #ifndef _OFF_T_DECLARED
   typedef __off_t         off_t;          /* file offset */
   #define _OFF_T_DECLARED
   #endif
   
   #ifndef _PID_T_DECLARED
   typedef __pid_t         pid_t;          /* process id */
   #define _PID_T_DECLARED
   #endif
   
   typedef __register_t    register_t;
   
   #ifndef _RLIM_T_DECLARED
   typedef __rlim_t        rlim_t;         /* resource limit */
   #define _RLIM_T_DECLARED
   #endif
   
   typedef __segsz_t       segsz_t;        /* segment size (in pages) */
   typedef __u_register_t  u_register_t;
   
   #ifndef _UID_T_DECLARED
   typedef __uid_t         uid_t;          /* user id */
   #define _UID_T_DECLARED
   #endif
   
   typedef __vm_offset_t   vm_offset_t;
   typedef __vm_ooffset_t  vm_ooffset_t;
   typedef __vm_pindex_t   vm_pindex_t;
   typedef __vm_size_t     vm_size_t;
   
   #ifdef _KERNEL
   typedef int             boolean_t;
   typedef __intfptr_t     intfptr_t;
   
   /*-
    * XXX this is fixed width for historical reasons.  It should have had type
    * __int_fast32_t.  Fixed-width types should not be used unless binary
    * compatibility is essential.  Least-width types should be used even less
    * since they provide smaller benefits.
    * XXX should be MD.
    * XXX this is bogus in -current, but still used for spl*().
    */
   typedef __uint32_t      intrmask_t;     /* Interrupt mask (spl, xxx_imask...) */
   
   typedef __uintfptr_t    uintfptr_t;
   typedef __uint64_t      uoff_t;
   typedef struct vm_page  *vm_page_t;
   
   struct cdev;
   
   typedef __uint32_t      udev_t;         /* device number */
   typedef struct cdev     *dev_t;
   
   #define offsetof(type, field) __offsetof(type, field)
   
   #else /* !_KERNEL */
   
   typedef __uint32_t      dev_t;          /* device number */
   #define udev_t dev_t
   
   #endif /* !_KERNEL */
   
   #ifndef _CLOCK_T_DECLARED
   typedef __clock_t       clock_t;
   #define _CLOCK_T_DECLARED
   #endif
   
   #ifndef _CLOCKID_T_DECLARED
   typedef __clockid_t     clockid_t;
   #define _CLOCKID_T_DECLARED
   #endif
   
   #ifndef _FFLAGS_T_DECLARED
   typedef __fflags_t      fflags_t;       /* file flags */
   #define _FFLAGS_T_DECLARED
   #endif
   
   #ifndef _FSBLKCNT_T_DECLARED            /* for statvfs() */
   typedef __fsblkcnt_t    fsblkcnt_t;
   typedef __fsfilcnt_t    fsfilcnt_t;
   #define _FSBLKCNT_T_DECLARED
   #endif
   
   #ifndef _SIZE_T_DECLARED
   typedef __size_t        size_t;
   #define _SIZE_T_DECLARED
   #endif
   
   #ifndef _SSIZE_T_DECLARED
   typedef __ssize_t       ssize_t;
   #define _SSIZE_T_DECLARED
   #endif
   
   #ifndef _TIME_T_DECLARED
   typedef __time_t        time_t;
   #define _TIME_T_DECLARED
   #endif
   
   #ifndef _TIMER_T_DECLARED
   typedef __timer_t       timer_t;
   #define _TIMER_T_DECLARED
   #endif
   
   /*
    * The following are all things that really shouldn't exist in this header,
    * since its purpose is to provide typedefs, not miscellaneous doodads.
    */
   #if __BSD_VISIBLE
   
   #include <sys/select.h>
   
   #ifndef _KERNEL
   /*
    * 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 /* !_KERNEL */
   
   /*
    * 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(int, off_t);
   #endif
   #ifndef _LSEEK_DECLARED
   #define _LSEEK_DECLARED
   off_t    lseek(int, off_t, int);
   #endif
   #ifndef _MMAP_DECLARED
   #define _MMAP_DECLARED
   void *   mmap(void *, size_t, int, int, int, off_t);
   #endif
   #ifndef _TRUNCATE_DECLARED
   #define _TRUNCATE_DECLARED
   int      truncate(const char *, off_t);
   #endif
   __END_DECLS
   #endif /* !_KERNEL */
   
   #endif /* __BSD_VISIBLE */
   
   #endif /* !_SYS_TYPES_H_ */

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