sysdeps/unix/sysv/linux/alpha/bits/types.h

   1 /* Copyright (C) 1991, 92, 94, 95, 96, 97 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public License as
   6    published by the Free Software Foundation; either version 2 of the
   7    License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public
  15    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17    Boston, MA 02111-1307, USA.  */
  18
  19 /*
  20  * Never include this file directly; use <sys/types.h> instead.
  21  */
  22
  23 #ifndef _BITS_TYPES_H
  24 #define _BITS_TYPES_H   1
  25
  26 #include <features.h>
  27
  28 /* Convenience types.  */
  29 typedef unsigned char __u_char;
  30 typedef unsigned short int __u_short;
  31 typedef unsigned int __u_int;
  32 typedef unsigned long int __u_long;
  33 typedef unsigned long int __u_quad_t;
  34 typedef long int __quad_t;
  35 typedef signed char __int8_t;
  36 typedef unsigned char __uint8_t;
  37 typedef signed short int __int16_t;
  38 typedef unsigned short int __uint16_t;
  39 typedef signed int __int32_t;
  40 typedef unsigned int __uint32_t;
  41 typedef signed long int __int64_t;
  42 typedef unsigned long int __uint64_t;
  43 typedef __quad_t *__qaddr_t;
  44
  45 typedef __u_long __dev_t;               /* Type of device numbers.  */
  46 typedef __u_int __uid_t;                /* Type of user identifications.  */
  47 typedef __u_int __gid_t;                /* Type of group identifications.  */
  48 typedef __u_int __ino_t;                /* Type of file serial numbers.  */
  49 typedef __u_int __mode_t;               /* Type of file attribute bitmasks.  */
  50 typedef __u_int __nlink_t;              /* Type of file link counts.  */
  51 typedef long int __off_t;               /* Type of file sizes and offsets.  */
  52 typedef __quad_t __loff_t;              /* Type of file sizes and offsets.  */
  53 typedef int __pid_t;                    /* Type of process identifications.  */
  54 typedef long int __ssize_t;             /* Type of a byte count, or error.  */
  55 typedef long int __rlim_t;              /* Type of resource counts.  */
  56 typedef long int __rlim64_t;            /* Type of resource counts (LFS).  */
  57
  58 typedef struct
  59   {
  60     int __val[2];
  61   } __fsid_t;                           /* Type of file system IDs.  */
  62
  63 /* Everythin' else.  */
  64 typedef int __daddr_t;                  /* The type of a disk address.  */
  65 typedef char *__caddr_t;
  66 typedef long int __time_t;
  67 typedef long int __swblk_t;             /* Type of a swap block maybe?  */
  68 \f
  69 typedef long int __clock_t;
  70
  71 /* One element in the file descriptor mask array.  */
  72 typedef unsigned long int __fd_mask;
  73
  74 /* Due to incaution, we may have gotten these from a kernel header file.  */
  75 #undef __FD_SETSIZE
  76 #undef __NFDBITS
  77 #undef __FDMASK
  78
  79 /* Number of descriptors that can fit in an `fd_set'.  */
  80 #define __FD_SETSIZE    1024
  81
  82 /* It's easier to assume 8-bit bytes than to get CHAR_BIT.  */
  83 #define __NFDBITS       (8 * sizeof (__fd_mask))
  84 #define __FDELT(d)      ((d) / __NFDBITS)
  85 #define __FDMASK(d)     (1 << ((d) % __NFDBITS))
  86
  87 /* fd_set for select and pselect.  */
  88 typedef struct
  89   {
  90     /* XPG4.2 requires this member name.  */
  91     __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS];
  92   } __fd_set;
  93
  94
  95 typedef int __key_t;
  96
  97
  98 /* Types from the Large File Support interface.  */
  99
 100 /* Type to count number os disk blocks.  */
 101 typedef int __blkcnt_t;
 102 typedef __quad_t __blkcnt64_t;
 103
 104 /* Type to count file system blocks.  */
 105 typedef unsigned int __fsblkcnt_t;
 106 typedef __u_quad_t __fsblkcnt64_t;
 107
 108 /* Type to count file system inodes.  */
 109 typedef unsigned long int __fsfilcnt_t;
 110 typedef __u_quad_t __fsfilcnt64_t;
 111
 112 #endif /* bits/types.h */