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

   1 /* Copyright (C) 1991,92,94,95,96,97,98,99, 2000 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 #define __need_size_t
  29 #include <stddef.h>
  30
  31 /* Convenience types.  */
  32 typedef unsigned char __u_char;
  33 typedef unsigned short int __u_short;
  34 typedef unsigned int __u_int;
  35 typedef unsigned long int __u_long;
  36 typedef unsigned long int __u_quad_t;
  37 typedef long int __quad_t;
  38 typedef signed char __int8_t;
  39 typedef unsigned char __uint8_t;
  40 typedef signed short int __int16_t;
  41 typedef unsigned short int __uint16_t;
  42 typedef signed int __int32_t;
  43 typedef unsigned int __uint32_t;
  44 typedef signed long int __int64_t;
  45 typedef unsigned long int __uint64_t;
  46 typedef __quad_t *__qaddr_t;
  47
  48 typedef __uint64_t __dev_t;             /* Type of device numbers.  */
  49 typedef __uint32_t __uid_t;             /* Type of user identifications.  */
  50 typedef __uint32_t __gid_t;             /* Type of group identifications.  */
  51 typedef __uint32_t __ino_t;             /* Type of file serial numbers.  */
  52 typedef __uint64_t __ino64_t;           /*  "" (LFS) */
  53 typedef __uint32_t __mode_t;            /* Type of file attribute bitmasks.  */
  54 typedef __uint32_t __nlink_t;           /* Type of file link counts.  */
  55 typedef __int64_t  __off_t;             /* Type of file sizes and offsets.  */
  56 typedef __int64_t  __off64_t;           /*  "" (LFS) */
  57 typedef __int64_t  __loff_t;            /* Type of file sizes and offsets.  */
  58 typedef __int32_t  __pid_t;             /* Type of process identifications.  */
  59 typedef __int64_t  __ssize_t;           /* Type of a byte count, or error.  */
  60 typedef __uint64_t  __rlim_t;           /* Type of resource counts.  */
  61 typedef __uint64_t  __rlim64_t;         /*  "" (LFS) */
  62 typedef __uint32_t __blksize_t;         /* Type to represnet block size.  */
  63 typedef __uint32_t __blkcnt_t;          /* Type to count nr disk blocks.  */
  64 typedef __uint64_t __blkcnt64_t;        /*  "" (LFS) */
  65 typedef __int32_t __fsblkcnt_t;         /* Type to count file system blocks. */
  66 typedef __int64_t __fsblkcnt64_t;       /*  "" (LFS) */
  67 typedef __uint32_t __fsfilcnt_t;        /* Type to count file system inodes. */
  68 typedef __uint64_t __fsfilcnt64_t;      /*  "" (LFS) */
  69 typedef __uint32_t __id_t;              /* General type for IDs.  */
  70
  71 typedef struct
  72   {
  73     int __val[2];
  74   } __fsid_t;                           /* Type of file system IDs.  */
  75
  76 /* Everythin' else.  */
  77 typedef int __daddr_t;                  /* Type of a disk address.  */
  78 typedef char *__caddr_t;                /* Type of a core address.  */
  79 typedef long int __time_t;
  80 typedef unsigned int __useconds_t;
  81 typedef long int __suseconds_t;
  82 typedef long int __swblk_t;             /* Type of a swap block maybe?  */
  83 typedef long int __clock_t;
  84 typedef int __key_t;                    /* Type of a SYSV IPC key. */
  85
  86 /* Clock ID used in clock and timer functions.  */
  87 typedef int __clockid_t;
  88
  89 /* Timer ID returned by `timer_create'.  */
  90 typedef int __timer_t;
  91
  92 /* Used in `struct shmid_ds'.  */
  93 typedef int __ipc_pid_t;
  94
  95 /* One element in the file descriptor mask array.  */
  96 typedef unsigned long int __fd_mask;
  97
  98 /* Due to incaution, we may have gotten these from a kernel header file.  */
  99 #undef __FD_SETSIZE
 100 #undef __NFDBITS
 101 #undef __FDMASK
 102
 103 /* Number of descriptors that can fit in an `fd_set'.  */
 104 #define __FD_SETSIZE    1024
 105
 106 /* It's easier to assume 8-bit bytes than to get CHAR_BIT.  */
 107 #define __NFDBITS       (8 * sizeof (__fd_mask))
 108 #define __FDELT(d)      ((d) / __NFDBITS)
 109 #define __FDMASK(d)     ((__fd_mask) 1 << ((d) % __NFDBITS))
 110
 111 /* fd_set for select and pselect.  */
 112 typedef struct
 113   {
 114     /* XPG4.2 requires this member name.  Otherwise avoid the name
 115        from the user namespace.  */
 116 #ifdef __USE_XOPEN
 117     __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS];
 118 # define __FDS_BITS(set) ((set)->fds_bits)
 119 #else
 120     __fd_mask __fds_bits[__FD_SETSIZE / __NFDBITS];
 121 # define __FDS_BITS(set) ((set)->__fds_bits)
 122 #endif
 123   } __fd_set;
 124
 125 /* Used in XTI.  */
 126 typedef long int __t_scalar_t;
 127 typedef unsigned long int __t_uscalar_t;
 128
 129 /* Duplicates info from stdint.h but this is used in unistd.h.  */
 130 typedef long int __intptr_t;
 131
 132 /* Duplicate info from sys/socket.h.  */
 133 typedef unsigned int __socklen_t;
 134
 135
 136 /* Now add the thread types.  */
 137 #if defined __USE_POSIX199506 || defined __USE_UNIX98
 138 # include <bits/pthreadtypes.h>
 139 #endif
 140
 141 #endif /* bits/types.h */