posix_types.h

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    1 /*
    2  * This file is subject to the terms and conditions of the GNU General Public
    3  * License.  See the file "COPYING" in the main directory of this archive
    4  * for more details.
    5  *
    6  * Copyright (C) 1996, 1997, 1998, 1999, 2000 by Ralf Baechle
    7  * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
    8  */
    9 #ifndef _ASM_POSIX_TYPES_H
   10 #define _ASM_POSIX_TYPES_H
   11 
   12 /*
   13  * This file is generally used by user-level software, so you need to
   14  * be a little careful about namespace pollution etc.  Also, we cannot
   15  * assume GCC is being used.
   16  */
   17 
   18 typedef unsigned int    __kernel_dev_t;
   19 typedef unsigned long   __kernel_ino_t;
   20 typedef unsigned int    __kernel_mode_t;
   21 typedef unsigned int    __kernel_nlink_t;
   22 typedef long            __kernel_off_t;
   23 typedef int             __kernel_pid_t;
   24 typedef int             __kernel_ipc_pid_t;
   25 typedef int             __kernel_uid_t;
   26 typedef int             __kernel_gid_t;
   27 typedef unsigned long   __kernel_size_t;
   28 typedef long            __kernel_ssize_t;
   29 typedef long            __kernel_ptrdiff_t;
   30 typedef long            __kernel_time_t;
   31 typedef long            __kernel_suseconds_t;
   32 typedef long            __kernel_clock_t;
   33 typedef long            __kernel_daddr_t;
   34 typedef char *          __kernel_caddr_t;
   35 
   36 typedef unsigned short  __kernel_uid16_t;
   37 typedef unsigned short  __kernel_gid16_t;
   38 typedef int             __kernel_uid32_t;
   39 typedef int             __kernel_gid32_t;
   40 typedef __kernel_uid_t  __kernel_old_uid_t;
   41 typedef __kernel_gid_t  __kernel_old_gid_t;
   42 
   43 #ifdef __GNUC__
   44 typedef long long      __kernel_loff_t;
   45 #endif
   46 
   47 typedef struct {
   48         int    val[2];
   49 } __kernel_fsid_t;
   50 
   51 /* Now 32bit compatibility types */
   52 typedef unsigned int    __kernel_dev_t32;
   53 typedef unsigned int    __kernel_ino_t32;
   54 typedef unsigned int    __kernel_mode_t32;
   55 typedef unsigned int    __kernel_nlink_t32;
   56 typedef int             __kernel_off_t32;
   57 typedef int             __kernel_pid_t32;
   58 typedef int             __kernel_ipc_pid_t32;
   59 typedef int             __kernel_uid_t32;
   60 typedef int             __kernel_gid_t32;
   61 typedef unsigned int    __kernel_size_t32;
   62 typedef int             __kernel_ssize_t32;
   63 typedef int             __kernel_ptrdiff_t32;
   64 typedef int             __kernel_time_t32;
   65 typedef int             __kernel_suseconds_t32;
   66 typedef int             __kernel_clock_t32;
   67 typedef int             __kernel_daddr_t32;
   68 typedef unsigned int    __kernel_caddr_t32;
   69 typedef __kernel_fsid_t __kernel_fsid_t32;
   70 
   71 #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
   72 
   73 #undef __FD_SET
   74 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
   75 {
   76         unsigned long __tmp = __fd / __NFDBITS;
   77         unsigned long __rem = __fd % __NFDBITS;
   78         __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
   79 }
   80 
   81 #undef __FD_CLR
   82 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
   83 {
   84         unsigned long __tmp = __fd / __NFDBITS;
   85         unsigned long __rem = __fd % __NFDBITS;
   86         __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
   87 }
   88 
   89 #undef __FD_ISSET
   90 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
   91 {
   92         unsigned long __tmp = __fd / __NFDBITS;
   93         unsigned long __rem = __fd % __NFDBITS;
   94         return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
   95 }
   96 
   97 /*
   98  * This will unroll the loop for the normal constant case (8 ints,
   99  * for a 256-bit fd_set)
  100  */
  101 #undef __FD_ZERO
  102 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
  103 {
  104         unsigned long *__tmp = __p->fds_bits;
  105         int __i;
  106 
  107         if (__builtin_constant_p(__FDSET_LONGS)) {
  108                 switch (__FDSET_LONGS) {
  109                 case 16:
  110                         __tmp[ 0] = 0; __tmp[ 1] = 0;
  111                         __tmp[ 2] = 0; __tmp[ 3] = 0;
  112                         __tmp[ 4] = 0; __tmp[ 5] = 0;
  113                         __tmp[ 6] = 0; __tmp[ 7] = 0;
  114                         __tmp[ 8] = 0; __tmp[ 9] = 0;
  115                         __tmp[10] = 0; __tmp[11] = 0;
  116                         __tmp[12] = 0; __tmp[13] = 0;
  117                         __tmp[14] = 0; __tmp[15] = 0;
  118                         return;
  119 
  120                 case 8:
  121                         __tmp[ 0] = 0; __tmp[ 1] = 0;
  122                         __tmp[ 2] = 0; __tmp[ 3] = 0;
  123                         __tmp[ 4] = 0; __tmp[ 5] = 0;
  124                         __tmp[ 6] = 0; __tmp[ 7] = 0;
  125                         return;
  126 
  127                 case 4:
  128                         __tmp[ 0] = 0; __tmp[ 1] = 0;
  129                         __tmp[ 2] = 0; __tmp[ 3] = 0;
  130                         return;
  131                 }
  132         }
  133         __i = __FDSET_LONGS;
  134         while (__i) {
  135                 __i--;
  136                 *__tmp = 0;
  137                 __tmp++;
  138         }
  139 }
  140 
  141 #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
  142 
  143 #endif /* _ASM_POSIX_TYPES_H */

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FreeBSD/Linux Kernel Cross Reference sys/include/asm-mips64/posix_types.h

FreeBSD/Linux Kernel Cross Reference
sys/include/asm-mips64/posix_types.h