1 /* $Id: posix_types.h,v 1.6 2000/02/04 23:32:54 ralf Exp $ 2 * 3 * This file is subject to the terms and conditions of the GNU General Public 4 * License. See the file "COPYING" in the main directory of this archive 5 * for more details. 6 * 7 * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle 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 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 #if _MIPS_SZLONG != 64 28 typedef unsigned int __kernel_size_t; 29 typedef int __kernel_ssize_t; 30 typedef int __kernel_ptrdiff_t; 31 #else 32 typedef unsigned long __kernel_size_t; 33 typedef long __kernel_ssize_t; 34 typedef long __kernel_ptrdiff_t; 35 #endif 36 typedef long __kernel_time_t; 37 typedef long __kernel_suseconds_t; 38 typedef long __kernel_clock_t; 39 typedef long __kernel_daddr_t; 40 typedef char * __kernel_caddr_t; 41 42 typedef unsigned short __kernel_uid16_t; 43 typedef unsigned short __kernel_gid16_t; 44 typedef int __kernel_uid32_t; 45 typedef int __kernel_gid32_t; 46 typedef __kernel_uid_t __kernel_old_uid_t; 47 typedef __kernel_gid_t __kernel_old_gid_t; 48 49 #ifdef __GNUC__ 50 typedef long long __kernel_loff_t; 51 #endif 52 53 typedef struct { 54 long val[2]; 55 } __kernel_fsid_t; 56 57 #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) 58 59 #undef __FD_SET 60 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp) 61 { 62 unsigned long __tmp = __fd / __NFDBITS; 63 unsigned long __rem = __fd % __NFDBITS; 64 __fdsetp->fds_bits[__tmp] |= (1UL<<__rem); 65 } 66 67 #undef __FD_CLR 68 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp) 69 { 70 unsigned long __tmp = __fd / __NFDBITS; 71 unsigned long __rem = __fd % __NFDBITS; 72 __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem); 73 } 74 75 #undef __FD_ISSET 76 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p) 77 { 78 unsigned long __tmp = __fd / __NFDBITS; 79 unsigned long __rem = __fd % __NFDBITS; 80 return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0; 81 } 82 83 /* 84 * This will unroll the loop for the normal constant case (8 ints, 85 * for a 256-bit fd_set) 86 */ 87 #undef __FD_ZERO 88 static __inline__ void __FD_ZERO(__kernel_fd_set *__p) 89 { 90 unsigned long *__tmp = __p->fds_bits; 91 int __i; 92 93 if (__builtin_constant_p(__FDSET_LONGS)) { 94 switch (__FDSET_LONGS) { 95 case 16: 96 __tmp[ 0] = 0; __tmp[ 1] = 0; 97 __tmp[ 2] = 0; __tmp[ 3] = 0; 98 __tmp[ 4] = 0; __tmp[ 5] = 0; 99 __tmp[ 6] = 0; __tmp[ 7] = 0; 100 __tmp[ 8] = 0; __tmp[ 9] = 0; 101 __tmp[10] = 0; __tmp[11] = 0; 102 __tmp[12] = 0; __tmp[13] = 0; 103 __tmp[14] = 0; __tmp[15] = 0; 104 return; 105 106 case 8: 107 __tmp[ 0] = 0; __tmp[ 1] = 0; 108 __tmp[ 2] = 0; __tmp[ 3] = 0; 109 __tmp[ 4] = 0; __tmp[ 5] = 0; 110 __tmp[ 6] = 0; __tmp[ 7] = 0; 111 return; 112 113 case 4: 114 __tmp[ 0] = 0; __tmp[ 1] = 0; 115 __tmp[ 2] = 0; __tmp[ 3] = 0; 116 return; 117 } 118 } 119 __i = __FDSET_LONGS; 120 while (__i) { 121 __i--; 122 *__tmp = 0; 123 __tmp++; 124 } 125 } 126 127 #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ 128 129 #endif /* _ASM_POSIX_TYPES_H */ 130