posix_types.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:3k
- /* $Id: posix_types.h,v 1.6 2000/02/04 23:32:54 ralf Exp $
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle
- */
- #ifndef _ASM_POSIX_TYPES_H
- #define _ASM_POSIX_TYPES_H
- /*
- * This file is generally used by user-level software, so you need to
- * be a little careful about namespace pollution etc. Also, we cannot
- * assume GCC is being used.
- */
- typedef unsigned int __kernel_dev_t;
- typedef unsigned long __kernel_ino_t;
- typedef unsigned int __kernel_mode_t;
- typedef int __kernel_nlink_t;
- typedef long __kernel_off_t;
- typedef int __kernel_pid_t;
- typedef int __kernel_ipc_pid_t;
- typedef int __kernel_uid_t;
- typedef int __kernel_gid_t;
- typedef unsigned int __kernel_size_t;
- typedef int __kernel_ssize_t;
- typedef int __kernel_ptrdiff_t;
- typedef long __kernel_time_t;
- typedef long __kernel_suseconds_t;
- typedef long __kernel_clock_t;
- typedef long __kernel_daddr_t;
- typedef char * __kernel_caddr_t;
- typedef unsigned short __kernel_uid16_t;
- typedef unsigned short __kernel_gid16_t;
- typedef int __kernel_uid32_t;
- typedef int __kernel_gid32_t;
- typedef __kernel_uid_t __kernel_old_uid_t;
- typedef __kernel_gid_t __kernel_old_gid_t;
- #ifdef __GNUC__
- typedef long long __kernel_loff_t;
- #endif
- typedef struct {
- long val[2];
- } __kernel_fsid_t;
- #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
- #undef __FD_SET
- static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
- {
- unsigned long __tmp = __fd / __NFDBITS;
- unsigned long __rem = __fd % __NFDBITS;
- __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
- }
- #undef __FD_CLR
- static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
- {
- unsigned long __tmp = __fd / __NFDBITS;
- unsigned long __rem = __fd % __NFDBITS;
- __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
- }
- #undef __FD_ISSET
- static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
- {
- unsigned long __tmp = __fd / __NFDBITS;
- unsigned long __rem = __fd % __NFDBITS;
- return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
- }
- /*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
- #undef __FD_ZERO
- static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
- {
- unsigned long *__tmp = __p->fds_bits;
- int __i;
- if (__builtin_constant_p(__FDSET_LONGS)) {
- switch (__FDSET_LONGS) {
- case 16:
- __tmp[ 0] = 0; __tmp[ 1] = 0;
- __tmp[ 2] = 0; __tmp[ 3] = 0;
- __tmp[ 4] = 0; __tmp[ 5] = 0;
- __tmp[ 6] = 0; __tmp[ 7] = 0;
- __tmp[ 8] = 0; __tmp[ 9] = 0;
- __tmp[10] = 0; __tmp[11] = 0;
- __tmp[12] = 0; __tmp[13] = 0;
- __tmp[14] = 0; __tmp[15] = 0;
- return;
- case 8:
- __tmp[ 0] = 0; __tmp[ 1] = 0;
- __tmp[ 2] = 0; __tmp[ 3] = 0;
- __tmp[ 4] = 0; __tmp[ 5] = 0;
- __tmp[ 6] = 0; __tmp[ 7] = 0;
- return;
- case 4:
- __tmp[ 0] = 0; __tmp[ 1] = 0;
- __tmp[ 2] = 0; __tmp[ 3] = 0;
- return;
- }
- }
- __i = __FDSET_LONGS;
- while (__i) {
- __i--;
- *__tmp = 0;
- __tmp++;
- }
- }
- #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
- #endif /* _ASM_POSIX_TYPES_H */