1/* 2 * BK Id: SCCS/s.posix_types.h 1.5 05/17/01 18:14:25 cort 3 */ 4#ifndef _PPC_POSIX_TYPES_H 5#define _PPC_POSIX_TYPES_H 6 7/* 8 * This file is generally used by user-level software, so you need to 9 * be a little careful about namespace pollution etc. Also, we cannot 10 * assume GCC is being used. 11 */ 12 13typedef unsigned int __kernel_dev_t; 14typedef unsigned int __kernel_ino_t; 15typedef unsigned int __kernel_mode_t; 16typedef unsigned short __kernel_nlink_t; 17typedef long __kernel_off_t; 18typedef int __kernel_pid_t; 19typedef unsigned int __kernel_uid_t; 20typedef unsigned int __kernel_gid_t; 21typedef unsigned int __kernel_size_t; 22typedef int __kernel_ssize_t; 23typedef long __kernel_ptrdiff_t; 24typedef long __kernel_time_t; 25typedef long __kernel_suseconds_t; 26typedef long __kernel_clock_t; 27typedef int __kernel_daddr_t; 28typedef char * __kernel_caddr_t; 29typedef short __kernel_ipc_pid_t; 30typedef unsigned short __kernel_uid16_t; 31typedef unsigned short __kernel_gid16_t; 32typedef unsigned int __kernel_uid32_t; 33typedef unsigned int __kernel_gid32_t; 34 35typedef unsigned int __kernel_old_uid_t; 36typedef unsigned int __kernel_old_gid_t; 37 38#ifdef __GNUC__ 39typedef long long __kernel_loff_t; 40#endif 41 42typedef struct { 43 int val[2]; 44} __kernel_fsid_t; 45 46#ifndef __GNUC__ 47 48#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d)) 49#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d)) 50#define __FD_ISSET(d, set) ((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) 51#define __FD_ZERO(set) \ 52 ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set))) 53 54#else /* __GNUC__ */ 55 56#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \ 57 || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0) 58/* With GNU C, use inline functions instead so args are evaluated only once: */ 59 60#undef __FD_SET 61static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp) 62{ 63 unsigned long _tmp = fd / __NFDBITS; 64 unsigned long _rem = fd % __NFDBITS; 65 fdsetp->fds_bits[_tmp] |= (1UL<<_rem); 66} 67 68#undef __FD_CLR 69static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp) 70{ 71 unsigned long _tmp = fd / __NFDBITS; 72 unsigned long _rem = fd % __NFDBITS; 73 fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem); 74} 75 76#undef __FD_ISSET 77static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p) 78{ 79 unsigned long _tmp = fd / __NFDBITS; 80 unsigned long _rem = fd % __NFDBITS; 81 return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0; 82} 83 84/* 85 * This will unroll the loop for the normal constant case (8 ints, 86 * for a 256-bit fd_set) 87 */ 88#undef __FD_ZERO 89static __inline__ void __FD_ZERO(__kernel_fd_set *p) 90{ 91 unsigned int *tmp = (unsigned int *)p->fds_bits; 92 int i; 93 94 if (__builtin_constant_p(__FDSET_LONGS)) { 95 switch (__FDSET_LONGS) { 96 case 8: 97 tmp[0] = 0; tmp[1] = 0; tmp[2] = 0; tmp[3] = 0; 98 tmp[4] = 0; tmp[5] = 0; tmp[6] = 0; tmp[7] = 0; 99 return; 100 } 101 } 102 i = __FDSET_LONGS; 103 while (i) { 104 i--; 105 *tmp = 0; 106 tmp++; 107 } 108} 109 110#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ 111#endif /* __GNUC__ */ 112#endif /* _PPC_POSIX_TYPES_H */ 113