include/asm-ppc/types.h

/* */
This source file includes following definitions.
__FD_SET
__FD_CLR
__FD_ISSET
__FD_ZERO
   1 #ifndef _PPC_TYPES_H
   2 #define _PPC_TYPES_H
   3 
   4 #ifndef _SIZE_T
   5 #define _SIZE_T
   6 typedef unsigned int size_t;
   7 #endif
   8 
   9 #ifndef _SSIZE_T
  10 #define _SSIZE_T
  11 typedef int ssize_t;
  12 #endif
  13 
  14 #ifndef _PTRDIFF_T
  15 #define _PTRDIFF_T
  16 typedef int ptrdiff_t;
  17 #endif
  18 
  19 #ifndef _TIME_T
  20 #define _TIME_T
  21 typedef long time_t;
  22 #endif
  23 
  24 #ifndef _CLOCK_T
  25 #define _CLOCK_T
  26 typedef long clock_t;
  27 #endif
  28 
  29 typedef int pid_t;
  30 typedef unsigned int uid_t;
  31 typedef unsigned int gid_t;
  32 typedef unsigned int dev_t;
  33 typedef unsigned int ino_t;
  34 typedef unsigned int mode_t;
  35 typedef unsigned int umode_t;
  36 typedef unsigned short nlink_t;
  37 typedef int daddr_t;
  38 typedef long off_t;
  39 
  40 /*
  41  * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
  42  * header files exported to user space
  43  */
  44 
  45 typedef __signed__ char __s8;
  46 typedef unsigned char __u8;
  47 
  48 typedef __signed__ short __s16;
  49 typedef unsigned short __u16;
  50 
  51 typedef __signed__ long __s32;
  52 typedef unsigned long __u32;
  53 
  54 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
  55 typedef __signed__ long long __s64;
  56 typedef unsigned long long __u64;
  57 #endif
  58 
  59 /*
  60  * These aren't exported outside the kernel to avoid name space clashes
  61  */
  62 #ifdef __KERNEL__
  63 
  64 typedef signed char s8;
  65 typedef unsigned char u8;
  66 
  67 typedef signed short s16;
  68 typedef unsigned short u16;
  69 
  70 typedef signed long s32;
  71 typedef unsigned long u32;
  72 
  73 typedef signed long long s64;
  74 typedef unsigned long long u64;
  75 
  76 #endif /* __KERNEL__ */
  77 
  78 #undef __FD_SET
  79 static __inline__ void __FD_SET(unsigned long fd, fd_set *fdsetp)
     /*  */
  80 {
  81         unsigned long _tmp = fd / __NFDBITS;
  82         unsigned long _rem = fd % __NFDBITS;
  83         fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
  84 }
  85 
  86 #undef __FD_CLR
  87 static __inline__ void __FD_CLR(unsigned long fd, fd_set *fdsetp)
     /*  */
  88 {
  89         unsigned long _tmp = fd / __NFDBITS;
  90         unsigned long _rem = fd % __NFDBITS;
  91         fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
  92 }
  93 
  94 #undef __FD_ISSET
  95 static __inline__ int __FD_ISSET(unsigned long fd, fd_set *p)
     /*  */
  96 { 
  97         unsigned long _tmp = fd / __NFDBITS;
  98         unsigned long _rem = fd % __NFDBITS;
  99         return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
 100 }
 101 
 102 /*
 103  * This will unroll the loop for the normal constant case (8 ints,
 104  * for a 256-bit fd_set)
 105  */
 106 #undef __FD_ZERO
 107 static __inline__ void __FD_ZERO(fd_set *p)
     /*  */
 108 {
 109         unsigned int *tmp = p->fds_bits;
 110         int i;
 111 
 112         if (__builtin_constant_p(__FDSET_INTS)) {
 113                 switch (__FDSET_INTS) {
 114                         case 8:
 115                                 tmp[0] = 0; tmp[1] = 0; tmp[2] = 0; tmp[3] = 0;
 116                                 tmp[4] = 0; tmp[5] = 0; tmp[6] = 0; tmp[7] = 0;
 117                                 return;
 118                 }
 119         }
 120         i = __FDSET_INTS;
 121         while (i) {
 122                 i--;
 123                 *tmp = 0;
 124                 tmp++;
 125         }
 126 }
 127 
 128 #endif
/* */
root/include/asm-ppc/types.h

INCLUDED FROM

DEFINITIONS
