posix_types.h 3.2 KB

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  1. /*
  2. * Copyright (C) 2006 Atmel Corporation
  3. *
  4. * SPDX-License-Identifier: GPL-2.0+
  5. */
  6. #ifndef __ASM_AVR32_POSIX_TYPES_H
  7. #define __ASM_AVR32_POSIX_TYPES_H
  8. /*
  9. * This file is generally used by user-level software, so you need to
  10. * be a little careful about namespace pollution etc. Also, we cannot
  11. * assume GCC is being used.
  12. */
  13. typedef unsigned long __kernel_dev_t;
  14. typedef unsigned long __kernel_ino_t;
  15. typedef unsigned short __kernel_mode_t;
  16. typedef unsigned short __kernel_nlink_t;
  17. typedef long __kernel_off_t;
  18. typedef int __kernel_pid_t;
  19. typedef unsigned short __kernel_ipc_pid_t;
  20. typedef unsigned int __kernel_uid_t;
  21. typedef unsigned int __kernel_gid_t;
  22. typedef unsigned long __kernel_size_t;
  23. typedef int __kernel_ssize_t;
  24. typedef int __kernel_ptrdiff_t;
  25. typedef long __kernel_time_t;
  26. typedef long __kernel_suseconds_t;
  27. typedef long __kernel_clock_t;
  28. typedef int __kernel_timer_t;
  29. typedef int __kernel_clockid_t;
  30. typedef int __kernel_daddr_t;
  31. typedef char * __kernel_caddr_t;
  32. typedef unsigned short __kernel_uid16_t;
  33. typedef unsigned short __kernel_gid16_t;
  34. typedef unsigned int __kernel_uid32_t;
  35. typedef unsigned int __kernel_gid32_t;
  36. typedef unsigned short __kernel_old_uid_t;
  37. typedef unsigned short __kernel_old_gid_t;
  38. typedef unsigned short __kernel_old_dev_t;
  39. #ifdef __GNUC__
  40. typedef long long __kernel_loff_t;
  41. #endif
  42. typedef struct {
  43. #if defined(__KERNEL__) || defined(__USE_ALL)
  44. int val[2];
  45. #else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  46. int __val[2];
  47. #endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  48. } __kernel_fsid_t;
  49. #if defined(__KERNEL__)
  50. #undef __FD_SET
  51. static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  52. {
  53. unsigned long __tmp = __fd / __NFDBITS;
  54. unsigned long __rem = __fd % __NFDBITS;
  55. __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  56. }
  57. #undef __FD_CLR
  58. static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  59. {
  60. unsigned long __tmp = __fd / __NFDBITS;
  61. unsigned long __rem = __fd % __NFDBITS;
  62. __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  63. }
  64. #undef __FD_ISSET
  65. static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  66. {
  67. unsigned long __tmp = __fd / __NFDBITS;
  68. unsigned long __rem = __fd % __NFDBITS;
  69. return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  70. }
  71. /*
  72. * This will unroll the loop for the normal constant case (8 ints,
  73. * for a 256-bit fd_set)
  74. */
  75. #undef __FD_ZERO
  76. static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
  77. {
  78. unsigned long *__tmp = __p->fds_bits;
  79. int __i;
  80. if (__builtin_constant_p(__FDSET_LONGS)) {
  81. switch (__FDSET_LONGS) {
  82. case 16:
  83. __tmp[ 0] = 0; __tmp[ 1] = 0;
  84. __tmp[ 2] = 0; __tmp[ 3] = 0;
  85. __tmp[ 4] = 0; __tmp[ 5] = 0;
  86. __tmp[ 6] = 0; __tmp[ 7] = 0;
  87. __tmp[ 8] = 0; __tmp[ 9] = 0;
  88. __tmp[10] = 0; __tmp[11] = 0;
  89. __tmp[12] = 0; __tmp[13] = 0;
  90. __tmp[14] = 0; __tmp[15] = 0;
  91. return;
  92. case 8:
  93. __tmp[ 0] = 0; __tmp[ 1] = 0;
  94. __tmp[ 2] = 0; __tmp[ 3] = 0;
  95. __tmp[ 4] = 0; __tmp[ 5] = 0;
  96. __tmp[ 6] = 0; __tmp[ 7] = 0;
  97. return;
  98. case 4:
  99. __tmp[ 0] = 0; __tmp[ 1] = 0;
  100. __tmp[ 2] = 0; __tmp[ 3] = 0;
  101. return;
  102. }
  103. }
  104. __i = __FDSET_LONGS;
  105. while (__i) {
  106. __i--;
  107. *__tmp = 0;
  108. __tmp++;
  109. }
  110. }
  111. #endif /* defined(__KERNEL__) */
  112. #endif /* __ASM_AVR32_POSIX_TYPES_H */