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uchar.h

uchar.h 2.0 KB
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  1. /* Copyright (C) 2011-2020 Free Software Foundation, Inc.
    2. 

  2.    This file is part of the GNU C Library.
    3. 

  3. 

  4.    The GNU C Library is free software; you can redistribute it and/or
    5. 

  5.    modify it under the terms of the GNU Lesser General Public
    6. 

  6.    License as published by the Free Software Foundation; either
    7. 

  7.    version 2.1 of the License, or (at your option) any later version.
    8. 

  8. 

  9.    The GNU C Library is distributed in the hope that it will be useful,
    10. 

  10.    but WITHOUT ANY WARRANTY; without even the implied warranty of
    11. 

  11.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    12. 

  12.    Lesser General Public License for more details.
    13. 

  13. 

  14.    You should have received a copy of the GNU Lesser General Public
    15. 

  15.    License along with the GNU C Library; if not, see
    16. 

  16.    <https://www.gnu.org/licenses/>.  */
    17. 

  17. 

  18. /*
    19. 

  19.  *      ISO C11 Standard: 7.28
    20. 

  20.  *	Unicode utilities	<uchar.h>
    21. 

  21.  */
    22. 

  22. 

  23. #ifndef _UCHAR_H
    24. 

  24. #define _UCHAR_H	1
    25. 

  25. 

  26. #include <features.h>
    27. 

  27. 

  28. #define __need_size_t
    29. 

  29. #include <stddef.h>
    30. 

  30. 

  31. #include <bits/types.h>
    32. 

  32. #include <bits/types/mbstate_t.h>
    33. 

  33. 

  34. #ifndef __USE_ISOCXX11
    35. 

  35. /* Define the 16-bit and 32-bit character types.  */
    36. 

  36. typedef __uint_least16_t char16_t;
    37. 

  37. typedef __uint_least32_t char32_t;
    38. 

  38. #endif
    39. 

  39. 

  40. 

  41. __BEGIN_DECLS
    42. 

  42. 

  43. /* Write char16_t representation of multibyte character pointed
    44. 

  44.    to by S to PC16.  */
    45. 

  45. extern size_t mbrtoc16 (char16_t *__restrict __pc16,
    46. 

  46. 			const char *__restrict __s, size_t __n,
    47. 

  47. 			mbstate_t *__restrict __p) __THROW;
    48. 

  48. 

  49. /* Write multibyte representation of char16_t C16 to S.  */
    50. 

  50. extern size_t c16rtomb (char *__restrict __s, char16_t __c16,
    51. 

  51. 			mbstate_t *__restrict __ps) __THROW;
    52. 

  52. 

  53. 

  54. 

  55. /* Write char32_t representation of multibyte character pointed
    56. 

  56.    to by S to PC32.  */
    57. 

  57. extern size_t mbrtoc32 (char32_t *__restrict __pc32,
    58. 

  58. 			const char *__restrict __s, size_t __n,
    59. 

  59. 			mbstate_t *__restrict __p) __THROW;
    60. 

  60. 

  61. /* Write multibyte representation of char32_t C32 to S.  */
    62. 

  62. extern size_t c32rtomb (char *__restrict __s, char32_t __c32,
    63. 

  63. 			mbstate_t *__restrict __ps) __THROW;
    64. 

  64. 

  65. __END_DECLS
    66. 

  66. 

  67. #endif	/* uchar.h */
    68.