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  1. // ISO C9x compliant stdint.h for Microsoft Visual Studio
  2. // Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124
  3. //
  4. // Copyright (c) 2006 Alexander Chemeris
  5. //
  6. // Redistribution and use in source and binary forms, with or without
  7. // modification, are permitted provided that the following conditions are met:
  8. //
  9. // 1. Redistributions of source code must retain the above copyright notice,
  10. // this list of conditions and the following disclaimer.
  11. //
  12. // 2. Redistributions in binary form must reproduce the above copyright
  13. // notice, this list of conditions and the following disclaimer in the
  14. // documentation and/or other materials provided with the distribution.
  15. //
  16. // 3. The name of the author may be used to endorse or promote products
  17. // derived from this software without specific prior written permission.
  18. //
  19. // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  20. // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21. // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  22. // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  24. // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  25. // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  26. // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  27. // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  28. // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. //
  30. ///////////////////////////////////////////////////////////////////////////////
  31. #ifndef _MSC_VER // [
  32. #error "Use this header only with Microsoft Visual C++ compilers!"
  33. #endif // _MSC_VER ]
  34. #ifndef _MSC_STDINT_H_ // [
  35. #define _MSC_STDINT_H_
  36. #if _MSC_VER > 1000
  37. #pragma once
  38. #endif
  39. #include <limits.h>
  40. // For Visual Studio 6 in C++ mode wrap <wchar.h> include with 'extern "C++" {}'
  41. // or compiler give many errors like this:
  42. // error C2733: second C linkage of overloaded function 'wmemchr' not allowed
  43. #if (_MSC_VER < 1300) && defined(__cplusplus)
  44. extern "C++" {
  45. #endif
  46. # include <wchar.h>
  47. #if (_MSC_VER < 1300) && defined(__cplusplus)
  48. }
  49. #endif
  50. // 7.18.1 Integer types
  51. // 7.18.1.1 Exact-width integer types
  52. typedef signed __int8 int8_t;
  53. typedef signed __int16 int16_t;
  54. typedef signed __int32 int32_t;
  55. typedef signed __int64 int64_t;
  56. typedef unsigned __int8 uint8_t;
  57. typedef unsigned __int16 uint16_t;
  58. typedef unsigned __int32 uint32_t;
  59. typedef unsigned __int64 uint64_t;
  60. // 7.18.1.2 Minimum-width integer types
  61. typedef int8_t int_least8_t;
  62. typedef int16_t int_least16_t;
  63. typedef int32_t int_least32_t;
  64. typedef int64_t int_least64_t;
  65. typedef uint8_t uint_least8_t;
  66. typedef uint16_t uint_least16_t;
  67. typedef uint32_t uint_least32_t;
  68. typedef uint64_t uint_least64_t;
  69. // 7.18.1.3 Fastest minimum-width integer types
  70. typedef int8_t int_fast8_t;
  71. typedef int16_t int_fast16_t;
  72. typedef int32_t int_fast32_t;
  73. typedef int64_t int_fast64_t;
  74. typedef uint8_t uint_fast8_t;
  75. typedef uint16_t uint_fast16_t;
  76. typedef uint32_t uint_fast32_t;
  77. typedef uint64_t uint_fast64_t;
  78. // 7.18.1.4 Integer types capable of holding object pointers
  79. #ifndef _INTPTR_T_DEFINED
  80. #ifdef _WIN64 // [
  81. typedef __int64 intptr_t;
  82. #else // _WIN64 ][
  83. typedef long intptr_t;
  84. #endif // _WIN64 ]
  85. #define _INTPTR_T_DEFINED
  86. #endif
  87. #ifndef _UINTPTR_T_DEFINED
  88. #ifdef _WIN64 // [
  89. typedef unsigned __int64 uintptr_t;
  90. #else // _WIN64 ][
  91. typedef unsigned long uintptr_t;
  92. #endif // _WIN64 ]
  93. #define _UINTPTR_T_DEFINED
  94. #endif
  95. // 7.18.1.5 Greatest-width integer types
  96. typedef int64_t intmax_t;
  97. typedef uint64_t uintmax_t;
  98. // 7.18.2 Limits of specified-width integer types
  99. #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259
  100. // 7.18.2.1 Limits of exact-width integer types
  101. #ifndef INT8_MIN
  102. #define INT8_MIN ((int8_t)_I8_MIN)
  103. #define INT8_MAX _I8_MAX
  104. #define INT16_MIN ((int16_t)_I16_MIN)
  105. #define INT16_MAX _I16_MAX
  106. #define INT32_MIN ((int32_t)_I32_MIN)
  107. #define INT32_MAX _I32_MAX
  108. #define INT64_MIN ((int64_t)_I64_MIN)
  109. #define INT64_MAX _I64_MAX
  110. #define UINT8_MAX _UI8_MAX
  111. #define UINT16_MAX _UI16_MAX
  112. #define UINT32_MAX _UI32_MAX
  113. #define UINT64_MAX _UI64_MAX
  114. #endif
  115. // 7.18.2.2 Limits of minimum-width integer types
  116. #ifndef INT_LEAST8_MIN
  117. #define INT_LEAST8_MIN INT8_MIN
  118. #define INT_LEAST8_MAX INT8_MAX
  119. #define INT_LEAST16_MIN INT16_MIN
  120. #define INT_LEAST16_MAX INT16_MAX
  121. #define INT_LEAST32_MIN INT32_MIN
  122. #define INT_LEAST32_MAX INT32_MAX
  123. #define INT_LEAST64_MIN INT64_MIN
  124. #define INT_LEAST64_MAX INT64_MAX
  125. #define UINT_LEAST8_MAX UINT8_MAX
  126. #define UINT_LEAST16_MAX UINT16_MAX
  127. #define UINT_LEAST32_MAX UINT32_MAX
  128. #define UINT_LEAST64_MAX UINT64_MAX
  129. #endif
  130. // 7.18.2.3 Limits of fastest minimum-width integer types
  131. #ifndef INT_FAST8_MIN
  132. #define INT_FAST8_MIN INT8_MIN
  133. #define INT_FAST8_MAX INT8_MAX
  134. #define INT_FAST16_MIN INT16_MIN
  135. #define INT_FAST16_MAX INT16_MAX
  136. #define INT_FAST32_MIN INT32_MIN
  137. #define INT_FAST32_MAX INT32_MAX
  138. #define INT_FAST64_MIN INT64_MIN
  139. #define INT_FAST64_MAX INT64_MAX
  140. #define UINT_FAST8_MAX UINT8_MAX
  141. #define UINT_FAST16_MAX UINT16_MAX
  142. #define UINT_FAST32_MAX UINT32_MAX
  143. #define UINT_FAST64_MAX UINT64_MAX
  144. #endif
  145. // 7.18.2.4 Limits of integer types capable of holding object pointers
  146. #ifndef INTPTR_MIN
  147. #ifdef _WIN64 // [
  148. # define INTPTR_MIN INT64_MIN
  149. # define INTPTR_MAX INT64_MAX
  150. # define UINTPTR_MAX UINT64_MAX
  151. #else // _WIN64 ][
  152. # define INTPTR_MIN INT32_MIN
  153. # define INTPTR_MAX INT32_MAX
  154. # define UINTPTR_MAX UINT32_MAX
  155. #endif // _WIN64 ]
  156. #endif
  157. // 7.18.2.5 Limits of greatest-width integer types
  158. #ifndef INTMAX_MIN
  159. #define INTMAX_MIN INT64_MIN
  160. #define INTMAX_MAX INT64_MAX
  161. #define UINTMAX_MAX UINT64_MAX
  162. #endif
  163. // 7.18.3 Limits of other integer types
  164. #ifndef PTRDIFF_MIN
  165. #ifdef _WIN64 // [
  166. # define PTRDIFF_MIN _I64_MIN
  167. # define PTRDIFF_MAX _I64_MAX
  168. #else // _WIN64 ][
  169. # define PTRDIFF_MIN _I32_MIN
  170. # define PTRDIFF_MAX _I32_MAX
  171. #endif // _WIN64 ]
  172. #endif
  173. #ifndef SIG_ATOMIC_MIN
  174. #define SIG_ATOMIC_MIN INT_MIN
  175. #define SIG_ATOMIC_MAX INT_MAX
  176. #endif
  177. #ifndef SIZE_MAX // [
  178. # ifdef _WIN64 // [
  179. # define SIZE_MAX _UI64_MAX
  180. # else // _WIN64 ][
  181. # define SIZE_MAX _UI32_MAX
  182. # endif // _WIN64 ]
  183. #endif // SIZE_MAX ]
  184. // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
  185. #ifndef WCHAR_MIN // [
  186. # define WCHAR_MIN 0
  187. #endif // WCHAR_MIN ]
  188. #ifndef WCHAR_MAX // [
  189. # define WCHAR_MAX _UI16_MAX
  190. #endif // WCHAR_MAX ]
  191. #ifndef WINT_MIN
  192. #define WINT_MIN 0
  193. #define WINT_MAX _UI16_MAX
  194. #endif
  195. #endif // __STDC_LIMIT_MACROS ]
  196. // 7.18.4 Limits of other integer types
  197. #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
  198. // 7.18.4.1 Macros for minimum-width integer constants
  199. #ifndef INT8_C
  200. #define INT8_C(val) val##i8
  201. #endif
  202. #ifndef INT16_C
  203. #define INT16_C(val) val##i16
  204. #endif
  205. #ifndef INT32_C
  206. #define INT32_C(val) val##i32
  207. #endif
  208. #ifndef INT64_C
  209. #define INT64_C(val) val##i64
  210. #endif
  211. #ifndef UINT8_C
  212. #define UINT8_C(val) val##ui8
  213. #endif
  214. #ifndef UINT16_C
  215. #define UINT16_C(val) val##ui16
  216. #endif
  217. #ifndef UINT32_C
  218. #define UINT32_C(val) val##ui32
  219. #endif
  220. #ifndef UINT64_C
  221. #define UINT64_C(val) val##ui64
  222. #endif
  223. // 7.18.4.2 Macros for greatest-width integer constants
  224. #ifndef INTMAX_C
  225. #define INTMAX_C INT64_C
  226. #define UINTMAX_C UINT64_C
  227. #endif
  228. #endif // __STDC_CONSTANT_MACROS ]
  229. #endif // _MSC_STDINT_H_ ]