stdint.h 8.4 KB

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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) 2006-2013 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. Neither the name of the product nor the names of its contributors may
  17. // be used to endorse or promote products derived from this software
  18. // without specific prior written permission.
  19. //
  20. // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  21. // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  22. // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  23. // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25. // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  26. // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  27. // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  28. // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  29. // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30. //
  31. ///////////////////////////////////////////////////////////////////////////////
  32. #ifndef _MSC_VER // [
  33. #error "Use this header only with Microsoft Visual C++ compilers!"
  34. #endif // _MSC_VER ]
  35. #ifndef _MSC_STDINT_H_ // [
  36. #define _MSC_STDINT_H_
  37. #define _In_reads_(size)
  38. #define _In_reads_opt_(size)
  39. #define _In_reads_bytes_(size)
  40. #define _In_reads_bytes_opt_(size)
  41. #define _Out_writes_(size)
  42. #define _Out_writes_opt_(size)
  43. #define _Out_writes_to_opt_(size,count)
  44. #define _Out_writes_bytes_(size)
  45. #define _Out_writes_bytes_opt_(size)
  46. #define _Outptr_
  47. #define _Outptr_result_maybenull_
  48. #define _Outptr_opt_result_maybenull_
  49. #define _COM_Outptr_
  50. #define _COM_Outptr_opt_
  51. #define _COM_Outptr_opt_result_maybenull_
  52. #define _Field_size_bytes_full_(size)
  53. #if _MSC_VER > 1000
  54. #pragma once
  55. #endif
  56. #if _MSC_VER >= 1600 // [
  57. #include <stdint.h>
  58. #else // ] _MSC_VER >= 1600 [
  59. #include <limits.h>
  60. // For Visual Studio 6 in C++ mode and for many Visual Studio versions when
  61. // compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}'
  62. // or compiler give many errors like this:
  63. // error C2733: second C linkage of overloaded function 'wmemchr' not allowed
  64. #ifdef __cplusplus
  65. extern "C" {
  66. #endif
  67. # include <wchar.h>
  68. #ifdef __cplusplus
  69. }
  70. #endif
  71. // Define _W64 macros to mark types changing their size, like intptr_t.
  72. #ifndef _W64
  73. # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
  74. # define _W64 __w64
  75. # else
  76. # define _W64
  77. # endif
  78. #endif
  79. // 7.18.1 Integer types
  80. // 7.18.1.1 Exact-width integer types
  81. // Visual Studio 6 and Embedded Visual C++ 4 doesn't
  82. // realize that, e.g. char has the same size as __int8
  83. // so we give up on __intX for them.
  84. #if (_MSC_VER < 1300)
  85. typedef signed char int8_t;
  86. typedef signed short int16_t;
  87. typedef signed int int32_t;
  88. typedef unsigned char uint8_t;
  89. typedef unsigned short uint16_t;
  90. typedef unsigned int uint32_t;
  91. #else
  92. typedef signed __int8 int8_t;
  93. typedef signed __int16 int16_t;
  94. typedef signed __int32 int32_t;
  95. typedef unsigned __int8 uint8_t;
  96. typedef unsigned __int16 uint16_t;
  97. typedef unsigned __int32 uint32_t;
  98. #endif
  99. typedef signed __int64 int64_t;
  100. typedef unsigned __int64 uint64_t;
  101. // 7.18.1.2 Minimum-width integer types
  102. typedef int8_t int_least8_t;
  103. typedef int16_t int_least16_t;
  104. typedef int32_t int_least32_t;
  105. typedef int64_t int_least64_t;
  106. typedef uint8_t uint_least8_t;
  107. typedef uint16_t uint_least16_t;
  108. typedef uint32_t uint_least32_t;
  109. typedef uint64_t uint_least64_t;
  110. // 7.18.1.3 Fastest minimum-width integer types
  111. typedef int8_t int_fast8_t;
  112. typedef int16_t int_fast16_t;
  113. typedef int32_t int_fast32_t;
  114. typedef int64_t int_fast64_t;
  115. typedef uint8_t uint_fast8_t;
  116. typedef uint16_t uint_fast16_t;
  117. typedef uint32_t uint_fast32_t;
  118. typedef uint64_t uint_fast64_t;
  119. // 7.18.1.4 Integer types capable of holding object pointers
  120. #ifdef _WIN64 // [
  121. typedef signed __int64 intptr_t;
  122. typedef unsigned __int64 uintptr_t;
  123. #else // _WIN64 ][
  124. typedef _W64 signed int intptr_t;
  125. typedef _W64 unsigned int uintptr_t;
  126. #endif // _WIN64 ]
  127. // 7.18.1.5 Greatest-width integer types
  128. typedef int64_t intmax_t;
  129. typedef uint64_t uintmax_t;
  130. // 7.18.2 Limits of specified-width integer types
  131. #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259
  132. // 7.18.2.1 Limits of exact-width integer types
  133. #define INT8_MIN ((int8_t)_I8_MIN)
  134. #define INT8_MAX _I8_MAX
  135. #define INT16_MIN ((int16_t)_I16_MIN)
  136. #define INT16_MAX _I16_MAX
  137. #define INT32_MIN ((int32_t)_I32_MIN)
  138. #define INT32_MAX _I32_MAX
  139. #define INT64_MIN ((int64_t)_I64_MIN)
  140. #define INT64_MAX _I64_MAX
  141. #define UINT8_MAX _UI8_MAX
  142. #define UINT16_MAX _UI16_MAX
  143. #define UINT32_MAX _UI32_MAX
  144. #define UINT64_MAX _UI64_MAX
  145. // 7.18.2.2 Limits of minimum-width integer types
  146. #define INT_LEAST8_MIN INT8_MIN
  147. #define INT_LEAST8_MAX INT8_MAX
  148. #define INT_LEAST16_MIN INT16_MIN
  149. #define INT_LEAST16_MAX INT16_MAX
  150. #define INT_LEAST32_MIN INT32_MIN
  151. #define INT_LEAST32_MAX INT32_MAX
  152. #define INT_LEAST64_MIN INT64_MIN
  153. #define INT_LEAST64_MAX INT64_MAX
  154. #define UINT_LEAST8_MAX UINT8_MAX
  155. #define UINT_LEAST16_MAX UINT16_MAX
  156. #define UINT_LEAST32_MAX UINT32_MAX
  157. #define UINT_LEAST64_MAX UINT64_MAX
  158. // 7.18.2.3 Limits of fastest minimum-width integer types
  159. #define INT_FAST8_MIN INT8_MIN
  160. #define INT_FAST8_MAX INT8_MAX
  161. #define INT_FAST16_MIN INT16_MIN
  162. #define INT_FAST16_MAX INT16_MAX
  163. #define INT_FAST32_MIN INT32_MIN
  164. #define INT_FAST32_MAX INT32_MAX
  165. #define INT_FAST64_MIN INT64_MIN
  166. #define INT_FAST64_MAX INT64_MAX
  167. #define UINT_FAST8_MAX UINT8_MAX
  168. #define UINT_FAST16_MAX UINT16_MAX
  169. #define UINT_FAST32_MAX UINT32_MAX
  170. #define UINT_FAST64_MAX UINT64_MAX
  171. // 7.18.2.4 Limits of integer types capable of holding object pointers
  172. #ifdef _WIN64 // [
  173. # define INTPTR_MIN INT64_MIN
  174. # define INTPTR_MAX INT64_MAX
  175. # define UINTPTR_MAX UINT64_MAX
  176. #else // _WIN64 ][
  177. # define INTPTR_MIN INT32_MIN
  178. # define INTPTR_MAX INT32_MAX
  179. # define UINTPTR_MAX UINT32_MAX
  180. #endif // _WIN64 ]
  181. // 7.18.2.5 Limits of greatest-width integer types
  182. #define INTMAX_MIN INT64_MIN
  183. #define INTMAX_MAX INT64_MAX
  184. #define UINTMAX_MAX UINT64_MAX
  185. // 7.18.3 Limits of other integer types
  186. #ifdef _WIN64 // [
  187. # define PTRDIFF_MIN _I64_MIN
  188. # define PTRDIFF_MAX _I64_MAX
  189. #else // _WIN64 ][
  190. # define PTRDIFF_MIN _I32_MIN
  191. # define PTRDIFF_MAX _I32_MAX
  192. #endif // _WIN64 ]
  193. #define SIG_ATOMIC_MIN INT_MIN
  194. #define SIG_ATOMIC_MAX INT_MAX
  195. #ifndef SIZE_MAX // [
  196. # ifdef _WIN64 // [
  197. # define SIZE_MAX _UI64_MAX
  198. # else // _WIN64 ][
  199. # define SIZE_MAX _UI32_MAX
  200. # endif // _WIN64 ]
  201. #endif // SIZE_MAX ]
  202. // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
  203. #ifndef WCHAR_MIN // [
  204. # define WCHAR_MIN 0
  205. #endif // WCHAR_MIN ]
  206. #ifndef WCHAR_MAX // [
  207. # define WCHAR_MAX _UI16_MAX
  208. #endif // WCHAR_MAX ]
  209. #define WINT_MIN 0
  210. #define WINT_MAX _UI16_MAX
  211. #endif // __STDC_LIMIT_MACROS ]
  212. // 7.18.4 Limits of other integer types
  213. #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
  214. // 7.18.4.1 Macros for minimum-width integer constants
  215. #define INT8_C(val) val##i8
  216. #define INT16_C(val) val##i16
  217. #define INT32_C(val) val##i32
  218. #define INT64_C(val) val##i64
  219. #define UINT8_C(val) val##ui8
  220. #define UINT16_C(val) val##ui16
  221. #define UINT32_C(val) val##ui32
  222. #define UINT64_C(val) val##ui64
  223. // 7.18.4.2 Macros for greatest-width integer constants
  224. // These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>.
  225. // Check out Issue 9 for the details.
  226. #ifndef INTMAX_C // [
  227. # define INTMAX_C INT64_C
  228. #endif // INTMAX_C ]
  229. #ifndef UINTMAX_C // [
  230. # define UINTMAX_C UINT64_C
  231. #endif // UINTMAX_C ]
  232. #endif // __STDC_CONSTANT_MACROS ]
  233. #endif // _MSC_VER >= 1600 ]
  234. #endif // _MSC_STDINT_H_ ]