VirtualBox

source: vbox/trunk/include/iprt/stdint.h

Last change on this file was 103001, checked in by vboxsync, 4 months ago

iprt/assertcompile.h,iprt/stdint.h: Made these header usable with the assemlber on darwin/arm64. bugref:10376
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  • Property svn:keywords set to Author Date Id Revision
File size: 11.7 KB
Line 
1/** @file
2 * IPRT - stdint.h wrapper (for backlevel compilers like MSC).
3 */
4
5/*
6 * Copyright (C) 2009-2023 Oracle and/or its affiliates.
7 *
8 * This file is part of VirtualBox base platform packages, as
9 * available from https://www.virtualbox.org.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation, in version 3 of the
14 * License.
15 *
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, see <https://www.gnu.org/licenses>.
23 *
24 * The contents of this file may alternatively be used under the terms
25 * of the Common Development and Distribution License Version 1.0
26 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
27 * in the VirtualBox distribution, in which case the provisions of the
28 * CDDL are applicable instead of those of the GPL.
29 *
30 * You may elect to license modified versions of this file under the
31 * terms and conditions of either the GPL or the CDDL or both.
32 *
33 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
34 */
35
36#ifndef IPRT_INCLUDED_stdint_h
37#define IPRT_INCLUDED_stdint_h
38#ifndef RT_WITHOUT_PRAGMA_ONCE
39# pragma once
40#endif
41
42#include <iprt/cdefs.h>
43
44
45/*
46 * Use the stdint.h on systems that have one.
47 */
48#if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
49 && !(defined(RT_OS_FREEBSD) && defined(_KERNEL)) \
50 && !(defined(RT_OS_NETBSD) && defined(_KERNEL)) \
51 && RT_MSC_PREREQ_EX(RT_MSC_VER_VS2010, 1 /*non-msc*/) \
52 && !defined(__IBMC__) \
53 && !defined(__IBMCPP__) \
54 && !defined(IPRT_NO_CRT) \
55 && !defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
56 && !defined(DOXYGEN_RUNNING) \
57 && !defined(__ASSEMBLER__)
58
59# ifndef __STDC_CONSTANT_MACROS
60# define __STDC_CONSTANT_MACROS
61# endif
62# ifndef __STDC_LIMIT_MACROS
63# define __STDC_LIMIT_MACROS
64# endif
65# ifdef _MSC_VER
66# pragma warning(push)
67# pragma warning(disable:4668)
68# endif
69# include <stdint.h>
70# ifdef _MSC_VER
71# pragma warning(pop)
72# endif
73
74# if defined(RT_OS_DARWIN) && defined(KERNEL) && defined(RT_ARCH_AMD64)
75 /*
76 * Kludge to fix the incorrect 32-bit constant macros in
77 * Kernel.framework/Headers/stdin.h. uint32_t and int32_t are
78 * int not long as these macros use, which is significant when
79 * targeting AMD64. (10a222)
80 */
81# undef INT32_C
82# define INT32_C(Value) (Value)
83# undef UINT32_C
84# define UINT32_C(Value) (Value ## U)
85# endif /* 64-bit darwin kludge. */
86
87#elif defined(RT_OS_FREEBSD) && defined(_KERNEL) && !defined(__ASSEMBLER__)
88
89# ifndef __STDC_CONSTANT_MACROS
90# define __STDC_CONSTANT_MACROS
91# endif
92# ifndef __STDC_LIMIT_MACROS
93# define __STDC_LIMIT_MACROS
94# endif
95# include <sys/stdint.h>
96
97#elif defined(RT_OS_NETBSD) && defined(_KERNEL) && !defined(__ASSEMBLER__)
98
99# ifndef __STDC_CONSTANT_MACROS
100# define __STDC_CONSTANT_MACROS
101# endif
102# ifndef __STDC_LIMIT_MACROS
103# define __STDC_LIMIT_MACROS
104# endif
105# include <sys/stdint.h>
106
107#else /* No system stdint.h */
108
109/*
110 * Define the types we use.
111 * The linux kernel defines all these in linux/types.h, so skip it.
112 */
113# if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
114 || defined(IPRT_NO_CRT) \
115 || defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
116 || defined(DOXGEN_RUNNING)
117
118 /* Simplify the [u]int64_t type detection mess. */
119# undef IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
120# ifdef __IBMCPP__
121# if __IBMCPP__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
122# define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
123# endif
124# endif
125# ifdef __IBMC__
126# if __IBMC__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
127# define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
128# endif
129# endif
130
131 /* x-bit types */
132# if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) \
133 || defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) \
134 || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
135# ifndef __ASSEMBLER__
136# if !defined(_INT8_T_DECLARED) && !defined(_INT8_T)
137typedef signed char int8_t;
138# endif
139# if !defined(_UINT8_T_DECLARED) && !defined(_UINT8_T)
140typedef unsigned char uint8_t;
141# endif
142# if !defined(_INT16_T_DECLARED) && !defined(_INT16_T)
143typedef signed short int16_t;
144# endif
145# if !defined(_UINT16_T_DECLARED) && !defined(_UINT16_T)
146typedef unsigned short uint16_t;
147# endif
148# if !defined(_INT32_T_DECLARED) && !defined(_INT32_T)
149# if ARCH_BITS != 16
150typedef signed int int32_t;
151# else
152typedef signed long int32_t;
153# endif
154# endif
155# if !defined(_UINT32_T_DECLARED) && !defined(_UINT32_T)
156# if ARCH_BITS != 16
157typedef unsigned int uint32_t;
158# else
159typedef unsigned long uint32_t;
160# endif
161# endif
162# if defined(_MSC_VER)
163# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
164typedef signed _int64 int64_t;
165# endif
166# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
167typedef unsigned _int64 uint64_t;
168# endif
169# elif defined(__WATCOMC__)
170# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
171typedef signed __int64 int64_t;
172# endif
173# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
174typedef unsigned __int64 uint64_t;
175# endif
176# elif defined(IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES)
177# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
178typedef struct { uint32_t lo; int32_t hi; } int64_t;
179# endif
180# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
181typedef struct { uint32_t lo; uint32_t hi; } uint64_t;
182# endif
183# else /* Use long long for 64-bit types */
184# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
185typedef signed long long int64_t;
186# endif
187# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
188typedef unsigned long long uint64_t;
189# endif
190# endif
191
192 /* max integer types */
193# if !defined(_INTMAX_T_DECLARED) && !defined(_INTMAX_T)
194typedef int64_t intmax_t;
195# endif
196# if !defined(_UINTMAX_T_DECLARED) && !defined(_UINTMAX_T)
197typedef uint64_t uintmax_t;
198# endif
199# endif /* !__ASSEMBLER__ */
200
201 /* smallest minimum-width integer types - assumes to be the same as above! */
202# ifndef __ASSEMBLER__
203typedef int8_t int_least8_t;
204typedef uint8_t uint_least8_t;
205# endif
206# define INT_LEAST8_MIN INT8_MIN
207# define INT_LEAST8_MAX INT8_MAX
208# define UINT_LEAST8_MAX UINT8_MAX
209# ifndef __ASSEMBLER__
210typedef int16_t int_least16_t;
211typedef uint16_t uint_least16_t;
212# endif
213# define INT_LEAST16_MIN INT16_MIN
214# define INT_LEAST16_MAX INT16_MAX
215# define UINT_LEAST16_MAX UINT16_MAX
216# ifndef __ASSEMBLER__
217typedef int32_t int_least32_t;
218typedef uint32_t uint_least32_t;
219# endif
220# define INT_LEAST32_MIN INT32_MIN
221# define INT_LEAST32_MAX INT32_MAX
222# define UINT_LEAST32_MAX UINT32_MAX
223# ifndef __ASSEMBLER__
224typedef int64_t int_least64_t;
225typedef uint64_t uint_least64_t;
226# endif
227# define INT_LEAST64_MIN INT64_MIN
228# define INT_LEAST64_MAX INT64_MAX
229# define UINT_LEAST64_MAX UINT64_MAX
230
231 /* fastest minimum-width integer types */
232# ifndef __ASSEMBLER__
233typedef signed char int_fast8_t;
234typedef unsigned char uint_fast8_t;
235# endif
236# define INT_FAST8_MIN INT8_MIN
237# define INT_FAST8_MAX INT8_MAX
238# define UINT_FAST8_MAX UINT8_MAX
239# ifndef __ASSEMBLER__
240typedef signed int int_fast16_t;
241typedef unsigned int uint_fast16_t;
242# endif
243# if ARCH_BITS == 16
244# define INT_FAST16_MIN INT16_MIN
245# define INT_FAST16_MAX INT16_MAX
246# define UINT_FAST16_MAX UINT16_MAX
247# else
248# define INT_FAST16_MIN INT32_MIN
249# define INT_FAST16_MAX INT32_MAX
250# define UINT_FAST16_MAX UINT32_MAX
251# endif
252# ifndef __ASSEMBLER__
253typedef int32_t int_fast32_t;
254typedef uint32_t uint_fast32_t;
255# endif
256# define INT_FAST32_MIN INT32_MIN
257# define INT_FAST32_MAX INT32_MAX
258# define UINT_FAST32_MAX UINT32_MAX
259# ifndef __ASSEMBLER__
260typedef int64_t int_fast64_t;
261typedef uint64_t uint_fast64_t;
262# endif
263# define INT_FAST64_MIN INT64_MIN
264# define INT_FAST64_MAX INT64_MAX
265# define UINT_FAST64_MAX UINT64_MAX
266
267# else
268# error "PORTME: Add architecture. Don't forget to check the [U]INTx_C() and [U]INTMAX_MIN/MAX macros."
269# endif
270
271# endif /* !linux kernel or stuff */
272
273 /* pointer <-> integer types */
274# if (!defined(_MSC_VER) && !defined(__WATCOMC__) && !defined(__ASSEMBLER__)) || defined(DOXYGEN_RUNNING)
275# if ARCH_BITS == 32 \
276 || defined(RT_OS_LINUX) \
277 || defined(RT_OS_FREEBSD)
278# if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
279typedef signed long intptr_t;
280# endif
281# if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
282typedef unsigned long uintptr_t;
283# endif
284# else
285# if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
286typedef int64_t intptr_t;
287# endif
288# if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
289typedef uint64_t uintptr_t;
290# endif
291# endif
292# endif /* !_MSC_VER && !__WATCOMC__ && !__ASSEMLBER__ */
293
294#endif /* no system stdint.h */
295
296
297/*
298 * Make sure the [U]INTx_C(c) macros are present.
299 * For In C++ source the system stdint.h may have skipped these if it was
300 * included before we managed to define __STDC_CONSTANT_MACROS. (Kludge alert!)
301 */
302#if !defined(INT8_C) \
303 || !defined(INT16_C) \
304 || !defined(INT32_C) \
305 || !defined(INT64_C) \
306 || !defined(INTMAX_C) \
307 || !defined(UINT8_C) \
308 || !defined(UINT16_C) \
309 || !defined(UINT32_C) \
310 || !defined(UINT64_C) \
311 || !defined(UINTMAX_C)
312# define INT8_C(Value) (Value)
313# define INT16_C(Value) (Value)
314# define UINT8_C(Value) (Value)
315# define UINT16_C(Value) (Value)
316# if ARCH_BITS != 16
317# define INT32_C(Value) (Value)
318# define UINT32_C(Value) (Value ## U)
319# define INT64_C(Value) (Value ## LL)
320# define UINT64_C(Value) (Value ## ULL)
321# else
322# define INT32_C(Value) (Value ## L)
323# define UINT32_C(Value) (Value ## UL)
324# define INT64_C(Value) (Value ## LL)
325# define UINT64_C(Value) (Value ## ULL)
326# endif
327# define INTMAX_C(Value) INT64_C(Value)
328# define UINTMAX_C(Value) UINT64_C(Value)
329#endif
330
331
332/*
333 * Make sure the INTx_MIN and [U]INTx_MAX macros are present.
334 * For In C++ source the system stdint.h may have skipped these if it was
335 * included before we managed to define __STDC_LIMIT_MACROS. (Kludge alert!)
336 */
337#if !defined(INT8_MIN) \
338 || !defined(INT16_MIN) \
339 || !defined(INT32_MIN) \
340 || !defined(INT64_MIN) \
341 || !defined(INT8_MAX) \
342 || !defined(INT16_MAX) \
343 || !defined(INT32_MAX) \
344 || !defined(INT64_MAX) \
345 || !defined(UINT8_MAX) \
346 || !defined(UINT16_MAX) \
347 || !defined(UINT32_MAX) \
348 || !defined(UINT64_MAX)
349# define INT8_MIN (INT8_C(-0x7f) - 1)
350# define INT16_MIN (INT16_C(-0x7fff) - 1)
351# define INT32_MIN (INT32_C(-0x7fffffff) - 1)
352# define INT64_MIN (INT64_C(-0x7fffffffffffffff) - 1)
353# define INT8_MAX INT8_C(0x7f)
354# define INT16_MAX INT16_C(0x7fff)
355# define INT32_MAX INT32_C(0x7fffffff)
356# define INT64_MAX INT64_C(0x7fffffffffffffff)
357# define UINT8_MAX UINT8_C(0xff)
358# define UINT16_MAX UINT16_C(0xffff)
359# define UINT32_MAX UINT32_C(0xffffffff)
360# define UINT64_MAX UINT64_C(0xffffffffffffffff)
361
362# define INTMAX_MIN INT64_MIN
363# define INTMAX_MAX INT64_MAX
364# define UINTMAX_MAX UINT64_MAX
365#endif
366
367#endif /* !IPRT_INCLUDED_stdint_h */
368
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