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305 lines
8.3 KiB
305 lines
8.3 KiB
/**************************************************************************** |
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* include/stdint.h |
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* |
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* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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#ifndef __INCLUDE_STDINT_H |
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#define __INCLUDE_STDINT_H |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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#include <nuttx/config.h> |
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#ifdef CONFIG_ARCH_STDINT_H |
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# include <arch/stdint.h> |
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#else |
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# include <nuttx/compiler.h> |
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# include <arch/types.h> |
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# include <limits.h> |
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/**************************************************************************** |
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* Pre-processor Definitions |
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****************************************************************************/ |
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/* Limits of exact-width integer types */ |
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#define INT8_MIN 0x80 |
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#define INT8_MAX 0x7f |
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#define UINT8_MAX 0xff |
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#define INT16_MIN 0x8000 |
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#define INT16_MAX 0x7fff |
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#define UINT16_MAX 0xffff |
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#ifdef __INT24_DEFINED |
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# define INT24_MIN 0x800000 |
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# define INT24_MAX 0x7fffff |
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# define UINT24_MAX 0xffffff |
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#endif |
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#define INT32_MIN 0x80000000 |
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#define INT32_MAX 0x7fffffff |
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#define UINT32_MAX 0xffffffff |
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#ifdef __INT64_DEFINED |
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# define INT64_MIN 0x8000000000000000 |
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# define INT64_MAX 0x7fffffffffffffff |
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# define UINT64_MAX 0xffffffffffffffff |
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#endif |
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/* Limits of minimum-width integer types */ |
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#define INT8_LEASTN_MIN 0x80 |
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#define INT8_LEASTN_MAX 0x7f |
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#define UINT8_LEASTN_MAX 0xff |
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#define INT16_LEASTN_MIN 0x8000 |
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#define INT16_LEASTN_MAX 0x7fff |
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#define UINT16_LEASTN_MAX 0xffff |
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#ifdef __INT24_DEFINED |
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# define INT24_LEASTN_MIN 0x800000 |
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# define INT24_LEASTN_MAX 0x7fffff |
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# define UINT24_LEASTN_MAX 0xffffff |
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#endif |
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#define INT32_LEASTN_MIN 0x80000000 |
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#define INT32_LEASTN_MAX 0x7fffffff |
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#define UINT32_LEASTN_MAX 0xffffffff |
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#ifdef __INT64_DEFINED |
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# define INT64_LEASTN_MIN 0x8000000000000000 |
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# define INT64_LEASTN_MAX 0x7fffffffffffffff |
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# define UINT64_LEASTN_MAX 0xffffffffffffffff |
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#endif |
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/* Limits of fastest minimum-width integer types */ |
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#define INT8_FASTN_MIN 0x80 |
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#define INT8_FASTN_MAX 0x7f |
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#define UINT8_FASTN_MAX 0xff |
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#define INT16_FASTN_MIN 0x8000 |
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#define INT16_FASTN_MAX 0x7fff |
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#define UINT16_FASTN_MAX 0xffff |
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#ifdef __INT24_DEFINED |
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# define INT24_FASTN_MIN 0x800000 |
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# define INT24_FASTN_MAX 0x7fffff |
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# define UINT24_FASTN_MAX 0xffffff |
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#endif |
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#define INT32_FASTN_MIN 0x80000000 |
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#define INT32_FASTN_MAX 0x7fffffff |
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#define UINT32_FASTN_MAX 0xffffffff |
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#ifdef __INT64_DEFINED |
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# define INT64_FASTN_MIN 0x8000000000000000 |
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# define INT64_FASTN_MAX 0x7fffffffffffffff |
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# define UINT64_FASTN_MAX 0xffffffffffffffff |
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#endif |
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/* Limits of integer types capable of holding object pointers */ |
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#define INTPTR_MIN PTR_MIN |
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#define INTPTR_MAX PTR_MIN |
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#define UINTPTR_MAX UPTR_MAX |
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/* Limits of greatest-width integer types */ |
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#ifdef __INT64_DEFINED |
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# define INTMAX_MIN INT64_MIN |
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# define INTMAX_MAX INT64_MAX |
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# define UINTMAX_MIN UINT64_MIN |
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# define UINTMAX_MAX UINT64_MAX |
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#else |
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# define INTMAX_MIN INT32_MIN |
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# define INTMAX_MAX INT32_MAX |
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# define UINTMAX_MIN UINT32_MIN |
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# define UINTMAX_MAX UINT32_MAX |
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#endif |
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/* Macros for minimum-width integer constant expressions */ |
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#if 0 /* REVISIT: Depends on architecture specific implementation */ |
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#define INT8_C(x) x |
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#define INT16_C(x) x |
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#define INT32_C(x) x ## L |
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#define INT64_C(x) x ## LL |
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#define UINT8_C(x) x |
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#define UINT16_C(x) x |
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#define UINT32_C(x) x ## UL |
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#define UINT64_C(x) x ## ULL |
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#endif |
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/* Macros for greatest-width integer constant expressions */ |
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#ifdef CONFIG_HAVE_LONG_LONG |
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# define INTMAX_C(x) x ## LL |
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# define UINTMAX_C(x) x ## ULL |
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#else |
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# define INTMAX_C(x) x ## L |
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# define UINTMAX_C(x) x ## UL |
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#endif |
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/* Limits of Other Integer Types */ |
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#if 0 |
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# define PTRDIFF_MIN |
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# define PTRDIFF_MAX |
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#endif |
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#ifdef CONFIG_SMALL_MEMORY |
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# define SIZE_MAX 0xffff |
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#else |
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# define SIZE_MAX 0xffffffff |
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#endif |
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#if 0 |
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# define WCHAR_MIN |
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# define WCHAR_MAX |
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# define WINT_MIN |
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# define WINT_MAX |
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#endif |
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/**************************************************************************** |
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* Public Types |
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****************************************************************************/ |
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/* Exact-width integer types. NOTE that these types are defined in |
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* architecture-specific logic with leading underscore character. This file |
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* typedef's these to the final name without the underscore character. This |
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* roundabout way of doings things allows the stdint.h to be removed from the |
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* include/ directory in the event that the user prefers to use the definitions |
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* provided by their toolchain header files. |
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*/ |
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typedef _int8_t int8_t; |
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typedef _uint8_t uint8_t; |
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typedef _int16_t int16_t; |
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typedef _uint16_t uint16_t; |
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#ifdef __INT24_DEFINED |
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typedef _int24_t int24_t; |
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typedef _uint24_t uint24_t; |
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#endif |
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typedef _int32_t int32_t; |
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typedef _uint32_t uint32_t; |
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#ifdef __INT64_DEFINED |
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typedef _int64_t int64_t; |
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typedef _uint64_t uint64_t; |
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#endif |
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/* Minimum-width integer types */ |
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typedef _int8_t int_least8_t; |
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typedef _uint8_t uint_least8_t; |
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typedef _int16_t int_least16_t; |
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typedef _uint16_t uint_least16_t; |
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#ifdef __INT24_DEFINED |
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typedef _int24_t int_least24_t; |
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typedef _uint24_t uint_least24_t; |
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#else |
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typedef _int32_t int_least24_t; |
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typedef _uint32_t uint_least24_t; |
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#endif |
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typedef _int32_t int_least32_t; |
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typedef _uint32_t uint_least32_t; |
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#ifdef __INT64_DEFINED |
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typedef _int64_t int_least64_t; |
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typedef _uint64_t uint_least64_t; |
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#endif |
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/* Fastest minimum-width integer types */ |
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typedef _int8_t int_fast8_t; |
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typedef _uint8_t uint_fast8_t; |
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typedef int int_fast16_t; |
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typedef unsigned int uint_fast16_t; |
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#ifdef __INT24_DEFINED |
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typedef _int24_t int_fast24_t; |
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typedef _uint24_t uint_fast24_t; |
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#else |
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typedef _int32_t int_fast24_t; |
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typedef _uint32_t uint_fast24_t; |
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#endif |
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typedef _int32_t int_fast32_t; |
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typedef _uint32_t uint_fast32_t; |
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#ifdef __INT64_DEFINED |
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typedef _int64_t int_fast64_t; |
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typedef _uint64_t uint_fast64_t; |
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#endif |
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/* Integer types capable of holding object pointers */ |
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typedef _intptr_t intptr_t; |
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typedef _uintptr_t uintptr_t; |
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/* Some architectures support a FAR pointer which is larger then the normal |
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* (near) pointer |
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*/ |
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#ifdef CONFIG_HAVE_FARPOINTER |
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typedef _int_farptr_t int_farptr_t; |
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typedef _uint_farptr_t uint_farptr_t; |
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#endif |
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/* Greatest-width integer types */ |
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#ifdef __INT64_DEFINED |
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typedef _int64_t intmax_t; |
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typedef _uint64_t uintmax_t; |
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#else |
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typedef _int32_t intmax_t; |
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typedef _uint32_t uintmax_t; |
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#endif |
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#endif /* CONFIG_ARCH_STDBOOL_H */ |
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#endif /* __INCLUDE_STDINT_H */
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