Zephyr API Documentation  3.7.0-rc1
A Scalable Open Source RTOS
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types.h
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1/*
2 * Copyright (c) 2016 Intel Corporation
3 * Copyright (c) 2017 ARM Ltd
4 *
5 * SPDX-License-Identifier: Apache-2.0
6 */
7
8#ifndef ZEPHYR_LIB_LIBC_MINIMAL_INCLUDE_SYS_TYPES_H_
9#define ZEPHYR_LIB_LIBC_MINIMAL_INCLUDE_SYS_TYPES_H_
10
11#include <stdint.h>
12#include <sys/_types.h>
13
14typedef unsigned int mode_t;
15
16#if !defined(__ssize_t_defined)
17#define __ssize_t_defined
18
19/* Static code analysis tool can raise a violation
20 * in the line below where name of macro 'unsigned' is the same
21 * as keyword. It is made on purpose, deliberated deviation.
22 *
23 * We trick compiler to make sure the type of ssize_t won't be unsigned long.
24 * As otherwise the type of ssize_t will be unsigned long
25 * which is not correct. More details view in commit b889120
26 */
27#define unsigned signed /* parasoft-suppress MISRAC2012-RULE_20_4-a MISRAC2012-RULE_20_4-b */
28typedef __SIZE_TYPE__ ssize_t;
29#undef unsigned
30
31#endif
32
33#if !defined(__off_t_defined)
34#define __off_t_defined
35/* off_t is defined such that it matches the size of a pointer */
36typedef __INTPTR_TYPE__ off_t;
37#endif
38
39#if !defined(__time_t_defined)
40#define __time_t_defined
41typedef _TIME_T_ time_t;
42#endif
43
44#if !defined(__suseconds_t_defined)
45#define __suseconds_t_defined
46typedef _SUSECONDS_T_ suseconds_t;
47#endif
48
49#if !defined(__mem_word_t_defined)
50#define __mem_word_t_defined
51
52/*
53 * The mem_word_t should match the optimal memory access word width
54 * on the target platform. Here we defaults it to uintptr_t.
55 */
56
58
59#define Z_MEM_WORD_T_WIDTH __INTPTR_WIDTH__
60
61#endif
62
63#endif /* ZEPHYR_LIB_LIBC_MINIMAL_INCLUDE_SYS_TYPES_H_ */
uintptr_t mem_word_t
Definition: types.h:57
__SIZE_TYPE__ ssize_t
Definition: types.h:28
__INTPTR_TYPE__ off_t
Definition: types.h:36
_TIME_T_ time_t
Definition: types.h:41
_SUSECONDS_T_ suseconds_t
Definition: types.h:46
unsigned int mode_t
Definition: types.h:14
__UINTPTR_TYPE__ uintptr_t
Definition: stdint.h:105