xref: /openbmc/linux/tools/include/nolibc/std.h (revision 9a29f5fc)
1 /* SPDX-License-Identifier: LGPL-2.1 OR MIT */
2 /*
3  * Standard definitions and types for NOLIBC
4  * Copyright (C) 2017-2021 Willy Tarreau <w@1wt.eu>
5  */
6 
7 #ifndef _NOLIBC_STD_H
8 #define _NOLIBC_STD_H
9 
10 /* Declare a few quite common macros and types that usually are in stdlib.h,
11  * stdint.h, ctype.h, unistd.h and a few other common locations. Please place
12  * integer type definitions and generic macros here, but avoid OS-specific and
13  * syscall-specific stuff, as this file is expected to be included very early.
14  */
15 
16 /* note: may already be defined */
17 #ifndef NULL
18 #define NULL ((void *)0)
19 #endif
20 
21 /* stdint types */
22 typedef unsigned char       uint8_t;
23 typedef   signed char        int8_t;
24 typedef unsigned short     uint16_t;
25 typedef   signed short      int16_t;
26 typedef unsigned int       uint32_t;
27 typedef   signed int        int32_t;
28 typedef unsigned long long uint64_t;
29 typedef   signed long long  int64_t;
30 typedef unsigned long        size_t;
31 typedef   signed long       ssize_t;
32 typedef unsigned long     uintptr_t;
33 typedef   signed long      intptr_t;
34 typedef   signed long     ptrdiff_t;
35 
36 /* those are commonly provided by sys/types.h */
37 typedef unsigned int          dev_t;
38 typedef unsigned long         ino_t;
39 typedef unsigned int         mode_t;
40 typedef   signed int          pid_t;
41 typedef unsigned int          uid_t;
42 typedef unsigned int          gid_t;
43 typedef unsigned long       nlink_t;
44 typedef   signed long         off_t;
45 typedef   signed long     blksize_t;
46 typedef   signed long      blkcnt_t;
47 typedef   signed long        time_t;
48 
49 #endif /* _NOLIBC_STD_H */
50