MySQL  8.0.27
Source Code Documentation
my_inttypes.h
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1 /*
2  Copyright (c) 2016, 2021, Oracle and/or its affiliates.
3 
4  This program is free software; you can redistribute it and/or modify
5  it under the terms of the GNU General Public License, version 2.0,
6  as published by the Free Software Foundation.
7 
8  This program is also distributed with certain software (including
9  but not limited to OpenSSL) that is licensed under separate terms,
10  as designated in a particular file or component or in included license
11  documentation. The authors of MySQL hereby grant you an additional
12  permission to link the program and your derivative works with the
13  separately licensed software that they have included with MySQL.
14 
15  This program is distributed in the hope that it will be useful,
16  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  GNU General Public License, version 2.0, for more details.
19 
20  You should have received a copy of the GNU General Public License
21  along with this program; if not, write to the Free Software
22  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
23 
24 #ifndef MY_INTTYPES_INCLUDED
25 #define MY_INTTYPES_INCLUDED
26 
27 /**
28  @file include/my_inttypes.h
29  Some integer typedefs for easier portability.
30 
31  @deprecated Use <stdint.h> instead. Prefer int to sized types.
32 */
33 
34 #include "my_config.h"
35 
36 #ifndef MYSQL_ABI_CHECK
37 #include <stddef.h>
38 #include <stdint.h>
39 #include <sys/types.h>
40 #endif
41 
42 #ifdef _WIN32
43 #include <BaseTsd.h>
44 typedef unsigned int uint;
45 typedef unsigned short ushort;
46 #endif
47 #if !defined(HAVE_ULONG)
48 typedef unsigned long ulong; /* Short for unsigned long */
49 #endif
50 
51 typedef unsigned char uchar; /* Short for unsigned char */
52 
53 // Don't use these in new code; use [u]int64_t.
54 typedef long long int longlong;
55 typedef unsigned long long int ulonglong;
56 
57 // Legacy typedefs. Prefer the standard intXX_t (or std::intXX_t) to these.
58 // Note that the Google C++ style guide says you should generally not use
59 // unsigned types unless you need defined wraparound semantics or store
60 // things like bitfields. Your default choice of type should be simply int.
61 typedef int8_t int8;
62 typedef uint8_t uint8;
63 typedef int16_t int16;
64 typedef uint16_t uint16;
65 typedef int32_t int32;
66 typedef uint32_t uint32;
67 typedef int64_t int64;
68 typedef uint64_t uint64;
69 typedef intptr_t intptr;
70 
72 #define MY_FILEPOS_ERROR (~(my_off_t)0)
73 
74 #define INT_MIN64 (~0x7FFFFFFFFFFFFFFFLL)
75 #define INT_MAX64 0x7FFFFFFFFFFFFFFFLL
76 #define INT_MIN32 (~0x7FFFFFFFL)
77 #define INT_MAX32 0x7FFFFFFFL
78 #define UINT_MAX32 0xFFFFFFFFL
79 #define INT_MIN24 (~0x007FFFFF)
80 #define INT_MAX24 0x007FFFFF
81 #define UINT_MAX24 0x00FFFFFF
82 #define INT_MIN16 (~0x7FFF)
83 #define INT_MAX16 0x7FFF
84 #define UINT_MAX16 0xFFFF
85 #define INT_MIN8 (~0x7F)
86 #define INT_MAX8 0x7F
87 #define UINT_MAX8 0xFF
88 
89 #ifndef SIZE_T_MAX
90 #define SIZE_T_MAX (~((size_t)0))
91 #endif
92 
93 typedef int myf; /* Type of MyFlags in my_funcs */
94 
95 /* Macros for converting *constants* to the right type */
96 #define MYF(v) (myf)(v)
97 
98 /* Length of decimal number represented by INT32. */
99 #define MY_INT32_NUM_DECIMAL_DIGITS 11U
100 
101 /* Length of decimal number represented by INT64. */
102 #define MY_INT64_NUM_DECIMAL_DIGITS 21U
103 
104 #ifdef _WIN32
105 typedef SSIZE_T ssize_t;
106 #endif
107 
108 /*
109  This doesn't really belong here, but it was the only reasonable place
110  at the time.
111 */
112 #ifdef _WIN32
113 typedef int sigset_t;
114 #endif
115 
116 #endif // MY_INTTYPES_INCLUDED
int myf
Definition: my_inttypes.h:93
unsigned long long int ulonglong
Definition: my_inttypes.h:55
uint8_t uint8
Definition: my_inttypes.h:62
ulonglong my_off_t
Definition: my_inttypes.h:71
unsigned char uchar
Definition: my_inttypes.h:51
intptr_t intptr
Definition: my_inttypes.h:69
int64_t int64
Definition: my_inttypes.h:67
long long int longlong
Definition: my_inttypes.h:54
int16_t int16
Definition: my_inttypes.h:63
int8_t int8
Definition: my_inttypes.h:61
int32_t int32
Definition: my_inttypes.h:65
uint64_t uint64
Definition: my_inttypes.h:68
uint16_t uint16
Definition: my_inttypes.h:64
uint32_t uint32
Definition: my_inttypes.h:66
unsigned int uint
Definition: uca-dump.cc:29