MySQL 9.0.0
Source Code Documentation
result.h
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1/* Copyright (c) 2012, 2024, Oracle and/or its affiliates.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License, version 2.0,
5 as published by the Free Software Foundation.
6
7 This program is designed to work with certain software (including
8 but not limited to OpenSSL) that is licensed under separate terms,
9 as designated in a particular file or component or in included license
10 documentation. The authors of MySQL hereby grant you an additional
11 permission to link the program and your derivative works with the
12 separately licensed software that they have either included with
13 the program or referenced in the documentation.
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 RESULT_H
25#define RESULT_H
26
27#include "xcom/x_platform.h"
28
29/* Combined return value and error code */
30struct result {
31 int val;
32 int funerr;
33};
34typedef struct result result;
35
36enum err_limits { errno_max = 1000000, ssl_zero = 2000000 };
37
38static inline int to_errno(int err) { return err; }
39
40static inline int to_ssl_err(int err) { return err + ssl_zero; }
41
42static inline int from_errno(int err) { return err; }
43
44static inline int from_ssl_err(int err) { return err - ssl_zero; }
45
46static inline int is_ssl_err(int err) { return err > errno_max; }
47
48#endif
static Value err()
Create a Value object that represents an error condition.
Definition: json_binary.cc:927
err_limits
Definition: result.h:36
@ errno_max
Definition: result.h:36
@ ssl_zero
Definition: result.h:36
static int is_ssl_err(int err)
Definition: result.h:46
static int from_ssl_err(int err)
Definition: result.h:44
static int to_errno(int err)
Definition: result.h:38
static int to_ssl_err(int err)
Definition: result.h:40
static int from_errno(int err)
Definition: result.h:42
Definition: result.h:30
int val
Definition: result.h:31
int funerr
Definition: result.h:32