summaryrefslogtreecommitdiffstats
path: root/lib/librte_eal/common/include/rte_version.h
blob: 0de35fb7b0130e67f7a344c2c077e9bbc6ee7d01 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *     * Neither the name of Intel Corporation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * @file
 * Definitions of DPDK version numbers
 */

#ifndef _RTE_VERSION_H_
#define _RTE_VERSION_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include <rte_common.h>

/**
 * String that appears before the version number
 */
#define RTE_VER_PREFIX "DPDK"

/**
 * Major version/year number i.e. the yy in yy.mm.z
 */
#define RTE_VER_YEAR 16

/**
 * Minor version/month number i.e. the mm in yy.mm.z
 */
#define RTE_VER_MONTH 11

/**
 * Patch level number i.e. the z in yy.mm.z
 */
#define RTE_VER_MINOR 1

/**
 * Extra string to be appended to version number
 */
#define RTE_VER_SUFFIX ""

/**
 * Patch release number
 *   0-15 = release candidates
 *   16   = release
 */
#define RTE_VER_RELEASE 16

/**
 * Macro to compute a version number usable for comparisons
 */
#define RTE_VERSION_NUM(a,b,c,d) ((a) << 24 | (b) << 16 | (c) << 8 | (d))

/**
 * All version numbers in one to compare with RTE_VERSION_NUM()
 */
#define RTE_VERSION RTE_VERSION_NUM( \
			RTE_VER_YEAR, \
			RTE_VER_MONTH, \
			RTE_VER_MINOR, \
			RTE_VER_RELEASE)

/**
 * Function returning version string
 * @return
 *     string
 */
static inline const char *
rte_version(void)
{
	static char version[32];
	if (version[0] != 0)
		return version;
	if (strlen(RTE_VER_SUFFIX) == 0)
		snprintf(version, sizeof(version), "%s %d.%02d.%d",
			RTE_VER_PREFIX,
			RTE_VER_YEAR,
			RTE_VER_MONTH,
			RTE_VER_MINOR);
	else
		snprintf(version, sizeof(version), "%s %d.%02d.%d%s%d",
			RTE_VER_PREFIX,
			RTE_VER_YEAR,
			RTE_VER_MONTH,
			RTE_VER_MINOR,
			RTE_VER_SUFFIX,
			RTE_VER_RELEASE < 16 ?
				RTE_VER_RELEASE :
				RTE_VER_RELEASE - 16);
	return version;
}

#ifdef __cplusplus
}
#endif

#endif /* RTE_VERSION_H */