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init.h
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1 /**
2  * @file
3  * lwIP initialization API
4  */
5 
6 /*
7  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without modification,
11  * are permitted provided that the following conditions are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright notice,
14  * this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  * 3. The name of the author may not be used to endorse or promote products
19  * derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30  * OF SUCH DAMAGE.
31  *
32  * This file is part of the lwIP TCP/IP stack.
33  *
34  * Author: Adam Dunkels <adam@sics.se>
35  *
36  */
37 #ifndef LWIP_HDR_INIT_H
38 #define LWIP_HDR_INIT_H
39 
40 #include "lwip/opt.h"
41 
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45 
46 /**
47  * @defgroup lwip_version Version
48  * @ingroup lwip
49  * @{
50  */
51 
52 /** X.x.x: Major version of the stack */
53 #define LWIP_VERSION_MAJOR 2
54 /** x.X.x: Minor version of the stack */
55 #define LWIP_VERSION_MINOR 1
56 /** x.x.X: Revision of the stack */
57 #define LWIP_VERSION_REVISION 2
58 /** For release candidates, this is set to 1..254
59  * For official releases, this is set to 255 (LWIP_RC_RELEASE)
60  * For development versions (Git), this is set to 0 (LWIP_RC_DEVELOPMENT) */
61 #define LWIP_VERSION_RC LWIP_RC_RELEASE
62 
63 /** LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases */
64 #define LWIP_RC_RELEASE 255
65 /** LWIP_VERSION_RC is set to LWIP_RC_DEVELOPMENT for Git versions */
66 #define LWIP_RC_DEVELOPMENT 0
67 
68 #define LWIP_VERSION_IS_RELEASE (LWIP_VERSION_RC == LWIP_RC_RELEASE)
69 #define LWIP_VERSION_IS_DEVELOPMENT (LWIP_VERSION_RC == LWIP_RC_DEVELOPMENT)
70 #define LWIP_VERSION_IS_RC ((LWIP_VERSION_RC != LWIP_RC_RELEASE) && (LWIP_VERSION_RC != LWIP_RC_DEVELOPMENT))
71 
72 /* Some helper defines to get a version string */
73 #define LWIP_VERSTR2(x) #x
74 #define LWIP_VERSTR(x) LWIP_VERSTR2(x)
75 #if LWIP_VERSION_IS_RELEASE
76 #define LWIP_VERSION_STRING_SUFFIX ""
77 #elif LWIP_VERSION_IS_DEVELOPMENT
78 #define LWIP_VERSION_STRING_SUFFIX "d"
79 #else
80 #define LWIP_VERSION_STRING_SUFFIX "rc" LWIP_VERSTR(LWIP_VERSION_RC)
81 #endif
82 
83 /** Provides the version of the stack */
84 #define LWIP_VERSION ((LWIP_VERSION_MAJOR) << 24 | (LWIP_VERSION_MINOR) << 16 | \
85  (LWIP_VERSION_REVISION) << 8 | (LWIP_VERSION_RC))
86 /** Provides the version of the stack as string */
87 #define LWIP_VERSION_STRING LWIP_VERSTR(LWIP_VERSION_MAJOR) "." LWIP_VERSTR(LWIP_VERSION_MINOR) "." LWIP_VERSTR(LWIP_VERSION_REVISION) LWIP_VERSION_STRING_SUFFIX
88 
89 /**
90  * @}
91  */
92 
93 /* Modules initialization */
94 void lwip_init(void);
95 
96 #ifdef __cplusplus
97 }
98 #endif
99 
100 #endif /* LWIP_HDR_INIT_H */
lwIP Options Configuration
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