Keil Studio Cloud
Mistake on this page?
Report an issue in GitHub or email us
err.h
Go to the documentation of this file.
1 /**
2  * @file
3  * lwIP Error codes
4  */
5 /*
6  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without modification,
10  * are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright notice,
15  * this list of conditions and the following disclaimer in the documentation
16  * and/or other materials provided with the distribution.
17  * 3. The name of the author may not be used to endorse or promote products
18  * derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
21  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
22  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
23  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
25  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
28  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
29  * OF SUCH DAMAGE.
30  *
31  * This file is part of the lwIP TCP/IP stack.
32  *
33  * Author: Adam Dunkels <adam@sics.se>
34  *
35  */
36 #ifndef LWIP_HDR_ERR_H
37 #define LWIP_HDR_ERR_H
38 
39 #include "lwip/opt.h"
40 #include "lwip/arch.h"
41 
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45 
46 /**
47  * @defgroup infrastructure_errors Error codes
48  * @ingroup infrastructure
49  * @{
50  */
51 
52 /** Definitions for error constants. */
53 typedef enum {
54 /** No error, everything OK. */
55  ERR_OK = 0,
56 /** Out of memory error. */
57  ERR_MEM = -1,
58 /** Buffer error. */
59  ERR_BUF = -2,
60 /** Timeout. */
61  ERR_TIMEOUT = -3,
62 /** Routing problem. */
63  ERR_RTE = -4,
64 /** Operation in progress */
65  ERR_INPROGRESS = -5,
66 /** Illegal value. */
67  ERR_VAL = -6,
68 /** Operation would block. */
69  ERR_WOULDBLOCK = -7,
70 /** Address in use. */
71  ERR_USE = -8,
72 /** Already connecting. */
73  ERR_ALREADY = -9,
74 /** Conn already established.*/
75  ERR_ISCONN = -10,
76 /** Not connected. */
77  ERR_CONN = -11,
78 /** Low-level netif error */
79  ERR_IF = -12,
80 
81 /** Connection aborted. */
82  ERR_ABRT = -13,
83 /** Connection reset. */
84  ERR_RST = -14,
85 /** Connection closed. */
86  ERR_CLSD = -15,
87 /** Illegal argument. */
88  ERR_ARG = -16
89 } err_enum_t;
90 
91 /** Define LWIP_ERR_T in cc.h if you want to use
92  * a different type for your platform (must be signed). */
93 #ifdef LWIP_ERR_T
94 typedef LWIP_ERR_T err_t;
95 #else /* LWIP_ERR_T */
96 typedef s8_t err_t;
97 #endif /* LWIP_ERR_T*/
98 
99 /**
100  * @}
101  */
102 
103 #ifdef LWIP_DEBUG
104 extern const char *lwip_strerr(err_t err);
105 #else
106 #define lwip_strerr(x) ""
107 #endif /* LWIP_DEBUG */
108 
109 #if !NO_SYS
110 int err_to_errno(err_t err);
111 #endif /* !NO_SYS */
112 
113 #ifdef __cplusplus
114 }
115 #endif
116 
117 #endif /* LWIP_HDR_ERR_H */
ERR_ABRT
Connection aborted.
Definition: err.h:82
ERR_BUF
Buffer error.
Definition: err.h:59
ERR_INPROGRESS
Operation in progress.
Definition: err.h:65
opt.h
lwIP Options Configuration
ERR_MEM
Out of memory error.
Definition: err.h:57
ERR_CLSD
Connection closed.
Definition: err.h:86
ERR_ARG
Illegal argument.
Definition: err.h:88
ERR_WOULDBLOCK
Operation would block.
Definition: err.h:69
ERR_TIMEOUT
Timeout.
Definition: err.h:61
ERR_ISCONN
Conn already established.
Definition: err.h:75
ERR_IF
Low-level netif error.
Definition: err.h:79
err_t
s8_t err_t
Define LWIP_ERR_T in cc.h if you want to use a different type for your platform (must be signed)...
Definition: err.h:96
ERR_CONN
Not connected.
Definition: err.h:77
err_enum_t
err_enum_t
Definitions for error constants.
Definition: err.h:53
ERR_RST
Connection reset.
Definition: err.h:84
ERR_VAL
Illegal value.
Definition: err.h:67
ERR_ALREADY
Already connecting.
Definition: err.h:73
ERR_OK
No error, everything OK.
Definition: err.h:55
arch.h
Support for different processor and compiler architectures.
ERR_USE
Address in use.
Definition: err.h:71
ERR_RTE
Routing problem.
Definition: err.h:63
Important Information for this Arm website

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies. If you are not happy with the use of these cookies, please review our Cookie Policy to learn how they can be disabled. By disabling cookies, some features of the site will not work.