1*10465441SEvalZero /**
2*10465441SEvalZero * @file
3*10465441SEvalZero * Error Management module
4*10465441SEvalZero *
5*10465441SEvalZero */
6*10465441SEvalZero
7*10465441SEvalZero /*
8*10465441SEvalZero * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
9*10465441SEvalZero * All rights reserved.
10*10465441SEvalZero *
11*10465441SEvalZero * Redistribution and use in source and binary forms, with or without modification,
12*10465441SEvalZero * are permitted provided that the following conditions are met:
13*10465441SEvalZero *
14*10465441SEvalZero * 1. Redistributions of source code must retain the above copyright notice,
15*10465441SEvalZero * this list of conditions and the following disclaimer.
16*10465441SEvalZero * 2. Redistributions in binary form must reproduce the above copyright notice,
17*10465441SEvalZero * this list of conditions and the following disclaimer in the documentation
18*10465441SEvalZero * and/or other materials provided with the distribution.
19*10465441SEvalZero * 3. The name of the author may not be used to endorse or promote products
20*10465441SEvalZero * derived from this software without specific prior written permission.
21*10465441SEvalZero *
22*10465441SEvalZero * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
23*10465441SEvalZero * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24*10465441SEvalZero * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
25*10465441SEvalZero * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26*10465441SEvalZero * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
27*10465441SEvalZero * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28*10465441SEvalZero * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29*10465441SEvalZero * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
30*10465441SEvalZero * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
31*10465441SEvalZero * OF SUCH DAMAGE.
32*10465441SEvalZero *
33*10465441SEvalZero * This file is part of the lwIP TCP/IP stack.
34*10465441SEvalZero *
35*10465441SEvalZero * Author: Adam Dunkels <[email protected]>
36*10465441SEvalZero *
37*10465441SEvalZero */
38*10465441SEvalZero
39*10465441SEvalZero #include "lwip/err.h"
40*10465441SEvalZero
41*10465441SEvalZero #ifdef LWIP_DEBUG
42*10465441SEvalZero
43*10465441SEvalZero static const char *err_strerr[] = {
44*10465441SEvalZero "Ok.", /* ERR_OK 0 */
45*10465441SEvalZero "Out of memory error.", /* ERR_MEM -1 */
46*10465441SEvalZero "Buffer error.", /* ERR_BUF -2 */
47*10465441SEvalZero "Timeout.", /* ERR_TIMEOUT -3 */
48*10465441SEvalZero "Routing problem.", /* ERR_RTE -4 */
49*10465441SEvalZero "Operation in progress.", /* ERR_INPROGRESS -5 */
50*10465441SEvalZero "Illegal value.", /* ERR_VAL -6 */
51*10465441SEvalZero "Operation would block.", /* ERR_WOULDBLOCK -7 */
52*10465441SEvalZero "Address in use.", /* ERR_USE -8 */
53*10465441SEvalZero "Already connected.", /* ERR_ISCONN -9 */
54*10465441SEvalZero "Connection aborted.", /* ERR_ABRT -10 */
55*10465441SEvalZero "Connection reset.", /* ERR_RST -11 */
56*10465441SEvalZero "Connection closed.", /* ERR_CLSD -12 */
57*10465441SEvalZero "Not connected.", /* ERR_CONN -13 */
58*10465441SEvalZero "Illegal argument.", /* ERR_ARG -14 */
59*10465441SEvalZero "Low-level netif error.", /* ERR_IF -15 */
60*10465441SEvalZero };
61*10465441SEvalZero
62*10465441SEvalZero /**
63*10465441SEvalZero * Convert an lwip internal error to a string representation.
64*10465441SEvalZero *
65*10465441SEvalZero * @param err an lwip internal err_t
66*10465441SEvalZero * @return a string representation for err
67*10465441SEvalZero */
68*10465441SEvalZero const char *
lwip_strerr(err_t err)69*10465441SEvalZero lwip_strerr(err_t err)
70*10465441SEvalZero {
71*10465441SEvalZero return err_strerr[-err];
72*10465441SEvalZero
73*10465441SEvalZero }
74*10465441SEvalZero
75*10465441SEvalZero #endif /* LWIP_DEBUG */
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