[164] | 1 | /**
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| 2 | * @file
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| 3 | * Error Management module
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| 4 | *
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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| 9 | * All rights reserved.
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| 10 | *
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| 11 | * Redistribution and use in source and binary forms, with or without modification,
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| 12 | * are permitted provided that the following conditions are met:
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| 13 | *
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| 14 | * 1. Redistributions of source code must retain the above copyright notice,
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| 15 | * this list of conditions and the following disclaimer.
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| 16 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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| 17 | * this list of conditions and the following disclaimer in the documentation
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| 18 | * and/or other materials provided with the distribution.
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| 19 | * 3. The name of the author may not be used to endorse or promote products
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| 20 | * derived from this software without specific prior written permission.
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| 21 | *
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| 22 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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| 23 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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| 24 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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| 25 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 26 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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| 27 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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| 30 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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| 31 | * OF SUCH DAMAGE.
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| 32 | *
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| 33 | * This file is part of the lwIP TCP/IP stack.
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| 34 | *
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| 35 | * Author: Adam Dunkels <adam@sics.se>
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| 36 | *
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| 37 | */
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| 38 |
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| 39 | #include "lwip/err.h"
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| 40 |
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| 41 | #ifdef LWIP_DEBUG
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| 42 |
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| 43 | static const char *err_strerr[] = {
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| 44 | "Ok.", /* ERR_OK 0 */
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| 45 | "Out of memory error.", /* ERR_MEM -1 */
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| 46 | "Buffer error.", /* ERR_BUF -2 */
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| 47 | "Timeout.", /* ERR_TIMEOUT -3 */
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| 48 | "Routing problem.", /* ERR_RTE -4 */
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| 49 | "Operation in progress.", /* ERR_INPROGRESS -5 */
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| 50 | "Illegal value.", /* ERR_VAL -6 */
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| 51 | "Operation would block.", /* ERR_WOULDBLOCK -7 */
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| 52 | "Address in use.", /* ERR_USE -8 */
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| 53 | "Already connected.", /* ERR_ISCONN -9 */
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| 54 | "Connection aborted.", /* ERR_ABRT -10 */
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| 55 | "Connection reset.", /* ERR_RST -11 */
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| 56 | "Connection closed.", /* ERR_CLSD -12 */
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| 57 | "Not connected.", /* ERR_CONN -13 */
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| 58 | "Illegal argument.", /* ERR_ARG -14 */
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| 59 | "Low-level netif error.", /* ERR_IF -15 */
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| 60 | };
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| 61 |
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| 62 | /**
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| 63 | * Convert an lwip internal error to a string representation.
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| 64 | *
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| 65 | * @param err an lwip internal err_t
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| 66 | * @return a string representation for err
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| 67 | */
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| 68 | const char *
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| 69 | lwip_strerr(err_t err)
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| 70 | {
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| 71 | return err_strerr[-err];
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| 72 |
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| 73 | }
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| 74 |
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| 75 | #endif /* LWIP_DEBUG */
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