lwip/src/api/err.c

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/**
* @file
* Error Management module
*
*/
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/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/err.h"
#ifdef LWIP_DEBUG
static const char *err_strerr[] = {
"Ok.", /* ERR_OK 0 */
"Out of memory error.", /* ERR_MEM -1 */
"Buffer error.", /* ERR_BUF -2 */
"Connection aborted.", /* ERR_ABRT -3 */
"Connection reset.", /* ERR_RST -4 */
"Connection closed.", /* ERR_CLSD -5 */
"Not connected.", /* ERR_CONN -6 */
"Illegal value.", /* ERR_VAL -7 */
"Illegal argument.", /* ERR_ARG -8 */
"Routing problem.", /* ERR_RTE -9 */
"Address in use.", /* ERR_USE -10 */
"Low-level netif error.", /* ERR_IF -11 */
"Already connected.", /* ERR_ISCONN -12 */
"Timeout." /* ERR_TIMEOUT -13 */
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};
/**
* Convert an lwip internal error to a string representation.
*
* @param err an lwip internal err_t
* @return a string representation for err
*/
const char *
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lwip_strerr(err_t err)
{
return err_strerr[-err];
}
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#endif /* LWIP_DEBUG */