Forked from STM32F7 internet for nucleo F746ZG
Dependents: Nucleo_F746ZG_Ethernet_MQTT_Ultrasound
Fork of F7_Ethernet by
Diff: lwip/api/err.c
- Revision:
- 0:d26c1b55cfca
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lwip/api/err.c Sun Jun 19 16:23:40 2016 +0000 @@ -0,0 +1,75 @@ +/** + * @file + * Error Management module + * + */ + +/* + * Copyright (c) 2001-2004 Swedish Institute of Computer Science. + * 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 */ + "Timeout.", /* ERR_TIMEOUT -3 */ + "Routing problem.", /* ERR_RTE -4 */ + "Operation in progress.", /* ERR_INPROGRESS -5 */ + "Illegal value.", /* ERR_VAL -6 */ + "Operation would block.", /* ERR_WOULDBLOCK -7 */ + "Address in use.", /* ERR_USE -8 */ + "Already connected.", /* ERR_ISCONN -9 */ + "Connection aborted.", /* ERR_ABRT -10 */ + "Connection reset.", /* ERR_RST -11 */ + "Connection closed.", /* ERR_CLSD -12 */ + "Not connected.", /* ERR_CONN -13 */ + "Illegal argument.", /* ERR_ARG -14 */ + "Low-level netif error.", /* ERR_IF -15 */ +}; + +/** + * Convert an lwip internal error to a string representation. + * + * @param err an lwip internal err_t + * @return a string representation for err + */ +const char * +lwip_strerr(err_t err) +{ + return err_strerr[-err]; + +} + +#endif /* LWIP_DEBUG */