LwIP
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Outline
#define LWIP_HDR_ERR_H
#include "lwip/opt.h"
#include "lwip/arch.h"
err_enum_t
err_t
#define lwip_strerr
err_to_errno(err_t);
Files
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SourceVuSTM32 Libraries and SamplesLwIPsrc/include/lwip/err.h
 
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/** * @file * lwIP Error codes *//* ... */ /* * 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> * *//* ... */ #ifndef LWIP_HDR_ERR_H #define LWIP_HDR_ERR_H #include "lwip/opt.h" #include "lwip/arch.h" #ifdef __cplusplus extern "C" { #endif /** * @defgroup infrastructure_errors Error codes * @ingroup infrastructure * @{ *//* ... */ /** Definitions for error constants. */ typedef enum { /** No error, everything 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 connecting. */ ERR_ALREADY = -9, /** Conn already established.*/ ERR_ISCONN = -10, /** Not connected. */ ERR_CONN = -11, /** Low-level netif error */ ERR_IF = -12, /** Connection aborted. */ ERR_ABRT = -13, /** Connection reset. */ ERR_RST = -14, /** Connection closed. */ ERR_CLSD = -15, /** Illegal argument. */ ERR_ARG = -16 ...} err_enum_t; /** Define LWIP_ERR_T in cc.h if you want to use * a different type for your platform (must be signed). *//* ... */ #ifdef LWIP_ERR_T typedef LWIP_ERR_T err_t; #else /* LWIP_ERR_T */ typedef s8_t err_t; #endif /* LWIP_ERR_T*/ /** * @} *//* ... */ #ifdef LWIP_DEBUG extern const char *lwip_strerr(err_t err); #else #define lwip_strerr(x) "" #endif /* LWIP_DEBUG */ #if !NO_SYS int err_to_errno(err_t err); #endif /* !NO_SYS */ #ifdef __cplusplus }extern "C" { ... } #endif /* ... */ #endif /* LWIP_HDR_ERR_H */
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