| /** |
| * @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 |
| } |
| #endif |
| |
| #endif /* LWIP_HDR_ERR_H */ |