1*10465441SEvalZero /** 2*10465441SEvalZero * @file 3*10465441SEvalZero * lwIP Error codes 4*10465441SEvalZero */ 5*10465441SEvalZero /* 6*10465441SEvalZero * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 7*10465441SEvalZero * All rights reserved. 8*10465441SEvalZero * 9*10465441SEvalZero * Redistribution and use in source and binary forms, with or without modification, 10*10465441SEvalZero * are permitted provided that the following conditions are met: 11*10465441SEvalZero * 12*10465441SEvalZero * 1. Redistributions of source code must retain the above copyright notice, 13*10465441SEvalZero * this list of conditions and the following disclaimer. 14*10465441SEvalZero * 2. Redistributions in binary form must reproduce the above copyright notice, 15*10465441SEvalZero * this list of conditions and the following disclaimer in the documentation 16*10465441SEvalZero * and/or other materials provided with the distribution. 17*10465441SEvalZero * 3. The name of the author may not be used to endorse or promote products 18*10465441SEvalZero * derived from this software without specific prior written permission. 19*10465441SEvalZero * 20*10465441SEvalZero * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 21*10465441SEvalZero * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 22*10465441SEvalZero * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 23*10465441SEvalZero * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24*10465441SEvalZero * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 25*10465441SEvalZero * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26*10465441SEvalZero * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27*10465441SEvalZero * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 28*10465441SEvalZero * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 29*10465441SEvalZero * OF SUCH DAMAGE. 30*10465441SEvalZero * 31*10465441SEvalZero * This file is part of the lwIP TCP/IP stack. 32*10465441SEvalZero * 33*10465441SEvalZero * Author: Adam Dunkels <[email protected]> 34*10465441SEvalZero * 35*10465441SEvalZero */ 36*10465441SEvalZero #ifndef LWIP_HDR_ERR_H 37*10465441SEvalZero #define LWIP_HDR_ERR_H 38*10465441SEvalZero 39*10465441SEvalZero #include "lwip/opt.h" 40*10465441SEvalZero #include "lwip/arch.h" 41*10465441SEvalZero 42*10465441SEvalZero #ifdef __cplusplus 43*10465441SEvalZero extern "C" { 44*10465441SEvalZero #endif 45*10465441SEvalZero 46*10465441SEvalZero /** 47*10465441SEvalZero * @defgroup infrastructure_errors Error codes 48*10465441SEvalZero * @ingroup infrastructure 49*10465441SEvalZero * @{ 50*10465441SEvalZero */ 51*10465441SEvalZero 52*10465441SEvalZero /** Define LWIP_ERR_T in cc.h if you want to use 53*10465441SEvalZero * a different type for your platform (must be signed). */ 54*10465441SEvalZero #ifdef LWIP_ERR_T 55*10465441SEvalZero typedef LWIP_ERR_T err_t; 56*10465441SEvalZero #else /* LWIP_ERR_T */ 57*10465441SEvalZero typedef s8_t err_t; 58*10465441SEvalZero #endif /* LWIP_ERR_T*/ 59*10465441SEvalZero 60*10465441SEvalZero /** Definitions for error constants. */ 61*10465441SEvalZero typedef enum { 62*10465441SEvalZero /** No error, everything OK. */ 63*10465441SEvalZero ERR_OK = 0, 64*10465441SEvalZero /** Out of memory error. */ 65*10465441SEvalZero ERR_MEM = -1, 66*10465441SEvalZero /** Buffer error. */ 67*10465441SEvalZero ERR_BUF = -2, 68*10465441SEvalZero /** Timeout. */ 69*10465441SEvalZero ERR_TIMEOUT = -3, 70*10465441SEvalZero /** Routing problem. */ 71*10465441SEvalZero ERR_RTE = -4, 72*10465441SEvalZero /** Operation in progress */ 73*10465441SEvalZero ERR_INPROGRESS = -5, 74*10465441SEvalZero /** Illegal value. */ 75*10465441SEvalZero ERR_VAL = -6, 76*10465441SEvalZero /** Operation would block. */ 77*10465441SEvalZero ERR_WOULDBLOCK = -7, 78*10465441SEvalZero /** Address in use. */ 79*10465441SEvalZero ERR_USE = -8, 80*10465441SEvalZero /** Already connecting. */ 81*10465441SEvalZero ERR_ALREADY = -9, 82*10465441SEvalZero /** Conn already established.*/ 83*10465441SEvalZero ERR_ISCONN = -10, 84*10465441SEvalZero /** Not connected. */ 85*10465441SEvalZero ERR_CONN = -11, 86*10465441SEvalZero /** Low-level netif error */ 87*10465441SEvalZero ERR_IF = -12, 88*10465441SEvalZero 89*10465441SEvalZero /** Connection aborted. */ 90*10465441SEvalZero ERR_ABRT = -13, 91*10465441SEvalZero /** Connection reset. */ 92*10465441SEvalZero ERR_RST = -14, 93*10465441SEvalZero /** Connection closed. */ 94*10465441SEvalZero ERR_CLSD = -15, 95*10465441SEvalZero /** Illegal argument. */ 96*10465441SEvalZero ERR_ARG = -16 97*10465441SEvalZero } err_enum_t; 98*10465441SEvalZero 99*10465441SEvalZero #define ERR_IS_FATAL(e) ((e) <= ERR_ABRT) 100*10465441SEvalZero 101*10465441SEvalZero /** 102*10465441SEvalZero * @} 103*10465441SEvalZero */ 104*10465441SEvalZero 105*10465441SEvalZero #ifdef LWIP_DEBUG 106*10465441SEvalZero extern const char *lwip_strerr(err_t err); 107*10465441SEvalZero #else 108*10465441SEvalZero #define lwip_strerr(x) "" 109*10465441SEvalZero #endif /* LWIP_DEBUG */ 110*10465441SEvalZero 111*10465441SEvalZero #if !NO_SYS 112*10465441SEvalZero int err_to_errno(err_t err); 113*10465441SEvalZero #endif /* !NO_SYS */ 114*10465441SEvalZero 115*10465441SEvalZero #ifdef __cplusplus 116*10465441SEvalZero } 117*10465441SEvalZero #endif 118*10465441SEvalZero 119*10465441SEvalZero #endif /* LWIP_HDR_ERR_H */ 120