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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [net/] [lwip_tcpip/] [current/] [include/] [lwip/] [err.h] - Rev 786

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/*
 * 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_ERR_H__
#define __LWIP_ERR_H__
 
#include "lwip/opt.h"
#include "lwip/arch.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/** 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*/
 
/* Definitions for error constants. */
 
#define ERR_OK          0    /* No error, everything OK. */
#define ERR_MEM        -1    /* Out of memory error.     */
#define ERR_BUF        -2    /* Buffer error.            */
#define ERR_TIMEOUT    -3    /* Timeout.                 */
#define ERR_RTE        -4    /* Routing problem.         */
 
#define ERR_IS_FATAL(e) ((e) < ERR_RTE)
 
#define ERR_ABRT       -5    /* Connection aborted.      */
#define ERR_RST        -6    /* Connection reset.        */
#define ERR_CLSD       -7    /* Connection closed.       */
#define ERR_CONN       -8    /* Not connected.           */
 
#define ERR_VAL        -9    /* Illegal value.           */
 
#define ERR_ARG        -10   /* Illegal argument.        */
 
#define ERR_USE        -11   /* Address in use.          */
 
#define ERR_IF         -12   /* Low-level netif error    */
#define ERR_ISCONN     -13   /* Already connected.       */
 
#define ERR_INPROGRESS -14   /* Operation in progress    */
 
 
#ifdef LWIP_DEBUG
extern const char *lwip_strerr(err_t err);
#else
#define lwip_strerr(x) ""
#endif /* LWIP_DEBUG */
 
#ifdef __cplusplus
}
#endif
 
#endif /* __LWIP_ERR_H__ */
 

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