86 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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 * All rights reserved. 
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 * 
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 * Redistribution and use in source and binary forms, with or without modification, 
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 * are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. The name of the author may not be used to endorse or promote products
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 *    derived from this software without specific prior written permission. 
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
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 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
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 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
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 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
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 * OF SUCH DAMAGE.
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 *
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 * This file is part of the lwIP TCP/IP stack.
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 * 
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 * Author: Adam Dunkels <adam@sics.se>
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 *
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 */
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#ifndef __LWIP_ERR_H__
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#define __LWIP_ERR_H__
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#include "lwip/opt.h"
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#include "lwip/arch.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Define LWIP_ERR_T in cc.h if you want to use
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 *  a different type for your platform (must be signed). */
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#ifdef LWIP_ERR_T
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typedef LWIP_ERR_T err_t;
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#else /* LWIP_ERR_T */
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typedef s8_t err_t;
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#endif /* LWIP_ERR_T*/
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/* Definitions for error constants. */
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#define ERR_OK          0    /* No error, everything OK. */
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#define ERR_MEM        -1    /* Out of memory error.     */
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#define ERR_BUF        -2    /* Buffer error.            */
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#define ERR_TIMEOUT    -3    /* Timeout.                 */
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#define ERR_RTE        -4    /* Routing problem.         */
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#define ERR_INPROGRESS -5    /* Operation in progress    */
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#define ERR_VAL        -6    /* Illegal value.           */
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#define ERR_WOULDBLOCK -7    /* Operation would block.   */
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#define ERR_USE        -8    /* Address in use.          */
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#define ERR_ISCONN     -9    /* Already connected.       */
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#define ERR_IS_FATAL(e) ((e) < ERR_ISCONN)
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#define ERR_ABRT       -10   /* Connection aborted.      */
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#define ERR_RST        -11   /* Connection reset.        */
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#define ERR_CLSD       -12   /* Connection closed.       */
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#define ERR_CONN       -13   /* Not connected.           */
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#define ERR_ARG        -14   /* Illegal argument.        */
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#define ERR_IF         -15   /* Low-level netif error    */
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#ifdef LWIP_DEBUG
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extern const char *lwip_strerr(err_t err);
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#else
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#define lwip_strerr(x) ""
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#endif /* LWIP_DEBUG */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LWIP_ERR_H__ */
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