debug.h

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/*
 * Copyright (c) 2001-2003 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>
 *
 * CHANGELOG: this file has been modified by Sergio Perez Alcañiz <serpeal@disca.upv.es> 
 *            Departamento de Informática de Sistemas y Computadores          
 *            Universidad Politécnica de Valencia                             
 *            Valencia (Spain)    
 *            Date: April 2003                                          
 *
 */

#ifndef __LWIP_DEBUG_H__
#define __LWIP_DEBUG_H__

#include "arch/cc.h"

#define DBG_LEVEL_OFF     0
#define DBG_LEVEL_WARNING 1     /* bad checksums, dropped packets, ... */
#define DBG_LEVEL_SERIOUS 2     /* memory allocation failures, ... */
#define DBG_LEVEL_SEVERE  3     /* */ 
#define DBG_MASK_LEVEL    3

#define DBG_ON  0x80U

#define DBG_OFF 0x00U

#define DBG_TRACE   0x40U

#define DBG_STATE   0x20U

#define DBG_FRESH   0x10U

#define DBG_HALT    0x08U

#ifdef LWIP_DEBUG
#  define LWIP_ASSERT(x,y) do { if(!(y)) LWIP_PLATFORM_ASSERT(x); } while(0)

#  define DEBUGF(debug,x) do { if (((debug) & DBG_ON) && ((debug) & DBG_TYPES_ON) && (((debug) & DBG_MASK_LEVEL) >= DBG_MIN_LEVEL)) { LWIP_PLATFORM_DIAG(x); if ((debug) & DBG_HALT) while(1); } } while(0)
#  define LWIP_ERROR(x)  do { LWIP_PLATFORM_DIAG(x); } while(0) 
#else /* LWIP_DEBUG */
#  define LWIP_ASSERT(x,y) 
#  define DEBUGF(debug,x) 
#  define LWIP_ERROR(x) 
#endif /* LWIP_DEBUG */

#endif /* __LWIP_DEBUG_H__ */

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