99 lines
4.0 KiB
C
99 lines
4.0 KiB
C
/*
|
|
* 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_DEBUG_H__
|
|
#define __LWIP_DEBUG_H__
|
|
|
|
#include "lwip/arch.h"
|
|
|
|
/** lower two bits indicate debug level
|
|
* - 0 all
|
|
* - 1 warning
|
|
* - 2 serious
|
|
* - 3 severe
|
|
*/
|
|
#define LWIP_DBG_LEVEL_ALL 0x00
|
|
#define LWIP_DBG_LEVEL_OFF LWIP_DBG_LEVEL_ALL /* compatibility define only */
|
|
#define LWIP_DBG_LEVEL_WARNING 0x01 /* bad checksums, dropped packets, ... */
|
|
#define LWIP_DBG_LEVEL_SERIOUS 0x02 /* memory allocation failures, ... */
|
|
#define LWIP_DBG_LEVEL_SEVERE 0x03
|
|
#define LWIP_DBG_MASK_LEVEL 0x03
|
|
|
|
/** flag for LWIP_DEBUGF to enable that debug message */
|
|
#define LWIP_DBG_ON 0x80U
|
|
/** flag for LWIP_DEBUGF to disable that debug message */
|
|
#define LWIP_DBG_OFF 0x00U
|
|
|
|
/** flag for LWIP_DEBUGF indicating a tracing message (to follow program flow) */
|
|
#define LWIP_DBG_TRACE 0x40U
|
|
/** flag for LWIP_DEBUGF indicating a state debug message (to follow module states) */
|
|
#define LWIP_DBG_STATE 0x20U
|
|
/** flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet */
|
|
#define LWIP_DBG_FRESH 0x10U
|
|
/** flag for LWIP_DEBUGF to halt after printing this debug message */
|
|
#define LWIP_DBG_HALT 0x08U
|
|
|
|
#ifndef LWIP_NOASSERT
|
|
#define LWIP_ASSERT(message, assertion) do { if(!(assertion)) \
|
|
LWIP_PLATFORM_ASSERT(message); } while(0)
|
|
#else /* LWIP_NOASSERT */
|
|
#define LWIP_ASSERT(message, assertion)
|
|
#endif /* LWIP_NOASSERT */
|
|
|
|
/** if "expression" isn't true, then print "message" and execute "handler" expression */
|
|
#ifndef LWIP_ERROR
|
|
#define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
|
|
LWIP_PLATFORM_ASSERT(message); handler;}} while(0)
|
|
#endif /* LWIP_ERROR */
|
|
|
|
#ifdef LWIP_DEBUG
|
|
/** print debug message only if debug message type is enabled...
|
|
* AND is of correct type AND is at least LWIP_DBG_LEVEL
|
|
*/
|
|
#define LWIP_DEBUGF(debug, message) do { \
|
|
if ( \
|
|
((debug) & LWIP_DBG_ON) && \
|
|
((debug) & LWIP_DBG_TYPES_ON) && \
|
|
((s16_t)((debug) & LWIP_DBG_MASK_LEVEL) >= LWIP_DBG_MIN_LEVEL)) { \
|
|
LWIP_PLATFORM_DIAG(message); \
|
|
if ((debug) & LWIP_DBG_HALT) { \
|
|
while(1); \
|
|
} \
|
|
} \
|
|
} while(0)
|
|
|
|
#else /* LWIP_DEBUG */
|
|
#define LWIP_DEBUGF(debug, message)
|
|
#endif /* LWIP_DEBUG */
|
|
|
|
#endif /* __LWIP_DEBUG_H__ */
|
|
|