wip
Dependents: EthernetInterface_vz
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include/lwip/debug.h
- Committer:
- mbed_official
- Date:
- 2012-06-22
- Revision:
- 0:51ac1d130fd4
File content as of revision 0:51ac1d130fd4:
/* * 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__ */