ReactOS 0.4.16-dev-338-g34e76ad
debug.h
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1
6/*
7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30 * OF SUCH DAMAGE.
31 *
32 * This file is part of the lwIP TCP/IP stack.
33 *
34 * Author: Adam Dunkels <adam@sics.se>
35 *
36 */
37#ifndef LWIP_HDR_DEBUG_H
38#define LWIP_HDR_DEBUG_H
39
40#include "lwip/arch.h"
41#include "lwip/opt.h"
42
53#define LWIP_DBG_LEVEL_ALL 0x00
55#define LWIP_DBG_LEVEL_WARNING 0x01
57#define LWIP_DBG_LEVEL_SERIOUS 0x02
59#define LWIP_DBG_LEVEL_SEVERE 0x03
64#define LWIP_DBG_MASK_LEVEL 0x03
65/* compatibility define only */
66#define LWIP_DBG_LEVEL_OFF LWIP_DBG_LEVEL_ALL
67
72#define LWIP_DBG_ON 0x80U
74#define LWIP_DBG_OFF 0x00U
83#define LWIP_DBG_TRACE 0x40U
85#define LWIP_DBG_STATE 0x20U
87#define LWIP_DBG_FRESH 0x10U
89#define LWIP_DBG_HALT 0x08U
107#ifdef __DOXYGEN__
108#define LWIP_NOASSERT
109#undef LWIP_NOASSERT
110#endif
115#ifndef LWIP_NOASSERT
116#define LWIP_ASSERT(message, assertion) do { if (!(assertion)) { \
117 LWIP_PLATFORM_ASSERT(message); }} while(0)
118#else /* LWIP_NOASSERT */
119#define LWIP_ASSERT(message, assertion)
120#endif /* LWIP_NOASSERT */
121
122#ifndef LWIP_ERROR
123#ifdef LWIP_DEBUG
124#define LWIP_PLATFORM_ERROR(message) LWIP_PLATFORM_DIAG((message))
125#else
126#define LWIP_PLATFORM_ERROR(message)
127#endif
128
129/* if "expression" isn't true, then print "message" and execute "handler" expression */
130#define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
131 LWIP_PLATFORM_ERROR(message); handler;}} while(0)
132#endif /* LWIP_ERROR */
133
137#ifdef __DOXYGEN__
138#define LWIP_DEBUG
139#undef LWIP_DEBUG
140#endif
141
142#ifdef LWIP_DEBUG
143#define LWIP_DEBUG_ENABLED(debug) (((debug) & LWIP_DBG_ON) && \
144 ((debug) & LWIP_DBG_TYPES_ON) && \
145 ((s16_t)((debug) & LWIP_DBG_MASK_LEVEL) >= LWIP_DBG_MIN_LEVEL))
146
147#define LWIP_DEBUGF(debug, message) do { \
148 if (LWIP_DEBUG_ENABLED(debug)) { \
149 LWIP_PLATFORM_DIAG(message); \
150 if ((debug) & LWIP_DBG_HALT) { \
151 while(1); \
152 } \
153 } \
154 } while(0)
155
156#else /* LWIP_DEBUG */
157#define LWIP_DEBUG_ENABLED(debug) 0
158#define LWIP_DEBUGF(debug, message)
159#endif /* LWIP_DEBUG */
160
161#endif /* LWIP_HDR_DEBUG_H */