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Warning, cross-references for /kernel/include/lwip/def.h need to be fixed.
0001 /* 0002 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 0003 * All rights reserved. 0004 * 0005 * Redistribution and use in source and binary forms, with or without modification, 0006 * are permitted provided that the following conditions are met: 0007 * 0008 * 1. Redistributions of source code must retain the above copyright notice, 0009 * this list of conditions and the following disclaimer. 0010 * 2. Redistributions in binary form must reproduce the above copyright notice, 0011 * this list of conditions and the following disclaimer in the documentation 0012 * and/or other materials provided with the distribution. 0013 * 3. The name of the author may not be used to endorse or promote products 0014 * derived from this software without specific prior written permission. 0015 * 0016 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 0017 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 0018 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 0019 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 0020 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 0021 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 0022 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 0023 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 0024 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 0025 * OF SUCH DAMAGE. 0026 * 0027 * This file is part of the lwIP TCP/IP stack. 0028 * 0029 * Author: Adam Dunkels <adam@sics.se> 0030 * 0031 */ 0032 #ifndef __LWIP_DEF_H__ 0033 #define __LWIP_DEF_H__ 0034 0035 /* this might define NULL already */ 0036 #include "lwip/arch.h" 0037 0038 #define LWIP_MAX(x , y) (((x) > (y)) ? (x) : (y)) 0039 #define LWIP_MIN(x , y) (((x) < (y)) ? (x) : (y)) 0040 0041 #ifndef NULL 0042 #define NULL ((void *)0) 0043 #endif 0044 0045 0046 #endif /* __LWIP_DEF_H__ */ 0047
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