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/* |
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* Copyright (c) 2007, 2008 University of Tsukuba |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright notice, |
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* this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright notice, |
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* this list of conditions and the following disclaimer in the documentation |
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* and/or other materials provided with the distribution. |
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* 3. Neither the name of the University of Tsukuba nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/* |
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* Copyright (c) 2010-2012 Yuichi Watanabe |
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*/ |
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|
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#ifndef _COMMON_H |
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#define _COMMON_H |
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|
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#define offsetof(s,m) (size_t)&(((s *)0)->m) |
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#define lengthof(s) (size_t)sizeof(s)/sizeof(s[0]) |
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|
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#define ROUND_UP(value, align) \ |
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(((value) + (align) - 1) & ~((align - 1))) |
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|
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#define ROUND_DOWN(value, align) \ |
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((value) & ~((align) - 1)) |
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|
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#define MAX(val1, val2) \ |
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((val1) > (val2) ? (val1) : (val2)) |
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|
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#define MIN(val1, val2) \ |
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((val1) < (val2) ? (val1) : (val2)) |
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|
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#endif |