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Nick Mathewson
21 lines
765 B
C
21 lines
765 B
C
/* Copyright (c) 2003-2004, Roger Dingledine
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2018, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#ifndef TOR_INTMATH_CMP_H
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#define TOR_INTMATH_CMP_H
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/* Return <b>v</b> if it's between <b>min</b> and <b>max</b>. Otherwise
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* return <b>min</b> if <b>v</b> is smaller than <b>min</b>, or <b>max</b> if
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* <b>b</b> is larger than <b>max</b>.
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*
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* Requires that <b>min</b> is no more than <b>max</b>. May evaluate any of
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* its arguments more than once! */
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#define CLAMP(min,v,max) \
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( ((v) < (min)) ? (min) : \
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((v) > (max)) ? (max) : \
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(v) )
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#endif /* !defined(TOR_INTMATH_CMP_H) */
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