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src
utils
rounding.h
Go to the documentation of this file.
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/*
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* Integer Rounding Functions
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* (C) 1999-2007 Jack Lloyd
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*
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* Distributed under the terms of the Botan license
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*/
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#ifndef BOTAN_ROUNDING_H__
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#define BOTAN_ROUNDING_H__
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#include <botan/types.h>
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namespace
Botan
{
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/**
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* Round up
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* @param n an integer
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* @param align_to the alignment boundary
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* @return n rounded up to a multiple of align_to
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*/
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template
<
typename
T>
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inline
T
round_up
(T
n
, T align_to)
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{
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if
(n % align_to || n == 0)
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n += align_to - (n % align_to);
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return
n
;
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}
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/**
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* Round down
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* @param n an integer
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* @param align_to the alignment boundary
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* @return n rounded down to a multiple of align_to
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*/
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template
<
typename
T>
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inline
T
round_down
(T
n
, T align_to)
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{
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return
(n - (n % align_to));
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}
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}
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#endif
Botan::round_down
T round_down(T n, T align_to)
Definition:
rounding.h:36
n
BigInt n
Definition:
numthry.cpp:26
Botan
Definition:
algo_base.h:14
Botan::round_up
T round_up(T n, T align_to)
Definition:
rounding.h:22
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