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39 lines
888 B
C
39 lines
888 B
C
/*
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* Copyright (C) 2016 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "lib.h"
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/* Greatest common divisor */
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unsigned long gcd(unsigned long n1, unsigned long n2)
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{
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unsigned long remainder;
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do {
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remainder = n1 % n2;
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n1 = n2;
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n2 = remainder;
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} while (n2);
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return n1;
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}
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/* Least common multiple */
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unsigned long lcm(unsigned long n1, unsigned long n2)
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{
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if (!n1 || !n2)
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return 0;
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return (n1 * n2) / gcd(n1, n2);
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}
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