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annotate bn_mp_zero.c @ 19:e1037a1e12e7 libtommath-orig

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0.30 release of LibTomMath
author Matt Johnston <matt@ucc.asn.au>
date Tue, 15 Jun 2004 14:42:57 +0000
parents 86e0b50a9b58
children d29b64170cf0
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1 /* LibTomMath, multiple-precision integer library -- Tom St Denis
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2 *
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3 * LibTomMath is a library that provides multiple-precision
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4 * integer arithmetic as well as number theoretic functionality.
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5 *
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6 * The library was designed directly after the MPI library by
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7 * Michael Fromberger but has been written from scratch with
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8 * additional optimizations in place.
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9 *
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10 * The library is free for all purposes without any express
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11 * guarantee it works.
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12 *
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13 * Tom St Denis, [email protected], http://math.libtomcrypt.org
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14 */
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15 #include <tommath.h>
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17 /* set to zero */
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18 void
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19 mp_zero (mp_int * a)
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20 {
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21 a->sign = MP_ZPOS;
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22 a->used = 0;
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23 memset (a->dp, 0, sizeof (mp_digit) * a->alloc);
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24 }