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annotate libtommath/bn_mp_init_copy.c @ 1868:66a3fabe4870

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merge
author Matt Johnston <matt@ucc.asn.au>
date Tue, 01 Feb 2022 15:51:01 +0800
parents 1051e4eea25a
children
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f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
Steffen Jaeckel <s_jaeckel@gmx.de>
parents: 1470
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1 #include "tommath_private.h"
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2 #ifdef BN_MP_INIT_COPY_C
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3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */
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4 /* SPDX-License-Identifier: Unlicense */
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6 /* creates "a" then copies b into it */
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7 mp_err mp_init_copy(mp_int *a, const mp_int *b)
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8 {
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9 mp_err err;
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10
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11 if ((err = mp_init_size(a, b->used)) != MP_OKAY) {
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12 return err;
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f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
Steffen Jaeckel <s_jaeckel@gmx.de>
parents: 1470
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13 }
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14
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15 if ((err = mp_copy(b, a)) != MP_OKAY) {
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Steffen Jaeckel <s_jaeckel@gmx.de>
parents: 1470
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16 mp_clear(a);
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parents: 1470
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17 }
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18
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19 return err;
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20 }
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21 #endif