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annotate libtommath/bn_mp_init_size.c @ 1692:1051e4eea25a

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Update LibTomMath to 1.2.0 (#84) * update C files * update other files * update headers * update makefiles * remove mp_set/get_double() * use ltm 1.2.0 API * update ltm_desc * use bundled tommath if system-tommath is too old * XMALLOC etc. were changed to MP_MALLOC etc.
author Steffen Jaeckel <s@jaeckel.eu>
date Tue, 26 May 2020 17:36:47 +0200
parents f52919ffd3b1
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_SIZE_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 /* init an mp_init for a given size */
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7 mp_err mp_init_size(mp_int *a, int size)
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8 {
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9 size = MP_MAX(MP_MIN_PREC, size);
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parents: 1470
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11 /* alloc mem */
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12 a->dp = (mp_digit *) MP_CALLOC((size_t)size, sizeof(mp_digit));
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parents: 1470
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13 if (a->dp == NULL) {
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14 return MP_MEM;
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parents: 1470
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15 }
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parents: 1470
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17 /* set the members */
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parents: 1470
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18 a->used = 0;
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parents: 1470
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19 a->alloc = size;
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parents: 1470
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20 a->sign = MP_ZPOS;
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parents: 1470
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22 return MP_OKAY;
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23 }
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24 #endif