annotate libtommath/bn_mp_to_unsigned_bin_n.c @ 1680:5e763ad6e2e0

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author Matt Johnston <matt@ucc.asn.au>
date Sun, 24 May 2020 13:34:19 +0800
parents f52919ffd3b1
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f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
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1 #include "tommath_private.h"
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2 #ifdef BN_MP_TO_UNSIGNED_BIN_N_C
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3 /* LibTomMath, multiple-precision integer library -- Tom St Denis
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4 *
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5 * LibTomMath is a library that provides multiple-precision
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6 * integer arithmetic as well as number theoretic functionality.
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7 *
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8 * The library was designed directly after the MPI library by
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9 * Michael Fromberger but has been written from scratch with
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10 * additional optimizations in place.
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11 *
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12 * SPDX-License-Identifier: Unlicense
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13 */
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14
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15 /* store in unsigned [big endian] format */
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16 int mp_to_unsigned_bin_n(const mp_int *a, unsigned char *b, unsigned long *outlen)
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17 {
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18 if (*outlen < (unsigned long)mp_unsigned_bin_size(a)) {
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19 return MP_VAL;
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20 }
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21 *outlen = (unsigned long)mp_unsigned_bin_size(a);
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22 return mp_to_unsigned_bin(a, b);
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23 }
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24 #endif
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parents: 1470
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26 /* ref: HEAD -> master, tag: v1.1.0 */
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27 /* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
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28 /* commit time: 2019-01-28 20:32:32 +0100 */