25 lines
771 B
C
25 lines
771 B
C
#include "amplify_tommath_private.h"
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#ifdef AMPLIFY_BN_MP_INIT_C
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/* LibTomMath, multiple-precision integer library -- Tom St Denis */
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/* SPDX-License-Identifier: Unlicense */
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/* Modifications Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. */
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/* init a new amplify_mp_int */
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amplify_mp_err amplify_mp_init(amplify_mp_int *a)
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{
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/* allocate memory required and clear it */
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a->dp = (amplify_mp_digit *) AMPLIFY_MP_CALLOC((size_t)AMPLIFY_MP_PREC, sizeof(amplify_mp_digit));
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if (a->dp == NULL) {
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return AMPLIFY_MP_MEM;
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}
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/* set the used to zero, allocated digits to the default precision
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* and sign to positive */
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a->used = 0;
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a->alloc = AMPLIFY_MP_PREC;
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a->sign = AMPLIFY_MP_ZPOS;
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return AMPLIFY_MP_OKAY;
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}
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#endif
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