14 lines
492 B
C
14 lines
492 B
C
#include "amplify_tommath_private.h"
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#ifdef AMPLIFY_BN_MP_COMPLEMENT_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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/* b = ~a */
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amplify_mp_err amplify_mp_complement(const amplify_mp_int *a, amplify_mp_int *b)
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{
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amplify_mp_err err = amplify_mp_neg(a, b);
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return (err == AMPLIFY_MP_OKAY) ? amplify_mp_sub_d(b, 1uL, b) : err;
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}
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#endif
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