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annotate libtommath/bn_mp_complement.c @ 1699:ef57ead04987

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merge
author Matt Johnston <matt@ucc.asn.au>
date Thu, 28 May 2020 22:52:01 +0800
parents 1051e4eea25a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1655
f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
Steffen Jaeckel <s_jaeckel@gmx.de>
parents:
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1 #include "tommath_private.h"
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parents:
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2 #ifdef BN_MP_COMPLEMENT_C
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1051e4eea25a Update LibTomMath to 1.2.0 (#84)
Steffen Jaeckel <s@jaeckel.eu>
parents: 1655
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3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */
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Steffen Jaeckel <s@jaeckel.eu>
parents: 1655
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4 /* SPDX-License-Identifier: Unlicense */
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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:
diff changeset
5
f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
Steffen Jaeckel <s_jaeckel@gmx.de>
parents:
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6 /* b = ~a */
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parents: 1655
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7 mp_err mp_complement(const mp_int *a, mp_int *b)
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Steffen Jaeckel <s_jaeckel@gmx.de>
parents:
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8 {
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1051e4eea25a Update LibTomMath to 1.2.0 (#84)
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parents: 1655
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9 mp_err err = mp_neg(a, b);
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parents: 1655
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10 return (err == MP_OKAY) ? mp_sub_d(b, 1uL, b) : 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:
diff changeset
11 }
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Steffen Jaeckel <s_jaeckel@gmx.de>
parents:
diff changeset
12 #endif