annotate libtommath/bn_mp_cmp.c @ 1692:1051e4eea25a

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_CMP_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 /* compare two ints (signed)*/
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7 mp_ord mp_cmp(const mp_int *a, const mp_int *b)
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8 {
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parents: 1470
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9 /* compare based on sign */
f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
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parents: 1470
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10 if (a->sign != b->sign) {
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parents: 1470
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11 if (a->sign == MP_NEG) {
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parents: 1470
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12 return MP_LT;
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parents: 1470
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13 } else {
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parents: 1470
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14 return MP_GT;
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parents: 1470
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15 }
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parents: 1470
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16 }
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parents: 1470
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f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
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parents: 1470
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18 /* compare digits */
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parents: 1470
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19 if (a->sign == MP_NEG) {
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parents: 1470
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20 /* if negative compare opposite direction */
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parents: 1470
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21 return mp_cmp_mag(b, a);
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parents: 1470
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22 } else {
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parents: 1470
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23 return mp_cmp_mag(a, b);
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parents: 1470
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24 }
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25 }
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26 #endif