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Import code from previous AssetBuilder version

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This commit is contained in:
Jan
2019-09-24 10:45:09 +02:00
parent 5609557516
commit 0d8432d4f7
919 changed files with 154412 additions and 26 deletions
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41
thirdparty/libtommath/bn_mp_reduce_is_2k_l.c vendored Normal file
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#include "tommath_private.h"
#ifdef BN_MP_REDUCE_IS_2K_L_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis
*
* LibTomMath is a library that provides multiple-precision
* integer arithmetic as well as number theoretic functionality.
*
* The library was designed directly after the MPI library by
* Michael Fromberger but has been written from scratch with
* additional optimizations in place.
*
* SPDX-License-Identifier: Unlicense
*/
/* determines if reduce_2k_l can be used */
int mp_reduce_is_2k_l(const mp_int *a)
{
int ix, iy;
if (a->used == 0) {
return MP_NO;
} else if (a->used == 1) {
return MP_YES;
} else if (a->used > 1) {
/* if more than half of the digits are -1 we're sold */
for (iy = ix = 0; ix < a->used; ix++) {
if (a->dp[ix] == MP_MASK) {
++iy;
}
}
return (iy >= (a->used/2)) ? MP_YES : MP_NO;
}
return MP_NO;
}
#endif
/* ref: HEAD -> master, tag: v1.1.0 */
/* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
/* commit time: 2019-01-28 20:32:32 +0100 */