Mercurial > dropbear
comparison libtommath/bn_mp_ubin_size.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 | |
| children |
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| 1691:2d3745d58843 | 1692:1051e4eea25a |
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| 1 #include "tommath_private.h" | |
| 2 #ifdef BN_MP_UBIN_SIZE_C | |
| 3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */ | |
| 4 /* SPDX-License-Identifier: Unlicense */ | |
| 5 | |
| 6 /* get the size for an unsigned equivalent */ | |
| 7 size_t mp_ubin_size(const mp_int *a) | |
| 8 { | |
| 9 size_t size = (size_t)mp_count_bits(a); | |
| 10 return (size / 8u) + (((size & 7u) != 0u) ? 1u : 0u); | |
| 11 } | |
| 12 #endif |