diff options
Diffstat (limited to 'libtommath/bn_mp_reduce_2k_setup.c')
| -rw-r--r-- | libtommath/bn_mp_reduce_2k_setup.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/libtommath/bn_mp_reduce_2k_setup.c b/libtommath/bn_mp_reduce_2k_setup.c index ac043f6..e6ae839 100644 --- a/libtommath/bn_mp_reduce_2k_setup.c +++ b/libtommath/bn_mp_reduce_2k_setup.c @@ -1,4 +1,4 @@ -#include <tommath.h> +#include <tommath_private.h> #ifdef BN_MP_REDUCE_2K_SETUP_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * @@ -12,32 +12,36 @@ * The library is free for all purposes without any express * guarantee it works. * - * Tom St Denis, tomstdenis@gmail.com, http://math.libtomcrypt.com + * Tom St Denis, tstdenis82@gmail.com, http://libtom.org */ /* determines the setup value */ -int mp_reduce_2k_setup(mp_int *a, mp_digit *d) +int mp_reduce_2k_setup(const mp_int *a, mp_digit *d) { int res, p; mp_int tmp; - + if ((res = mp_init(&tmp)) != MP_OKAY) { return res; } - + p = mp_count_bits(a); if ((res = mp_2expt(&tmp, p)) != MP_OKAY) { mp_clear(&tmp); return res; } - + if ((res = s_mp_sub(&tmp, a, &tmp)) != MP_OKAY) { mp_clear(&tmp); return res; } - + *d = tmp.dp[0]; mp_clear(&tmp); return MP_OKAY; } #endif + +/* ref: $Format:%D$ */ +/* git commit: $Format:%H$ */ +/* commit time: $Format:%ai$ */ |