diff options
Diffstat (limited to 'rsa-sec-compute-root.c')
-rw-r--r-- | rsa-sec-compute-root.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/rsa-sec-compute-root.c b/rsa-sec-compute-root.c index 580d39ac..8383c911 100644 --- a/rsa-sec-compute-root.c +++ b/rsa-sec-compute-root.c @@ -60,9 +60,9 @@ _rsa_sec_compute_root_itch (const struct rsa_private_key *key) itch = MAX (itch, i2); i2 = mpn_sec_div_r_itch (nn, pn); itch = MAX (itch, i2); - i2 = mpn_sec_powm_itch (qn, mpz_sizeinbase (key->b, 2), qn); + i2 = mpn_sec_powm_itch (qn, mpz_size (key->b) * GMP_NUMB_BITS, qn); itch = MAX (itch, i2); - i2 = mpn_sec_powm_itch (pn, mpz_sizeinbase (key->a, 2), pn); + i2 = mpn_sec_powm_itch (pn, mpz_size (key->a) * GMP_NUMB_BITS, pn); itch = MAX (itch, i2); i2 = mpn_sec_div_r_itch (qn, pn); itch = MAX (itch, i2); @@ -111,13 +111,13 @@ _rsa_sec_compute_root (const struct rsa_private_key *key, mpn_copyi (scratch, mp, nn); mpn_sec_div_r (scratch, nn, qp, qn, sp); mpn_sec_powm (r_mod_q, scratch, qn, mpz_limbs_read (key->b), - mpz_sizeinbase (key->b, 2), qp, qn, sp); + mpz_size (key->b) * GMP_NUMB_BITS, qp, qn, sp); /* Compute r_mod_p = m^d % p = (m%p)^a % p */ mpn_copyi (scratch, mp, nn); mpn_sec_div_r (scratch, nn, pp, pn, sp); mpn_sec_powm (r_mod_p, scratch, pn, mpz_limbs_read (key->a), - mpz_sizeinbase (key->a, 2), pp, pn, sp); + mpz_size (key->a) * GMP_NUMB_BITS, pp, pn, sp); /* Set r_mod_p' = r_mod_p * c % p - r_mod_q * c % p . */ mpn_sec_mul (scratch, r_mod_p, pn, mpz_limbs_read (key->c), cn, sp); |