diff options
Diffstat (limited to 'lib/nettle/ecc/override/ecc-mod-arith.c.diff')
-rw-r--r-- | lib/nettle/ecc/override/ecc-mod-arith.c.diff | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/nettle/ecc/override/ecc-mod-arith.c.diff b/lib/nettle/ecc/override/ecc-mod-arith.c.diff new file mode 100644 index 0000000000..17b2592e30 --- /dev/null +++ b/lib/nettle/ecc/override/ecc-mod-arith.c.diff @@ -0,0 +1,19 @@ +diff --git a/ecc-mod-arith.c b/ecc-mod-arith.c +index f2e47f67..959eae1c 100644 +--- a/ecc-mod-arith.c ++++ b/ecc-mod-arith.c +@@ -125,3 +125,14 @@ ecc_mod_sqr (const struct ecc_modulo *m, mp_limb_t *rp, + mpn_sqr (rp, ap, m->size); + m->reduce (m, rp); + } ++ ++void ++ecc_mod_mul_canonical (const struct ecc_modulo *m, mp_limb_t *rp, ++ const mp_limb_t *ap, const mp_limb_t *bp) ++{ ++ mp_limb_t cy; ++ ecc_mod_mul(m, rp, ap, bp); ++ ++ cy = mpn_sub_n (rp + m->size, rp, m->m, m->size); ++ cnd_copy (!cy, rp, rp + m->size, m->size); ++} |