diff options
Diffstat (limited to 'crypto/ec/ec2_mult.c')
| -rw-r--r-- | crypto/ec/ec2_mult.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/crypto/ec/ec2_mult.c b/crypto/ec/ec2_mult.c index 049b5d58ef..55aa4d9fd0 100644 --- a/crypto/ec/ec2_mult.c +++ b/crypto/ec/ec2_mult.c @@ -138,7 +138,8 @@ static int gf2m_Madd(const EC_GROUP *group, const BIGNUM *x, BIGNUM *x1, BIGNUM return ret; } -/* Compute the x, y affine coordinates from the point (x1, z1) (x2, z2) +/*- + * Compute the x, y affine coordinates from the point (x1, z1) (x2, z2) * using Montgomery point multiplication algorithm Mxy() in appendix of * Lopez, J. and Dahab, R. "Fast multiplication on elliptic curves over * GF(2^m) without precomputation" (CHES '99, LNCS 1717). @@ -207,7 +208,8 @@ static int gf2m_Mxy(const EC_GROUP *group, const BIGNUM *x, const BIGNUM *y, BIG } -/* Computes scalar*point and stores the result in r. +/*- + * Computes scalar*point and stores the result in r. * point can not equal r. * Uses a modified algorithm 2P of * Lopez, J. and Dahab, R. "Fast multiplication on elliptic curves over @@ -313,7 +315,8 @@ static int ec_GF2m_montgomery_point_multiply(const EC_GROUP *group, EC_POINT *r, } -/* Computes the sum +/*- + * Computes the sum * scalar*group->generator + scalars[0]*points[0] + ... + scalars[num-1]*points[num-1] * gracefully ignoring NULL scalar values. */ |