From b680cf39ed5bc37e0eb7eb86ad8599bf92df3f2b Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 23 Jan 2011 19:50:13 +0000 Subject: Updated to openssl-1.0.0c --- openssl/crypto/ec/ec2_mult.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'openssl/crypto/ec/ec2_mult.c') diff --git a/openssl/crypto/ec/ec2_mult.c b/openssl/crypto/ec/ec2_mult.c index ab631a50a..e12b9b284 100644 --- a/openssl/crypto/ec/ec2_mult.c +++ b/openssl/crypto/ec/ec2_mult.c @@ -319,6 +319,7 @@ int ec_GF2m_simple_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar, int ret = 0; size_t i; EC_POINT *p=NULL; + EC_POINT *acc = NULL; if (ctx == NULL) { @@ -338,15 +339,16 @@ int ec_GF2m_simple_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar, } if ((p = EC_POINT_new(group)) == NULL) goto err; + if ((acc = EC_POINT_new(group)) == NULL) goto err; - if (!EC_POINT_set_to_infinity(group, r)) goto err; + if (!EC_POINT_set_to_infinity(group, acc)) goto err; if (scalar) { if (!ec_GF2m_montgomery_point_multiply(group, p, scalar, group->generator, ctx)) goto err; - if (BN_is_negative(scalar)) + if (BN_is_negative(scalar)) if (!group->meth->invert(group, p, ctx)) goto err; - if (!group->meth->add(group, r, r, p, ctx)) goto err; + if (!group->meth->add(group, acc, acc, p, ctx)) goto err; } for (i = 0; i < num; i++) @@ -354,13 +356,16 @@ int ec_GF2m_simple_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar, if (!ec_GF2m_montgomery_point_multiply(group, p, scalars[i], points[i], ctx)) goto err; if (BN_is_negative(scalars[i])) if (!group->meth->invert(group, p, ctx)) goto err; - if (!group->meth->add(group, r, r, p, ctx)) goto err; + if (!group->meth->add(group, acc, acc, p, ctx)) goto err; } + if (!EC_POINT_copy(r, acc)) goto err; + ret = 1; err: if (p) EC_POINT_free(p); + if (acc) EC_POINT_free(acc); if (new_ctx != NULL) BN_CTX_free(new_ctx); return ret; -- cgit v1.2.3