return 1;
}
-static int eckey_pub_encode(X509_PUBKEY *pk, EVP_PKEY *pkey)
+static int eckey_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey)
{
EC_KEY *ec_key = pkey->pkey.ec;
void *pval = NULL;
return 0;
}
+static int eckey_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
+ {
+ int r;
+ const EC_GROUP *group = EC_KEY_get0_group(b->pkey.ec);
+ const EC_POINT *pa = EC_KEY_get0_public_key(a->pkey.ec),
+ *pb = EC_KEY_get0_public_key(b->pkey.ec);
+ r = EC_POINT_cmp(group, pa, pb, NULL);
+ if (r == 0)
+ return 1;
+ if (r == 1)
+ return 0;
+ return -2;
+ }
+
static int eckey_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
{
const unsigned char *p = NULL;
return 0;
}
-static int eckey_priv_encode(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+static int eckey_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
{
EC_KEY *ec_key;
unsigned char *ep, *p;
return 1;
}
+static int int_ec_size(const EVP_PKEY *pkey)
+ {
+ return ECDSA_size(pkey->pkey.ec);
+ }
+
+static int ec_bits(const EVP_PKEY *pkey)
+ {
+ BIGNUM *order = BN_new();
+ const EC_GROUP *group;
+ int ret;
+
+ if (!order)
+ {
+ ERR_clear_error();
+ return 0;
+ }
+ group = EC_KEY_get0_group(pkey->pkey.ec);
+ if (!EC_GROUP_get_order(group, order, NULL))
+ {
+ ERR_clear_error();
+ return 0;
+ }
+
+ ret = BN_num_bits(order);
+ BN_free(order);
+ return ret;
+ }
+
+static int ec_missing_parameters(const EVP_PKEY *pkey)
+ {
+ if (EC_KEY_get0_group(pkey->pkey.ec) == NULL)
+ return 1;
+ return 0;
+ }
+
+int ec_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
+ {
+ EC_GROUP *group = EC_GROUP_dup(EC_KEY_get0_group(from->pkey.ec));
+ if (group == NULL)
+ return 0;
+ if (EC_KEY_set_group(to->pkey.ec, group) == 0)
+ return 0;
+ EC_GROUP_free(group);
+ return 1;
+ }
+
+int ec_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
+ {
+ const EC_GROUP *group_a = EC_KEY_get0_group(a->pkey.ec),
+ *group_b = EC_KEY_get0_group(b->pkey.ec);
+ if (EC_GROUP_cmp(group_a, group_b, NULL))
+ return 0;
+ else
+ return 1;
+ }
+
+static void int_ec_free(EVP_PKEY *pkey)
+ {
+ EC_KEY_free(pkey->pkey.ec);
+ }
+
EVP_PKEY_ASN1_METHOD eckey_asn1_meth =
{
EVP_PKEY_EC,
0,
0,
+
eckey_pub_decode,
eckey_pub_encode,
+ eckey_pub_cmp,
0,
+
eckey_priv_decode,
eckey_priv_encode,
0,
+
+ int_ec_size,
+ ec_bits,
+
+ 0,0,
+ ec_missing_parameters,
+ ec_copy_parameters,
+ ec_cmp_parameters,
0,
+
+ int_ec_free,
0
};