Perfect, thanks.

On 12/30/2016 8:27 PM, Viktor Dukhovni wrote:

On Dec 30, 2016, at 8:20 PM, Ken Goldman <kgold...@us.ibm.com> wrote:

- EC_KEY ecKey = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1)
- convert x and y from bin to bignum
- EC_KEY_set_public_key_affine_coordinates(ecKey, x, y)
- EVP_PUBKEY evpPubkey = EVP_PKEY_new()
- EVP_PKEY_set1_EC_KEY(evpPubkey, ecKey);
- X509_set_pubkey(x509Certificate, evpPubkey);

Start with:

        EC_KEY *eckey = EC_KEY_new();
        EC_GROUP *group = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1);
        EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
        EC_KEY_set_group(eckey, group);
        ...



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