On Tue, Mar 4, 2014 at 3:26 PM, Dr. Stephen Henson <st...@openssl.org> wrote:
> On Tue, Mar 04, 2014, Jeffrey Walton wrote:
>
>> On Tue, Mar 4, 2014 at 2:25 PM, Dr. Stephen Henson <st...@openssl.org> wrote:
>> ...
>> > It is stored in the private key when the key is generated. How did you
>> > generate it?
>> >
>>   int nid = ...
>>   EC_KEY* key = EC_KEY_new_by_curve_name(nid);
>>   int rc = EC_KEY_generate_key(key);
>>
>>   EVP_PKEY * pkey = EVP_PKEY_new();
>>   rc = EVP_PKEY_assign_EC_KEY(pkey, key);
>>
>
> Ah, the default is unfortunately to use explicit parameters. You can change
> that with:
>
>         EC_KEY_set_asn1_flag(key, OPENSSL_EC_NAMED_CURVE);
That was it. Thank you guys very much.
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