i2d_ECPrivateKey
eplen = i2d_ECPrivateKey(ec_key, NULL);
if (!i2d_ECPrivateKey(ec_key, &p)) {
return i2d_ECPrivateKey(pkey->pkey.ec, pder);
return PEM_ASN1_write((i2d_of_void *)i2d_ECPrivateKey, PEM_STRING_ECPRIVATEKEY, fp,
return PEM_ASN1_write_bio((i2d_of_void *)i2d_ECPrivateKey, PEM_STRING_ECPRIVATEKEY, bp,
return ASN1_i2d_bio_of(EC_KEY, i2d_ECPrivateKey, bp, eckey);
return ASN1_i2d_fp_of(EC_KEY, i2d_ECPrivateKey, fp, eckey);
int i2d_ECPrivateKey(EC_KEY *key, unsigned char **out);