ossl_ed25519_public_from_private
if (!ossl_ed25519_public_from_private(key->libctx, key->pubkey,
int ossl_ed25519_public_from_private(OSSL_LIB_CTX *ctx, uint8_t out_public_key[32],
if (!ossl_ed25519_public_from_private(gctx->libctx, key->pubkey, privkey,
if (!ossl_ed25519_public_from_private(ecx->libctx, pub, ecx->privkey,