EVP_PKEY_CTRL_TLS_SEED
EVP_PKEY_CTRL_TLS_SEED, seedlen, (void *)(seed))
case EVP_PKEY_CTRL_TLS_SEED:
return EVP_PKEY_CTX_str2ctrl(ctx, EVP_PKEY_CTRL_TLS_SEED, value);
return EVP_PKEY_CTX_hex2ctrl(ctx, EVP_PKEY_CTRL_TLS_SEED, value);