/*
 *
 * Copyright 2018 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef GRPC_CORE_TSI_ALTS_HANDSHAKER_ALTS_TSI_UTILS_H
#define GRPC_CORE_TSI_ALTS_HANDSHAKER_ALTS_TSI_UTILS_H

#include <grpc/support/port_platform.h>

#include <grpc/byte_buffer.h>
#include <grpc/grpc.h>

#include "src/core/tsi/transport_security_interface.h"
#include "src/proto/grpc/gcp/handshaker.upb.h"

/**
 * This method converts grpc_status_code code to the corresponding tsi_result
 * code.
 *
 * - code: grpc_status_code code.
 *
 * It returns the converted tsi_result code.
 */
tsi_result alts_tsi_utils_convert_to_tsi_result(grpc_status_code code);

/**
 * This method deserializes a handshaker response returned from ALTS handshaker
 * service.
 *
 * - bytes_received: data returned from ALTS handshaker service.
 * - arena: upb arena.
 *
 * It returns a deserialized handshaker response on success and nullptr on
 * failure.
 */
grpc_gcp_HandshakerResp* alts_tsi_utils_deserialize_response(
    grpc_byte_buffer* resp_buffer, upb_Arena* arena);

#endif /* GRPC_CORE_TSI_ALTS_HANDSHAKER_ALTS_TSI_UTILS_H */
