/*
 * Copyright (c) 2015, 2020, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2.0,
 * as published by the Free Software Foundation.
 *
 * This program is also distributed with certain software (including
 * but not limited to OpenSSL) that is licensed under separate terms,
 * as designated in a particular file or component or in included license
 * documentation.  The authors of MySQL hereby grant you an additional
 * permission to link the program and your derivative works with the
 * separately licensed software that they have included with MySQL.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License, version 2.0, for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 */
syntax = "proto2";

// ifdef PROTOBUF_LITE: option optimize_for = LITE_RUNTIME;

import "mysqlx_datatypes.proto";
import "mysqlx.proto";

package Mysqlx.Connection;
option java_package = "com.mysql.cj.x.protobuf";

// a Capability
//
// a tuple of a ``name`` and a :protobuf:msg:`Mysqlx.Datatypes::Any`
message Capability {
  required string name = 1;
  required Mysqlx.Datatypes.Any value = 2;
}

// Capabilities
message Capabilities {
  repeated Capability capabilities = 1;

  option (server_message_id) = CONN_CAPABILITIES; // comment_out_if PROTOBUF_LITE
}

// get supported connection capabilities and their current state
//
//   :returns: :protobuf:msg:`Mysqlx.Connection::Capabilities` or :protobuf:msg:`Mysqlx::Error`
//
message CapabilitiesGet {
  option (client_message_id) = CON_CAPABILITIES_GET; // comment_out_if PROTOBUF_LITE
};

// sets connection capabilities atomically
//
// only provided values are changed, other values are left unchanged.
// If any of the changes fails, all changes are discarded.
//
// :precond: active sessions == 0
// :returns: :protobuf:msg:`Mysqlx::Ok` or :protobuf:msg:`Mysqlx::Error`
message CapabilitiesSet {
  required Capabilities capabilities = 1;

  option (client_message_id) = CON_CAPABILITIES_SET; // comment_out_if PROTOBUF_LITE
};

// announce to the server that the client wants to close the connection
//
// it discards any session state of the server
//
// :Returns: :protobuf:msg:`Mysqlx::Ok`
message Close {
  option (client_message_id) = CON_CLOSE; // comment_out_if PROTOBUF_LITE
};

message Compression {
  optional uint64 uncompressed_size = 1;
  optional Mysqlx.ServerMessages.Type server_messages = 2;
  optional Mysqlx.ClientMessages.Type client_messages = 3;
  required bytes payload = 4;

  option (server_message_id) = COMPRESSION; // comment_out_if PROTOBUF_LITE
  option (client_message_id) = COMPRESSION; // comment_out_if PROTOBUF_LITE
}

