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/* Copyright (c) 2018, 2025, 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 designed to work 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 either included with
the program or referenced in the documentation.
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 */
#ifndef SYNC_BEFORE_EXECUTION_MESSAGE_INCLUDED
#define SYNC_BEFORE_EXECUTION_MESSAGE_INCLUDED
#include <mysql/group_replication_priv.h>
#include <vector>
#include "my_inttypes.h"
#include "plugin/group_replication/include/gcs_plugin_messages.h"
/*
@class Sync_before_execution_message
*/
class Sync_before_execution_message : public Plugin_gcs_message {
public:
enum enum_payload_item_type {
// This type should not be used anywhere.
PIT_UNKNOWN = 0,
// Length of the payload item: 4 bytes
PIT_MY_THREAD_ID = 1,
// No valid type codes can appear after this one.
PIT_MAX = 2
};
/**
Message constructor
@param[in] thread_id the thread that did the request
*/
Sync_before_execution_message(my_thread_id thread_id);
/**
Message decode constructor
@param[in] buf message buffer
@param[in] len message buffer length
*/
Sync_before_execution_message(const unsigned char *buf, size_t len);
~Sync_before_execution_message() override;
my_thread_id get_thread_id();
protected:
/*
Implementation of the template methods
*/
void encode_payload(std::vector<unsigned char> *buffer) const override;
void decode_payload(const unsigned char *buffer,
const unsigned char *end) override;
private:
my_thread_id m_thread_id;
};
#endif /* SYNC_BEFORE_EXECUTION_MESSAGE_INCLUDED */
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