58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
#pragma once
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/*
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* Copyright (c) 2016 MariaDB Corporation Ab
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*
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* Use of this software is governed by the Business Source License included
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* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
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*
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* Change Date: 2022-01-01
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*
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* On the date above, in accordance with the Business Source License, use
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* of this software will be governed by version 2 or later of the General
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* Public License.
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*/
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#include <maxscale/cdefs.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <time.h>
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MXS_BEGIN_DECLS
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/**
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* Packet header for replication messages
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*/
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typedef struct rep_header
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{
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int payload_len; /*< Payload length (24 bits) */
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uint8_t seqno; /*< Response sequence number */
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uint8_t ok; /*< OK Byte from packet */
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uint32_t timestamp; /*< Timestamp - start of binlog record */
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uint8_t event_type; /*< Binlog event type */
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uint32_t serverid; /*< Server id of master */
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uint32_t event_size; /*< Size of header, post-header and body */
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uint32_t next_pos; /*< Position of next event */
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uint16_t flags; /*< Event flags */
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} REP_HEADER;
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int blr_file_get_next_binlogname(const char* binlog_name);
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bool binlog_next_file_exists(const char* binlogdir, const char* binlog);
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uint32_t extract_field(uint8_t* src, int bits);
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const char* binlog_event_name(int type);
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static inline REP_HEADER construct_header(uint8_t* ptr)
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{
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REP_HEADER hdr;
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hdr.timestamp = extract_field(ptr, 32);
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hdr.event_type = ptr[4];
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hdr.serverid = extract_field(&ptr[5], 32);
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hdr.event_size = extract_field(&ptr[9], 32);
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hdr.next_pos = extract_field(&ptr[13], 32);
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hdr.flags = extract_field(&ptr[17], 16);
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return hdr;
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}
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MXS_END_DECLS
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