97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
#pragma once
|
|
/*
|
|
* Copyright (c) 2016 MariaDB Corporation Ab
|
|
*
|
|
* Use of this software is governed by the Business Source License included
|
|
* in the LICENSE.TXT file and at www.mariadb.com/bsl.
|
|
*
|
|
* Change Date: 2019-07-01
|
|
*
|
|
* On the date above, in accordance with the Business Source License, use
|
|
* of this software will be governed by version 2 or later of the General
|
|
* Public License.
|
|
*/
|
|
|
|
/**
|
|
* @file mysql_binlog.h - Extracting information from binary logs
|
|
*/
|
|
|
|
#include <maxscale/cdefs.h>
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <time.h>
|
|
|
|
MXS_BEGIN_DECLS
|
|
|
|
/** Maximum GTID string length */
|
|
#define GTID_MAX_LEN 64
|
|
|
|
/** Table map column types */
|
|
#define TABLE_COL_TYPE_DECIMAL 0x00
|
|
#define TABLE_COL_TYPE_TINY 0x01
|
|
#define TABLE_COL_TYPE_SHORT 0x02
|
|
#define TABLE_COL_TYPE_LONG 0x03
|
|
#define TABLE_COL_TYPE_FLOAT 0x04
|
|
#define TABLE_COL_TYPE_DOUBLE 0x05
|
|
#define TABLE_COL_TYPE_NULL 0x06
|
|
#define TABLE_COL_TYPE_TIMESTAMP 0x07
|
|
#define TABLE_COL_TYPE_LONGLONG 0x08
|
|
#define TABLE_COL_TYPE_INT24 0x09
|
|
#define TABLE_COL_TYPE_DATE 0x0a
|
|
#define TABLE_COL_TYPE_TIME 0x0b
|
|
#define TABLE_COL_TYPE_DATETIME 0x0c
|
|
#define TABLE_COL_TYPE_YEAR 0x0d
|
|
#define TABLE_COL_TYPE_NEWDATE 0x0e
|
|
#define TABLE_COL_TYPE_VARCHAR 0x0f
|
|
#define TABLE_COL_TYPE_BIT 0x10
|
|
#define TABLE_COL_TYPE_TIMESTAMP2 0x11
|
|
#define TABLE_COL_TYPE_DATETIME2 0x12
|
|
#define TABLE_COL_TYPE_TIME2 0x13
|
|
#define TABLE_COL_TYPE_NEWDECIMAL 0xf6
|
|
#define TABLE_COL_TYPE_ENUM 0xf7
|
|
#define TABLE_COL_TYPE_SET 0xf8
|
|
#define TABLE_COL_TYPE_TINY_BLOB 0xf9
|
|
#define TABLE_COL_TYPE_MEDIUM_BLOB 0xfa
|
|
#define TABLE_COL_TYPE_LONG_BLOB 0xfb
|
|
#define TABLE_COL_TYPE_BLOB 0xfc
|
|
#define TABLE_COL_TYPE_VAR_STRING 0xfd
|
|
#define TABLE_COL_TYPE_STRING 0xfe
|
|
#define TABLE_COL_TYPE_GEOMETRY 0xff
|
|
|
|
/**
|
|
* RBR row event flags
|
|
*/
|
|
#define ROW_EVENT_END_STATEMENT 0x0001
|
|
#define ROW_EVENT_NO_FKCHECK 0x0002
|
|
#define ROW_EVENT_NO_UKCHECK 0x0004
|
|
#define ROW_EVENT_HAS_COLUMNS 0x0008
|
|
|
|
/** The table ID used for end of statement row events */
|
|
#define TABLE_DUMMY_ID 0x00ffffff
|
|
|
|
|
|
const char* column_type_to_string(uint8_t type);
|
|
|
|
/** Column type checking functions */
|
|
bool column_is_variable_string(uint8_t type);
|
|
bool column_is_fixed_string(uint8_t type);
|
|
bool column_is_blob(uint8_t type);
|
|
bool column_is_temporal(uint8_t type);
|
|
bool column_is_bit(uint8_t type);
|
|
bool column_is_decimal(uint8_t type);
|
|
|
|
/** Various types are stored as fixed string types and the real type is stored
|
|
* in the table metadata */
|
|
bool fixed_string_is_enum(uint8_t type);
|
|
|
|
/** Value unpacking */
|
|
uint64_t unpack_temporal_value(uint8_t type, uint8_t *ptr, uint8_t* metadata, struct tm *tm);
|
|
uint64_t unpack_enum(uint8_t *ptr, uint8_t *metadata, uint8_t *dest);
|
|
uint64_t unpack_numeric_field(uint8_t *ptr, uint8_t type, uint8_t* metadata, uint8_t* val);
|
|
uint64_t unpack_bit(uint8_t *ptr, uint8_t *null_mask, uint32_t col_count,
|
|
uint32_t curr_col_index, uint8_t *metadata, uint64_t *dest);
|
|
|
|
void format_temporal_value(char *str, size_t size, uint8_t type, struct tm *tm);
|
|
|
|
MXS_END_DECLS
|