Current File : //usr/include/mysql/server/private/wsrep_binlog.h
/* Copyright (C) 2013 Codership Oy <info@codership.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
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 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 Street, Fifth Floor, Boston, MA 02110-1335 USA. */
#ifndef WSREP_BINLOG_H
#define WSREP_BINLOG_H
#include "sql_class.h" // THD, IO_CACHE
#define HEAP_PAGE_SIZE 65536 /* 64K */
#define WSREP_MAX_WS_SIZE 2147483647 /* 2GB */
/*
Write the contents of a cache to a memory buffer.
This function quite the same as MYSQL_BIN_LOG::write_cache(),
with the exception that here we write in buffer instead of log file.
*/
int wsrep_write_cache_buf(IO_CACHE *cache, uchar **buf, size_t *buf_len);
/*
Write the contents of a cache to wsrep provider.
This function quite the same as MYSQL_BIN_LOG::write_cache(),
with the exception that here we write in buffer instead of log file.
@param len total amount of data written
@return wsrep error status
*/
int wsrep_write_cache (wsrep_t* const wsrep,
THD* const thd,
IO_CACHE* const cache,
size_t* const len);
/* Dump replication buffer to disk */
void wsrep_dump_rbr_buf(THD *thd, const void* rbr_buf, size_t buf_len);
/* Dump replication buffer to disk without intermediate buffer */
void wsrep_dump_rbr_direct(THD* thd, IO_CACHE* cache);
/* Dump replication buffer along with header to a file */
void wsrep_dump_rbr_buf_with_header(THD *thd, const void *rbr_buf,
size_t buf_len);
int wsrep_binlog_close_connection(THD* thd);
#endif /* WSREP_BINLOG_H */
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