Merges from lp:codership-mysql/5.5 up to rev #3893, this changes to wsrep API #24

1 files changed, 49 insertions, 0 deletions

diff --git a/sql/wsrep_binlog.h b/sql/wsrep_binlog.h
new file mode 100644
index 00000000000..6de73b2f5ee
--- /dev/null
+++ b/sql/wsrep_binlog.h
@@ -0,0 +1,49 @@
+/* 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 02110-1301 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 (0xFFFFFFFFUL - HEAP_PAGE_SIZE)
+
+/*
+  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*  wsrep,
+                       THD*      thd,
+                       IO_CACHE* cache,
+                       size_t*   len);
+
+/* Dump replication buffer to disk */
+void wsrep_dump_rbr_buf(THD *thd, const void* rbr_buf, size_t buf_len);
+
+#endif /* WSREP_BINLOG_H */