1 files changed, 59 insertions, 0 deletions
diff --git a/sql/xa.h b/sql/xa.h
new file mode 100644
index 00000000..a9b06e42
--- /dev/null
+++ b/sql/xa.h
@@ -0,0 +1,59 @@
+#ifndef XA_INCLUDED
+#define XA_INCLUDED
+/*
+   Copyright (c) 2000, 2016, Oracle and/or its affiliates.
+   Copyright (c) 2009, 2019, MariaDB Corporation.
+
+   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
+*/
+
+class XID_cache_element;
+enum xa_states
+{
+  XA_ACTIVE= 0,
+  XA_IDLE,
+  XA_PREPARED,
+  XA_ROLLBACK_ONLY,
+  XA_NO_STATE
+};
+
+struct XID_STATE {
+  XID_cache_element *xid_cache_element;
+
+  bool check_has_uncommitted_xa() const;
+  bool is_explicit_XA() const { return xid_cache_element != 0; }
+  void set_error(uint error);
+  void er_xaer_rmfail() const;
+  XID *get_xid() const;
+  enum xa_states get_state_code() const;
+};
+
+void xid_cache_init(void);
+void xid_cache_free(void);
+bool xid_cache_insert(XID *xid);
+bool xid_cache_insert(THD *thd, XID_STATE *xid_state, XID *xid);
+void xid_cache_delete(THD *thd, XID_STATE *xid_state);
+
+bool trans_xa_start(THD *thd);
+bool trans_xa_end(THD *thd);
+bool trans_xa_prepare(THD *thd);
+bool trans_xa_commit(THD *thd);
+bool trans_xa_rollback(THD *thd);
+bool trans_xa_detach(THD *thd);
+bool mysql_xa_recover(THD *thd);
+
+void xa_recover_get_fields(THD *thd, List<Item> *field_list,
+                           my_hash_walk_action *action);
+
+#endif /* XA_INCLUDED */