ha_ndbcluster_connection.h

/*
   Copyright (c) 2000, 2023, Oracle and/or its affiliates.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.

   This program is also distributed with certain software (including
   but not limited to OpenSSL) that is licensed under separate terms,
   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
   permission to link the program and your derivative works with the
   separately licensed software that they have included with MySQL.

   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, version 2.0, 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 St, Fifth Floor, Boston, MA 02110-1301  USA
*/
int ndbcluster_connect(int (*connect_callback)(void),
                       ulong wait_connected,
                       uint connection_pool_size,
                       bool optimized_node_select,
                       const char* connect_string,
                       uint force_nodeid,
                       uint recv_thread_activation_threshold);

void ndbcluster_disconnect(void);

Ndb_cluster_connection *ndb_get_cluster_connection();
ulonglong ndb_get_latest_trans_gci();
void ndb_set_latest_trans_gci(ulonglong val);
int ndb_has_node_id(uint id);
int ndb_set_recv_thread_activation_threshold(Uint32 threshold);
int ndb_set_recv_thread_cpu(Uint16 *cpuid_array,
                            Uint32 cpuid_array_size);
void ndb_get_connection_stats(Uint64* statsArr);

/* perform random sleep in the range milli_sleep to 2*milli_sleep */
inline void do_retry_sleep(unsigned milli_sleep)
{
  my_sleep(1000*(milli_sleep + 5*(rand()%(milli_sleep/5))));
}