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aligned.h
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aria_backup.h
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assume_aligned.h
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atomic
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authors.h
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backup.h
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bounded_queue.h
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client_settings.h
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compat56.h
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config.h
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contributors.h
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create_options.h
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create_tmp_table.h
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cset_narrowing.h
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custom_conf.h
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datadict.h
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ddl_log.h
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debug.h
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debug_sync.h
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derived_handler.h
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derror.h
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des_key_file.h
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discover.h
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dur_prop.h
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embedded_priv.h
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event_data_objects.h
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event_db_repository.h
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event_parse_data.h
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event_queue.h
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event_scheduler.h
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events.h
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field.h
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field_comp.h
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filesort.h
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filesort_utils.h
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ft_global.h
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gcalc_slicescan.h
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gcalc_tools.h
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grant.h
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group_by_handler.h
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gstream.h
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ha_handler_stats.h
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ha_partition.h
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ha_sequence.h
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handle_connections_win.h
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handler.h
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hash.h
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hash_filo.h
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heap.h
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hostname.h
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ilist.h
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init.h
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innodb_priv.h
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item.h
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item_cmpfunc.h
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item_create.h
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item_func.h
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item_geofunc.h
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item_jsonfunc.h
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item_row.h
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item_strfunc.h
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item_subselect.h
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item_sum.h
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item_timefunc.h
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item_vers.h
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item_windowfunc.h
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item_xmlfunc.h
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json_table.h
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key.h
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keycaches.h
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lex.h
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lex_string.h
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lex_symbol.h
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lf.h
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lock.h
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log.h
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log_event.h
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log_event_data_type.h
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log_event_old.h
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log_slow.h
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maria.h
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mariadb.h
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mdl.h
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mem_root_array.h
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message.h
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multi_range_read.h
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my_alarm.h
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my_apc.h
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my_atomic.h
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my_atomic_wrapper.h
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my_base.h
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my_bit.h
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my_bitmap.h
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my_check_opt.h
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my_compare.h
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my_counter.h
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my_cpu.h
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my_crypt.h
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my_decimal.h
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my_default.h
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my_handler_errors.h
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my_json_writer.h
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my_libwrap.h
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my_md5.h
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my_minidump.h
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my_nosys.h
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my_rdtsc.h
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my_rnd.h
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my_service_manager.h
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my_stack_alloc.h
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my_stacktrace.h
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my_time.h
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my_tree.h
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my_uctype.h
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my_user.h
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myisam.h
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myisamchk.h
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myisammrg.h
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myisampack.h
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mysqld.h
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mysqld_default_groups.h
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mysqld_suffix.h
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mysys_err.h
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opt_range.h
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opt_subselect.h
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opt_trace.h
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opt_trace_context.h
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parse_file.h
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partition_element.h
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partition_info.h
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password.h
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pfs_file_provider.h
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pfs_idle_provider.h
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pfs_memory_provider.h
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pfs_metadata_provider.h
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pfs_socket_provider.h
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pfs_stage_provider.h
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pfs_statement_provider.h
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pfs_table_provider.h
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pfs_thread_provider.h
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pfs_transaction_provider.h
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privilege.h
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probes_mysql.h
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probes_mysql_dtrace.h
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probes_mysql_nodtrace.h
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procedure.h
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protocol.h
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proxy_protocol.h
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queues.h
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records.h
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repl_failsafe.h
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replication.h
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rijndael.h
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rowid_filter.h
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rpl_constants.h
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rpl_filter.h
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rpl_gtid.h
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rpl_injector.h
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rpl_mi.h
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rpl_parallel.h
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rpl_record.h
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rpl_record_old.h
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rpl_reporting.h
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rpl_rli.h
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rpl_tblmap.h
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rpl_utility.h
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scheduler.h
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scope.h
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select_handler.h
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semisync.h
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semisync_master.h
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semisync_master_ack_receiver.h
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semisync_slave.h
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service_versions.h
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session_tracker.h
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set_var.h
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slave.h
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socketpair.h
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source_revision.h
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sp.h
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sp_cache.h
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sp_head.h
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sp_pcontext.h
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sp_rcontext.h
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span.h
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spatial.h
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sql_acl.h
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sql_admin.h
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sql_alloc.h
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sql_alter.h
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sql_analyse.h
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sql_analyze_stmt.h
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sql_array.h
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sql_audit.h
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sql_base.h
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sql_basic_types.h
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sql_binlog.h
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sql_bitmap.h
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sql_bootstrap.h
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sql_cache.h
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sql_callback.h
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sql_class.h
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sql_cmd.h
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sql_connect.h
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sql_const.h
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sql_crypt.h
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sql_cte.h
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sql_cursor.h
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sql_db.h
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sql_debug.h
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sql_delete.h
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sql_derived.h
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sql_digest.h
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sql_digest_stream.h
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sql_do.h
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sql_error.h
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sql_explain.h
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sql_expression_cache.h
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sql_get_diagnostics.h
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sql_handler.h
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sql_help.h
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sql_hset.h
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sql_i_s.h
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sql_insert.h
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sql_join_cache.h
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sql_lex.h
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sql_lifo_buffer.h
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sql_limit.h
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sql_list.h
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sql_load.h
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sql_locale.h
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sql_manager.h
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sql_mode.h
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sql_parse.h
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sql_partition.h
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sql_partition_admin.h
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sql_plist.h
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sql_plugin.h
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sql_plugin_compat.h
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sql_prepare.h
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sql_priv.h
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sql_profile.h
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sql_reload.h
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sql_rename.h
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sql_repl.h
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sql_schema.h
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sql_select.h
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sql_sequence.h
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sql_servers.h
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sql_show.h
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sql_signal.h
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sql_sort.h
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sql_statistics.h
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sql_string.h
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sql_table.h
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sql_tablespace.h
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sql_test.h
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sql_time.h
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sql_trigger.h
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sql_truncate.h
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sql_tvc.h
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sql_type.h
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sql_type_fixedbin.h
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sql_type_fixedbin_storage.h
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sql_type_geom.h
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sql_type_int.h
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sql_type_json.h
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sql_type_real.h
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sql_type_string.h
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sql_udf.h
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sql_union.h
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sql_update.h
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sql_view.h
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sql_window.h
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ssl_compat.h
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strfunc.h
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structs.h
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sys_vars_shared.h
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t_ctype.h
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table.h
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table_cache.h
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thr_alarm.h
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thr_lock.h
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thr_malloc.h
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thr_timer.h
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thread_cache.h
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threadpool.h
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threadpool_generic.h
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threadpool_winsockets.h
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transaction.h
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tzfile.h
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tztime.h
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uniques.h
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unireg.h
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vers_string.h
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violite.h
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waiting_threads.h
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welcome_copyright_notice.h
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win_tzname_data.h
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winservice.h
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wqueue.h
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wsrep.h
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wsrep_applier.h
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wsrep_binlog.h
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wsrep_client_service.h
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wsrep_client_state.h
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wsrep_condition_variable.h
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wsrep_high_priority_service.h
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wsrep_mutex.h
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wsrep_mysqld.h
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wsrep_mysqld_c.h
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wsrep_on.h
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wsrep_priv.h
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wsrep_schema.h
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wsrep_server_service.h
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wsrep_server_state.h
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wsrep_sst.h
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wsrep_storage_service.h
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wsrep_thd.h
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wsrep_trans_observer.h
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wsrep_types.h
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wsrep_utils.h
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wsrep_var.h
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wsrep_xid.h
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xa.h
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Editing: wsrep_utils.h
/* Copyright (C) 2013-2015 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_UTILS_H #define WSREP_UTILS_H #include "wsrep_priv.h" #include "wsrep_mysqld.h" unsigned int wsrep_check_ip (const char* const addr, bool *is_ipv6); size_t wsrep_guess_ip (char* buf, size_t buf_len); /* returns the length of the host part of the address string */ size_t wsrep_host_len(const char* addr, size_t addr_len); namespace wsp { class Address { public: Address() : m_address_len(0), m_family(UNSPEC), m_port(0), m_valid(false) { memset(m_address, 0, sizeof(m_address)); } Address(const char *addr_in) : m_address_len(0), m_family(UNSPEC), m_port(0), m_valid(false) { memset(m_address, 0, sizeof(m_address)); parse_addr(addr_in); } bool is_valid() { return m_valid; } bool is_ipv6() { return (m_family == INET6); } const char* get_address() { return m_address; } size_t get_address_len() { return m_address_len; } int get_port() { return m_port; } void set_port(int port) { m_port= port; } private: enum family { UNSPEC= 0, INET, /* IPv4 */ INET6, /* IPv6 */ }; char m_address[256]; size_t m_address_len; family m_family; int m_port; bool m_valid; void parse_addr(const char *addr_in) { const char *start; const char *end; const char *port; const char* open_bracket= strchr(const_cast<char *>(addr_in), '['); const char* close_bracket= strchr(const_cast<char *>(addr_in), ']'); const char* colon= strchr(const_cast<char *>(addr_in), ':'); const char* dot= strchr(const_cast<char *>(addr_in), '.'); int cc= colon_count(addr_in); if (open_bracket != NULL || dot == NULL || (colon != NULL && (dot == NULL || colon < dot))) { // This could be an IPv6 address or a hostname if (open_bracket != NULL) { /* Sanity check: Address with '[' must include ']' */ if (close_bracket == NULL && open_bracket < close_bracket) /* Error: malformed address */ { m_valid= false; return; } start= open_bracket + 1; end= close_bracket; /* Check for port */ port= strchr(close_bracket, ':'); if ((port != NULL) && parse_port(port + 1)) { return; /* Error: invalid port */ } m_family= INET6; } else { switch (cc) { case 0: /* Hostname with no port */ start= addr_in; end= addr_in + strlen(addr_in); break; case 1: /* Hostname with port (host:port) */ start= addr_in; end= colon; if (parse_port(colon + 1)) return; /* Error: invalid port */ break; default: /* IPv6 address */ start= addr_in; end= addr_in + strlen(addr_in); m_family= INET6; break; } } } else { /* IPv4 address or hostname */ start= addr_in; if (colon != NULL) { /* Port */ end= colon; if (parse_port(colon + 1)) return; /* Error: invalid port */ } else { end= addr_in + strlen(addr_in); } } size_t len= end - start; /* Safety */ if (len >= sizeof(m_address)) { // The supplied address is too large to fit into the internal buffer. m_valid= false; return; } memcpy(m_address, start, len); m_address[len]= '\0'; m_address_len= ++ len; m_valid= true; return; } int colon_count(const char *addr) { int count= 0, i= 0; while(addr[i] != '\0') { if (addr[i] == ':') ++count; ++ i; } return count; } bool parse_port(const char *port) { errno= 0; /* Reset the errno */ m_port= strtol(port, NULL, 10); if (errno == EINVAL || errno == ERANGE) { m_port= 0; /* Error: invalid port */ m_valid= false; return true; } return false; } }; class Config_state { public: Config_state() : view_(), status_(wsrep::server_state::s_disconnected) {} void set(const wsrep::view& view) { wsrep_notify_status(status_, &view); lock(); view_= view; unlock(); } void set(enum wsrep::server_state::state status) { if (status == wsrep::server_state::s_donor || status == wsrep::server_state::s_synced) wsrep_notify_status(status, &view_); else wsrep_notify_status(status); lock(); status_= status; unlock(); } const wsrep::view& get_view_info() const { return view_; } enum wsrep::server_state::state get_status() const { return status_; } int lock() { return mysql_mutex_lock(&LOCK_wsrep_config_state); } int unlock() { return mysql_mutex_unlock(&LOCK_wsrep_config_state); } private: wsrep::view view_; enum wsrep::server_state::state status_; }; } /* namespace wsp */ extern wsp::Config_state *wsrep_config_state; namespace wsp { /* a class to manage env vars array */ class env { private: size_t len_; char** env_; int errno_; bool ctor_common(char** e); void dtor(); env& operator =(env); public: explicit env(char** env); explicit env(const env&); ~env(); int append(const char* var); /* add a new env. var */ int error() const { return errno_; } char** operator()() { return env_; } }; /* A small class to run external programs. */ class process { private: const char* const str_; FILE* io_; int err_; pid_t pid_; public: /*! @arg type is a pointer to a null-terminated string which must contain either the letter 'r' for reading or the letter 'w' for writing. @arg env optional null-terminated vector of environment variables */ process (const char* cmd, const char* type, char** env); ~process (); FILE* pipe () { return io_; } int error() { return err_; } int wait (); const char* cmd() { return str_; } }; class thd { class thd_init { public: thd_init() { my_thread_init(); } ~thd_init() { my_thread_end(); } } init; thd (const thd&); thd& operator= (const thd&); public: thd(my_bool wsrep_on, bool system_thread=false); ~thd(); THD* const ptr; }; class string { public: string() : string_(0) {} explicit string(size_t s) : string_(static_cast<char*>(malloc(s))) {} char* operator()() { return string_; } void set(char* str) { if (string_) free (string_); string_= str; } ~string() { set (0); } private: char* string_; }; /* scope level lock */ class auto_lock { public: auto_lock(mysql_mutex_t* m) : m_(m) { mysql_mutex_lock(m_); } ~auto_lock() { mysql_mutex_unlock(m_); } private: mysql_mutex_t& operator =(mysql_mutex_t&); mysql_mutex_t* const m_; }; #ifdef REMOVED class lock { pthread_mutex_t* const mtx_; public: lock (pthread_mutex_t* mtx) : mtx_(mtx) { int err= pthread_mutex_lock (mtx_); if (err) { WSREP_ERROR("Mutex lock failed: %s", strerror(err)); abort(); } } virtual ~lock () { int err= pthread_mutex_unlock (mtx_); if (err) { WSREP_ERROR("Mutex unlock failed: %s", strerror(err)); abort(); } } inline void wait (pthread_cond_t* cond) { pthread_cond_wait (cond, mtx_); } private: lock (const lock&); lock& operator=(const lock&); }; class monitor { int mutable refcnt; pthread_mutex_t mutable mtx; pthread_cond_t mutable cond; public: monitor() : refcnt(0) { pthread_mutex_init (&mtx, NULL); pthread_cond_init (&cond, NULL); } ~monitor() { pthread_mutex_destroy (&mtx); pthread_cond_destroy (&cond); } void enter() const { lock l(&mtx); while (refcnt) { l.wait(&cond); } refcnt++; } void leave() const { lock l(&mtx); refcnt--; if (refcnt == 0) { pthread_cond_signal (&cond); } } private: monitor (const monitor&); monitor& operator= (const monitor&); }; class critical { const monitor& mon; public: critical(const monitor& m) : mon(m) { mon.enter(); } ~critical() { mon.leave(); } private: critical (const critical&); critical& operator= (const critical&); }; #endif } // namespace wsrep #endif /* WSREP_UTILS_H */
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