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101 lines
3.2 KiB
101 lines
3.2 KiB
5 months ago
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/* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include <string.h>
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#include "m_ctype.h"
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#include "my_dbug.h"
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#include "sql/rpl_gtid.h"
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// const int Gtid_specification::MAX_TEXT_LENGTH;
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#ifdef MYSQL_SERVER
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enum_return_status Gtid_specification::parse(Sid_map *sid_map,
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const char *text) {
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DBUG_TRACE;
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DBUG_ASSERT(text != nullptr);
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if (my_strcasecmp(&my_charset_latin1, text, "AUTOMATIC") == 0) {
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type = AUTOMATIC_GTID;
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gtid.sidno = 0;
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gtid.gno = 0;
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} else if (my_strcasecmp(&my_charset_latin1, text, "ANONYMOUS") == 0) {
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type = ANONYMOUS_GTID;
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gtid.sidno = 0;
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gtid.gno = 0;
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} else {
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PROPAGATE_REPORTED_ERROR(gtid.parse(sid_map, text));
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type = ASSIGNED_GTID;
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}
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RETURN_OK;
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}
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bool Gtid_specification::is_valid(const char *text) {
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DBUG_TRACE;
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DBUG_ASSERT(text != nullptr);
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if (my_strcasecmp(&my_charset_latin1, text, "AUTOMATIC") == 0)
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return true;
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else if (my_strcasecmp(&my_charset_latin1, text, "ANONYMOUS") == 0)
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return true;
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else
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return Gtid::is_valid(text);
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}
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#endif // ifdef MYSQL_SERVER
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int Gtid_specification::to_string(const rpl_sid *sid, char *buf) const {
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DBUG_TRACE;
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switch (type) {
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case AUTOMATIC_GTID:
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strcpy(buf, "AUTOMATIC");
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return 9;
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case NOT_YET_DETERMINED_GTID:
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/*
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This can happen if user issues SELECT @@SESSION.GTID_NEXT
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immediately after a BINLOG statement containing a
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Format_description_log_event.
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*/
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strcpy(buf, "NOT_YET_DETERMINED");
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return 18;
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case ANONYMOUS_GTID:
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strcpy(buf, "ANONYMOUS");
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return 9;
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/*
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UNDEFINED_GTID must be printed like ASSIGNED_GTID because of
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SELECT @@SESSION.GTID_NEXT.
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*/
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case UNDEFINED_GTID:
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case ASSIGNED_GTID:
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return gtid.to_string(*sid, buf);
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}
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DBUG_ASSERT(0);
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return 0;
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}
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int Gtid_specification::to_string(const Sid_map *sid_map, char *buf,
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bool need_lock) const {
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return to_string(type == ASSIGNED_GTID || type == UNDEFINED_GTID
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? &sid_map->sidno_to_sid(gtid.sidno, need_lock)
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: nullptr,
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buf);
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}
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