56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
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Copyright (c) 2017, 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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*/
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// Implements
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#include "ndb_plugin_reference.h"
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#include "mysql/mysql_lex_string.h"
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// Using interface defined in
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#include "mysql/plugin.h"
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// Using
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#include "sql/sql_plugin.h"
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Ndb_plugin_reference::Ndb_plugin_reference() : plugin(nullptr) {}
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bool Ndb_plugin_reference::lock() {
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const LEX_CSTRING plugin_name = {STRING_WITH_LEN("ndbcluster")};
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// Resolve reference to "ndbcluster plugin"
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plugin = plugin_lock_by_name(NULL, plugin_name, MYSQL_STORAGE_ENGINE_PLUGIN);
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if (!plugin) return false;
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return true;
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}
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st_plugin_int *Ndb_plugin_reference::handle() const {
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return plugin_ref_to_int(plugin);
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}
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Ndb_plugin_reference::~Ndb_plugin_reference() {
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if (plugin) {
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// Unlock the "ndbcluster_plugin" reference
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plugin_unlock(NULL, plugin);
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}
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}
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