King_DuckZ/dindexer
1
0
Fork 0
mirror of https://github.com/KingDuckZ/dindexer.git synced 2025-07-02 14:04:22 +00:00
Code Issues Releases Wiki Activity

Create intermediate backend lib to help loading backend plugins.

Browse source
This commit is contained in:
King_DuckZ 2016-05-27 20:28:26 +02:00
parent 1fd51f75ba
commit 064fc0cf1a
11 changed files with 429 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

59
include/backends/backend_loader.hpp Normal file
View file

@ -0,0 +1,59 @@
/* Copyright 2015, 2016, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" 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, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef id756A258A98B24B0DB2529BCEEC5137E2
#define id756A258A98B24B0DB2529BCEEC5137E2
#include <string>
#include <memory>
#include <boost/utility/string_ref.hpp>
namespace YAML {
class Node;
} //namespace YAML
namespace dindb {
class Backend;
using BackendPtr = std::unique_ptr<dindb::Backend, void(*)(dindb::Backend*)>;
class BackendPlugin {
public:
BackendPlugin ( void );
BackendPlugin ( BackendPlugin&& ) = default;
BackendPlugin ( const std::string& parSOPath, const YAML::Node* parConfig );
~BackendPlugin ( void ) noexcept;
const boost::string_ref& name ( void ) const;
Backend& backend ( void );
const Backend& backend ( void ) const;
bool is_loaded ( void ) const;
BackendPlugin& operator= ( BackendPlugin&& ) = default;
private:
using SoHandle = std::unique_ptr<void, int(*)(void*)>;
SoHandle m_lib;
BackendPtr m_backend;
boost::string_ref m_name;
};
std::string backend_name ( const std::string& parSOPath );
} //namespace dindb
#endif

49
include/backends/db_backend.hpp Normal file
View file

@ -0,0 +1,49 @@
/* Copyright 2015, 2016, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" 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, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef id7506CA9825454B80856154ACFE8A9DE2
#define id7506CA9825454B80856154ACFE8A9DE2
#include "backends/backend_loader.hpp"
#include <cstdint>
#include <string>
#include <vector>
#include <boost/utility/string_ref.hpp>
namespace dindb {
using GroupIDType = uint32_t;
using FileIDType = uint64_t;
constexpr const GroupIDType InvalidGroupID = 0;
constexpr const FileIDType InvalidFileID = 0;
class Backend {
public:
Backend ( void ) = default;
virtual ~Backend ( void ) noexcept = default;
virtual void tag_files ( const std::vector<FileIDType>& parFiles, const std::vector<boost::string_ref>& parTags, GroupIDType parSet ) const = 0;
virtual void tag_files ( const std::vector<std::string>& parRegexes, const std::vector<boost::string_ref>& parTags, GroupIDType parSet ) const = 0;
virtual void delete_tags ( const std::vector<FileIDType>& parFiles, const std::vector<boost::string_ref>& parTags, GroupIDType parSet ) const = 0;
virtual void delete_tags ( const std::vector<std::string>& parRegexes, const std::vector<boost::string_ref>& parTags, GroupIDType parSet ) const = 0;
virtual void delete_all_tags ( const std::vector<FileIDType>& parFiles, GroupIDType parSet ) const = 0;
virtual void delete_all_tags ( const std::vector<std::string>& parRegexes, GroupIDType parSet ) const = 0;
};
} //namespace dindb
#endif

33
include/backends/exposed_functions.hpp Normal file
View file

@ -0,0 +1,33 @@
/* Copyright 2015, 2016, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" 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, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" 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 "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef idA9E47E37E2FA49EE84C2E93FB701C368
#define idA9E47E37E2FA49EE84C2E93FB701C368
namespace YAML {
class Node;
} //namespace YAML
namespace dindb {
class Backend;
} //namespace dindb
extern "C" dindb::Backend* dindexer_create_backend ( const YAML::Node* parConfig );
extern "C" void dindexer_destroy_backend ( dindb::Backend* parDele );
extern "C" const char* dindexer_backend_name ( void );
#endif