68 lines
1.3 KiB
C++
68 lines
1.3 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
// Copyright The Music Player Daemon Project
|
|
|
|
#ifndef MPD_NEIGHBOR_ALL_HXX
|
|
#define MPD_NEIGHBOR_ALL_HXX
|
|
|
|
#include "thread/Mutex.hxx"
|
|
|
|
#include <forward_list>
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
struct ConfigData;
|
|
class EventLoop;
|
|
class NeighborExplorer;
|
|
class NeighborListener;
|
|
struct NeighborInfo;
|
|
|
|
/**
|
|
* A class that initializes and opens all configured neighbor plugins.
|
|
*/
|
|
class NeighborGlue {
|
|
struct Explorer {
|
|
const std::string name;
|
|
std::unique_ptr<NeighborExplorer> explorer;
|
|
|
|
template<typename N, typename E>
|
|
Explorer(N &&_name, E &&_explorer) noexcept
|
|
:name(std::forward<N>(_name)),
|
|
explorer(std::forward<E>(_explorer)) {}
|
|
|
|
Explorer(const Explorer &) = delete;
|
|
};
|
|
|
|
Mutex mutex;
|
|
|
|
std::forward_list<Explorer> explorers;
|
|
|
|
public:
|
|
typedef std::forward_list<NeighborInfo> List;
|
|
|
|
NeighborGlue() noexcept;
|
|
NeighborGlue(const NeighborGlue &) = delete;
|
|
~NeighborGlue() noexcept;
|
|
|
|
bool IsEmpty() const noexcept {
|
|
return explorers.empty();
|
|
}
|
|
|
|
/**
|
|
* Throws std::runtime_error on error.
|
|
*/
|
|
void Init(const ConfigData &config, EventLoop &loop,
|
|
NeighborListener &listener);
|
|
|
|
void Open();
|
|
void Close() noexcept;
|
|
|
|
/**
|
|
* Get the combined list of all neighbors from all active
|
|
* plugins.
|
|
*/
|
|
[[gnu::pure]]
|
|
List GetList() const noexcept;
|
|
};
|
|
|
|
#endif
|