74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/*
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* Copyright 2003-2017 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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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 for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPD_INPUT_PLUGIN_HXX
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#define MPD_INPUT_PLUGIN_HXX
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#include "Ptr.hxx"
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struct ConfigBlock;
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class Mutex;
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class Cond;
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class EventLoop;
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class RemoteTagScanner;
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class RemoteTagHandler;
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struct InputPlugin {
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const char *name;
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/**
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* Global initialization. This method is called when MPD starts.
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*
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* Throws #PluginUnavailable if the plugin is not available
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* and shall be disabled.
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*
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* Throws std::runtime_error on (fatal) error.
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*/
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void (*init)(EventLoop &event_loop, const ConfigBlock &block);
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/**
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* Global deinitialization. Called once before MPD shuts
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* down (only if init() has returned true).
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*/
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void (*finish)();
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/**
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* Attempt to open the given URI. Returns nullptr if the
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* plugin does not support this URI.
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*
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* Throws std::runtime_error on error.
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*/
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InputStreamPtr (*open)(const char *uri,
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Mutex &mutex, Cond &cond);
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/**
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* Prepare a #RemoteTagScanner. The operation must be started
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* using RemoteTagScanner::Start(). Returns nullptr if the
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* plugin does not support this URI.
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*
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* Throws on error.
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*
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* @return nullptr if the given URI is not supported.
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*/
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std::unique_ptr<RemoteTagScanner> (*scan_tags)(const char *uri,
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RemoteTagHandler &handler) = nullptr;
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};
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#endif
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