/*****************************************************************************
* FileHandler.hpp : UPnP server module header
*****************************************************************************
* Copyright © 2021 VLC authors and VideoLAN
*
* Authors: Alaric Senat <alaric@videolabs.io>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef FILEHANDLER_HPP
#define FILEHANDLER_HPP
#include <memory>
#include <upnp.h>
#if UPNP_VERSION >= 11400
#include <upnp/UpnpFileInfo.h>
#else
#include <upnp/FileInfo.h>
#endif
struct vlc_object_t;
namespace ml
{
struct MediaLibraryContext;
};
/// This interface reflects the common behaviour of upnp's file handlers.
/// The FileHandler is used to serve the content of a named file to the http server.
/// The file can be whatever: present on the fs, live streamed, etc.
class FileHandler
{
public:
virtual bool get_info(UpnpFileInfo &info) = 0;
virtual bool open(vlc_object_t *) = 0;
virtual size_t read(uint8_t[], size_t) noexcept = 0;
enum class SeekType : int
{
Set = SEEK_SET,
Current = SEEK_CUR,
End = SEEK_END
};
virtual bool seek(SeekType, off_t) noexcept = 0;
virtual ~FileHandler() = default;
};
/// Parses the url and return the needed FileHandler implementation
/// All the informations about what FileHandler implementation is to be chosen is locatied either in
/// the url
std::unique_ptr<FileHandler> parse_url(const char *url, const ml::MediaLibraryContext &);
#endif /* FILEHANDLER_HPP */
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland