mpd/src/input/Open.cxx
2017-01-03 20:48:59 +01:00

69 lines
1.7 KiB
C++

/*
* Copyright 2003-2017 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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 2 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 General Public License for more details.
*
* You should have received a copy of the GNU 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.
*/
#include "config.h"
#include "InputStream.hxx"
#include "Registry.hxx"
#include "InputPlugin.hxx"
#include "LocalOpen.hxx"
#include "Domain.hxx"
#include "plugins/RewindInputPlugin.hxx"
#include "fs/Traits.hxx"
#include "fs/AllocatedPath.hxx"
#include <stdexcept>
InputStreamPtr
InputStream::Open(const char *url,
Mutex &mutex, Cond &cond)
{
if (PathTraitsUTF8::IsAbsolute(url)) {
const auto path = AllocatedPath::FromUTF8Throw(url);
return OpenLocalInputStream(path, mutex, cond);
}
input_plugins_for_each_enabled(plugin) {
InputStream *is;
is = plugin->open(url, mutex, cond);
if (is != nullptr) {
is = input_rewind_open(is);
return InputStreamPtr(is);
}
}
throw std::runtime_error("Unrecognized URI");
}
InputStreamPtr
InputStream::OpenReady(const char *uri,
Mutex &mutex, Cond &cond)
{
auto is = Open(uri, mutex, cond);
{
const std::lock_guard<Mutex> protect(mutex);
is->WaitReady();
is->Check();
}
return is;
}