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authorJean-Francois Dockes <jf@dockes.org>2013-11-01 19:26:01 +0100
committerMax Kellermann <max@duempel.org>2014-01-09 20:56:00 +0100
commit406452f019f097bf52d8db529eabe8dd2d0e977a (patch)
treed70ce0b620cc97ed9d352f89063fa7cecffd6341 /src/db/upnp/upnpplib.hxx
parent12b139beafc191d02277e7ce97b4c59f7bb0c095 (diff)
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UPnP database plugin
[mk: renamed source files, applied coding style, reduced bloat, using MPD's threading library, using MPD's error reporting and logging library and refactoring, fixed lots of bugs]
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diff --git a/src/db/upnp/upnpplib.hxx b/src/db/upnp/upnpplib.hxx
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+/*
+ * Copyright (C) 2003-2014 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.
+ */
+
+#ifndef _LIBUPNP_H_X_INCLUDED_
+#define _LIBUPNP_H_X_INCLUDED_
+
+#include "thread/Mutex.hxx"
+#include "util/Error.hxx"
+
+#include <string>
+#include <map>
+
+#include <upnp/upnp.h>
+#include <upnp/upnptools.h>
+
+/** Our link to libupnp. Initialize and keep the handle around */
+class LibUPnP {
+ // A Handler object records the data from registerHandler.
+ class Handler {
+ public:
+ Handler(Upnp_FunPtr h, void *c)
+ : handler(h), cookie(c) {}
+ Upnp_FunPtr handler;
+ void *cookie;
+ };
+
+ Error init_error;
+ UpnpClient_Handle m_clh;
+ Mutex m_mutex;
+ std::map<Upnp_EventType, Handler> m_handlers;
+
+ LibUPnP();
+
+ LibUPnP(const LibUPnP &) = delete;
+ LibUPnP &operator=(const LibUPnP &) = delete;
+
+ static int o_callback(Upnp_EventType, void *, void *);
+
+public:
+ ~LibUPnP();
+
+ /** Retrieve the singleton LibUPnP object */
+ static LibUPnP *getLibUPnP(Error &error);
+
+ /** Set log file name and activate logging.
+ *
+ * @param fn file name to use. Use empty string to turn logging off
+ */
+ bool setLogFileName(const std::string& fn);
+
+ /** Set max library buffer size for reading content from servers.
+ * The default is 200k and should be ok */
+ void setMaxContentLength(int bytes);
+
+ /** Check state after initialization */
+ bool ok() const
+ {
+ return !init_error.IsDefined();
+ }
+
+ /** Retrieve init error if state not ok */
+ const Error &GetInitError() const {
+ return init_error;
+ }
+
+ void registerHandler(Upnp_EventType et, Upnp_FunPtr handler, void *cookie);
+
+ UpnpClient_Handle getclh()
+ {
+ return m_clh;
+ }
+
+ /** Translate integer error code (UPNP_E_XXX) to string */
+ static std::string errAsString(const std::string& who, int code);
+};
+
+#endif /* _LIBUPNP.H_X_INCLUDED_ */