2014-01-18 15:27:54 +01:00
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/*
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2017-01-03 20:48:59 +01:00
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* Copyright 2003-2017 The Music Player Daemon Project
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2014-01-18 15:27:54 +01:00
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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_UPNP_ACTION_HXX
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#define MPD_UPNP_ACTION_HXX
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#include "Compiler.h"
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#include <upnp/upnptools.h>
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static inline constexpr unsigned
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CountNameValuePairs()
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{
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return 0;
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}
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template<typename... Args>
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static inline constexpr unsigned
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CountNameValuePairs(gcc_unused const char *name, gcc_unused const char *value,
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Args... args)
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{
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return 1 + CountNameValuePairs(args...);
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}
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/**
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* A wrapper for UpnpMakeAction() that counts the number of name/value
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* pairs and adds the nullptr sentinel.
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*/
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template<typename... Args>
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static inline IXML_Document *
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MakeActionHelper(const char *action_name, const char *service_type,
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Args... args)
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{
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const unsigned n = CountNameValuePairs(args...);
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return UpnpMakeAction(action_name, service_type, n,
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args...,
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nullptr, nullptr);
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}
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#endif
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