41 lines
922 B
C++
41 lines
922 B
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#ifndef MPD_UPNP_ACTION_HXX
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#define MPD_UPNP_ACTION_HXX
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#include <upnptools.h>
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static constexpr unsigned
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CountNameValuePairs() noexcept
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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 constexpr unsigned
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CountNameValuePairs([[maybe_unused]] const char *name, [[maybe_unused]] const char *value,
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Args... args) noexcept
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{
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return 1 + CountNameValuePairs(args...);
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}
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#ifdef USING_PUPNP
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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) noexcept
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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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#endif
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