Merge tag 'v0.20.12'

release v0.20.12

5 files changed, 99 insertions, 19 deletions

diff --git a/src/lib/upnp/Callback.hxx b/src/lib/upnp/Callback.hxx
index f232a6cd2..544bd9d41 100644
--- a/src/lib/upnp/Callback.hxx
+++ b/src/lib/upnp/Callback.hxx
@@ -40,7 +40,7 @@ public:
 		return *(UpnpCallback *)cookie;
 	}
 
-	virtual int Invoke(Upnp_EventType et, void *evp) noexcept = 0;
+	virtual int Invoke(Upnp_EventType et, const void *evp) noexcept = 0;
 };
 
 #endif
diff --git a/src/lib/upnp/ClientInit.cxx b/src/lib/upnp/ClientInit.cxx
index b320beb79..b2f6b3348 100644
--- a/src/lib/upnp/ClientInit.cxx
+++ b/src/lib/upnp/ClientInit.cxx
@@ -33,7 +33,12 @@ static unsigned upnp_client_ref;
 static UpnpClient_Handle upnp_client_handle;
 
 static int
-UpnpClientCallback(Upnp_EventType et, void *evp, void *cookie) noexcept
+UpnpClientCallback(Upnp_EventType et,
+#if UPNP_VERSION >= 10800
+		   const
+#endif
+		   void *evp,
+		   void *cookie) noexcept
 {
 	if (cookie == nullptr)
 		/* this is the cookie passed to UpnpRegisterClient();
diff --git a/src/lib/upnp/Compat.hxx b/src/lib/upnp/Compat.hxx
new file mode 100644
index 000000000..2e2d2f1de
--- /dev/null
+++ b/src/lib/upnp/Compat.hxx
@@ -0,0 +1,69 @@
+/*
+ * 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.
+ */
+
+#ifndef MPD_UPNP_COMPAT_HXX
+#define MPD_UPNP_COMPAT_HXX
+
+#include <upnp/upnp.h>
+
+#if UPNP_VERSION < 10800
+#include "Compiler.h"
+
+/* emulate the libupnp 1.8 API with older versions */
+
+using UpnpDiscovery = Upnp_Discovery;
+
+gcc_pure
+static inline int
+UpnpDiscovery_get_Expires(const UpnpDiscovery *disco) noexcept
+{
+  return disco->Expires;
+}
+
+gcc_pure
+static inline const char *
+UpnpDiscovery_get_DeviceID_cstr(const UpnpDiscovery *disco) noexcept
+{
+  return disco->DeviceId;
+}
+
+gcc_pure
+static inline const char *
+UpnpDiscovery_get_DeviceType_cstr(const UpnpDiscovery *disco) noexcept
+{
+  return disco->DeviceType;
+}
+
+gcc_pure
+static inline const char *
+UpnpDiscovery_get_ServiceType_cstr(const UpnpDiscovery *disco) noexcept
+{
+  return disco->ServiceType;
+}
+
+gcc_pure
+static inline const char *
+UpnpDiscovery_get_Location_cstr(const UpnpDiscovery *disco) noexcept
+{
+  return disco->Location;
+}
+
+#endif
+
+#endif
diff --git a/src/lib/upnp/Discovery.cxx b/src/lib/upnp/Discovery.cxx
index 33218ba79..27dedac62 100644
--- a/src/lib/upnp/Discovery.cxx
+++ b/src/lib/upnp/Discovery.cxx
@@ -33,12 +33,13 @@
 #include <string.h>
 
 UPnPDeviceDirectory::Downloader::Downloader(UPnPDeviceDirectory &_parent,
-					    const Upnp_Discovery &disco)
+					    const UpnpDiscovery &disco)
 	:defer_start_event(_parent.GetEventLoop(),
 			   BIND_THIS_METHOD(OnDeferredStart)),
 	 parent(_parent),
-	 id(disco.DeviceId), url(disco.Location),
-	 expires(std::chrono::seconds(disco.Expires)),
+	 id(UpnpDiscovery_get_DeviceID_cstr(&disco)),
+	 url(UpnpDiscovery_get_Location_cstr(&disco)),
+	 expires(std::chrono::seconds(UpnpDiscovery_get_Expires(&disco))),
 	 request(*parent.curl, url.c_str(), *this)
 {
 	parent.downloaders.push_back(*this);
@@ -170,10 +171,10 @@ UPnPDeviceDirectory::LockRemove(const std::string &id)
 }
 
 inline int
-UPnPDeviceDirectory::OnAlive(Upnp_Discovery *disco) noexcept
+UPnPDeviceDirectory::OnAlive(const UpnpDiscovery *disco) noexcept
 {
-	if (isMSDevice(disco->DeviceType) ||
-	    isCDService(disco->ServiceType)) {
+	if (isMSDevice(UpnpDiscovery_get_DeviceType_cstr(disco)) ||
+	    isCDService(UpnpDiscovery_get_ServiceType_cstr(disco))) {
 		try {
 			auto *downloader = new Downloader(*this, *disco);
 
@@ -196,12 +197,12 @@ UPnPDeviceDirectory::OnAlive(Upnp_Discovery *disco) noexcept
 }
 
 inline int
-UPnPDeviceDirectory::OnByeBye(Upnp_Discovery *disco) noexcept
+UPnPDeviceDirectory::OnByeBye(const UpnpDiscovery *disco) noexcept
 {
-	if (isMSDevice(disco->DeviceType) ||
-	    isCDService(disco->ServiceType)) {
+	if (isMSDevice(UpnpDiscovery_get_DeviceType_cstr(disco)) ||
+	    isCDService(UpnpDiscovery_get_ServiceType_cstr(disco))) {
 		// Device signals it is going off.
-		LockRemove(disco->DeviceId);
+		LockRemove(UpnpDiscovery_get_DeviceID_cstr(disco));
 	}
 
 	return UPNP_E_SUCCESS;
@@ -212,19 +213,19 @@ UPnPDeviceDirectory::OnByeBye(Upnp_Discovery *disco) noexcept
 // Example: ContentDirectories appearing and disappearing from the network
 // We queue a task for our worker thread(s)
 int
-UPnPDeviceDirectory::Invoke(Upnp_EventType et, void *evp) noexcept
+UPnPDeviceDirectory::Invoke(Upnp_EventType et, const void *evp) noexcept
 {
 	switch (et) {
 	case UPNP_DISCOVERY_SEARCH_RESULT:
 	case UPNP_DISCOVERY_ADVERTISEMENT_ALIVE:
 		{
-			Upnp_Discovery *disco = (Upnp_Discovery *)evp;
+			auto *disco = (const UpnpDiscovery *)evp;
 			return OnAlive(disco);
 		}
 
 	case UPNP_DISCOVERY_ADVERTISEMENT_BYEBYE:
 		{
-			Upnp_Discovery *disco = (Upnp_Discovery *)evp;
+			auto *disco = (const UpnpDiscovery *)evp;
 			return OnByeBye(disco);
 		}
 
diff --git a/src/lib/upnp/Discovery.hxx b/src/lib/upnp/Discovery.hxx
index a0a79157f..eb6297a73 100644
--- a/src/lib/upnp/Discovery.hxx
+++ b/src/lib/upnp/Discovery.hxx
@@ -20,6 +20,7 @@
 #ifndef _UPNPPDISC_H_X_INCLUDED_
 #define _UPNPPDISC_H_X_INCLUDED_
 
+#include "Compat.hxx"
 #include "Callback.hxx"
 #include "Device.hxx"
 #include "lib/curl/Init.hxx"
@@ -39,6 +40,10 @@
 #include <memory>
 #include <chrono>
 
+#if UPNP_VERSION < 10800
+#define UpnpDiscovery Upnp_Discovery
+#endif
+
 class ContentDirectoryService;
 
 class UPnPDiscoveryListener {
@@ -100,7 +105,7 @@ class UPnPDeviceDirectory final : UpnpCallback {
 
 	public:
 		Downloader(UPnPDeviceDirectory &_parent,
-			   const Upnp_Discovery &disco);
+			   const UpnpDiscovery &disco);
 
 		void Start() noexcept {
 			defer_start_event.Schedule();
@@ -184,11 +189,11 @@ private:
 	void LockAdd(ContentDirectoryDescriptor &&d);
 	void LockRemove(const std::string &id);
 
-	int OnAlive(Upnp_Discovery *disco) noexcept;
-	int OnByeBye(Upnp_Discovery *disco) noexcept;
+	int OnAlive(const UpnpDiscovery *disco) noexcept;
+	int OnByeBye(const UpnpDiscovery *disco) noexcept;
 
 	/* virtual methods from class UpnpCallback */
-	int Invoke(Upnp_EventType et, void *evp) noexcept override;
+	int Invoke(Upnp_EventType et, const void *evp) noexcept override;
 };