- create stubs required for ZDoom/gzdoom#2514

source/common/audio/sound/s_sound.cpp

@@ -749,9 +749,8 @@ sfxinfo_t *SoundEngine::LoadSound(sfxinfo_t *sfx)
 		{
 			auto sfxp = sfxdata.data();
 			int32_t dmxlen = LittleLong(((int32_t *)sfxp)[1]);
-
 			// If the sound is voc, use the custom loader.
-			if (memcmp (sfxp, "Creative Voice File", 19) == 0)
+			if (size > 19 && memcmp (sfxp, "Creative Voice File", 19) == 0)
 			{
 				sfx->data = GSnd->LoadSoundVoc(sfxp, size);
 			}

source/common/filesystem/source/file_directory.cpp

@@ -132,7 +132,7 @@ int FDirectory::AddDirectory(const char *dirpath, LumpFilterInfo* filter, FileSy
 					// On Linux this is important because its file system is case sensitive,
 					// but even on Windows the Unicode normalization is destructive 
 					// for some characters and cannot be used for file names.
-					// Examples for this are the Turkish 'i's or the German ß.
+					// Examples for this are the Turkish 'i's or the German ß.
 					SystemFilePath[count] = stringpool->Strdup(entry.FilePathRel.c_str());
 					// for internal access we use the normalized form of the relative path.
 					// this is fine because the paths that get compared against this will also be normalized.

source/common/objects/dobject.cpp

@@ -317,6 +317,8 @@ void DObject::Release()
 
 void DObject::Destroy ()
 {
+	RemoveFromNetwork();
+
 	// We cannot call the VM during shutdown because all the needed data has been or is in the process of being deleted.
 	if (PClass::bVMOperational)
 	{
@@ -569,8 +571,15 @@ void DObject::Serialize(FSerializer &arc)
 
 	SerializeFlag("justspawned", OF_JustSpawned);
 	SerializeFlag("spawned", OF_Spawned);
-
+	SerializeFlag("networked", OF_Networked);
+
 	ObjectFlags |= OF_SerialSuccess;
+
+	if (arc.isReading() && (ObjectFlags & OF_Networked))
+	{
+		ClearNetworkID();
+		EnableNetworking(true);
+	}
 }
 
 void DObject::CheckIfSerialized () const
@@ -585,7 +594,6 @@ void DObject::CheckIfSerialized () const
 	}
 }
 
-
 DEFINE_ACTION_FUNCTION(DObject, MSTime)
 {
 	ACTION_RETURN_INT((uint32_t)I_msTime());

source/common/objects/dobject.h

@@ -351,6 +351,18 @@ class DObject
 		friend T* Create(Args&&... args);
 
 	friend class JitCompiler;
+
+private:
+	// This is intentionally left unserialized.
+	uint32_t _networkID;
+
+public:
+	inline bool IsNetworked() const { return (ObjectFlags & OF_Networked); }
+	inline uint32_t GetNetworkID() const { return _networkID; }
+	void SetNetworkID(const uint32_t id);
+	void ClearNetworkID();
+	void RemoveFromNetwork();
+	virtual void EnableNetworking(const bool enable);
 };
 
 // This is the only method aside from calling CreateNew that should be used for creating DObjects

source/common/objects/dobjgc.h

@@ -26,6 +26,7 @@ enum EObjectFlags
 	OF_Transient		= 1 << 11,		// Object should not be archived (references to it will be nulled on disk)
 	OF_Spawned			= 1 << 12,      // Thinker was spawned at all (some thinkers get deleted before spawning)
 	OF_Released			= 1 << 13,		// Object was released from the GC system and should not be processed by GC function
+	OF_Networked		= 1 << 14,		// Object has a unique network identifier that makes it synchronizable between all clients.
 };
 
 template<class T> class TObjPtr;

source/core/vmstubs.cpp

@@ -1,8 +1,22 @@
-#include "common/engine/palettecontainer.h"
 #include "name.h"
 #include "dobject.h"
 
 bool ShouldAllowGameSpecificVirtual(FName name, unsigned index, PType* arg, PType* varg)
 {
-    return false;
+	return false;
 }
+
+void DObject::EnableNetworking(const bool enable)
+{
+	return;
+}
+
+void DObject::RemoveFromNetwork(void)
+{
+	return;
+}
+
+void DObject::ClearNetworkID()
+{
+	return;
+}