mm/translation: let user choose the return type as template parameter

this can avoid sooo many reinterpret_cast<> in application code

include/villas/memory_manager.hpp

@@ -30,8 +30,14 @@ public:
 	MemoryTranslation(uintptr_t src, uintptr_t dst, size_t size) :
 	    src(src), dst(dst), size(size) {}
 
-	uintptr_t
-	getLocalAddr(uintptr_t addrInForeignAddrSpace) const;
+	template<typename ReturnType = uintptr_t>
+	ReturnType
+	getLocalAddr(uintptr_t addrInForeignAddrSpace) const
+	{
+		assert(addrInForeignAddrSpace >= dst);
+		assert(addrInForeignAddrSpace < (dst + size));
+		return reinterpret_cast<ReturnType>(src + addrInForeignAddrSpace - dst);
+	}
 
 	uintptr_t
 	getForeignAddr(uintptr_t addrInLocalAddrSpace) const;

lib/common/memory_manager.cpp

@@ -148,13 +148,6 @@ MemoryManager::pathCheck(const MemoryGraph::Path& path)
 	return true;
 }
 
-uintptr_t
-MemoryTranslation::getLocalAddr(uintptr_t addrInForeignAddrSpace) const
-{
-	assert(addrInForeignAddrSpace >= dst);
-	assert(addrInForeignAddrSpace < (dst + size));
-	return src + addrInForeignAddrSpace - dst;
-}
 
 uintptr_t
 MemoryTranslation::getForeignAddr(uintptr_t addrInLocalAddrSpace) const