Changeset 3277

Timestamp:

Jul 12, 2009, 7:20:39 PM (15 years ago)

Author:

scheusso

Message:

fixed a 64bit issue and inserted some static asserts to prevent further runtime errors with function pointer sizes bigger than expected …

File:

• code/branches/netp6/src/network/NetworkFunction.h (modified) (6 diffs)

code/branches/netp6/src/network/NetworkFunction.h

@@ -37 +37 @@
 #include <string>
 #include <boost/preprocessor/cat.hpp>
+#include <boost/static_assert.hpp>
 
 #include "core/OrxonoxClass.h"
@@ -46 +47 @@
 {
 
-#ifdef ORXONOX_COMPILER_GCC
+#if defined(ORXONOX_COMPILER_GCC) && defined(ORXONOX_ARCH_32)
 static const unsigned int MAX_FUNCTION_POINTER_SIZE = 8;
-#else //ORXONOX_COMPILER_GCC
+#else
 static const unsigned int MAX_FUNCTION_POINTER_SIZE = 16;
 #endif //ORXONOX_COMPILER_GCC
@@ -57 +58 @@
   bool operator<(const NetworkFunctionPointer& b) const
   {
-#ifdef ORXONOX_COMPILER_GCC
+#if defined(ORXONOX_COMPILER_GCC) && defined(ORXONOX_ARCH_32)
     return pointer[0]<b.pointer[0] ? true : pointer[1]<b.pointer[1];
 #else //ORXONOX_COMPILER_GCC
@@ -195 +196 @@
 template<class T> inline void copyPtr( T ptr, NetworkFunctionPointer& destptr)
 {
-  memset((uint8_t*)&destptr + sizeof(T), 0, sizeof(NetworkFunctionPointer)-sizeof(T));
+  if( sizeof(NetworkFunctionPointer)-sizeof(T) > 0)
+    memset((uint8_t*)&destptr + sizeof(T), 0, sizeof(NetworkFunctionPointer)-sizeof(T));
   T p2 = ptr;
   memcpy( &destptr, &p2, sizeof(T) );
@@ -204 +206 @@
 template<class T> inline void* registerStaticNetworkFunctionFct( T ptr, const std::string& name )
 {
+  BOOST_STATIC_ASSERT( sizeof(T)<=sizeof(NetworkFunctionPointer) ); // if this fails your compiler uses bigger pointers for static functions than defined above
   NetworkFunctionPointer destptr;
   copyPtr( ptr, destptr );
@@ -212 +215 @@
 template<class T, class PT> inline void* registerMemberNetworkFunctionFct( PT ptr, const std::string& name )
 {
+  BOOST_STATIC_ASSERT( sizeof(PT)<=sizeof(NetworkFunctionPointer) ); // if this fails your compiler uses bigger pointers for a specific kind of member functions than defined above
   NetworkFunctionPointer destptr;
   copyPtr( ptr, destptr );