fix some undefined/unspecified behaviours in multiplayer games( may help with #299 )

engine/NetworkStringTableItem.cpp

@@ -199,7 +199,7 @@ bool CNetworkStringTableItem::SetUserData( int tick, int length, const void *use
 
 	if ( length > 0 )
 	{
-		m_pUserData = new unsigned char[ length ];
+		m_pUserData = new unsigned char[ALIGN_VALUE( length, 4 )];
 		Q_memcpy( m_pUserData, userData, length );
 	}
 	else

engine/downloadthread.cpp

@@ -921,7 +921,7 @@ void DownloadThread( void *voidPtr )
 	// Delete rc.data, which was allocated in this thread
 	if ( rc.data != NULL )
 	{
-		delete[] rc.data;
+		free(rc.data);
 		rc.data = NULL;
 	}
 	

engine/pure_server.cpp

@@ -226,7 +226,7 @@ bool CPureServerWhitelist::LoadCommandsFromKeyValues( KeyValues *kv )
 			else
 				Warning( "Unknown modifier in whitelist file: %s.\n", mods[i] );
 		}
-		mods.PurgeAndDeleteElements();
+		mods.PurgeAndDeleteElementsArray();
 		if (
 			( bFromTrustedSource && ( bAllowFromDisk || bCheckCRC || bAny ) )
 			|| ( bAny && bCheckCRC ) )

engine/sv_main.cpp

@@ -1227,7 +1227,7 @@ void SV_DetermineMulticastRecipients( bool usepas, const Vector& origin, CBitVec
 		serverGameClients->ClientEarPosition( pClient->edict, &vecEarPosition );
 
 		int iBitNumber = CM_LeafCluster( CM_PointLeafnum( vecEarPosition ) );
-		if ( !(pMask[iBitNumber>>3] & (1<<(iBitNumber&7)) ) )
+		if ( iBitNumber < 0 || !(pMask[iBitNumber>>3] & (1<<(iBitNumber&7)) ) )
 			continue;
 
 		playerbits.Set( i );

engine/vengineserver_impl.cpp

@@ -1842,7 +1842,7 @@ void CVEngineServer::PlaybackTempEntity( IRecipientFilter& filter, float delay,
 
 	newEvent->bits = buffer.GetNumBitsWritten();
 	int size = Bits2Bytes( buffer.GetNumBitsWritten() );
-	newEvent->pData = new byte[size];
+	newEvent->pData = new byte[ALIGN_VALUE(size,4)];
 	Q_memcpy( newEvent->pData, data, size );
 
 	// add to list

game/client/game_controls/teammenu.cpp

@@ -115,7 +115,7 @@ void CTeamMenu::ApplySchemeSettings(IScheme *pScheme)
 
 	if ( *m_szMapName )
 	{
-		LoadMapPage( m_szMapName ); // reload the map description to pick up the color
+		LoadMapPage( NULL ); // reload the map description to pick up the color
 	}
 }
 
@@ -185,7 +185,8 @@ void CTeamMenu::Update()
 void CTeamMenu::LoadMapPage( const char *mapName )
 {
 	// Save off the map name so we can re-load the page in ApplySchemeSettings().
-	Q_strncpy( m_szMapName, mapName, strlen( mapName ) + 1 );
+	if( mapName )
+		Q_strncpy( m_szMapName, mapName, strlen( mapName ) + 1 );
 
 	char mapRES[ MAX_PATH ];
 
@@ -193,14 +194,14 @@ void CTeamMenu::LoadMapPage( const char *mapName )
 	uilanguage[0] = 0;
 	engine->GetUILanguage( uilanguage, sizeof( uilanguage ) );
 
-	Q_snprintf( mapRES, sizeof( mapRES ), "resource/maphtml/%s_%s.html", mapName, uilanguage );
+	Q_snprintf( mapRES, sizeof( mapRES ), "resource/maphtml/%s_%s.html", m_szMapName, uilanguage );
 
 	bool bFoundHTML = false;
 
 	if ( !g_pFullFileSystem->FileExists( mapRES ) )
 	{
 		// try english
-		Q_snprintf( mapRES, sizeof( mapRES ), "resource/maphtml/%s_english.html", mapName );
+		Q_snprintf( mapRES, sizeof( mapRES ), "resource/maphtml/%s_english.html", m_szMapName );
 	}
 	else
 	{
@@ -240,7 +241,7 @@ void CTeamMenu::LoadMapPage( const char *mapName )
 #endif
 	}
 
-	Q_snprintf( mapRES, sizeof( mapRES ), "maps/%s.txt", mapName);
+	Q_snprintf( mapRES, sizeof( mapRES ), "maps/%s.txt", m_szMapName);
 
 	// if no map specific description exists, load default text
 	if( !g_pFullFileSystem->FileExists( mapRES ) )

public/mathlib/ssemath.h

@@ -1787,14 +1787,14 @@ FORCEINLINE fltx4 LoadAlignedSIMD( const VectorAligned & pSIMD )
 	return SetWToZeroSIMD( LoadAlignedSIMD(pSIMD.Base()) );
 }
 
-#ifdef __SANITIZE_ADDRESS__
+#ifdef USING_ASAN
-static __attribute__((no_sanitize("address"))) fltx4 LoadUnalignedSIMD( const void *pSIMD )
+static NO_ASAN fltx4 LoadUnalignedSIMD( const void *pSIMD )
 {
 	return _mm_loadu_ps( reinterpret_cast<const float *>( pSIMD ) );
 
 }
 
-static __attribute__((no_sanitize("address"))) fltx4 LoadUnaligned3SIMD( const void *pSIMD )
+static NO_ASAN fltx4 LoadUnaligned3SIMD( const void *pSIMD )
 {
 	return _mm_loadu_ps( reinterpret_cast<const float *>( pSIMD ) );
 }

public/soundflags.h

@@ -50,7 +50,7 @@ enum
 // Don't change this without consulting Kelly or Wedge (sjb).
 #define ATTN_GUNFIRE	0.27f
 
-enum soundlevel_t
+enum soundlevel_t : int
 {
 	SNDLVL_NONE			= 0,
 

togl/linuxwin/dx9asmtogl2.cpp

@@ -1010,7 +1010,7 @@ CUtlString D3DToGL::FixGLSLSwizzle( const char *pDestRegisterName, const char *p
 {
 	bool bAbsWrapper = false; // Parameter wrapped in an abs()
 	bool bAbsNegative = false; // -abs()
-	char szSrcRegister[128];
+	static char szSrcRegister[128];
 	V_strncpy( szSrcRegister, pSrcRegisterName, sizeof(szSrcRegister) );
 
 	// Check for abs() or -abs() wrapper and strip it off during the fixup