[Decaldev-cvscommit] source/DenAgent TrayWnd.cpp,1.7,1.8

[<ma...@us...>]

Update of /cvsroot/decaldev/source/DenAgent
In directory sc8-pr-cvs1:/tmp/cvs-serv17489

Modified Files:
	TrayWnd.cpp 
Log Message:
Check for lobby's semaphore before injecting into lobby

Index: TrayWnd.cpp
===================================================================
RCS file: /cvsroot/decaldev/source/DenAgent/TrayWnd.cpp,v
retrieving revision 1.7
retrieving revision 1.8
diff -C2 -d -r1.7 -r1.8
*** TrayWnd.cpp	20 May 2003 02:50:39 -0000	1.7
--- TrayWnd.cpp	20 May 2003 04:51:10 -0000	1.8
***************
*** 24,29 ****
  
  // This is for our windows enumeration process
- std::list< HWND >	injectList;
- bool				g_bFirstEnum;
  BOOL CALLBACK		EnumerationCallbackProc( HWND, LPARAM );
  
--- 24,27 ----
***************
*** 168,201 ****
  void CTrayWnd::OnTimer (UINT_PTR nIDEvent)
  {
! 	g_bFirstEnum = true;
! 	injectList.clear();
! 	::EnumWindows( EnumerationCallbackProc, (LPARAM) _T("ZoneLobbyWindow") );
  }
  
  BOOL CALLBACK EnumerationCallbackProc( HWND hwnd, LPARAM lParam )
  {
- 	static HWND shFirst = NULL;
- 
- 	if( g_bFirstEnum ) // first call
- 	{
- 		shFirst = hwnd;
- 		g_bFirstEnum = false;
- 	}
- 
- 	else
- 	{
- 		// if this isn't the first call and the passed hwnd is the first HWND we got, exit enumeration
- 		if( shFirst == hwnd )
- 			return FALSE;
- 
- 		// check if we've already injected
- 		for( std::list<HWND>::iterator i = injectList.begin(); i != injectList.end(); i++ )
- 		{
- 			// yes, continue enumeration
- 			if( *i == hwnd )
- 				return TRUE;
- 		}
- 	}
- 
  	TCHAR szClassName[64];
  	memset( szClassName, 0, sizeof( szClassName ) / sizeof( szClassName[0] ) );
--- 166,174 ----
  void CTrayWnd::OnTimer (UINT_PTR nIDEvent)
  {
! 	::EnumWindows( EnumerationCallbackProc, (LPARAM) NULL );
  }
  
  BOOL CALLBACK EnumerationCallbackProc( HWND hwnd, LPARAM lParam )
  {
  	TCHAR szClassName[64];
  	memset( szClassName, 0, sizeof( szClassName ) / sizeof( szClassName[0] ) );
***************
*** 203,207 ****
--- 176,182 ----
  
  	if( _tcsicmp( _T( "ZoneLobbyWindow" ), szClassName ) != 0 )
+ 	{
  		return TRUE;
+ 	}
  
  	if( hwnd != NULL )
***************
*** 212,215 ****
--- 187,208 ----
  		if( dwProcessId != 0 )
  		{
+ 			TCHAR tszBuffer [256];
+ 
+ 			::_stprintf (tszBuffer, _T("__LOBBYHOOK_%d"), dwProcessId);
+ 			HANDLE hLobbySemaphore = ::CreateSemaphore (NULL, 0, 1, tszBuffer);
+ 
+ 			DWORD dwLastError = ::GetLastError ();
+ 
+ 			if (hLobbySemaphore)
+ 			{
+ 				::CloseHandle (hLobbySemaphore);
+ 
+ 				if (dwLastError == ERROR_ALREADY_EXISTS)
+ 				{
+ 					// The lobbyhook has already been injected, we know because it created the semaphore.
+ 					return TRUE;
+ 				}
+ 			}
+ 
  			CRegKey key;
  
***************
*** 245,251 ****
  				HMODULE hLib = (HMODULE) ForceLibraryNow( dwProcessId, szDllPath );
  
! 				if( hLib != NULL )
! 					injectList.push_back( hwnd );
! 				else
  				{
  					DWORD dwError = GetLastError();
--- 238,242 ----
  				HMODULE hLib = (HMODULE) ForceLibraryNow( dwProcessId, szDllPath );
  
! 				if( hLib == NULL )
  				{
  					DWORD dwError = GetLastError();