//
// Create a memory-mapping to the Freetrack data.
// It contains the tracking data, a handle to the main-window and the program-name of the Game!
//
//
FT_EXPORT(bool) FTCreateMapping(void)
{
//
// Memory-mapping already exists!
//
if ( pMemData != NULL ) {
return true;
}
dbg_report("FTCreateMapping request (pMemData == NULL).\n");
//
// A FileMapping is used to create 'shared memory' between the FTClient and the FTServer.
//
// Try to create a FileMapping to the Shared Memory. This is done to check if it's already there (what
// may mean the face-tracker program is already running).
//
// If one already exists: close it and open the file-mapping to the existing one.
//
hFTMemMap = CreateFileMappingA( INVALID_HANDLE_VALUE , 00 , PAGE_READWRITE , 0 ,
sizeof( FTMemMap ),
(LPCSTR) FT_MM_DATA );
if (hFTMemMap == NULL)
{
pMemData = NULL;
return false;
}
pMemData = (FTMemMap *) MapViewOfFile(hFTMemMap, FILE_MAP_WRITE, 0, 0, sizeof( FTMemMap ) );
hFTMutex = CreateMutexA(NULL, false, FREETRACK_MUTEX);
return true;
}
//
// Create a memory-mapping to the Freetrack data.
// It contains the tracking data, a handle to the main-window and the program-name of the Game!
//
//
bool FTCreateMapping()
{
bool bMappingExists = false;
//
// Memory-mapping already exists!
//
if ( pMemData != NULL ) {
return true;
}
dbg_report("FTCreateMapping request (pMemData == NULL).\n");
//
// A FileMapping is used to create 'shared memory' between the FTClient and the FTServer.
//
// Try to create a FileMapping to the Shared Memory. This is done to check if it's already there (what
// may mean the face-tracker program is already running).
//
// If one already exists: close it and open the file-mapping to the existing one.
//
hFTMemMap = CreateFileMappingA( INVALID_HANDLE_VALUE , 00 , PAGE_READWRITE , 0 ,
sizeof( FTMemMap ),
(LPCSTR) FT_MM_DATA );
if ( ( hFTMemMap != 0 ) && ( GetLastError() == ERROR_ALREADY_EXISTS ) ) {
dbg_report("FTCreateMapping: Mapping already exists.\n");
bMappingExists = true; // So the server was (probably) already started!
CloseHandle( hFTMemMap );
hFTMemMap = 0;
}
//
// Create a new FileMapping, Read/Write access
//
hFTMemMap = OpenFileMappingA( FILE_MAP_WRITE , false , (LPCSTR) FT_MM_DATA );
if ( ( hFTMemMap != 0 ) ) {
dbg_report("FTCreateMapping: Mapping opened.\n");
pMemData = (FTMemMap *) MapViewOfFile(hFTMemMap, FILE_MAP_WRITE, 0, 0, sizeof( FTMemMap ) );
hFTMutex = CreateMutexA(NULL, false, FREETRACK_MUTEX);
}
else {
return false;
}
return true;
}
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
switch (fdwReason)
{
case DLL_WINE_PREATTACH:
return TRUE;
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hinstDLL);
dbg_flag = get_dbg_flag('w');
dbg_report("Attach request\n");
break;
case DLL_PROCESS_DETACH:
linuxtrack_shutdown();
break;
}
return TRUE;
}
//
// DllMain gets called, when the DLL is (un)loaded or a process attaches.
//
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
switch (fdwReason) {
case DLL_PROCESS_ATTACH:
#ifdef WIN64
dbg_report("\n= WIN64 =========================================================================================\n");
#else
dbg_report("\n= WIN32 =========================================================================================\n");
#endif
dbg_report("DllMain: (0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
dbg_report("DllMain: Attach request\n");
DisableThreadLibraryCalls(hinstDLL);
break;
case DLL_PROCESS_DETACH:
dbg_report("DllMain: Detach\n");
dbg_report("DllMain: (0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
dbg_report("==========================================================================================\n");
break;
}
return TRUE;
}
extern "C" __declspec( dllexport ) char* FTProvider(void)
{
dbg_report("FTProvider request.\n");
return dllProvider;
}
extern "C" __declspec( dllexport ) char* FTGetDllVersion(void)
{
dbg_report("FTGetDllVersion request.\n");
return dllVersion;
}
//
// For some mysterious reason, the previously existing function FTReportID has been changed to FTReportName, but with an integer as argument.
// The Delphi-code from the FreeTrack repo suggest a char * as argument, so it cost me an afternoon to figure it out (and keep ArmA2 from crashing).
// Thanks guys!
//
FT_EXPORT(void) FTReportName( int name )
{
dbg_report("FTReportName request (ID = %d).\n", name);
gameid = name; // They might have really passed the name here... but they didn't!
return;
}
FT_EXPORT(const char*) FTProvider(void)
{
dbg_report("FTProvider request.\n");
return dllProvider;
}
FT_EXPORT(const char*) FTGetDllVersion(void)
{
dbg_report("FTGetDllVersion request.\n");
return dllVersion;
}
//
// For some mysterious reason, the previously existing function FTReportID has been changed to FTReportName, but with an integer as argument.
// The Delphi-code from the FreeTrack repo suggest a char * as argument, so it cost me an afternoon to figure it out (and keep ArmA2 from crashing).
// Thanks guys!
//
FT_EXPORT(void) FTReportName( int name )
{
dbg_report("FTReportName request (ID = %d).\n", name);
}
