static void pdmacFileTerminate(PPDMASYNCCOMPLETIONEPCLASS pClassGlobals)
{
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pClassGlobals;
/* All endpoints should be closed at this point. */
AssertMsg(!pEpClassFile->Core.pEndpointsHead, ("There are still endpoints left\n"));
/* Destroy all left async I/O managers. */
while (pEpClassFile->pAioMgrHead)
pdmacFileAioMgrDestroy(pEpClassFile, pEpClassFile->pAioMgrHead);
RTCritSectDelete(&pEpClassFile->CritSect);
}
static int pdmacFileEpClose(PPDMASYNCCOMPLETIONENDPOINT pEndpoint)
{
int rc = VINF_SUCCESS;
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEndpoint;
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pEndpoint->pEpClass;
/* Make sure that all tasks finished for this endpoint. */
rc = pdmacFileAioMgrCloseEndpoint(pEpFile->pAioMgr, pEpFile);
AssertRC(rc);
/*
* If the async I/O manager is in failsafe mode this is the only endpoint
* he processes and thus can be destroyed now.
*/
if (pEpFile->pAioMgr->enmMgrType == PDMACEPFILEMGRTYPE_SIMPLE)
pdmacFileAioMgrDestroy(pEpClassFile, pEpFile->pAioMgr);
/* Free cached tasks. */
PPDMACTASKFILE pTask = pEpFile->pTasksFreeHead;
while (pTask)
{
PPDMACTASKFILE pTaskFree = pTask;
pTask = pTask->pNext;
MMR3HeapFree(pTaskFree);
}
/* Destroy the locked ranges tree now. */
RTAvlrFileOffsetDestroy(pEpFile->AioMgr.pTreeRangesLocked, pdmacFileEpRangesLockedDestroy, NULL);
RTFileClose(pEpFile->hFile);
#ifdef VBOX_WITH_STATISTICS
STAMR3Deregister(pEpClassFile->Core.pVM, &pEpFile->StatRead);
STAMR3Deregister(pEpClassFile->Core.pVM, &pEpFile->StatWrite);
#endif
return VINF_SUCCESS;
}
static int pdmacFileEpClose(PPDMASYNCCOMPLETIONENDPOINT pEndpoint)
{
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEndpoint;
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pEndpoint->pEpClass;
/* Make sure that all tasks finished for this endpoint. */
int rc = pdmacFileAioMgrCloseEndpoint(pEpFile->pAioMgr, pEpFile);
AssertRC(rc);
/*
* If the async I/O manager is in failsafe mode this is the only endpoint
* he processes and thus can be destroyed now.
*/
if (pEpFile->pAioMgr->enmMgrType == PDMACEPFILEMGRTYPE_SIMPLE)
pdmacFileAioMgrDestroy(pEpClassFile, pEpFile->pAioMgr);
/* Free cached tasks. */
PPDMACTASKFILE pTask = pEpFile->pTasksFreeHead;
while (pTask)
{
PPDMACTASKFILE pTaskFree = pTask;
pTask = pTask->pNext;
MMR3HeapFree(pTaskFree);
}
/* Destroy the locked ranges tree now. */
RTAvlrFileOffsetDestroy(pEpFile->AioMgr.pTreeRangesLocked, pdmacFileEpRangesLockedDestroy, NULL);
RTFileClose(pEpFile->hFile);
#ifdef VBOX_WITH_STATISTICS
/* Not sure if this might be unnecessary because of similar statement in pdmR3AsyncCompletionStatisticsDeregister? */
STAMR3DeregisterF(pEpClassFile->Core.pVM->pUVM, "/PDM/AsyncCompletion/File/%s/*", RTPathFilename(pEpFile->Core.pszUri));
#endif
return VINF_SUCCESS;
}
