static void terminateExecutionLoops(MMEManager_t *mgr)
{
int i;
for (i=0; i<MME_NUM_EXECUTION_LOOPS; i++) {
if (mgr->loopTasksRunning[i]) {
mgr->loopTasksRunning[i] = 0;
EMBX_OS_EVENT_POST(&(mgr->commandEvents[i]));
EMBX_OS_ThreadDelete(mgr->loopTasks[i]);
EMBX_OS_EVENT_DESTROY(&(mgr->commandEvents[i]));
EMBX_OS_MUTEX_DESTROY(&(mgr->receiverListMutexes[i]));
mgr->loopTasks[i] = NULL;
mgr->receiverLists[i] = NULL;
}
}
}
static MME_ERROR RemoteTransformer_TermOrKill(Transformer_t* transformer, int doKill)
{
RemoteTransformer_t *remoteTransformer = (RemoteTransformer_t *) transformer;
EMBX_ERROR err;
EMBX_VOID *buffer;
TransformerTerminateMessage *message;
MME_ERROR result, res;
result = MME_NOMEM;
if (!remoteTransformer->sendPort.valid) {
DP("MME port does not exist\n");
return MME_INVALID_ARGUMENT;
}
/* No command must be pending on the companion side */
if (remoteTransformer->numCommandSlots > 0) {
DP("RemoteTransformer::Terminate() failed, commands pending\n");
return MME_COMMAND_STILL_EXECUTING;
}
res = createTerminateMessage(remoteTransformer, 0, &buffer);
if (res != MME_SUCCESS) {
DP("CreateTerminateMsg() failed, error=%d\n", res);
return res;
}
/* Send the message */
message = (TransformerTerminateMessage *) buffer;
DP("Sending %s message @$%08x...\n", message, (doKill ? "kill" : "terminate"));
if (doKill) {
EMBX_PORT replyPort;
/* connect to our own reply port */
err = EMBX_Connect(remoteTransformer->super.info->handle, remoteTransformer->replyPort.name, &replyPort);
if (EMBX_SUCCESS != err) {
DP("RemoteTransformer_Term(): failed to connect to self\n");
cleanupTerminateMessage(remoteTransformer, message);
return MME_EMBX_ERROR;
}
err = EMBX_SendMessage(replyPort, message, message->messageSize);
if (EMBX_SUCCESS != err) {
DP("RemoteTransformer_Term(): failed to send message to self\n");
cleanupTerminateMessage(remoteTransformer, message);
return MME_EMBX_ERROR;
}
EMBX_ClosePort(replyPort);
} else {
err = EMBX_SendMessage(remoteTransformer->adminPort, message, message->messageSize);
if (EMBX_SUCCESS != err) {
DP("RemoteTransformer_Term(): failed to send message to coprocessor\n");
cleanupTerminateMessage(remoteTransformer, message);
return MME_EMBX_ERROR;
}
}
/* lost ownership */
message = NULL;
/* Wait for ReceiverThread to terminate itself after receiving the reply message */
DP("Waiting for ReceiverThread to terminate itself...\n");
DP("terminateWasReplied 0x%08x\n", remoteTransformer->terminateWasReplied);
EMBX_OS_EVENT_WAIT(&remoteTransformer->terminateWasReplied);
if (remoteTransformer->terminationResult != MME_SUCCESS) {
DP("Failed to terminate receiver thread properly\n");
return MME_INTERNAL_ERROR;
}
err = EMBX_OS_ThreadDelete(remoteTransformer->receiverThread);
if (err != EMBX_SUCCESS) {
DP("EMBX_OS_ThreadDelete() failed, error=d\n", err);
}
remoteTransformer->receiverThread = NULL;
/* Close the MME port */
DP("Close mmePort...\n");
err = EMBX_ClosePort(remoteTransformer->sendPort.port);
if (err != EMBX_SUCCESS) {
DP("EMBX_ClosePort(mmePort) failed, error=d\n", err);
}
/* Close the reply port */
DP("Invalidate replyPort...\n");
err = EMBX_InvalidatePort(remoteTransformer->replyPort.port);
if (err != EMBX_SUCCESS) {
DP("EMBX_InvalidatePort(replyPort) failed, error=%d\n", err);
}
DP("Close replyPort...\n");
err = EMBX_ClosePort(remoteTransformer->replyPort.port);
if (err != EMBX_SUCCESS) {
DP("EMBX_ClosePort(replyPort) failed, error=%d\n", err);
}
remoteTransformer->replyPort.valid = EMBX_FALSE;
return MME_SUCCESS;
}
/*
* Helper function to kill off any worker threads started
* by the transport. This is used in closedown and to tidy
* up initialization if it fails.
*/
EMBX_ERROR EMBXSHM_killThread (EMBXSHM_Transport_t *tpshm,
EMBX_UINT threadName)
{
EMBX_ERROR res = EMBX_SUCCESS;
EMBX_Info (EMBX_INFO_TRANSPORT, (">>>EMBXSHM_killThread()\n"));
switch (threadName)
{
case EMBXSHM_NEWPORT_WORKER:
{
if(tpshm->locksValid && tpshm->secondHalfDieFlag == 0)
{
tpshm->secondHalfDieFlag = 1;
EMBX_OS_EVENT_POST (&tpshm->secondHalfEvent);
}
if (tpshm->secondHalfThread != EMBX_INVALID_THREAD)
{
res = EMBX_OS_ThreadDelete(tpshm->secondHalfThread);
if (res == EMBX_SUCCESS)
{
tpshm->secondHalfThread = EMBX_INVALID_THREAD;
}
}
tpshm->secondHalfDieFlag = 0;
break;
} /* EMBXSHM_NEWPORT_WORKER */
case EMBXSHM_CLOSEPORT_WORKER:
{
if(tpshm->locksValid && tpshm->closedPortDieFlag == 0)
{
tpshm->closedPortDieFlag = 1;
EMBX_OS_EVENT_POST (&tpshm->closedPortEvent);
}
if (tpshm->closedPortThread != EMBX_INVALID_THREAD)
{
res = EMBX_OS_ThreadDelete(tpshm->closedPortThread);
if (res == EMBX_SUCCESS)
{
tpshm->closedPortThread = EMBX_INVALID_THREAD;
}
}
tpshm->closedPortDieFlag = 0;
break;
} /* EMBXSHM_CLOSEPORT_WORKER */
default:
{
EMBX_Assert(0);
res = EMBX_INVALID_ARGUMENT;
} /* default */
}
EMBX_Info (EMBX_INFO_TRANSPORT, ("<<<EMBXSHM_killThread\n"));
return res;
}
