/**
* Submits asynchronous XRPC call. Doesn't wait until the call completes.
* This resolves the deadlock between Ecmt Gateway and emulator.exe
*/
STATIC void GWENG_SubmitAsyncCall(MidpSession* midp,
XRpcString method,
XRpcContainer* params)
{
if (params) {
AsyncXRpcEntry* a = MEM_New(AsyncXRpcEntry);
if (a) {
memset(a, 0, sizeof(*a));
a->method = method;
a->params = params;
MUTEX_Lock(&midp->xrpcMutex);
QUEUE_InsertTail(&midp->xrpcQueue, &a->entry);
MUTEX_Unlock(&midp->xrpcMutex);
if (!WKI_Submit(midp->xrpcWorkItem)) {
/*
* The work item is busy processing pending calls. It
* could be that GWENG_AsyncXRpc callback has already
* exited the loop but hasn't returned yet. In that case,
* this asynchronous call would remain in the queue until
* we submit the next one. That's not good. Try to "kick"
* it with another work item.
*/
WKQ_InvokeLater(midp->xrpcWorkThread, GWENG_AsyncXRpc, midp);
}
} else {
XRPC_FreeContainer(params);
}
}
}
/**
* Submits internal workitem that will invoke the specified callback function
* with the specified parameters
*/
Bool WKQ_InvokeLater2 (WorkQueue * q, WorkProc2 cb, void * p1, void * p2)
{
Bool ok = False;
WorkItem * w = WKI_Create2(q, cb, p1, p2);
if (w) {
ok = WKI_Submit(w);
WKI_Detach(w);
}
return ok;
}
/**
* Submits internal workitem that will invoke the specified callback function
* with the specified parameter
*/
Bool WKQ_InvokeLater(WorkQueue * q, WorkProc cb, void * par)
{
Bool ok = False;
WorkItem * w = WKI_Create(q, cb, par);
if (w) {
ok = WKI_Submit(w);
WKI_Detach(w);
}
return ok;
}
