static void subscribeToSymbols ()
{
int i = 0;
mamaMsgCallbacks callbacks;
memset(&callbacks, 0, sizeof(callbacks));
callbacks.onCreate = subscriptionOnCreate;
callbacks.onError = subscriptionOnError;
callbacks.onMsg = subscriptionOnMsg;
callbacks.onQuality = NULL;
callbacks.onGap = NULL;
callbacks.onRecapRequest = NULL;
gSubscriptionList = (pubCache*)calloc (gNumSymbols,
sizeof (pubCache));
for (i = 0; i < gNumSymbols; i++)
{
mamaSubscription_allocate (&gSubscriptionList[i].sub);
mamaSubscription_create (gSubscriptionList[i].sub,
gSubDefaultQueue,
&callbacks,
gSubscriptionSource,
gSymbolList[i],
(void*)i);
gSubscriptionList[i].symbol = gSymbolList[i];
mamaMsg_create(&gSubscriptionList[i].cachedMsg);
}
}
static mama_status subscribeToSymbols (mamaCaptureConfig subCapture,
mamaCaptureList captureList)
{
mamaCapture * capture = (mamaCapture*)subCapture;
mamaCaptureSourceList * sourceList
= (mamaCaptureSourceList*)captureList;
int counter = 0;
int howMany = 0;
mama_status status;
mamaMsgCallbacks callbacks;
if (capture == NULL) return MAMA_STATUS_NULL_ARG;
if (sourceList == NULL) return MAMA_STATUS_NULL_ARG;
callbacks.onCreate = listenerCreateCb;
callbacks.onError = listenerErrorCb;
callbacks.onMsg = listenerMsgCb;
callbacks.onQuality = NULL;
callbacks.onGap = NULL;
callbacks.onRecapRequest = NULL;
printf ("Subscribe to [%d] Symbols \n", gCounter);
for (counter = 0; counter < gCounter; counter++)
{
mamaSubscription_allocate (&sourceList[counter].mySubscription);
mamaSubscription_setTimeout (sourceList[counter].mySubscription,
capture->myTimeout);
/* Create a regular market data subscription. */
mamaSubscription_setRequiresInitial (sourceList[counter].mySubscription,
capture->myRequireInitial);
mamaSubscription_setDebugLevel (sourceList[counter].mySubscription,
capture->mySubscLogLevel);
status =
mamaSubscription_create (sourceList[counter].mySubscription,
capture->myDefaultQueue,
&callbacks,
sourceList[counter].mySource,
sourceList[counter].mySymbol,
(void*)&sourceList[counter]);
if (status != MAMA_STATUS_OK)
{
mama_log (MAMA_LOG_LEVEL_NORMAL,
"Error creating subscription for %s. STATUS: %d\n",
sourceList[counter].mySymbol, status);
continue;
}
mama_log (MAMA_LOG_LEVEL_FINE, "Listening on %s.", sourceList[counter].mySymbol);
if (++howMany % 1000 == 0)
{
mama_logStdout (MAMA_LOG_LEVEL_NORMAL,
"Subscribed to %d subjects.\n",
howMany);
}
}
return MAMA_STATUS_OK;
}
