SKALE-4586 Added Thread Pool

zmq_src/ZMQServer.cpp

@@ -175,7 +175,9 @@ void ZMQServer::checkForExit() {
     }
 }
 
-void ZMQServer::poll() {
+
+
+PollResult ZMQServer::poll() {
     zmq_pollitem_t items[1];
     items[0].socket = *socket;
     items[0].events = ZMQ_POLLIN;
@@ -184,8 +186,10 @@ void ZMQServer::poll() {
 
     do {
         checkForExit();
-        pollResult = zmq_poll(items, 1, 1000);
+        pollResult = zmq_poll(items, 1, 1);
     } while (pollResult == 0);
+
+    return GOT_INCOMING_MSG;
 }
 
 string ZMQServer::receiveMessage(zmq::message_t& _identity) {

zmq_src/ZMQServer.h

@@ -31,6 +31,8 @@
 #include "Agent.h"
 #include "WorkerThreadPool.h"
 
+typedef enum {GOT_INCOMING_MSG = 0, GOT_OUTFOING_MSG = 1} PollResult;
+
 class ZMQServer : public Agent{
 
     uint64_t workerThreads;
@@ -75,7 +77,7 @@ public:
 
     void checkForExit();
 
-    void poll();
+    PollResult poll();
 
     string receiveMessage(zmq::message_t& _identity);