add pdu sender

src/PduSender.cpp

@@ -0,0 +1,59 @@
+/* 
+ * File:   PduSender.cpp
+ * Author: dev
+ * 
+ * Created on 16. September 2015, 20:31
+ */
+
+#include "PduSender.h"
+namespace otonat {
+
+    PduSender::PduSender(NatMap * map) {
+        this->map = map;
+    }
+
+    PduSender::PduSender(const PduSender& orig) {
+        this->map = orig.map;
+    }
+
+    PduSender& PduSender::operator=(const PduSender& rhs) {
+        if (this == &rhs) return *this; // handle self assignment
+
+        this->map = rhs.map;
+
+        return *this;
+    }
+
+    PduSender::~PduSender() {
+    }
+
+    void PduSender::SendPdusFromQueue() {
+        while (true) {
+            Tins::PDU * pdu = this->map->popPduOutgoingPduQueue();
+            if (pdu == nullptr) {
+                continue;
+            }
+
+            Tins::IPv4Address dstIp = zeroIp;
+            const Tins::ARP * arp = pdu->find_pdu<Tins::ARP>();
+            if (arp != nullptr) {
+                dstIp = arp->target_ip_addr();
+            }
+            
+            if (dstIp != zeroIp) {
+                const Tins::IP * ip = pdu->find_pdu<Tins::IP>();
+                if (ip != nullptr) {
+                    dstIp = ip->dst_addr();
+                }
+            }
+            
+            for (NatRange & range : this->map->ranges) {
+                if(range.calcIpRange(true).contains(dstIp)){
+                    sender.send(*pdu, range.interface);
+                    delete pdu;
+                    return;
+                }
+            }
+        }
+    }
+}