[HICN-84] check if a UDP connection is local

Change-Id: Ieca7f91c91013f336a4d570177aa0b089455fe6f
Signed-off-by: michele papalini <micpapal@cisco.com>

2 files changed, 28 insertions, 0 deletions

diff --git a/hicn-light/src/io/udpListener.c b/hicn-light/src/io/udpListener.c
index c49571dd4..fefe116f9 100644
--- a/hicn-light/src/io/udpListener.c
+++ b/hicn-light/src/io/udpListener.c
@@ -29,6 +29,7 @@
 #include <src/io/udpConnection.h>
 #include <src/io/udpListener.h>
 
+#include <parc/algol/parc_Network.h>
 #include <parc/algol/parc_Memory.h>
 #include <parc/assert/parc_Assert.h>
 #include <src/core/connection.h>
@@ -360,7 +361,20 @@ static bool _lookupConnectionId(UdpListener *udp, AddressPair *pair,
 
 static unsigned _createNewConnection(UdpListener *udp, int fd,
                                      const AddressPair *pair) {
+  //check it the connection is local
   bool isLocal = false;
+  const Address *localAddress = addressPair_GetLocal(pair);
+  if(addressGetType(localAddress) == ADDR_INET){
+    struct sockaddr_in tmpAddr;
+    addressGetInet(localAddress, &tmpAddr);
+    if(parcNetwork_IsSocketLocal((struct sockaddr *)&tmpAddr))
+      isLocal = true;
+  }else{
+    struct sockaddr_in6 tmpAddr6;
+    addressGetInet6(localAddress, &tmpAddr6);
+    if(parcNetwork_IsSocketLocal((struct sockaddr *)&tmpAddr6))
+      isLocal = true;
+  }
 
   // metisUdpConnection_Create takes ownership of the pair
   IoOperations *ops = udpConnection_Create(udp->forwarder, fd, pair, isLocal);
diff --git a/hicn-light/src/io/udpTunnel.c b/hicn-light/src/io/udpTunnel.c
index d06a35ce6..d49f43f05 100644
--- a/hicn-light/src/io/udpTunnel.c
+++ b/hicn-light/src/io/udpTunnel.c
@@ -19,6 +19,7 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <parc/algol/parc_Network.h>
 #include <parc/assert/parc_Assert.h>
 #include <src/io/udpConnection.h>
 #include <src/io/udpListener.h>
@@ -42,7 +43,20 @@ IoOperations *udpTunnel_CreateOnListener(Forwarder *forwarder,
 
     if (localType == remoteType) {
       AddressPair *pair = addressPair_Create(localAddress, remoteAddress);
+
+      //check it the connection is local
       bool isLocal = false;
+      if(localType == ADDR_INET){
+        struct sockaddr_in tmpAddr;
+        addressGetInet(localAddress, &tmpAddr);
+        if(parcNetwork_IsSocketLocal((struct sockaddr *)&tmpAddr))
+          isLocal = true;
+      }else{
+        struct sockaddr_in6 tmpAddr6;
+        addressGetInet6(localAddress, &tmpAddr6);
+        if(parcNetwork_IsSocketLocal((struct sockaddr *)&tmpAddr6))
+          isLocal = true;
+      }
       int fd = localListener->getSocket(localListener);
       // udpListener_SetPacketType(localListener,
       //                MessagePacketType_ContentObject);