1 files changed, 16 insertions, 1 deletions

diff --git a/hicn-light/src/hicn/io/udpConnection.c b/hicn-light/src/hicn/io/udpConnection.c
index 78157f01f..9ad70403f 100644
--- a/hicn-light/src/hicn/io/udpConnection.c
+++ b/hicn-light/src/hicn/io/udpConnection.c
@@ -40,6 +40,7 @@
 
 typedef struct udp_state {
   Forwarder *forwarder;
+  char * interfaceName;
   Logger *logger;
 
   // the udp listener socket we receive packets on
@@ -81,6 +82,7 @@ static connection_state_t _getState(const IoOperations *ops);
 static void _setState(IoOperations *ops, connection_state_t state);
 static connection_state_t _getAdminState(const IoOperations *ops);
 static void _setAdminState(IoOperations *ops, connection_state_t admin_state);
+static const char * _getInterfaceName(const IoOperations *ops);
 
 /*
  * This assigns a unique pointer to the void * which we use
@@ -112,6 +114,7 @@ static IoOperations _template = {
   .setState = &_setState,
   .getAdminState = &_getAdminState,
   .setAdminState = &_setAdminState,
+  .getInterfaceName = &_getInterfaceName,
 };
 
 // =================================================================
@@ -119,7 +122,7 @@ static IoOperations _template = {
 static void _setConnectionState(_UdpState *Udp, bool isUp);
 static bool _saveSockaddr(_UdpState *udpConnState, const AddressPair *pair);
 
-IoOperations *udpConnection_Create(Forwarder *forwarder, int fd,
+IoOperations *udpConnection_Create(Forwarder *forwarder, const char * interfaceName, int fd,
                                    const AddressPair *pair, bool isLocal) {
   IoOperations *io_ops = NULL;
 
@@ -129,6 +132,7 @@ IoOperations *udpConnection_Create(Forwarder *forwarder, int fd,
                     sizeof(_UdpState));
 
   udpConnState->forwarder = forwarder;
+  udpConnState->interfaceName = strdup(interfaceName);
   udpConnState->logger = logger_Acquire(forwarder_GetLogger(forwarder));
 
   bool saved = _saveSockaddr(udpConnState, pair);
@@ -166,6 +170,8 @@ IoOperations *udpConnection_Create(Forwarder *forwarder, int fd,
     // _saveSockaddr will already log an error, no need for extra log message
     // here
     logger_Release(&udpConnState->logger);
+
+    free(udpConnState->interfaceName);
     parcMemory_Deallocate((void **)&udpConnState);
   }
 
@@ -202,6 +208,7 @@ static void _destroy(IoOperations **opsPtr) {
   // that when its done
 
   logger_Release(&udpConnState->logger);
+  free(udpConnState->interfaceName);
   parcMemory_Deallocate((void **)&udpConnState);
   parcMemory_Deallocate((void **)&ops);
 
@@ -435,3 +442,11 @@ static void _setAdminState(IoOperations *ops, connection_state_t admin_state) {
       (_UdpState *)ioOperations_GetClosure(ops);
   udpConnState->admin_state = admin_state;
 }
+
+static const char * _getInterfaceName(const IoOperations *ops)
+{
+  parcAssertNotNull(ops, "Parameter must be non-null");
+  _UdpState *udpConnState =
+      (_UdpState *)ioOperations_GetClosure(ops);
+  return udpConnState->interfaceName;
+}