[#3478] Added getNative() to HTTP listener

src/lib/http/listener.cc

@@ -42,6 +42,11 @@ HttpListener::getLocalPort() const {
     return (impl_->getEndpoint().getPort());
 }
 
+int
+HttpListener::getNative() const {
+    return (impl_->getNative());
+}
+
 void
 HttpListener::start() {
     impl_->start();

src/lib/http/listener.h

@@ -115,6 +115,9 @@ public:
     /// @brief Returns local port on which server is listening.
     uint16_t getLocalPort() const;
 
+    /// @brief file descriptor of the underlying acceptor socket.
+    int getNative() const;
+
     /// @brief Starts accepting new connections.
     ///
     /// This method starts accepting and handling new HTTP connections on

src/lib/http/listener_impl.cc

@@ -67,6 +67,11 @@ HttpListenerImpl::getEndpoint() const {
     return (*endpoint_);
 }
 
+int
+HttpListenerImpl::getNative() const {
+    return (acceptor_ ? acceptor_->getNative() : -1);
+}
+
 void
 HttpListenerImpl::start() {
     try {

src/lib/http/listener_impl.h

@@ -59,6 +59,9 @@ public:
     /// @brief Returns reference to the current listener endpoint.
     const asiolink::TCPEndpoint& getEndpoint() const;
 
+    /// @brief file descriptor of the underlying acceptor socket.
+    int getNative() const;
+
     /// @brief Starts accepting new connections.
     ///
     /// This method starts accepting and handling new HTTP connections on