[tcp] Display "connecting" status until connection is established

Provide increased visibility into the progress of TCP connections by
displaying an explicit "connecting" status message while waiting for
the TCP handshake to complete.

Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/net/tcp.c b/src/net/tcp.c
index c445100ad254705a96b7e783d6ed4617847103aa..6bba4428273d8ca413aa6777c6f01359670fe901 100644 (file)
--- a/src/net/tcp.c
+++ b/src/net/tcp.c
@@ -17,6 +17,7 @@
 #include <ipxe/netdevice.h>
 #include <ipxe/profile.h>
 #include <ipxe/process.h>
+#include <ipxe/job.h>
 #include <ipxe/tcpip.h>
 #include <ipxe/tcp.h>
 
@@ -1704,10 +1705,30 @@ static int tcp_xfer_deliver ( struct tcp_connection *tcp,
        return 0;
 }
 
+/**
+ * Report job progress
+ *
+ * @v tcp              TCP connection
+ * @v progress         Progress report to fill in
+ * @ret ongoing_rc     Ongoing job status code (if known)
+ */
+static int tcp_progress ( struct tcp_connection *tcp,
+                         struct job_progress *progress ) {
+
+       /* Report connection in progress if applicable */
+       if ( ! TCP_HAS_BEEN_ESTABLISHED ( tcp->tcp_state ) ) {
+               snprintf ( progress->message, sizeof ( progress->message ),
+                          "connecting" );
+       }
+
+       return 0;
+}
+
 /** TCP data transfer interface operations */
 static struct interface_operation tcp_xfer_operations[] = {
        INTF_OP ( xfer_deliver, struct tcp_connection *, tcp_xfer_deliver ),
        INTF_OP ( xfer_window, struct tcp_connection *, tcp_xfer_window ),
+       INTF_OP ( job_progress, struct tcp_connection *, tcp_progress ),
        INTF_OP ( intf_close, struct tcp_connection *, tcp_xfer_close ),
 };