Clock instance removed from surveyor_t

SURVEYOR socket now uses clock instance from socket_base_t
for measuring survey timeout. This allows for better performance
in tight xs_recv() loops.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/socket_base.hpp b/src/socket_base.hpp
index 0f7dca8..54a5f0a 100644
--- a/src/socket_base.hpp
+++ b/src/socket_base.hpp
@@ -133,6 +133,9 @@ namespace xs
         //  Delay actual destruction of the socket.
         void process_destroy ();
 
+        //  Measure time in efficient manner.
+        uint64_t now_ms ();
+
     private:
 
         //  Initialise the object. This function is separate from constructor