// we use gettimeofday() now to determine the packet rcv time, since on some boxes...

[senf.git] / senf / Socket / Protocols / DatagramSocketProtocol.cc

diff --git a/senf/Socket/Protocols/DatagramSocketProtocol.cc b/senf/Socket/Protocols/DatagramSocketProtocol.cc
index fe1ec71..738c692 100644 (file)
--- a/senf/Socket/Protocols/DatagramSocketProtocol.cc
+++ b/senf/Socket/Protocols/DatagramSocketProtocol.cc
@@ -47,10 +47,11 @@ prefix_ senf::ClockService::clock_type senf::DatagramSocketProtocol::timestamp()
 prefix_ senf::ClockService::clock_type senf::DatagramSocketProtocol::timestamp_system()
     const
 {
+    // we use gettimeofday() here, since on some boxes the above ioctl() return bogus values.
+    // this may reduce the precision, but we only care about +/- 1ms, for now 
     struct timeval tv;
-    if (::ioctl(fd(), SIOCGSTAMP, &tv) < 0)
-        SENF_THROW_SYSTEM_EXCEPTION("");
-    return tv.tv_sec * 1000000000LL + tv.tv_usec * 1000;
+    ::gettimeofday( &tv, NULL);
+    return tv.tv_sec * 1000000000LL + tv.tv_usec * 1000LL;
 }