1 files changed, 5 insertions, 17 deletions
diff --git a/src/Utils.h b/src/Utils.h
index 6a36baf..9e88488 100644
--- a/src/Utils.h
+++ b/src/Utils.h
@@ -3,7 +3,7 @@
    Her Majesty the Queen in Right of Canada (Communications Research
    Center Canada)
 
-   Copyright (C) 2017
+   Copyright (C) 2018
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://opendigitalradio.org
@@ -36,6 +36,7 @@
 #include <stdio.h>
 #include <time.h>
 #include <string>
+#include <chrono>
 
 void printUsage(const char* progName);
 
@@ -43,22 +44,6 @@ void printVersion(void);
 
 void printStartupInfo(void);
 
-inline long timespecdiff_us(struct timespec& oldTime, struct timespec& time)
-{
-    long tv_sec;
-    long tv_nsec;
-    if (time.tv_nsec < oldTime.tv_nsec) {
-        tv_sec = time.tv_sec - 1 - oldTime.tv_sec;
-        tv_nsec = 1000000000L + time.tv_nsec - oldTime.tv_nsec;
-    }
-    else {
-        tv_sec = time.tv_sec - oldTime.tv_sec;
-        tv_nsec = time.tv_nsec - oldTime.tv_nsec;
-    }
-
-    return tv_sec * 1000 + tv_nsec / 1000;
-}
-
 // Set SCHED_RR with priority prio (0=lowest)
 int set_realtime_prio(int prio);
 
@@ -68,3 +53,6 @@ void set_thread_name(const char *name);
 // Convert a channel like 10A to a frequency
 double parseChannel(const std::string& chan);
 
+// dabMode is either 1, 2, 3, 4, corresponding to TM I, TM II, TM III and TM IV.
+// throws a runtime_error if dabMode is not one of these values.
+std::chrono::milliseconds transmission_frame_duration(unsigned int dabmode);