From 3f33428db9aea0d767295322c4e882a5c6bbf7db Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Tue, 19 Jan 2016 17:05:55 +0100
Subject: Introduce time management in native APIs

---
 erts/emulator/beam/io.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'erts/emulator/beam/io.c')

diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index c64c8802b9..2bd31ee97e 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -50,6 +50,7 @@
 #include "erl_map.h"
 #include "erl_bif_unique.h"
 #include "erl_hl_timer.h"
+#include "erl_time.h"
 
 extern ErlDrvEntry fd_driver_entry;
 #ifndef __OSE__
@@ -6762,6 +6763,28 @@ driver_get_now(ErlDrvNowData *now_data)
     return 0;
 }
 
+ErlDrvTime
+erl_drv_monotonic_time(ErlDrvTimeUnit time_unit)
+{
+    return (ErlDrvTime) erts_napi_monotonic_time((int) time_unit);
+}
+
+ErlDrvTime
+erl_drv_time_offset(ErlDrvTimeUnit time_unit)
+{
+    return (ErlDrvTime) erts_napi_time_offset((int) time_unit);
+}
+
+ErlDrvTime
+erl_drv_convert_time_unit(ErlDrvTime val,
+			  ErlDrvTimeUnit from,
+			  ErlDrvTimeUnit to)
+{
+    return (ErlDrvTime) erts_napi_convert_time_unit((ErtsMonotonicTime) val,
+						    (int) from,
+						    (int) to);
+}
+
 static void ref_to_driver_monitor(Eterm ref, ErlDrvMonitor *mon)
 {
     RefThing *refp;
-- 
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