1 files changed, 33 insertions, 0 deletions
diff --git a/src/node/timeval.cc b/src/node/timeval.cc
new file mode 100644
index 0000000000..503ebe6f54
--- /dev/null
+++ b/src/node/timeval.cc
@@ -0,0 +1,33 @@
+#include <limits>
+
+#include "grpc/grpc.h"
+#include "grpc/support/time.h"
+#include "timeval.h"
+
+namespace grpc {
+namespace node {
+
+gpr_timespec MillisecondsToTimespec(double millis) {
+  if (millis == std::numeric_limits<double>::infinity()) {
+    return gpr_inf_future;
+  } else if (millis == -std::numeric_limits<double>::infinity()) {
+    return gpr_inf_past;
+  } else {
+    return gpr_time_from_micros(static_cast<int64_t>(millis*1000));
+  }
+}
+
+double TimespecToMilliseconds(gpr_timespec timespec) {
+  if (gpr_time_cmp(timespec, gpr_inf_future) == 0) {
+    return std::numeric_limits<double>::infinity();
+  } else if (gpr_time_cmp(timespec, gpr_inf_past) == 0) {
+    return -std::numeric_limits<double>::infinity();
+  } else {
+    struct timeval time = gpr_timeval_from_timespec(timespec);
+    return (static_cast<double>(time.tv_sec) * 1000 +
+            static_cast<double>(time.tv_usec) / 1000);
+  }
+}
+
+}  // namespace node
+}  // namespace grpc