1 files changed, 46 insertions, 0 deletions
diff --git a/src/vppinfra/timer.h b/src/vppinfra/timer.h
new file mode 100644
index 00000000000..764103f702d
--- /dev/null
+++ b/src/vppinfra/timer.h
@@ -0,0 +1,46 @@
+/*
+  Copyright (c) 2001, 2002, 2003 Eliot Dresselhaus
+
+  Permission is hereby granted, free of charge, to any person obtaining
+  a copy of this software and associated documentation files (the
+  "Software"), to deal in the Software without restriction, including
+  without limitation the rights to use, copy, modify, merge, publish,
+  distribute, sublicense, and/or sell copies of the Software, and to
+  permit persons to whom the Software is furnished to do so, subject to
+  the following conditions:
+
+  The above copyright notice and this permission notice shall be
+  included in all copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef included_timer_h
+#define included_timer_h
+
+#include <signal.h>
+
+typedef void (timer_func_t) (any arg, f64 delay);
+
+/* Arrange for function to be called after time interval (in seconds) has elapsed. */
+extern void timer_call (timer_func_t * func, any arg, f64 time_interval);
+
+/* Block/unblock timer interrupts. */
+extern void timer_block (sigset_t * save);
+extern void timer_unblock (sigset_t * save);
+
+#endif /* included_timer_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */