1 files changed, 22 insertions, 0 deletions
diff --git a/src/lib/math/laplace.h b/src/lib/math/laplace.h
new file mode 100644
index 0000000000..e8651e5197
--- /dev/null
+++ b/src/lib/math/laplace.h
@@ -0,0 +1,22 @@
+/* Copyright (c) 2003, Roger Dingledine
+ * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2019, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file laplace.h
+ *
+ * \brief Header for laplace.c
+ **/
+
+#ifndef TOR_LAPLACE_H
+#define TOR_LAPLACE_H
+
+#include "lib/cc/compat_compiler.h"
+#include "lib/cc/torint.h"
+
+int64_t sample_laplace_distribution(double mu, double b, double p);
+int64_t add_laplace_noise(int64_t signal, double random, double delta_f,
+                          double epsilon);
+
+#endif