1 files changed, 45 insertions, 0 deletions
diff --git a/include/comphelper/random.hxx b/include/comphelper/random.hxx
new file mode 100644
index 000000000..218d61683
--- /dev/null
+++ b/include/comphelper/random.hxx
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_COMPHELPER_RANDOM_HXX
+#define INCLUDED_COMPHELPER_RANDOM_HXX
+
+#include <comphelper/comphelperdllapi.h>
+
+namespace comphelper
+{
+
+namespace rng
+{
+
+// These functions obey the SAL_RAND_REPEATABLE environment
+// variable: If it is set, use a fixed seed.
+
+// note that uniform_int_distribution is inclusive of b, i.e. [a,b] while
+// uniform_real_distribution is exclusive of b, i.e. [a,b), std::nextafter may be your friend there
+
+/// uniform distribution in [a,b)
+COMPHELPER_DLLPUBLIC double uniform_real_distribution(double a = 0.0, double b = 1.0);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC int uniform_int_distribution(int a, int b);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC unsigned int uniform_uint_distribution(unsigned int a, unsigned int b);
+
+/// uniform distribution in [a,b]
+COMPHELPER_DLLPUBLIC size_t uniform_size_distribution(size_t a, size_t b);
+
+} // namespace
+
+} // namespace
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */