aboutsummaryrefslogtreecommitdiff
path: root/src/lib/intmath/bits.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/lib/intmath/bits.h')
-rw-r--r--src/lib/intmath/bits.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/lib/intmath/bits.h b/src/lib/intmath/bits.h
new file mode 100644
index 0000000000..80eebe9358
--- /dev/null
+++ b/src/lib/intmath/bits.h
@@ -0,0 +1,22 @@
+/* Copyright (c) 2003-2004, Roger Dingledine
+ * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2018, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file bits.h
+ *
+ * \brief Header for bits.c
+ **/
+
+#ifndef TOR_INTMATH_BITS_H
+#define TOR_INTMATH_BITS_H
+
+#include "lib/cc/torint.h"
+#include "lib/cc/compat_compiler.h"
+
+int tor_log2(uint64_t u64) ATTR_CONST;
+uint64_t round_to_power_of_2(uint64_t u64);
+int n_bits_set_u8(uint8_t v);
+
+#endif /* !defined(TOR_INTMATH_BITS_H) */