src/lib/intmath/bits.h

   1 /* Copyright (c) 2003-2004, Roger Dingledine
   2  * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
   3  * Copyright (c) 2007-2021, The Tor Project, Inc. */
   4 /* See LICENSE for licensing information */
   5
   6 /**
   7  * \file bits.h
   8  *
   9  * \brief Header for bits.c
  10  **/
  11
  12 #ifndef TOR_INTMATH_BITS_H
  13 #define TOR_INTMATH_BITS_H
  14
  15 #include "lib/cc/torint.h"
  16 #include "lib/cc/compat_compiler.h"
  17
  18 int tor_log2(uint64_t u64) ATTR_CONST;
  19 uint64_t round_to_power_of_2(uint64_t u64);
  20 int n_bits_set_u8(uint8_t v);
  21
  22 #endif /* !defined(TOR_INTMATH_BITS_H) */