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| author | Nick Mathewson <nickm@torproject.org> | 2018-06-22 09:48:24 -0400 |
|---|---|---|
| committer | Nick Mathewson <nickm@torproject.org> | 2018-06-22 09:49:13 -0400 |
| commit | 2cf033f238c111bef62552da16117568435d3a18 (patch) | |
| tree | 34deb903de7bbdf42c399dce861e63c898c77dae /src/lib/intmath/bits.h | |
| parent | 3883338c8121212b3f6f9c020d489d50bbcdd855 (diff) | |
| download | tor-2cf033f238c111bef62552da16117568435d3a18.tar.gz tor-2cf033f238c111bef62552da16117568435d3a18.zip | |
Extract simple integer math into its own module
Diffstat (limited to 'src/lib/intmath/bits.h')
| -rw-r--r-- | src/lib/intmath/bits.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/lib/intmath/bits.h b/src/lib/intmath/bits.h new file mode 100644 index 0000000000..70f855089c --- /dev/null +++ b/src/lib/intmath/bits.h @@ -0,0 +1,16 @@ +/* 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 */ + +#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) */ |