src/lib/defs/dh_sizes.h

   1 /* Copyright (c) 2001, Matej Pfajfar.
   2  * Copyright (c) 2001-2004, Roger Dingledine.
   3  * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
   4  * Copyright (c) 2007-2021, The Tor Project, Inc. */
   5 /* See LICENSE for licensing information */
   6
   7 /**
   8  * \file dh_sizes.h
   9
  10  * \brief Definitions for sizes of Diffie-Hellman groups elements in Z_p.
  11  *
  12  * Tor uses these definitions throughout its codebase, even in parts that
  13  * don't actually do any Diffie-Hellman calculations.
  14  **/
  15
  16 #ifndef TOR_DH_SIZES_H
  17 #define TOR_DH_SIZES_H
  18
  19 /** Length of our legacy DH keys. */
  20 #define DH1024_KEY_LEN (1024/8)
  21
  22 #endif /* !defined(TOR_DH_SIZES_H) */