src/src/sha_ver.h

   1 /*************************************************
   2 *     Exim - an Internet mail transport agent    *
   3 *************************************************/
   4
   5 /* Copyright (c) Jeremy Harris 2016 */
   6 /* See the file NOTICE for conditions of use and distribution. */
   7
   8 /* SHA routine selection */
   9
  10 #include "exim.h"
  11
  12 #ifdef SUPPORT_TLS
  13
  14 # define EXIM_HAVE_SHA2
  15
  16 # ifdef USE_GNUTLS
  17 #  include <gnutls/gnutls.h>
  18
  19 #  if GNUTLS_VERSION_NUMBER >= 0x020a00
  20 #   define SHA_GNUTLS
  21 #  else
  22 #   define SHA_GCRYPT
  23 #  endif
  24
  25 # else
  26 #  define SHA_OPENSSL
  27 # endif
  28
  29 #else
  30 # define SHA_NATIVE
  31 #endif
  32