LCOV - code coverage report
Current view: top level - source4/heimdal/lib/hcrypto/libtommath - bn_mp_reduce_setup.c (source / functions) Hit Total Coverage
Test: coverage report for abartlet/fix-coverage dd10fb34 Lines: 0 4 0.0 %
Date: 2021-09-23 10:06:22 Functions: 0 1 0.0 %

          Line data    Source code
       1             : #include <tommath.h>
       2             : #ifdef BN_MP_REDUCE_SETUP_C
       3             : /* LibTomMath, multiple-precision integer library -- Tom St Denis
       4             :  *
       5             :  * LibTomMath is a library that provides multiple-precision
       6             :  * integer arithmetic as well as number theoretic functionality.
       7             :  *
       8             :  * The library was designed directly after the MPI library by
       9             :  * Michael Fromberger but has been written from scratch with
      10             :  * additional optimizations in place.
      11             :  *
      12             :  * The library is free for all purposes without any express
      13             :  * guarantee it works.
      14             :  *
      15             :  * Tom St Denis, tomstdenis@gmail.com, http://libtom.org
      16             :  */
      17             : 
      18             : /* pre-calculate the value required for Barrett reduction
      19             :  * For a given modulus "b" it calulates the value required in "a"
      20             :  */
      21           0 : int mp_reduce_setup (mp_int * a, mp_int * b)
      22             : {
      23             :   int     res;
      24             : 
      25           0 :   if ((res = mp_2expt (a, b->used * 2 * DIGIT_BIT)) != MP_OKAY) {
      26           0 :     return res;
      27             :   }
      28           0 :   return mp_div (a, b, a, NULL);
      29             : }
      30             : #endif
      31             : 
      32             : /* $Source: /cvs/libtom/libtommath/bn_mp_reduce_setup.c,v $ */
      33             : /* $Revision: 1.4 $ */
      34             : /* $Date: 2006/12/28 01:25:13 $ */

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