LCOV - code coverage report
Current view: top level - source4/heimdal/lib/hcrypto/libtommath - bn_mp_reduce_2k_setup_l.c (source / functions) Hit Total Coverage
Test: coverage report for abartlet/fix-coverage dd10fb34 Lines: 0 10 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_2K_SETUP_L_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             : /* determines the setup value */
      19           0 : int mp_reduce_2k_setup_l(mp_int *a, mp_int *d)
      20             : {
      21             :    int    res;
      22             :    mp_int tmp;
      23             : 
      24           0 :    if ((res = mp_init(&tmp)) != MP_OKAY) {
      25           0 :       return res;
      26             :    }
      27             : 
      28           0 :    if ((res = mp_2expt(&tmp, mp_count_bits(a))) != MP_OKAY) {
      29           0 :       goto ERR;
      30             :    }
      31             : 
      32           0 :    if ((res = s_mp_sub(&tmp, a, d)) != MP_OKAY) {
      33           0 :       goto ERR;
      34             :    }
      35             : 
      36           0 : ERR:
      37           0 :    mp_clear(&tmp);
      38           0 :    return res;
      39             : }
      40             : #endif
      41             : 
      42             : /* $Source: /cvs/libtom/libtommath/bn_mp_reduce_2k_setup_l.c,v $ */
      43             : /* $Revision: 1.4 $ */
      44             : /* $Date: 2006/12/28 01:25:13 $ */

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