LCOV - code coverage report
Current view: top level - source4/heimdal/lib/hcrypto/libtommath - bn_mp_clear.c (source / functions) Hit Total Coverage
Test: coverage report for abartlet/fix-coverage dd10fb34 Lines: 9 9 100.0 %
Date: 2021-09-23 10:06:22 Functions: 1 1 100.0 %

          Line data    Source code
       1             : #include <tommath.h>
       2             : #ifdef BN_MP_CLEAR_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             : /* clear one (frees)  */
      19             : void
      20      318538 : mp_clear (mp_int * a)
      21             : {
      22             :   int i;
      23             : 
      24             :   /* only do anything if a hasn't been freed previously */
      25      318538 :   if (a->dp != NULL) {
      26             :     /* first zero the digits */
      27     4344756 :     for (i = 0; i < a->used; i++) {
      28     4036334 :         a->dp[i] = 0;
      29             :     }
      30             : 
      31             :     /* free ram */
      32      318538 :     XFREE(a->dp);
      33             : 
      34             :     /* reset members to make debugging easier */
      35      318538 :     a->dp    = NULL;
      36      318538 :     a->alloc = a->used = 0;
      37      318538 :     a->sign  = MP_ZPOS;
      38             :   }
      39      318538 : }
      40             : #endif
      41             : 
      42             : /* $Source: /cvs/libtom/libtommath/bn_mp_clear.c,v $ */
      43             : /* $Revision: 1.4 $ */
      44             : /* $Date: 2006/12/28 01:25:13 $ */

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