LCOV - code coverage report
Current view: top level - source4/heimdal/lib/hcrypto/libtommath - bn_mp_mulmod.c (source / functions) Hit Total Coverage
Test: coverage report for abartlet/fix-coverage dd10fb34 Lines: 6 9 66.7 %
Date: 2021-09-23 10:06:22 Functions: 1 1 100.0 %

          Line data    Source code
       1             : #include <tommath.h>
       2             : #ifdef BN_MP_MULMOD_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             : /* d = a * b (mod c) */
      19         872 : int mp_mulmod (mp_int * a, mp_int * b, mp_int * c, mp_int * d)
      20             : {
      21             :   int     res;
      22             :   mp_int  t;
      23             : 
      24         872 :   if ((res = mp_init (&t)) != MP_OKAY) {
      25           0 :     return res;
      26             :   }
      27             : 
      28         872 :   if ((res = mp_mul (a, b, &t)) != MP_OKAY) {
      29           0 :     mp_clear (&t);
      30           0 :     return res;
      31             :   }
      32         872 :   res = mp_mod (&t, c, d);
      33         872 :   mp_clear (&t);
      34         872 :   return res;
      35             : }
      36             : #endif
      37             : 
      38             : /* $Source: /cvs/libtom/libtommath/bn_mp_mulmod.c,v $ */
      39             : /* $Revision: 1.5 $ */
      40             : /* $Date: 2006/12/28 01:25:13 $ */

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