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Diffstat (limited to 'libtommath/bn_mp_exch.c')
-rw-r--r-- | libtommath/bn_mp_exch.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/libtommath/bn_mp_exch.c b/libtommath/bn_mp_exch.c new file mode 100644 index 0000000..b7bd186 --- /dev/null +++ b/libtommath/bn_mp_exch.c @@ -0,0 +1,30 @@ +#include <tommath.h> +#ifdef BN_MP_EXCH_C +/* LibTomMath, multiple-precision integer library -- Tom St Denis + * + * LibTomMath is a library that provides multiple-precision + * integer arithmetic as well as number theoretic functionality. + * + * The library was designed directly after the MPI library by + * Michael Fromberger but has been written from scratch with + * additional optimizations in place. + * + * The library is free for all purposes without any express + * guarantee it works. + * + * Tom St Denis, tomstdenis@gmail.com, http://math.libtomcrypt.com + */ + +/* swap the elements of two integers, for cases where you can't simply swap the + * mp_int pointers around + */ +void +mp_exch (mp_int * a, mp_int * b) +{ + mp_int t; + + t = *a; + *a = *b; + *b = t; +} +#endif |