diff options
Diffstat (limited to 'libtommath/bn_s_mp_sqr.c')
| -rw-r--r-- | libtommath/bn_s_mp_sqr.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/libtommath/bn_s_mp_sqr.c b/libtommath/bn_s_mp_sqr.c index 464663f..68c95bc 100644 --- a/libtommath/bn_s_mp_sqr.c +++ b/libtommath/bn_s_mp_sqr.c @@ -1,4 +1,4 @@ -#include <tommath.h> +#include <tommath_private.h> #ifdef BN_S_MP_SQR_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * @@ -12,7 +12,7 @@ * The library is free for all purposes without any express * guarantee it works. * - * Tom St Denis, tomstdenis@gmail.com, http://math.libtomcrypt.com + * Tom St Denis, tstdenis82@gmail.com, http://libtom.org */ /* low level squaring, b = a*a, HAC pp.596-597, Algorithm 14.16 */ @@ -24,18 +24,18 @@ int s_mp_sqr (mp_int * a, mp_int * b) mp_digit u, tmpx, *tmpt; pa = a->used; - if ((res = mp_init_size (&t, 2*pa + 1)) != MP_OKAY) { + if ((res = mp_init_size (&t, (2 * pa) + 1)) != MP_OKAY) { return res; } /* default used is maximum possible size */ - t.used = 2*pa + 1; + t.used = (2 * pa) + 1; for (ix = 0; ix < pa; ix++) { /* first calculate the digit at 2*ix */ /* calculate double precision result */ - r = ((mp_word) t.dp[2*ix]) + - ((mp_word)a->dp[ix])*((mp_word)a->dp[ix]); + r = (mp_word)t.dp[2*ix] + + ((mp_word)a->dp[ix] * (mp_word)a->dp[ix]); /* store lower part in result */ t.dp[ix+ix] = (mp_digit) (r & ((mp_word) MP_MASK)); @@ -47,7 +47,7 @@ int s_mp_sqr (mp_int * a, mp_int * b) tmpx = a->dp[ix]; /* alias for where to store the results */ - tmpt = t.dp + (2*ix + 1); + tmpt = t.dp + ((2 * ix) + 1); for (iy = ix + 1; iy < pa; iy++) { /* first calculate the product */ @@ -78,3 +78,7 @@ int s_mp_sqr (mp_int * a, mp_int * b) return MP_OKAY; } #endif + +/* $Source$ */ +/* $Revision$ */ +/* $Date$ */ |