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-rw-r--r--libtommath/bn_fast_mp_montgomery_reduce.c32
1 files changed, 18 insertions, 14 deletions
diff --git a/libtommath/bn_fast_mp_montgomery_reduce.c b/libtommath/bn_fast_mp_montgomery_reduce.c
index e941dc2..a63839d 100644
--- a/libtommath/bn_fast_mp_montgomery_reduce.c
+++ b/libtommath/bn_fast_mp_montgomery_reduce.c
@@ -1,4 +1,4 @@
-#include <tommath.h>
+#include <tommath_private.h>
#ifdef BN_FAST_MP_MONTGOMERY_REDUCE_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
*/
/* computes xR**-1 == x (mod N) via Montgomery Reduction
@@ -32,7 +32,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
olduse = x->used;
/* grow a as required */
- if (x->alloc < n->used + 1) {
+ if (x->alloc < (n->used + 1)) {
if ((res = mp_grow (x, n->used + 1)) != MP_OKAY) {
return res;
}
@@ -42,8 +42,8 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
* an array of double precision words W[...]
*/
{
- register mp_word *_W;
- register mp_digit *tmpx;
+ mp_word *_W;
+ mp_digit *tmpx;
/* alias for the W[] array */
_W = W;
@@ -57,7 +57,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
}
/* zero the high words of W[a->used..m->used*2] */
- for (; ix < n->used * 2 + 1; ix++) {
+ for (; ix < ((n->used * 2) + 1); ix++) {
*_W++ = 0;
}
}
@@ -72,7 +72,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
* by casting the value down to a mp_digit. Note this requires
* that W[ix-1] have the carry cleared (see after the inner loop)
*/
- register mp_digit mu;
+ mp_digit mu;
mu = (mp_digit) (((W[ix] & MP_MASK) * rho) & MP_MASK);
/* a = a + mu * m * b**i
@@ -90,9 +90,9 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
* first m->used words of W[] have the carries fixed
*/
{
- register int iy;
- register mp_digit *tmpn;
- register mp_word *_W;
+ int iy;
+ mp_digit *tmpn;
+ mp_word *_W;
/* alias for the digits of the modulus */
tmpn = n->dp;
@@ -115,8 +115,8 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
* significant digits we zeroed].
*/
{
- register mp_digit *tmpx;
- register mp_word *_W, *_W1;
+ mp_digit *tmpx;
+ mp_word *_W, *_W1;
/* nox fix rest of carries */
@@ -126,7 +126,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
/* alias for next word, where the carry goes */
_W = W + ++ix;
- for (; ix <= n->used * 2 + 1; ix++) {
+ for (; ix <= ((n->used * 2) + 1); ix++) {
*_W++ += *_W1++ >> ((mp_word) DIGIT_BIT);
}
@@ -143,7 +143,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
/* alias for shifted double precision result */
_W = W + n->used;
- for (ix = 0; ix < n->used + 1; ix++) {
+ for (ix = 0; ix < (n->used + 1); ix++) {
*tmpx++ = (mp_digit)(*_W++ & ((mp_word) MP_MASK));
}
@@ -166,3 +166,7 @@ int fast_mp_montgomery_reduce (mp_int * x, mp_int * n, mp_digit rho)
return MP_OKAY;
}
#endif
+
+/* $Source$ */
+/* $Revision$ */
+/* $Date$ */