Commit 256b3e9c authored by Andy Polyakov's avatar Andy Polyakov
Browse files

Optimize bn_correct_top.

parent 762a2e3c

crypto/bn/bn.h

+5 −3
Original line number Diff line number Diff line
@@ -752,10 +752,12 @@ int RAND_pseudo_bytes(unsigned char *buf,int num); 
#define bn_correct_top(a) \

        { \

        BN_ULONG *ftl; \

	if ((a)->top > 0) \

	int top = (a)->top; \

	if (top > 0) \

		{ \

		for (ftl= &((a)->d[(a)->top-1]); (a)->top > 0; (a)->top--) \

		for (ftl= &((a)->d[top-1]); top > 0; top--) \

			if (*(ftl--)) break; \

		(a)->top = top; \

		} \

	bn_pollute(a); \

	}