Commit 7283ecea authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

BN_RECURSION causes the stuff in bn_mont.c to fall over for large keys. For 

now change it to BN_RECURSION_MONT so it isn't compiled in.
parent 75404857

CHANGES

+4 −0
Original line number Original line Diff line number Diff line
@@ -5,6 +5,10 @@ 




 Changes between 0.9.1c and 0.9.2

 Changes between 0.9.1c and 0.9.2





  *) Changed BN_RECURSION in bn_mont.c to BN_RECURSION_MONT so it is not

     compiled in by default: it has problems with large keys.

     [Steve Henson]



  *) Add a bunch of SSL_xxx() functions for configuring the temporary RSA and

  *) Add a bunch of SSL_xxx() functions for configuring the temporary RSA and

     DH private keys and/or callback functions which directly correspond to

     DH private keys and/or callback functions which directly correspond to

     their SSL_CTX_xxx() counterparts but work on a per-connection basis. This

     their SSL_CTX_xxx() counterparts but work on a per-connection basis. This

crypto/bn/bn_mont.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -113,7 +113,7 @@ BIGNUM *a; 
BN_MONT_CTX *mont;

BN_MONT_CTX *mont;

BN_CTX *ctx;

BN_CTX *ctx;

	{

	{

#ifdef BN_RECURSION

#ifdef BN_RECURSION_MONT

	if (mont->use_word)

	if (mont->use_word)

#endif

#endif

		{

		{
@@ -212,7 +212,7 @@ printf("word BN_from_montgomery %d * %d\n",nl,nl); 
err1:

err1:

		return(retn);

		return(retn);

		}

		}

#ifdef BN_RECURSION

#ifdef BN_RECURSION_MONT

	else /* bignum version */ 

	else /* bignum version */ 

		{

		{

		BIGNUM *t1,*t2,*t3;

		BIGNUM *t1,*t2,*t3;
@@ -316,7 +316,7 @@ BN_CTX *ctx; 
	R= &(mont->RR);					/* grab RR as a temp */

	R= &(mont->RR);					/* grab RR as a temp */

	BN_copy(&(mont->N),mod);			/* Set N */

	BN_copy(&(mont->N),mod);			/* Set N */





#ifdef BN_RECURSION

#ifdef BN_RECURSION_MONT

	if (mont->N.top < BN_MONT_CTX_SET_SIZE_WORD)

	if (mont->N.top < BN_MONT_CTX_SET_SIZE_WORD)

#endif

#endif

		{

		{
@@ -364,7 +364,7 @@ BN_CTX *ctx; 
		BN_free(&Ri);

		BN_free(&Ri);

		/* mod->top=z; */

		/* mod->top=z; */

		}

		}

#ifdef BN_RECURSION

#ifdef BN_RECURSION_MONT

	else

	else

		{

		{

		mont->use_word=0;

		mont->use_word=0;