Commit 081991ac authored by Geoff Thorpe's avatar Geoff Thorpe
Browse files

With the new dynamic BN_CTX implementation, there should be no need for 

additional contexts.
parent 8a85c341

crypto/rsa/rsa_gen.c

+3 −6
Original line number Diff line number Diff line
@@ -86,12 +86,10 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb) 
	{

	BIGNUM *r0=NULL,*r1=NULL,*r2=NULL,*r3=NULL,*tmp;

	int bitsp,bitsq,ok= -1,n=0;

	BN_CTX *ctx=NULL,*ctx2=NULL;

	BN_CTX *ctx=NULL;



	ctx=BN_CTX_new();

	if (ctx == NULL) goto err;

	ctx2=BN_CTX_new();

	if (ctx2 == NULL) goto err;

	BN_CTX_start(ctx);

	r0 = BN_CTX_get(ctx);

	r1 = BN_CTX_get(ctx);
@@ -183,7 +181,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb) 
		goto err;

		}

*/

	if (!BN_mod_inverse(rsa->d,rsa->e,r0,ctx2)) goto err;	/* d */

	if (!BN_mod_inverse(rsa->d,rsa->e,r0,ctx)) goto err;	/* d */



	/* calculate d mod (p-1) */

	if (!BN_mod(rsa->dmp1,rsa->d,r1,ctx)) goto err;
@@ -192,7 +190,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb) 
	if (!BN_mod(rsa->dmq1,rsa->d,r2,ctx)) goto err;



	/* calculate inverse of q mod p */

	if (!BN_mod_inverse(rsa->iqmp,rsa->q,rsa->p,ctx2)) goto err;

	if (!BN_mod_inverse(rsa->iqmp,rsa->q,rsa->p,ctx)) goto err;



	ok=1;

err:
@@ -203,7 +201,6 @@ err: 
		}

	BN_CTX_end(ctx);

	BN_CTX_free(ctx);

	BN_CTX_free(ctx2);



	return ok;

	}