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Hide BN_CTX structure details.
[openssl.git]
/
crypto
/
engine
/
hw_atalla.c
diff --git
a/crypto/engine/hw_atalla.c
b/crypto/engine/hw_atalla.c
index 9cd9bac5d30a513f4dfa4f52bf0a27dbfc768e6e..84105516eeb3b96135bd8ad3fecf8353aa46173e 100644
(file)
--- a/
crypto/engine/hw_atalla.c
+++ b/
crypto/engine/hw_atalla.c
@@
-318,11
+318,12
@@
static int atalla_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
goto err;
}
/* Prepare the params */
goto err;
}
/* Prepare the params */
+ BN_CTX_start(ctx);
modulus = BN_CTX_get(ctx);
exponent = BN_CTX_get(ctx);
argument = BN_CTX_get(ctx);
result = BN_CTX_get(ctx);
modulus = BN_CTX_get(ctx);
exponent = BN_CTX_get(ctx);
argument = BN_CTX_get(ctx);
result = BN_CTX_get(ctx);
- if
(!modulus || !exponent || !argument ||
!result)
+ if
(
!result)
{
ENGINEerr(ENGINE_F_ATALLA_MOD_EXP,ENGINE_R_BN_CTX_FULL);
goto err;
{
ENGINEerr(ENGINE_F_ATALLA_MOD_EXP,ENGINE_R_BN_CTX_FULL);
goto err;
@@
-360,10
+361,7
@@
static int atalla_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
BN_bin2bn((unsigned char *)result->d, numbytes, r);
to_return = 1;
err:
BN_bin2bn((unsigned char *)result->d, numbytes, r);
to_return = 1;
err:
- if(modulus) ctx->tos--;
- if(exponent) ctx->tos--;
- if(argument) ctx->tos--;
- if(result) ctx->tos--;
+ BN_CTX_end(ctx);
return to_return;
}
return to_return;
}