#include <stdio.h>
#include "internal/cryptlib.h"
+#include "internal/refcount.h"
#include <openssl/bn.h>
#include "dh_locl.h"
#include <openssl/engine.h>
-static const DH_METHOD *default_DH_method = NULL;
-
-void DH_set_default_method(const DH_METHOD *meth)
-{
- default_DH_method = meth;
-}
-
-const DH_METHOD *DH_get_default_method(void)
-{
- if (!default_DH_method)
- default_DH_method = DH_OpenSSL();
- return default_DH_method;
-}
-
int DH_set_method(DH *dh, const DH_METHOD *meth)
{
/*
if (r == NULL)
return;
- CRYPTO_atomic_add(&r->references, -1, &i, r->lock);
+ CRYPTO_DOWN_REF(&r->references, &i, r->lock);
REF_PRINT_COUNT("DH", r);
if (i > 0)
return;
{
int i;
- if (CRYPTO_atomic_add(&r->references, 1, &i, r->lock) <= 0)
+ if (CRYPTO_UP_REF(&r->references, &i, r->lock) <= 0)
return 0;
REF_PRINT_COUNT("DH", r);
int DH_set_ex_data(DH *d, int idx, void *arg)
{
- return (CRYPTO_set_ex_data(&d->ex_data, idx, arg));
+ return CRYPTO_set_ex_data(&d->ex_data, idx, arg);
}
void *DH_get_ex_data(DH *d, int idx)
{
- return (CRYPTO_get_ex_data(&d->ex_data, idx));
+ return CRYPTO_get_ex_data(&d->ex_data, idx);
}
int DH_bits(const DH *dh)
int DH_size(const DH *dh)
{
- return (BN_num_bytes(dh->p));
+ return BN_num_bytes(dh->p);
}
int DH_security_bits(const DH *dh)
/* If the fields p and g in d are NULL, the corresponding input
* parameters MUST be non-NULL. q may remain NULL.
*/
- if (dh->p == NULL && p == NULL
- || dh->g == NULL && g == NULL)
+ if ((dh->p == NULL && p == NULL)
+ || (dh->g == NULL && g == NULL))
return 0;
if (p != NULL) {
int DH_set0_key(DH *dh, BIGNUM *pub_key, BIGNUM *priv_key)
{
- /* If the field pub_key in dh is NULL, the corresponding input
- * parameters MUST be non-NULL. The priv_key field may
- * be left NULL.
- */
- if (dh->pub_key == NULL && pub_key == NULL)
- return 0;
-
if (pub_key != NULL) {
BN_free(dh->pub_key);
dh->pub_key = pub_key;