diff options
Diffstat (limited to 'crypto/dh/dh_backend.c')
| -rw-r--r-- | crypto/dh/dh_backend.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/crypto/dh/dh_backend.c b/crypto/dh/dh_backend.c index aebb38d1c9..18cf3f5992 100644 --- a/crypto/dh/dh_backend.c +++ b/crypto/dh/dh_backend.c @@ -125,7 +125,7 @@ static ossl_inline int dh_bn_dup_check(BIGNUM **out, const BIGNUM *f) return 1; } -DH *ossl_dh_dup(const DH *dh) +DH *ossl_dh_dup(const DH *dh, int selection) { DH *dupkey = NULL; @@ -139,14 +139,20 @@ DH *ossl_dh_dup(const DH *dh) return NULL; dupkey->length = DH_get_length(dh); - if (!ossl_ffc_params_copy(&dupkey->params, &dh->params)) + if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0 + && !ossl_ffc_params_copy(&dupkey->params, &dh->params)) goto err; dupkey->flags = dh->flags; - if (!dh_bn_dup_check(&dupkey->pub_key, dh->pub_key)) + if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0 + && ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) == 0 + || !dh_bn_dup_check(&dupkey->pub_key, dh->pub_key))) goto err; - if (!dh_bn_dup_check(&dupkey->priv_key, dh->priv_key)) + + if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0 + && ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) == 0 + || !dh_bn_dup_check(&dupkey->priv_key, dh->priv_key))) goto err; #ifndef FIPS_MODULE @@ -161,6 +167,7 @@ DH *ossl_dh_dup(const DH *dh) DH_free(dupkey); return NULL; } + #ifndef FIPS_MODULE DH *ossl_dh_key_from_pkcs8(const PKCS8_PRIV_KEY_INFO *p8inf, OSSL_LIB_CTX *libctx, const char *propq) |