Add EVP functionality to create domain params and keys by user data

[openssl.git] / crypto / evp / keymgmt_lib.c

diff --git a/crypto/evp/keymgmt_lib.c b/crypto/evp/keymgmt_lib.c
index 5e9ec73f7d87cc22e591ff8b7bc7385b155bfa66..583e8b362a31f482429fe048b26d2fb5e0c2371a 100644 (file)
--- a/crypto/evp/keymgmt_lib.c
+++ b/crypto/evp/keymgmt_lib.c
@@ -254,6 +254,24 @@ void evp_keymgmt_clear_pkey_cache(EVP_PKEY *pk)
     }
 }
 
     }
 }
 

+void *evp_keymgmt_fromdata(EVP_PKEY *target, EVP_KEYMGMT *keymgmt,
+                           const OSSL_PARAM params[], int domainparams)
+{
+    void *provctx = ossl_provider_ctx(EVP_KEYMGMT_provider(keymgmt));
+    void *provdata = domainparams
+        ? keymgmt->importdomparams(provctx, params)
+        : keymgmt->importkey(provctx, params);
+
+    evp_keymgmt_clear_pkey_cache(target);
+    if (provdata != NULL) {
+        EVP_KEYMGMT_up_ref(keymgmt);
+        target->pkeys[0].keymgmt = keymgmt;
+        target->pkeys[0].provdata = provdata;
+        target->pkeys[0].domainparams = domainparams;
+    }
+
+    return provdata;
+}

 
 /* internal functions */
 /* TODO(3.0) decide if these should be public or internal */
 
 /* internal functions */
 /* TODO(3.0) decide if these should be public or internal */