1 files changed, 51 insertions, 0 deletions
diff --git a/crypto/evp/p_legacy.c b/crypto/evp/p_legacy.c
new file mode 100644
index 0000000000..cad4d67d73
--- /dev/null
+++ b/crypto/evp/p_legacy.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+/*
+ * Legacy EVP_PKEY assign/set/get APIs are deprecated for public use, but
+ * still ok for internal use, particularly in providers.
+ */
+#include "internal/deprecated.h"
+
+#include <openssl/types.h>
+#include <openssl/evp.h>
+#include <openssl/err.h>
+#include <openssl/rsa.h>
+#include "crypto/types.h"
+#include "crypto/evp.h"
+#include "evp_local.h"
+
+int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key)
+{
+    int ret = EVP_PKEY_assign_RSA(pkey, key);
+    if (ret)
+        RSA_up_ref(key);
+    return ret;
+}
+
+RSA *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey)
+{
+    if (!evp_pkey_downgrade((EVP_PKEY *)pkey)) {
+        ERR_raise(ERR_LIB_EVP, EVP_R_INACCESSIBLE_KEY);
+        return NULL;
+    }
+    if (pkey->type != EVP_PKEY_RSA && pkey->type != EVP_PKEY_RSA_PSS) {
+        ERR_raise(ERR_LIB_EVP, EVP_R_EXPECTING_AN_RSA_KEY);
+        return NULL;
+    }
+    return pkey->pkey.rsa;
+}
+
+RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
+{
+    RSA *ret = EVP_PKEY_get0_RSA(pkey);
+    if (ret != NULL)
+        RSA_up_ref(ret);
+    return ret;
+}