From 4035b1bfb1e5843a539a8b624d21952b756974d1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 16:19:18 +0200
Subject: Adding upstream version 6.1.22-dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../common/crypto/key-create-rsa-openssl.cpp       | 92 ++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/VBox/Runtime/common/crypto/key-create-rsa-openssl.cpp

(limited to 'src/VBox/Runtime/common/crypto/key-create-rsa-openssl.cpp')

diff --git a/src/VBox/Runtime/common/crypto/key-create-rsa-openssl.cpp b/src/VBox/Runtime/common/crypto/key-create-rsa-openssl.cpp
new file mode 100644
index 00000000..d7316ee0
--- /dev/null
+++ b/src/VBox/Runtime/common/crypto/key-create-rsa-openssl.cpp
@@ -0,0 +1,92 @@
+/* $Id: key-create-rsa-openssl.cpp $ */
+/** @file
+ * IPRT - Crypto - RSA Key Creation using OpenSSL.
+ */
+
+/*
+ * Copyright (C) 2018-2020 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#include "internal/iprt.h"
+#include <iprt/crypto/key.h>
+
+#ifdef IPRT_WITH_OPENSSL    /* Whole file. */
+# include <iprt/err.h>
+# include <iprt/string.h>
+
+# include "internal/iprt-openssl.h"
+# include <openssl/rsa.h>
+# include <openssl/err.h>
+
+# include "key-internal.h"
+
+
+
+RTDECL(int) RTCrKeyCreateNewRsa(PRTCRKEY phKey, uint32_t cBits, uint32_t uPubExp, uint32_t fFlags)
+{
+    AssertPtrReturn(phKey, VERR_INVALID_POINTER);
+    AssertMsgReturn(cBits >= 128 && cBits <= _64K, ("cBits=%u\n", cBits), VERR_OUT_OF_RANGE);
+    AssertReturn(uPubExp > 0, VERR_OUT_OF_RANGE);
+    AssertReturn(!fFlags, VERR_INVALID_FLAGS);
+
+    rtCrOpenSslInit();
+
+    /*
+     * Do the key generation first.
+     */
+    int rc = VERR_NO_MEMORY;
+    RSA *pRsa = RSA_new();
+    if (pRsa)
+    {
+        BIGNUM *pPubExp = BN_new();
+        if (pPubExp)
+        {
+            if (BN_set_word(pPubExp, uPubExp) != 0)
+            {
+                if (RSA_generate_key_ex(pRsa, cBits, pPubExp, NULL))
+                {
+                    /*
+                     * Create a IPRT key for it by encoding it as a private key.
+                     */
+                    unsigned char *pbRsaPrivateKey = NULL;
+                    int cbRsaPrivateKey = i2d_RSAPrivateKey(pRsa, &pbRsaPrivateKey);
+                    if (cbRsaPrivateKey)
+                    {
+                        rc = rtCrKeyCreateRsaPrivate(phKey, pbRsaPrivateKey, cbRsaPrivateKey, NULL, NULL);
+                        OPENSSL_free(pbRsaPrivateKey);
+                    }
+                    /* else: VERR_NO_MEMORY */
+                }
+                else
+                    rc = VERR_CR_KEY_GEN_FAILED_RSA;
+            }
+            BN_free(pPubExp);
+        }
+        RSA_free(pRsa);
+    }
+    return rc;
+}
+
+#endif /* IPRT_WITH_OPENSSL */
+
-- 
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