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-rw-r--r--src/VBox/Runtime/generic/RTUuidCreate-generic.cpp66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/VBox/Runtime/generic/RTUuidCreate-generic.cpp b/src/VBox/Runtime/generic/RTUuidCreate-generic.cpp
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+++ b/src/VBox/Runtime/generic/RTUuidCreate-generic.cpp
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+/* $Id: RTUuidCreate-generic.cpp $ */
+/** @file
+ * IPRT - UUID, Generic RTUuidCreate implementation.
+ */
+
+/*
+ * Copyright (C) 2006-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox 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.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include <iprt/uuid.h>
+#include "internal/iprt.h"
+
+#include <iprt/assert.h>
+#include <iprt/errcore.h>
+#include <iprt/rand.h>
+
+
+/* WARNING: This implementation ASSUMES little endian. Does not work on big endian! */
+
+/* Remember, the time fields in the UUID must be little endian. */
+
+
+RTDECL(int) RTUuidCreate(PRTUUID pUuid)
+{
+ /* validate input. */
+ AssertPtrReturn(pUuid, VERR_INVALID_PARAMETER);
+
+ RTRandBytes(pUuid, sizeof(*pUuid));
+ pUuid->Gen.u8ClockSeqHiAndReserved = (pUuid->Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80;
+ pUuid->Gen.u16TimeHiAndVersion = (pUuid->Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;
+
+ return VINF_SUCCESS;
+}
+RT_EXPORT_SYMBOL(RTUuidCreate);
+