From f215e02bf85f68d3a6106c2a1f4f7f063f819064 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:17:27 +0200
Subject: Adding upstream version 7.0.14-dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/VBox/NetworkServices/Dhcpd/Timestamp.h | 122 +++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 src/VBox/NetworkServices/Dhcpd/Timestamp.h

(limited to 'src/VBox/NetworkServices/Dhcpd/Timestamp.h')

diff --git a/src/VBox/NetworkServices/Dhcpd/Timestamp.h b/src/VBox/NetworkServices/Dhcpd/Timestamp.h
new file mode 100644
index 00000000..083cbc6b
--- /dev/null
+++ b/src/VBox/NetworkServices/Dhcpd/Timestamp.h
@@ -0,0 +1,122 @@
+/* $Id: Timestamp.h $ */
+/** @file
+ * DHCP server - timestamps
+ */
+
+/*
+ * Copyright (C) 2017-2023 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>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#ifndef VBOX_INCLUDED_SRC_Dhcpd_Timestamp_h
+#define VBOX_INCLUDED_SRC_Dhcpd_Timestamp_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/time.h>
+
+
+/**
+ * Wrapper around RTTIMESPEC.
+ *
+ * @note Originally wanting to use RTTimeNanoTS rather than RTTimeNow.  The term
+ *       "absolute" was used for when the RTTimeNanoTS() value was converted to
+ *       something approximating unix epoch relative time with help of
+ *       RTTimeNow().  Code was later changed to just wrap RTTIMESPEC and drop
+ *       all usage of RTTimeNanoTS, ASSUMING that system time is stable.
+ */
+class Timestamp
+{
+    RTTIMESPEC m_TimeSpec;
+
+public:
+    Timestamp() RT_NOEXCEPT
+    {
+        RTTimeSpecSetNano(&m_TimeSpec, 0);
+    }
+
+    Timestamp(PCRTTIMESPEC a_pTimeSpec) RT_NOEXCEPT
+    {
+        m_TimeSpec = *a_pTimeSpec;
+    }
+
+    /** Get a timestamp initialized to current time. */
+    static Timestamp now() RT_NOEXCEPT
+    {
+        RTTIMESPEC Tmp;
+        return Timestamp(RTTimeNow(&Tmp));
+    }
+
+    /** Get a timestamp with the given value in seconds since unix epoch. */
+    static Timestamp absSeconds(int64_t secTimestamp) RT_NOEXCEPT
+    {
+        RTTIMESPEC Tmp;
+        return Timestamp(RTTimeSpecSetSeconds(&Tmp, secTimestamp));
+    }
+
+    Timestamp &addSeconds(int64_t cSecs) RT_NOEXCEPT
+    {
+        RTTimeSpecAddSeconds(&m_TimeSpec, cSecs);
+        return *this;
+    }
+
+    Timestamp &subSeconds(int64_t cSecs) RT_NOEXCEPT
+    {
+        RTTimeSpecSubSeconds(&m_TimeSpec, cSecs);
+        return *this;
+    }
+
+    RTTIMESPEC *getAbsTimeSpec(RTTIMESPEC *pTime) const RT_NOEXCEPT
+    {
+        *pTime = m_TimeSpec;
+        return pTime;
+    }
+
+    int64_t getAbsSeconds() const RT_NOEXCEPT
+    {
+        return RTTimeSpecGetSeconds(&m_TimeSpec);
+    }
+
+    /** Only for log formatting. */
+    size_t strFormatHelper(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput) const RT_NOEXCEPT;
+
+    int compare(const Timestamp &a_rRight) const RT_NOEXCEPT
+    {
+        return RTTimeSpecCompare(&m_TimeSpec, &a_rRight.m_TimeSpec);
+    }
+
+    friend bool operator<( const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+    friend bool operator>( const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+    friend bool operator==(const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+    friend bool operator!=(const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+    friend bool operator<=(const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+    friend bool operator>=(const Timestamp &, const Timestamp &) RT_NOEXCEPT;
+};
+
+
+inline bool operator<( const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) < 0; }
+inline bool operator>( const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) > 0; }
+inline bool operator==(const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) == 0; }
+inline bool operator!=(const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) != 0; }
+inline bool operator<=(const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) <= 0; }
+inline bool operator>=(const Timestamp &l, const Timestamp &r) RT_NOEXCEPT { return l.compare(r) >= 0; }
+
+#endif /* !VBOX_INCLUDED_SRC_Dhcpd_Timestamp_h */
-- 
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