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Diffstat (limited to '')
-rw-r--r-- | src/VBox/Runtime/common/time/timeprog.cpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/time/timeprog.cpp b/src/VBox/Runtime/common/time/timeprog.cpp new file mode 100644 index 00000000..0f0bf030 --- /dev/null +++ b/src/VBox/Runtime/common/time/timeprog.cpp @@ -0,0 +1,107 @@ +/* $Id: timeprog.cpp $ */ +/** @file + * IPRT - Time Relative to Program Start. + */ + +/* + * 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/time.h> +#include "internal/iprt.h" + +#include <iprt/assert.h> +#include "internal/time.h" + + + +/** + * Get the nanosecond timestamp relative to program startup. + * + * @returns Timestamp relative to program startup. + */ +RTDECL(uint64_t) RTTimeProgramNanoTS(void) +{ + return RTTimeNanoTS() - g_u64ProgramStartNanoTS; +} +RT_EXPORT_SYMBOL(RTTimeProgramNanoTS); + + +/** + * Get the microsecond timestamp relative to program startup. + * + * @returns Timestamp relative to program startup. + */ +RTDECL(uint64_t) RTTimeProgramMicroTS(void) +{ + return RTTimeProgramNanoTS() / RT_NS_1US; +} +RT_EXPORT_SYMBOL(RTTimeProgramMicroTS); + + +/** + * Get the millisecond timestamp relative to program startup. + * + * @returns Timestamp relative to program startup. + */ +RTDECL(uint64_t) RTTimeProgramMilliTS(void) +{ + return RTTimeProgramNanoTS() / RT_NS_1MS; +} +RT_EXPORT_SYMBOL(RTTimeProgramMilliTS); + + +/** + * Get the second timestamp relative to program startup. + * + * @returns Timestamp relative to program startup. + */ +RTDECL(uint32_t) RTTimeProgramSecTS(void) +{ + return (uint32_t)(RTTimeProgramNanoTS() / RT_NS_1SEC); +} +RT_EXPORT_SYMBOL(RTTimeProgramSecTS); + + +/** + * Get the RTTimeNanoTS() of when the program started. + * + * @returns Program startup timestamp. + */ +RTDECL(uint64_t) RTTimeProgramStartNanoTS(void) +{ + return g_u64ProgramStartNanoTS; +} +RT_EXPORT_SYMBOL(RTTimeProgramStartNanoTS); + |