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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
commit | f215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch) | |
tree | 6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/Runtime/generic/RTSemMutexRequest-generic.cpp | |
parent | Initial commit. (diff) | |
download | virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip |
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/VBox/Runtime/generic/RTSemMutexRequest-generic.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/VBox/Runtime/generic/RTSemMutexRequest-generic.cpp b/src/VBox/Runtime/generic/RTSemMutexRequest-generic.cpp new file mode 100644 index 00000000..91d4ffb8 --- /dev/null +++ b/src/VBox/Runtime/generic/RTSemMutexRequest-generic.cpp @@ -0,0 +1,77 @@ +/* $Id: RTSemMutexRequest-generic.cpp $ */ +/** @file + * IPRT - RTSemMutexRequest, generic RTSemMutexRequestNoResume wrapper. + */ + +/* + * 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 * +*********************************************************************************************************************************/ +#define RTSEMMUTEX_WITHOUT_REMAPPING +#define LOG_GROUP RTLOGGROUP_SEM +#include <iprt/semaphore.h> +#include "internal/iprt.h" + +#include <iprt/time.h> +#include <iprt/errcore.h> +#include <iprt/assert.h> + + +RTDECL(int) RTSemMutexRequest(RTSEMMUTEX Mutex, RTMSINTERVAL cMillies) +{ + int rc; + if (cMillies == RT_INDEFINITE_WAIT) + { + do rc = RTSemMutexRequestNoResume(Mutex, cMillies); + while (rc == VERR_INTERRUPTED); + } + else + { + const uint64_t u64Start = RTTimeMilliTS(); + rc = RTSemMutexRequestNoResume(Mutex, cMillies); + if (rc == VERR_INTERRUPTED) + { + do + { + uint64_t u64Elapsed = RTTimeMilliTS() - u64Start; + if (u64Elapsed >= cMillies) + return VERR_TIMEOUT; + rc = RTSemMutexRequestNoResume(Mutex, cMillies - (RTMSINTERVAL)u64Elapsed); + } while (rc == VERR_INTERRUPTED); + } + } + return rc; +} +RT_EXPORT_SYMBOL(RTSemMutexRequest); + |