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https://github.com/veracrypt/VeraCrypt.git
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73 lines
1.5 KiB
C++
73 lines
1.5 KiB
C++
/*
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Derived from source code of TrueCrypt 7.1a, which is
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Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
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by the TrueCrypt License 3.0.
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Modifications and additions to the original source code (contained in this file)
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and all other portions of this file are Copyright (c) 2013-2017 IDRIX
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and are governed by the Apache License 2.0 the full text of which is
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contained in the file License.txt included in VeraCrypt binary and source
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code distribution packages.
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*/
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#include "Platform/Exception.h"
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#include "Platform/SyncEvent.h"
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#include "Platform/SystemException.h"
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namespace VeraCrypt
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{
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SyncEvent::SyncEvent ()
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{
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int status = pthread_cond_init (&SystemSyncEvent, nullptr);
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if (status != 0)
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throw SystemException (SRC_POS, status);
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Signaled = false;
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Initialized = true;
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}
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SyncEvent::~SyncEvent ()
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{
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#ifdef DEBUG
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int status =
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#endif
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pthread_cond_destroy (&SystemSyncEvent);
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#ifdef DEBUG
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if (status != 0)
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SystemLog::WriteException (SystemException (SRC_POS, status));
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#endif
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Initialized = false;
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}
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void SyncEvent::Signal ()
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{
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assert (Initialized);
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ScopeLock lock (EventMutex);
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Signaled = true;
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int status = pthread_cond_signal (&SystemSyncEvent);
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if (status != 0)
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throw SystemException (SRC_POS, status);
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}
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void SyncEvent::Wait ()
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{
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assert (Initialized);
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ScopeLock lock (EventMutex);
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while (!Signaled)
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{
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int status = pthread_cond_wait (&SystemSyncEvent, EventMutex.GetSystemHandle());
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if (status != 0)
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throw SystemException (SRC_POS, status);
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}
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Signaled = false;
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}
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}
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