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/*
Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
Governed by the TrueCrypt License 3.0 the full text of which is contained in
the file License.txt included in TrueCrypt binary and source code distribution
packages.
*/
#include "Platform/Exception.h"
#include "Platform/SyncEvent.h"
#include "Platform/SystemException.h"
namespace TrueCrypt
{
SyncEvent::SyncEvent ()
{
int status = pthread_cond_init (&SystemSyncEvent, nullptr);
if (status != 0)
throw SystemException (SRC_POS, status);
Signaled = false;
Initialized = true;
}
SyncEvent::~SyncEvent ()
{
#ifdef DEBUG
int status =
#endif
pthread_cond_destroy (&SystemSyncEvent);
#ifdef DEBUG
if (status != 0)
SystemLog::WriteException (SystemException (SRC_POS, status));
#endif
Initialized = false;
}
void SyncEvent::Signal ()
{
assert (Initialized);
ScopeLock lock (EventMutex);
Signaled = true;
int status = pthread_cond_signal (&SystemSyncEvent);
if (status != 0)
throw SystemException (SRC_POS, status);
}
void SyncEvent::Wait ()
{
assert (Initialized);
ScopeLock lock (EventMutex);
while (!Signaled)
{
int status = pthread_cond_wait (&SystemSyncEvent, EventMutex.GetSystemHandle());
if (status != 0)
throw SystemException (SRC_POS, status);
}
Signaled = false;
}
}
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