Files
LookingGlass/idd/LGIdd/util/CSRWLock.h
Geoffrey McRae 30a1383d5e [idd] project: organize driver sources by responsibility
Group the IDD sources and Visual Studio filters by subsystem.

Split the device and swap-chain implementations into focused units,
rename the context classes, and reduce header coupling.
2026-08-07 15:49:18 +10:00

64 lines
1.5 KiB
C++

/**
* Looking Glass
* Copyright © 2017-2026 The Looking Glass Authors
* https://looking-glass.io
*
* 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; either version 2 of the License, or (at your option)
* any later version.
*
* 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, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#pragma once
#include <Windows.h>
class CSRWSharedLock
{
private:
SRWLOCK * m_lock;
public:
explicit CSRWSharedLock(SRWLOCK * lock) : m_lock(lock)
{
AcquireSRWLockShared(m_lock);
}
~CSRWSharedLock()
{
ReleaseSRWLockShared(m_lock);
}
CSRWSharedLock(const CSRWSharedLock&) = delete;
CSRWSharedLock& operator=(const CSRWSharedLock&) = delete;
};
class CSRWExclusiveLock
{
private:
SRWLOCK * m_lock;
public:
explicit CSRWExclusiveLock(SRWLOCK * lock) : m_lock(lock)
{
AcquireSRWLockExclusive(m_lock);
}
~CSRWExclusiveLock()
{
ReleaseSRWLockExclusive(m_lock);
}
CSRWExclusiveLock(const CSRWExclusiveLock&) = delete;
CSRWExclusiveLock& operator=(const CSRWExclusiveLock&) = delete;
};