Atmosphere/libraries/libstratosphere/source/usb/impl/usb_util.hpp

46 lines
1.3 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::usb::impl {
constexpr int GetEndpointIndex(u8 address) {
int idx = address & UsbEndpointAddressMask_EndpointNumber;
if ((address & UsbEndpointAddressMask_Dir) == UsbEndpointAddressMask_DirDevicetoHost) {
idx += 0x10;
}
return idx;
}
template<typename T>
class ScopedRefCount {
NON_COPYABLE(ScopedRefCount);
NON_MOVEABLE(ScopedRefCount);
private:
T &m_obj;
public:
ALWAYS_INLINE ScopedRefCount(T &o) : m_obj(o) {
++m_obj;
}
ALWAYS_INLINE ~ScopedRefCount() {
--m_obj;
}
};
}