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Atmosphere/exosphere2/program/source/smc/secmon_smc_se_lock.cpp
2020-06-14 22:07:45 -07:00

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/*
* Copyright (c) 2018-2020 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/>.
*/
#include <exosphere.hpp>
#include "../secmon_error.hpp"
#include "secmon_smc_se_lock.hpp"
namespace ams::secmon::smc {
namespace {
constinit std::atomic_bool g_is_locked = false;
}
bool TryLockSecurityEngine() {
bool value = false;
return g_is_locked.compare_exchange_strong(value, true);
}
void UnlockSecurityEngine() {
g_is_locked = false;
}
bool IsSecurityEngineLocked() {
return g_is_locked;
}
}