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Atmosphere/stratosphere/TioServer/source/tio_sd_card_observer.cpp
2021-02-26 04:49:20 -08:00

64 lines
2.3 KiB
C++

/*
* 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 <stratosphere.hpp>
#include "tio_sd_card_observer.hpp"
namespace ams::tio {
void SdCardObserver::Initialize(void *thread_stack, size_t thread_stack_size) {
/* Setup our thread. */
R_ABORT_UNLESS(os::CreateThread(std::addressof(m_thread), ThreadEntry, this, thread_stack, thread_stack_size, AMS_GET_SYSTEM_THREAD_PRIORITY(TioServer, SdCardObserver)));
/* Set our thread name pointer. */
os::SetThreadNamePointer(std::addressof(m_thread), AMS_GET_SYSTEM_THREAD_NAME(TioServer, SdCardObserver));
/* Set our initial insertion state. */
m_inserted = fs::IsSdCardInserted();
}
void SdCardObserver::SetCallback(SdCardInsertionCallback callback) {
/* Check that we don't already have a callback. */
AMS_ABORT_UNLESS(m_callback == nullptr);
/* Set our callback. */
m_callback = callback;
}
void SdCardObserver::ThreadFunc() {
/* Open detection event notifier. */
std::unique_ptr<fs::IEventNotifier> notifier;
R_ABORT_UNLESS(fs::OpenSdCardDetectionEventNotifier(std::addressof(notifier)));
/* Bind the detection event. */
os::SystemEventType event;
R_ABORT_UNLESS(notifier->BindEvent(std::addressof(event), os::EventClearMode_AutoClear));
/* Loop, waiting for insertion events. */
while (true) {
/* Wait for an event. */
os::WaitSystemEvent(std::addressof(event));
/* Update our insertion state. */
m_inserted = fs::IsSdCardInserted();
/* Invoke our callback. */
if (m_callback) {
m_callback(m_inserted);
}
}
}
}