mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-27 23:21:15 +00:00
79b9e07ee9
* erpt: reimplement the sysmodule * fatal: update for latest bindings * erpt: amend logic for culling orphan attachments
40 lines
1.3 KiB
C++
40 lines
1.3 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/>.
|
|
*/
|
|
#pragma once
|
|
#include <stratosphere.hpp>
|
|
|
|
namespace ams::erpt::srv {
|
|
|
|
class RefCount {
|
|
private:
|
|
static constexpr u32 MaxReferenceCount = 1000;
|
|
std::atomic<u32> ref_count;
|
|
public:
|
|
RefCount() : ref_count(0) { /* ... */ }
|
|
|
|
void AddReference() {
|
|
const auto prev = this->ref_count.fetch_add(1);
|
|
AMS_ABORT_UNLESS(prev <= MaxReferenceCount);
|
|
}
|
|
|
|
bool RemoveReference() {
|
|
auto prev = this->ref_count.fetch_sub(1);
|
|
AMS_ABORT_UNLESS(prev != 0);
|
|
return prev == 1;
|
|
}
|
|
};
|
|
|
|
}
|