mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-24 05:11:14 +00:00
48 lines
1.4 KiB
C++
48 lines
1.4 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::fssrv::impl {
|
||
|
|
|
||
|
|
template<typename F>
|
||
|
|
ALWAYS_INLINE Result RetryFinitelyForDataCorrupted(F f) {
|
||
|
|
/* All official uses of this retry once, for two tries total. */
|
||
|
|
constexpr auto MaxTryCount = 2;
|
||
|
|
|
||
|
|
/* Perform the operation, retrying on fs::ResultDataCorrupted. */
|
||
|
|
auto tries = 0;
|
||
|
|
while (true) {
|
||
|
|
/* Try to perform the operation. */
|
||
|
|
const auto rc = f();
|
||
|
|
|
||
|
|
/* If we should, retry. */
|
||
|
|
if (fs::ResultDataCorrupted::Includes(rc)) {
|
||
|
|
if ((++tries) < MaxTryCount) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Ensure the current attempt succeeded. */
|
||
|
|
R_TRY(rc);
|
||
|
|
|
||
|
|
/* Return success. */
|
||
|
|
R_SUCCEED();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|