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https://github.com/Atmosphere-NX/Atmosphere.git
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48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
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/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stratosphere.hpp>
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namespace ams::fssrv::impl {
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template<typename F>
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ALWAYS_INLINE Result RetryFinitelyForDataCorrupted(F f) {
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/* All official uses of this retry once, for two tries total. */
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constexpr auto MaxTryCount = 2;
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/* Perform the operation, retrying on fs::ResultDataCorrupted. */
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auto tries = 0;
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while (true) {
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/* Try to perform the operation. */
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const auto rc = f();
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/* If we should, retry. */
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if (fs::ResultDataCorrupted::Includes(rc)) {
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if ((++tries) < MaxTryCount) {
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continue;
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}
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}
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/* Ensure the current attempt succeeded. */
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R_TRY(rc);
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/* Return success. */
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R_SUCCEED();
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}
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}
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}
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