Atmosphere/libraries/libstratosphere/include/stratosphere/fs/fs_context.hpp

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/*
* 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 <vapours.hpp>
namespace ams::fs {
enum class AbortSpecifier {
Default,
Abort,
Return,
};
using ResultHandler = AbortSpecifier (*)(Result);
class FsContext {
private:
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ResultHandler m_handler;
public:
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constexpr explicit FsContext(ResultHandler h) : m_handler(h) { /* ... */ }
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constexpr void SetHandler(ResultHandler h) { m_handler = h; }
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constexpr AbortSpecifier HandleResult(Result result) const { return m_handler(result); }
};
void SetDefaultFsContextResultHandler(const ResultHandler handler);
const FsContext *GetCurrentThreadFsContext();
void SetCurrentThreadFsContext(const FsContext *context);
class ScopedFsContext {
private:
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const FsContext * const m_prev_context;
public:
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ALWAYS_INLINE ScopedFsContext(const FsContext &ctx) : m_prev_context(GetCurrentThreadFsContext()) {
SetCurrentThreadFsContext(std::addressof(ctx));
}
ALWAYS_INLINE ~ScopedFsContext() {
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SetCurrentThreadFsContext(m_prev_context);
}
};
class ScopedAutoAbortDisabler {
private:
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const FsContext * const m_prev_context;
public:
ScopedAutoAbortDisabler();
ALWAYS_INLINE ~ScopedAutoAbortDisabler() {
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SetCurrentThreadFsContext(m_prev_context);
}
};
}