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SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Badge.h>
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#include <AK/CircularQueue.h>
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#include <AK/WeakPtr.h>
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#include <Kernel/API/InodeWatcherEvent.h>
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#include <Kernel/FileSystem/File.h>
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#include <Kernel/Lock.h>
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namespace Kernel {
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class Inode;
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class InodeWatcher final : public File {
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public:
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static NonnullRefPtr<InodeWatcher> create(Inode&);
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virtual ~InodeWatcher() override;
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virtual bool can_read(const FileDescription&, size_t) const override;
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virtual bool can_write(const FileDescription&, size_t) const override;
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virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
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virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
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virtual String absolute_path(const FileDescription&) const override;
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virtual const char* class_name() const override { return "InodeWatcher"; };
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void notify_inode_event(Badge<Inode>, InodeWatcherEvent::Type);
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void notify_child_added(Badge<Inode>, const InodeIdentifier& child_id);
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void notify_child_removed(Badge<Inode>, const InodeIdentifier& child_id);
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private:
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explicit InodeWatcher(Inode&);
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Lock m_lock;
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WeakPtr<Inode> m_inode;
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CircularQueue<InodeWatcherEvent, 32> m_queue;
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};
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}
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