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https://github.com/SerenityOS/serenity.git
synced 2026-11-07 17:52:34 -10:00
Sönke Holz
38c162aeea
This is more useful than passing a reference to the Process, which can be easily obtained with Process::current(). Only KCOVDevice previously used this argument. We will need this new argument in the next commit.
37 lines
913 B
C++
37 lines
913 B
C++
/*
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* Copyright (c) 2021-2022, Andreas Kling <[email protected]>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <Kernel/FileSystem/AnonymousFile.h>
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#include <Kernel/Memory/AnonymousVMObject.h>
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#include <Kernel/Tasks/Process.h>
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namespace Kernel {
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AnonymousFile::AnonymousFile(NonnullLockRefPtr<Memory::AnonymousVMObject> vmobject)
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: m_vmobject(move(vmobject))
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{
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}
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AnonymousFile::~AnonymousFile() = default;
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ErrorOr<File::VMObjectAndMemoryType> AnonymousFile::vmobject_and_memory_type_for_mmap(OpenFileDescription&, Memory::VirtualRange const&, u64& offset, bool)
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{
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if (offset != 0)
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return EINVAL;
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return VMObjectAndMemoryType {
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.vmobject = m_vmobject,
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.memory_type = Memory::MemoryType::Normal,
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};
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}
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ErrorOr<NonnullOwnPtr<KString>> AnonymousFile::pseudo_path(OpenFileDescription const&) const
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{
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return KString::try_create(":anonymous-file:"sv);
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}
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}
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