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7c87891c06
Instead of copying a Vector everytime we need to enumerate a Process' file descriptions, we can just temporarily lock so it won't change.
26 lines
600 B
C++
26 lines
600 B
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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#include <Kernel/FileSystem/FileDescription.h>
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#include <Kernel/Process.h>
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#include <LibC/sys/ioctl_numbers.h>
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namespace Kernel {
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KResultOr<FlatPtr> Process::sys$ioctl(int fd, unsigned request, FlatPtr arg)
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{
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auto description = fds().file_description(fd);
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if (!description)
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return EBADF;
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if (request == FIONBIO) {
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description->set_blocking(arg == 0);
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return KSuccess;
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}
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return description->file().ioctl(*description, request, arg);
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}
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}
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