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37 lines
1 KiB
C++
37 lines
1 KiB
C++
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/*
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* Copyright (c) 2020, Sergey Bugaev <bugaevc@serenityos.org>
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* Copyright (c) 2021, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2023, Tim Flynn <trflynn89@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 <LibIPC/Decoder.h>
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#include <LibIPC/File.h>
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namespace IPC {
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// FIXME: IPC::Files transferred over the wire are always set O_CLOEXEC during decoding.
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// Perhaps we should add an option to IPC::File to allow the receiver to decide whether to
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// make it O_CLOEXEC or not. Or an attribute in the .ipc file?
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ErrorOr<void> File::clear_close_on_exec()
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{
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auto fd_flags = TRY(Core::System::fcntl(m_fd, F_GETFD));
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fd_flags &= ~FD_CLOEXEC;
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TRY(Core::System::fcntl(m_fd, F_SETFD, fd_flags));
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return {};
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}
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template<>
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ErrorOr<File> decode(Decoder& decoder)
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{
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auto file = TRY(decoder.files().try_dequeue());
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auto fd = file.fd();
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auto fd_flags = TRY(Core::System::fcntl(fd, F_GETFD));
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TRY(Core::System::fcntl(fd, F_SETFD, fd_flags | FD_CLOEXEC));
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return file;
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}
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}
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