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			57 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			57 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (c) 2024, Andrew Kaster <akaster@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/Atomic.h>
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#include <AK/Platform.h>
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#include <AK/String.h>
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#include <LibCore/MachPort.h>
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#include <LibThreading/Thread.h>
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#if !defined(AK_OS_MACH)
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#    error "This file is only for Mach kernel-based OS's"
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#endif
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namespace WebView {
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class MachPortServer {
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public:
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    MachPortServer();
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    ~MachPortServer();
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    void start();
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    void stop();
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    bool is_initialized();
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    Function<void(pid_t, Core::MachPort)> on_receive_child_mach_port;
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    struct BackingStoresMessage {
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        pid_t pid { -1 };
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        u64 page_id { 0 };
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        i32 front_backing_store_id { 0 };
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        i32 back_backing_store_id { 0 };
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        Core::MachPort front_backing_store_port;
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        Core::MachPort back_backing_store_port;
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    };
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    Function<void(BackingStoresMessage)> on_receive_backing_stores;
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    ByteString const& server_port_name() const { return m_server_port_name; }
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private:
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    void thread_loop();
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    ErrorOr<void> allocate_server_port();
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    NonnullRefPtr<Threading::Thread> m_thread;
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    ByteString const m_server_port_name;
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    Core::MachPort m_server_port_recv_right;
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    Core::MachPort m_server_port_send_right;
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    Atomic<bool> m_should_stop { false };
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};
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}
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