machport.h

/*
 * Copyright (c) 2024, Andrew Kaster <akaster@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/Platform.h>

#ifndef AK_OS_MACH
#    error "MachPort is only available on Mach platforms"
#endif

#include <AK/Noncopyable.h>
#include <AK/Error.h>
#include <mach/mach.h>

namespace Core {

class MachPort {
    AK_MAKE_NONCOPYABLE(MachPort);
    AK_MAKE_DEFAULT_MOVABLE(MachPort);
public:
    enum class Right {
        Send,
        Receive,
        SendOnce,
        PortSet,
        DeadName,
    };

    MachPort() = default;
    ~MachPort();

    static ErrorOr<MachPort> create_with_right(Right);

    ErrorOr<void> insert_right(Right);
    ErrorOr<void> register_with_bootstrap(StringView service_name);

    // FIXME: mach_send wrapper?

private:
    mach_port_t m_port { MACH_PORT_NULL };
};

}