1 | /* $Id: Helper.h 96407 2022-08-22 17:43:14Z vboxsync $ */
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2 | /** @file
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3 | *
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4 | * VBox frontends: VBoxSDL (simple frontend based on SDL):
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5 | * Miscellaneous helpers header
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6 | */
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7 |
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8 | /*
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9 | * Copyright (C) 2006-2022 Oracle and/or its affiliates.
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10 | *
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11 | * This file is part of VirtualBox base platform packages, as
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12 | * available from https://www.virtualbox.org.
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13 | *
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14 | * This program is free software; you can redistribute it and/or
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15 | * modify it under the terms of the GNU General Public License
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16 | * as published by the Free Software Foundation, in version 3 of the
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17 | * License.
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18 | *
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19 | * This program is distributed in the hope that it will be useful, but
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20 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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22 | * General Public License for more details.
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23 | *
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24 | * You should have received a copy of the GNU General Public License
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25 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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26 | *
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27 | * SPDX-License-Identifier: GPL-3.0-only
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28 | */
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29 |
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30 | #ifndef VBOX_INCLUDED_SRC_VBoxSDL_Helper_h
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31 | #define VBOX_INCLUDED_SRC_VBoxSDL_Helper_h
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32 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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33 | # pragma once
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34 | #endif
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35 |
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36 | #if defined(VBOX_WITH_XPCOM) && !defined(RT_OS_DARWIN) && !defined(RT_OS_OS2)
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37 |
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38 | /** Indicates that the XPCOM queue thread is needed for this platform. */
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39 | # define USE_XPCOM_QUEUE_THREAD 1
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40 |
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41 | /**
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42 | * Creates the XPCOM event thread
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43 | *
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44 | * @returns VBOX status code
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45 | * @param eqFD XPCOM event queue file descriptor
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46 | */
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47 | int startXPCOMEventQueueThread(int eqFD);
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48 |
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49 | /*
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50 | * Notify the XPCOM thread that we consumed an XPCOM event
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51 | */
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52 | void consumedXPCOMUserEvent(void);
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53 |
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54 | /**
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55 | * Signal to the XPCOM even queue thread that it should select for more events.
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56 | */
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57 | void signalXPCOMEventQueueThread(void);
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58 |
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59 | /**
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60 | * Indicates to the XPCOM thread that it should terminate now.
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61 | */
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62 | void terminateXPCOMQueueThread(void);
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63 |
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64 | #endif /* defined(VBOX_WITH_XPCOM) && !defined(RT_OS_DARWIN) && !defined(RT_OS_OS2) */
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65 |
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66 | #endif /* !VBOX_INCLUDED_SRC_VBoxSDL_Helper_h */
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67 |
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