| 1 | /* $Id: seamless.cpp 100063 2023-06-03 17:42:36Z vboxsync $ */
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| 2 | /** @file
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| 3 | * Guest Additions - Common seamless mode wrapper service.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 |
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| 29 | /*********************************************************************************************************************************
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| 30 | * Header files *
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| 31 | *********************************************************************************************************************************/
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| 32 | #include <new>
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| 33 |
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| 34 | #include <X11/Xlib.h>
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| 35 |
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| 36 | #include <iprt/asm.h>
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| 37 | #include <iprt/errcore.h>
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| 38 | #include <iprt/mem.h>
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| 39 |
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| 40 | #include <VBox/log.h>
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| 41 | #include <VBox/VBoxGuestLib.h>
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| 42 |
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| 43 | #include "VBoxClient.h"
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| 44 | #include "seamless.h"
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| 45 |
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| 46 |
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| 47 | /*********************************************************************************************************************************
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| 48 | * Global Variables *
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| 49 | *********************************************************************************************************************************/
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| 50 |
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| 51 | /** Pointer to the DnD interface class. */
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| 52 | static VBClSeamlessSvc *g_pSvc = NULL;
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| 53 |
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| 54 |
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| 55 | /*********************************************************************************************************************************
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| 56 | * Common functions *
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| 57 | *********************************************************************************************************************************/
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| 58 |
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| 59 | /**
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| 60 | * Reports region updates to the host.
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| 61 | *
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| 62 | * @param pRects Pointer to array of regions to report.
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| 63 | * @param cRects Number of regions in \a pRect.
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| 64 | */
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| 65 | void VBClSeamlessSendRegionUpdate(RTRECT *pRects, size_t cRects)
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| 66 | {
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| 67 | if ( cRects
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| 68 | && !pRects) /* Assertion */
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| 69 | {
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| 70 | VBClLogError(("Region update called with NULL pointer\n"));
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| 71 | return;
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| 72 | }
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| 73 | VbglR3SeamlessSendRects(cRects, pRects);
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| 74 | }
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| 75 |
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| 76 |
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| 77 | /*********************************************************************************************************************************
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| 78 | * Service wrapper *
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| 79 | *********************************************************************************************************************************/
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| 80 |
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| 81 | /**
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| 82 | * @interface_method_impl{VBCLSERVICE,pfnInit}
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| 83 | */
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| 84 | static DECLCALLBACK(int) vbclSeamlessInit(void)
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| 85 | {
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| 86 | switch (VBClGetDisplayServerType())
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| 87 | {
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| 88 | case VBGHDISPLAYSERVERTYPE_X11:
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| 89 | g_pSvc = new VBClX11SeamlessSvc();
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| 90 | break;
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| 91 |
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| 92 | case VBGHDISPLAYSERVERTYPE_PURE_WAYLAND:
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| 93 | RT_FALL_THROUGH();
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| 94 | default:
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| 95 | return VERR_NOT_SUPPORTED;
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| 96 | }
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| 97 |
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| 98 | if (!g_pSvc)
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| 99 | return VERR_NO_MEMORY;
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| 100 |
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| 101 | return g_pSvc->init();
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| 102 | }
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| 103 |
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| 104 | /**
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| 105 | * @interface_method_impl{VBCLSERVICE,pfnWorker}
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| 106 | */
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| 107 | static DECLCALLBACK(int) vbclSeamlessWorker(bool volatile *pfShutdown)
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| 108 | {
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| 109 | AssertPtrReturn(g_pSvc, VERR_NOT_IMPLEMENTED);
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| 110 | return g_pSvc->worker(pfShutdown);
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| 111 | }
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| 112 |
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| 113 | /**
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| 114 | * @interface_method_impl{VBCLSERVICE,pfnStop}
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| 115 | */
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| 116 | static DECLCALLBACK(void) vbclSeamlessStop(void)
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| 117 | {
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| 118 | if (g_pSvc)
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| 119 | g_pSvc->stop();
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| 120 | }
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| 121 |
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| 122 | /**
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| 123 | * @interface_method_impl{VBCLSERVICE,pfnTerm}
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| 124 | */
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| 125 | static DECLCALLBACK(int) vbclSeamlessTerm(void)
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| 126 | {
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| 127 | int rc = VINF_SUCCESS;
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| 128 |
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| 129 | if (g_pSvc)
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| 130 | {
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| 131 | rc = g_pSvc->term();
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| 132 |
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| 133 | delete g_pSvc;
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| 134 | g_pSvc = NULL;
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| 135 | }
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| 136 |
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| 137 | return rc;
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| 138 | }
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| 139 |
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| 140 | VBCLSERVICE g_SvcSeamless =
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| 141 | {
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| 142 | "seamless", /* szName */
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| 143 | "Seamless Mode Support", /* pszDescription */
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| 144 | ".vboxclient-seamless", /* pszPidFilePathTemplate */
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| 145 | NULL, /* pszUsage */
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| 146 | NULL, /* pszOptions */
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| 147 | NULL, /* pfnOption */
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| 148 | vbclSeamlessInit, /* pfnInit */
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| 149 | vbclSeamlessWorker, /* pfnWorker */
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| 150 | vbclSeamlessStop, /* pfnStop*/
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| 151 | vbclSeamlessTerm /* pfnTerm */
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| 152 | };
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| 153 |
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