1 files changed, 137 insertions, 0 deletions
diff --git a/src/VBox/HostServices/SharedClipboard/x11-stub.cpp b/src/VBox/HostServices/SharedClipboard/x11-stub.cpp
new file mode 100644
index 00000000..756afdda
--- /dev/null
+++ b/src/VBox/HostServices/SharedClipboard/x11-stub.cpp
@@ -0,0 +1,137 @@
+/* $Id: x11-stub.cpp $*/
+/** @file
+ * Shared Clipboard Service - Linux host, a stub version with no functionality for use on headless hosts.
+ */
+
+/*
+ * Copyright (C) 2006-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#define LOG_GROUP LOG_GROUP_SHARED_CLIPBOARD
+#include <VBox/HostServices/VBoxClipboardSvc.h>
+
+#include <iprt/alloc.h>
+#include <iprt/asm.h>        /* For atomic operations */
+#include <iprt/assert.h>
+#include <iprt/mem.h>
+#include <iprt/string.h>
+#include <iprt/thread.h>
+#include <iprt/process.h>
+#include <iprt/semaphore.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdint.h>
+
+#include "VBoxClipboard.h"
+
+
+
+/** Initialise the host side of the shared clipboard - called by the hgcm layer. */
+int vboxClipboardInit (void)
+{
+    LogFlowFunc(("called, returning VINF_SUCCESS.\n"));
+    return VINF_SUCCESS;
+}
+
+/** Terminate the host side of the shared clipboard - called by the hgcm layer. */
+void vboxClipboardDestroy (void)
+{
+    LogFlowFunc(("called, returning.\n"));
+}
+
+/**
+  * Enable the shared clipboard - called by the hgcm clipboard subsystem.
+  *
+  * @param   pClient    Structure containing context information about the guest system
+  * @param   fHeadless  Whether headless.
+  * @returns RT status code
+  */
+int vboxClipboardConnect (VBOXCLIPBOARDCLIENTDATA *pClient,
+                          bool fHeadless)
+{
+    RT_NOREF(pClient, fHeadless);
+    LogFlowFunc(("called, returning VINF_SUCCESS.\n"));
+    return VINF_SUCCESS;
+}
+
+/**
+ * Synchronise the contents of the host clipboard with the guest, called by the HGCM layer
+ * after a save and restore of the guest.
+ */
+int vboxClipboardSync (VBOXCLIPBOARDCLIENTDATA * /* pClient */)
+{
+    LogFlowFunc(("called, returning VINF_SUCCESS.\n"));
+    return VINF_SUCCESS;
+}
+
+/**
+ * Shut down the shared clipboard subsystem and "disconnect" the guest.
+ *
+ * @param   pClient    Structure containing context information about the guest system
+ */
+void vboxClipboardDisconnect (VBOXCLIPBOARDCLIENTDATA *pClient)
+{
+    RT_NOREF(pClient);
+    LogFlowFunc(("called, returning.\n"));
+}
+
+/**
+ * The guest is taking possession of the shared clipboard.  Called by the HGCM clipboard
+ * subsystem.
+ *
+ * @param pClient    Context data for the guest system
+ * @param u32Formats Clipboard formats the guest is offering
+ */
+void vboxClipboardFormatAnnounce (VBOXCLIPBOARDCLIENTDATA *pClient,
+                                  uint32_t u32Formats)
+{
+    RT_NOREF(pClient, u32Formats);
+    LogFlowFunc(("called, returning.\n"));
+}
+
+/**
+ * Called by the HGCM clipboard subsystem when the guest wants to read the host clipboard.
+ *
+ * @param pClient   Context information about the guest VM
+ * @param u32Format The format that the guest would like to receive the data in
+ * @param pv        Where to write the data to
+ * @param cb        The size of the buffer to write the data to
+ * @param pcbActual Where to write the actual size of the written data
+ */
+int vboxClipboardReadData (VBOXCLIPBOARDCLIENTDATA *pClient, uint32_t u32Format,
+                           void *pv, uint32_t cb, uint32_t *pcbActual)
+{
+    RT_NOREF(pClient, u32Format, pv, cb);
+    LogFlowFunc(("called, returning VINF_SUCCESS.\n"));
+    /* No data available. */
+    *pcbActual = 0;
+    return VINF_SUCCESS;
+}
+
+/**
+ * Called by the HGCM clipboard subsystem when we have requested data and that data arrives.
+ *
+ * @param pClient   Context information about the guest VM
+ * @param pv        Buffer to which the data was written
+ * @param cb        The size of the data written
+ * @param u32Format The format of the data written
+ */
+void vboxClipboardWriteData (VBOXCLIPBOARDCLIENTDATA *pClient, void *pv,
+                             uint32_t cb, uint32_t u32Format)
+{
+    RT_NOREF(pClient, pv, cb, u32Format);
+    LogFlowFunc(("called, returning.\n"));
+}
+