1 files changed, 135 insertions, 0 deletions
diff --git a/include/VBox/vrdpusb.h b/include/VBox/vrdpusb.h
new file mode 100644
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--- /dev/null
+++ b/include/VBox/vrdpusb.h
@@ -0,0 +1,135 @@
+/** @file
+ * VBox Remote Desktop Protocol - Remote USB backend interface. (VRDP)
+ */
+
+/*
+ * Copyright (C) 2006-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef VBOX_INCLUDED_vrdpusb_h
+#define VBOX_INCLUDED_vrdpusb_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBox/cdefs.h>
+#include <VBox/types.h>
+
+#ifdef IN_RING0
+# error "There are no VRDP APIs available in Ring-0 Host Context!"
+#endif
+#ifdef IN_RC
+# error "There are no VRDP APIs available Guest Context!"
+#endif
+
+
+/** @defgroup grp_vrdpusb   Remote USB over VURP
+ * @ingroup grp_vusb
+ * @{
+ */
+
+#define REMOTE_USB_BACKEND_PREFIX_S   "REMOTEUSB"
+#define REMOTE_USB_BACKEND_PREFIX_LEN 9
+
+/* Forward declaration. */
+struct _REMOTEUSBDEVICE;
+typedef struct _REMOTEUSBDEVICE *PREMOTEUSBDEVICE;
+
+/* Forward declaration. */
+struct _REMOTEUSBQURB;
+typedef struct _REMOTEUSBQURB *PREMOTEUSBQURB;
+
+/* Forward declaration. Actually a class. */
+struct _REMOTEUSBBACKEND;
+typedef struct _REMOTEUSBBACKEND *PREMOTEUSBBACKEND;
+
+/**
+ * Pointer to this structure is queried from USBREMOTEIF::pfnQueryRemoteUsbBackend.
+ */
+typedef struct REMOTEUSBCALLBACK
+{
+    PREMOTEUSBBACKEND pInstance;
+
+    DECLCALLBACKMEMBER(int, pfnOpen,(PREMOTEUSBBACKEND pInstance, const char *pszAddress, size_t cbAddress, PREMOTEUSBDEVICE *ppDevice));
+    DECLCALLBACKMEMBER(void, pfnClose,(PREMOTEUSBDEVICE pDevice));
+    DECLCALLBACKMEMBER(int, pfnReset,(PREMOTEUSBDEVICE pDevice));
+    DECLCALLBACKMEMBER(int, pfnSetConfig,(PREMOTEUSBDEVICE pDevice, uint8_t u8Cfg));
+    DECLCALLBACKMEMBER(int, pfnClaimInterface,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum));
+    DECLCALLBACKMEMBER(int, pfnReleaseInterface,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum));
+    DECLCALLBACKMEMBER(int, pfnInterfaceSetting,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum, uint8_t u8Setting));
+    DECLCALLBACKMEMBER(int, pfnQueueURB,(PREMOTEUSBDEVICE pDevice, uint8_t u8Type, uint8_t u8Ep, uint8_t u8Direction, uint32_t u32Len, void *pvData, void *pvURB, PREMOTEUSBQURB *ppRemoteURB));
+    DECLCALLBACKMEMBER(int, pfnReapURB,(PREMOTEUSBDEVICE pDevice, uint32_t u32Millies, void **ppvURB, uint32_t *pu32Len, uint32_t *pu32Err));
+    DECLCALLBACKMEMBER(int, pfnClearHaltedEP,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ep));
+    DECLCALLBACKMEMBER(void, pfnCancelURB,(PREMOTEUSBDEVICE pDevice, PREMOTEUSBQURB pRemoteURB));
+    DECLCALLBACKMEMBER(int, pfnWakeup,(PREMOTEUSBDEVICE pDevice));
+} REMOTEUSBCALLBACK;
+/** Pointer to a remote USB callback table. */
+typedef REMOTEUSBCALLBACK *PREMOTEUSBCALLBACK;
+
+/**
+ * Remote USB interface for querying the remote USB callback table for particular client.
+ * Returned from the *QueryGenericUserObject when passing REMOTEUSBIF_OID as the identifier.
+ */
+typedef struct REMOTEUSBIF
+{
+    /** Opaque user data to pass as the first parameter to the callbacks. */
+    void                        *pvUser;
+
+    /**
+     * Queries the remote USB interface callback table for a given UUID/client ID pair.
+     *
+     * @returns Pointer to the remote USB callback table or NULL if the client ID and or UUID is invalid.
+     * @param   pvUser          Opaque user data from this interface.
+     * @param   pUuid           The device UUID to query the interface for.
+     * @param   idClient        The client ID to query the interface for.
+     */
+    DECLCALLBACKMEMBER(PREMOTEUSBCALLBACK, pfnQueryRemoteUsbBackend, (void *pvUser, PCRTUUID pUuid, uint32_t idClient));
+} REMOTEUSBIF;
+/** Pointer to a remote USB interface. */
+typedef REMOTEUSBIF *PREMOTEUSBIF;
+
+/** The UUID to identify the remote USB interface. */
+#define REMOTEUSBIF_OID "87012f58-2ad6-4f89-b7b1-92f72c7ea8cc"
+
+
+typedef struct EMULATEDUSBIF
+{
+    /** Opaque user data to pass as the first parameter to the callbacks. */
+    void                        *pvUser;
+
+    DECLCALLBACKMEMBER(int, pfnQueryEmulatedUsbDataById, (void *pvUser, const char *pszId, void **ppvEmUsbCb, void **ppvEmUsbCbData, void **ppvObject));
+} EMULATEDUSBIF;
+typedef EMULATEDUSBIF *PEMULATEDUSBIF;
+
+#define EMULATEDUSBIF_OID "b7b4e194-ada0-4722-8e4e-1700ed9064f3"
+
+/** @} */
+
+#endif /* !VBOX_INCLUDED_vrdpusb_h */