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/* $Id: shflhandle.h $ */
/** @file
* Shared Folders Host Service - Handles helper functions header.
*/
/*
* Copyright (C) 2006-2023 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>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef VBOX_INCLUDED_SRC_SharedFolders_shflhandle_h
#define VBOX_INCLUDED_SRC_SharedFolders_shflhandle_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include "shfl.h"
#include <VBox/shflsvc.h>
#include <iprt/dir.h>
#define SHFL_HF_TYPE_MASK (0x000000FF)
#define SHFL_HF_TYPE_DIR (0x00000001)
#define SHFL_HF_TYPE_FILE (0x00000002)
#define SHFL_HF_TYPE_VOLUME (0x00000004)
#define SHFL_HF_TYPE_DONTUSE (0x00000080)
#define SHFL_HF_VALID (0x80000000)
#define SHFLHANDLE_MAX (4096)
typedef struct _SHFLHANDLEHDR
{
uint32_t u32Flags;
} SHFLHANDLEHDR;
#define ShflHandleType(__Handle) BIT_FLAG(((SHFLHANDLEHDR *)(__Handle))->u32Flags, SHFL_HF_TYPE_MASK)
typedef struct _SHFLFILEHANDLE
{
SHFLHANDLEHDR Header;
SHFLROOT root; /* Where the handle has been opened. */
union
{
struct
{
RTFILE Handle;
uint64_t fOpenFlags; /**< RTFILE_O_XXX. */
} file;
struct
{
RTDIR Handle;
RTDIR SearchHandle;
PRTDIRENTRYEX pLastValidEntry; /**< last found file in a directory search */
} dir;
};
} SHFLFILEHANDLE;
SHFLHANDLE vbsfAllocDirHandle(PSHFLCLIENTDATA pClient);
SHFLHANDLE vbsfAllocFileHandle(PSHFLCLIENTDATA pClient);
void vbsfFreeFileHandle (PSHFLCLIENTDATA pClient, SHFLHANDLE hHandle);
int vbsfInitHandleTable();
int vbsfFreeHandleTable();
SHFLHANDLE vbsfAllocHandle(PSHFLCLIENTDATA pClient, uint32_t uType,
uintptr_t pvUserData);
SHFLFILEHANDLE *vbsfQueryFileHandle(PSHFLCLIENTDATA pClient,
SHFLHANDLE handle);
SHFLFILEHANDLE *vbsfQueryDirHandle(PSHFLCLIENTDATA pClient, SHFLHANDLE handle);
uint32_t vbsfQueryHandleType(PSHFLCLIENTDATA pClient,
SHFLHANDLE handle);
#endif /* !VBOX_INCLUDED_SRC_SharedFolders_shflhandle_h */
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