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/*
* Unix SMB/CIFS implementation.
* VFS API's statvfs abstraction
* Copyright (C) Alexander Bokovoy 2005
* Copyright (C) Steve French 2005
* Copyright (C) James Peach 2006
*
* 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; either version 3 of the License, or
* (at your option) any later version.
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef __SMBD_STATVFS_H__
#define __SMBD_STATVFS_H__
struct vfs_statvfs_struct {
/* For undefined recommended transfer size return -1 in that field */
uint32_t OptimalTransferSize; /* bsize on some os, iosize on
* other os */
uint32_t BlockSize;
/*
The next three fields are in terms of the block size.
(above). If block size is unknown, 4096 would be a
reasonable block size for a server to report.
Note that returning the blocks/blocksavail removes need
to make a second call (to QFSInfo level 0x103 to get this info.
UserBlockAvail is typically less than or equal to BlocksAvail,
if no distinction is made return the same value in each.
*/
uint64_t TotalBlocks;
uint64_t BlocksAvail; /* bfree */
uint64_t UserBlocksAvail; /* bavail */
/* For undefined Node fields or FSID return -1 */
uint64_t TotalFileNodes;
uint64_t FreeFileNodes;
uint64_t FsIdentifier; /* fsid */
/* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
/* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
int FsCapabilities;
};
int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
int sys_fstatvfs(int fd, struct vfs_statvfs_struct *statbuf);
void statvfs2fsusage(const struct vfs_statvfs_struct *statbuf,
uint64_t *dfree,
uint64_t *dsize);
#endif
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