linux/fs/smb/common/fscc.h

158 lines
5.0 KiB
C

/* SPDX-License-Identifier: LGPL-2.1 */
/*
*
* Copyright (c) International Business Machines Corp., 2009, 2013
* Etersoft, 2012
* 2018 Samsung Electronics Co., Ltd.
* Author(s): Steve French (sfrench@us.ibm.com)
* Pavel Shilovsky (pshilovsky@samba.org) 2012
* Namjae Jeon (linkinjeon@kernel.org)
*
*/
#ifndef _COMMON_SMB_FSCC_H
#define _COMMON_SMB_FSCC_H
/* See MS-FSCC 2.4.8 */
typedef struct {
__le32 NextEntryOffset;
__u32 FileIndex;
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 EndOfFile;
__le64 AllocationSize;
__le32 ExtFileAttributes;
__le32 FileNameLength;
__le32 EaSize; /* length of the xattrs */
__u8 ShortNameLength;
__u8 Reserved;
__u8 ShortName[24];
char FileName[];
} __packed FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FFrsp data */
/* See MS-FSCC 2.4.10 */
typedef struct {
__le32 NextEntryOffset;
__u32 FileIndex;
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 EndOfFile;
__le64 AllocationSize;
__le32 ExtFileAttributes;
__le32 FileNameLength;
char FileName[];
} __packed FILE_DIRECTORY_INFO; /* level 0x101 FF resp data */
/* See MS-FSCC 2.4.14 */
typedef struct {
__le32 NextEntryOffset;
__u32 FileIndex;
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 EndOfFile;
__le64 AllocationSize;
__le32 ExtFileAttributes;
__le32 FileNameLength;
__le32 EaSize; /* length of the xattrs */
char FileName[];
} __packed FILE_FULL_DIRECTORY_INFO; /* level 0x102 rsp data */
/* See MS-FSCC 2.4.24 */
typedef struct {
__le32 NextEntryOffset;
__u32 FileIndex;
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 EndOfFile;
__le64 AllocationSize;
__le32 ExtFileAttributes;
__le32 FileNameLength;
__le32 EaSize; /* EA size */
__le32 Reserved;
__le64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/
char FileName[];
} __packed FILE_ID_FULL_DIR_INFO; /* level 0x105 FF rsp data */
/* See MS-FSCC 2.4.34 */
struct smb2_file_network_open_info {
struct_group_attr(network_open_info, __packed,
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 AllocationSize;
__le64 EndOfFile;
__le32 Attributes;
);
__le32 Reserved;
} __packed; /* level 34 Query also similar returned in close rsp and open rsp */
/* List of FileSystemAttributes - see MS-FSCC 2.5.1 */
#define FILE_SUPPORTS_SPARSE_VDL 0x10000000 /* faster nonsparse extend */
#define FILE_SUPPORTS_BLOCK_REFCOUNTING 0x08000000 /* allow ioctl dup extents */
#define FILE_SUPPORT_INTEGRITY_STREAMS 0x04000000
#define FILE_SUPPORTS_USN_JOURNAL 0x02000000
#define FILE_SUPPORTS_OPEN_BY_FILE_ID 0x01000000
#define FILE_SUPPORTS_EXTENDED_ATTRIBUTES 0x00800000
#define FILE_SUPPORTS_HARD_LINKS 0x00400000
#define FILE_SUPPORTS_TRANSACTIONS 0x00200000
#define FILE_SEQUENTIAL_WRITE_ONCE 0x00100000
#define FILE_READ_ONLY_VOLUME 0x00080000
#define FILE_NAMED_STREAMS 0x00040000
#define FILE_SUPPORTS_ENCRYPTION 0x00020000
#define FILE_SUPPORTS_OBJECT_IDS 0x00010000
#define FILE_VOLUME_IS_COMPRESSED 0x00008000
#define FILE_SUPPORTS_POSIX_UNLINK_RENAME 0x00000400
#define FILE_RETURNS_CLEANUP_RESULT_INFO 0x00000200
#define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100
#define FILE_SUPPORTS_REPARSE_POINTS 0x00000080
#define FILE_SUPPORTS_SPARSE_FILES 0x00000040
#define FILE_VOLUME_QUOTAS 0x00000020
#define FILE_FILE_COMPRESSION 0x00000010
#define FILE_PERSISTENT_ACLS 0x00000008
#define FILE_UNICODE_ON_DISK 0x00000004
#define FILE_CASE_PRESERVED_NAMES 0x00000002
#define FILE_CASE_SENSITIVE_SEARCH 0x00000001
/* See MS-FSCC 2.5.10 */
typedef struct {
__le32 DeviceType;
__le32 DeviceCharacteristics;
} __packed FILE_SYSTEM_DEVICE_INFO; /* device info level 0x104 */
/*
* See POSIX Extensions to MS-FSCC 2.3.2.1
* Link: https://gitlab.com/samba-team/smb3-posix-spec/-/blob/master/fscc_posix_extensions.md
*/
typedef struct {
/* For undefined recommended transfer size return -1 in that field */
__le32 OptimalTransferSize; /* bsize on some os, iosize on other os */
__le32 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
*/
__le64 TotalBlocks;
__le64 BlocksAvail; /* bfree */
__le64 UserBlocksAvail; /* bavail */
/* For undefined Node fields or FSID return -1 */
__le64 TotalFileNodes;
__le64 FreeFileNodes;
__le64 FileSysIdentifier; /* fsid */
/* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
/* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
} __packed FILE_SYSTEM_POSIX_INFO;
#endif /* _COMMON_SMB_FSCC_H */