1/* SPDX-License-Identifier: LGPL-2.1+ */ 2/* 3 * SMB, CIFS, SMB2 FSCTL definitions 4 * 5 * Copyright (c) International Business Machines Corp., 2002,2013 6 * Author(s): Steve French (sfrench@us.ibm.com) 7 * 8 */ 9 10/* IOCTL information */ 11/* 12 * List of ioctl/fsctl function codes that are or could be useful in the 13 * future to remote clients like cifs or SMB2/SMB3 client. This is probably 14 * a slightly larger set of fsctls that NTFS local filesystem could handle, 15 * including the seven below that we do not have struct definitions for. 16 * Even with protocol definitions for most of these now available, we still 17 * need to do some experimentation to identify which are practical to do 18 * remotely. Some of the following, such as the encryption/compression ones 19 * could be invoked from tools via a specialized hook into the VFS rather 20 * than via the standard vfs entry points 21 * 22 * See MS-SMB2 Section 2.2.31 (last checked September 2021, all of that list are 23 * below). Additional detail on less common ones can be found in MS-FSCC 24 * section 2.3. 25 */ 26 27#ifndef __SMBFSCTL_H 28#define __SMBFSCTL_H 29 30/* 31 * FSCTL values are 32 bits and are constructed as 32 * <device 16bits> <access 2bits> <function 12bits> <method 2bits> 33 */ 34/* Device */ 35#define FSCTL_DEVICE_DFS (0x0006 << 16) 36#define FSCTL_DEVICE_FILE_SYSTEM (0x0009 << 16) 37#define FSCTL_DEVICE_NAMED_PIPE (0x0011 << 16) 38#define FSCTL_DEVICE_NETWORK_FILE_SYSTEM (0x0014 << 16) 39#define FSCTL_DEVICE_MASK 0xffff0000 40/* Access */ 41#define FSCTL_DEVICE_ACCESS_FILE_ANY_ACCESS (0x00 << 14) 42#define FSCTL_DEVICE_ACCESS_FILE_READ_ACCESS (0x01 << 14) 43#define FSCTL_DEVICE_ACCESS_FILE_WRITE_ACCESS (0x02 << 14) 44#define FSCTL_DEVICE_ACCESS_FILE_READ_WRITE_ACCESS (0x03 << 14) 45#define FSCTL_DEVICE_ACCESS_MASK 0x0000c000 46/* Function */ 47#define FSCTL_DEVICE_FUNCTION_MASK 0x00003ffc 48/* Method */ 49#define FSCTL_DEVICE_METHOD_BUFFERED 0x00 50#define FSCTL_DEVICE_METHOD_IN_DIRECT 0x01 51#define FSCTL_DEVICE_METHOD_OUT_DIRECT 0x02 52#define FSCTL_DEVICE_METHOD_NEITHER 0x03 53#define FSCTL_DEVICE_METHOD_MASK 0x00000003 54 55 56#define FSCTL_DFS_GET_REFERRALS 0x00060194 57#define FSCTL_DFS_GET_REFERRALS_EX 0x000601B0 58#define FSCTL_REQUEST_OPLOCK_LEVEL_1 0x00090000 59#define FSCTL_REQUEST_OPLOCK_LEVEL_2 0x00090004 60#define FSCTL_REQUEST_BATCH_OPLOCK 0x00090008 61#define FSCTL_LOCK_VOLUME 0x00090018 62#define FSCTL_UNLOCK_VOLUME 0x0009001C 63#define FSCTL_IS_PATHNAME_VALID 0x0009002C /* BB add struct */ 64#define FSCTL_GET_COMPRESSION 0x0009003C /* BB add struct */ 65#define FSCTL_SET_COMPRESSION 0x0009C040 /* BB add struct */ 66#define FSCTL_QUERY_FAT_BPB 0x00090058 /* BB add struct */ 67/* Verify the next FSCTL number, we had it as 0x00090090 before */ 68#define FSCTL_FILESYSTEM_GET_STATS 0x00090060 /* BB add struct */ 69#define FSCTL_GET_NTFS_VOLUME_DATA 0x00090064 /* BB add struct */ 70#define FSCTL_GET_RETRIEVAL_POINTERS 0x00090073 /* BB add struct */ 71#define FSCTL_IS_VOLUME_DIRTY 0x00090078 /* BB add struct */ 72#define FSCTL_ALLOW_EXTENDED_DASD_IO 0x00090083 /* BB add struct */ 73#define FSCTL_REQUEST_FILTER_OPLOCK 0x0009008C 74#define FSCTL_FIND_FILES_BY_SID 0x0009008F /* BB add struct */ 75#define FSCTL_SET_OBJECT_ID 0x00090098 /* BB add struct */ 76#define FSCTL_GET_OBJECT_ID 0x0009009C /* BB add struct */ 77#define FSCTL_DELETE_OBJECT_ID 0x000900A0 /* BB add struct */ 78#define FSCTL_SET_REPARSE_POINT 0x000900A4 /* BB add struct */ 79#define FSCTL_GET_REPARSE_POINT 0x000900A8 /* BB add struct */ 80#define FSCTL_DELETE_REPARSE_POINT 0x000900AC /* BB add struct */ 81#define FSCTL_SET_OBJECT_ID_EXTENDED 0x000900BC /* BB add struct */ 82#define FSCTL_CREATE_OR_GET_OBJECT_ID 0x000900C0 /* BB add struct */ 83#define FSCTL_SET_SPARSE 0x000900C4 /* BB add struct */ 84#define FSCTL_SET_ZERO_DATA 0x000980C8 85#define FSCTL_SET_ENCRYPTION 0x000900D7 /* BB add struct */ 86#define FSCTL_ENCRYPTION_FSCTL_IO 0x000900DB /* BB add struct */ 87#define FSCTL_WRITE_RAW_ENCRYPTED 0x000900DF /* BB add struct */ 88#define FSCTL_READ_RAW_ENCRYPTED 0x000900E3 /* BB add struct */ 89#define FSCTL_READ_FILE_USN_DATA 0x000900EB /* BB add struct */ 90#define FSCTL_WRITE_USN_CLOSE_RECORD 0x000900EF /* BB add struct */ 91#define FSCTL_SIS_COPYFILE 0x00090100 /* BB add struct */ 92#define FSCTL_RECALL_FILE 0x00090117 /* BB add struct */ 93#define FSCTL_QUERY_SPARING_INFO 0x00090138 /* BB add struct */ 94#define FSCTL_SET_ZERO_ON_DEALLOC 0x00090194 /* BB add struct */ 95#define FSCTL_SET_SHORT_NAME_BEHAVIOR 0x000901B4 /* BB add struct */ 96#define FSCTL_GET_INTEGRITY_INFORMATION 0x0009027C 97#define FSCTL_GET_REFS_VOLUME_DATA 0x000902D8 /* See MS-FSCC 2.3.24 */ 98#define FSCTL_GET_RETRIEVAL_POINTERS_AND_REFCOUNT 0x000903d3 99#define FSCTL_GET_RETRIEVAL_POINTER_COUNT 0x0009042b 100#define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF 101#define FSCTL_SET_DEFECT_MANAGEMENT 0x00098134 /* BB add struct */ 102#define FSCTL_FILE_LEVEL_TRIM 0x00098208 /* BB add struct */ 103#define FSCTL_DUPLICATE_EXTENTS_TO_FILE 0x00098344 104#define FSCTL_SIS_LINK_FILES 0x0009C104 105#define FSCTL_SET_INTEGRITY_INFORMATION 0x0009C280 106#define FSCTL_PIPE_PEEK 0x0011400C /* BB add struct */ 107#define FSCTL_PIPE_TRANSCEIVE 0x0011C017 /* BB add struct */ 108/* strange that the number for this op is not sequential with previous op */ 109#define FSCTL_PIPE_WAIT 0x00110018 /* BB add struct */ 110/* Enumerate previous versions of a file */ 111#define FSCTL_SRV_ENUMERATE_SNAPSHOTS 0x00144064 112/* Retrieve an opaque file reference for server-side data movement ie copy */ 113#define FSCTL_SRV_REQUEST_RESUME_KEY 0x00140078 114#define FSCTL_LMR_REQUEST_RESILIENCY 0x001401D4 115#define FSCTL_LMR_GET_LINK_TRACK_INF 0x001400E8 /* BB add struct */ 116#define FSCTL_LMR_SET_LINK_TRACK_INF 0x001400EC /* BB add struct */ 117#define FSCTL_VALIDATE_NEGOTIATE_INFO 0x00140204 118/* Perform server-side data movement */ 119#define FSCTL_SRV_COPYCHUNK 0x001440F2 120#define FSCTL_SRV_COPYCHUNK_WRITE 0x001480F2 121#define FSCTL_QUERY_NETWORK_INTERFACE_INFO 0x001401FC /* BB add struct */ 122#define FSCTL_SRV_READ_HASH 0x001441BB /* BB add struct */ 123 124/* See FSCC 2.1.2.5 */ 125#define IO_REPARSE_TAG_MOUNT_POINT 0xA0000003 126#define IO_REPARSE_TAG_HSM 0xC0000004 127#define IO_REPARSE_TAG_SIS 0x80000007 128#define IO_REPARSE_TAG_HSM2 0x80000006 129#define IO_REPARSE_TAG_DRIVER_EXTENDER 0x80000005 130/* Used by the DFS filter. See MS-DFSC */ 131#define IO_REPARSE_TAG_DFS 0x8000000A 132/* Used by the DFS filter See MS-DFSC */ 133#define IO_REPARSE_TAG_DFSR 0x80000012 134#define IO_REPARSE_TAG_FILTER_MANAGER 0x8000000B 135/* See section MS-FSCC 2.1.2.4 */ 136#define IO_REPARSE_TAG_SYMLINK 0xA000000C 137#define IO_REPARSE_TAG_DEDUP 0x80000013 138#define IO_REPARSE_APPXSTREAM 0xC0000014 139/* NFS symlinks, Win 8/SMB3 and later */ 140#define IO_REPARSE_TAG_NFS 0x80000014 141/* 142 * AzureFileSync - see 143 * https://docs.microsoft.com/en-us/azure/storage/files/storage-sync-cloud-tiering 144 */ 145#define IO_REPARSE_TAG_AZ_FILE_SYNC 0x8000001e 146/* WSL reparse tags */ 147#define IO_REPARSE_TAG_LX_SYMLINK 0xA000001D 148#define IO_REPARSE_TAG_AF_UNIX 0x80000023 149#define IO_REPARSE_TAG_LX_FIFO 0x80000024 150#define IO_REPARSE_TAG_LX_CHR 0x80000025 151#define IO_REPARSE_TAG_LX_BLK 0x80000026 152 153#define IO_REPARSE_TAG_LX_SYMLINK_LE cpu_to_le32(0xA000001D) 154#define IO_REPARSE_TAG_AF_UNIX_LE cpu_to_le32(0x80000023) 155#define IO_REPARSE_TAG_LX_FIFO_LE cpu_to_le32(0x80000024) 156#define IO_REPARSE_TAG_LX_CHR_LE cpu_to_le32(0x80000025) 157#define IO_REPARSE_TAG_LX_BLK_LE cpu_to_le32(0x80000026) 158 159/* fsctl flags */ 160/* If Flags is set to this value, the request is an FSCTL not ioctl request */ 161#define SMB2_0_IOCTL_IS_FSCTL 0x00000001 162#endif /* __SMBFSCTL_H */ 163