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Diffstat (limited to 'fs/smb/common/fscc.h')
| -rw-r--r-- | fs/smb/common/fscc.h | 604 |
1 files changed, 604 insertions, 0 deletions
diff --git a/fs/smb/common/fscc.h b/fs/smb/common/fscc.h new file mode 100644 index 000000000..e46d3379b --- /dev/null +++ b/fs/smb/common/fscc.h @@ -0,0 +1,604 @@ +/* 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 + +/* Reparse structures - see MS-FSCC 2.1.2 */ + +/* struct fsctl_reparse_info_req is empty, only response structs (see below) */ +struct reparse_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __u8 DataBuffer[]; /* Variable Length */ +} __packed; + +struct reparse_guid_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __u8 ReparseGuid[16]; + __u8 DataBuffer[]; /* Variable Length */ +} __packed; + +struct reparse_mount_point_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __le16 SubstituteNameOffset; + __le16 SubstituteNameLength; + __le16 PrintNameOffset; + __le16 PrintNameLength; + __u8 PathBuffer[]; /* Variable Length */ +} __packed; + +#define SYMLINK_FLAG_RELATIVE 0x00000001 + +struct reparse_symlink_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __le16 SubstituteNameOffset; + __le16 SubstituteNameLength; + __le16 PrintNameOffset; + __le16 PrintNameLength; + __le32 Flags; + __u8 PathBuffer[]; /* Variable Length */ +} __packed; + +/* For IO_REPARSE_TAG_NFS - see MS-FSCC 2.1.2.6 */ +#define NFS_SPECFILE_LNK 0x00000000014B4E4C +#define NFS_SPECFILE_CHR 0x0000000000524843 +#define NFS_SPECFILE_BLK 0x00000000004B4C42 +#define NFS_SPECFILE_FIFO 0x000000004F464946 +#define NFS_SPECFILE_SOCK 0x000000004B434F53 +struct reparse_nfs_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __le64 InodeType; /* NFS_SPECFILE_* */ + __u8 DataBuffer[]; +} __packed; + +/* For IO_REPARSE_TAG_LX_SYMLINK - see MS-FSCC 2.1.2.7 */ +struct reparse_wsl_symlink_data_buffer { + __le32 ReparseTag; + __le16 ReparseDataLength; + __u16 Reserved; + __le32 Version; /* Always 2 */ + __u8 Target[]; /* Variable Length UTF-8 string without nul-term */ +} __packed; + +/* See MS-FSCC 2.3.7 */ +struct duplicate_extents_to_file { + __u64 PersistentFileHandle; /* source file handle, opaque endianness */ + __u64 VolatileFileHandle; + __le64 SourceFileOffset; + __le64 TargetFileOffset; + __le64 ByteCount; /* Bytes to be copied */ +} __packed; + +/* See MS-FSCC 2.3.9 */ +#define DUPLICATE_EXTENTS_DATA_EX_SOURCE_ATOMIC 0x00000001 +struct duplicate_extents_to_file_ex { + __le64 StructureSize; /* MUST be set to 0x30 */ + __u64 PersistentFileHandle; /* source file handle, opaque endianness */ + __u64 VolatileFileHandle; + __le64 SourceFileOffset; + __le64 TargetFileOffset; + __le64 ByteCount; /* Bytes to be copied */ + __le32 Flags; + __le32 Reserved; +} __packed; + +/* + * compression state flags + * See MS-FSCC 2.3.18 + * MS-FSCC 2.3.67 + * MS-FSCC 2.4.9 + */ +#define COMPRESSION_FORMAT_NONE 0x0000 +#define COMPRESSION_FORMAT_DEFAULT 0x0001 +#define COMPRESSION_FORMAT_LZNT1 0x0002 + +/* + * See MS-FSCC 2.3.18 + * MS-FSCC 2.3.67 + */ +struct compress_ioctl { + __le16 CompressionState; +} __packed; + +/* See MS-FSCC 2.3.20 */ +struct fsctl_get_integrity_information_rsp { + __le16 ChecksumAlgorithm; + __le16 Reserved; + __le32 Flags; + __le32 ChecksumChunkSizeInBytes; + __le32 ClusterSizeInBytes; +} __packed; + +/* See MS-FSCC 2.3.52 */ +struct file_allocated_range_buffer { + __le64 file_offset; + __le64 length; +} __packed; + +/* See MS-FSCC 2.3.55 */ +struct fsctl_query_file_regions_req { + __le64 FileOffset; + __le64 Length; + __le32 DesiredUsage; + __le32 Reserved; +} __packed; + +/* DesiredUsage flags see MS-FSCC 2.3.56.1 */ +#define FILE_USAGE_INVALID_RANGE 0x00000000 +#define FILE_USAGE_VALID_CACHED_DATA 0x00000001 +#define FILE_USAGE_NONCACHED_DATA 0x00000002 +struct file_region_info { + __le64 FileOffset; + __le64 Length; + __le32 DesiredUsage; + __le32 Reserved; +} __packed; + +/* See MS-FSCC 2.3.56 */ +struct fsctl_query_file_region_rsp { + __le32 Flags; + __le32 TotalRegionEntryCount; + __le32 RegionEntryCount; + __u32 Reserved; + struct file_region_info Regions[]; +} __packed; + +/* See MS-FSCC 2.3.58 */ +struct fsctl_query_on_disk_vol_info_rsp { + __le64 DirectoryCount; + __le64 FileCount; + __le16 FsFormatMajVersion; + __le16 FsFormatMinVersion; + __u8 FsFormatName[24]; + __le64 FormatTime; + __le64 LastUpdateTime; + __u8 CopyrightInfo[68]; + __u8 AbstractInfo[68]; + __u8 FormatImplInfo[68]; + __u8 LastModifyImplInfo[68]; +} __packed; + +/* See MS-FSCC 2.3.73 */ +struct fsctl_set_integrity_information_req { + __le16 ChecksumAlgorithm; + __le16 Reserved; + __le32 Flags; +} __packed; + +/* See MS-FSCC 2.3.75 */ +struct fsctl_set_integrity_info_ex_req { + __u8 EnableIntegrity; + __u8 KeepState; + __u16 Reserved; + __le32 Flags; + __u8 Version; + __u8 Reserved2[7]; +} __packed; + +/* + * this goes in the ioctl buffer when doing FSCTL_SET_ZERO_DATA + * See MS-FSCC 2.3.85 + */ +struct file_zero_data_information { + __le64 FileOffset; + __le64 BeyondFinalZero; +} __packed; + +struct file_level_trim_range { + __le64 Offset; + __le64 Length; +} __packed; + +struct file_level_trim { + __le32 Key; + __le32 NumRanges; + struct file_level_trim_range Ranges[]; +} __packed; + +struct file_level_trim_output { + __le32 NumRangesProcessed; +} __packed; + +/* + * This level 18, although with struct with same name is different from cifs + * level 0x107. Level 0x107 has an extra u64 between AccessFlags and + * CurrentByteOffset. + * See MS-FSCC 2.4.2 + */ +struct smb2_file_all_info { /* data block encoding of response to level 18 */ + __le64 CreationTime; /* Beginning of FILE_BASIC_INFO equivalent */ + __le64 LastAccessTime; + __le64 LastWriteTime; + __le64 ChangeTime; + __le32 Attributes; + __u32 Pad1; /* End of FILE_BASIC_INFO_INFO equivalent */ + __le64 AllocationSize; /* Beginning of FILE_STANDARD_INFO equivalent */ + __le64 EndOfFile; /* size ie offset to first free byte in file */ + __le32 NumberOfLinks; /* hard links */ + __u8 DeletePending; + __u8 Directory; + __u16 Pad2; /* End of FILE_STANDARD_INFO equivalent */ + __le64 IndexNumber; + __le32 EASize; + __le32 AccessFlags; + __le64 CurrentByteOffset; + __le32 Mode; + __le32 AlignmentRequirement; + __le32 FileNameLength; + union { + char __pad; /* Legacy structure padding */ + DECLARE_FLEX_ARRAY(char, FileName); + }; +} __packed; /* level 18 Query */ + +/* See MS-FSCC 2.4.7 */ +typedef struct file_basic_info { /* data block encoding of response to level 18 */ + __le64 CreationTime; + __le64 LastAccessTime; + __le64 LastWriteTime; + __le64 ChangeTime; + __le32 Attributes; + __u32 Pad; +} __packed FILE_BASIC_INFO; /* size info, level 0x101 */ + +/* 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 */ +struct smb2_file_eof_info { /* encoding of request for level 10 */ + __le64 EndOfFile; /* new end of file value */ +} __packed; /* level 20 Set */ + +/* See MS-FSCC 2.4.4 */ +struct smb2_file_alloc_info { /* encoding of request for level 19 */ + __le64 AllocationSize; +} __packed; + +/* See MS-FSCC 2.4.15 */ +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 2.4.27 */ +struct smb2_file_internal_info { + __le64 IndexNumber; +} __packed; /* level 6 Query */ + +/* See MS-FSCC 2.4.28.2 */ +struct smb2_file_link_info { /* encoding of request for level 11 */ + /* New members MUST be added within the struct_group() macro below. */ + __struct_group(smb2_file_link_info_hdr, __hdr, __packed, + __u8 ReplaceIfExists; /* 1 = replace existing link with new */ + /* 0 = fail if link already exists */ + __u8 Reserved[7]; + __u64 RootDirectory; /* MBZ for network operations (why says spec?) */ + __le32 FileNameLength; + ); + char FileName[]; /* Name to be assigned to new link */ +} __packed; /* level 11 Set */ +static_assert(offsetof(struct smb2_file_link_info, FileName) == sizeof(struct smb2_file_link_info_hdr), + "struct member likely outside of __struct_group()"); + +/* 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 */ + +/* See MS-FSCC 2.4.42.2 */ +struct smb2_file_rename_info { /* encoding of request for level 10 */ + /* New members MUST be added within the struct_group() macro below. */ + __struct_group(smb2_file_rename_info_hdr, __hdr, __packed, + __u8 ReplaceIfExists; /* 1 = replace existing target with new */ + /* 0 = fail if target already exists */ + __u8 Reserved[7]; + __u64 RootDirectory; /* MBZ for network operations (why says spec?) */ + __le32 FileNameLength; + ); + char FileName[]; /* New name to be assigned */ + /* padding - overall struct size must be >= 24 so filename + pad >= 6 */ +} __packed; /* level 10 Set */ +static_assert(offsetof(struct smb2_file_rename_info, FileName) == sizeof(struct smb2_file_rename_info_hdr), + "struct member likely outside of __struct_group()"); + +/* File System Information Classes */ +/* See MS-FSCC 2.5 */ +#define FS_VOLUME_INFORMATION 1 /* Query */ +#define FS_LABEL_INFORMATION 2 /* Set */ +#define FS_SIZE_INFORMATION 3 /* Query */ +#define FS_DEVICE_INFORMATION 4 /* Query */ +#define FS_ATTRIBUTE_INFORMATION 5 /* Query */ +#define FS_CONTROL_INFORMATION 6 /* Query, Set */ +#define FS_FULL_SIZE_INFORMATION 7 /* Query */ +#define FS_OBJECT_ID_INFORMATION 8 /* Query, Set */ +#define FS_DRIVER_PATH_INFORMATION 9 /* Query */ +#define FS_SECTOR_SIZE_INFORMATION 11 /* SMB3 or later. Query */ +/* See POSIX Extensions to MS-FSCC 2.3.1.1 */ +#define FS_POSIX_INFORMATION 100 /* SMB3.1.1 POSIX. Query */ + +/* See MS-FSCC 2.5.1 */ +#define MAX_FS_NAME_LEN 52 +typedef struct { + __le32 Attributes; + __le32 MaxPathNameComponentLength; + __le32 FileSystemNameLen; + __le16 FileSystemName[]; /* do not have to save this - get subset? */ +} __packed FILE_SYSTEM_ATTRIBUTE_INFO; + +/* 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 + +/* + * File System Control Information + * See MS-FSCC 2.5.2 + */ +struct smb2_fs_control_info { + __le64 FreeSpaceStartFiltering; + __le64 FreeSpaceThreshold; + __le64 FreeSpaceStopFiltering; + __le64 DefaultQuotaThreshold; + __le64 DefaultQuotaLimit; + __le32 FileSystemControlFlags; + __le32 Padding; +} __packed; + +/* See MS-FSCC 2.5.4 */ +struct smb2_fs_full_size_info { + __le64 TotalAllocationUnits; + __le64 CallerAvailableAllocationUnits; + __le64 ActualAvailableAllocationUnits; + __le32 SectorsPerAllocationUnit; + __le32 BytesPerSector; +} __packed; + +/* See MS-FSCC 2.5.7 */ +#define SSINFO_FLAGS_ALIGNED_DEVICE 0x00000001 +#define SSINFO_FLAGS_PARTITION_ALIGNED_ON_DEVICE 0x00000002 +#define SSINFO_FLAGS_NO_SEEK_PENALTY 0x00000004 +#define SSINFO_FLAGS_TRIM_ENABLED 0x00000008 +/* sector size info struct */ +struct smb3_fs_ss_info { + __le32 LogicalBytesPerSector; + __le32 PhysicalBytesPerSectorForAtomicity; + __le32 PhysicalBytesPerSectorForPerf; + __le32 FSEffPhysicalBytesPerSectorForAtomicity; + __le32 Flags; + __le32 ByteOffsetForSectorAlignment; + __le32 ByteOffsetForPartitionAlignment; +} __packed; + +/* See MS-FSCC 2.5.8 */ +typedef struct { + __le64 TotalAllocationUnits; + __le64 AvailableAllocationUnits; + __le32 SectorsPerAllocationUnit; + __le32 BytesPerSector; +} __packed FILE_SYSTEM_SIZE_INFO; /* size info, level 0x103 */ + +/* volume info struct - see MS-FSCC 2.5.9 */ +#define MAX_VOL_LABEL_LEN 32 +struct filesystem_vol_info { + __le64 VolumeCreationTime; + __le32 VolumeSerialNumber; + __le32 VolumeLabelLength; /* includes trailing null */ + __u8 SupportsObjects; /* True if eg like NTFS, supports objects */ + __u8 Reserved; + __u8 VolumeLabel[]; /* variable len */ +} __packed; + +/* See MS-FSCC 2.5.10 */ +typedef struct { + __le32 DeviceType; + __le32 DeviceCharacteristics; +} __packed FILE_SYSTEM_DEVICE_INFO; /* device info level 0x104 */ + +/* + * File Attributes + * See MS-FSCC 2.6 + */ +#define FILE_ATTRIBUTE_READONLY 0x00000001 +#define FILE_ATTRIBUTE_HIDDEN 0x00000002 +#define FILE_ATTRIBUTE_SYSTEM 0x00000004 +#define FILE_ATTRIBUTE_DIRECTORY 0x00000010 +#define FILE_ATTRIBUTE_ARCHIVE 0x00000020 +#define FILE_ATTRIBUTE_NORMAL 0x00000080 +#define FILE_ATTRIBUTE_TEMPORARY 0x00000100 +#define FILE_ATTRIBUTE_SPARSE_FILE 0x00000200 +#define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400 +#define FILE_ATTRIBUTE_COMPRESSED 0x00000800 +#define FILE_ATTRIBUTE_OFFLINE 0x00001000 +#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x00002000 +#define FILE_ATTRIBUTE_ENCRYPTED 0x00004000 +#define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000 +#define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000 +#define FILE_ATTRIBUTE_MASK (FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | \ + FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_DIRECTORY | \ + FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_NORMAL | \ + FILE_ATTRIBUTE_TEMPORARY | FILE_ATTRIBUTE_SPARSE_FILE | \ + FILE_ATTRIBUTE_REPARSE_POINT | FILE_ATTRIBUTE_COMPRESSED | \ + FILE_ATTRIBUTE_OFFLINE | FILE_ATTRIBUTE_NOT_CONTENT_INDEXED | \ + FILE_ATTRIBUTE_ENCRYPTED | FILE_ATTRIBUTE_INTEGRITY_STREAM | \ + FILE_ATTRIBUTE_NO_SCRUB_DATA) + +#define FILE_ATTRIBUTE_READONLY_LE cpu_to_le32(FILE_ATTRIBUTE_READONLY) +#define FILE_ATTRIBUTE_HIDDEN_LE cpu_to_le32(FILE_ATTRIBUTE_HIDDEN) +#define FILE_ATTRIBUTE_SYSTEM_LE cpu_to_le32(FILE_ATTRIBUTE_SYSTEM) +#define FILE_ATTRIBUTE_DIRECTORY_LE cpu_to_le32(FILE_ATTRIBUTE_DIRECTORY) +#define FILE_ATTRIBUTE_ARCHIVE_LE cpu_to_le32(FILE_ATTRIBUTE_ARCHIVE) +#define FILE_ATTRIBUTE_NORMAL_LE cpu_to_le32(FILE_ATTRIBUTE_NORMAL) +#define FILE_ATTRIBUTE_TEMPORARY_LE cpu_to_le32(FILE_ATTRIBUTE_TEMPORARY) +#define FILE_ATTRIBUTE_SPARSE_FILE_LE cpu_to_le32(FILE_ATTRIBUTE_SPARSE_FILE) +#define FILE_ATTRIBUTE_REPARSE_POINT_LE cpu_to_le32(FILE_ATTRIBUTE_REPARSE_POINT) +#define FILE_ATTRIBUTE_COMPRESSED_LE cpu_to_le32(FILE_ATTRIBUTE_COMPRESSED) +#define FILE_ATTRIBUTE_OFFLINE_LE cpu_to_le32(FILE_ATTRIBUTE_OFFLINE) +#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED_LE cpu_to_le32(FILE_ATTRIBUTE_NOT_CONTENT_INDEXED) +#define FILE_ATTRIBUTE_ENCRYPTED_LE cpu_to_le32(FILE_ATTRIBUTE_ENCRYPTED) +#define FILE_ATTRIBUTE_INTEGRITY_STREAM_LE cpu_to_le32(FILE_ATTRIBUTE_INTEGRITY_STREAM) +#define FILE_ATTRIBUTE_NO_SCRUB_DATA_LE cpu_to_le32(FILE_ATTRIBUTE_NO_SCRUB_DATA) +#define FILE_ATTRIBUTE_MASK_LE cpu_to_le32(FILE_ATTRIBUTE_MASK) + +/* + * SMB2 Notify Action Flags + * See MS-FSCC 2.7.1 + */ +#define FILE_ACTION_ADDED 0x00000001 +#define FILE_ACTION_REMOVED 0x00000002 +#define FILE_ACTION_MODIFIED 0x00000003 +#define FILE_ACTION_RENAMED_OLD_NAME 0x00000004 +#define FILE_ACTION_RENAMED_NEW_NAME 0x00000005 +#define FILE_ACTION_ADDED_STREAM 0x00000006 +#define FILE_ACTION_REMOVED_STREAM 0x00000007 +#define FILE_ACTION_MODIFIED_STREAM 0x00000008 +#define FILE_ACTION_REMOVED_BY_DELETE 0x00000009 +#define FILE_ACTION_ID_NOT_TUNNELLED 0x0000000A +#define FILE_ACTION_TUNNELLED_ID_COLLISION 0x0000000B + +/* + * Response contains array of the following structures + * See MS-FSCC 2.7.1 + */ +struct file_notify_information { + __le32 NextEntryOffset; + __le32 Action; + __le32 FileNameLength; + __u8 FileName[]; +} __packed; + +/* + * 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 */ |