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Sat, 26 Mar 2022 14:26:58 -0700 (PDT) MIME-Version: 1.0 From: Steve French Date: Sat, 26 Mar 2022 16:26:47 -0500 Message-ID: Subject: [PATCH] [smb3] move defines for query info and query fsinfo to smbfs_common To: CIFS Cc: Namjae Jeon Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org An additional patch this patch includes moving to common code (from cifs and ksmbd protocol related headers) - query and query directory info levels and structs - set info structs - SMB2 lock struct and flags - SMB2 echo req Also shorten a few flag names (e.g. SMB2_LOCKFLAG_EXCLUSIVE_LOCK to SMB2_LOCKFLAG_EXCLUSIVE) See attached Reviewed-by: Namjae Jeon From a9aafa42339501396f748836e35a3bb1cfeaa37f Mon Sep 17 00:00:00 2001 From: Steve French Date: Sat, 26 Mar 2022 16:17:03 -0500 Subject: [PATCH] smb3: move defines for query info and query fsinfo to smbfs_common Includes moving to common code (from cifs and ksmbd protocol related headers) - query and query directory info levels and structs - set info structs - SMB2 lock struct and flags - SMB2 echo req Also shorten a few flag names (e.g. SMB2_LOCKFLAG_EXCLUSIVE_LOCK to SMB2_LOCKFLAG_EXCLUSIVE) Signed-off-by: Steve French --- fs/cifs/cifspdu.h | 2 +- fs/cifs/smb2ops.c | 28 ++-- fs/cifs/smb2pdu.h | 307 +----------------------------------- fs/ksmbd/smb2pdu.h | 285 +--------------------------------- fs/smbfs_common/smb2pdu.h | 316 ++++++++++++++++++++++++++++++++++++++ 5 files changed, 335 insertions(+), 603 deletions(-) diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index f214cbeb2a36..aeba371c4c70 100644 --- a/fs/cifs/cifspdu.h +++ b/fs/cifs/cifspdu.h @@ -1646,7 +1646,7 @@ struct smb_t2_rsp { #define SMB_FIND_FILE_ID_FULL_DIR_INFO 0x105 #define SMB_FIND_FILE_ID_BOTH_DIR_INFO 0x106 #define SMB_FIND_FILE_UNIX 0x202 -#define SMB_FIND_FILE_POSIX_INFO 0x064 +/* #define SMB_FIND_FILE_POSIX_INFO 0x064 */ typedef struct smb_com_transaction2_qpi_req { struct smb_hdr hdr; /* wct = 14+ */ diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index fb1d74791f4c..b4b99eb413b9 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -5840,8 +5840,8 @@ struct smb_version_values smb20_values = { .protocol_id = SMB20_PROT_ID, .req_capabilities = 0, /* MBZ */ .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5861,8 +5861,8 @@ struct smb_version_values smb21_values = { .protocol_id = SMB21_PROT_ID, .req_capabilities = 0, /* MBZ on negotiate req until SMB3 dialect */ .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5882,8 +5882,8 @@ struct smb_version_values smb3any_values = { .protocol_id = SMB302_PROT_ID, /* doesn't matter, send protocol array */ .req_capabilities = SMB2_GLOBAL_CAP_DFS | SMB2_GLOBAL_CAP_LEASING | SMB2_GLOBAL_CAP_LARGE_MTU | SMB2_GLOBAL_CAP_PERSISTENT_HANDLES | SMB2_GLOBAL_CAP_ENCRYPTION | SMB2_GLOBAL_CAP_DIRECTORY_LEASING, .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5903,8 +5903,8 @@ struct smb_version_values smbdefault_values = { .protocol_id = SMB302_PROT_ID, /* doesn't matter, send protocol array */ .req_capabilities = SMB2_GLOBAL_CAP_DFS | SMB2_GLOBAL_CAP_LEASING | SMB2_GLOBAL_CAP_LARGE_MTU | SMB2_GLOBAL_CAP_PERSISTENT_HANDLES | SMB2_GLOBAL_CAP_ENCRYPTION | SMB2_GLOBAL_CAP_DIRECTORY_LEASING, .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5924,8 +5924,8 @@ struct smb_version_values smb30_values = { .protocol_id = SMB30_PROT_ID, .req_capabilities = SMB2_GLOBAL_CAP_DFS | SMB2_GLOBAL_CAP_LEASING | SMB2_GLOBAL_CAP_LARGE_MTU | SMB2_GLOBAL_CAP_PERSISTENT_HANDLES | SMB2_GLOBAL_CAP_ENCRYPTION | SMB2_GLOBAL_CAP_DIRECTORY_LEASING, .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5945,8 +5945,8 @@ struct smb_version_values smb302_values = { .protocol_id = SMB302_PROT_ID, .req_capabilities = SMB2_GLOBAL_CAP_DFS | SMB2_GLOBAL_CAP_LEASING | SMB2_GLOBAL_CAP_LARGE_MTU | SMB2_GLOBAL_CAP_PERSISTENT_HANDLES | SMB2_GLOBAL_CAP_ENCRYPTION | SMB2_GLOBAL_CAP_DIRECTORY_LEASING, .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, @@ -5966,8 +5966,8 @@ struct smb_version_values smb311_values = { .protocol_id = SMB311_PROT_ID, .req_capabilities = SMB2_GLOBAL_CAP_DFS | SMB2_GLOBAL_CAP_LEASING | SMB2_GLOBAL_CAP_LARGE_MTU | SMB2_GLOBAL_CAP_PERSISTENT_HANDLES | SMB2_GLOBAL_CAP_ENCRYPTION | SMB2_GLOBAL_CAP_DIRECTORY_LEASING, .large_lock_type = 0, - .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE_LOCK, - .shared_lock_type = SMB2_LOCKFLAG_SHARED_LOCK, + .exclusive_lock_type = SMB2_LOCKFLAG_EXCLUSIVE, + .shared_lock_type = SMB2_LOCKFLAG_SHARED, .unlock_lock_type = SMB2_LOCKFLAG_UNLOCK, .header_size = sizeof(struct smb2_hdr), .header_preamble_size = 0, diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index 162f1be886fe..8692b58cbdb1 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -280,11 +280,6 @@ struct fsctl_get_integrity_information_rsp { __le32 ClusterSizeInBytes; } __packed; -struct file_allocated_range_buffer { - __le64 file_offset; - __le64 length; -} __packed; - /* Integrity ChecksumAlgorithm choices for above */ #define CHECKSUM_TYPE_NONE 0x0000 #define CHECKSUM_TYPE_CRC64 0x0002 @@ -421,125 +416,6 @@ struct duplicate_extents_to_file { */ #define SMB2_IOCTL_IOV_SIZE 2 -#define SMB2_LOCKFLAG_SHARED_LOCK 0x0001 -#define SMB2_LOCKFLAG_EXCLUSIVE_LOCK 0x0002 -#define SMB2_LOCKFLAG_UNLOCK 0x0004 -#define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010 - -struct smb2_lock_element { - __le64 Offset; - __le64 Length; - __le32 Flags; - __le32 Reserved; -} __packed; - -struct smb2_lock_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 48 */ - __le16 LockCount; - /* - * The least significant four bits are the index, the other 28 bits are - * the lock sequence number (0 to 64). See MS-SMB2 2.2.26 - */ - __le32 LockSequenceNumber; - __u64 PersistentFileId; /* opaque endianness */ - __u64 VolatileFileId; /* opaque endianness */ - /* Followed by at least one */ - struct smb2_lock_element locks[1]; -} __packed; - -struct smb2_lock_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __le16 Reserved; -} __packed; - -struct smb2_echo_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __u16 Reserved; -} __packed; - -struct smb2_echo_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __u16 Reserved; -} __packed; - -/* search (query_directory) Flags field */ -#define SMB2_RESTART_SCANS 0x01 -#define SMB2_RETURN_SINGLE_ENTRY 0x02 -#define SMB2_INDEX_SPECIFIED 0x04 -#define SMB2_REOPEN 0x10 - -#define SMB2_QUERY_DIRECTORY_IOV_SIZE 2 - -/* - * Valid FileInformation classes. - * - * Note that these are a subset of the (file) QUERY_INFO levels defined - * later in this file (but since QUERY_DIRECTORY uses equivalent numbers - * we do not redefine them here) - * - * FileDirectoryInfomation 0x01 - * FileFullDirectoryInformation 0x02 - * FileIdFullDirectoryInformation 0x26 - * FileBothDirectoryInformation 0x03 - * FileIdBothDirectoryInformation 0x25 - * FileNamesInformation 0x0C - * FileIdExtdDirectoryInformation 0x3C - */ - -struct smb2_query_directory_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 33 */ - __u8 FileInformationClass; - __u8 Flags; - __le32 FileIndex; - __u64 PersistentFileId; /* opaque endianness */ - __u64 VolatileFileId; /* opaque endianness */ - __le16 FileNameOffset; - __le16 FileNameLength; - __le32 OutputBufferLength; - __u8 Buffer[1]; -} __packed; - -struct smb2_query_directory_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 9 */ - __le16 OutputBufferOffset; - __le32 OutputBufferLength; - __u8 Buffer[1]; -} __packed; - -/* - * Maximum number of iovs we need for a set-info request. - * The largest one is rename/hardlink - * [0] : struct smb2_set_info_req + smb2_file_[rename|link]_info - * [1] : path - * [2] : compound padding - */ -#define SMB2_SET_INFO_IOV_SIZE 3 - -struct smb2_set_info_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 33 */ - __u8 InfoType; - __u8 FileInfoClass; - __le32 BufferLength; - __le16 BufferOffset; - __u16 Reserved; - __le32 AdditionalInformation; - __u64 PersistentFileId; /* opaque endianness */ - __u64 VolatileFileId; /* opaque endianness */ - __u8 Buffer[1]; -} __packed; - -struct smb2_set_info_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 2 */ -} __packed; - struct smb2_oplock_break { struct smb2_hdr hdr; __le16 StructureSize; /* Must be 24 */ @@ -576,132 +452,10 @@ struct smb2_lease_ack { } __packed; /* - * PDU infolevel structure definitions + * PDU query infolevel structure definitions * BB consider moving to a different header */ -/* File System Information Classes */ -#define FS_VOLUME_INFORMATION 1 /* Query */ -#define FS_LABEL_INFORMATION 2 /* Local only */ -#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 /* Local only */ -#define FS_VOLUME_FLAGS_INFORMATION 10 /* Local only */ -#define FS_SECTOR_SIZE_INFORMATION 11 /* SMB3 or later. Query */ -#define FS_POSIX_INFORMATION 100 /* SMB3.1.1 POSIX. Query */ - -struct smb2_fs_full_size_info { - __le64 TotalAllocationUnits; - __le64 CallerAvailableAllocationUnits; - __le64 ActualAvailableAllocationUnits; - __le32 SectorsPerAllocationUnit; - __le32 BytesPerSector; -} __packed; - -#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 FileSystemEffectivePhysicalBytesPerSectorForAtomicity; - __le32 Flags; - __le32 ByteOffsetForSectorAlignment; - __le32 ByteOffsetForPartitionAlignment; -} __packed; - -/* volume info struct - see MS-FSCC 2.5.9 */ -#define MAX_VOL_LABEL_LEN 32 -struct smb3_fs_vol_info { - __le64 VolumeCreationTime; - __u32 VolumeSerialNumber; - __le32 VolumeLabelLength; /* includes trailing null */ - __u8 SupportsObjects; /* True if eg like NTFS, supports objects */ - __u8 Reserved; - __u8 VolumeLabel[]; /* variable len */ -} __packed; - -/* partial list of QUERY INFO levels */ -#define FILE_DIRECTORY_INFORMATION 1 -#define FILE_FULL_DIRECTORY_INFORMATION 2 -#define FILE_BOTH_DIRECTORY_INFORMATION 3 -#define FILE_BASIC_INFORMATION 4 -#define FILE_STANDARD_INFORMATION 5 -#define FILE_INTERNAL_INFORMATION 6 -#define FILE_EA_INFORMATION 7 -#define FILE_ACCESS_INFORMATION 8 -#define FILE_NAME_INFORMATION 9 -#define FILE_RENAME_INFORMATION 10 -#define FILE_LINK_INFORMATION 11 -#define FILE_NAMES_INFORMATION 12 -#define FILE_DISPOSITION_INFORMATION 13 -#define FILE_POSITION_INFORMATION 14 -#define FILE_FULL_EA_INFORMATION 15 -#define FILE_MODE_INFORMATION 16 -#define FILE_ALIGNMENT_INFORMATION 17 -#define FILE_ALL_INFORMATION 18 -#define FILE_ALLOCATION_INFORMATION 19 -#define FILE_END_OF_FILE_INFORMATION 20 -#define FILE_ALTERNATE_NAME_INFORMATION 21 -#define FILE_STREAM_INFORMATION 22 -#define FILE_PIPE_INFORMATION 23 -#define FILE_PIPE_LOCAL_INFORMATION 24 -#define FILE_PIPE_REMOTE_INFORMATION 25 -#define FILE_MAILSLOT_QUERY_INFORMATION 26 -#define FILE_MAILSLOT_SET_INFORMATION 27 -#define FILE_COMPRESSION_INFORMATION 28 -#define FILE_OBJECT_ID_INFORMATION 29 -/* Number 30 not defined in documents */ -#define FILE_MOVE_CLUSTER_INFORMATION 31 -#define FILE_QUOTA_INFORMATION 32 -#define FILE_REPARSE_POINT_INFORMATION 33 -#define FILE_NETWORK_OPEN_INFORMATION 34 -#define FILE_ATTRIBUTE_TAG_INFORMATION 35 -#define FILE_TRACKING_INFORMATION 36 -#define FILEID_BOTH_DIRECTORY_INFORMATION 37 -#define FILEID_FULL_DIRECTORY_INFORMATION 38 -#define FILE_VALID_DATA_LENGTH_INFORMATION 39 -#define FILE_SHORT_NAME_INFORMATION 40 -#define FILE_SFIO_RESERVE_INFORMATION 44 -#define FILE_SFIO_VOLUME_INFORMATION 45 -#define FILE_HARD_LINK_INFORMATION 46 -#define FILE_NORMALIZED_NAME_INFORMATION 48 -#define FILEID_GLOBAL_TX_DIRECTORY_INFORMATION 50 -#define FILE_STANDARD_LINK_INFORMATION 54 -#define FILE_ID_INFORMATION 59 -#define FILE_ID_EXTD_DIRECTORY_INFORMATION 60 - -struct smb2_file_internal_info { - __le64 IndexNumber; -} __packed; /* level 6 Query */ - -struct smb2_file_rename_info { /* encoding of request for level 10 */ - __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 */ - -struct smb2_file_link_info { /* encoding of request for level 11 */ - __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 */ - struct smb2_file_full_ea_info { /* encoding of response for level 15 */ __le32 next_entry_offset; __u8 flags; @@ -710,38 +464,6 @@ struct smb2_file_full_ea_info { /* encoding of response for level 15 */ char ea_data[]; /* \0 terminated name plus value */ } __packed; /* level 15 Set */ -/* - * 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. - */ -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; - char FileName[1]; -} __packed; /* level 18 Query */ - -struct smb2_file_eof_info { /* encoding of request for level 10 */ - __le64 EndOfFile; /* new end of file value */ -} __packed; /* level 20 Set */ - struct smb2_file_reparse_point_info { __le64 IndexNumber; __le32 Tag; @@ -794,6 +516,8 @@ struct create_posix_rsp { struct cifs_sid group; /* var-sized on the wire */ } __packed; +#define SMB2_QUERY_DIRECTORY_IOV_SIZE 2 + /* * SMB2-only POSIX info level for query dir * @@ -825,31 +549,6 @@ struct smb2_posix_info { */ } __packed; -/* Level 100 query info */ -struct smb311_posix_qinfo { - __le64 CreationTime; - __le64 LastAccessTime; - __le64 LastWriteTime; - __le64 ChangeTime; - __le64 EndOfFile; - __le64 AllocationSize; - __le32 DosAttributes; - __le64 Inode; - __le32 DeviceId; - __le32 Zero; - /* beginning of POSIX Create Context Response */ - __le32 HardLinks; - __le32 ReparseTag; - __le32 Mode; - u8 Sids[]; - /* - * var sized owner SID - * var sized group SID - * le32 filenamelength - * u8 filename[] - */ -} __packed; - /* * Parsed version of the above struct. Allows direct access to the * variable length fields diff --git a/fs/ksmbd/smb2pdu.h b/fs/ksmbd/smb2pdu.h index fd05d3a1eda1..4db2896b977b 100644 --- a/fs/ksmbd/smb2pdu.h +++ b/fs/ksmbd/smb2pdu.h @@ -270,11 +270,6 @@ struct file_zero_data_information { __le64 BeyondFinalZero; } __packed; -struct file_allocated_range_buffer { - __le64 file_offset; - __le64 length; -} __packed; - struct reparse_data_buffer { __le32 ReparseTag; __le16 ReparseDataLength; @@ -282,106 +277,6 @@ struct reparse_data_buffer { __u8 DataBuffer[]; /* Variable Length */ } __packed; -/* SMB2 Notify Action Flags */ -#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 SMB2_LOCKFLAG_SHARED 0x0001 -#define SMB2_LOCKFLAG_EXCLUSIVE 0x0002 -#define SMB2_LOCKFLAG_UNLOCK 0x0004 -#define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010 -#define SMB2_LOCKFLAG_MASK 0x0007 - -struct smb2_lock_element { - __le64 Offset; - __le64 Length; - __le32 Flags; - __le32 Reserved; -} __packed; - -struct smb2_lock_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 48 */ - __le16 LockCount; - __le32 Reserved; - __u64 PersistentFileId; - __u64 VolatileFileId; - /* Followed by at least one */ - struct smb2_lock_element locks[1]; -} __packed; - -struct smb2_lock_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __le16 Reserved; -} __packed; - -struct smb2_echo_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __u16 Reserved; -} __packed; - -struct smb2_echo_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 4 */ - __u16 Reserved; -} __packed; - -/* search (query_directory) Flags field */ -#define SMB2_RESTART_SCANS 0x01 -#define SMB2_RETURN_SINGLE_ENTRY 0x02 -#define SMB2_INDEX_SPECIFIED 0x04 -#define SMB2_REOPEN 0x10 - -struct smb2_query_directory_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 33 */ - __u8 FileInformationClass; - __u8 Flags; - __le32 FileIndex; - __u64 PersistentFileId; - __u64 VolatileFileId; - __le16 FileNameOffset; - __le16 FileNameLength; - __le32 OutputBufferLength; - __u8 Buffer[1]; -} __packed; - -struct smb2_query_directory_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 9 */ - __le16 OutputBufferOffset; - __le32 OutputBufferLength; - __u8 Buffer[1]; -} __packed; - -struct smb2_set_info_req { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 33 */ - __u8 InfoType; - __u8 FileInfoClass; - __le32 BufferLength; - __le16 BufferOffset; - __u16 Reserved; - __le32 AdditionalInformation; - __u64 PersistentFileId; - __u64 VolatileFileId; - __u8 Buffer[1]; -} __packed; - -struct smb2_set_info_rsp { - struct smb2_hdr hdr; - __le16 StructureSize; /* Must be 2 */ -} __packed; - /* FILE Info response size */ #define FILE_DIRECTORY_INFORMATION_SIZE 1 #define FILE_FULL_DIRECTORY_INFORMATION_SIZE 2 @@ -473,106 +368,10 @@ struct smb2_lease_ack { } __packed; /* - * PDU infolevel structure definitions + * PDU query infolevel structure definitions * BB consider moving to a different header */ -/* File System Information Classes */ -#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 */ -#define FS_POSIX_INFORMATION 100 /* SMB3.1.1 POSIX. Query */ - -struct smb2_fs_full_size_info { - __le64 TotalAllocationUnits; - __le64 CallerAvailableAllocationUnits; - __le64 ActualAvailableAllocationUnits; - __le32 SectorsPerAllocationUnit; - __le32 BytesPerSector; -} __packed; - -#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; - -/* File System Control Information */ -struct smb2_fs_control_info { - __le64 FreeSpaceStartFiltering; - __le64 FreeSpaceThreshold; - __le64 FreeSpaceStopFiltering; - __le64 DefaultQuotaThreshold; - __le64 DefaultQuotaLimit; - __le32 FileSystemControlFlags; - __le32 Padding; -} __packed; - -/* partial list of QUERY INFO levels */ -#define FILE_DIRECTORY_INFORMATION 1 -#define FILE_FULL_DIRECTORY_INFORMATION 2 -#define FILE_BOTH_DIRECTORY_INFORMATION 3 -#define FILE_BASIC_INFORMATION 4 -#define FILE_STANDARD_INFORMATION 5 -#define FILE_INTERNAL_INFORMATION 6 -#define FILE_EA_INFORMATION 7 -#define FILE_ACCESS_INFORMATION 8 -#define FILE_NAME_INFORMATION 9 -#define FILE_RENAME_INFORMATION 10 -#define FILE_LINK_INFORMATION 11 -#define FILE_NAMES_INFORMATION 12 -#define FILE_DISPOSITION_INFORMATION 13 -#define FILE_POSITION_INFORMATION 14 -#define FILE_FULL_EA_INFORMATION 15 -#define FILE_MODE_INFORMATION 16 -#define FILE_ALIGNMENT_INFORMATION 17 -#define FILE_ALL_INFORMATION 18 -#define FILE_ALLOCATION_INFORMATION 19 -#define FILE_END_OF_FILE_INFORMATION 20 -#define FILE_ALTERNATE_NAME_INFORMATION 21 -#define FILE_STREAM_INFORMATION 22 -#define FILE_PIPE_INFORMATION 23 -#define FILE_PIPE_LOCAL_INFORMATION 24 -#define FILE_PIPE_REMOTE_INFORMATION 25 -#define FILE_MAILSLOT_QUERY_INFORMATION 26 -#define FILE_MAILSLOT_SET_INFORMATION 27 -#define FILE_COMPRESSION_INFORMATION 28 -#define FILE_OBJECT_ID_INFORMATION 29 -/* Number 30 not defined in documents */ -#define FILE_MOVE_CLUSTER_INFORMATION 31 -#define FILE_QUOTA_INFORMATION 32 -#define FILE_REPARSE_POINT_INFORMATION 33 -#define FILE_NETWORK_OPEN_INFORMATION 34 -#define FILE_ATTRIBUTE_TAG_INFORMATION 35 -#define FILE_TRACKING_INFORMATION 36 -#define FILEID_BOTH_DIRECTORY_INFORMATION 37 -#define FILEID_FULL_DIRECTORY_INFORMATION 38 -#define FILE_VALID_DATA_LENGTH_INFORMATION 39 -#define FILE_SHORT_NAME_INFORMATION 40 -#define FILE_SFIO_RESERVE_INFORMATION 44 -#define FILE_SFIO_VOLUME_INFORMATION 45 -#define FILE_HARD_LINK_INFORMATION 46 -#define FILE_NORMALIZED_NAME_INFORMATION 48 -#define FILEID_GLOBAL_TX_DIRECTORY_INFORMATION 50 -#define FILE_STANDARD_LINK_INFORMATION 54 - #define OP_BREAK_STRUCT_SIZE_20 24 #define OP_BREAK_STRUCT_SIZE_21 36 @@ -584,56 +383,6 @@ struct smb2_file_alignment_info { __le32 AlignmentRequirement; } __packed; -struct smb2_file_internal_info { - __le64 IndexNumber; -} __packed; /* level 6 Query */ - -struct smb2_file_rename_info { /* encoding of request for level 10 */ - __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[0]; /* New name to be assigned */ -} __packed; /* level 10 Set */ - -struct smb2_file_link_info { /* encoding of request for level 11 */ - __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[0]; /* Name to be assigned to new link */ -} __packed; /* level 11 Set */ - -/* - * 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. - */ -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; - char FileName[1]; -} __packed; /* level 18 Query */ - struct smb2_file_basic_info { /* data block encoding of response to level 18 */ __le64 CreationTime; /* Beginning of FILE_BASIC_INFO equivalent */ __le64 LastAccessTime; @@ -656,10 +405,6 @@ struct smb2_file_stream_info { char StreamName[0]; } __packed; -struct smb2_file_eof_info { /* encoding of request for level 10 */ - __le64 EndOfFile; /* new end of file value */ -} __packed; /* level 20 Set */ - struct smb2_file_ntwrk_info { __le64 CreationTime; __le64 LastAccessTime; @@ -750,34 +495,6 @@ struct create_sd_buf_req { struct smb_ntsd ntsd; } __packed; -/* Find File infolevels */ -#define SMB_FIND_FILE_POSIX_INFO 0x064 - -/* Level 100 query info */ -struct smb311_posix_qinfo { - __le64 CreationTime; - __le64 LastAccessTime; - __le64 LastWriteTime; - __le64 ChangeTime; - __le64 EndOfFile; - __le64 AllocationSize; - __le32 DosAttributes; - __le64 Inode; - __le32 DeviceId; - __le32 Zero; - /* beginning of POSIX Create Context Response */ - __le32 HardLinks; - __le32 ReparseTag; - __le32 Mode; - u8 Sids[]; - /* - * var sized owner SID - * var sized group SID - * le32 filenamelength - * u8 filename[] - */ -} __packed; - struct smb2_posix_info { __le32 NextEntryOffset; __u32 Ignored; diff --git a/fs/smbfs_common/smb2pdu.h b/fs/smbfs_common/smb2pdu.h index c0287a70930a..0b7090919959 100644 --- a/fs/smbfs_common/smb2pdu.h +++ b/fs/smbfs_common/smb2pdu.h @@ -787,6 +787,123 @@ struct smb2_flush_rsp { __le16 Reserved; } __packed; +#define SMB2_LOCKFLAG_SHARED 0x0001 +#define SMB2_LOCKFLAG_EXCLUSIVE 0x0002 +#define SMB2_LOCKFLAG_UNLOCK 0x0004 +#define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010 +#define SMB2_LOCKFLAG_MASK 0x0007 + +struct smb2_lock_element { + __le64 Offset; + __le64 Length; + __le32 Flags; + __le32 Reserved; +} __packed; + +struct smb2_lock_req { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 48 */ + __le16 LockCount; + /* + * The least significant four bits are the index, the other 28 bits are + * the lock sequence number (0 to 64). See MS-SMB2 2.2.26 + */ + __le32 LockSequenceNumber; + __u64 PersistentFileId; + __u64 VolatileFileId; + /* Followed by at least one */ + struct smb2_lock_element locks[1]; +} __packed; + +struct smb2_lock_rsp { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 4 */ + __le16 Reserved; +} __packed; + +struct smb2_echo_req { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 4 */ + __u16 Reserved; +} __packed; + +struct smb2_echo_rsp { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 4 */ + __u16 Reserved; +} __packed; + +/* + * Valid FileInformation classes for query directory + * + * Note that these are a subset of the (file) QUERY_INFO levels defined + * later in this file (but since QUERY_DIRECTORY uses equivalent numbers + * we do not redefine them here) + * + * FileDirectoryInfomation 0x01 + * FileFullDirectoryInformation 0x02 + * FileIdFullDirectoryInformation 0x26 + * FileBothDirectoryInformation 0x03 + * FileIdBothDirectoryInformation 0x25 + * FileNamesInformation 0x0C + * FileIdExtdDirectoryInformation 0x3C + */ + +/* search (query_directory) Flags field */ +#define SMB2_RESTART_SCANS 0x01 +#define SMB2_RETURN_SINGLE_ENTRY 0x02 +#define SMB2_INDEX_SPECIFIED 0x04 +#define SMB2_REOPEN 0x10 + +struct smb2_query_directory_req { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 33 */ + __u8 FileInformationClass; + __u8 Flags; + __le32 FileIndex; + __u64 PersistentFileId; + __u64 VolatileFileId; + __le16 FileNameOffset; + __le16 FileNameLength; + __le32 OutputBufferLength; + __u8 Buffer[1]; +} __packed; + +struct smb2_query_directory_rsp { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 9 */ + __le16 OutputBufferOffset; + __le32 OutputBufferLength; + __u8 Buffer[1]; +} __packed; + +/* + * Maximum number of iovs we need for a set-info request. + * The largest one is rename/hardlink + * [0] : struct smb2_set_info_req + smb2_file_[rename|link]_info + * [1] : path + * [2] : compound padding + */ +#define SMB2_SET_INFO_IOV_SIZE 3 + +struct smb2_set_info_req { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 33 */ + __u8 InfoType; + __u8 FileInfoClass; + __le32 BufferLength; + __le16 BufferOffset; + __u16 Reserved; + __le32 AdditionalInformation; + __u64 PersistentFileId; + __u64 VolatileFileId; + __u8 Buffer[1]; +} __packed; + +struct smb2_set_info_rsp { + struct smb2_hdr hdr; + __le16 StructureSize; /* Must be 2 */ +} __packed; /* * SMB2_NOTIFY See MS-SMB2 section 2.2.35 @@ -1130,6 +1247,58 @@ struct smb2_ioctl_rsp { /* SMB2 Query Info see MS-SMB2 (2.2.37) or MS-DTYP */ +/* List of QUERY INFO levels (those also valid for QUERY_DIR are noted below */ +#define FILE_DIRECTORY_INFORMATION 1 /* also for QUERY_DIR */ +#define FILE_FULL_DIRECTORY_INFORMATION 2 /* also for QUERY_DIR */ +#define FILE_BOTH_DIRECTORY_INFORMATION 3 /* also for QUERY_DIR */ +#define FILE_BASIC_INFORMATION 4 +#define FILE_STANDARD_INFORMATION 5 +#define FILE_INTERNAL_INFORMATION 6 +#define FILE_EA_INFORMATION 7 +#define FILE_ACCESS_INFORMATION 8 +#define FILE_NAME_INFORMATION 9 +#define FILE_RENAME_INFORMATION 10 +#define FILE_LINK_INFORMATION 11 +#define FILE_NAMES_INFORMATION 12 /* also for QUERY_DIR */ +#define FILE_DISPOSITION_INFORMATION 13 +#define FILE_POSITION_INFORMATION 14 +#define FILE_FULL_EA_INFORMATION 15 +#define FILE_MODE_INFORMATION 16 +#define FILE_ALIGNMENT_INFORMATION 17 +#define FILE_ALL_INFORMATION 18 +#define FILE_ALLOCATION_INFORMATION 19 +#define FILE_END_OF_FILE_INFORMATION 20 +#define FILE_ALTERNATE_NAME_INFORMATION 21 +#define FILE_STREAM_INFORMATION 22 +#define FILE_PIPE_INFORMATION 23 +#define FILE_PIPE_LOCAL_INFORMATION 24 +#define FILE_PIPE_REMOTE_INFORMATION 25 +#define FILE_MAILSLOT_QUERY_INFORMATION 26 +#define FILE_MAILSLOT_SET_INFORMATION 27 +#define FILE_COMPRESSION_INFORMATION 28 +#define FILE_OBJECT_ID_INFORMATION 29 +/* Number 30 not defined in documents */ +#define FILE_MOVE_CLUSTER_INFORMATION 31 +#define FILE_QUOTA_INFORMATION 32 +#define FILE_REPARSE_POINT_INFORMATION 33 +#define FILE_NETWORK_OPEN_INFORMATION 34 +#define FILE_ATTRIBUTE_TAG_INFORMATION 35 +#define FILE_TRACKING_INFORMATION 36 +#define FILEID_BOTH_DIRECTORY_INFORMATION 37 /* also for QUERY_DIR */ +#define FILEID_FULL_DIRECTORY_INFORMATION 38 /* also for QUERY_DIR */ +#define FILE_VALID_DATA_LENGTH_INFORMATION 39 +#define FILE_SHORT_NAME_INFORMATION 40 +#define FILE_SFIO_RESERVE_INFORMATION 44 +#define FILE_SFIO_VOLUME_INFORMATION 45 +#define FILE_HARD_LINK_INFORMATION 46 +#define FILE_NORMALIZED_NAME_INFORMATION 48 +#define FILEID_GLOBAL_TX_DIRECTORY_INFORMATION 50 +#define FILE_STANDARD_LINK_INFORMATION 54 +#define FILE_ID_INFORMATION 59 +#define FILE_ID_EXTD_DIRECTORY_INFORMATION 60 /* also for QUERY_DIR */ +/* Used for Query Info and Find File POSIX Info for SMB3.1.1 and SMB1 */ +#define SMB_FIND_FILE_POSIX_INFO 0x064 + /* Security info type additionalinfo flags. */ #define OWNER_SECINFO 0x00000001 #define GROUP_SECINFO 0x00000002 @@ -1173,4 +1342,151 @@ struct smb2_query_info_rsp { __u8 Buffer[1]; } __packed; +/* + * PDU query infolevel structure definitions + */ + +struct file_allocated_range_buffer { + __le64 file_offset; + __le64 length; +} __packed; + +struct smb2_file_internal_info { + __le64 IndexNumber; +} __packed; /* level 6 Query */ + +struct smb2_file_rename_info { /* encoding of request for level 10 */ + __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 */ + +struct smb2_file_link_info { /* encoding of request for level 11 */ + __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 */ + +/* + * 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. + */ +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; + char FileName[1]; +} __packed; /* level 18 Query */ + +struct smb2_file_eof_info { /* encoding of request for level 10 */ + __le64 EndOfFile; /* new end of file value */ +} __packed; /* level 20 Set */ + +/* Level 100 query info */ +struct smb311_posix_qinfo { + __le64 CreationTime; + __le64 LastAccessTime; + __le64 LastWriteTime; + __le64 ChangeTime; + __le64 EndOfFile; + __le64 AllocationSize; + __le32 DosAttributes; + __le64 Inode; + __le32 DeviceId; + __le32 Zero; + /* beginning of POSIX Create Context Response */ + __le32 HardLinks; + __le32 ReparseTag; + __le32 Mode; + u8 Sids[]; + /* + * var sized owner SID + * var sized group SID + * le32 filenamelength + * u8 filename[] + */ +} __packed; + +/* File System Information Classes */ +#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 */ +#define FS_POSIX_INFORMATION 100 /* SMB3.1.1 POSIX. Query */ + +struct smb2_fs_full_size_info { + __le64 TotalAllocationUnits; + __le64 CallerAvailableAllocationUnits; + __le64 ActualAvailableAllocationUnits; + __le32 SectorsPerAllocationUnit; + __le32 BytesPerSector; +} __packed; + +#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; + +/* File System Control Information */ +struct smb2_fs_control_info { + __le64 FreeSpaceStartFiltering; + __le64 FreeSpaceThreshold; + __le64 FreeSpaceStopFiltering; + __le64 DefaultQuotaThreshold; + __le64 DefaultQuotaLimit; + __le32 FileSystemControlFlags; + __le32 Padding; +} __packed; + +/* volume info struct - see MS-FSCC 2.5.9 */ +#define MAX_VOL_LABEL_LEN 32 +struct smb3_fs_vol_info { + __le64 VolumeCreationTime; + __u32 VolumeSerialNumber; + __le32 VolumeLabelLength; /* includes trailing null */ + __u8 SupportsObjects; /* True if eg like NTFS, supports objects */ + __u8 Reserved; + __u8 VolumeLabel[]; /* variable len */ +} __packed; #endif /* _COMMON_SMB2PDU_H */ -- 2.32.0