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/*
* fs / cifs / smb2pdu . h
*
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* Copyright ( c ) International Business Machines Corp . , 2009 , 2013
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* Etersoft , 2012
* Author ( s ) : Steve French ( sfrench @ us . ibm . com )
* Pavel Shilovsky ( pshilovsky @ samba . org ) 2012
*
* This library is free software ; you can redistribute it and / or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation ; either version 2.1 of the License , or
* ( at your option ) any later version .
*
* This library 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 Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library ; if not , write to the Free Software
* Foundation , Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
*/
# ifndef _SMB2PDU_H
# define _SMB2PDU_H
# include <net/sock.h>
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/*
* Note that , due to trying to use names similar to the protocol specifications ,
* there are many mixed case field names in the structures below . Although
* this does not match typical Linux kernel style , it is necessary to be
* be able to match against the protocol specfication .
*
* SMB2 commands
* Some commands have minimal ( wct = 0 , bcc = 0 ) , or uninteresting , responses
* ( ie no useful data other than the SMB error code itself ) and are marked such .
* Knowing this helps avoid response buffer allocations and copy in some cases .
*/
/* List of commands in host endian */
# define SMB2_NEGOTIATE_HE 0x0000
# define SMB2_SESSION_SETUP_HE 0x0001
# define SMB2_LOGOFF_HE 0x0002 /* trivial request/resp */
# define SMB2_TREE_CONNECT_HE 0x0003
# define SMB2_TREE_DISCONNECT_HE 0x0004 /* trivial req/resp */
# define SMB2_CREATE_HE 0x0005
# define SMB2_CLOSE_HE 0x0006
# define SMB2_FLUSH_HE 0x0007 /* trivial resp */
# define SMB2_READ_HE 0x0008
# define SMB2_WRITE_HE 0x0009
# define SMB2_LOCK_HE 0x000A
# define SMB2_IOCTL_HE 0x000B
# define SMB2_CANCEL_HE 0x000C
# define SMB2_ECHO_HE 0x000D
# define SMB2_QUERY_DIRECTORY_HE 0x000E
# define SMB2_CHANGE_NOTIFY_HE 0x000F
# define SMB2_QUERY_INFO_HE 0x0010
# define SMB2_SET_INFO_HE 0x0011
# define SMB2_OPLOCK_BREAK_HE 0x0012
/* The same list in little endian */
# define SMB2_NEGOTIATE cpu_to_le16(SMB2_NEGOTIATE_HE)
# define SMB2_SESSION_SETUP cpu_to_le16(SMB2_SESSION_SETUP_HE)
# define SMB2_LOGOFF cpu_to_le16(SMB2_LOGOFF_HE)
# define SMB2_TREE_CONNECT cpu_to_le16(SMB2_TREE_CONNECT_HE)
# define SMB2_TREE_DISCONNECT cpu_to_le16(SMB2_TREE_DISCONNECT_HE)
# define SMB2_CREATE cpu_to_le16(SMB2_CREATE_HE)
# define SMB2_CLOSE cpu_to_le16(SMB2_CLOSE_HE)
# define SMB2_FLUSH cpu_to_le16(SMB2_FLUSH_HE)
# define SMB2_READ cpu_to_le16(SMB2_READ_HE)
# define SMB2_WRITE cpu_to_le16(SMB2_WRITE_HE)
# define SMB2_LOCK cpu_to_le16(SMB2_LOCK_HE)
# define SMB2_IOCTL cpu_to_le16(SMB2_IOCTL_HE)
# define SMB2_CANCEL cpu_to_le16(SMB2_CANCEL_HE)
# define SMB2_ECHO cpu_to_le16(SMB2_ECHO_HE)
# define SMB2_QUERY_DIRECTORY cpu_to_le16(SMB2_QUERY_DIRECTORY_HE)
# define SMB2_CHANGE_NOTIFY cpu_to_le16(SMB2_CHANGE_NOTIFY_HE)
# define SMB2_QUERY_INFO cpu_to_le16(SMB2_QUERY_INFO_HE)
# define SMB2_SET_INFO cpu_to_le16(SMB2_SET_INFO_HE)
# define SMB2_OPLOCK_BREAK cpu_to_le16(SMB2_OPLOCK_BREAK_HE)
# define NUMBER_OF_SMB2_COMMANDS 0x0013
/* BB FIXME - analyze following length BB */
# define MAX_SMB2_HDR_SIZE 0x78 /* 4 len + 64 hdr + (2*24 wct) + 2 bct + 2 pad */
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# define SMB2_PROTO_NUMBER __constant_cpu_to_le32(0x424d53fe)
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/*
* SMB2 Header Definition
*
* " MBZ " : Must be Zero
* " BB " : BugBug , Something to check / review / analyze later
* " PDU " : " Protocol Data Unit " ( ie a network " frame " )
*
*/
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# define SMB2_HEADER_STRUCTURE_SIZE __constant_cpu_to_le16(64)
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struct smb2_hdr {
__be32 smb2_buf_length ; /* big endian on wire */
/* length is only two or three bytes - with
one or two byte type preceding it that MBZ */
__u8 ProtocolId [ 4 ] ; /* 0xFE 'S' 'M' 'B' */
__le16 StructureSize ; /* 64 */
__le16 CreditCharge ; /* MBZ */
__le32 Status ; /* Error from server */
__le16 Command ;
__le16 CreditRequest ; /* CreditResponse */
__le32 Flags ;
__le32 NextCommand ;
__u64 MessageId ; /* opaque - so can stay little endian */
__le32 ProcessId ;
__u32 TreeId ; /* opaque - so do not make little endian */
__u64 SessionId ; /* opaque - so do not make little endian */
__u8 Signature [ 16 ] ;
} __packed ;
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struct smb2_pdu {
struct smb2_hdr hdr ;
__le16 StructureSize2 ; /* size of wct area (varies, request specific) */
} __packed ;
/*
* SMB2 flag definitions
*/
# define SMB2_FLAGS_SERVER_TO_REDIR __constant_cpu_to_le32(0x00000001)
# define SMB2_FLAGS_ASYNC_COMMAND __constant_cpu_to_le32(0x00000002)
# define SMB2_FLAGS_RELATED_OPERATIONS __constant_cpu_to_le32(0x00000004)
# define SMB2_FLAGS_SIGNED __constant_cpu_to_le32(0x00000008)
# define SMB2_FLAGS_DFS_OPERATIONS __constant_cpu_to_le32(0x10000000)
/*
* Definitions for SMB2 Protocol Data Units ( network frames )
*
* See MS - SMB2 . PDF specification for protocol details .
* The Naming convention is the lower case version of the SMB2
* command code name for the struct . Note that structures must be packed .
*
*/
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# define SMB2_ERROR_STRUCTURE_SIZE2 __constant_cpu_to_le16(9)
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struct smb2_err_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ;
__le16 Reserved ; /* MBZ */
__le32 ByteCount ; /* even if zero, at least one byte follows */
__u8 ErrorData [ 1 ] ; /* variable length */
} __packed ;
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struct smb2_symlink_err_rsp {
__le32 SymLinkLength ;
__le32 SymLinkErrorTag ;
__le32 ReparseTag ;
__le16 ReparseDataLength ;
__le16 UnparsedPathLength ;
__le16 SubstituteNameOffset ;
__le16 SubstituteNameLength ;
__le16 PrintNameOffset ;
__le16 PrintNameLength ;
__le32 Flags ;
__u8 PathBuffer [ 0 ] ;
} __packed ;
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# define SMB2_CLIENT_GUID_SIZE 16
extern __u8 cifs_client_guid [ SMB2_CLIENT_GUID_SIZE ] ;
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struct smb2_negotiate_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 36 */
__le16 DialectCount ;
__le16 SecurityMode ;
__le16 Reserved ; /* MBZ */
__le32 Capabilities ;
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__u8 ClientGUID [ SMB2_CLIENT_GUID_SIZE ] ;
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__le64 ClientStartTime ; /* MBZ */
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__le16 Dialects [ 1 ] ; /* One dialect (vers=) at a time for now */
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} __packed ;
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/* Dialects */
# define SMB20_PROT_ID 0x0202
# define SMB21_PROT_ID 0x0210
# define SMB30_PROT_ID 0x0300
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# define SMB302_PROT_ID 0x0302
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# define BAD_PROT_ID 0xFFFF
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/* SecurityMode flags */
# define SMB2_NEGOTIATE_SIGNING_ENABLED 0x0001
# define SMB2_NEGOTIATE_SIGNING_REQUIRED 0x0002
/* Capabilities flags */
# define SMB2_GLOBAL_CAP_DFS 0x00000001
# define SMB2_GLOBAL_CAP_LEASING 0x00000002 /* Resp only New to SMB2.1 */
# define SMB2_GLOBAL_CAP_LARGE_MTU 0X00000004 /* Resp only New to SMB2.1 */
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# define SMB2_GLOBAL_CAP_MULTI_CHANNEL 0x00000008 /* New to SMB3 */
# define SMB2_GLOBAL_CAP_PERSISTENT_HANDLES 0x00000010 /* New to SMB3 */
# define SMB2_GLOBAL_CAP_DIRECTORY_LEASING 0x00000020 /* New to SMB3 */
# define SMB2_GLOBAL_CAP_ENCRYPTION 0x00000040 /* New to SMB3 */
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/* Internal types */
# define SMB2_NT_FIND 0x00100000
# define SMB2_LARGE_FILES 0x00200000
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struct smb2_negotiate_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 65 */
__le16 SecurityMode ;
__le16 DialectRevision ;
__le16 Reserved ; /* MBZ */
__u8 ServerGUID [ 16 ] ;
__le32 Capabilities ;
__le32 MaxTransactSize ;
__le32 MaxReadSize ;
__le32 MaxWriteSize ;
__le64 SystemTime ; /* MBZ */
__le64 ServerStartTime ;
__le16 SecurityBufferOffset ;
__le16 SecurityBufferLength ;
__le32 Reserved2 ; /* may be any value, ignore */
__u8 Buffer [ 1 ] ; /* variable length GSS security buffer */
} __packed ;
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struct smb2_sess_setup_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 25 */
__u8 VcNumber ;
__u8 SecurityMode ;
__le32 Capabilities ;
__le32 Channel ;
__le16 SecurityBufferOffset ;
__le16 SecurityBufferLength ;
__le64 PreviousSessionId ;
__u8 Buffer [ 1 ] ; /* variable length GSS security buffer */
} __packed ;
/* Currently defined SessionFlags */
# define SMB2_SESSION_FLAG_IS_GUEST 0x0001
# define SMB2_SESSION_FLAG_IS_NULL 0x0002
struct smb2_sess_setup_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 9 */
__le16 SessionFlags ;
__le16 SecurityBufferOffset ;
__le16 SecurityBufferLength ;
__u8 Buffer [ 1 ] ; /* variable length GSS security buffer */
} __packed ;
struct smb2_logoff_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 4 */
__le16 Reserved ;
} __packed ;
struct smb2_logoff_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 4 */
__le16 Reserved ;
} __packed ;
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struct smb2_tree_connect_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 9 */
__le16 Reserved ;
__le16 PathOffset ;
__le16 PathLength ;
__u8 Buffer [ 1 ] ; /* variable length */
} __packed ;
struct smb2_tree_connect_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 16 */
__u8 ShareType ; /* see below */
__u8 Reserved ;
__le32 ShareFlags ; /* see below */
__le32 Capabilities ; /* see below */
__le32 MaximalAccess ;
} __packed ;
/* Possible ShareType values */
# define SMB2_SHARE_TYPE_DISK 0x01
# define SMB2_SHARE_TYPE_PIPE 0x02
# define SMB2_SHARE_TYPE_PRINT 0x03
/*
* Possible ShareFlags - exactly one and only one of the first 4 caching flags
* must be set ( any of the remaining , SHI1005 , flags may be set individually
* or in combination .
*/
# define SMB2_SHAREFLAG_MANUAL_CACHING 0x00000000
# define SMB2_SHAREFLAG_AUTO_CACHING 0x00000010
# define SMB2_SHAREFLAG_VDO_CACHING 0x00000020
# define SMB2_SHAREFLAG_NO_CACHING 0x00000030
# define SHI1005_FLAGS_DFS 0x00000001
# define SHI1005_FLAGS_DFS_ROOT 0x00000002
# define SHI1005_FLAGS_RESTRICT_EXCLUSIVE_OPENS 0x00000100
# define SHI1005_FLAGS_FORCE_SHARED_DELETE 0x00000200
# define SHI1005_FLAGS_ALLOW_NAMESPACE_CACHING 0x00000400
# define SHI1005_FLAGS_ACCESS_BASED_DIRECTORY_ENUM 0x00000800
# define SHI1005_FLAGS_FORCE_LEVELII_OPLOCK 0x00001000
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# define SHI1005_FLAGS_ENABLE_HASH_V1 0x00002000
# define SHI1005_FLAGS_ENABLE_HASH_V2 0x00004000
# define SHI1005_FLAGS_ENCRYPT_DATA 0x00008000
# define SHI1005_FLAGS_ALL 0x0000FF33
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/* Possible share capabilities */
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# define SMB2_SHARE_CAP_DFS cpu_to_le32(0x00000008) /* all dialects */
# define SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY cpu_to_le32(0x00000010) /* 3.0 */
# define SMB2_SHARE_CAP_SCALEOUT cpu_to_le32(0x00000020) /* 3.0 */
# define SMB2_SHARE_CAP_CLUSTER cpu_to_le32(0x00000040) /* 3.0 */
# define SMB2_SHARE_CAP_ASYMMETRIC cpu_to_le32(0x00000080) /* 3.02 */
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struct smb2_tree_disconnect_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 4 */
__le16 Reserved ;
} __packed ;
struct smb2_tree_disconnect_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 4 */
__le16 Reserved ;
} __packed ;
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/* File Attrubutes */
# 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
/* Oplock levels */
# define SMB2_OPLOCK_LEVEL_NONE 0x00
# define SMB2_OPLOCK_LEVEL_II 0x01
# define SMB2_OPLOCK_LEVEL_EXCLUSIVE 0x08
# define SMB2_OPLOCK_LEVEL_BATCH 0x09
# define SMB2_OPLOCK_LEVEL_LEASE 0xFF
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/* Non-spec internal type */
# define SMB2_OPLOCK_LEVEL_NOCHANGE 0x99
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/* Desired Access Flags */
# define FILE_READ_DATA_LE cpu_to_le32(0x00000001)
# define FILE_WRITE_DATA_LE cpu_to_le32(0x00000002)
# define FILE_APPEND_DATA_LE cpu_to_le32(0x00000004)
# define FILE_READ_EA_LE cpu_to_le32(0x00000008)
# define FILE_WRITE_EA_LE cpu_to_le32(0x00000010)
# define FILE_EXECUTE_LE cpu_to_le32(0x00000020)
# define FILE_READ_ATTRIBUTES_LE cpu_to_le32(0x00000080)
# define FILE_WRITE_ATTRIBUTES_LE cpu_to_le32(0x00000100)
# define FILE_DELETE_LE cpu_to_le32(0x00010000)
# define FILE_READ_CONTROL_LE cpu_to_le32(0x00020000)
# define FILE_WRITE_DAC_LE cpu_to_le32(0x00040000)
# define FILE_WRITE_OWNER_LE cpu_to_le32(0x00080000)
# define FILE_SYNCHRONIZE_LE cpu_to_le32(0x00100000)
# define FILE_ACCESS_SYSTEM_SECURITY_LE cpu_to_le32(0x01000000)
# define FILE_MAXIMAL_ACCESS_LE cpu_to_le32(0x02000000)
# define FILE_GENERIC_ALL_LE cpu_to_le32(0x10000000)
# define FILE_GENERIC_EXECUTE_LE cpu_to_le32(0x20000000)
# define FILE_GENERIC_WRITE_LE cpu_to_le32(0x40000000)
# define FILE_GENERIC_READ_LE cpu_to_le32(0x80000000)
/* ShareAccess Flags */
# define FILE_SHARE_READ_LE cpu_to_le32(0x00000001)
# define FILE_SHARE_WRITE_LE cpu_to_le32(0x00000002)
# define FILE_SHARE_DELETE_LE cpu_to_le32(0x00000004)
# define FILE_SHARE_ALL_LE cpu_to_le32(0x00000007)
/* CreateDisposition Flags */
# define FILE_SUPERSEDE_LE cpu_to_le32(0x00000000)
# define FILE_OPEN_LE cpu_to_le32(0x00000001)
# define FILE_CREATE_LE cpu_to_le32(0x00000002)
# define FILE_OPEN_IF_LE cpu_to_le32(0x00000003)
# define FILE_OVERWRITE_LE cpu_to_le32(0x00000004)
# define FILE_OVERWRITE_IF_LE cpu_to_le32(0x00000005)
/* CreateOptions Flags */
# define FILE_DIRECTORY_FILE_LE cpu_to_le32(0x00000001)
/* same as #define CREATE_NOT_FILE_LE cpu_to_le32(0x00000001) */
# define FILE_WRITE_THROUGH_LE cpu_to_le32(0x00000002)
# define FILE_SEQUENTIAL_ONLY_LE cpu_to_le32(0x00000004)
# define FILE_NO_INTERMEDIATE_BUFFERRING_LE cpu_to_le32(0x00000008)
# define FILE_SYNCHRONOUS_IO_ALERT_LE cpu_to_le32(0x00000010)
# define FILE_SYNCHRONOUS_IO_NON_ALERT_LE cpu_to_le32(0x00000020)
# define FILE_NON_DIRECTORY_FILE_LE cpu_to_le32(0x00000040)
# define FILE_COMPLETE_IF_OPLOCKED_LE cpu_to_le32(0x00000100)
# define FILE_NO_EA_KNOWLEDGE_LE cpu_to_le32(0x00000200)
# define FILE_RANDOM_ACCESS_LE cpu_to_le32(0x00000800)
# define FILE_DELETE_ON_CLOSE_LE cpu_to_le32(0x00001000)
# define FILE_OPEN_BY_FILE_ID_LE cpu_to_le32(0x00002000)
# define FILE_OPEN_FOR_BACKUP_INTENT_LE cpu_to_le32(0x00004000)
# define FILE_NO_COMPRESSION_LE cpu_to_le32(0x00008000)
# define FILE_RESERVE_OPFILTER_LE cpu_to_le32(0x00100000)
# define FILE_OPEN_REPARSE_POINT_LE cpu_to_le32(0x00200000)
# define FILE_OPEN_NO_RECALL_LE cpu_to_le32(0x00400000)
# define FILE_OPEN_FOR_FREE_SPACE_QUERY_LE cpu_to_le32(0x00800000)
# define FILE_READ_RIGHTS_LE (FILE_READ_DATA_LE | FILE_READ_EA_LE \
| FILE_READ_ATTRIBUTES_LE )
# define FILE_WRITE_RIGHTS_LE (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE \
| FILE_WRITE_EA_LE | FILE_WRITE_ATTRIBUTES_LE )
# define FILE_EXEC_RIGHTS_LE (FILE_EXECUTE_LE)
/* Impersonation Levels */
# define IL_ANONYMOUS cpu_to_le32(0x00000000)
# define IL_IDENTIFICATION cpu_to_le32(0x00000001)
# define IL_IMPERSONATION cpu_to_le32(0x00000002)
# define IL_DELEGATE cpu_to_le32(0x00000003)
/* Create Context Values */
# define SMB2_CREATE_EA_BUFFER "ExtA" /* extended attributes */
# define SMB2_CREATE_SD_BUFFER "SecD" /* security descriptor */
# define SMB2_CREATE_DURABLE_HANDLE_REQUEST "DHnQ"
# define SMB2_CREATE_DURABLE_HANDLE_RECONNECT "DHnC"
# define SMB2_CREATE_ALLOCATION_SIZE "AlSi"
# define SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST "MxAc"
# define SMB2_CREATE_TIMEWARP_REQUEST "TWrp"
# define SMB2_CREATE_QUERY_ON_DISK_ID "QFid"
# define SMB2_CREATE_REQUEST_LEASE "RqLs"
struct smb2_create_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 57 */
__u8 SecurityFlags ;
__u8 RequestedOplockLevel ;
__le32 ImpersonationLevel ;
__le64 SmbCreateFlags ;
__le64 Reserved ;
__le32 DesiredAccess ;
__le32 FileAttributes ;
__le32 ShareAccess ;
__le32 CreateDisposition ;
__le32 CreateOptions ;
__le16 NameOffset ;
__le16 NameLength ;
__le32 CreateContextsOffset ;
__le32 CreateContextsLength ;
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__u8 Buffer [ 0 ] ;
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} __packed ;
struct smb2_create_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 89 */
__u8 OplockLevel ;
__u8 Reserved ;
__le32 CreateAction ;
__le64 CreationTime ;
__le64 LastAccessTime ;
__le64 LastWriteTime ;
__le64 ChangeTime ;
__le64 AllocationSize ;
__le64 EndofFile ;
__le32 FileAttributes ;
__le32 Reserved2 ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__le32 CreateContextsOffset ;
__le32 CreateContextsLength ;
__u8 Buffer [ 1 ] ;
} __packed ;
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struct create_context {
__le32 Next ;
__le16 NameOffset ;
__le16 NameLength ;
__le16 Reserved ;
__le16 DataOffset ;
__le32 DataLength ;
__u8 Buffer [ 0 ] ;
} __packed ;
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# define SMB2_LEASE_READ_CACHING_HE 0x01
# define SMB2_LEASE_HANDLE_CACHING_HE 0x02
# define SMB2_LEASE_WRITE_CACHING_HE 0x04
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# define SMB2_LEASE_NONE __constant_cpu_to_le32(0x00)
# define SMB2_LEASE_READ_CACHING __constant_cpu_to_le32(0x01)
# define SMB2_LEASE_HANDLE_CACHING __constant_cpu_to_le32(0x02)
# define SMB2_LEASE_WRITE_CACHING __constant_cpu_to_le32(0x04)
# define SMB2_LEASE_FLAG_BREAK_IN_PROGRESS __constant_cpu_to_le32(0x02)
# define SMB2_LEASE_KEY_SIZE 16
struct lease_context {
__le64 LeaseKeyLow ;
__le64 LeaseKeyHigh ;
__le32 LeaseState ;
__le32 LeaseFlags ;
__le64 LeaseDuration ;
} __packed ;
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struct lease_context_v2 {
__le64 LeaseKeyLow ;
__le64 LeaseKeyHigh ;
__le32 LeaseState ;
__le32 LeaseFlags ;
__le64 LeaseDuration ;
__le64 ParentLeaseKeyLow ;
__le64 ParentLeaseKeyHigh ;
__le16 Epoch ;
__le16 Reserved ;
} __packed ;
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struct create_lease {
struct create_context ccontext ;
__u8 Name [ 8 ] ;
struct lease_context lcontext ;
} __packed ;
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struct create_lease_v2 {
struct create_context ccontext ;
__u8 Name [ 8 ] ;
struct lease_context_v2 lcontext ;
__u8 Pad [ 4 ] ;
} __packed ;
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struct create_durable {
struct create_context ccontext ;
__u8 Name [ 8 ] ;
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union {
__u8 Reserved [ 16 ] ;
struct {
__u64 PersistentFileId ;
__u64 VolatileFileId ;
} Fid ;
} Data ;
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} __packed ;
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/* this goes in the ioctl buffer when doing a copychunk request */
struct copychunk_ioctl {
char SourceKey [ 24 ] ;
__le32 ChunkCount ; /* we are only sending 1 */
__le32 Reserved ;
/* array will only be one chunk long for us */
__le64 SourceOffset ;
__le64 TargetOffset ;
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__le32 Length ; /* how many bytes to copy */
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__u32 Reserved2 ;
} __packed ;
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/* Response and Request are the same format */
struct validate_negotiate_info {
__le32 Capabilities ;
__u8 Guid [ SMB2_CLIENT_GUID_SIZE ] ;
__le16 SecurityMode ;
__le16 DialectCount ;
__le16 Dialect [ 1 ] ;
} __packed ;
# define RSS_CAPABLE 0x00000001
# define RDMA_CAPABLE 0x00000002
struct network_interface_info_ioctl_rsp {
__le32 Next ; /* next interface. zero if this is last one */
__le32 IfIndex ;
__le32 Capability ; /* RSS or RDMA Capable */
__le32 Reserved ;
__le64 LinkSpeed ;
char SockAddr_Storage [ 128 ] ;
} __packed ;
# define NO_FILE_ID 0xFFFFFFFFFFFFFFFFULL /* general ioctls to srv not to file */
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struct smb2_ioctl_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 57 */
__u16 Reserved ;
__le32 CtlCode ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__le32 InputOffset ;
__le32 InputCount ;
__le32 MaxInputResponse ;
__le32 OutputOffset ;
__le32 OutputCount ;
__le32 MaxOutputResponse ;
__le32 Flags ;
__u32 Reserved2 ;
char Buffer [ 0 ] ;
} __packed ;
struct smb2_ioctl_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 57 */
__u16 Reserved ;
__le32 CtlCode ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__le32 InputOffset ;
__le32 InputCount ;
__le32 OutputOffset ;
__le32 OutputCount ;
__le32 Flags ;
__u32 Reserved2 ;
/* char * buffer[] */
} __packed ;
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/* Currently defined values for close flags */
# define SMB2_CLOSE_FLAG_POSTQUERY_ATTRIB cpu_to_le16(0x0001)
struct smb2_close_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 24 */
__le16 Flags ;
__le32 Reserved ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
} __packed ;
struct smb2_close_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* 60 */
__le16 Flags ;
__le32 Reserved ;
__le64 CreationTime ;
__le64 LastAccessTime ;
__le64 LastWriteTime ;
__le64 ChangeTime ;
__le64 AllocationSize ; /* Beginning of FILE_STANDARD_INFO equivalent */
__le64 EndOfFile ;
__le32 Attributes ;
} __packed ;
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struct smb2_flush_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 24 */
__le16 Reserved1 ;
__le32 Reserved2 ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
} __packed ;
struct smb2_flush_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ;
__le16 Reserved ;
} __packed ;
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/* For read request Flags field below, following flag is defined for SMB3.02 */
# define SMB2_READFLAG_READ_UNBUFFERED 0x01
/* Channel field for read and write: exactly one of following flags can be set*/
# define SMB2_CHANNEL_NONE 0x00000000
# define SMB2_CHANNEL_RDMA_V1 0x00000001 /* SMB3 or later */
# define SMB2_CHANNEL_RDMA_V1_INVALIDATE 0x00000001 /* SMB3.02 or later */
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struct smb2_read_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 49 */
__u8 Padding ; /* offset from start of SMB2 header to place read */
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__u8 Flags ; /* MBZ unless SMB3.02 or later */
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__le32 Length ;
__le64 Offset ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__le32 MinimumCount ;
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__le32 Channel ; /* MBZ except for SMB3 or later */
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__le32 RemainingBytes ;
__le16 ReadChannelInfoOffset ; /* Reserved MBZ */
__le16 ReadChannelInfoLength ; /* Reserved MBZ */
__u8 Buffer [ 1 ] ;
} __packed ;
struct smb2_read_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 17 */
__u8 DataOffset ;
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__u8 Reserved ;
__le32 DataLength ;
__le32 DataRemaining ;
__u32 Reserved2 ;
__u8 Buffer [ 1 ] ;
} __packed ;
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/* For write request Flags field below the following flags are defined: */
# define SMB2_WRITEFLAG_WRITE_THROUGH 0x00000001 /* SMB2.1 or later */
# define SMB2_WRITEFLAG_WRITE_UNBUFFERED 0x00000002 /* SMB3.02 or later */
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struct smb2_write_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 49 */
__le16 DataOffset ; /* offset from start of SMB2 header to write data */
__le32 Length ;
__le64 Offset ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__le32 Channel ; /* Reserved MBZ */
__le32 RemainingBytes ;
__le16 WriteChannelInfoOffset ; /* Reserved MBZ */
__le16 WriteChannelInfoLength ; /* Reserved MBZ */
__le32 Flags ;
__u8 Buffer [ 1 ] ;
} __packed ;
struct smb2_write_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 17 */
__u8 DataOffset ;
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__u8 Reserved ;
__le32 DataLength ;
__le32 DataRemaining ;
__u32 Reserved2 ;
__u8 Buffer [ 1 ] ;
} __packed ;
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# define SMB2_LOCKFLAG_SHARED_LOCK 0x0001
# define SMB2_LOCKFLAG_EXCLUSIVE_LOCK 0x0002
# define SMB2_LOCKFLAG_UNLOCK 0x0004
# define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010
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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 ; /* 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 ;
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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 ;
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/* 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 ; /* 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 ;
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/* Possible InfoType values */
# define SMB2_O_INFO_FILE 0x01
# define SMB2_O_INFO_FILESYSTEM 0x02
# define SMB2_O_INFO_SECURITY 0x03
# define SMB2_O_INFO_QUOTA 0x04
struct smb2_query_info_req {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 41 */
__u8 InfoType ;
__u8 FileInfoClass ;
__le32 OutputBufferLength ;
__le16 InputBufferOffset ;
__u16 Reserved ;
__le32 InputBufferLength ;
__le32 AdditionalInformation ;
__le32 Flags ;
__u64 PersistentFileId ; /* opaque endianness */
__u64 VolatileFileId ; /* opaque endianness */
__u8 Buffer [ 1 ] ;
} __packed ;
struct smb2_query_info_rsp {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 9 */
__le16 OutputBufferOffset ;
__le32 OutputBufferLength ;
__u8 Buffer [ 1 ] ;
} __packed ;
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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 ;
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struct smb2_oplock_break {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 24 */
__u8 OplockLevel ;
__u8 Reserved ;
__le32 Reserved2 ;
__u64 PersistentFid ;
__u64 VolatileFid ;
} __packed ;
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# define SMB2_NOTIFY_BREAK_LEASE_FLAG_ACK_REQUIRED cpu_to_le32(0x01)
struct smb2_lease_break {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 44 */
__le16 Reserved ;
__le32 Flags ;
__u8 LeaseKey [ 16 ] ;
__le32 CurrentLeaseState ;
__le32 NewLeaseState ;
__le32 BreakReason ;
__le32 AccessMaskHint ;
__le32 ShareMaskHint ;
} __packed ;
struct smb2_lease_ack {
struct smb2_hdr hdr ;
__le16 StructureSize ; /* Must be 36 */
__le16 Reserved ;
__le32 Flags ;
__u8 LeaseKey [ 16 ] ;
__le32 LeaseState ;
__le64 LeaseDuration ;
} __packed ;
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/*
* PDU infolevel structure definitions
* BB consider moving to a different header
*/
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/* 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 */
struct smb2_fs_full_size_info {
__le64 TotalAllocationUnits ;
__le64 CallerAvailableAllocationUnits ;
__le64 ActualAvailableAllocationUnits ;
__le32 SectorsPerAllocationUnit ;
__le32 BytesPerSector ;
} __packed ;
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/* 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
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struct smb2_file_internal_info {
__le64 IndexNumber ;
} __packed ; /* level 6 Query */
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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 */
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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 */
2011-12-29 17:06:33 +04:00
/*
* 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 */
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struct smb2_file_eof_info { /* encoding of request for level 10 */
__le64 EndOfFile ; /* new end of file value */
} __packed ; /* level 20 Set */
2011-03-15 05:08:48 +03:00
# endif /* _SMB2PDU_H */