| /* |
| * fs/cifs/smb2pdu.h |
| * |
| * Copyright (c) International Business Machines Corp., 2009, 2010 |
| * 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> |
| |
| /* |
| * 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 */ |
| |
| #define SMB2_PROTO_NUMBER __constant_cpu_to_le32(0x424d53fe) |
| |
| /* |
| * SMB2 Header Definition |
| * |
| * "MBZ" : Must be Zero |
| * "BB" : BugBug, Something to check/review/analyze later |
| * "PDU" : "Protocol Data Unit" (ie a network "frame") |
| * |
| */ |
| |
| #define SMB2_HEADER_STRUCTURE_SIZE __constant_cpu_to_le16(64) |
| |
| 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; |
| |
| 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. |
| * |
| */ |
| |
| #define SMB2_ERROR_STRUCTURE_SIZE2 __constant_cpu_to_le16(9) |
| |
| 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; |
| |
| struct smb2_negotiate_req { |
| struct smb2_hdr hdr; |
| __le16 StructureSize; /* Must be 36 */ |
| __le16 DialectCount; |
| __le16 SecurityMode; |
| __le16 Reserved; /* MBZ */ |
| __le32 Capabilities; |
| __u8 ClientGUID[16]; /* MBZ */ |
| __le64 ClientStartTime; /* MBZ */ |
| __le16 Dialects[2]; /* variable length */ |
| } __packed; |
| |
| /* 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 */ |
| /* Internal types */ |
| #define SMB2_NT_FIND 0x00100000 |
| #define SMB2_LARGE_FILES 0x00200000 |
| |
| 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; |
| |
| 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; |
| |
| 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 |
| #define SHI1005_FLAGS_ENABLE_HASH 0x00002000 |
| |
| /* Possible share capabilities */ |
| #define SMB2_SHARE_CAP_DFS cpu_to_le32(0x00000008) |
| |
| 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; |
| |
| /* 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 |
| |
| /* 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; |
| __u8 Buffer[1]; |
| } __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; |
| |
| /* 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; |
| |
| 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; |
| |
| struct smb2_read_req { |
| struct smb2_hdr hdr; |
| __le16 StructureSize; /* Must be 49 */ |
| __u8 Padding; /* offset from start of SMB2 header to place read */ |
| __u8 Reserved; |
| __le32 Length; |
| __le64 Offset; |
| __u64 PersistentFileId; /* opaque endianness */ |
| __u64 VolatileFileId; /* opaque endianness */ |
| __le32 MinimumCount; |
| __le32 Channel; /* Reserved MBZ */ |
| __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; |
| __u8 Reserved; |
| __le32 DataLength; |
| __le32 DataRemaining; |
| __u32 Reserved2; |
| __u8 Buffer[1]; |
| } __packed; |
| |
| /* For write request Flags field below the following flag is defined: */ |
| #define SMB2_WRITEFLAG_WRITE_THROUGH 0x00000001 |
| |
| 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; |
| __u8 Reserved; |
| __le32 DataLength; |
| __le32 DataRemaining; |
| __u32 Reserved2; |
| __u8 Buffer[1]; |
| } __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; /* 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; |
| |
| /* 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; |
| |
| 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 */ |
| __u8 OplockLevel; |
| __u8 Reserved; |
| __le32 Reserved2; |
| __u64 PersistentFid; |
| __u64 VolatileFid; |
| } __packed; |
| |
| /* |
| * PDU infolevel structure definitions |
| * BB consider moving to a different header |
| */ |
| |
| /* 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 |
| |
| 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_eof_info { /* encoding of request for level 10 */ |
| __le64 EndOfFile; /* new end of file value */ |
| } __packed; /* level 20 Set */ |
| |
| #endif /* _SMB2PDU_H */ |