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cifs: Move SMB2_Create definitions to the shared area

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Move all SMB2_Create definitions (except contexts) into the shared area.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Reviewed-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Ronnie Sahlberg 2021-09-08 12:10:15 +10:00 committed by Steve French
parent d8d9de532d
commit c462870bf8
5 changed files with 215 additions and 176 deletions
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4
fs/cifs/smb2misc.c
View File

@ -832,8 +832,8 @@ smb2_handle_cancelled_mid(struct mid_q_entry *mid, struct TCP_Server_Info *serve
rc = __smb2_handle_cancelled_cmd(tcon,
le16_to_cpu(hdr->Command),
le64_to_cpu(hdr->MessageId),
rsp->PersistentFileId,
rsp->VolatileFileId);
le64_to_cpu(rsp->PersistentFileId),
le64_to_cpu(rsp->VolatileFileId));
if (rc)
cifs_put_tcon(tcon);

8
fs/cifs/smb2ops.c
View File

@ -885,8 +885,8 @@ int open_cached_dir(unsigned int xid, struct cifs_tcon *tcon,
atomic_inc(&tcon->num_remote_opens);
o_rsp = (struct smb2_create_rsp *)rsp_iov[0].iov_base;
oparms.fid->persistent_fid = o_rsp->PersistentFileId;
oparms.fid->volatile_fid = o_rsp->VolatileFileId;
oparms.fid->persistent_fid = le64_to_cpu(o_rsp->PersistentFileId);
oparms.fid->volatile_fid = le64_to_cpu(o_rsp->VolatileFileId);
#ifdef CONFIG_CIFS_DEBUG2
oparms.fid->mid = le64_to_cpu(o_rsp->hdr.MessageId);
#endif /* CIFS_DEBUG2 */
@ -2395,8 +2395,8 @@ again:
cifs_dbg(FYI, "query_dir_first: open failed rc=%d\n", rc);
goto qdf_free;
}
fid->persistent_fid = op_rsp->PersistentFileId;
fid->volatile_fid = op_rsp->VolatileFileId;
fid->persistent_fid = le64_to_cpu(op_rsp->PersistentFileId);
fid->volatile_fid = le64_to_cpu(op_rsp->VolatileFileId);
/* Anything else than ENODATA means a genuine error */
if (rc && rc != -ENODATA) {

13
fs/cifs/smb2pdu.c
View File

@ -2670,11 +2670,13 @@ int smb311_posix_mkdir(const unsigned int xid, struct inode *inode,
}
rsp = (struct smb2_create_rsp *)rsp_iov.iov_base;
trace_smb3_posix_mkdir_done(xid, rsp->PersistentFileId, tcon->tid,
trace_smb3_posix_mkdir_done(xid, le64_to_cpu(rsp->PersistentFileId),
tcon->tid,
ses->Suid, CREATE_NOT_FILE,
FILE_WRITE_ATTRIBUTES);
SMB2_close(xid, tcon, rsp->PersistentFileId, rsp->VolatileFileId);
SMB2_close(xid, tcon, le64_to_cpu(rsp->PersistentFileId),
le64_to_cpu(rsp->VolatileFileId));
/* Eventually save off posix specific response info and timestaps */
@ -2941,13 +2943,14 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path,
}
goto creat_exit;
} else
trace_smb3_open_done(xid, rsp->PersistentFileId, tcon->tid,
trace_smb3_open_done(xid, le64_to_cpu(rsp->PersistentFileId),
tcon->tid,
ses->Suid, oparms->create_options,
oparms->desired_access);
atomic_inc(&tcon->num_remote_opens);
oparms->fid->persistent_fid = rsp->PersistentFileId;
oparms->fid->volatile_fid = rsp->VolatileFileId;
oparms->fid->persistent_fid = le64_to_cpu(rsp->PersistentFileId);
oparms->fid->volatile_fid = le64_to_cpu(rsp->VolatileFileId);
oparms->fid->access = oparms->desired_access;
#ifdef CONFIG_CIFS_DEBUG2
oparms->fid->mid = le64_to_cpu(rsp->hdr.MessageId);

165
fs/cifs/smb2pdu.h
View File

@ -115,120 +115,6 @@ struct share_redirect_error_context_rsp {
/* __u8 ResourceName[] */ /* Name of share as counted Unicode string */
} __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
#define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000
#define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000
/* 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
/* Non-spec internal type */
#define SMB2_OPLOCK_LEVEL_NOCHANGE 0x99
/* 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. See MS-WPO section 9.7 and MSDN-IMPERS */
#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 "AISi"
#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"
#define SMB2_CREATE_DURABLE_HANDLE_REQUEST_V2 "DH2Q"
#define SMB2_CREATE_DURABLE_HANDLE_RECONNECT_V2 "DH2C"
#define SMB2_CREATE_APP_INSTANCE_ID 0x45BCA66AEFA7F74A9008FA462E144D74
#define SMB2_CREATE_APP_INSTANCE_VERSION 0xB982D0B73B56074FA07B524A8116A010
#define SVHDX_OPEN_DEVICE_CONTEX 0x9CCBCF9E04C1E643980E158DA1F6EC83
#define SMB2_CREATE_TAG_POSIX 0x93AD25509CB411E7B42383DE968BCD7C
/* Flag (SMB3 open response) values */
#define SMB2_CREATE_FLAG_REPARSEPOINT 0x01
/*
* Maximum number of iovs we need for an open/create request.
* [0] : struct smb2_create_req
@ -242,26 +128,6 @@ struct share_redirect_error_context_rsp {
*/
#define SMB2_CREATE_IOV_SIZE 8
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[];
} __packed;
/*
* Maximum size of a SMB2_CREATE response is 64 (smb2 header) +
* 88 (fixed part of create response) + 520 (path) + 208 (contexts) +
@ -269,37 +135,6 @@ struct smb2_create_req {
*/
#define MAX_SMB2_CREATE_RESPONSE_SIZE 880
struct smb2_create_rsp {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 89 */
__u8 OplockLevel;
__u8 Flag; /* 0x01 if reparse point */
__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;
struct create_context {
__le32 Next;
__le16 NameOffset;
__le16 NameLength;
__le16 Reserved;
__le16 DataOffset;
__le32 DataLength;
__u8 Buffer[];
} __packed;
#define SMB2_LEASE_READ_CACHING_HE 0x01
#define SMB2_LEASE_HANDLE_CACHING_HE 0x02
#define SMB2_LEASE_WRITE_CACHING_HE 0x04

201
fs/smbfs_common/smb2pdu.h
View File

@ -784,5 +784,206 @@ struct smb2_change_notify_rsp {
} __packed;
/*
* SMB2_CREATE See MS-SMB2 section 2.2.13
*/
/* 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
/* Non-spec internal type */
#define SMB2_OPLOCK_LEVEL_NOCHANGE 0x99
/* Impersonation Levels. See MS-WPO section 9.7 and MSDN-IMPERS */
#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)
/* 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
#define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000
#define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000
#define FILE_ATTRIBUTE__MASK 0x00007FB7
#define FILE_ATTRIBUTE_READONLY_LE cpu_to_le32(0x00000001)
#define FILE_ATTRIBUTE_HIDDEN_LE cpu_to_le32(0x00000002)
#define FILE_ATTRIBUTE_SYSTEM_LE cpu_to_le32(0x00000004)
#define FILE_ATTRIBUTE_DIRECTORY_LE cpu_to_le32(0x00000010)
#define FILE_ATTRIBUTE_ARCHIVE_LE cpu_to_le32(0x00000020)
#define FILE_ATTRIBUTE_NORMAL_LE cpu_to_le32(0x00000080)
#define FILE_ATTRIBUTE_TEMPORARY_LE cpu_to_le32(0x00000100)
#define FILE_ATTRIBUTE_SPARSE_FILE_LE cpu_to_le32(0x00000200)
#define FILE_ATTRIBUTE_REPARSE_POINT_LE cpu_to_le32(0x00000400)
#define FILE_ATTRIBUTE_COMPRESSED_LE cpu_to_le32(0x00000800)
#define FILE_ATTRIBUTE_OFFLINE_LE cpu_to_le32(0x00001000)
#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED_LE cpu_to_le32(0x00002000)
#define FILE_ATTRIBUTE_ENCRYPTED_LE cpu_to_le32(0x00004000)
#define FILE_ATTRIBUTE_INTEGRITY_STREAM_LE cpu_to_le32(0x00008000)
#define FILE_ATTRIBUTE_NO_SCRUB_DATA_LE cpu_to_le32(0x00020000)
#define FILE_ATTRIBUTE_MASK_LE cpu_to_le32(0x00007FB7)
/* Desired Access Flags */
#define FILE_READ_DATA_LE cpu_to_le32(0x00000001)
#define FILE_LIST_DIRECTORY_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_ADD_SUBDIRECTORY_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_DELETE_CHILD_LE cpu_to_le32(0x00000040)
#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)
#define DESIRED_ACCESS_MASK cpu_to_le32(0xF21F01FF)
#define FILE_READ_DESIRED_ACCESS_LE (FILE_READ_DATA_LE | \
FILE_READ_EA_LE | \
FILE_GENERIC_READ_LE)
#define FILE_WRITE_DESIRE_ACCESS_LE (FILE_WRITE_DATA_LE | \
FILE_APPEND_DATA_LE | \
FILE_WRITE_EA_LE | \
FILE_WRITE_ATTRIBUTES_LE | \
FILE_GENERIC_WRITE_LE)
/* 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)
#define FILE_CREATE_MASK_LE cpu_to_le32(0x00000007)
#define FILE_READ_RIGHTS (FILE_READ_DATA | FILE_READ_EA \
| FILE_READ_ATTRIBUTES)
#define FILE_WRITE_RIGHTS (FILE_WRITE_DATA | FILE_APPEND_DATA \
| FILE_WRITE_EA | FILE_WRITE_ATTRIBUTES)
#define FILE_EXEC_RIGHTS (FILE_EXECUTE)
/* 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_BUFFERING_LE cpu_to_le32(0x00000008)
#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_OPEN_REPARSE_POINT_LE cpu_to_le32(0x00200000)
#define FILE_OPEN_NO_RECALL_LE cpu_to_le32(0x00400000)
#define CREATE_OPTIONS_MASK_LE cpu_to_le32(0x00FFFFFF)
#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)
/* 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 "AISi"
#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"
#define SMB2_CREATE_DURABLE_HANDLE_REQUEST_V2 "DH2Q"
#define SMB2_CREATE_DURABLE_HANDLE_RECONNECT_V2 "DH2C"
#define SMB2_CREATE_TAG_POSIX "\x93\xAD\x25\x50\x9C\xB4\x11\xE7\xB4\x23\x83\xDE\x96\x8B\xCD\x7C"
/* Flag (SMB3 open response) values */
#define SMB2_CREATE_FLAG_REPARSEPOINT 0x01
struct create_context {
__le32 Next;
__le16 NameOffset;
__le16 NameLength;
__le16 Reserved;
__le16 DataOffset;
__le32 DataLength;
__u8 Buffer[];
} __packed;
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[];
} __packed;
struct smb2_create_rsp {
struct smb2_hdr hdr;
__le16 StructureSize; /* Must be 89 */
__u8 OplockLevel;
__u8 Flags; /* 0x01 if reparse point */
__le32 CreateAction;
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
__le64 ChangeTime;
__le64 AllocationSize;
__le64 EndofFile;
__le32 FileAttributes;
__le32 Reserved2;
__le64 PersistentFileId;
__le64 VolatileFileId;
__le32 CreateContextsOffset;
__le32 CreateContextsLength;
__u8 Buffer[1];
} __packed;
#endif /* _COMMON_SMB2PDU_H */