diff options
| author |   Steve French <stfrench@microsoft.com> | 2020-03-15 18:04:13 -0500 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2020-03-22 22:49:10 -0500 |
| commit | 8f233431310b17b4c89ccf273360d0ee4eda5e3d (patch) | |
| tree | 4a308d77a90503a4dc2d00179830f6530d378c45 /fs/cifs/smb2pdu.h | |
| parent | SMB3: Add new compression flags (diff) | |
| download | linux-dev-8f233431310b17b4c89ccf273360d0ee4eda5e3d.tar.xz linux-dev-8f233431310b17b4c89ccf273360d0ee4eda5e3d.zip | |
SMB3: Additional compression structures
New transform header structures. See recent updates
to MS-SMB2 adding section 2.2.42.1 and 2.2.42.2
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
Diffstat (limited to 'fs/cifs/smb2pdu.h')
| -rw-r--r-- | fs/cifs/smb2pdu.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index 4a7d154fffae..8b9f546dd842 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -137,6 +137,21 @@ struct smb2_transform_hdr { __u64 SessionId; } __packed; +/* See MS-SMB2 2.2.42.1 */ +struct compression_playload_header { + __le16 AlgorithmId; + __le16 Reserved; + __le32 Length; +} __packed; + +/* See MS-SMB2 2.2.42.2 */ +struct compression_pattern_payload_v1 { + __le16 Pattern; + __le16 Reserved1; + __le16 Reserved2; + __le32 Repetitions; +} __packed; + /* * SMB2 flag definitions */ @@ -1186,7 +1201,7 @@ struct smb2_write_req { __le64 Offset; __u64 PersistentFileId; /* opaque endianness */ __u64 VolatileFileId; /* opaque endianness */ - __le32 Channel; /* Reserved MBZ */ + __le32 Channel; /* MBZ unless SMB3.02 or later */ __le32 RemainingBytes; __le16 WriteChannelInfoOffset; __le16 WriteChannelInfoLength; |