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-rw-r--r--fs/cifs/smb2pdu.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 70867d5..994b348 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -191,7 +191,10 @@ struct smb2_negotiate_req {
__le16 Reserved; /* MBZ */
__le32 Capabilities;
__u8 ClientGUID[SMB2_CLIENT_GUID_SIZE];
- __le64 ClientStartTime; /* MBZ */
+ /* In SMB3.02 and earlier next three were MBZ le64 ClientStartTime */
+ __le32 NegotiateContextOffset; /* SMB3.1.1 only. MBZ earlier */
+ __le16 NegotiateContextCount; /* SMB3.1.1 only. MBZ earlier */
+ __le16 Reserved2;
__le16 Dialects[1]; /* One dialect (vers=) at a time for now */
} __packed;
@@ -200,6 +203,7 @@ struct smb2_negotiate_req {
#define SMB21_PROT_ID 0x0210
#define SMB30_PROT_ID 0x0300
#define SMB302_PROT_ID 0x0302
+#define SMB311_PROT_ID 0x0311
#define BAD_PROT_ID 0xFFFF
/* SecurityMode flags */
@@ -222,7 +226,7 @@ struct smb2_negotiate_rsp {
__le16 StructureSize; /* Must be 65 */
__le16 SecurityMode;
__le16 DialectRevision;
- __le16 Reserved; /* MBZ */
+ __le16 NegotiateContextCount; /* Prior to SMB3.1.1 was Reserved & MBZ */
__u8 ServerGUID[16];
__le32 Capabilities;
__le32 MaxTransactSize;
@@ -232,7 +236,7 @@ struct smb2_negotiate_rsp {
__le64 ServerStartTime;
__le16 SecurityBufferOffset;
__le16 SecurityBufferLength;
- __le32 Reserved2; /* may be any value, ignore */
+ __le32 NegotiateContextOffset; /* Pre:SMB3.1.1 was reserved/ignored */
__u8 Buffer[1]; /* variable length GSS security buffer */
} __packed;
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