CIFS: Add capability to send SMB2 negotiate message

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / cifs / smb2proto.h

diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index 19bf987c26487e8d86adbd283ce5609109c4a491..881767002807521929d813ec31bd7b2726de250d 100644 (file)
--- a/fs/cifs/smb2proto.h
+++ b/fs/cifs/smb2proto.h
@@ -35,10 +35,17 @@ struct statfs;
 extern int map_smb2_to_linux_error(char *buf, bool log_err);
 extern int smb2_check_message(char *buf, unsigned int length);
 extern unsigned int smb2_calc_size(struct smb2_hdr *hdr);
+extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
 
 extern int smb2_check_receive(struct mid_q_entry *mid,
                              struct TCP_Server_Info *server, bool log_error);
 extern int smb2_setup_request(struct cifs_ses *ses, struct kvec *iov,
                              unsigned int nvec, struct mid_q_entry **ret_mid);
 
+/*
+ * SMB2 Worker functions - most of protocol specific implementation details
+ * are contained within these calls.
+ */
+extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
+
 #endif                 /* _SMB2PROTO_H */