fs/cifs/smb2proto.h

   1 /*
   2  *   fs/cifs/smb2proto.h
   3  *
   4  *   Copyright (c) International Business Machines  Corp., 2002, 2011
   5  *                 Etersoft, 2012
   6  *   Author(s): Steve French (sfrench@us.ibm.com)
   7  *              Pavel Shilovsky (pshilovsky@samba.org) 2012
   8  *
   9  *   This library is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU Lesser General Public License as published
  11  *   by the Free Software Foundation; either version 2.1 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This library is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  17  *   the GNU Lesser General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU Lesser General Public License
  20  *   along with this library; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  22  */
  23 #ifndef _SMB2PROTO_H
  24 #define _SMB2PROTO_H
  25 #include <linux/nls.h>
  26 #include <linux/key-type.h>
  27
  28 struct statfs;
  29
  30 /*
  31  *****************************************************************
  32  * All Prototypes
  33  *****************************************************************
  34  */
  35 extern int map_smb2_to_linux_error(char *buf, bool log_err);
  36 extern int smb2_check_message(char *buf, unsigned int length);
  37 extern unsigned int smb2_calc_size(struct smb2_hdr *hdr);
  38 extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
  39 extern __le16 *cifs_convert_path_to_utf16(const char *from,
  40                                           struct cifs_sb_info *cifs_sb);
  41
  42 extern int smb2_check_receive(struct mid_q_entry *mid,
  43                               struct TCP_Server_Info *server, bool log_error);
  44 extern int smb2_setup_request(struct cifs_ses *ses, struct kvec *iov,
  45                               unsigned int nvec, struct mid_q_entry **ret_mid);
  46 extern int smb2_setup_async_request(struct TCP_Server_Info *server,
  47                                     struct kvec *iov, unsigned int nvec,
  48                                     struct mid_q_entry **ret_mid);
  49 extern void smb2_echo_request(struct work_struct *work);
  50
  51 extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
  52                                 struct cifs_sb_info *cifs_sb,
  53                                 const char *full_path, FILE_ALL_INFO *data,
  54                                 bool *adjust_tz);
  55 extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
  56                       const char *name, struct cifs_sb_info *cifs_sb);
  57 extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
  58                                struct cifs_sb_info *cifs_sb,
  59                                struct cifs_tcon *tcon, const unsigned int xid);
  60
  61 /*
  62  * SMB2 Worker functions - most of protocol specific implementation details
  63  * are contained within these calls.
  64  */
  65 extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
  66 extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
  67                            const struct nls_table *nls_cp);
  68 extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
  69 extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
  70                      const char *tree, struct cifs_tcon *tcon,
  71                      const struct nls_table *);
  72 extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
  73 extern int SMB2_open(const unsigned int xid, struct cifs_tcon *tcon,
  74                      __le16 *path, u64 *persistent_fid, u64 *volatile_fid,
  75                      __u32 desired_access, __u32 create_disposition,
  76                      __u32 file_attributes, __u32 create_options);
  77 extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
  78                       u64 persistent_file_id, u64 volatile_file_id);
  79 extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
  80                            u64 persistent_file_id, u64 volatile_file_id,
  81                            struct smb2_file_all_info *data);
  82 extern int SMB2_echo(struct TCP_Server_Info *server);
  83
  84 #endif                  /* _SMB2PROTO_H */