Merge tag 'v3.10.107' into update
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / cifs / smb2proto.h
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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
28struct statfs;
0b688cfc 29struct smb_rqst;
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30
31/*
32 *****************************************************************
33 * All Prototypes
34 *****************************************************************
35 */
36extern int map_smb2_to_linux_error(char *buf, bool log_err);
093b2bda 37extern int smb2_check_message(char *buf, unsigned int length);
d324f08d 38extern unsigned int smb2_calc_size(void *buf);
ec2e4523 39extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
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40extern __le16 *cifs_convert_path_to_utf16(const char *from,
41 struct cifs_sb_info *cifs_sb);
ddfbefbd 42
0b688cfc 43extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *);
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44extern int smb2_check_receive(struct mid_q_entry *mid,
45 struct TCP_Server_Info *server, bool log_error);
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46extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses,
47 struct smb_rqst *rqst);
48extern struct mid_q_entry *smb2_setup_async_request(
49 struct TCP_Server_Info *server, struct smb_rqst *rqst);
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50extern int smb2_calc_signature(struct smb_rqst *rqst,
51 struct TCP_Server_Info *server);
52extern int smb3_calc_signature(struct smb_rqst *rqst,
53 struct TCP_Server_Info *server);
c95b8eed 54extern void smb2_echo_request(struct work_struct *work);
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55extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode);
56extern __u8 smb2_map_lease_to_oplock(__le32 lease_state);
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57extern bool smb2_is_valid_oplock_break(char *buffer,
58 struct TCP_Server_Info *srv);
2dc7e1c0 59
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60extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst,
61 struct smb2_file_all_info *src);
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62extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
63 struct cifs_sb_info *cifs_sb,
64 const char *full_path, FILE_ALL_INFO *data,
65 bool *adjust_tz);
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66extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
67 const char *full_path, __u64 size,
68 struct cifs_sb_info *cifs_sb, bool set_alloc);
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69extern int smb2_set_file_info(struct inode *inode, const char *full_path,
70 FILE_BASIC_INFO *buf, const unsigned int xid);
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71extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
72 const char *name, struct cifs_sb_info *cifs_sb);
73extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
74 struct cifs_sb_info *cifs_sb,
75 struct cifs_tcon *tcon, const unsigned int xid);
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76extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
77 const char *name, struct cifs_sb_info *cifs_sb);
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78extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon,
79 const char *name, struct cifs_sb_info *cifs_sb);
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80extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
81 const char *from_name, const char *to_name,
82 struct cifs_sb_info *cifs_sb);
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83extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
84 const char *from_name, const char *to_name,
85 struct cifs_sb_info *cifs_sb);
a0e73183 86
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87extern int smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon,
88 const char *full_path, int disposition,
89 int desired_access, int create_options,
90 struct cifs_fid *fid, __u32 *oplock,
91 FILE_ALL_INFO *buf, struct cifs_sb_info *cifs_sb);
2e44b288 92extern void smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
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93extern int smb2_unlock_range(struct cifsFileInfo *cfile,
94 struct file_lock *flock, const unsigned int xid);
b140799a 95extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile);
e008a962 96extern void smb2_reconnect_server(struct work_struct *work);
f0df737e 97
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98/*
99 * SMB2 Worker functions - most of protocol specific implementation details
100 * are contained within these calls.
101 */
102extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
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103extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
104 const struct nls_table *nls_cp);
105extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
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106extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
107 const char *tree, struct cifs_tcon *tcon,
108 const struct nls_table *);
109extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
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110extern int SMB2_open(const unsigned int xid, struct cifs_tcon *tcon,
111 __le16 *path, u64 *persistent_fid, u64 *volatile_fid,
112 __u32 desired_access, __u32 create_disposition,
f0df737e 113 __u32 file_attributes, __u32 create_options,
2e44b288 114 __u8 *oplock, struct smb2_file_all_info *buf);
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115extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
116 u64 persistent_file_id, u64 volatile_file_id);
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117extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
118 u64 persistent_file_id, u64 volatile_file_id);
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119extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
120 u64 persistent_file_id, u64 volatile_file_id,
121 struct smb2_file_all_info *data);
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122extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon,
123 u64 persistent_fid, u64 volatile_fid,
124 __le64 *uniqueid);
09a4707e 125extern int smb2_async_readv(struct cifs_readdata *rdata);
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126extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
127 unsigned int *nbytes, char **buf, int *buf_type);
33319141 128extern int smb2_async_writev(struct cifs_writedata *wdata);
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129extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
130 unsigned int *nbytes, struct kvec *iov, int n_vec);
9094fad1 131extern int SMB2_echo(struct TCP_Server_Info *server);
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132extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
133 u64 persistent_fid, u64 volatile_fid, int index,
134 struct cifs_search_info *srch_inf);
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135extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
136 u64 persistent_fid, u64 volatile_fid,
137 __le16 *target_file);
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138extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
139 u64 persistent_fid, u64 volatile_fid,
140 __le16 *target_file);
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141extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
142 u64 persistent_fid, u64 volatile_fid, u32 pid,
143 __le64 *eof);
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144extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
145 u64 persistent_fid, u64 volatile_fid,
146 FILE_BASIC_INFO *buf);
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147extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
148 const u64 persistent_fid, const u64 volatile_fid,
149 const __u8 oplock_level);
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150extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon,
151 u64 persistent_file_id, u64 volatile_file_id,
152 struct kstatfs *FSData);
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153extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon,
154 const __u64 persist_fid, const __u64 volatile_fid,
155 const __u32 pid, const __u64 length, const __u64 offset,
156 const __u32 lockFlags, const bool wait);
157extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
158 const __u64 persist_fid, const __u64 volatile_fid,
159 const __u32 pid, const __u32 num_lock,
160 struct smb2_lock_element *buf);
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161extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
162 __u8 *lease_key, const __le32 lease_state);
ec2e4523 163
ddfbefbd 164#endif /* _SMB2PROTO_H */