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Linux kernel mirror (for testing)
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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;
29struct smb_rqst;
30
31/*
32 *****************************************************************
33 * All Prototypes
34 *****************************************************************
35 */
36extern int map_smb2_to_linux_error(char *buf, bool log_err);
37extern int smb2_check_message(char *buf, unsigned int length);
38extern unsigned int smb2_calc_size(void *buf);
39extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
40extern __le16 *cifs_convert_path_to_utf16(const char *from,
41 struct cifs_sb_info *cifs_sb);
42
43extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *);
44extern int smb2_check_receive(struct mid_q_entry *mid,
45 struct TCP_Server_Info *server, bool log_error);
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);
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);
54extern void smb2_echo_request(struct work_struct *work);
55extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode);
56extern bool smb2_is_valid_oplock_break(char *buffer,
57 struct TCP_Server_Info *srv);
58
59extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst,
60 struct smb2_file_all_info *src);
61extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
62 struct cifs_sb_info *cifs_sb,
63 const char *full_path, FILE_ALL_INFO *data,
64 bool *adjust_tz, bool *symlink);
65extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
66 const char *full_path, __u64 size,
67 struct cifs_sb_info *cifs_sb, bool set_alloc);
68extern int smb2_set_file_info(struct inode *inode, const char *full_path,
69 FILE_BASIC_INFO *buf, const unsigned int xid);
70extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
71 const char *name, struct cifs_sb_info *cifs_sb);
72extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
73 struct cifs_sb_info *cifs_sb,
74 struct cifs_tcon *tcon, const unsigned int xid);
75extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
76 const char *name, struct cifs_sb_info *cifs_sb);
77extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon,
78 const char *name, struct cifs_sb_info *cifs_sb);
79extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
80 const char *from_name, const char *to_name,
81 struct cifs_sb_info *cifs_sb);
82extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
83 const char *from_name, const char *to_name,
84 struct cifs_sb_info *cifs_sb);
85extern int smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
86 struct cifs_sb_info *cifs_sb, const unsigned char *path,
87 char *pbuf, unsigned int *pbytes_written);
88extern int smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
89 struct cifs_sb_info *cifs_sb,
90 const unsigned char *path, char *pbuf,
91 unsigned int *pbytes_read);
92extern int smb2_open_file(const unsigned int xid,
93 struct cifs_open_parms *oparms,
94 __u32 *oplock, FILE_ALL_INFO *buf);
95extern int smb2_unlock_range(struct cifsFileInfo *cfile,
96 struct file_lock *flock, const unsigned int xid);
97extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile);
98
99/*
100 * SMB2 Worker functions - most of protocol specific implementation details
101 * are contained within these calls.
102 */
103extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
104extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
105 const struct nls_table *nls_cp);
106extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
107extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
108 const char *tree, struct cifs_tcon *tcon,
109 const struct nls_table *);
110extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
111extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms,
112 __le16 *path, __u8 *oplock,
113 struct smb2_file_all_info *buf,
114 struct smb2_err_rsp **err_buf);
115extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon,
116 u64 persistent_fid, u64 volatile_fid, u32 opcode,
117 bool is_fsctl, char *in_data, u32 indatalen,
118 char **out_data, u32 *plen /* returned data len */);
119extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
120 u64 persistent_file_id, u64 volatile_file_id);
121extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
122 u64 persistent_file_id, u64 volatile_file_id);
123extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
124 u64 persistent_file_id, u64 volatile_file_id,
125 struct smb2_file_all_info *data);
126extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon,
127 u64 persistent_fid, u64 volatile_fid,
128 __le64 *uniqueid);
129extern int smb2_async_readv(struct cifs_readdata *rdata);
130extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
131 unsigned int *nbytes, char **buf, int *buf_type);
132extern int smb2_async_writev(struct cifs_writedata *wdata,
133 void (*release)(struct kref *kref));
134extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
135 unsigned int *nbytes, struct kvec *iov, int n_vec);
136extern int SMB2_echo(struct TCP_Server_Info *server);
137extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
138 u64 persistent_fid, u64 volatile_fid, int index,
139 struct cifs_search_info *srch_inf);
140extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
141 u64 persistent_fid, u64 volatile_fid,
142 __le16 *target_file);
143extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
144 u64 persistent_fid, u64 volatile_fid,
145 __le16 *target_file);
146extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
147 u64 persistent_fid, u64 volatile_fid, u32 pid,
148 __le64 *eof, bool is_fallocate);
149extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
150 u64 persistent_fid, u64 volatile_fid,
151 FILE_BASIC_INFO *buf);
152extern int SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
153 u64 persistent_fid, u64 volatile_fid);
154extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
155 const u64 persistent_fid, const u64 volatile_fid,
156 const __u8 oplock_level);
157extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon,
158 u64 persistent_file_id, u64 volatile_file_id,
159 struct kstatfs *FSData);
160extern int SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon,
161 u64 persistent_file_id, u64 volatile_file_id, int lvl);
162extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon,
163 const __u64 persist_fid, const __u64 volatile_fid,
164 const __u32 pid, const __u64 length, const __u64 offset,
165 const __u32 lockFlags, const bool wait);
166extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
167 const __u64 persist_fid, const __u64 volatile_fid,
168 const __u32 pid, const __u32 num_lock,
169 struct smb2_lock_element *buf);
170extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
171 __u8 *lease_key, const __le32 lease_state);
172extern int smb3_validate_negotiate(const unsigned int, struct cifs_tcon *);
173
174#endif /* _SMB2PROTO_H */