4 * Copyright (c) International Business Machines Corp., 2002, 2011
6 * Author(s): Steve French (sfrench@us.ibm.com)
7 * Pavel Shilovsky (pshilovsky@samba.org) 2012
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.
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.
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
25 #include <linux/nls.h>
26 #include <linux/key-type.h>
32 *****************************************************************
34 *****************************************************************
36 extern int map_smb2_to_linux_error(char *buf, bool log_err);
37 extern int smb2_check_message(char *buf, unsigned int length,
38 struct TCP_Server_Info *server);
39 extern unsigned int smb2_calc_size(void *buf, struct TCP_Server_Info *server);
40 extern char *smb2_get_data_area_len(int *off, int *len,
41 struct smb2_sync_hdr *shdr);
42 extern __le16 *cifs_convert_path_to_utf16(const char *from,
43 struct cifs_sb_info *cifs_sb);
45 extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *);
46 extern int smb2_check_receive(struct mid_q_entry *mid,
47 struct TCP_Server_Info *server, bool log_error);
48 extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses,
49 struct smb_rqst *rqst);
50 extern struct mid_q_entry *smb2_setup_async_request(
51 struct TCP_Server_Info *server, struct smb_rqst *rqst);
52 extern struct cifs_ses *smb2_find_smb_ses(struct TCP_Server_Info *server,
54 extern struct cifs_tcon *smb2_find_smb_tcon(struct TCP_Server_Info *server,
55 __u64 ses_id, __u32 tid);
56 extern int smb2_calc_signature(struct smb_rqst *rqst,
57 struct TCP_Server_Info *server);
58 extern int smb3_calc_signature(struct smb_rqst *rqst,
59 struct TCP_Server_Info *server);
60 extern void smb2_echo_request(struct work_struct *work);
61 extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode);
62 extern bool smb2_is_valid_oplock_break(char *buffer,
63 struct TCP_Server_Info *srv);
64 extern struct cifs_ses *smb2_find_smb_ses(struct TCP_Server_Info *server,
66 extern int smb3_handle_read_data(struct TCP_Server_Info *server,
67 struct mid_q_entry *mid);
69 extern int open_shroot(unsigned int xid, struct cifs_tcon *tcon,
70 struct cifs_fid *pfid);
71 extern void close_shroot(struct cached_fid *cfid);
72 extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst,
73 struct smb2_file_all_info *src);
74 extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
75 struct cifs_sb_info *cifs_sb,
76 const char *full_path, FILE_ALL_INFO *data,
77 bool *adjust_tz, bool *symlink);
78 extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
79 const char *full_path, __u64 size,
80 struct cifs_sb_info *cifs_sb, bool set_alloc);
81 extern int smb2_set_file_info(struct inode *inode, const char *full_path,
82 FILE_BASIC_INFO *buf, const unsigned int xid);
83 extern int smb311_posix_mkdir(const unsigned int xid, struct inode *inode,
84 umode_t mode, struct cifs_tcon *tcon,
85 const char *full_path,
86 struct cifs_sb_info *cifs_sb);
87 extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
88 const char *name, struct cifs_sb_info *cifs_sb);
89 extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
90 struct cifs_sb_info *cifs_sb,
91 struct cifs_tcon *tcon, const unsigned int xid);
92 extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
93 const char *name, struct cifs_sb_info *cifs_sb);
94 extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon,
95 const char *name, struct cifs_sb_info *cifs_sb);
96 extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
97 const char *from_name, const char *to_name,
98 struct cifs_sb_info *cifs_sb);
99 extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
100 const char *from_name, const char *to_name,
101 struct cifs_sb_info *cifs_sb);
102 extern int smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
103 struct cifs_sb_info *cifs_sb, const unsigned char *path,
104 char *pbuf, unsigned int *pbytes_written);
105 extern int smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
106 struct cifs_sb_info *cifs_sb,
107 const unsigned char *path, char *pbuf,
108 unsigned int *pbytes_read);
109 extern int smb2_open_file(const unsigned int xid,
110 struct cifs_open_parms *oparms,
111 __u32 *oplock, FILE_ALL_INFO *buf);
112 extern int smb2_unlock_range(struct cifsFileInfo *cfile,
113 struct file_lock *flock, const unsigned int xid);
114 extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile);
115 extern void smb2_reconnect_server(struct work_struct *work);
116 extern int smb3_crypto_aead_allocate(struct TCP_Server_Info *server);
117 extern unsigned long smb_rqst_len(struct TCP_Server_Info *server,
118 struct smb_rqst *rqst);
121 * SMB2 Worker functions - most of protocol specific implementation details
122 * are contained within these calls.
124 extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
125 extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
126 const struct nls_table *nls_cp);
127 extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
128 extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
129 const char *tree, struct cifs_tcon *tcon,
130 const struct nls_table *);
131 extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
132 extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms,
133 __le16 *path, __u8 *oplock,
134 struct smb2_file_all_info *buf,
135 struct kvec *err_iov, int *resp_buftype);
136 extern int SMB2_open_init(struct cifs_tcon *tcon, struct smb_rqst *rqst,
137 __u8 *oplock, struct cifs_open_parms *oparms,
139 extern void SMB2_open_free(struct smb_rqst *rqst);
140 extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon,
141 u64 persistent_fid, u64 volatile_fid, u32 opcode,
142 bool is_fsctl, char *in_data, u32 indatalen,
143 char **out_data, u32 *plen /* returned data len */);
144 extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
145 u64 persistent_file_id, u64 volatile_file_id);
146 extern int SMB2_close_flags(const unsigned int xid, struct cifs_tcon *tcon,
147 u64 persistent_fid, u64 volatile_fid, int flags);
148 extern int SMB2_close_init(struct cifs_tcon *tcon, struct smb_rqst *rqst,
149 u64 persistent_file_id, u64 volatile_file_id);
150 extern void SMB2_close_free(struct smb_rqst *rqst);
151 extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
152 u64 persistent_file_id, u64 volatile_file_id);
153 extern int SMB2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
154 u64 persistent_file_id, u64 volatile_file_id,
156 struct smb2_file_full_ea_info *data);
157 extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
158 u64 persistent_file_id, u64 volatile_file_id,
159 struct smb2_file_all_info *data);
160 extern int SMB2_query_info_init(struct cifs_tcon *tcon, struct smb_rqst *rqst,
161 u64 persistent_fid, u64 volatile_fid,
162 u8 info_class, u8 info_type,
163 u32 additional_info, size_t output_len);
164 extern void SMB2_query_info_free(struct smb_rqst *rqst);
165 extern int SMB2_query_acl(const unsigned int xid, struct cifs_tcon *tcon,
166 u64 persistent_file_id, u64 volatile_file_id,
167 void **data, unsigned int *plen);
168 extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon,
169 u64 persistent_fid, u64 volatile_fid,
171 extern int smb2_async_readv(struct cifs_readdata *rdata);
172 extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
173 unsigned int *nbytes, char **buf, int *buf_type);
174 extern int smb2_async_writev(struct cifs_writedata *wdata,
175 void (*release)(struct kref *kref));
176 extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
177 unsigned int *nbytes, struct kvec *iov, int n_vec);
178 extern int SMB2_echo(struct TCP_Server_Info *server);
179 extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
180 u64 persistent_fid, u64 volatile_fid, int index,
181 struct cifs_search_info *srch_inf);
182 extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
183 u64 persistent_fid, u64 volatile_fid,
184 __le16 *target_file);
185 extern int SMB2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
186 u64 persistent_fid, u64 volatile_fid);
187 extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
188 u64 persistent_fid, u64 volatile_fid,
189 __le16 *target_file);
190 extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
191 u64 persistent_fid, u64 volatile_fid, u32 pid,
192 __le64 *eof, bool is_fallocate);
193 extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
194 u64 persistent_fid, u64 volatile_fid,
195 FILE_BASIC_INFO *buf);
196 extern int SMB2_set_acl(const unsigned int xid, struct cifs_tcon *tcon,
197 u64 persistent_fid, u64 volatile_fid,
198 struct cifs_ntsd *pnntsd, int pacllen, int aclflag);
199 extern int SMB2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
200 u64 persistent_fid, u64 volatile_fid,
201 struct smb2_file_full_ea_info *buf, int len);
202 extern int SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
203 u64 persistent_fid, u64 volatile_fid);
204 extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
205 const u64 persistent_fid, const u64 volatile_fid,
206 const __u8 oplock_level);
207 extern int smb2_handle_cancelled_mid(char *buffer,
208 struct TCP_Server_Info *server);
209 void smb2_cancelled_close_fid(struct work_struct *work);
210 extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon,
211 u64 persistent_file_id, u64 volatile_file_id,
212 struct kstatfs *FSData);
213 extern int SMB311_posix_qfs_info(const unsigned int xid, struct cifs_tcon *tcon,
214 u64 persistent_file_id, u64 volatile_file_id,
215 struct kstatfs *FSData);
216 extern int SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon,
217 u64 persistent_file_id, u64 volatile_file_id, int lvl);
218 extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon,
219 const __u64 persist_fid, const __u64 volatile_fid,
220 const __u32 pid, const __u64 length, const __u64 offset,
221 const __u32 lockFlags, const bool wait);
222 extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
223 const __u64 persist_fid, const __u64 volatile_fid,
224 const __u32 pid, const __u32 num_lock,
225 struct smb2_lock_element *buf);
226 extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
227 __u8 *lease_key, const __le32 lease_state);
228 extern int smb3_validate_negotiate(const unsigned int, struct cifs_tcon *);
230 extern enum securityEnum smb2_select_sectype(struct TCP_Server_Info *,
232 extern int smb3_encryption_required(const struct cifs_tcon *tcon);
233 extern int smb2_validate_iov(unsigned int offset, unsigned int buffer_length,
234 struct kvec *iov, unsigned int min_buf_size);
235 extern void smb2_copy_fs_info_to_kstatfs(
236 struct smb2_fs_full_size_info *pfs_inf,
237 struct kstatfs *kst);
238 extern int smb311_crypto_shash_allocate(struct TCP_Server_Info *server);
239 extern int smb311_update_preauth_hash(struct cifs_ses *ses,
240 struct kvec *iov, int nvec);
241 #endif /* _SMB2PROTO_H */