4 * Copyright (c) International Business Machines Corp., 2002,2008
5 * Author(s): Steve French (sfrench@us.ibm.com)
7 * This library is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU Lesser General Public License as published
9 * by the Free Software Foundation; either version 2.1 of the License, or
10 * (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
15 * the GNU Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include <linux/nls.h>
30 *****************************************************************
32 *****************************************************************
35 extern struct smb_hdr
*cifs_buf_get(void);
36 extern void cifs_buf_release(void *);
37 extern struct smb_hdr
*cifs_small_buf_get(void);
38 extern void cifs_small_buf_release(void *);
39 extern void free_rsp_buf(int, void *);
40 extern int smb_send(struct TCP_Server_Info
*, struct smb_hdr
*,
41 unsigned int /* length */);
42 extern unsigned int _get_xid(void);
43 extern void _free_xid(unsigned int);
46 unsigned int __xid = _get_xid(); \
47 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
49 from_kuid(&init_user_ns, current_fsuid())); \
53 #define free_xid(curr_xid) \
55 _free_xid(curr_xid); \
56 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
57 __func__, curr_xid, (int)rc); \
59 extern int init_cifs_idmap(void);
60 extern void exit_cifs_idmap(void);
61 extern int init_cifs_spnego(void);
62 extern void exit_cifs_spnego(void);
63 extern char *build_path_from_dentry(struct dentry
*);
64 extern char *build_path_from_dentry_optional_prefix(struct dentry
*direntry
,
66 extern char *cifs_build_path_to_root(struct smb_vol
*vol
,
67 struct cifs_sb_info
*cifs_sb
,
68 struct cifs_tcon
*tcon
,
70 extern char *build_wildcard_path_from_dentry(struct dentry
*direntry
);
71 extern char *cifs_compose_mount_options(const char *sb_mountdata
,
72 const char *fullpath
, const struct dfs_info3_param
*ref
,
74 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
75 extern struct mid_q_entry
*AllocMidQEntry(const struct smb_hdr
*smb_buffer
,
76 struct TCP_Server_Info
*server
);
77 extern void DeleteMidQEntry(struct mid_q_entry
*midEntry
);
78 extern void cifs_delete_mid(struct mid_q_entry
*mid
);
79 extern void cifs_mid_q_entry_release(struct mid_q_entry
*midEntry
);
80 extern void cifs_wake_up_task(struct mid_q_entry
*mid
);
81 extern int cifs_handle_standard(struct TCP_Server_Info
*server
,
82 struct mid_q_entry
*mid
);
83 extern int cifs_discard_remaining_data(struct TCP_Server_Info
*server
);
84 extern int cifs_call_async(struct TCP_Server_Info
*server
,
85 struct smb_rqst
*rqst
,
86 mid_receive_t
*receive
, mid_callback_t
*callback
,
87 mid_handle_t
*handle
, void *cbdata
, const int flags
);
88 extern int cifs_send_recv(const unsigned int xid
, struct cifs_ses
*ses
,
89 struct smb_rqst
*rqst
, int *resp_buf_type
,
90 const int flags
, struct kvec
*resp_iov
);
91 extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses
*,
92 struct smb_hdr
* /* input */ ,
93 struct smb_hdr
* /* out */ ,
94 int * /* bytes returned */ , const int);
95 extern int SendReceiveNoRsp(const unsigned int xid
, struct cifs_ses
*ses
,
96 char *in_buf
, int flags
);
97 extern struct mid_q_entry
*cifs_setup_request(struct cifs_ses
*,
99 extern struct mid_q_entry
*cifs_setup_async_request(struct TCP_Server_Info
*,
101 extern int cifs_check_receive(struct mid_q_entry
*mid
,
102 struct TCP_Server_Info
*server
, bool log_error
);
103 extern int cifs_wait_mtu_credits(struct TCP_Server_Info
*server
,
104 unsigned int size
, unsigned int *num
,
105 unsigned int *credits
);
106 extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses
*,
107 struct kvec
*, int /* nvec to send */,
108 int * /* type of buf returned */, const int flags
,
109 struct kvec
* /* resp vec */);
110 extern int SendReceiveBlockingLock(const unsigned int xid
,
111 struct cifs_tcon
*ptcon
,
112 struct smb_hdr
*in_buf
,
113 struct smb_hdr
*out_buf
,
114 int *bytes_returned
);
115 extern int cifs_reconnect(struct TCP_Server_Info
*server
);
116 extern int checkSMB(char *buf
, unsigned int len
, struct TCP_Server_Info
*srvr
);
117 extern bool is_valid_oplock_break(char *, struct TCP_Server_Info
*);
118 extern bool backup_cred(struct cifs_sb_info
*);
119 extern bool is_size_safe_to_change(struct cifsInodeInfo
*, __u64 eof
);
120 extern void cifs_update_eof(struct cifsInodeInfo
*cifsi
, loff_t offset
,
121 unsigned int bytes_written
);
122 extern struct cifsFileInfo
*find_writable_file(struct cifsInodeInfo
*, bool);
123 extern struct cifsFileInfo
*find_readable_file(struct cifsInodeInfo
*, bool);
124 extern unsigned int smbCalcSize(void *buf
);
125 extern int decode_negTokenInit(unsigned char *security_blob
, int length
,
126 struct TCP_Server_Info
*server
);
127 extern int cifs_convert_address(struct sockaddr
*dst
, const char *src
, int len
);
128 extern void cifs_set_port(struct sockaddr
*addr
, const unsigned short int port
);
129 extern int map_smb_to_linux_error(char *buf
, bool logErr
);
130 extern void header_assemble(struct smb_hdr
*, char /* command */ ,
131 const struct cifs_tcon
*, int /* length of
132 fixed section (word count) in two byte units */);
133 extern int small_smb_init_no_tc(const int smb_cmd
, const int wct
,
134 struct cifs_ses
*ses
,
136 extern enum securityEnum
select_sectype(struct TCP_Server_Info
*server
,
137 enum securityEnum requested
);
138 extern int CIFS_SessSetup(const unsigned int xid
, struct cifs_ses
*ses
,
139 const struct nls_table
*nls_cp
);
140 extern struct timespec
cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601
);
141 extern u64
cifs_UnixTimeToNT(struct timespec
);
142 extern struct timespec
cnvrtDosUnixTm(__le16 le_date
, __le16 le_time
,
144 extern void cifs_set_oplock_level(struct cifsInodeInfo
*cinode
, __u32 oplock
);
145 extern int cifs_get_writer(struct cifsInodeInfo
*cinode
);
146 extern void cifs_put_writer(struct cifsInodeInfo
*cinode
);
147 extern void cifs_done_oplock_break(struct cifsInodeInfo
*cinode
);
148 extern int cifs_unlock_range(struct cifsFileInfo
*cfile
,
149 struct file_lock
*flock
, const unsigned int xid
);
150 extern int cifs_push_mandatory_locks(struct cifsFileInfo
*cfile
);
152 extern struct cifsFileInfo
*cifs_new_fileinfo(struct cifs_fid
*fid
,
154 struct tcon_link
*tlink
,
156 extern int cifs_posix_open(char *full_path
, struct inode
**inode
,
157 struct super_block
*sb
, int mode
,
158 unsigned int f_flags
, __u32
*oplock
, __u16
*netfid
,
160 void cifs_fill_uniqueid(struct super_block
*sb
, struct cifs_fattr
*fattr
);
161 extern void cifs_unix_basic_to_fattr(struct cifs_fattr
*fattr
,
162 FILE_UNIX_BASIC_INFO
*info
,
163 struct cifs_sb_info
*cifs_sb
);
164 extern void cifs_dir_info_to_fattr(struct cifs_fattr
*, FILE_DIRECTORY_INFO
*,
165 struct cifs_sb_info
*);
166 extern void cifs_fattr_to_inode(struct inode
*inode
, struct cifs_fattr
*fattr
);
167 extern struct inode
*cifs_iget(struct super_block
*sb
,
168 struct cifs_fattr
*fattr
);
170 extern int cifs_get_inode_info(struct inode
**inode
, const char *full_path
,
171 FILE_ALL_INFO
*data
, struct super_block
*sb
,
172 int xid
, const struct cifs_fid
*fid
);
173 extern int cifs_get_inode_info_unix(struct inode
**pinode
,
174 const unsigned char *search_path
,
175 struct super_block
*sb
, unsigned int xid
);
176 extern int cifs_set_file_info(struct inode
*inode
, struct iattr
*attrs
,
177 unsigned int xid
, char *full_path
, __u32 dosattr
);
178 extern int cifs_rename_pending_delete(const char *full_path
,
179 struct dentry
*dentry
,
180 const unsigned int xid
);
181 extern int cifs_acl_to_fattr(struct cifs_sb_info
*cifs_sb
,
182 struct cifs_fattr
*fattr
, struct inode
*inode
,
183 const char *path
, const struct cifs_fid
*pfid
);
184 extern int id_mode_to_cifs_acl(struct inode
*inode
, const char *path
, __u64
,
186 extern struct cifs_ntsd
*get_cifs_acl(struct cifs_sb_info
*, struct inode
*,
187 const char *, u32
*);
188 extern struct cifs_ntsd
*get_cifs_acl_by_fid(struct cifs_sb_info
*,
189 const struct cifs_fid
*, u32
*);
190 extern int set_cifs_acl(struct cifs_ntsd
*, __u32
, struct inode
*,
193 extern void dequeue_mid(struct mid_q_entry
*mid
, bool malformed
);
194 extern int cifs_read_from_socket(struct TCP_Server_Info
*server
, char *buf
,
195 unsigned int to_read
);
196 extern int cifs_read_page_from_socket(struct TCP_Server_Info
*server
,
197 struct page
*page
, unsigned int to_read
);
198 extern int cifs_setup_cifs_sb(struct smb_vol
*pvolume_info
,
199 struct cifs_sb_info
*cifs_sb
);
200 extern int cifs_match_super(struct super_block
*, void *);
201 extern void cifs_cleanup_volume_info(struct smb_vol
*pvolume_info
);
202 extern struct smb_vol
*cifs_get_volume_info(char *mount_data
,
203 const char *devname
);
204 extern int cifs_mount(struct cifs_sb_info
*, struct smb_vol
*);
205 extern void cifs_umount(struct cifs_sb_info
*);
206 extern void cifs_mark_open_files_invalid(struct cifs_tcon
*tcon
);
207 extern void cifs_reopen_persistent_handles(struct cifs_tcon
*tcon
);
209 extern bool cifs_find_lock_conflict(struct cifsFileInfo
*cfile
, __u64 offset
,
210 __u64 length
, __u8 type
,
211 struct cifsLockInfo
**conf_lock
,
213 extern void cifs_add_pending_open(struct cifs_fid
*fid
,
214 struct tcon_link
*tlink
,
215 struct cifs_pending_open
*open
);
216 extern void cifs_add_pending_open_locked(struct cifs_fid
*fid
,
217 struct tcon_link
*tlink
,
218 struct cifs_pending_open
*open
);
219 extern void cifs_del_pending_open(struct cifs_pending_open
*open
);
220 extern void cifs_put_tcp_session(struct TCP_Server_Info
*server
,
222 extern void cifs_put_tcon(struct cifs_tcon
*tcon
);
224 #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
225 extern void cifs_dfs_release_automount_timer(void);
226 #else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
227 #define cifs_dfs_release_automount_timer() do { } while (0)
228 #endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
230 void cifs_proc_init(void);
231 void cifs_proc_clean(void);
233 extern void cifs_move_llist(struct list_head
*source
, struct list_head
*dest
);
234 extern void cifs_free_llist(struct list_head
*llist
);
235 extern void cifs_del_lock_waiters(struct cifsLockInfo
*lock
);
237 extern int cifs_negotiate_protocol(const unsigned int xid
,
238 struct cifs_ses
*ses
);
239 extern int cifs_setup_session(const unsigned int xid
, struct cifs_ses
*ses
,
240 struct nls_table
*nls_info
);
241 extern int cifs_enable_signing(struct TCP_Server_Info
*server
, bool mnt_sign_required
);
242 extern int CIFSSMBNegotiate(const unsigned int xid
, struct cifs_ses
*ses
);
244 extern int CIFSTCon(const unsigned int xid
, struct cifs_ses
*ses
,
245 const char *tree
, struct cifs_tcon
*tcon
,
246 const struct nls_table
*);
248 extern int CIFSFindFirst(const unsigned int xid
, struct cifs_tcon
*tcon
,
249 const char *searchName
, struct cifs_sb_info
*cifs_sb
,
250 __u16
*searchHandle
, __u16 search_flags
,
251 struct cifs_search_info
*psrch_inf
,
254 extern int CIFSFindNext(const unsigned int xid
, struct cifs_tcon
*tcon
,
255 __u16 searchHandle
, __u16 search_flags
,
256 struct cifs_search_info
*psrch_inf
);
258 extern int CIFSFindClose(const unsigned int xid
, struct cifs_tcon
*tcon
,
259 const __u16 search_handle
);
261 extern int CIFSSMBQFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
262 u16 netfid
, FILE_ALL_INFO
*pFindData
);
263 extern int CIFSSMBQPathInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
264 const char *search_Name
, FILE_ALL_INFO
*data
,
265 int legacy
/* whether to use old info level */,
266 const struct nls_table
*nls_codepage
, int remap
);
267 extern int SMBQueryInformation(const unsigned int xid
, struct cifs_tcon
*tcon
,
268 const char *search_name
, FILE_ALL_INFO
*data
,
269 const struct nls_table
*nls_codepage
, int remap
);
271 extern int CIFSSMBUnixQFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
272 u16 netfid
, FILE_UNIX_BASIC_INFO
*pFindData
);
273 extern int CIFSSMBUnixQPathInfo(const unsigned int xid
,
274 struct cifs_tcon
*tcon
,
275 const unsigned char *searchName
,
276 FILE_UNIX_BASIC_INFO
*pFindData
,
277 const struct nls_table
*nls_codepage
, int remap
);
279 extern int CIFSGetDFSRefer(const unsigned int xid
, struct cifs_ses
*ses
,
280 const char *search_name
,
281 struct dfs_info3_param
**target_nodes
,
282 unsigned int *num_of_nodes
,
283 const struct nls_table
*nls_codepage
, int remap
);
285 extern int get_dfs_path(const unsigned int xid
, struct cifs_ses
*ses
,
286 const char *old_path
,
287 const struct nls_table
*nls_codepage
,
288 unsigned int *num_referrals
,
289 struct dfs_info3_param
**referrals
, int remap
);
290 extern int parse_dfs_referrals(struct get_dfs_referral_rsp
*rsp
, u32 rsp_size
,
291 unsigned int *num_of_nodes
,
292 struct dfs_info3_param
**target_nodes
,
293 const struct nls_table
*nls_codepage
, int remap
,
294 const char *searchName
, bool is_unicode
);
295 extern void reset_cifs_unix_caps(unsigned int xid
, struct cifs_tcon
*tcon
,
296 struct cifs_sb_info
*cifs_sb
,
297 struct smb_vol
*vol
);
298 extern int CIFSSMBQFSInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
299 struct kstatfs
*FSData
);
300 extern int SMBOldQFSInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
301 struct kstatfs
*FSData
);
302 extern int CIFSSMBSetFSUnixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
305 extern int CIFSSMBQFSAttributeInfo(const unsigned int xid
,
306 struct cifs_tcon
*tcon
);
307 extern int CIFSSMBQFSDeviceInfo(const unsigned int xid
, struct cifs_tcon
*tcon
);
308 extern int CIFSSMBQFSUnixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
);
309 extern int CIFSSMBQFSPosixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
310 struct kstatfs
*FSData
);
312 extern int CIFSSMBSetPathInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
313 const char *fileName
, const FILE_BASIC_INFO
*data
,
314 const struct nls_table
*nls_codepage
,
315 int remap_special_chars
);
316 extern int CIFSSMBSetFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
317 const FILE_BASIC_INFO
*data
, __u16 fid
,
318 __u32 pid_of_opener
);
319 extern int CIFSSMBSetFileDisposition(const unsigned int xid
,
320 struct cifs_tcon
*tcon
,
321 bool delete_file
, __u16 fid
,
322 __u32 pid_of_opener
);
324 extern int CIFSSMBSetAttrLegacy(unsigned int xid
, struct cifs_tcon
*tcon
,
325 char *fileName
, __u16 dos_attributes
,
326 const struct nls_table
*nls_codepage
);
327 #endif /* possibly unneeded function */
328 extern int CIFSSMBSetEOF(const unsigned int xid
, struct cifs_tcon
*tcon
,
329 const char *file_name
, __u64 size
,
330 struct cifs_sb_info
*cifs_sb
, bool set_allocation
);
331 extern int CIFSSMBSetFileSize(const unsigned int xid
, struct cifs_tcon
*tcon
,
332 struct cifsFileInfo
*cfile
, __u64 size
,
333 bool set_allocation
);
335 struct cifs_unix_set_info_args
{
345 extern int CIFSSMBUnixSetFileInfo(const unsigned int xid
,
346 struct cifs_tcon
*tcon
,
347 const struct cifs_unix_set_info_args
*args
,
348 u16 fid
, u32 pid_of_opener
);
350 extern int CIFSSMBUnixSetPathInfo(const unsigned int xid
,
351 struct cifs_tcon
*tcon
, const char *file_name
,
352 const struct cifs_unix_set_info_args
*args
,
353 const struct nls_table
*nls_codepage
,
356 extern int CIFSSMBMkDir(const unsigned int xid
, struct cifs_tcon
*tcon
,
357 const char *name
, struct cifs_sb_info
*cifs_sb
);
358 extern int CIFSSMBRmDir(const unsigned int xid
, struct cifs_tcon
*tcon
,
359 const char *name
, struct cifs_sb_info
*cifs_sb
);
360 extern int CIFSPOSIXDelFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
361 const char *name
, __u16 type
,
362 const struct nls_table
*nls_codepage
,
363 int remap_special_chars
);
364 extern int CIFSSMBDelFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
365 const char *name
, struct cifs_sb_info
*cifs_sb
);
366 extern int CIFSSMBRename(const unsigned int xid
, struct cifs_tcon
*tcon
,
367 const char *from_name
, const char *to_name
,
368 struct cifs_sb_info
*cifs_sb
);
369 extern int CIFSSMBRenameOpenFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
370 int netfid
, const char *target_name
,
371 const struct nls_table
*nls_codepage
,
372 int remap_special_chars
);
373 extern int CIFSCreateHardLink(const unsigned int xid
, struct cifs_tcon
*tcon
,
374 const char *from_name
, const char *to_name
,
375 struct cifs_sb_info
*cifs_sb
);
376 extern int CIFSUnixCreateHardLink(const unsigned int xid
,
377 struct cifs_tcon
*tcon
,
378 const char *fromName
, const char *toName
,
379 const struct nls_table
*nls_codepage
,
380 int remap_special_chars
);
381 extern int CIFSUnixCreateSymLink(const unsigned int xid
,
382 struct cifs_tcon
*tcon
,
383 const char *fromName
, const char *toName
,
384 const struct nls_table
*nls_codepage
, int remap
);
385 extern int CIFSSMBUnixQuerySymLink(const unsigned int xid
,
386 struct cifs_tcon
*tcon
,
387 const unsigned char *searchName
, char **syminfo
,
388 const struct nls_table
*nls_codepage
, int remap
);
389 extern int CIFSSMBQuerySymLink(const unsigned int xid
, struct cifs_tcon
*tcon
,
390 __u16 fid
, char **symlinkinfo
,
391 const struct nls_table
*nls_codepage
);
392 extern int CIFSSMB_set_compression(const unsigned int xid
,
393 struct cifs_tcon
*tcon
, __u16 fid
);
394 extern int CIFS_open(const unsigned int xid
, struct cifs_open_parms
*oparms
,
395 int *oplock
, FILE_ALL_INFO
*buf
);
396 extern int SMBLegacyOpen(const unsigned int xid
, struct cifs_tcon
*tcon
,
397 const char *fileName
, const int disposition
,
398 const int access_flags
, const int omode
,
399 __u16
*netfid
, int *pOplock
, FILE_ALL_INFO
*,
400 const struct nls_table
*nls_codepage
, int remap
);
401 extern int CIFSPOSIXCreate(const unsigned int xid
, struct cifs_tcon
*tcon
,
402 u32 posix_flags
, __u64 mode
, __u16
*netfid
,
403 FILE_UNIX_BASIC_INFO
*pRetData
,
404 __u32
*pOplock
, const char *name
,
405 const struct nls_table
*nls_codepage
, int remap
);
406 extern int CIFSSMBClose(const unsigned int xid
, struct cifs_tcon
*tcon
,
407 const int smb_file_id
);
409 extern int CIFSSMBFlush(const unsigned int xid
, struct cifs_tcon
*tcon
,
410 const int smb_file_id
);
412 extern int CIFSSMBRead(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
413 unsigned int *nbytes
, char **buf
,
414 int *return_buf_type
);
415 extern int CIFSSMBWrite(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
416 unsigned int *nbytes
, const char *buf
);
417 extern int CIFSSMBWrite2(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
418 unsigned int *nbytes
, struct kvec
*iov
, const int nvec
);
419 extern int CIFSGetSrvInodeNumber(const unsigned int xid
, struct cifs_tcon
*tcon
,
420 const char *search_name
, __u64
*inode_number
,
421 const struct nls_table
*nls_codepage
,
424 extern int cifs_lockv(const unsigned int xid
, struct cifs_tcon
*tcon
,
425 const __u16 netfid
, const __u8 lock_type
,
426 const __u32 num_unlock
, const __u32 num_lock
,
427 LOCKING_ANDX_RANGE
*buf
);
428 extern int CIFSSMBLock(const unsigned int xid
, struct cifs_tcon
*tcon
,
429 const __u16 netfid
, const __u32 netpid
, const __u64 len
,
430 const __u64 offset
, const __u32 numUnlock
,
431 const __u32 numLock
, const __u8 lockType
,
432 const bool waitFlag
, const __u8 oplock_level
);
433 extern int CIFSSMBPosixLock(const unsigned int xid
, struct cifs_tcon
*tcon
,
434 const __u16 smb_file_id
, const __u32 netpid
,
435 const loff_t start_offset
, const __u64 len
,
436 struct file_lock
*, const __u16 lock_type
,
437 const bool waitFlag
);
438 extern int CIFSSMBTDis(const unsigned int xid
, struct cifs_tcon
*tcon
);
439 extern int CIFSSMBEcho(struct TCP_Server_Info
*server
);
440 extern int CIFSSMBLogoff(const unsigned int xid
, struct cifs_ses
*ses
);
442 extern struct cifs_ses
*sesInfoAlloc(void);
443 extern void sesInfoFree(struct cifs_ses
*);
444 extern struct cifs_tcon
*tconInfoAlloc(void);
445 extern void tconInfoFree(struct cifs_tcon
*);
447 extern int cifs_sign_rqst(struct smb_rqst
*rqst
, struct TCP_Server_Info
*server
,
448 __u32
*pexpected_response_sequence_number
);
449 extern int cifs_sign_smbv(struct kvec
*iov
, int n_vec
, struct TCP_Server_Info
*,
451 extern int cifs_sign_smb(struct smb_hdr
*, struct TCP_Server_Info
*, __u32
*);
452 extern int cifs_verify_signature(struct smb_rqst
*rqst
,
453 struct TCP_Server_Info
*server
,
454 __u32 expected_sequence_number
);
455 extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
456 const struct nls_table
*);
457 extern int setup_ntlm_response(struct cifs_ses
*, const struct nls_table
*);
458 extern int setup_ntlmv2_rsp(struct cifs_ses
*, const struct nls_table
*);
459 extern void cifs_crypto_secmech_release(struct TCP_Server_Info
*server
);
460 extern int calc_seckey(struct cifs_ses
*);
461 extern int generate_smb30signingkey(struct cifs_ses
*);
462 extern int generate_smb311signingkey(struct cifs_ses
*);
464 #ifdef CONFIG_CIFS_WEAK_PW_HASH
465 extern int calc_lanman_hash(const char *password
, const char *cryptkey
,
466 bool encrypt
, char *lnm_session_key
);
467 #endif /* CIFS_WEAK_PW_HASH */
468 #ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
469 extern int CIFSSMBNotify(const unsigned int xid
, struct cifs_tcon
*tcon
,
470 const int notify_subdirs
, const __u16 netfid
,
471 __u32 filter
, struct file
*file
, int multishot
,
472 const struct nls_table
*nls_codepage
);
473 #endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
474 extern int CIFSSMBCopy(unsigned int xid
,
475 struct cifs_tcon
*source_tcon
,
476 const char *fromName
,
477 const __u16 target_tid
,
478 const char *toName
, const int flags
,
479 const struct nls_table
*nls_codepage
,
480 int remap_special_chars
);
481 extern ssize_t
CIFSSMBQAllEAs(const unsigned int xid
, struct cifs_tcon
*tcon
,
482 const unsigned char *searchName
,
483 const unsigned char *ea_name
, char *EAData
,
484 size_t bufsize
, struct cifs_sb_info
*cifs_sb
);
485 extern int CIFSSMBSetEA(const unsigned int xid
, struct cifs_tcon
*tcon
,
486 const char *fileName
, const char *ea_name
,
487 const void *ea_value
, const __u16 ea_value_len
,
488 const struct nls_table
*nls_codepage
,
489 struct cifs_sb_info
*cifs_sb
);
490 extern int CIFSSMBGetCIFSACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
491 __u16 fid
, struct cifs_ntsd
**acl_inf
, __u32
*buflen
);
492 extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon
*, __u16
,
493 struct cifs_ntsd
*, __u32
, int);
494 extern int CIFSSMBGetPosixACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
495 const unsigned char *searchName
,
496 char *acl_inf
, const int buflen
, const int acl_type
,
497 const struct nls_table
*nls_codepage
, int remap_special_chars
);
498 extern int CIFSSMBSetPosixACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
499 const unsigned char *fileName
,
500 const char *local_acl
, const int buflen
, const int acl_type
,
501 const struct nls_table
*nls_codepage
, int remap_special_chars
);
502 extern int CIFSGetExtAttr(const unsigned int xid
, struct cifs_tcon
*tcon
,
503 const int netfid
, __u64
*pExtAttrBits
, __u64
*pMask
);
504 extern void cifs_autodisable_serverino(struct cifs_sb_info
*cifs_sb
);
505 extern bool couldbe_mf_symlink(const struct cifs_fattr
*fattr
);
506 extern int check_mf_symlink(unsigned int xid
, struct cifs_tcon
*tcon
,
507 struct cifs_sb_info
*cifs_sb
,
508 struct cifs_fattr
*fattr
,
509 const unsigned char *path
);
510 extern int mdfour(unsigned char *, unsigned char *, int);
511 extern int E_md4hash(const unsigned char *passwd
, unsigned char *p16
,
512 const struct nls_table
*codepage
);
513 extern int SMBencrypt(unsigned char *passwd
, const unsigned char *c8
,
516 void cifs_readdata_release(struct kref
*refcount
);
517 int cifs_async_readv(struct cifs_readdata
*rdata
);
518 int cifs_readv_receive(struct TCP_Server_Info
*server
, struct mid_q_entry
*mid
);
520 int cifs_async_writev(struct cifs_writedata
*wdata
,
521 void (*release
)(struct kref
*kref
));
522 void cifs_writev_complete(struct work_struct
*work
);
523 struct cifs_writedata
*cifs_writedata_alloc(unsigned int nr_pages
,
524 work_func_t complete
);
525 void cifs_writedata_release(struct kref
*refcount
);
526 int cifs_query_mf_symlink(unsigned int xid
, struct cifs_tcon
*tcon
,
527 struct cifs_sb_info
*cifs_sb
,
528 const unsigned char *path
, char *pbuf
,
529 unsigned int *pbytes_read
);
530 int cifs_create_mf_symlink(unsigned int xid
, struct cifs_tcon
*tcon
,
531 struct cifs_sb_info
*cifs_sb
,
532 const unsigned char *path
, char *pbuf
,
533 unsigned int *pbytes_written
);
534 int __cifs_calc_signature(struct smb_rqst
*rqst
,
535 struct TCP_Server_Info
*server
, char *signature
,
536 struct shash_desc
*shash
);
537 enum securityEnum
cifs_select_sectype(struct TCP_Server_Info
*,
539 struct cifs_aio_ctx
*cifs_aio_ctx_alloc(void);
540 void cifs_aio_ctx_release(struct kref
*refcount
);
541 int setup_aio_ctx_iter(struct cifs_aio_ctx
*ctx
, struct iov_iter
*iter
, int rw
);
543 int cifs_alloc_hash(const char *name
, struct crypto_shash
**shash
,
544 struct sdesc
**sdesc
);
545 void cifs_free_hash(struct crypto_shash
**shash
, struct sdesc
**sdesc
);
547 #endif /* _CIFSPROTO_H */