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>
29 *****************************************************************
31 *****************************************************************
34 extern struct smb_hdr
*cifs_buf_get(void);
35 extern void cifs_buf_release(void *);
36 extern struct smb_hdr
*cifs_small_buf_get(void);
37 extern void cifs_small_buf_release(void *);
38 extern int smb_send(struct TCP_Server_Info
*, struct smb_hdr
*,
39 unsigned int /* length */);
40 extern unsigned int _get_xid(void);
41 extern void _free_xid(unsigned int);
44 unsigned int __xid = _get_xid(); \
45 cFYI(1, "CIFS VFS: in %s as Xid: %u with uid: %d", \
46 __func__, __xid, current_fsuid()); \
50 #define free_xid(curr_xid) \
52 _free_xid(curr_xid); \
53 cFYI(1, "CIFS VFS: leaving %s (xid = %u) rc = %d", \
54 __func__, curr_xid, (int)rc); \
56 extern int init_cifs_idmap(void);
57 extern void exit_cifs_idmap(void);
58 extern void cifs_destroy_idmaptrees(void);
59 extern char *build_path_from_dentry(struct dentry
*);
60 extern char *build_wildcard_path_from_dentry(struct dentry
*direntry
);
61 extern char *cifs_compose_mount_options(const char *sb_mountdata
,
62 const char *fullpath
, const struct dfs_info3_param
*ref
,
64 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
65 extern struct mid_q_entry
*AllocMidQEntry(const struct smb_hdr
*smb_buffer
,
66 struct TCP_Server_Info
*server
);
67 extern void DeleteMidQEntry(struct mid_q_entry
*midEntry
);
68 extern void cifs_wake_up_task(struct mid_q_entry
*mid
);
69 extern int cifs_call_async(struct TCP_Server_Info
*server
, struct kvec
*iov
,
70 unsigned int nvec
, mid_receive_t
*receive
,
71 mid_callback_t
*callback
, void *cbdata
,
73 extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses
*,
74 struct smb_hdr
* /* input */ ,
75 struct smb_hdr
* /* out */ ,
76 int * /* bytes returned */ , const int);
77 extern int SendReceiveNoRsp(const unsigned int xid
, struct cifs_ses
*ses
,
78 char *in_buf
, int flags
);
79 extern int cifs_setup_request(struct cifs_ses
*, struct kvec
*, unsigned int,
80 struct mid_q_entry
**);
81 extern int cifs_setup_async_request(struct TCP_Server_Info
*, struct kvec
*,
82 unsigned int, struct mid_q_entry
**);
83 extern int cifs_check_receive(struct mid_q_entry
*mid
,
84 struct TCP_Server_Info
*server
, bool log_error
);
85 extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses
*,
86 struct kvec
*, int /* nvec to send */,
87 int * /* type of buf returned */ , const int flags
);
88 extern int SendReceiveBlockingLock(const unsigned int xid
,
89 struct cifs_tcon
*ptcon
,
90 struct smb_hdr
*in_buf
,
91 struct smb_hdr
*out_buf
,
93 extern int cifs_reconnect(struct TCP_Server_Info
*server
);
94 extern int checkSMB(char *buf
, unsigned int length
);
95 extern bool is_valid_oplock_break(char *, struct TCP_Server_Info
*);
96 extern bool backup_cred(struct cifs_sb_info
*);
97 extern bool is_size_safe_to_change(struct cifsInodeInfo
*, __u64 eof
);
98 extern void cifs_update_eof(struct cifsInodeInfo
*cifsi
, loff_t offset
,
99 unsigned int bytes_written
);
100 extern struct cifsFileInfo
*find_writable_file(struct cifsInodeInfo
*, bool);
101 extern struct cifsFileInfo
*find_readable_file(struct cifsInodeInfo
*, bool);
102 extern unsigned int smbCalcSize(struct smb_hdr
*ptr
);
103 extern int decode_negTokenInit(unsigned char *security_blob
, int length
,
104 struct TCP_Server_Info
*server
);
105 extern int cifs_convert_address(struct sockaddr
*dst
, const char *src
, int len
);
106 extern int cifs_set_port(struct sockaddr
*addr
, const unsigned short int port
);
107 extern int cifs_fill_sockaddr(struct sockaddr
*dst
, const char *src
, int len
,
108 const unsigned short int port
);
109 extern int map_smb_to_linux_error(char *buf
, bool logErr
);
110 extern void header_assemble(struct smb_hdr
*, char /* command */ ,
111 const struct cifs_tcon
*, int /* length of
112 fixed section (word count) in two byte units */);
113 extern int small_smb_init_no_tc(const int smb_cmd
, const int wct
,
114 struct cifs_ses
*ses
,
116 extern int CIFS_SessSetup(const unsigned int xid
, struct cifs_ses
*ses
,
117 const struct nls_table
*nls_cp
);
118 extern struct timespec
cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601
);
119 extern u64
cifs_UnixTimeToNT(struct timespec
);
120 extern struct timespec
cnvrtDosUnixTm(__le16 le_date
, __le16 le_time
,
122 extern void cifs_set_oplock_level(struct cifsInodeInfo
*cinode
, __u32 oplock
);
124 extern struct cifsFileInfo
*cifs_new_fileinfo(struct cifs_fid
*fid
,
126 struct tcon_link
*tlink
,
128 extern int cifs_posix_open(char *full_path
, struct inode
**inode
,
129 struct super_block
*sb
, int mode
,
130 unsigned int f_flags
, __u32
*oplock
, __u16
*netfid
,
132 void cifs_fill_uniqueid(struct super_block
*sb
, struct cifs_fattr
*fattr
);
133 extern void cifs_unix_basic_to_fattr(struct cifs_fattr
*fattr
,
134 FILE_UNIX_BASIC_INFO
*info
,
135 struct cifs_sb_info
*cifs_sb
);
136 extern void cifs_fattr_to_inode(struct inode
*inode
, struct cifs_fattr
*fattr
);
137 extern struct inode
*cifs_iget(struct super_block
*sb
,
138 struct cifs_fattr
*fattr
);
140 extern int cifs_get_inode_info(struct inode
**inode
, const char *full_path
,
141 FILE_ALL_INFO
*data
, struct super_block
*sb
,
142 int xid
, const __u16
*fid
);
143 extern int cifs_get_inode_info_unix(struct inode
**pinode
,
144 const unsigned char *search_path
,
145 struct super_block
*sb
, unsigned int xid
);
146 extern int cifs_set_file_info(struct inode
*inode
, struct iattr
*attrs
,
147 unsigned int xid
, char *full_path
, __u32 dosattr
);
148 extern int cifs_rename_pending_delete(const char *full_path
,
149 struct dentry
*dentry
,
150 const unsigned int xid
);
151 extern int cifs_acl_to_fattr(struct cifs_sb_info
*cifs_sb
,
152 struct cifs_fattr
*fattr
, struct inode
*inode
,
153 const char *path
, const __u16
*pfid
);
154 extern int id_mode_to_cifs_acl(struct inode
*inode
, const char *path
, __u64
,
156 extern struct cifs_ntsd
*get_cifs_acl(struct cifs_sb_info
*, struct inode
*,
157 const char *, u32
*);
158 extern int set_cifs_acl(struct cifs_ntsd
*, __u32
, struct inode
*,
161 extern void dequeue_mid(struct mid_q_entry
*mid
, bool malformed
);
162 extern int cifs_read_from_socket(struct TCP_Server_Info
*server
, char *buf
,
163 unsigned int to_read
);
164 extern int cifs_readv_from_socket(struct TCP_Server_Info
*server
,
165 struct kvec
*iov_orig
, unsigned int nr_segs
,
166 unsigned int to_read
);
167 extern void cifs_setup_cifs_sb(struct smb_vol
*pvolume_info
,
168 struct cifs_sb_info
*cifs_sb
);
169 extern int cifs_match_super(struct super_block
*, void *);
170 extern void cifs_cleanup_volume_info(struct smb_vol
*pvolume_info
);
171 extern struct smb_vol
*cifs_get_volume_info(char *mount_data
,
172 const char *devname
);
173 extern int cifs_mount(struct cifs_sb_info
*, struct smb_vol
*);
174 extern void cifs_umount(struct cifs_sb_info
*);
175 extern void cifs_mark_open_files_invalid(struct cifs_tcon
*tcon
);
177 #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
178 extern void cifs_dfs_release_automount_timer(void);
179 #else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
180 #define cifs_dfs_release_automount_timer() do { } while (0)
181 #endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
183 void cifs_proc_init(void);
184 void cifs_proc_clean(void);
186 extern int cifs_negotiate_protocol(const unsigned int xid
,
187 struct cifs_ses
*ses
);
188 extern int cifs_setup_session(const unsigned int xid
, struct cifs_ses
*ses
,
189 struct nls_table
*nls_info
);
190 extern int CIFSSMBNegotiate(const unsigned int xid
, struct cifs_ses
*ses
);
192 extern int CIFSTCon(const unsigned int xid
, struct cifs_ses
*ses
,
193 const char *tree
, struct cifs_tcon
*tcon
,
194 const struct nls_table
*);
196 extern int CIFSFindFirst(const unsigned int xid
, struct cifs_tcon
*tcon
,
197 const char *searchName
, const struct nls_table
*nls_codepage
,
198 __u16
*searchHandle
, __u16 search_flags
,
199 struct cifs_search_info
*psrch_inf
,
200 int map
, const char dirsep
);
202 extern int CIFSFindNext(const unsigned int xid
, struct cifs_tcon
*tcon
,
203 __u16 searchHandle
, __u16 search_flags
,
204 struct cifs_search_info
*psrch_inf
);
206 extern int CIFSFindClose(const unsigned int xid
, struct cifs_tcon
*tcon
,
207 const __u16 search_handle
);
209 extern int CIFSSMBQFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
210 u16 netfid
, FILE_ALL_INFO
*pFindData
);
211 extern int CIFSSMBQPathInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
212 const char *search_Name
, FILE_ALL_INFO
*data
,
213 int legacy
/* whether to use old info level */,
214 const struct nls_table
*nls_codepage
, int remap
);
215 extern int SMBQueryInformation(const unsigned int xid
, struct cifs_tcon
*tcon
,
216 const char *search_name
, FILE_ALL_INFO
*data
,
217 const struct nls_table
*nls_codepage
, int remap
);
219 extern int CIFSSMBUnixQFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
220 u16 netfid
, FILE_UNIX_BASIC_INFO
*pFindData
);
221 extern int CIFSSMBUnixQPathInfo(const unsigned int xid
,
222 struct cifs_tcon
*tcon
,
223 const unsigned char *searchName
,
224 FILE_UNIX_BASIC_INFO
*pFindData
,
225 const struct nls_table
*nls_codepage
, int remap
);
227 extern int CIFSGetDFSRefer(const unsigned int xid
, struct cifs_ses
*ses
,
228 const char *search_name
,
229 struct dfs_info3_param
**target_nodes
,
230 unsigned int *num_of_nodes
,
231 const struct nls_table
*nls_codepage
, int remap
);
233 extern int get_dfs_path(const unsigned int xid
, struct cifs_ses
*ses
,
234 const char *old_path
,
235 const struct nls_table
*nls_codepage
,
236 unsigned int *num_referrals
,
237 struct dfs_info3_param
**referrals
, int remap
);
238 extern void reset_cifs_unix_caps(unsigned int xid
, struct cifs_tcon
*tcon
,
239 struct cifs_sb_info
*cifs_sb
,
240 struct smb_vol
*vol
);
241 extern int CIFSSMBQFSInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
242 struct kstatfs
*FSData
);
243 extern int SMBOldQFSInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
244 struct kstatfs
*FSData
);
245 extern int CIFSSMBSetFSUnixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
248 extern int CIFSSMBQFSAttributeInfo(const unsigned int xid
,
249 struct cifs_tcon
*tcon
);
250 extern int CIFSSMBQFSDeviceInfo(const unsigned int xid
, struct cifs_tcon
*tcon
);
251 extern int CIFSSMBQFSUnixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
);
252 extern int CIFSSMBQFSPosixInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
253 struct kstatfs
*FSData
);
255 extern int CIFSSMBSetPathInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
256 const char *fileName
, const FILE_BASIC_INFO
*data
,
257 const struct nls_table
*nls_codepage
,
258 int remap_special_chars
);
259 extern int CIFSSMBSetFileInfo(const unsigned int xid
, struct cifs_tcon
*tcon
,
260 const FILE_BASIC_INFO
*data
, __u16 fid
,
261 __u32 pid_of_opener
);
262 extern int CIFSSMBSetFileDisposition(const unsigned int xid
,
263 struct cifs_tcon
*tcon
,
264 bool delete_file
, __u16 fid
,
265 __u32 pid_of_opener
);
267 extern int CIFSSMBSetAttrLegacy(unsigned int xid
, struct cifs_tcon
*tcon
,
268 char *fileName
, __u16 dos_attributes
,
269 const struct nls_table
*nls_codepage
);
270 #endif /* possibly unneeded function */
271 extern int CIFSSMBSetEOF(const unsigned int xid
, struct cifs_tcon
*tcon
,
272 const char *fileName
, __u64 size
,
273 bool setAllocationSizeFlag
,
274 const struct nls_table
*nls_codepage
,
275 int remap_special_chars
);
276 extern int CIFSSMBSetFileSize(const unsigned int xid
, struct cifs_tcon
*tcon
,
277 __u64 size
, __u16 fileHandle
, __u32 opener_pid
,
280 struct cifs_unix_set_info_args
{
290 extern int CIFSSMBUnixSetFileInfo(const unsigned int xid
,
291 struct cifs_tcon
*tcon
,
292 const struct cifs_unix_set_info_args
*args
,
293 u16 fid
, u32 pid_of_opener
);
295 extern int CIFSSMBUnixSetPathInfo(const unsigned int xid
,
296 struct cifs_tcon
*tcon
, const char *file_name
,
297 const struct cifs_unix_set_info_args
*args
,
298 const struct nls_table
*nls_codepage
,
301 extern int CIFSSMBMkDir(const unsigned int xid
, struct cifs_tcon
*tcon
,
302 const char *name
, struct cifs_sb_info
*cifs_sb
);
303 extern int CIFSSMBRmDir(const unsigned int xid
, struct cifs_tcon
*tcon
,
304 const char *name
, struct cifs_sb_info
*cifs_sb
);
305 extern int CIFSPOSIXDelFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
306 const char *name
, __u16 type
,
307 const struct nls_table
*nls_codepage
,
308 int remap_special_chars
);
309 extern int CIFSSMBDelFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
310 const char *name
, struct cifs_sb_info
*cifs_sb
);
311 extern int CIFSSMBRename(const unsigned int xid
, struct cifs_tcon
*tcon
,
312 const char *fromName
, const char *toName
,
313 const struct nls_table
*nls_codepage
,
314 int remap_special_chars
);
315 extern int CIFSSMBRenameOpenFile(const unsigned int xid
, struct cifs_tcon
*tcon
,
316 int netfid
, const char *target_name
,
317 const struct nls_table
*nls_codepage
,
318 int remap_special_chars
);
319 extern int CIFSCreateHardLink(const unsigned int xid
,
320 struct cifs_tcon
*tcon
,
321 const char *fromName
, const char *toName
,
322 const struct nls_table
*nls_codepage
,
323 int remap_special_chars
);
324 extern int CIFSUnixCreateHardLink(const unsigned int xid
,
325 struct cifs_tcon
*tcon
,
326 const char *fromName
, const char *toName
,
327 const struct nls_table
*nls_codepage
,
328 int remap_special_chars
);
329 extern int CIFSUnixCreateSymLink(const unsigned int xid
,
330 struct cifs_tcon
*tcon
,
331 const char *fromName
, const char *toName
,
332 const struct nls_table
*nls_codepage
);
333 extern int CIFSSMBUnixQuerySymLink(const unsigned int xid
,
334 struct cifs_tcon
*tcon
,
335 const unsigned char *searchName
, char **syminfo
,
336 const struct nls_table
*nls_codepage
);
337 #ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
338 extern int CIFSSMBQueryReparseLinkInfo(const unsigned int xid
,
339 struct cifs_tcon
*tcon
,
340 const unsigned char *searchName
,
341 char *symlinkinfo
, const int buflen
, __u16 fid
,
342 const struct nls_table
*nls_codepage
);
343 #endif /* temporarily unused until cifs_symlink fixed */
344 extern int CIFSSMBOpen(const unsigned int xid
, struct cifs_tcon
*tcon
,
345 const char *fileName
, const int disposition
,
346 const int access_flags
, const int omode
,
347 __u16
*netfid
, int *pOplock
, FILE_ALL_INFO
*,
348 const struct nls_table
*nls_codepage
, int remap
);
349 extern int SMBLegacyOpen(const unsigned int xid
, struct cifs_tcon
*tcon
,
350 const char *fileName
, const int disposition
,
351 const int access_flags
, const int omode
,
352 __u16
*netfid
, int *pOplock
, FILE_ALL_INFO
*,
353 const struct nls_table
*nls_codepage
, int remap
);
354 extern int CIFSPOSIXCreate(const unsigned int xid
, struct cifs_tcon
*tcon
,
355 u32 posix_flags
, __u64 mode
, __u16
*netfid
,
356 FILE_UNIX_BASIC_INFO
*pRetData
,
357 __u32
*pOplock
, const char *name
,
358 const struct nls_table
*nls_codepage
, int remap
);
359 extern int CIFSSMBClose(const unsigned int xid
, struct cifs_tcon
*tcon
,
360 const int smb_file_id
);
362 extern int CIFSSMBFlush(const unsigned int xid
, struct cifs_tcon
*tcon
,
363 const int smb_file_id
);
365 extern int CIFSSMBRead(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
366 unsigned int *nbytes
, char **buf
,
367 int *return_buf_type
);
368 extern int CIFSSMBWrite(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
369 unsigned int *nbytes
, const char *buf
,
370 const char __user
*ubuf
, const int long_op
);
371 extern int CIFSSMBWrite2(const unsigned int xid
, struct cifs_io_parms
*io_parms
,
372 unsigned int *nbytes
, struct kvec
*iov
, const int nvec
,
374 extern int CIFSGetSrvInodeNumber(const unsigned int xid
, struct cifs_tcon
*tcon
,
375 const char *search_name
, __u64
*inode_number
,
376 const struct nls_table
*nls_codepage
,
379 extern int cifs_lockv(const unsigned int xid
, struct cifs_tcon
*tcon
,
380 const __u16 netfid
, const __u8 lock_type
,
381 const __u32 num_unlock
, const __u32 num_lock
,
382 LOCKING_ANDX_RANGE
*buf
);
383 extern int CIFSSMBLock(const unsigned int xid
, struct cifs_tcon
*tcon
,
384 const __u16 netfid
, const __u32 netpid
, const __u64 len
,
385 const __u64 offset
, const __u32 numUnlock
,
386 const __u32 numLock
, const __u8 lockType
,
387 const bool waitFlag
, const __u8 oplock_level
);
388 extern int CIFSSMBPosixLock(const unsigned int xid
, struct cifs_tcon
*tcon
,
389 const __u16 smb_file_id
, const __u32 netpid
,
390 const loff_t start_offset
, const __u64 len
,
391 struct file_lock
*, const __u16 lock_type
,
392 const bool waitFlag
);
393 extern int CIFSSMBTDis(const unsigned int xid
, struct cifs_tcon
*tcon
);
394 extern int CIFSSMBEcho(struct TCP_Server_Info
*server
);
395 extern int CIFSSMBLogoff(const unsigned int xid
, struct cifs_ses
*ses
);
397 extern struct cifs_ses
*sesInfoAlloc(void);
398 extern void sesInfoFree(struct cifs_ses
*);
399 extern struct cifs_tcon
*tconInfoAlloc(void);
400 extern void tconInfoFree(struct cifs_tcon
*);
402 extern int cifs_sign_smb(struct smb_hdr
*, struct TCP_Server_Info
*, __u32
*);
403 extern int cifs_sign_smbv(struct kvec
*iov
, int n_vec
, struct TCP_Server_Info
*,
405 extern int cifs_verify_signature(struct kvec
*iov
, unsigned int nr_iov
,
406 struct TCP_Server_Info
*server
,
407 __u32 expected_sequence_number
);
408 extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
409 const struct nls_table
*);
410 extern int setup_ntlm_response(struct cifs_ses
*, const struct nls_table
*);
411 extern int setup_ntlmv2_rsp(struct cifs_ses
*, const struct nls_table
*);
412 extern int cifs_crypto_shash_allocate(struct TCP_Server_Info
*);
413 extern void cifs_crypto_shash_release(struct TCP_Server_Info
*);
414 extern int calc_seckey(struct cifs_ses
*);
416 #ifdef CONFIG_CIFS_WEAK_PW_HASH
417 extern int calc_lanman_hash(const char *password
, const char *cryptkey
,
418 bool encrypt
, char *lnm_session_key
);
419 #endif /* CIFS_WEAK_PW_HASH */
420 #ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
421 extern int CIFSSMBNotify(const unsigned int xid
, struct cifs_tcon
*tcon
,
422 const int notify_subdirs
, const __u16 netfid
,
423 __u32 filter
, struct file
*file
, int multishot
,
424 const struct nls_table
*nls_codepage
);
425 #endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
426 extern int CIFSSMBCopy(unsigned int xid
,
427 struct cifs_tcon
*source_tcon
,
428 const char *fromName
,
429 const __u16 target_tid
,
430 const char *toName
, const int flags
,
431 const struct nls_table
*nls_codepage
,
432 int remap_special_chars
);
433 extern ssize_t
CIFSSMBQAllEAs(const unsigned int xid
, struct cifs_tcon
*tcon
,
434 const unsigned char *searchName
,
435 const unsigned char *ea_name
, char *EAData
,
436 size_t bufsize
, const struct nls_table
*nls_codepage
,
437 int remap_special_chars
);
438 extern int CIFSSMBSetEA(const unsigned int xid
, struct cifs_tcon
*tcon
,
439 const char *fileName
, const char *ea_name
,
440 const void *ea_value
, const __u16 ea_value_len
,
441 const struct nls_table
*nls_codepage
, int remap_special_chars
);
442 extern int CIFSSMBGetCIFSACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
443 __u16 fid
, struct cifs_ntsd
**acl_inf
, __u32
*buflen
);
444 extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon
*, __u16
,
445 struct cifs_ntsd
*, __u32
, int);
446 extern int CIFSSMBGetPosixACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
447 const unsigned char *searchName
,
448 char *acl_inf
, const int buflen
, const int acl_type
,
449 const struct nls_table
*nls_codepage
, int remap_special_chars
);
450 extern int CIFSSMBSetPosixACL(const unsigned int xid
, struct cifs_tcon
*tcon
,
451 const unsigned char *fileName
,
452 const char *local_acl
, const int buflen
, const int acl_type
,
453 const struct nls_table
*nls_codepage
, int remap_special_chars
);
454 extern int CIFSGetExtAttr(const unsigned int xid
, struct cifs_tcon
*tcon
,
455 const int netfid
, __u64
*pExtAttrBits
, __u64
*pMask
);
456 extern void cifs_autodisable_serverino(struct cifs_sb_info
*cifs_sb
);
457 extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr
*fattr
);
458 extern int CIFSCheckMFSymlink(struct cifs_fattr
*fattr
,
459 const unsigned char *path
,
460 struct cifs_sb_info
*cifs_sb
, unsigned int xid
);
461 extern int mdfour(unsigned char *, unsigned char *, int);
462 extern int E_md4hash(const unsigned char *passwd
, unsigned char *p16
,
463 const struct nls_table
*codepage
);
464 extern int SMBencrypt(unsigned char *passwd
, const unsigned char *c8
,
467 /* asynchronous read support */
468 struct cifs_readdata
{
469 struct kref refcount
;
470 struct list_head list
;
471 struct completion done
;
472 struct cifsFileInfo
*cfile
;
473 struct address_space
*mapping
;
478 struct list_head pages
;
479 struct work_struct work
;
480 int (*marshal_iov
) (struct cifs_readdata
*rdata
,
481 unsigned int remaining
);
486 void cifs_readdata_release(struct kref
*refcount
);
487 int cifs_async_readv(struct cifs_readdata
*rdata
);
489 /* asynchronous write support */
490 struct cifs_writedata
{
491 struct kref refcount
;
492 struct list_head list
;
493 struct completion done
;
494 enum writeback_sync_modes sync_mode
;
495 struct work_struct work
;
496 struct cifsFileInfo
*cfile
;
501 void (*marshal_iov
) (struct kvec
*iov
,
502 struct cifs_writedata
*wdata
);
503 unsigned int nr_pages
;
504 struct page
*pages
[1];
507 int cifs_async_writev(struct cifs_writedata
*wdata
);
508 void cifs_writev_complete(struct work_struct
*work
);
509 struct cifs_writedata
*cifs_writedata_alloc(unsigned int nr_pages
,
510 work_func_t complete
);
511 void cifs_writedata_release(struct kref
*refcount
);
513 #endif /* _CIFSPROTO_H */