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 *cifs_build_path_to_root(struct smb_vol *vol,
65 struct cifs_sb_info *cifs_sb,
66 struct cifs_tcon *tcon);
67 extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
68 extern char *cifs_compose_mount_options(const char *sb_mountdata,
69 const char *fullpath, const struct dfs_info3_param *ref,
71 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
72 extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
73 struct TCP_Server_Info *server);
74 extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
75 extern void cifs_delete_mid(struct mid_q_entry *mid);
76 extern void cifs_wake_up_task(struct mid_q_entry *mid);
77 extern int cifs_call_async(struct TCP_Server_Info *server,
78 struct smb_rqst *rqst,
79 mid_receive_t *receive, mid_callback_t *callback,
80 void *cbdata, const int flags);
81 extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
82 struct smb_hdr * /* input */ ,
83 struct smb_hdr * /* out */ ,
84 int * /* bytes returned */ , const int);
85 extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
86 char *in_buf, int flags);
87 extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
89 extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
91 extern int cifs_check_receive(struct mid_q_entry *mid,
92 struct TCP_Server_Info *server, bool log_error);
93 extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
94 unsigned int size, unsigned int *num,
95 unsigned int *credits);
96 extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
97 struct kvec *, int /* nvec to send */,
98 int * /* type of buf returned */ , const int flags);
99 extern int SendReceiveBlockingLock(const unsigned int xid,
100 struct cifs_tcon *ptcon,
101 struct smb_hdr *in_buf ,
102 struct smb_hdr *out_buf,
103 int *bytes_returned);
104 extern int cifs_reconnect(struct TCP_Server_Info *server);
105 extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
106 extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
107 extern bool backup_cred(struct cifs_sb_info *);
108 extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
109 extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
110 unsigned int bytes_written);
111 extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
112 extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
113 extern unsigned int smbCalcSize(void *buf);
114 extern int decode_negTokenInit(unsigned char *security_blob, int length,
115 struct TCP_Server_Info *server);
116 extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
117 extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
118 extern int map_smb_to_linux_error(char *buf, bool logErr);
119 extern void header_assemble(struct smb_hdr *, char /* command */ ,
120 const struct cifs_tcon *, int /* length of
121 fixed section (word count) in two byte units */);
122 extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
123 struct cifs_ses *ses,
125 extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
126 enum securityEnum requested);
127 extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
128 const struct nls_table *nls_cp);
129 extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
130 extern u64 cifs_UnixTimeToNT(struct timespec);
131 extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
133 extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
134 extern int cifs_get_writer(struct cifsInodeInfo *cinode);
135 extern void cifs_put_writer(struct cifsInodeInfo *cinode);
136 extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
137 extern int cifs_unlock_range(struct cifsFileInfo *cfile,
138 struct file_lock *flock, const unsigned int xid);
139 extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
141 extern void cifs_down_write(struct rw_semaphore *sem);
142 extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
144 struct tcon_link *tlink,
146 extern int cifs_posix_open(char *full_path, struct inode **inode,
147 struct super_block *sb, int mode,
148 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
150 void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
151 extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
152 FILE_UNIX_BASIC_INFO *info,
153 struct cifs_sb_info *cifs_sb);
154 extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
155 struct cifs_sb_info *);
156 extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
157 extern struct inode *cifs_iget(struct super_block *sb,
158 struct cifs_fattr *fattr);
160 extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
161 FILE_ALL_INFO *data, struct super_block *sb,
162 int xid, const struct cifs_fid *fid);
163 extern int cifs_get_inode_info_unix(struct inode **pinode,
164 const unsigned char *search_path,
165 struct super_block *sb, unsigned int xid);
166 extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
167 unsigned int xid, char *full_path, __u32 dosattr);
168 extern int cifs_rename_pending_delete(const char *full_path,
169 struct dentry *dentry,
170 const unsigned int xid);
171 extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
172 struct cifs_fattr *fattr, struct inode *inode,
173 const char *path, const struct cifs_fid *pfid);
174 extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
176 extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
177 const char *, u32 *);
178 extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
179 const struct cifs_fid *, u32 *);
180 extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
183 extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
184 extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
185 unsigned int to_read);
186 extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
187 struct page *page, unsigned int to_read);
188 extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
189 struct cifs_sb_info *cifs_sb);
190 extern int cifs_match_super(struct super_block *, void *);
191 extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
192 extern struct smb_vol *cifs_get_volume_info(char *mount_data,
193 const char *devname);
194 extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
195 extern void cifs_umount(struct cifs_sb_info *);
196 extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
197 extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
199 extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
200 __u64 length, __u8 type,
201 struct cifsLockInfo **conf_lock,
203 extern void cifs_add_pending_open(struct cifs_fid *fid,
204 struct tcon_link *tlink,
205 struct cifs_pending_open *open);
206 extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
207 struct tcon_link *tlink,
208 struct cifs_pending_open *open);
209 extern void cifs_del_pending_open(struct cifs_pending_open *open);
210 extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
212 extern void cifs_put_tcon(struct cifs_tcon *tcon);
214 #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
215 extern void cifs_dfs_release_automount_timer(void);
216 #else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
217 #define cifs_dfs_release_automount_timer() do { } while (0)
218 #endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
220 void cifs_proc_init(void);
221 void cifs_proc_clean(void);
223 extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
224 extern void cifs_free_llist(struct list_head *llist);
225 extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
227 extern int cifs_negotiate_protocol(const unsigned int xid,
228 struct cifs_ses *ses);
229 extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
230 struct nls_table *nls_info);
231 extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
232 extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
234 extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
235 const char *tree, struct cifs_tcon *tcon,
236 const struct nls_table *);
238 extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
239 const char *searchName, struct cifs_sb_info *cifs_sb,
240 __u16 *searchHandle, __u16 search_flags,
241 struct cifs_search_info *psrch_inf,
244 extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
245 __u16 searchHandle, __u16 search_flags,
246 struct cifs_search_info *psrch_inf);
248 extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
249 const __u16 search_handle);
251 extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
252 u16 netfid, FILE_ALL_INFO *pFindData);
253 extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
254 const char *search_Name, FILE_ALL_INFO *data,
255 int legacy /* whether to use old info level */,
256 const struct nls_table *nls_codepage, int remap);
257 extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
258 const char *search_name, FILE_ALL_INFO *data,
259 const struct nls_table *nls_codepage, int remap);
261 extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
262 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
263 extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
264 struct cifs_tcon *tcon,
265 const unsigned char *searchName,
266 FILE_UNIX_BASIC_INFO *pFindData,
267 const struct nls_table *nls_codepage, int remap);
269 extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
270 const char *search_name,
271 struct dfs_info3_param **target_nodes,
272 unsigned int *num_of_nodes,
273 const struct nls_table *nls_codepage, int remap);
275 extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
276 const char *old_path,
277 const struct nls_table *nls_codepage,
278 unsigned int *num_referrals,
279 struct dfs_info3_param **referrals, int remap);
280 extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
281 struct cifs_sb_info *cifs_sb,
282 struct smb_vol *vol);
283 extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
284 struct kstatfs *FSData);
285 extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
286 struct kstatfs *FSData);
287 extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
290 extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
291 struct cifs_tcon *tcon);
292 extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
293 extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
294 extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
295 struct kstatfs *FSData);
297 extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
298 const char *fileName, const FILE_BASIC_INFO *data,
299 const struct nls_table *nls_codepage,
300 int remap_special_chars);
301 extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
302 const FILE_BASIC_INFO *data, __u16 fid,
303 __u32 pid_of_opener);
304 extern int CIFSSMBSetFileDisposition(const unsigned int xid,
305 struct cifs_tcon *tcon,
306 bool delete_file, __u16 fid,
307 __u32 pid_of_opener);
309 extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
310 char *fileName, __u16 dos_attributes,
311 const struct nls_table *nls_codepage);
312 #endif /* possibly unneeded function */
313 extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
314 const char *file_name, __u64 size,
315 struct cifs_sb_info *cifs_sb, bool set_allocation);
316 extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
317 struct cifsFileInfo *cfile, __u64 size,
318 bool set_allocation);
320 struct cifs_unix_set_info_args {
330 extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
331 struct cifs_tcon *tcon,
332 const struct cifs_unix_set_info_args *args,
333 u16 fid, u32 pid_of_opener);
335 extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
336 struct cifs_tcon *tcon, const char *file_name,
337 const struct cifs_unix_set_info_args *args,
338 const struct nls_table *nls_codepage,
341 extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
342 const char *name, struct cifs_sb_info *cifs_sb);
343 extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
344 const char *name, struct cifs_sb_info *cifs_sb);
345 extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
346 const char *name, __u16 type,
347 const struct nls_table *nls_codepage,
348 int remap_special_chars);
349 extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
350 const char *name, struct cifs_sb_info *cifs_sb);
351 extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
352 const char *from_name, const char *to_name,
353 struct cifs_sb_info *cifs_sb);
354 extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
355 int netfid, const char *target_name,
356 const struct nls_table *nls_codepage,
357 int remap_special_chars);
358 extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
359 const char *from_name, const char *to_name,
360 struct cifs_sb_info *cifs_sb);
361 extern int CIFSUnixCreateHardLink(const unsigned int xid,
362 struct cifs_tcon *tcon,
363 const char *fromName, const char *toName,
364 const struct nls_table *nls_codepage,
365 int remap_special_chars);
366 extern int CIFSUnixCreateSymLink(const unsigned int xid,
367 struct cifs_tcon *tcon,
368 const char *fromName, const char *toName,
369 const struct nls_table *nls_codepage, int remap);
370 extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
371 struct cifs_tcon *tcon,
372 const unsigned char *searchName, char **syminfo,
373 const struct nls_table *nls_codepage, int remap);
374 extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
375 __u16 fid, char **symlinkinfo,
376 const struct nls_table *nls_codepage);
377 extern int CIFSSMB_set_compression(const unsigned int xid,
378 struct cifs_tcon *tcon, __u16 fid);
379 extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
380 int *oplock, FILE_ALL_INFO *buf);
381 extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
382 const char *fileName, const int disposition,
383 const int access_flags, const int omode,
384 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
385 const struct nls_table *nls_codepage, int remap);
386 extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
387 u32 posix_flags, __u64 mode, __u16 *netfid,
388 FILE_UNIX_BASIC_INFO *pRetData,
389 __u32 *pOplock, const char *name,
390 const struct nls_table *nls_codepage, int remap);
391 extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
392 const int smb_file_id);
394 extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
395 const int smb_file_id);
397 extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
398 unsigned int *nbytes, char **buf,
399 int *return_buf_type);
400 extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
401 unsigned int *nbytes, const char *buf);
402 extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
403 unsigned int *nbytes, struct kvec *iov, const int nvec);
404 extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
405 const char *search_name, __u64 *inode_number,
406 const struct nls_table *nls_codepage,
409 extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
410 const __u16 netfid, const __u8 lock_type,
411 const __u32 num_unlock, const __u32 num_lock,
412 LOCKING_ANDX_RANGE *buf);
413 extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
414 const __u16 netfid, const __u32 netpid, const __u64 len,
415 const __u64 offset, const __u32 numUnlock,
416 const __u32 numLock, const __u8 lockType,
417 const bool waitFlag, const __u8 oplock_level);
418 extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
419 const __u16 smb_file_id, const __u32 netpid,
420 const loff_t start_offset, const __u64 len,
421 struct file_lock *, const __u16 lock_type,
422 const bool waitFlag);
423 extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
424 extern int CIFSSMBEcho(struct TCP_Server_Info *server);
425 extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
427 extern struct cifs_ses *sesInfoAlloc(void);
428 extern void sesInfoFree(struct cifs_ses *);
429 extern struct cifs_tcon *tconInfoAlloc(void);
430 extern void tconInfoFree(struct cifs_tcon *);
432 extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
433 __u32 *pexpected_response_sequence_number);
434 extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
436 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
437 extern int cifs_verify_signature(struct smb_rqst *rqst,
438 struct TCP_Server_Info *server,
439 __u32 expected_sequence_number);
440 extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
441 const struct nls_table *);
442 extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
443 extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
444 extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
445 extern int calc_seckey(struct cifs_ses *);
446 extern int generate_smb30signingkey(struct cifs_ses *);
447 extern int generate_smb311signingkey(struct cifs_ses *);
449 #ifdef CONFIG_CIFS_WEAK_PW_HASH
450 extern int calc_lanman_hash(const char *password, const char *cryptkey,
451 bool encrypt, char *lnm_session_key);
452 #endif /* CIFS_WEAK_PW_HASH */
453 #ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
454 extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
455 const int notify_subdirs, const __u16 netfid,
456 __u32 filter, struct file *file, int multishot,
457 const struct nls_table *nls_codepage);
458 #endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
459 extern int CIFSSMBCopy(unsigned int xid,
460 struct cifs_tcon *source_tcon,
461 const char *fromName,
462 const __u16 target_tid,
463 const char *toName, const int flags,
464 const struct nls_table *nls_codepage,
465 int remap_special_chars);
466 extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
467 const unsigned char *searchName,
468 const unsigned char *ea_name, char *EAData,
469 size_t bufsize, const struct nls_table *nls_codepage,
470 int remap_special_chars);
471 extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
472 const char *fileName, const char *ea_name,
473 const void *ea_value, const __u16 ea_value_len,
474 const struct nls_table *nls_codepage, int remap_special_chars);
475 extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
476 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
477 extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
478 struct cifs_ntsd *, __u32, int);
479 extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
480 const unsigned char *searchName,
481 char *acl_inf, const int buflen, const int acl_type,
482 const struct nls_table *nls_codepage, int remap_special_chars);
483 extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
484 const unsigned char *fileName,
485 const char *local_acl, const int buflen, const int acl_type,
486 const struct nls_table *nls_codepage, int remap_special_chars);
487 extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
488 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
489 extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
490 extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
491 extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
492 struct cifs_sb_info *cifs_sb,
493 struct cifs_fattr *fattr,
494 const unsigned char *path);
495 extern int mdfour(unsigned char *, unsigned char *, int);
496 extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
497 const struct nls_table *codepage);
498 extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
501 void cifs_readdata_release(struct kref *refcount);
502 int cifs_async_readv(struct cifs_readdata *rdata);
503 int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
505 int cifs_async_writev(struct cifs_writedata *wdata,
506 void (*release)(struct kref *kref));
507 void cifs_writev_complete(struct work_struct *work);
508 struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
509 work_func_t complete);
510 void cifs_writedata_release(struct kref *refcount);
511 int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
512 struct cifs_sb_info *cifs_sb,
513 const unsigned char *path, char *pbuf,
514 unsigned int *pbytes_read);
515 int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
516 struct cifs_sb_info *cifs_sb,
517 const unsigned char *path, char *pbuf,
518 unsigned int *pbytes_written);
519 int __cifs_calc_signature(struct smb_rqst *rqst,
520 struct TCP_Server_Info *server, char *signature,
521 struct shash_desc *shash);
522 #endif /* _CIFSPROTO_H */