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1/*
2 * fs/cifs/cifsproto.h
3 *
4 * Copyright (c) International Business Machines Corp., 2002,2008
5 * Author(s): Steve French (sfrench@us.ibm.com)
6 *
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.
11 *
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.
16 *
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
20 */
21#ifndef _CIFSPROTO_H
22#define _CIFSPROTO_H
23#include <linux/nls.h>
24
25struct statfs;
26struct smb_vol;
27struct smb_rqst;
28
29/*
30 *****************************************************************
31 * All Prototypes
32 *****************************************************************
33 */
34
35extern struct smb_hdr *cifs_buf_get(void);
36extern void cifs_buf_release(void *);
37extern struct smb_hdr *cifs_small_buf_get(void);
38extern void cifs_small_buf_release(void *);
39extern void free_rsp_buf(int, void *);
40extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx,
41 struct kvec *iov);
42extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
43 unsigned int /* length */);
44extern unsigned int _get_xid(void);
45extern void _free_xid(unsigned int);
46#define get_xid() \
47({ \
48 unsigned int __xid = _get_xid(); \
49 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
50 __func__, __xid, \
51 from_kuid(&init_user_ns, current_fsuid())); \
52 __xid; \
53})
54
55#define free_xid(curr_xid) \
56do { \
57 _free_xid(curr_xid); \
58 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
59 __func__, curr_xid, (int)rc); \
60} while (0)
61extern int init_cifs_idmap(void);
62extern void exit_cifs_idmap(void);
63extern char *build_path_from_dentry(struct dentry *);
64extern char *cifs_build_path_to_root(struct smb_vol *vol,
65 struct cifs_sb_info *cifs_sb,
66 struct cifs_tcon *tcon);
67extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
68extern char *cifs_compose_mount_options(const char *sb_mountdata,
69 const char *fullpath, const struct dfs_info3_param *ref,
70 char **devname);
71/* extern void renew_parental_timestamps(struct dentry *direntry);*/
72extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
73 struct TCP_Server_Info *server);
74extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
75extern void cifs_delete_mid(struct mid_q_entry *mid);
76extern void cifs_wake_up_task(struct mid_q_entry *mid);
77extern 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);
81extern 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);
85extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
86 char *in_buf, int flags);
87extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
88 struct smb_rqst *);
89extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
90 struct smb_rqst *);
91extern int cifs_check_receive(struct mid_q_entry *mid,
92 struct TCP_Server_Info *server, bool log_error);
93extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
94 unsigned int size, unsigned int *num,
95 unsigned int *credits);
96extern 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);
99extern 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);
104extern int cifs_reconnect(struct TCP_Server_Info *server);
105extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
106extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
107extern bool backup_cred(struct cifs_sb_info *);
108extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
109extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
110 unsigned int bytes_written);
111extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
112extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
113extern unsigned int smbCalcSize(void *buf);
114extern int decode_negTokenInit(unsigned char *security_blob, int length,
115 struct TCP_Server_Info *server);
116extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
117extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
118extern int map_smb_to_linux_error(char *buf, bool logErr);
119extern 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 */);
122extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
123 struct cifs_ses *ses,
124 void **request_buf);
125extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
126 enum securityEnum requested);
127extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
128 const struct nls_table *nls_cp);
129extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
130extern u64 cifs_UnixTimeToNT(struct timespec);
131extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
132 int offset);
133extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
134extern int cifs_get_writer(struct cifsInodeInfo *cinode);
135extern void cifs_put_writer(struct cifsInodeInfo *cinode);
136extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
137extern int cifs_unlock_range(struct cifsFileInfo *cfile,
138 struct file_lock *flock, const unsigned int xid);
139extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
140
141extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
142 struct file *file,
143 struct tcon_link *tlink,
144 __u32 oplock);
145extern int cifs_posix_open(char *full_path, struct inode **inode,
146 struct super_block *sb, int mode,
147 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
148 unsigned int xid);
149void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
150extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
151 FILE_UNIX_BASIC_INFO *info,
152 struct cifs_sb_info *cifs_sb);
153extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
154 struct cifs_sb_info *);
155extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
156extern struct inode *cifs_iget(struct super_block *sb,
157 struct cifs_fattr *fattr);
158
159extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
160 FILE_ALL_INFO *data, struct super_block *sb,
161 int xid, const struct cifs_fid *fid);
162extern int cifs_get_inode_info_unix(struct inode **pinode,
163 const unsigned char *search_path,
164 struct super_block *sb, unsigned int xid);
165extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
166 unsigned int xid, char *full_path, __u32 dosattr);
167extern int cifs_rename_pending_delete(const char *full_path,
168 struct dentry *dentry,
169 const unsigned int xid);
170extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
171 struct cifs_fattr *fattr, struct inode *inode,
172 const char *path, const struct cifs_fid *pfid);
173extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
174 kuid_t, kgid_t);
175extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
176 const char *, u32 *);
177extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
178 const struct cifs_fid *, u32 *);
179extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
180 const char *, int);
181
182extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
183extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
184 unsigned int to_read);
185extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
186 struct kvec *iov_orig, unsigned int nr_segs,
187 unsigned int to_read);
188extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
189 struct cifs_sb_info *cifs_sb);
190extern int cifs_match_super(struct super_block *, void *);
191extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
192extern struct smb_vol *cifs_get_volume_info(char *mount_data,
193 const char *devname);
194extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
195extern void cifs_umount(struct cifs_sb_info *);
196extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
197extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
198 __u64 length, __u8 type,
199 struct cifsLockInfo **conf_lock,
200 int rw_check);
201extern void cifs_add_pending_open(struct cifs_fid *fid,
202 struct tcon_link *tlink,
203 struct cifs_pending_open *open);
204extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
205 struct tcon_link *tlink,
206 struct cifs_pending_open *open);
207extern void cifs_del_pending_open(struct cifs_pending_open *open);
208
209#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
210extern void cifs_dfs_release_automount_timer(void);
211#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
212#define cifs_dfs_release_automount_timer() do { } while (0)
213#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
214
215void cifs_proc_init(void);
216void cifs_proc_clean(void);
217
218extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
219extern void cifs_free_llist(struct list_head *llist);
220extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
221
222extern int cifs_negotiate_protocol(const unsigned int xid,
223 struct cifs_ses *ses);
224extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
225 struct nls_table *nls_info);
226extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
227extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
228
229extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
230 const char *tree, struct cifs_tcon *tcon,
231 const struct nls_table *);
232
233extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
234 const char *searchName, struct cifs_sb_info *cifs_sb,
235 __u16 *searchHandle, __u16 search_flags,
236 struct cifs_search_info *psrch_inf,
237 bool msearch);
238
239extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
240 __u16 searchHandle, __u16 search_flags,
241 struct cifs_search_info *psrch_inf);
242
243extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
244 const __u16 search_handle);
245
246extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
247 u16 netfid, FILE_ALL_INFO *pFindData);
248extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
249 const char *search_Name, FILE_ALL_INFO *data,
250 int legacy /* whether to use old info level */,
251 const struct nls_table *nls_codepage, int remap);
252extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
253 const char *search_name, FILE_ALL_INFO *data,
254 const struct nls_table *nls_codepage, int remap);
255
256extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
257 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
258extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
259 struct cifs_tcon *tcon,
260 const unsigned char *searchName,
261 FILE_UNIX_BASIC_INFO *pFindData,
262 const struct nls_table *nls_codepage, int remap);
263
264extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
265 const char *search_name,
266 struct dfs_info3_param **target_nodes,
267 unsigned int *num_of_nodes,
268 const struct nls_table *nls_codepage, int remap);
269
270extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
271 const char *old_path,
272 const struct nls_table *nls_codepage,
273 unsigned int *num_referrals,
274 struct dfs_info3_param **referrals, int remap);
275extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
276 struct cifs_sb_info *cifs_sb,
277 struct smb_vol *vol);
278extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
279 struct kstatfs *FSData);
280extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
281 struct kstatfs *FSData);
282extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
283 __u64 cap);
284
285extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
286 struct cifs_tcon *tcon);
287extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
288extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
289extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
290 struct kstatfs *FSData);
291
292extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
293 const char *fileName, const FILE_BASIC_INFO *data,
294 const struct nls_table *nls_codepage,
295 int remap_special_chars);
296extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
297 const FILE_BASIC_INFO *data, __u16 fid,
298 __u32 pid_of_opener);
299extern int CIFSSMBSetFileDisposition(const unsigned int xid,
300 struct cifs_tcon *tcon,
301 bool delete_file, __u16 fid,
302 __u32 pid_of_opener);
303#if 0
304extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
305 char *fileName, __u16 dos_attributes,
306 const struct nls_table *nls_codepage);
307#endif /* possibly unneeded function */
308extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
309 const char *file_name, __u64 size,
310 struct cifs_sb_info *cifs_sb, bool set_allocation);
311extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
312 struct cifsFileInfo *cfile, __u64 size,
313 bool set_allocation);
314
315struct cifs_unix_set_info_args {
316 __u64 ctime;
317 __u64 atime;
318 __u64 mtime;
319 __u64 mode;
320 kuid_t uid;
321 kgid_t gid;
322 dev_t device;
323};
324
325extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
326 struct cifs_tcon *tcon,
327 const struct cifs_unix_set_info_args *args,
328 u16 fid, u32 pid_of_opener);
329
330extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
331 struct cifs_tcon *tcon, const char *file_name,
332 const struct cifs_unix_set_info_args *args,
333 const struct nls_table *nls_codepage,
334 int remap);
335
336extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
337 const char *name, struct cifs_sb_info *cifs_sb);
338extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
339 const char *name, struct cifs_sb_info *cifs_sb);
340extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
341 const char *name, __u16 type,
342 const struct nls_table *nls_codepage,
343 int remap_special_chars);
344extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
345 const char *name, struct cifs_sb_info *cifs_sb);
346extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
347 const char *from_name, const char *to_name,
348 struct cifs_sb_info *cifs_sb);
349extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
350 int netfid, const char *target_name,
351 const struct nls_table *nls_codepage,
352 int remap_special_chars);
353extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
354 const char *from_name, const char *to_name,
355 struct cifs_sb_info *cifs_sb);
356extern int CIFSUnixCreateHardLink(const unsigned int xid,
357 struct cifs_tcon *tcon,
358 const char *fromName, const char *toName,
359 const struct nls_table *nls_codepage,
360 int remap_special_chars);
361extern int CIFSUnixCreateSymLink(const unsigned int xid,
362 struct cifs_tcon *tcon,
363 const char *fromName, const char *toName,
364 const struct nls_table *nls_codepage, int remap);
365extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
366 struct cifs_tcon *tcon,
367 const unsigned char *searchName, char **syminfo,
368 const struct nls_table *nls_codepage, int remap);
369extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
370 __u16 fid, char **symlinkinfo,
371 const struct nls_table *nls_codepage);
372extern int CIFSSMB_set_compression(const unsigned int xid,
373 struct cifs_tcon *tcon, __u16 fid);
374extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
375 int *oplock, FILE_ALL_INFO *buf);
376extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
377 const char *fileName, const int disposition,
378 const int access_flags, const int omode,
379 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
380 const struct nls_table *nls_codepage, int remap);
381extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
382 u32 posix_flags, __u64 mode, __u16 *netfid,
383 FILE_UNIX_BASIC_INFO *pRetData,
384 __u32 *pOplock, const char *name,
385 const struct nls_table *nls_codepage, int remap);
386extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
387 const int smb_file_id);
388
389extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
390 const int smb_file_id);
391
392extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
393 unsigned int *nbytes, char **buf,
394 int *return_buf_type);
395extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
396 unsigned int *nbytes, const char *buf,
397 const char __user *ubuf, const int long_op);
398extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
399 unsigned int *nbytes, struct kvec *iov, const int nvec);
400extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
401 const char *search_name, __u64 *inode_number,
402 const struct nls_table *nls_codepage,
403 int remap);
404
405extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
406 const __u16 netfid, const __u8 lock_type,
407 const __u32 num_unlock, const __u32 num_lock,
408 LOCKING_ANDX_RANGE *buf);
409extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
410 const __u16 netfid, const __u32 netpid, const __u64 len,
411 const __u64 offset, const __u32 numUnlock,
412 const __u32 numLock, const __u8 lockType,
413 const bool waitFlag, const __u8 oplock_level);
414extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
415 const __u16 smb_file_id, const __u32 netpid,
416 const loff_t start_offset, const __u64 len,
417 struct file_lock *, const __u16 lock_type,
418 const bool waitFlag);
419extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
420extern int CIFSSMBEcho(struct TCP_Server_Info *server);
421extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
422
423extern struct cifs_ses *sesInfoAlloc(void);
424extern void sesInfoFree(struct cifs_ses *);
425extern struct cifs_tcon *tconInfoAlloc(void);
426extern void tconInfoFree(struct cifs_tcon *);
427
428extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
429 __u32 *pexpected_response_sequence_number);
430extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
431 __u32 *);
432extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
433extern int cifs_verify_signature(struct smb_rqst *rqst,
434 struct TCP_Server_Info *server,
435 __u32 expected_sequence_number);
436extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
437 const struct nls_table *);
438extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
439extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
440extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
441extern int calc_seckey(struct cifs_ses *);
442extern int generate_smb30signingkey(struct cifs_ses *);
443extern int generate_smb311signingkey(struct cifs_ses *);
444
445#ifdef CONFIG_CIFS_WEAK_PW_HASH
446extern int calc_lanman_hash(const char *password, const char *cryptkey,
447 bool encrypt, char *lnm_session_key);
448#endif /* CIFS_WEAK_PW_HASH */
449#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
450extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
451 const int notify_subdirs, const __u16 netfid,
452 __u32 filter, struct file *file, int multishot,
453 const struct nls_table *nls_codepage);
454#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
455extern int CIFSSMBCopy(unsigned int xid,
456 struct cifs_tcon *source_tcon,
457 const char *fromName,
458 const __u16 target_tid,
459 const char *toName, const int flags,
460 const struct nls_table *nls_codepage,
461 int remap_special_chars);
462extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
463 const unsigned char *searchName,
464 const unsigned char *ea_name, char *EAData,
465 size_t bufsize, const struct nls_table *nls_codepage,
466 int remap_special_chars);
467extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
468 const char *fileName, const char *ea_name,
469 const void *ea_value, const __u16 ea_value_len,
470 const struct nls_table *nls_codepage, int remap_special_chars);
471extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
472 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
473extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
474 struct cifs_ntsd *, __u32, int);
475extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
476 const unsigned char *searchName,
477 char *acl_inf, const int buflen, const int acl_type,
478 const struct nls_table *nls_codepage, int remap_special_chars);
479extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
480 const unsigned char *fileName,
481 const char *local_acl, const int buflen, const int acl_type,
482 const struct nls_table *nls_codepage, int remap_special_chars);
483extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
484 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
485extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
486extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
487extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
488 struct cifs_sb_info *cifs_sb,
489 struct cifs_fattr *fattr,
490 const unsigned char *path);
491extern int mdfour(unsigned char *, unsigned char *, int);
492extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
493 const struct nls_table *codepage);
494extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
495 unsigned char *p24);
496
497void cifs_readdata_release(struct kref *refcount);
498int cifs_async_readv(struct cifs_readdata *rdata);
499int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
500
501int cifs_async_writev(struct cifs_writedata *wdata,
502 void (*release)(struct kref *kref));
503void cifs_writev_complete(struct work_struct *work);
504struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
505 work_func_t complete);
506void cifs_writedata_release(struct kref *refcount);
507int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
508 struct cifs_sb_info *cifs_sb,
509 const unsigned char *path, char *pbuf,
510 unsigned int *pbytes_read);
511int cifs_create_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_written);
515#endif /* _CIFSPROTO_H */