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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
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 int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
41 unsigned int );
42extern unsigned int _get_xid(void);
43extern void _free_xid(unsigned int);
44#define get_xid() \
45({ \
46 unsigned int __xid = _get_xid(); \
47 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
48 __func__, __xid, \
49 from_kuid(&init_user_ns, current_fsuid())); \
50 __xid; \
51})
52
53#define free_xid(curr_xid) \
54do { \
55 _free_xid(curr_xid); \
56 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
57 __func__, curr_xid, (int)rc); \
58} while (0)
59extern int init_cifs_idmap(void);
60extern void exit_cifs_idmap(void);
61extern int init_cifs_spnego(void);
62extern void exit_cifs_spnego(void);
63extern char *build_path_from_dentry(struct dentry *);
64extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry,
65 bool prefix);
66extern char *cifs_build_path_to_root(struct smb_vol *vol,
67 struct cifs_sb_info *cifs_sb,
68 struct cifs_tcon *tcon,
69 int add_treename);
70extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
71extern char *cifs_compose_mount_options(const char *sb_mountdata,
72 const char *fullpath, const struct dfs_info3_param *ref,
73 char **devname);
74
75extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
76 struct TCP_Server_Info *server);
77extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
78extern void cifs_delete_mid(struct mid_q_entry *mid);
79extern void cifs_wake_up_task(struct mid_q_entry *mid);
80extern int cifs_handle_standard(struct TCP_Server_Info *server,
81 struct mid_q_entry *mid);
82extern int cifs_discard_remaining_data(struct TCP_Server_Info *server);
83extern int cifs_call_async(struct TCP_Server_Info *server,
84 struct smb_rqst *rqst,
85 mid_receive_t *receive, mid_callback_t *callback,
86 mid_handle_t *handle, void *cbdata, const int flags);
87extern int cifs_send_recv(const unsigned int xid, struct cifs_ses *ses,
88 struct smb_rqst *rqst, int *resp_buf_type,
89 const int flags, struct kvec *resp_iov);
90extern int SendReceive(const unsigned int , struct cifs_ses *,
91 struct smb_hdr * ,
92 struct smb_hdr * ,
93 int * , const int);
94extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
95 char *in_buf, int flags);
96extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
97 struct smb_rqst *);
98extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
99 struct smb_rqst *);
100extern int cifs_check_receive(struct mid_q_entry *mid,
101 struct TCP_Server_Info *server, bool log_error);
102extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
103 unsigned int size, unsigned int *num,
104 unsigned int *credits);
105extern int SendReceive2(const unsigned int , struct cifs_ses *,
106 struct kvec *, int ,
107 int * , const int flags,
108 struct kvec * );
109extern int SendReceiveBlockingLock(const unsigned int xid,
110 struct cifs_tcon *ptcon,
111 struct smb_hdr *in_buf ,
112 struct smb_hdr *out_buf,
113 int *bytes_returned);
114extern int cifs_reconnect(struct TCP_Server_Info *server);
115extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
116extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
117extern bool backup_cred(struct cifs_sb_info *);
118extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
119extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
120 unsigned int bytes_written);
121extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
122extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
123extern unsigned int smbCalcSize(void *buf);
124extern int decode_negTokenInit(unsigned char *security_blob, int length,
125 struct TCP_Server_Info *server);
126extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
127extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
128extern int map_smb_to_linux_error(char *buf, bool logErr);
129extern void header_assemble(struct smb_hdr *, char ,
130 const struct cifs_tcon *, int
131);
132extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
133 struct cifs_ses *ses,
134 void **request_buf);
135extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
136 enum securityEnum requested);
137extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
138 const struct nls_table *nls_cp);
139extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
140extern u64 cifs_UnixTimeToNT(struct timespec);
141extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
142 int offset);
143extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
144extern int cifs_get_writer(struct cifsInodeInfo *cinode);
145extern void cifs_put_writer(struct cifsInodeInfo *cinode);
146extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
147extern int cifs_unlock_range(struct cifsFileInfo *cfile,
148 struct file_lock *flock, const unsigned int xid);
149extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
150
151extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
152 struct file *file,
153 struct tcon_link *tlink,
154 __u32 oplock);
155extern int cifs_posix_open(char *full_path, struct inode **inode,
156 struct super_block *sb, int mode,
157 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
158 unsigned int xid);
159void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
160extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
161 FILE_UNIX_BASIC_INFO *info,
162 struct cifs_sb_info *cifs_sb);
163extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
164 struct cifs_sb_info *);
165extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
166extern struct inode *cifs_iget(struct super_block *sb,
167 struct cifs_fattr *fattr);
168
169extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
170 FILE_ALL_INFO *data, struct super_block *sb,
171 int xid, const struct cifs_fid *fid);
172extern int cifs_get_inode_info_unix(struct inode **pinode,
173 const unsigned char *search_path,
174 struct super_block *sb, unsigned int xid);
175extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
176 unsigned int xid, char *full_path, __u32 dosattr);
177extern int cifs_rename_pending_delete(const char *full_path,
178 struct dentry *dentry,
179 const unsigned int xid);
180extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
181 struct cifs_fattr *fattr, struct inode *inode,
182 const char *path, const struct cifs_fid *pfid);
183extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
184 kuid_t, kgid_t);
185extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
186 const char *, u32 *);
187extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
188 const struct cifs_fid *, u32 *);
189extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
190 const char *, int);
191
192extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
193extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
194 unsigned int to_read);
195extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
196 struct page *page, unsigned int to_read);
197extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
198 struct cifs_sb_info *cifs_sb);
199extern int cifs_match_super(struct super_block *, void *);
200extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
201extern struct smb_vol *cifs_get_volume_info(char *mount_data,
202 const char *devname);
203extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
204extern void cifs_umount(struct cifs_sb_info *);
205extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
206extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
207
208extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
209 __u64 length, __u8 type,
210 struct cifsLockInfo **conf_lock,
211 int rw_check);
212extern void cifs_add_pending_open(struct cifs_fid *fid,
213 struct tcon_link *tlink,
214 struct cifs_pending_open *open);
215extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
216 struct tcon_link *tlink,
217 struct cifs_pending_open *open);
218extern void cifs_del_pending_open(struct cifs_pending_open *open);
219extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
220 int from_reconnect);
221extern void cifs_put_tcon(struct cifs_tcon *tcon);
222
223#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
224extern void cifs_dfs_release_automount_timer(void);
225#else
226#define cifs_dfs_release_automount_timer() do { } while (0)
227#endif
228
229void cifs_proc_init(void);
230void cifs_proc_clean(void);
231
232extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
233extern void cifs_free_llist(struct list_head *llist);
234extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
235
236extern int cifs_negotiate_protocol(const unsigned int xid,
237 struct cifs_ses *ses);
238extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
239 struct nls_table *nls_info);
240extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
241extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
242
243extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
244 const char *tree, struct cifs_tcon *tcon,
245 const struct nls_table *);
246
247extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
248 const char *searchName, struct cifs_sb_info *cifs_sb,
249 __u16 *searchHandle, __u16 search_flags,
250 struct cifs_search_info *psrch_inf,
251 bool msearch);
252
253extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
254 __u16 searchHandle, __u16 search_flags,
255 struct cifs_search_info *psrch_inf);
256
257extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
258 const __u16 search_handle);
259
260extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
261 u16 netfid, FILE_ALL_INFO *pFindData);
262extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
263 const char *search_Name, FILE_ALL_INFO *data,
264 int legacy ,
265 const struct nls_table *nls_codepage, int remap);
266extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
267 const char *search_name, FILE_ALL_INFO *data,
268 const struct nls_table *nls_codepage, int remap);
269
270extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
271 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
272extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
273 struct cifs_tcon *tcon,
274 const unsigned char *searchName,
275 FILE_UNIX_BASIC_INFO *pFindData,
276 const struct nls_table *nls_codepage, int remap);
277
278extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
279 const char *search_name,
280 struct dfs_info3_param **target_nodes,
281 unsigned int *num_of_nodes,
282 const struct nls_table *nls_codepage, int remap);
283
284extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
285 const char *old_path,
286 const struct nls_table *nls_codepage,
287 unsigned int *num_referrals,
288 struct dfs_info3_param **referrals, int remap);
289extern int parse_dfs_referrals(struct get_dfs_referral_rsp *rsp, u32 rsp_size,
290 unsigned int *num_of_nodes,
291 struct dfs_info3_param **target_nodes,
292 const struct nls_table *nls_codepage, int remap,
293 const char *searchName, bool is_unicode);
294extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
295 struct cifs_sb_info *cifs_sb,
296 struct smb_vol *vol);
297extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
298 struct kstatfs *FSData);
299extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
300 struct kstatfs *FSData);
301extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
302 __u64 cap);
303
304extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
305 struct cifs_tcon *tcon);
306extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
307extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
308extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
309 struct kstatfs *FSData);
310
311extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
312 const char *fileName, const FILE_BASIC_INFO *data,
313 const struct nls_table *nls_codepage,
314 int remap_special_chars);
315extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
316 const FILE_BASIC_INFO *data, __u16 fid,
317 __u32 pid_of_opener);
318extern int CIFSSMBSetFileDisposition(const unsigned int xid,
319 struct cifs_tcon *tcon,
320 bool delete_file, __u16 fid,
321 __u32 pid_of_opener);
322#if 0
323extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
324 char *fileName, __u16 dos_attributes,
325 const struct nls_table *nls_codepage);
326#endif
327extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
328 const char *file_name, __u64 size,
329 struct cifs_sb_info *cifs_sb, bool set_allocation);
330extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
331 struct cifsFileInfo *cfile, __u64 size,
332 bool set_allocation);
333
334struct cifs_unix_set_info_args {
335 __u64 ctime;
336 __u64 atime;
337 __u64 mtime;
338 __u64 mode;
339 kuid_t uid;
340 kgid_t gid;
341 dev_t device;
342};
343
344extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
345 struct cifs_tcon *tcon,
346 const struct cifs_unix_set_info_args *args,
347 u16 fid, u32 pid_of_opener);
348
349extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
350 struct cifs_tcon *tcon, const char *file_name,
351 const struct cifs_unix_set_info_args *args,
352 const struct nls_table *nls_codepage,
353 int remap);
354
355extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
356 const char *name, struct cifs_sb_info *cifs_sb);
357extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
358 const char *name, struct cifs_sb_info *cifs_sb);
359extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
360 const char *name, __u16 type,
361 const struct nls_table *nls_codepage,
362 int remap_special_chars);
363extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
364 const char *name, struct cifs_sb_info *cifs_sb);
365extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
366 const char *from_name, const char *to_name,
367 struct cifs_sb_info *cifs_sb);
368extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
369 int netfid, const char *target_name,
370 const struct nls_table *nls_codepage,
371 int remap_special_chars);
372extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
373 const char *from_name, const char *to_name,
374 struct cifs_sb_info *cifs_sb);
375extern int CIFSUnixCreateHardLink(const unsigned int xid,
376 struct cifs_tcon *tcon,
377 const char *fromName, const char *toName,
378 const struct nls_table *nls_codepage,
379 int remap_special_chars);
380extern int CIFSUnixCreateSymLink(const unsigned int xid,
381 struct cifs_tcon *tcon,
382 const char *fromName, const char *toName,
383 const struct nls_table *nls_codepage, int remap);
384extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
385 struct cifs_tcon *tcon,
386 const unsigned char *searchName, char **syminfo,
387 const struct nls_table *nls_codepage, int remap);
388extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
389 __u16 fid, char **symlinkinfo,
390 const struct nls_table *nls_codepage);
391extern int CIFSSMB_set_compression(const unsigned int xid,
392 struct cifs_tcon *tcon, __u16 fid);
393extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
394 int *oplock, FILE_ALL_INFO *buf);
395extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
396 const char *fileName, const int disposition,
397 const int access_flags, const int omode,
398 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
399 const struct nls_table *nls_codepage, int remap);
400extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
401 u32 posix_flags, __u64 mode, __u16 *netfid,
402 FILE_UNIX_BASIC_INFO *pRetData,
403 __u32 *pOplock, const char *name,
404 const struct nls_table *nls_codepage, int remap);
405extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
406 const int smb_file_id);
407
408extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
409 const int smb_file_id);
410
411extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
412 unsigned int *nbytes, char **buf,
413 int *return_buf_type);
414extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
415 unsigned int *nbytes, const char *buf);
416extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
417 unsigned int *nbytes, struct kvec *iov, const int nvec);
418extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
419 const char *search_name, __u64 *inode_number,
420 const struct nls_table *nls_codepage,
421 int remap);
422
423extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
424 const __u16 netfid, const __u8 lock_type,
425 const __u32 num_unlock, const __u32 num_lock,
426 LOCKING_ANDX_RANGE *buf);
427extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
428 const __u16 netfid, const __u32 netpid, const __u64 len,
429 const __u64 offset, const __u32 numUnlock,
430 const __u32 numLock, const __u8 lockType,
431 const bool waitFlag, const __u8 oplock_level);
432extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
433 const __u16 smb_file_id, const __u32 netpid,
434 const loff_t start_offset, const __u64 len,
435 struct file_lock *, const __u16 lock_type,
436 const bool waitFlag);
437extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
438extern int CIFSSMBEcho(struct TCP_Server_Info *server);
439extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
440
441extern struct cifs_ses *sesInfoAlloc(void);
442extern void sesInfoFree(struct cifs_ses *);
443extern struct cifs_tcon *tconInfoAlloc(void);
444extern void tconInfoFree(struct cifs_tcon *);
445
446extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
447 __u32 *pexpected_response_sequence_number);
448extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
449 __u32 *);
450extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
451extern int cifs_verify_signature(struct smb_rqst *rqst,
452 struct TCP_Server_Info *server,
453 __u32 expected_sequence_number);
454extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
455 const struct nls_table *);
456extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
457extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
458extern void cifs_crypto_secmech_release(struct TCP_Server_Info *server);
459extern int calc_seckey(struct cifs_ses *);
460extern int generate_smb30signingkey(struct cifs_ses *);
461extern int generate_smb311signingkey(struct cifs_ses *);
462
463#ifdef CONFIG_CIFS_WEAK_PW_HASH
464extern int calc_lanman_hash(const char *password, const char *cryptkey,
465 bool encrypt, char *lnm_session_key);
466#endif
467#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL
468extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
469 const int notify_subdirs, const __u16 netfid,
470 __u32 filter, struct file *file, int multishot,
471 const struct nls_table *nls_codepage);
472#endif
473extern int CIFSSMBCopy(unsigned int xid,
474 struct cifs_tcon *source_tcon,
475 const char *fromName,
476 const __u16 target_tid,
477 const char *toName, const int flags,
478 const struct nls_table *nls_codepage,
479 int remap_special_chars);
480extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
481 const unsigned char *searchName,
482 const unsigned char *ea_name, char *EAData,
483 size_t bufsize, struct cifs_sb_info *cifs_sb);
484extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
485 const char *fileName, const char *ea_name,
486 const void *ea_value, const __u16 ea_value_len,
487 const struct nls_table *nls_codepage,
488 struct cifs_sb_info *cifs_sb);
489extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
490 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
491extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
492 struct cifs_ntsd *, __u32, int);
493extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
494 const unsigned char *searchName,
495 char *acl_inf, const int buflen, const int acl_type,
496 const struct nls_table *nls_codepage, int remap_special_chars);
497extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
498 const unsigned char *fileName,
499 const char *local_acl, const int buflen, const int acl_type,
500 const struct nls_table *nls_codepage, int remap_special_chars);
501extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
502 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
503extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
504extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
505extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
506 struct cifs_sb_info *cifs_sb,
507 struct cifs_fattr *fattr,
508 const unsigned char *path);
509extern int mdfour(unsigned char *, unsigned char *, int);
510extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
511 const struct nls_table *codepage);
512extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
513 unsigned char *p24);
514
515void cifs_readdata_release(struct kref *refcount);
516int cifs_async_readv(struct cifs_readdata *rdata);
517int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
518
519int cifs_async_writev(struct cifs_writedata *wdata,
520 void (*release)(struct kref *kref));
521void cifs_writev_complete(struct work_struct *work);
522struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
523 work_func_t complete);
524void cifs_writedata_release(struct kref *refcount);
525int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
526 struct cifs_sb_info *cifs_sb,
527 const unsigned char *path, char *pbuf,
528 unsigned int *pbytes_read);
529int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
530 struct cifs_sb_info *cifs_sb,
531 const unsigned char *path, char *pbuf,
532 unsigned int *pbytes_written);
533int __cifs_calc_signature(struct smb_rqst *rqst,
534 struct TCP_Server_Info *server, char *signature,
535 struct shash_desc *shash);
536enum securityEnum cifs_select_sectype(struct TCP_Server_Info *,
537 enum securityEnum);
538struct cifs_aio_ctx *cifs_aio_ctx_alloc(void);
539void cifs_aio_ctx_release(struct kref *refcount);
540int setup_aio_ctx_iter(struct cifs_aio_ctx *ctx, struct iov_iter *iter, int rw);
541#endif
542