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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
[mirror_ubuntu-artful-kernel.git] / fs / cifs / cifsproto.h
CommitLineData
1da177e4
LT		 1/*
2 * fs/cifs/cifsproto.h
3 *
366781c1 4 * Copyright (c) International Business Machines Corp., 2002,2008
1da177e4
LT		 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
d38d8c74 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
1da177e4
LT		 20 */
21#ifndef _CIFSPROTO_H
22#define _CIFSPROTO_H
23#include <linux/nls.h>
24
25struct statfs;
8af18971 26struct smb_vol;
bf5ea0e2 27struct smb_rqst;
1da177e4
LT		 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 *);
6d81ed1e 39extern void free_rsp_buf(int, void *);
0496e02d
JL		 40extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
41 unsigned int /* length */);
6d5786a3
PS		 42extern unsigned int _get_xid(void);
43extern void _free_xid(unsigned int);
44#define get_xid() \
b6b38f70 45({ \
6d5786a3 46 unsigned int __xid = _get_xid(); \
f96637be
JP		 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())); \
b6b38f70
JP		 50 __xid; \
51})
52
6d5786a3 53#define free_xid(curr_xid) \
b6b38f70 54do { \
6d5786a3 55 _free_xid(curr_xid); \
f96637be
JP		 56 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
57 __func__, curr_xid, (int)rc); \
b6b38f70 58} while (0)
4d79dba0
SP		 59extern int init_cifs_idmap(void);
60extern void exit_cifs_idmap(void);
b74cb9a8
SP		 61extern int init_cifs_spnego(void);
62extern void exit_cifs_spnego(void);
7f57356b 63extern char *build_path_from_dentry(struct dentry *);
268a635d
AA		 64extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry,
65 bool prefix);
6d3ea7e4
SF		 66extern char *cifs_build_path_to_root(struct smb_vol *vol,
67 struct cifs_sb_info *cifs_sb,
374402a2
SP		 68 struct cifs_tcon *tcon,
69 int add_treename);
1da177e4 70extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 71extern char *cifs_compose_mount_options(const char *sb_mountdata,
72 const char *fullpath, const struct dfs_info3_param *ref,
73 char **devname);
99ee4dbd 74/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 75extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
76 struct TCP_Server_Info *server);
766fdbb5 77extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
3c1bf7e4 78extern void cifs_delete_mid(struct mid_q_entry *mid);
2dc7e1c0 79extern void cifs_wake_up_task(struct mid_q_entry *mid);
4326ed2f
PS		 80extern int cifs_handle_standard(struct TCP_Server_Info *server,
81 struct mid_q_entry *mid);
350be257 82extern int cifs_discard_remaining_data(struct TCP_Server_Info *server);
fec344e3
JL		 83extern int cifs_call_async(struct TCP_Server_Info *server,
84 struct smb_rqst *rqst,
85 mid_receive_t *receive, mid_callback_t *callback,
9b7c18a2 86 mid_handle_t *handle, void *cbdata, const int flags);
b8f57ee8
PS		 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);
96daf2b0 90extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 91 struct smb_hdr * /* input */ ,
92 struct smb_hdr * /* out */ ,
a891f0f8 93 int * /* bytes returned */ , const int);
96daf2b0 94extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 95 char *in_buf, int flags);
fec344e3
JL		 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 *);
2c8f981d
JL		 100extern int cifs_check_receive(struct mid_q_entry *mid,
101 struct TCP_Server_Info *server, bool log_error);
cb7e9eab
PS		 102extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
103 unsigned int size, unsigned int *num,
104 unsigned int *credits);
96daf2b0 105extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 106 struct kvec *, int /* nvec to send */,
da502f7d
PS		 107 int * /* type of buf returned */, const int flags,
108 struct kvec * /* resp vec */);
ad7a2926 109extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 110 struct cifs_tcon *ptcon,
ad7a2926
SF		 111 struct smb_hdr *in_buf ,
112 struct smb_hdr *out_buf,
113 int *bytes_returned);
28ea5290 114extern int cifs_reconnect(struct TCP_Server_Info *server);
373512ec 115extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
d4e4854f 116extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 117extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 118extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 119extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
120 unsigned int bytes_written);
6508d904 121extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 122extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 123extern unsigned int smbCalcSize(void *buf);
1da177e4 124extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 125 struct TCP_Server_Info *server);
67b7626a 126extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 127extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 128extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 129extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 130 const struct cifs_tcon *, int /* length of
1982c344 131 fixed section (word count) in two byte units */);
5815449d 132extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 133 struct cifs_ses *ses,
50c2f753 134 void **request_buf);
3f618223
JL		 135extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
136 enum securityEnum requested);
58c45c58
PS		 137extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
138 const struct nls_table *nls_cp);
07119a4d 139extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 140extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 141extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
142 int offset);
c6723628 143extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
c11f1df5
SP		 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);
d39a4f71
PS		 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);
1bd5bbcb 150
fb1214e4
PS		 151extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
152 struct file *file,
153 struct tcon_link *tlink,
154 __u32 oplock);
6d5786a3
PS		 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);
4065c802 159void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 160extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
161 FILE_UNIX_BASIC_INFO *info,
162 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 163extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
164 struct cifs_sb_info *);
cc0bad75 165extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 166extern struct inode *cifs_iget(struct super_block *sb,
167 struct cifs_fattr *fattr);
168
1208ef1f
PS		 169extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
170 FILE_ALL_INFO *data, struct super_block *sb,
42eacf9e 171 int xid, const struct cifs_fid *fid);
1da177e4
LT		 172extern int cifs_get_inode_info_unix(struct inode **pinode,
173 const unsigned char *search_path,
6d5786a3 174 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 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);
987b21d7 180extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3 181 struct cifs_fattr *fattr, struct inode *inode,
42eacf9e 182 const char *path, const struct cifs_fid *pfid);
a5ff3769 183extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 184 kuid_t, kgid_t);
fbeba8bb
SP		 185extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
186 const char *, u32 *);
42eacf9e
SF		 187extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
188 const struct cifs_fid *, u32 *);
b73b9a4b 189extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 190 const char *, int);
953f8681 191
e28bc5b1
JL		 192extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
193extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
71335664
AV		 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);
4214ebf4 197extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
724d9f1c
PS		 198 struct cifs_sb_info *cifs_sb);
199extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 200extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 201extern struct smb_vol *cifs_get_volume_info(char *mount_data,
202 const char *devname);
2c6292ae 203extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 204extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 205extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
52ace1ef
SF		 206extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
207
579f9053
PS		 208extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
209 __u64 length, __u8 type,
210 struct cifsLockInfo **conf_lock,
081c0414 211 int rw_check);
233839b1
PS		 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);
53e0e11e
PS		 219extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
220 int from_reconnect);
221extern void cifs_put_tcon(struct cifs_tcon *tcon);
815465c4
JL		 222
223#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 224extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 225#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
226#define cifs_dfs_release_automount_timer() do { } while (0)
227#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
228
1da177e4
LT		 229void cifs_proc_init(void);
230void cifs_proc_clean(void);
231
f7ba7fe6
PS		 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
286170aa
PS		 236extern int cifs_negotiate_protocol(const unsigned int xid,
237 struct cifs_ses *ses);
58c45c58
PS		 238extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
239 struct nls_table *nls_info);
38d77c50 240extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 241extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 242
2e6e02ab
PS		 243extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
244 const char *tree, struct cifs_tcon *tcon,
245 const struct nls_table *);
1da177e4 246
6d5786a3 247extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 248 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 249 __u16 *searchHandle, __u16 search_flags,
250 struct cifs_search_info *psrch_inf,
c052e2b4 251 bool msearch);
1da177e4 252
6d5786a3 253extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 254 __u16 searchHandle, __u16 search_flags,
255 struct cifs_search_info *psrch_inf);
1da177e4 256
6d5786a3 257extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 258 const __u16 search_handle);
259
6d5786a3 260extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 261 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 262extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 263 const char *search_Name, FILE_ALL_INFO *data,
264 int legacy /* whether to use old info level */,
265 const struct nls_table *nls_codepage, int remap);
6d5786a3 266extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 267 const char *search_name, FILE_ALL_INFO *data,
268 const struct nls_table *nls_codepage, int remap);
1da177e4 269
6d5786a3 270extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 271 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 272extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 273 struct cifs_tcon *tcon,
1da177e4 274 const unsigned char *searchName,
582d21e5 275 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 276 const struct nls_table *nls_codepage, int remap);
1da177e4 277
6d5786a3 278extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 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);
1da177e4 283
b669f33c 284extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 285 const char *old_path,
737b758c 286 const struct nls_table *nls_codepage,
b669f33c
PS		 287 unsigned int *num_referrals,
288 struct dfs_info3_param **referrals, int remap);
4ecce920
AA		 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);
6d5786a3 294extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 295 struct cifs_sb_info *cifs_sb,
296 struct smb_vol *vol);
6d5786a3 297extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 298 struct kstatfs *FSData);
6d5786a3 299extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 300 struct kstatfs *FSData);
6d5786a3 301extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 302 __u64 cap);
303
6d5786a3 304extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 305 struct cifs_tcon *tcon);
6d5786a3
PS		 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,
737b758c 309 struct kstatfs *FSData);
1da177e4 310
6d5786a3 311extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 312 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 313 const struct nls_table *nls_codepage,
314 int remap_special_chars);
6d5786a3 315extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 316 const FILE_BASIC_INFO *data, __u16 fid,
317 __u32 pid_of_opener);
6d5786a3
PS		 318extern int CIFSSMBSetFileDisposition(const unsigned int xid,
319 struct cifs_tcon *tcon,
320 bool delete_file, __u16 fid,
321 __u32 pid_of_opener);
1da177e4 322#if 0
6d5786a3 323extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 324 char *fileName, __u16 dos_attributes,
325 const struct nls_table *nls_codepage);
326#endif /* possibly unneeded function */
6d5786a3 327extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 328 const char *file_name, __u64 size,
329 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 330extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 331 struct cifsFileInfo *cfile, __u64 size,
332 bool set_allocation);
4e1e7fb9
JL		 333
334struct cifs_unix_set_info_args {
335 __u64 ctime;
336 __u64 atime;
337 __u64 mtime;
338 __u64 mode;
49418b2c
EB		 339 kuid_t uid;
340 kgid_t gid;
4e1e7fb9
JL		 341 dev_t device;
342};
343
6d5786a3
PS		 344extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
345 struct cifs_tcon *tcon,
3bbeeb3c
JL		 346 const struct cifs_unix_set_info_args *args,
347 u16 fid, u32 pid_of_opener);
348
6d5786a3 349extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 350 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 351 const struct cifs_unix_set_info_args *args,
352 const struct nls_table *nls_codepage,
ff691e96 353 int remap);
1da177e4 354
6d5786a3 355extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 356 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 357extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 358 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 359extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 360 const char *name, __u16 type,
361 const struct nls_table *nls_codepage,
362 int remap_special_chars);
6d5786a3 363extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 364 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 365extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 366 const char *from_name, const char *to_name,
367 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 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);
d6e906f1
SF		 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);
6d5786a3 375extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 376 struct cifs_tcon *tcon,
1da177e4 377 const char *fromName, const char *toName,
d38d8c74 378 const struct nls_table *nls_codepage,
737b758c 379 int remap_special_chars);
6d5786a3 380extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 381 struct cifs_tcon *tcon,
1da177e4 382 const char *fromName, const char *toName,
bc8ebdc4 383 const struct nls_table *nls_codepage, int remap);
6d5786a3 384extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 385 struct cifs_tcon *tcon,
460b9696 386 const unsigned char *searchName, char **syminfo,
bc8ebdc4 387 const struct nls_table *nls_codepage, int remap);
d244bf2d
PS		 388extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
389 __u16 fid, char **symlinkinfo,
390 const struct nls_table *nls_codepage);
c7f508a9
SF		 391extern int CIFSSMB_set_compression(const unsigned int xid,
392 struct cifs_tcon *tcon, __u16 fid);
d81b8a40
PS		 393extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
394 int *oplock, FILE_ALL_INFO *buf);
6d5786a3 395extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 396 const char *fileName, const int disposition,
397 const int access_flags, const int omode,
8840dee9 398 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 399 const struct nls_table *nls_codepage, int remap);
6d5786a3 400extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 401 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 402 FILE_UNIX_BASIC_INFO *pRetData,
403 __u32 *pOplock, const char *name,
d38d8c74 404 const struct nls_table *nls_codepage, int remap);
6d5786a3 405extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 406 const int smb_file_id);
407
6d5786a3 408extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 409 const int smb_file_id);
410
6d5786a3 411extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 412 unsigned int *nbytes, char **buf,
d38d8c74 413 int *return_buf_type);
6d5786a3 414extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
dbbab325 415 unsigned int *nbytes, const char *buf);
6d5786a3 416extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 417 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 418extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 419 const char *search_name, __u64 *inode_number,
420 const struct nls_table *nls_codepage,
421 int remap);
1da177e4 422
6d5786a3
PS		 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,
03776f45 428 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 429 const __u64 offset, const __u32 numUnlock,
430 const __u32 numLock, const __u8 lockType,
12fed00d 431 const bool waitFlag, const __u8 oplock_level);
6d5786a3 432extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 433 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 434 const loff_t start_offset, const __u64 len,
435 struct file_lock *, const __u16 lock_type,
436 const bool waitFlag);
2e6e02ab 437extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 438extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 439extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 440
96daf2b0
SF		 441extern struct cifs_ses *sesInfoAlloc(void);
442extern void sesInfoFree(struct cifs_ses *);
443extern struct cifs_tcon *tconInfoAlloc(void);
444extern void tconInfoFree(struct cifs_tcon *);
1da177e4 445
bf5ea0e2
JL		 446extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
447 __u32 *pexpected_response_sequence_number);
762a4206 448extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 449 __u32 *);
bf5ea0e2
JL		 450extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
451extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 452 struct TCP_Server_Info *server,
b609f06a 453 __u32 expected_sequence_number);
9ef5992e
SP		 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 *);
96daf2b0 457extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
026e93dc 458extern void cifs_crypto_secmech_release(struct TCP_Server_Info *server);
96daf2b0 459extern int calc_seckey(struct cifs_ses *);
373512ec
SF		 460extern int generate_smb30signingkey(struct cifs_ses *);
461extern int generate_smb311signingkey(struct cifs_ses *);
d2b91521 462
7c7b25bc 463#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 464extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 465 bool encrypt, char *lnm_session_key);
7c7b25bc 466#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 467#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 468extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 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 /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 473extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 474 struct cifs_tcon *source_tcon,
1da177e4
LT		 475 const char *fromName,
476 const __u16 target_tid,
477 const char *toName, const int flags,
50c2f753 478 const struct nls_table *nls_codepage,
737b758c 479 int remap_special_chars);
6d5786a3 480extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 481 const unsigned char *searchName,
482 const unsigned char *ea_name, char *EAData,
67b4c889 483 size_t bufsize, struct cifs_sb_info *cifs_sb);
6d5786a3 484extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 485 const char *fileName, const char *ea_name,
486 const void *ea_value, const __u16 ea_value_len,
737b758c 487 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 488extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 489 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 490extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 491 struct cifs_ntsd *, __u32, int);
6d5786a3 492extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 493 const unsigned char *searchName,
d38d8c74 494 char *acl_inf, const int buflen, const int acl_type,
737b758c 495 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 496extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 497 const unsigned char *fileName,
498 const char *local_acl, const int buflen, const int acl_type,
737b758c 499 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 500extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 501 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 502extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
cb084b1a
SP		 503extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
504extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
750b8de6
SP		 505 struct cifs_sb_info *cifs_sb,
506 struct cifs_fattr *fattr,
507 const unsigned char *path);
ee2c9258 508extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 509extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
510 const struct nls_table *codepage);
43988d76 511extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 512 unsigned char *p24);
c28c89fc 513
6993f74a 514void cifs_readdata_release(struct kref *refcount);
e28bc5b1 515int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 516int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 517
4a5c80d7
SF		 518int cifs_async_writev(struct cifs_writedata *wdata,
519 void (*release)(struct kref *kref));
c2e87640
JL		 520void cifs_writev_complete(struct work_struct *work);
521struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
522 work_func_t complete);
c28c89fc 523void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 524int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
525 struct cifs_sb_info *cifs_sb,
526 const unsigned char *path, char *pbuf,
527 unsigned int *pbytes_read);
cbb0aba6
SP		 528int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
529 struct cifs_sb_info *cifs_sb,
530 const unsigned char *path, char *pbuf,
531 unsigned int *pbytes_written);
16c568ef
AV		 532int __cifs_calc_signature(struct smb_rqst *rqst,
533 struct TCP_Server_Info *server, char *signature,
534 struct shash_desc *shash);
ef65aaed
SP		 535enum securityEnum cifs_select_sectype(struct TCP_Server_Info *,
536 enum securityEnum);
ccf7f408
PS		 537struct cifs_aio_ctx *cifs_aio_ctx_alloc(void);
538void cifs_aio_ctx_release(struct kref *refcount);
539int setup_aio_ctx_iter(struct cifs_aio_ctx *ctx, struct iov_iter *iter, int rw);
1da177e4 540#endif /* _CIFSPROTO_H */
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