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Merge tag 'gfs2-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/steve...
[mirror_ubuntu-artful-kernel.git] / fs / cifs / cifsproto.h
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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 *);
fb308a6f
JL		 39extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx,
40 struct kvec *iov);
0496e02d
JL		 41extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
42 unsigned int /* length */);
6d5786a3
PS		 43extern unsigned int _get_xid(void);
44extern void _free_xid(unsigned int);
45#define get_xid() \
b6b38f70 46({ \
6d5786a3 47 unsigned int __xid = _get_xid(); \
f96637be
JP		 48 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
49 __func__, __xid, \
50 from_kuid(&init_user_ns, current_fsuid())); \
b6b38f70
JP		 51 __xid; \
52})
53
6d5786a3 54#define free_xid(curr_xid) \
b6b38f70 55do { \
6d5786a3 56 _free_xid(curr_xid); \
f96637be
JP		 57 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
58 __func__, curr_xid, (int)rc); \
b6b38f70 59} while (0)
4d79dba0
SP		 60extern int init_cifs_idmap(void);
61extern void exit_cifs_idmap(void);
7f57356b 62extern char *build_path_from_dentry(struct dentry *);
6d3ea7e4
SF		 63extern char *cifs_build_path_to_root(struct smb_vol *vol,
64 struct cifs_sb_info *cifs_sb,
65 struct cifs_tcon *tcon);
1da177e4 66extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 67extern char *cifs_compose_mount_options(const char *sb_mountdata,
68 const char *fullpath, const struct dfs_info3_param *ref,
69 char **devname);
99ee4dbd 70/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 71extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
72 struct TCP_Server_Info *server);
766fdbb5 73extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
3c1bf7e4 74extern void cifs_delete_mid(struct mid_q_entry *mid);
2dc7e1c0 75extern void cifs_wake_up_task(struct mid_q_entry *mid);
fec344e3
JL		 76extern int cifs_call_async(struct TCP_Server_Info *server,
77 struct smb_rqst *rqst,
78 mid_receive_t *receive, mid_callback_t *callback,
79 void *cbdata, const int flags);
96daf2b0 80extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 81 struct smb_hdr * /* input */ ,
82 struct smb_hdr * /* out */ ,
a891f0f8 83 int * /* bytes returned */ , const int);
96daf2b0 84extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 85 char *in_buf, int flags);
fec344e3
JL		 86extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
87 struct smb_rqst *);
88extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
89 struct smb_rqst *);
2c8f981d
JL		 90extern int cifs_check_receive(struct mid_q_entry *mid,
91 struct TCP_Server_Info *server, bool log_error);
96daf2b0 92extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 93 struct kvec *, int /* nvec to send */,
133672ef 94 int * /* type of buf returned */ , const int flags);
ad7a2926 95extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 96 struct cifs_tcon *ptcon,
ad7a2926
SF		 97 struct smb_hdr *in_buf ,
98 struct smb_hdr *out_buf,
99 int *bytes_returned);
28ea5290 100extern int cifs_reconnect(struct TCP_Server_Info *server);
d4e4854f
PS		 101extern int checkSMB(char *buf, unsigned int length);
102extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 103extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 104extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 105extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
106 unsigned int bytes_written);
6508d904 107extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 108extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 109extern unsigned int smbCalcSize(void *buf);
1da177e4 110extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 111 struct TCP_Server_Info *server);
67b7626a 112extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 113extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 114extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 115extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 116 const struct cifs_tcon *, int /* length of
1982c344 117 fixed section (word count) in two byte units */);
5815449d 118extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 119 struct cifs_ses *ses,
50c2f753 120 void **request_buf);
3f618223
JL		 121extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
122 enum securityEnum requested);
58c45c58
PS		 123extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
124 const struct nls_table *nls_cp);
07119a4d 125extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 126extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 127extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
128 int offset);
c6723628 129extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
c11f1df5
SP		 130extern int cifs_get_writer(struct cifsInodeInfo *cinode);
131extern void cifs_put_writer(struct cifsInodeInfo *cinode);
132extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
d39a4f71
PS		 133extern int cifs_unlock_range(struct cifsFileInfo *cfile,
134 struct file_lock *flock, const unsigned int xid);
135extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
1bd5bbcb 136
fb1214e4
PS		 137extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
138 struct file *file,
139 struct tcon_link *tlink,
140 __u32 oplock);
6d5786a3
PS		 141extern int cifs_posix_open(char *full_path, struct inode **inode,
142 struct super_block *sb, int mode,
143 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
144 unsigned int xid);
4065c802 145void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 146extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
147 FILE_UNIX_BASIC_INFO *info,
148 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 149extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
150 struct cifs_sb_info *);
cc0bad75 151extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 152extern struct inode *cifs_iget(struct super_block *sb,
153 struct cifs_fattr *fattr);
154
1208ef1f
PS		 155extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
156 FILE_ALL_INFO *data, struct super_block *sb,
42eacf9e 157 int xid, const struct cifs_fid *fid);
1da177e4
LT		 158extern int cifs_get_inode_info_unix(struct inode **pinode,
159 const unsigned char *search_path,
6d5786a3 160 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 161extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
162 unsigned int xid, char *full_path, __u32 dosattr);
163extern int cifs_rename_pending_delete(const char *full_path,
164 struct dentry *dentry,
165 const unsigned int xid);
987b21d7 166extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3 167 struct cifs_fattr *fattr, struct inode *inode,
42eacf9e 168 const char *path, const struct cifs_fid *pfid);
a5ff3769 169extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 170 kuid_t, kgid_t);
fbeba8bb
SP		 171extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
172 const char *, u32 *);
42eacf9e
SF		 173extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
174 const struct cifs_fid *, u32 *);
b73b9a4b 175extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 176 const char *, int);
953f8681 177
e28bc5b1
JL		 178extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
179extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
180 unsigned int to_read);
181extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
182 struct kvec *iov_orig, unsigned int nr_segs,
183 unsigned int to_read);
724d9f1c
PS		 184extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
185 struct cifs_sb_info *cifs_sb);
186extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 187extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 188extern struct smb_vol *cifs_get_volume_info(char *mount_data,
189 const char *devname);
2c6292ae 190extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 191extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 192extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
579f9053
PS		 193extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
194 __u64 length, __u8 type,
195 struct cifsLockInfo **conf_lock,
081c0414 196 int rw_check);
233839b1
PS		 197extern void cifs_add_pending_open(struct cifs_fid *fid,
198 struct tcon_link *tlink,
199 struct cifs_pending_open *open);
200extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
201 struct tcon_link *tlink,
202 struct cifs_pending_open *open);
203extern void cifs_del_pending_open(struct cifs_pending_open *open);
815465c4
JL		 204
205#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 206extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 207#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
208#define cifs_dfs_release_automount_timer() do { } while (0)
209#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
210
1da177e4
LT		 211void cifs_proc_init(void);
212void cifs_proc_clean(void);
213
f7ba7fe6
PS		 214extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
215extern void cifs_free_llist(struct list_head *llist);
216extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
217
286170aa
PS		 218extern int cifs_negotiate_protocol(const unsigned int xid,
219 struct cifs_ses *ses);
58c45c58
PS		 220extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
221 struct nls_table *nls_info);
38d77c50 222extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 223extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 224
2e6e02ab
PS		 225extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
226 const char *tree, struct cifs_tcon *tcon,
227 const struct nls_table *);
1da177e4 228
6d5786a3 229extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 230 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 231 __u16 *searchHandle, __u16 search_flags,
232 struct cifs_search_info *psrch_inf,
c052e2b4 233 bool msearch);
1da177e4 234
6d5786a3 235extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 236 __u16 searchHandle, __u16 search_flags,
237 struct cifs_search_info *psrch_inf);
1da177e4 238
6d5786a3 239extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 240 const __u16 search_handle);
241
6d5786a3 242extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 243 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 244extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 245 const char *search_Name, FILE_ALL_INFO *data,
246 int legacy /* whether to use old info level */,
247 const struct nls_table *nls_codepage, int remap);
6d5786a3 248extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 249 const char *search_name, FILE_ALL_INFO *data,
250 const struct nls_table *nls_codepage, int remap);
1da177e4 251
6d5786a3 252extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 253 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 254extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 255 struct cifs_tcon *tcon,
1da177e4 256 const unsigned char *searchName,
582d21e5 257 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 258 const struct nls_table *nls_codepage, int remap);
1da177e4 259
6d5786a3 260extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 261 const char *search_name,
262 struct dfs_info3_param **target_nodes,
263 unsigned int *num_of_nodes,
264 const struct nls_table *nls_codepage, int remap);
1da177e4 265
b669f33c 266extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 267 const char *old_path,
737b758c 268 const struct nls_table *nls_codepage,
b669f33c
PS		 269 unsigned int *num_referrals,
270 struct dfs_info3_param **referrals, int remap);
6d5786a3 271extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 272 struct cifs_sb_info *cifs_sb,
273 struct smb_vol *vol);
6d5786a3 274extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 275 struct kstatfs *FSData);
6d5786a3 276extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 277 struct kstatfs *FSData);
6d5786a3 278extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 279 __u64 cap);
280
6d5786a3 281extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 282 struct cifs_tcon *tcon);
6d5786a3
PS		 283extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
284extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
285extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 286 struct kstatfs *FSData);
1da177e4 287
6d5786a3 288extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 289 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 290 const struct nls_table *nls_codepage,
291 int remap_special_chars);
6d5786a3 292extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 293 const FILE_BASIC_INFO *data, __u16 fid,
294 __u32 pid_of_opener);
6d5786a3
PS		 295extern int CIFSSMBSetFileDisposition(const unsigned int xid,
296 struct cifs_tcon *tcon,
297 bool delete_file, __u16 fid,
298 __u32 pid_of_opener);
1da177e4 299#if 0
6d5786a3 300extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 301 char *fileName, __u16 dos_attributes,
302 const struct nls_table *nls_codepage);
303#endif /* possibly unneeded function */
6d5786a3 304extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 305 const char *file_name, __u64 size,
306 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 307extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 308 struct cifsFileInfo *cfile, __u64 size,
309 bool set_allocation);
4e1e7fb9
JL		 310
311struct cifs_unix_set_info_args {
312 __u64 ctime;
313 __u64 atime;
314 __u64 mtime;
315 __u64 mode;
49418b2c
EB		 316 kuid_t uid;
317 kgid_t gid;
4e1e7fb9
JL		 318 dev_t device;
319};
320
6d5786a3
PS		 321extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
322 struct cifs_tcon *tcon,
3bbeeb3c
JL		 323 const struct cifs_unix_set_info_args *args,
324 u16 fid, u32 pid_of_opener);
325
6d5786a3 326extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 327 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 328 const struct cifs_unix_set_info_args *args,
329 const struct nls_table *nls_codepage,
ff691e96 330 int remap);
1da177e4 331
6d5786a3 332extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 333 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 334extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 335 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 336extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 337 const char *name, __u16 type,
338 const struct nls_table *nls_codepage,
339 int remap_special_chars);
6d5786a3 340extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 341 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 342extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 343 const char *from_name, const char *to_name,
344 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 345extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
346 int netfid, const char *target_name,
347 const struct nls_table *nls_codepage,
348 int remap_special_chars);
d6e906f1
SF		 349extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
350 const char *from_name, const char *to_name,
351 struct cifs_sb_info *cifs_sb);
6d5786a3 352extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 353 struct cifs_tcon *tcon,
1da177e4 354 const char *fromName, const char *toName,
d38d8c74 355 const struct nls_table *nls_codepage,
737b758c 356 int remap_special_chars);
6d5786a3 357extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 358 struct cifs_tcon *tcon,
1da177e4
LT		 359 const char *fromName, const char *toName,
360 const struct nls_table *nls_codepage);
6d5786a3 361extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 362 struct cifs_tcon *tcon,
460b9696 363 const unsigned char *searchName, char **syminfo,
1da177e4 364 const struct nls_table *nls_codepage);
d244bf2d
PS		 365extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
366 __u16 fid, char **symlinkinfo,
367 const struct nls_table *nls_codepage);
c7f508a9
SF		 368extern int CIFSSMB_set_compression(const unsigned int xid,
369 struct cifs_tcon *tcon, __u16 fid);
d81b8a40
PS		 370extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
371 int *oplock, FILE_ALL_INFO *buf);
6d5786a3 372extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 373 const char *fileName, const int disposition,
374 const int access_flags, const int omode,
8840dee9 375 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 376 const struct nls_table *nls_codepage, int remap);
6d5786a3 377extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 378 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 379 FILE_UNIX_BASIC_INFO *pRetData,
380 __u32 *pOplock, const char *name,
d38d8c74 381 const struct nls_table *nls_codepage, int remap);
6d5786a3 382extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 383 const int smb_file_id);
384
6d5786a3 385extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 386 const int smb_file_id);
387
6d5786a3 388extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 389 unsigned int *nbytes, char **buf,
d38d8c74 390 int *return_buf_type);
6d5786a3 391extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4
PS		 392 unsigned int *nbytes, const char *buf,
393 const char __user *ubuf, const int long_op);
6d5786a3 394extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 395 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 396extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 397 const char *search_name, __u64 *inode_number,
398 const struct nls_table *nls_codepage,
399 int remap);
1da177e4 400
6d5786a3
PS		 401extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
402 const __u16 netfid, const __u8 lock_type,
403 const __u32 num_unlock, const __u32 num_lock,
404 LOCKING_ANDX_RANGE *buf);
405extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 406 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 407 const __u64 offset, const __u32 numUnlock,
408 const __u32 numLock, const __u8 lockType,
12fed00d 409 const bool waitFlag, const __u8 oplock_level);
6d5786a3 410extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 411 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 412 const loff_t start_offset, const __u64 len,
413 struct file_lock *, const __u16 lock_type,
414 const bool waitFlag);
2e6e02ab 415extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 416extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 417extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 418
96daf2b0
SF		 419extern struct cifs_ses *sesInfoAlloc(void);
420extern void sesInfoFree(struct cifs_ses *);
421extern struct cifs_tcon *tconInfoAlloc(void);
422extern void tconInfoFree(struct cifs_tcon *);
1da177e4 423
bf5ea0e2
JL		 424extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
425 __u32 *pexpected_response_sequence_number);
762a4206 426extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 427 __u32 *);
bf5ea0e2
JL		 428extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
429extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 430 struct TCP_Server_Info *server,
b609f06a 431 __u32 expected_sequence_number);
9ef5992e
SP		 432extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
433 const struct nls_table *);
434extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 435extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521 436extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 437extern int calc_seckey(struct cifs_ses *);
32811d24 438extern int generate_smb3signingkey(struct cifs_ses *);
d2b91521 439
7c7b25bc 440#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 441extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 442 bool encrypt, char *lnm_session_key);
7c7b25bc 443#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 444#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 445extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 446 const int notify_subdirs, const __u16 netfid,
447 __u32 filter, struct file *file, int multishot,
448 const struct nls_table *nls_codepage);
449#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 450extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 451 struct cifs_tcon *source_tcon,
1da177e4
LT		 452 const char *fromName,
453 const __u16 target_tid,
454 const char *toName, const int flags,
50c2f753 455 const struct nls_table *nls_codepage,
737b758c 456 int remap_special_chars);
6d5786a3 457extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 458 const unsigned char *searchName,
459 const unsigned char *ea_name, char *EAData,
737b758c
SF		 460 size_t bufsize, const struct nls_table *nls_codepage,
461 int remap_special_chars);
6d5786a3 462extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 463 const char *fileName, const char *ea_name,
464 const void *ea_value, const __u16 ea_value_len,
737b758c 465 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 466extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 467 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 468extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 469 struct cifs_ntsd *, __u32, int);
6d5786a3 470extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 471 const unsigned char *searchName,
d38d8c74 472 char *acl_inf, const int buflen, const int acl_type,
737b758c 473 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 474extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 475 const unsigned char *fileName,
476 const char *local_acl, const int buflen, const int acl_type,
737b758c 477 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 478extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 479 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 480extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
cb084b1a
SP		 481extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
482extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
750b8de6
SP		 483 struct cifs_sb_info *cifs_sb,
484 struct cifs_fattr *fattr,
485 const unsigned char *path);
ee2c9258 486extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 487extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
488 const struct nls_table *codepage);
43988d76 489extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 490 unsigned char *p24);
c28c89fc 491
6993f74a 492void cifs_readdata_release(struct kref *refcount);
e28bc5b1 493int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 494int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 495
4a5c80d7
SF		 496int cifs_async_writev(struct cifs_writedata *wdata,
497 void (*release)(struct kref *kref));
c2e87640
JL		 498void cifs_writev_complete(struct work_struct *work);
499struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
500 work_func_t complete);
c28c89fc 501void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 502int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
503 struct cifs_sb_info *cifs_sb,
504 const unsigned char *path, char *pbuf,
505 unsigned int *pbytes_read);
cbb0aba6
SP		 506int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
507 struct cifs_sb_info *cifs_sb,
508 const unsigned char *path, char *pbuf,
509 unsigned int *pbytes_written);
1da177e4 510#endif /* _CIFSPROTO_H */
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