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cifs: Include backup intent search flags during searches {try #2)
[mirror_ubuntu-zesty-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;
1da177e4
LT		 27
28/*
29 *****************************************************************
30 * All Prototypes
31 *****************************************************************
32 */
33
34extern struct smb_hdr *cifs_buf_get(void);
35extern void cifs_buf_release(void *);
36extern struct smb_hdr *cifs_small_buf_get(void);
37extern void cifs_small_buf_release(void *);
0496e02d
JL		 38extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
39 unsigned int /* length */);
1da177e4
LT		 40extern unsigned int _GetXid(void);
41extern void _FreeXid(unsigned int);
b6b38f70
JP		 42#define GetXid() \
43({ \
44 int __xid = (int)_GetXid(); \
45 cFYI(1, "CIFS VFS: in %s as Xid: %d with uid: %d", \
46 __func__, __xid, current_fsuid()); \
47 __xid; \
48})
49
50#define FreeXid(curr_xid) \
51do { \
52 _FreeXid(curr_xid); \
53 cFYI(1, "CIFS VFS: leaving %s (xid = %d) rc = %d", \
54 __func__, curr_xid, (int)rc); \
55} while (0)
4d79dba0
SP		 56extern int init_cifs_idmap(void);
57extern void exit_cifs_idmap(void);
58extern void cifs_destroy_idmaptrees(void);
7f57356b 59extern char *build_path_from_dentry(struct dentry *);
f87d39d9
SF		 60extern char *cifs_build_path_to_root(struct smb_vol *vol,
61 struct cifs_sb_info *cifs_sb,
96daf2b0 62 struct cifs_tcon *tcon);
1da177e4 63extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 64extern char *cifs_compose_mount_options(const char *sb_mountdata,
65 const char *fullpath, const struct dfs_info3_param *ref,
66 char **devname);
99ee4dbd 67/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 68extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
69 struct TCP_Server_Info *server);
766fdbb5 70extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
fcc31cb6 71extern int cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
44d22d84
JL		 72 unsigned int nvec, mid_receive_t *receive,
73 mid_callback_t *callback, void *cbdata,
74 bool ignore_pend);
96daf2b0 75extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 76 struct smb_hdr * /* input */ ,
77 struct smb_hdr * /* out */ ,
78 int * /* bytes returned */ , const int long_op);
96daf2b0 79extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 80 char *in_buf, int flags);
2c8f981d
JL		 81extern int cifs_check_receive(struct mid_q_entry *mid,
82 struct TCP_Server_Info *server, bool log_error);
96daf2b0 83extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 84 struct kvec *, int /* nvec to send */,
133672ef 85 int * /* type of buf returned */ , const int flags);
ad7a2926 86extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 87 struct cifs_tcon *ptcon,
ad7a2926
SF		 88 struct smb_hdr *in_buf ,
89 struct smb_hdr *out_buf,
90 int *bytes_returned);
2d86dbc9
PS		 91extern void cifs_add_credits(struct TCP_Server_Info *server,
92 const unsigned int add);
93extern void cifs_set_credits(struct TCP_Server_Info *server, const int val);
d4e4854f
PS		 94extern int checkSMB(char *buf, unsigned int length);
95extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 96extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 97extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 98extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
99 unsigned int bytes_written);
6508d904 100extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 101extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
1da177e4
LT		 102extern unsigned int smbCalcSize(struct smb_hdr *ptr);
103extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 104 struct TCP_Server_Info *server);
67b7626a 105extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
32670396 106extern int cifs_set_port(struct sockaddr *addr, const unsigned short int port);
67b7626a 107extern int cifs_fill_sockaddr(struct sockaddr *dst, const char *src, int len,
32670396 108 const unsigned short int port);
5ffef7bf 109extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 110extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 111 const struct cifs_tcon *, int /* length of
1982c344 112 fixed section (word count) in two byte units */);
5815449d 113extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 114 struct cifs_ses *ses,
50c2f753 115 void **request_buf);
96daf2b0 116extern int CIFS_SessSetup(unsigned int xid, struct cifs_ses *ses,
5815449d 117 const struct nls_table *nls_cp);
243d04b6 118extern __u64 GetNextMid(struct TCP_Server_Info *server);
07119a4d 119extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 120extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 121extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
122 int offset);
c6723628 123extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
1bd5bbcb 124
7a16f196
SF		 125extern struct cifsFileInfo *cifs_new_fileinfo(__u16 fileHandle,
126 struct file *file, struct tcon_link *tlink,
127 __u32 oplock);
7fc8f4e9 128extern int cifs_posix_open(char *full_path, struct inode **pinode,
fa588e0c 129 struct super_block *sb,
608712fe 130 int mode, unsigned int f_flags,
fa588e0c 131 __u32 *poplock, __u16 *pnetfid, int xid);
4065c802 132void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 133extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
134 FILE_UNIX_BASIC_INFO *info,
135 struct cifs_sb_info *cifs_sb);
136extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 137extern struct inode *cifs_iget(struct super_block *sb,
138 struct cifs_fattr *fattr);
139
abab095d 140extern int cifs_get_file_info(struct file *filp);
1da177e4 141extern int cifs_get_inode_info(struct inode **pinode,
d38d8c74 142 const unsigned char *search_path,
582d21e5 143 FILE_ALL_INFO *pfile_info,
8b1327f6 144 struct super_block *sb, int xid, const __u16 *pfid);
abab095d 145extern int cifs_get_file_info_unix(struct file *filp);
1da177e4
LT		 146extern int cifs_get_inode_info_unix(struct inode **pinode,
147 const unsigned char *search_path,
d38d8c74 148 struct super_block *sb, int xid);
987b21d7 149extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3
JL		 150 struct cifs_fattr *fattr, struct inode *inode,
151 const char *path, const __u16 *pfid);
a5ff3769
SP		 152extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
153 uid_t, gid_t);
fbeba8bb
SP		 154extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
155 const char *, u32 *);
b73b9a4b 156extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 157 const char *, int);
953f8681 158
e28bc5b1
JL		 159extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
160extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
161 unsigned int to_read);
162extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
163 struct kvec *iov_orig, unsigned int nr_segs,
164 unsigned int to_read);
724d9f1c
PS		 165extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
166 struct cifs_sb_info *cifs_sb);
167extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 168extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 169extern struct smb_vol *cifs_get_volume_info(char *mount_data,
170 const char *devname);
2c6292ae 171extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 172extern void cifs_umount(struct cifs_sb_info *);
815465c4
JL		 173
174#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 175extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 176#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
177#define cifs_dfs_release_automount_timer() do { } while (0)
178#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
179
1da177e4
LT		 180void cifs_proc_init(void);
181void cifs_proc_clean(void);
182
198b5682 183extern int cifs_negotiate_protocol(unsigned int xid,
96daf2b0
SF		 184 struct cifs_ses *ses);
185extern int cifs_setup_session(unsigned int xid, struct cifs_ses *ses,
d38d8c74 186 struct nls_table *nls_info);
96daf2b0 187extern int CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses);
1da177e4 188
96daf2b0
SF		 189extern int CIFSTCon(unsigned int xid, struct cifs_ses *ses,
190 const char *tree, struct cifs_tcon *tcon,
1da177e4
LT		 191 const struct nls_table *);
192
96daf2b0 193extern int CIFSFindFirst(const int xid, struct cifs_tcon *tcon,
ec637e3f 194 const char *searchName, const struct nls_table *nls_codepage,
2608bee7
SP		 195 __u16 *searchHandle, __u16 search_flags,
196 struct cifs_search_info *psrch_inf,
ec637e3f 197 int map, const char dirsep);
1da177e4 198
96daf2b0 199extern int CIFSFindNext(const int xid, struct cifs_tcon *tcon,
2608bee7
SP		 200 __u16 searchHandle, __u16 search_flags,
201 struct cifs_search_info *psrch_inf);
1da177e4 202
96daf2b0 203extern int CIFSFindClose(const int, struct cifs_tcon *tcon,
1da177e4
LT		 204 const __u16 search_handle);
205
96daf2b0 206extern int CIFSSMBQFileInfo(const int xid, struct cifs_tcon *tcon,
bcd5357f 207 u16 netfid, FILE_ALL_INFO *pFindData);
96daf2b0 208extern int CIFSSMBQPathInfo(const int xid, struct cifs_tcon *tcon,
1da177e4 209 const unsigned char *searchName,
582d21e5 210 FILE_ALL_INFO *findData,
acf1a1b1 211 int legacy /* whether to use old info level */,
737b758c 212 const struct nls_table *nls_codepage, int remap);
96daf2b0 213extern int SMBQueryInformation(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 214 const unsigned char *searchName,
215 FILE_ALL_INFO *findData,
216 const struct nls_table *nls_codepage, int remap);
1da177e4 217
96daf2b0 218extern int CIFSSMBUnixQFileInfo(const int xid, struct cifs_tcon *tcon,
c8634fd3 219 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
1da177e4 220extern int CIFSSMBUnixQPathInfo(const int xid,
96daf2b0 221 struct cifs_tcon *tcon,
1da177e4 222 const unsigned char *searchName,
582d21e5 223 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 224 const struct nls_table *nls_codepage, int remap);
1da177e4 225
96daf2b0 226extern int CIFSGetDFSRefer(const int xid, struct cifs_ses *ses,
1da177e4 227 const unsigned char *searchName,
c2cf07d5
SF		 228 struct dfs_info3_param **target_nodes,
229 unsigned int *number_of_nodes_in_array,
737b758c 230 const struct nls_table *nls_codepage, int remap);
1da177e4 231
96daf2b0 232extern int get_dfs_path(int xid, struct cifs_ses *pSesInfo,
d38d8c74 233 const char *old_path,
737b758c 234 const struct nls_table *nls_codepage,
d38d8c74 235 unsigned int *pnum_referrals,
366781c1 236 struct dfs_info3_param **preferrals,
737b758c 237 int remap);
96daf2b0 238extern void reset_cifs_unix_caps(int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 239 struct cifs_sb_info *cifs_sb,
240 struct smb_vol *vol);
96daf2b0 241extern int CIFSSMBQFSInfo(const int xid, struct cifs_tcon *tcon,
737b758c 242 struct kstatfs *FSData);
96daf2b0 243extern int SMBOldQFSInfo(const int xid, struct cifs_tcon *tcon,
20962438 244 struct kstatfs *FSData);
96daf2b0 245extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifs_tcon *tcon,
ac67055e
JA		 246 __u64 cap);
247
1da177e4 248extern int CIFSSMBQFSAttributeInfo(const int xid,
96daf2b0
SF		 249 struct cifs_tcon *tcon);
250extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifs_tcon *tcon);
251extern int CIFSSMBQFSUnixInfo(const int xid, struct cifs_tcon *tcon);
252extern int CIFSSMBQFSPosixInfo(const int xid, struct cifs_tcon *tcon,
737b758c 253 struct kstatfs *FSData);
1da177e4 254
96daf2b0 255extern int CIFSSMBSetPathInfo(const int xid, struct cifs_tcon *tcon,
ad7a2926 256 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 257 const struct nls_table *nls_codepage,
258 int remap_special_chars);
96daf2b0 259extern int CIFSSMBSetFileInfo(const int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 260 const FILE_BASIC_INFO *data, __u16 fid,
261 __u32 pid_of_opener);
96daf2b0 262extern int CIFSSMBSetFileDisposition(const int xid, struct cifs_tcon *tcon,
6d22f098 263 bool delete_file, __u16 fid, __u32 pid_of_opener);
1da177e4 264#if 0
96daf2b0 265extern int CIFSSMBSetAttrLegacy(int xid, struct cifs_tcon *tcon,
1da177e4
LT		 266 char *fileName, __u16 dos_attributes,
267 const struct nls_table *nls_codepage);
268#endif /* possibly unneeded function */
96daf2b0 269extern int CIFSSMBSetEOF(const int xid, struct cifs_tcon *tcon,
737b758c 270 const char *fileName, __u64 size,
4b18f2a9 271 bool setAllocationSizeFlag,
737b758c
SF		 272 const struct nls_table *nls_codepage,
273 int remap_special_chars);
96daf2b0 274extern int CIFSSMBSetFileSize(const int xid, struct cifs_tcon *tcon,
d38d8c74 275 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 276 bool AllocSizeFlag);
4e1e7fb9
JL		 277
278struct cifs_unix_set_info_args {
279 __u64 ctime;
280 __u64 atime;
281 __u64 mtime;
282 __u64 mode;
283 __u64 uid;
284 __u64 gid;
285 dev_t device;
286};
287
96daf2b0 288extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifs_tcon *tcon,
3bbeeb3c
JL		 289 const struct cifs_unix_set_info_args *args,
290 u16 fid, u32 pid_of_opener);
291
96daf2b0 292extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifs_tcon *pTcon,
4e1e7fb9
JL		 293 char *fileName,
294 const struct cifs_unix_set_info_args *args,
737b758c
SF		 295 const struct nls_table *nls_codepage,
296 int remap_special_chars);
1da177e4 297
96daf2b0 298extern int CIFSSMBMkDir(const int xid, struct cifs_tcon *tcon,
1da177e4 299 const char *newName,
737b758c
SF		 300 const struct nls_table *nls_codepage,
301 int remap_special_chars);
96daf2b0 302extern int CIFSSMBRmDir(const int xid, struct cifs_tcon *tcon,
737b758c
SF		 303 const char *name, const struct nls_table *nls_codepage,
304 int remap_special_chars);
96daf2b0 305extern int CIFSPOSIXDelFile(const int xid, struct cifs_tcon *tcon,
2d785a50
SF		 306 const char *name, __u16 type,
307 const struct nls_table *nls_codepage,
308 int remap_special_chars);
96daf2b0 309extern int CIFSSMBDelFile(const int xid, struct cifs_tcon *tcon,
1da177e4 310 const char *name,
737b758c
SF		 311 const struct nls_table *nls_codepage,
312 int remap_special_chars);
96daf2b0 313extern int CIFSSMBRename(const int xid, struct cifs_tcon *tcon,
1da177e4 314 const char *fromName, const char *toName,
737b758c
SF		 315 const struct nls_table *nls_codepage,
316 int remap_special_chars);
96daf2b0 317extern int CIFSSMBRenameOpenFile(const int xid, struct cifs_tcon *pTcon,
391e5755 318 int netfid, const char *target_name,
737b758c
SF		 319 const struct nls_table *nls_codepage,
320 int remap_special_chars);
1da177e4 321extern int CIFSCreateHardLink(const int xid,
96daf2b0 322 struct cifs_tcon *tcon,
1da177e4 323 const char *fromName, const char *toName,
737b758c
SF		 324 const struct nls_table *nls_codepage,
325 int remap_special_chars);
1da177e4 326extern int CIFSUnixCreateHardLink(const int xid,
96daf2b0 327 struct cifs_tcon *tcon,
1da177e4 328 const char *fromName, const char *toName,
d38d8c74 329 const struct nls_table *nls_codepage,
737b758c 330 int remap_special_chars);
1da177e4 331extern int CIFSUnixCreateSymLink(const int xid,
96daf2b0 332 struct cifs_tcon *tcon,
1da177e4
LT		 333 const char *fromName, const char *toName,
334 const struct nls_table *nls_codepage);
335extern int CIFSSMBUnixQuerySymLink(const int xid,
96daf2b0 336 struct cifs_tcon *tcon,
460b9696 337 const unsigned char *searchName, char **syminfo,
1da177e4 338 const struct nls_table *nls_codepage);
c52a9554 339#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
d38d8c74 340extern int CIFSSMBQueryReparseLinkInfo(const int xid,
96daf2b0 341 struct cifs_tcon *tcon,
1da177e4
LT		 342 const unsigned char *searchName,
343 char *symlinkinfo, const int buflen, __u16 fid,
344 const struct nls_table *nls_codepage);
c52a9554 345#endif /* temporarily unused until cifs_symlink fixed */
96daf2b0 346extern int CIFSSMBOpen(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 347 const char *fileName, const int disposition,
348 const int access_flags, const int omode,
8840dee9 349 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 350 const struct nls_table *nls_codepage, int remap);
96daf2b0 351extern int SMBLegacyOpen(const int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 352 const char *fileName, const int disposition,
353 const int access_flags, const int omode,
8840dee9 354 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 355 const struct nls_table *nls_codepage, int remap);
96daf2b0 356extern int CIFSPOSIXCreate(const int xid, struct cifs_tcon *tcon,
8840dee9 357 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 358 FILE_UNIX_BASIC_INFO *pRetData,
359 __u32 *pOplock, const char *name,
d38d8c74 360 const struct nls_table *nls_codepage, int remap);
96daf2b0 361extern int CIFSSMBClose(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 362 const int smb_file_id);
363
96daf2b0 364extern int CIFSSMBFlush(const int xid, struct cifs_tcon *tcon,
b298f223
SF		 365 const int smb_file_id);
366
d4ffff1f
PS		 367extern int CIFSSMBRead(const int xid, struct cifs_io_parms *io_parms,
368 unsigned int *nbytes, char **buf,
d38d8c74 369 int *return_buf_type);
fa2989f4
PS		 370extern int CIFSSMBWrite(const int xid, struct cifs_io_parms *io_parms,
371 unsigned int *nbytes, const char *buf,
372 const char __user *ubuf, const int long_op);
373extern int CIFSSMBWrite2(const int xid, struct cifs_io_parms *io_parms,
374 unsigned int *nbytes, struct kvec *iov, const int nvec,
1da177e4 375 const int long_op);
96daf2b0 376extern int CIFSGetSrvInodeNumber(const int xid, struct cifs_tcon *tcon,
8840dee9 377 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 378 const struct nls_table *nls_codepage,
737b758c 379 int remap_special_chars);
1da177e4 380
9ee305b7
PS		 381extern int cifs_lockv(const int xid, struct cifs_tcon *tcon, const __u16 netfid,
382 const __u8 lock_type, const __u32 num_unlock,
383 const __u32 num_lock, LOCKING_ANDX_RANGE *buf);
96daf2b0 384extern int CIFSSMBLock(const int xid, struct cifs_tcon *tcon,
03776f45 385 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 386 const __u64 offset, const __u32 numUnlock,
387 const __u32 numLock, const __u8 lockType,
12fed00d 388 const bool waitFlag, const __u8 oplock_level);
96daf2b0 389extern int CIFSSMBPosixLock(const int xid, struct cifs_tcon *tcon,
4f6bcec9
PS		 390 const __u16 smb_file_id, const __u32 netpid,
391 const int get_flag, const __u64 len, struct file_lock *,
4b18f2a9 392 const __u16 lock_type, const bool waitFlag);
96daf2b0 393extern int CIFSSMBTDis(const int xid, struct cifs_tcon *tcon);
766fdbb5 394extern int CIFSSMBEcho(struct TCP_Server_Info *server);
96daf2b0 395extern int CIFSSMBLogoff(const int xid, struct cifs_ses *ses);
1da177e4 396
96daf2b0
SF		 397extern struct cifs_ses *sesInfoAlloc(void);
398extern void sesInfoFree(struct cifs_ses *);
399extern struct cifs_tcon *tconInfoAlloc(void);
400extern void tconInfoFree(struct cifs_tcon *);
1da177e4 401
d38d8c74 402extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF		 403extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
404 __u32 *);
826a95e4 405extern int cifs_verify_signature(struct kvec *iov, unsigned int nr_iov,
21e73393 406 struct TCP_Server_Info *server,
b609f06a 407 __u32 expected_sequence_number);
9ef5992e
SP		 408extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
409 const struct nls_table *);
410extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 411extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521
SP		 412extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *);
413extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 414extern int calc_seckey(struct cifs_ses *);
d2b91521 415
7c7b25bc 416#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 417extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 418 bool encrypt, char *lnm_session_key);
7c7b25bc 419#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 420#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
96daf2b0 421extern int CIFSSMBNotify(const int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 422 const int notify_subdirs, const __u16 netfid,
423 __u32 filter, struct file *file, int multishot,
424 const struct nls_table *nls_codepage);
425#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
1da177e4 426extern int CIFSSMBCopy(int xid,
96daf2b0 427 struct cifs_tcon *source_tcon,
1da177e4
LT		 428 const char *fromName,
429 const __u16 target_tid,
430 const char *toName, const int flags,
50c2f753 431 const struct nls_table *nls_codepage,
737b758c 432 int remap_special_chars);
96daf2b0 433extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifs_tcon *tcon,
31c0519f
JL		 434 const unsigned char *searchName,
435 const unsigned char *ea_name, char *EAData,
737b758c
SF		 436 size_t bufsize, const struct nls_table *nls_codepage,
437 int remap_special_chars);
96daf2b0 438extern int CIFSSMBSetEA(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 439 const char *fileName, const char *ea_name,
440 const void *ea_value, const __u16 ea_value_len,
737b758c 441 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 442extern int CIFSSMBGetCIFSACL(const int xid, struct cifs_tcon *tcon,
630f3f0c 443 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
96daf2b0 444extern int CIFSSMBSetCIFSACL(const int, struct cifs_tcon *, __u16,
a5ff3769 445 struct cifs_ntsd *, __u32, int);
96daf2b0 446extern int CIFSSMBGetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4 447 const unsigned char *searchName,
d38d8c74 448 char *acl_inf, const int buflen, const int acl_type,
737b758c 449 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 450extern int CIFSSMBSetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 451 const unsigned char *fileName,
452 const char *local_acl, const int buflen, const int acl_type,
737b758c 453 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 454extern int CIFSGetExtAttr(const int xid, struct cifs_tcon *tcon,
8840dee9 455 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 456extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
8bfb50a8
SM		 457extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
458extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
459 const unsigned char *path,
460 struct cifs_sb_info *cifs_sb, int xid);
ee2c9258 461extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 462extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
463 const struct nls_table *codepage);
43988d76 464extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 465 unsigned char *p24);
c28c89fc 466
e28bc5b1
JL		 467/* asynchronous read support */
468struct cifs_readdata {
6993f74a 469 struct kref refcount;
1c892549
JL		 470 struct list_head list;
471 struct completion done;
e28bc5b1
JL		 472 struct cifsFileInfo *cfile;
473 struct address_space *mapping;
474 __u64 offset;
475 unsigned int bytes;
476 pid_t pid;
477 int result;
478 struct list_head pages;
479 struct work_struct work;
8d5ce4d2
JL		 480 int (*marshal_iov) (struct cifs_readdata *rdata,
481 unsigned int remaining);
e28bc5b1
JL		 482 unsigned int nr_iov;
483 struct kvec iov[1];
484};
485
6993f74a 486void cifs_readdata_release(struct kref *refcount);
e28bc5b1
JL		 487int cifs_async_readv(struct cifs_readdata *rdata);
488
c28c89fc
JL		 489/* asynchronous write support */
490struct cifs_writedata {
491 struct kref refcount;
da82f7e7
JL		 492 struct list_head list;
493 struct completion done;
c28c89fc
JL		 494 enum writeback_sync_modes sync_mode;
495 struct work_struct work;
496 struct cifsFileInfo *cfile;
497 __u64 offset;
fe5f5d2e 498 pid_t pid;
c28c89fc
JL		 499 unsigned int bytes;
500 int result;
e9492871
JL		 501 void (*marshal_iov) (struct kvec *iov,
502 struct cifs_writedata *wdata);
c28c89fc
JL		 503 unsigned int nr_pages;
504 struct page *pages[1];
505};
506
507int cifs_async_writev(struct cifs_writedata *wdata);
c2e87640
JL		 508void cifs_writev_complete(struct work_struct *work);
509struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
510 work_func_t complete);
c28c89fc
JL		 511void cifs_writedata_release(struct kref *refcount);
512
1da177e4 513#endif /* _CIFSPROTO_H */
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