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CIFS: Separate protocol specific part from setlk
[thirdparty/linux.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;
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,
d38d8c74 195 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
ec637e3f 196 int map, const char dirsep);
1da177e4 197
96daf2b0 198extern int CIFSFindNext(const int xid, struct cifs_tcon *tcon,
d38d8c74 199 __u16 searchHandle, struct cifs_search_info *psrch_inf);
1da177e4 200
96daf2b0 201extern int CIFSFindClose(const int, struct cifs_tcon *tcon,
1da177e4
LT
202 const __u16 search_handle);
203
96daf2b0 204extern int CIFSSMBQFileInfo(const int xid, struct cifs_tcon *tcon,
bcd5357f 205 u16 netfid, FILE_ALL_INFO *pFindData);
96daf2b0 206extern int CIFSSMBQPathInfo(const int xid, struct cifs_tcon *tcon,
1da177e4 207 const unsigned char *searchName,
582d21e5 208 FILE_ALL_INFO *findData,
acf1a1b1 209 int legacy /* whether to use old info level */,
737b758c 210 const struct nls_table *nls_codepage, int remap);
96daf2b0 211extern int SMBQueryInformation(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF
212 const unsigned char *searchName,
213 FILE_ALL_INFO *findData,
214 const struct nls_table *nls_codepage, int remap);
1da177e4 215
96daf2b0 216extern int CIFSSMBUnixQFileInfo(const int xid, struct cifs_tcon *tcon,
c8634fd3 217 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
1da177e4 218extern int CIFSSMBUnixQPathInfo(const int xid,
96daf2b0 219 struct cifs_tcon *tcon,
1da177e4 220 const unsigned char *searchName,
582d21e5 221 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 222 const struct nls_table *nls_codepage, int remap);
1da177e4 223
96daf2b0 224extern int CIFSGetDFSRefer(const int xid, struct cifs_ses *ses,
1da177e4 225 const unsigned char *searchName,
c2cf07d5
SF
226 struct dfs_info3_param **target_nodes,
227 unsigned int *number_of_nodes_in_array,
737b758c 228 const struct nls_table *nls_codepage, int remap);
1da177e4 229
96daf2b0 230extern int get_dfs_path(int xid, struct cifs_ses *pSesInfo,
d38d8c74 231 const char *old_path,
737b758c 232 const struct nls_table *nls_codepage,
d38d8c74 233 unsigned int *pnum_referrals,
366781c1 234 struct dfs_info3_param **preferrals,
737b758c 235 int remap);
96daf2b0 236extern void reset_cifs_unix_caps(int xid, struct cifs_tcon *tcon,
2c6292ae
AV
237 struct cifs_sb_info *cifs_sb,
238 struct smb_vol *vol);
96daf2b0 239extern int CIFSSMBQFSInfo(const int xid, struct cifs_tcon *tcon,
737b758c 240 struct kstatfs *FSData);
96daf2b0 241extern int SMBOldQFSInfo(const int xid, struct cifs_tcon *tcon,
20962438 242 struct kstatfs *FSData);
96daf2b0 243extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifs_tcon *tcon,
ac67055e
JA
244 __u64 cap);
245
1da177e4 246extern int CIFSSMBQFSAttributeInfo(const int xid,
96daf2b0
SF
247 struct cifs_tcon *tcon);
248extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifs_tcon *tcon);
249extern int CIFSSMBQFSUnixInfo(const int xid, struct cifs_tcon *tcon);
250extern int CIFSSMBQFSPosixInfo(const int xid, struct cifs_tcon *tcon,
737b758c 251 struct kstatfs *FSData);
1da177e4 252
96daf2b0 253extern int CIFSSMBSetPathInfo(const int xid, struct cifs_tcon *tcon,
ad7a2926 254 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF
255 const struct nls_table *nls_codepage,
256 int remap_special_chars);
96daf2b0 257extern int CIFSSMBSetFileInfo(const int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL
258 const FILE_BASIC_INFO *data, __u16 fid,
259 __u32 pid_of_opener);
96daf2b0 260extern int CIFSSMBSetFileDisposition(const int xid, struct cifs_tcon *tcon,
6d22f098 261 bool delete_file, __u16 fid, __u32 pid_of_opener);
1da177e4 262#if 0
96daf2b0 263extern int CIFSSMBSetAttrLegacy(int xid, struct cifs_tcon *tcon,
1da177e4
LT
264 char *fileName, __u16 dos_attributes,
265 const struct nls_table *nls_codepage);
266#endif /* possibly unneeded function */
96daf2b0 267extern int CIFSSMBSetEOF(const int xid, struct cifs_tcon *tcon,
737b758c 268 const char *fileName, __u64 size,
4b18f2a9 269 bool setAllocationSizeFlag,
737b758c
SF
270 const struct nls_table *nls_codepage,
271 int remap_special_chars);
96daf2b0 272extern int CIFSSMBSetFileSize(const int xid, struct cifs_tcon *tcon,
d38d8c74 273 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 274 bool AllocSizeFlag);
4e1e7fb9
JL
275
276struct cifs_unix_set_info_args {
277 __u64 ctime;
278 __u64 atime;
279 __u64 mtime;
280 __u64 mode;
281 __u64 uid;
282 __u64 gid;
283 dev_t device;
284};
285
96daf2b0 286extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifs_tcon *tcon,
3bbeeb3c
JL
287 const struct cifs_unix_set_info_args *args,
288 u16 fid, u32 pid_of_opener);
289
96daf2b0 290extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifs_tcon *pTcon,
4e1e7fb9
JL
291 char *fileName,
292 const struct cifs_unix_set_info_args *args,
737b758c
SF
293 const struct nls_table *nls_codepage,
294 int remap_special_chars);
1da177e4 295
96daf2b0 296extern int CIFSSMBMkDir(const int xid, struct cifs_tcon *tcon,
1da177e4 297 const char *newName,
737b758c
SF
298 const struct nls_table *nls_codepage,
299 int remap_special_chars);
96daf2b0 300extern int CIFSSMBRmDir(const int xid, struct cifs_tcon *tcon,
737b758c
SF
301 const char *name, const struct nls_table *nls_codepage,
302 int remap_special_chars);
96daf2b0 303extern int CIFSPOSIXDelFile(const int xid, struct cifs_tcon *tcon,
2d785a50
SF
304 const char *name, __u16 type,
305 const struct nls_table *nls_codepage,
306 int remap_special_chars);
96daf2b0 307extern int CIFSSMBDelFile(const int xid, struct cifs_tcon *tcon,
1da177e4 308 const char *name,
737b758c
SF
309 const struct nls_table *nls_codepage,
310 int remap_special_chars);
96daf2b0 311extern int CIFSSMBRename(const int xid, struct cifs_tcon *tcon,
1da177e4 312 const char *fromName, const char *toName,
737b758c
SF
313 const struct nls_table *nls_codepage,
314 int remap_special_chars);
96daf2b0 315extern int CIFSSMBRenameOpenFile(const int xid, struct cifs_tcon *pTcon,
391e5755 316 int netfid, const char *target_name,
737b758c
SF
317 const struct nls_table *nls_codepage,
318 int remap_special_chars);
1da177e4 319extern int CIFSCreateHardLink(const int xid,
96daf2b0 320 struct cifs_tcon *tcon,
1da177e4 321 const char *fromName, const char *toName,
737b758c
SF
322 const struct nls_table *nls_codepage,
323 int remap_special_chars);
1da177e4 324extern int CIFSUnixCreateHardLink(const int xid,
96daf2b0 325 struct cifs_tcon *tcon,
1da177e4 326 const char *fromName, const char *toName,
d38d8c74 327 const struct nls_table *nls_codepage,
737b758c 328 int remap_special_chars);
1da177e4 329extern int CIFSUnixCreateSymLink(const int xid,
96daf2b0 330 struct cifs_tcon *tcon,
1da177e4
LT
331 const char *fromName, const char *toName,
332 const struct nls_table *nls_codepage);
333extern int CIFSSMBUnixQuerySymLink(const int xid,
96daf2b0 334 struct cifs_tcon *tcon,
460b9696 335 const unsigned char *searchName, char **syminfo,
1da177e4 336 const struct nls_table *nls_codepage);
c52a9554 337#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
d38d8c74 338extern int CIFSSMBQueryReparseLinkInfo(const int xid,
96daf2b0 339 struct cifs_tcon *tcon,
1da177e4
LT
340 const unsigned char *searchName,
341 char *symlinkinfo, const int buflen, __u16 fid,
342 const struct nls_table *nls_codepage);
c52a9554 343#endif /* temporarily unused until cifs_symlink fixed */
96daf2b0 344extern int CIFSSMBOpen(const int xid, struct cifs_tcon *tcon,
1da177e4
LT
345 const char *fileName, const int disposition,
346 const int access_flags, const int omode,
8840dee9 347 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 348 const struct nls_table *nls_codepage, int remap);
96daf2b0 349extern int SMBLegacyOpen(const int xid, struct cifs_tcon *tcon,
a9d02ad4
SF
350 const char *fileName, const int disposition,
351 const int access_flags, const int omode,
8840dee9 352 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 353 const struct nls_table *nls_codepage, int remap);
96daf2b0 354extern int CIFSPOSIXCreate(const int xid, struct cifs_tcon *tcon,
8840dee9 355 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF
356 FILE_UNIX_BASIC_INFO *pRetData,
357 __u32 *pOplock, const char *name,
d38d8c74 358 const struct nls_table *nls_codepage, int remap);
96daf2b0 359extern int CIFSSMBClose(const int xid, struct cifs_tcon *tcon,
1da177e4
LT
360 const int smb_file_id);
361
96daf2b0 362extern int CIFSSMBFlush(const int xid, struct cifs_tcon *tcon,
b298f223
SF
363 const int smb_file_id);
364
d4ffff1f
PS
365extern int CIFSSMBRead(const int xid, struct cifs_io_parms *io_parms,
366 unsigned int *nbytes, char **buf,
d38d8c74 367 int *return_buf_type);
fa2989f4
PS
368extern int CIFSSMBWrite(const int xid, struct cifs_io_parms *io_parms,
369 unsigned int *nbytes, const char *buf,
370 const char __user *ubuf, const int long_op);
371extern int CIFSSMBWrite2(const int xid, struct cifs_io_parms *io_parms,
372 unsigned int *nbytes, struct kvec *iov, const int nvec,
1da177e4 373 const int long_op);
96daf2b0 374extern int CIFSGetSrvInodeNumber(const int xid, struct cifs_tcon *tcon,
8840dee9 375 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 376 const struct nls_table *nls_codepage,
737b758c 377 int remap_special_chars);
1da177e4 378
9ee305b7
PS
379extern int cifs_lockv(const int xid, struct cifs_tcon *tcon, const __u16 netfid,
380 const __u8 lock_type, const __u32 num_unlock,
381 const __u32 num_lock, LOCKING_ANDX_RANGE *buf);
96daf2b0 382extern int CIFSSMBLock(const int xid, struct cifs_tcon *tcon,
03776f45 383 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT
384 const __u64 offset, const __u32 numUnlock,
385 const __u32 numLock, const __u8 lockType,
12fed00d 386 const bool waitFlag, const __u8 oplock_level);
96daf2b0 387extern int CIFSSMBPosixLock(const int xid, struct cifs_tcon *tcon,
4f6bcec9
PS
388 const __u16 smb_file_id, const __u32 netpid,
389 const int get_flag, const __u64 len, struct file_lock *,
4b18f2a9 390 const __u16 lock_type, const bool waitFlag);
96daf2b0 391extern int CIFSSMBTDis(const int xid, struct cifs_tcon *tcon);
766fdbb5 392extern int CIFSSMBEcho(struct TCP_Server_Info *server);
96daf2b0 393extern int CIFSSMBLogoff(const int xid, struct cifs_ses *ses);
1da177e4 394
96daf2b0
SF
395extern struct cifs_ses *sesInfoAlloc(void);
396extern void sesInfoFree(struct cifs_ses *);
397extern struct cifs_tcon *tconInfoAlloc(void);
398extern void tconInfoFree(struct cifs_tcon *);
1da177e4 399
d38d8c74 400extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF
401extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
402 __u32 *);
826a95e4 403extern int cifs_verify_signature(struct kvec *iov, unsigned int nr_iov,
21e73393 404 struct TCP_Server_Info *server,
b609f06a 405 __u32 expected_sequence_number);
9ef5992e
SP
406extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
407 const struct nls_table *);
408extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 409extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521
SP
410extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *);
411extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 412extern int calc_seckey(struct cifs_ses *);
d2b91521 413
7c7b25bc 414#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 415extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 416 bool encrypt, char *lnm_session_key);
7c7b25bc 417#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 418#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
96daf2b0 419extern int CIFSSMBNotify(const int xid, struct cifs_tcon *tcon,
0eff0e26
SF
420 const int notify_subdirs, const __u16 netfid,
421 __u32 filter, struct file *file, int multishot,
422 const struct nls_table *nls_codepage);
423#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
1da177e4 424extern int CIFSSMBCopy(int xid,
96daf2b0 425 struct cifs_tcon *source_tcon,
1da177e4
LT
426 const char *fromName,
427 const __u16 target_tid,
428 const char *toName, const int flags,
50c2f753 429 const struct nls_table *nls_codepage,
737b758c 430 int remap_special_chars);
96daf2b0 431extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifs_tcon *tcon,
31c0519f
JL
432 const unsigned char *searchName,
433 const unsigned char *ea_name, char *EAData,
737b758c
SF
434 size_t bufsize, const struct nls_table *nls_codepage,
435 int remap_special_chars);
96daf2b0 436extern int CIFSSMBSetEA(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF
437 const char *fileName, const char *ea_name,
438 const void *ea_value, const __u16 ea_value_len,
737b758c 439 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 440extern int CIFSSMBGetCIFSACL(const int xid, struct cifs_tcon *tcon,
630f3f0c 441 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
96daf2b0 442extern int CIFSSMBSetCIFSACL(const int, struct cifs_tcon *, __u16,
a5ff3769 443 struct cifs_ntsd *, __u32, int);
96daf2b0 444extern int CIFSSMBGetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4 445 const unsigned char *searchName,
d38d8c74 446 char *acl_inf, const int buflen, const int acl_type,
737b758c 447 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 448extern int CIFSSMBSetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4
LT
449 const unsigned char *fileName,
450 const char *local_acl, const int buflen, const int acl_type,
737b758c 451 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 452extern int CIFSGetExtAttr(const int xid, struct cifs_tcon *tcon,
8840dee9 453 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 454extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
8bfb50a8
SM
455extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
456extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
457 const unsigned char *path,
458 struct cifs_sb_info *cifs_sb, int xid);
ee2c9258 459extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP
460extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
461 const struct nls_table *codepage);
43988d76 462extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 463 unsigned char *p24);
c28c89fc 464
e28bc5b1
JL
465/* asynchronous read support */
466struct cifs_readdata {
6993f74a 467 struct kref refcount;
1c892549
JL
468 struct list_head list;
469 struct completion done;
e28bc5b1
JL
470 struct cifsFileInfo *cfile;
471 struct address_space *mapping;
472 __u64 offset;
473 unsigned int bytes;
474 pid_t pid;
475 int result;
476 struct list_head pages;
477 struct work_struct work;
8d5ce4d2
JL
478 int (*marshal_iov) (struct cifs_readdata *rdata,
479 unsigned int remaining);
e28bc5b1
JL
480 unsigned int nr_iov;
481 struct kvec iov[1];
482};
483
6993f74a 484void cifs_readdata_release(struct kref *refcount);
e28bc5b1
JL
485int cifs_async_readv(struct cifs_readdata *rdata);
486
c28c89fc
JL
487/* asynchronous write support */
488struct cifs_writedata {
489 struct kref refcount;
da82f7e7
JL
490 struct list_head list;
491 struct completion done;
c28c89fc
JL
492 enum writeback_sync_modes sync_mode;
493 struct work_struct work;
494 struct cifsFileInfo *cfile;
495 __u64 offset;
fe5f5d2e 496 pid_t pid;
c28c89fc
JL
497 unsigned int bytes;
498 int result;
e9492871
JL
499 void (*marshal_iov) (struct kvec *iov,
500 struct cifs_writedata *wdata);
c28c89fc
JL
501 unsigned int nr_pages;
502 struct page *pages[1];
503};
504
505int cifs_async_writev(struct cifs_writedata *wdata);
c2e87640
JL
506void cifs_writev_complete(struct work_struct *work);
507struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
508 work_func_t complete);
c28c89fc
JL
509void cifs_writedata_release(struct kref *refcount);
510
1da177e4 511#endif /* _CIFSPROTO_H */