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CIFS: Move async read to ops struct
[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 */);
6d5786a3
PS		 40extern unsigned int _get_xid(void);
41extern void _free_xid(unsigned int);
42#define get_xid() \
b6b38f70 43({ \
6d5786a3
PS		 44 unsigned int __xid = _get_xid(); \
45 cFYI(1, "CIFS VFS: in %s as Xid: %u with uid: %d", \
b6b38f70
JP		 46 __func__, __xid, current_fsuid()); \
47 __xid; \
48})
49
6d5786a3 50#define free_xid(curr_xid) \
b6b38f70 51do { \
6d5786a3
PS		 52 _free_xid(curr_xid); \
53 cFYI(1, "CIFS VFS: leaving %s (xid = %u) rc = %d", \
b6b38f70
JP		 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 *);
1da177e4 60extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 61extern char *cifs_compose_mount_options(const char *sb_mountdata,
62 const char *fullpath, const struct dfs_info3_param *ref,
63 char **devname);
99ee4dbd 64/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 65extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
66 struct TCP_Server_Info *server);
766fdbb5 67extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
2dc7e1c0 68extern void cifs_wake_up_task(struct mid_q_entry *mid);
fcc31cb6 69extern int cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
44d22d84
JL		 70 unsigned int nvec, mid_receive_t *receive,
71 mid_callback_t *callback, void *cbdata,
a891f0f8 72 const int flags);
96daf2b0 73extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 74 struct smb_hdr * /* input */ ,
75 struct smb_hdr * /* out */ ,
a891f0f8 76 int * /* bytes returned */ , const int);
96daf2b0 77extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 78 char *in_buf, int flags);
082d0642
PS		 79extern int cifs_setup_request(struct cifs_ses *, struct kvec *, unsigned int,
80 struct mid_q_entry **);
45740847
PS		 81extern int cifs_setup_async_request(struct TCP_Server_Info *, struct kvec *,
82 unsigned int, struct mid_q_entry **);
2c8f981d
JL		 83extern int cifs_check_receive(struct mid_q_entry *mid,
84 struct TCP_Server_Info *server, bool log_error);
96daf2b0 85extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 86 struct kvec *, int /* nvec to send */,
133672ef 87 int * /* type of buf returned */ , const int flags);
ad7a2926 88extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 89 struct cifs_tcon *ptcon,
ad7a2926
SF		 90 struct smb_hdr *in_buf ,
91 struct smb_hdr *out_buf,
92 int *bytes_returned);
28ea5290 93extern int cifs_reconnect(struct TCP_Server_Info *server);
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);
58c45c58
PS		 116extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
117 const struct nls_table *nls_cp);
07119a4d 118extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 119extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 120extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
121 int offset);
c6723628 122extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
1bd5bbcb 123
fb1214e4
PS		 124extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
125 struct file *file,
126 struct tcon_link *tlink,
127 __u32 oplock);
6d5786a3
PS		 128extern int cifs_posix_open(char *full_path, struct inode **inode,
129 struct super_block *sb, int mode,
130 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
131 unsigned 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
1208ef1f
PS		 140extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
141 FILE_ALL_INFO *data, struct super_block *sb,
142 int xid, const __u16 *fid);
1da177e4
LT		 143extern int cifs_get_inode_info_unix(struct inode **pinode,
144 const unsigned char *search_path,
6d5786a3 145 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 146extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
147 unsigned int xid, char *full_path, __u32 dosattr);
148extern int cifs_rename_pending_delete(const char *full_path,
149 struct dentry *dentry,
150 const unsigned int xid);
987b21d7 151extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3
JL		 152 struct cifs_fattr *fattr, struct inode *inode,
153 const char *path, const __u16 *pfid);
a5ff3769
SP		 154extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
155 uid_t, gid_t);
fbeba8bb
SP		 156extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
157 const char *, u32 *);
b73b9a4b 158extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 159 const char *, int);
953f8681 160
e28bc5b1
JL		 161extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
162extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
163 unsigned int to_read);
164extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
165 struct kvec *iov_orig, unsigned int nr_segs,
166 unsigned int to_read);
724d9f1c
PS		 167extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
168 struct cifs_sb_info *cifs_sb);
169extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 170extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 171extern struct smb_vol *cifs_get_volume_info(char *mount_data,
172 const char *devname);
2c6292ae 173extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 174extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 175extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
815465c4
JL		 176
177#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 178extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 179#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
180#define cifs_dfs_release_automount_timer() do { } while (0)
181#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
182
1da177e4
LT		 183void cifs_proc_init(void);
184void cifs_proc_clean(void);
185
286170aa
PS		 186extern int cifs_negotiate_protocol(const unsigned int xid,
187 struct cifs_ses *ses);
58c45c58
PS		 188extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
189 struct nls_table *nls_info);
286170aa 190extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 191
2e6e02ab
PS		 192extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
193 const char *tree, struct cifs_tcon *tcon,
194 const struct nls_table *);
1da177e4 195
6d5786a3 196extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
ec637e3f 197 const char *searchName, const struct nls_table *nls_codepage,
2608bee7
SP		 198 __u16 *searchHandle, __u16 search_flags,
199 struct cifs_search_info *psrch_inf,
ec637e3f 200 int map, const char dirsep);
1da177e4 201
6d5786a3 202extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 203 __u16 searchHandle, __u16 search_flags,
204 struct cifs_search_info *psrch_inf);
1da177e4 205
6d5786a3 206extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 207 const __u16 search_handle);
208
6d5786a3 209extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 210 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 211extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 212 const char *search_Name, FILE_ALL_INFO *data,
213 int legacy /* whether to use old info level */,
214 const struct nls_table *nls_codepage, int remap);
6d5786a3 215extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 216 const char *search_name, FILE_ALL_INFO *data,
217 const struct nls_table *nls_codepage, int remap);
1da177e4 218
6d5786a3 219extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 220 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 221extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 222 struct cifs_tcon *tcon,
1da177e4 223 const unsigned char *searchName,
582d21e5 224 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 225 const struct nls_table *nls_codepage, int remap);
1da177e4 226
6d5786a3 227extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 228 const char *search_name,
229 struct dfs_info3_param **target_nodes,
230 unsigned int *num_of_nodes,
231 const struct nls_table *nls_codepage, int remap);
1da177e4 232
b669f33c 233extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 234 const char *old_path,
737b758c 235 const struct nls_table *nls_codepage,
b669f33c
PS		 236 unsigned int *num_referrals,
237 struct dfs_info3_param **referrals, int remap);
6d5786a3 238extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 239 struct cifs_sb_info *cifs_sb,
240 struct smb_vol *vol);
6d5786a3 241extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 242 struct kstatfs *FSData);
6d5786a3 243extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 244 struct kstatfs *FSData);
6d5786a3 245extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 246 __u64 cap);
247
6d5786a3 248extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 249 struct cifs_tcon *tcon);
6d5786a3
PS		 250extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
251extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
252extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 253 struct kstatfs *FSData);
1da177e4 254
6d5786a3 255extern int CIFSSMBSetPathInfo(const unsigned 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);
6d5786a3 259extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 260 const FILE_BASIC_INFO *data, __u16 fid,
261 __u32 pid_of_opener);
6d5786a3
PS		 262extern int CIFSSMBSetFileDisposition(const unsigned int xid,
263 struct cifs_tcon *tcon,
264 bool delete_file, __u16 fid,
265 __u32 pid_of_opener);
1da177e4 266#if 0
6d5786a3 267extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 268 char *fileName, __u16 dos_attributes,
269 const struct nls_table *nls_codepage);
270#endif /* possibly unneeded function */
6d5786a3 271extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 272 const char *fileName, __u64 size,
4b18f2a9 273 bool setAllocationSizeFlag,
737b758c
SF		 274 const struct nls_table *nls_codepage,
275 int remap_special_chars);
6d5786a3 276extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74 277 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 278 bool AllocSizeFlag);
4e1e7fb9
JL		 279
280struct cifs_unix_set_info_args {
281 __u64 ctime;
282 __u64 atime;
283 __u64 mtime;
284 __u64 mode;
285 __u64 uid;
286 __u64 gid;
287 dev_t device;
288};
289
6d5786a3
PS		 290extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
291 struct cifs_tcon *tcon,
3bbeeb3c
JL		 292 const struct cifs_unix_set_info_args *args,
293 u16 fid, u32 pid_of_opener);
294
6d5786a3 295extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 296 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 297 const struct cifs_unix_set_info_args *args,
298 const struct nls_table *nls_codepage,
ff691e96 299 int remap);
1da177e4 300
6d5786a3 301extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 302 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 303extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 304 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 305extern int CIFSPOSIXDelFile(const unsigned 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);
6d5786a3 309extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 310 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 311extern int CIFSSMBRename(const unsigned 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);
6d5786a3
PS		 315extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
316 int netfid, const char *target_name,
317 const struct nls_table *nls_codepage,
318 int remap_special_chars);
319extern int CIFSCreateHardLink(const unsigned 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);
6d5786a3 324extern int CIFSUnixCreateHardLink(const unsigned 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);
6d5786a3 329extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 330 struct cifs_tcon *tcon,
1da177e4
LT		 331 const char *fromName, const char *toName,
332 const struct nls_table *nls_codepage);
6d5786a3 333extern int CIFSSMBUnixQuerySymLink(const unsigned 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
6d5786a3 338extern int CIFSSMBQueryReparseLinkInfo(const unsigned 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 */
6d5786a3 344extern int CIFSSMBOpen(const unsigned 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);
6d5786a3 349extern int SMBLegacyOpen(const unsigned 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);
6d5786a3 354extern int CIFSPOSIXCreate(const unsigned 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);
6d5786a3 359extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 360 const int smb_file_id);
361
6d5786a3 362extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 363 const int smb_file_id);
364
6d5786a3 365extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 366 unsigned int *nbytes, char **buf,
d38d8c74 367 int *return_buf_type);
6d5786a3 368extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4
PS		 369 unsigned int *nbytes, const char *buf,
370 const char __user *ubuf, const int long_op);
6d5786a3 371extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4 372 unsigned int *nbytes, struct kvec *iov, const int nvec,
1da177e4 373 const int long_op);
6d5786a3 374extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 375 const char *search_name, __u64 *inode_number,
376 const struct nls_table *nls_codepage,
377 int remap);
1da177e4 378
6d5786a3
PS		 379extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
380 const __u16 netfid, const __u8 lock_type,
381 const __u32 num_unlock, const __u32 num_lock,
382 LOCKING_ANDX_RANGE *buf);
383extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 384 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 385 const __u64 offset, const __u32 numUnlock,
386 const __u32 numLock, const __u8 lockType,
12fed00d 387 const bool waitFlag, const __u8 oplock_level);
6d5786a3 388extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 389 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 390 const loff_t start_offset, const __u64 len,
391 struct file_lock *, const __u16 lock_type,
392 const bool waitFlag);
2e6e02ab 393extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 394extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 395extern int CIFSSMBLogoff(const unsigned 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 *);
762a4206 403extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 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 */
6d5786a3 421extern int CIFSSMBNotify(const unsigned 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 */
6d5786a3 426extern int CIFSSMBCopy(unsigned 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);
6d5786a3 433extern ssize_t CIFSSMBQAllEAs(const unsigned 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);
6d5786a3 438extern int CIFSSMBSetEA(const unsigned 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);
6d5786a3 442extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 443 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 444extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 445 struct cifs_ntsd *, __u32, int);
6d5786a3 446extern int CIFSSMBGetPosixACL(const unsigned 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);
6d5786a3 450extern int CIFSSMBSetPosixACL(const unsigned 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);
6d5786a3 454extern int CIFSGetExtAttr(const unsigned 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,
6d5786a3 460 struct cifs_sb_info *cifs_sb, unsigned 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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