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CIFS: Fix incorrect max RFC1002 write size value
[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;
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
JL		 71extern int cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
72 unsigned int nvec, mid_callback_t *callback,
59ffd841 73 void *cbdata, bool ignore_pend);
96daf2b0 74extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 75 struct smb_hdr * /* input */ ,
76 struct smb_hdr * /* out */ ,
77 int * /* bytes returned */ , const int long_op);
96daf2b0 78extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
133672ef 79 struct smb_hdr *in_buf, int flags);
2c8f981d
JL		 80extern int cifs_check_receive(struct mid_q_entry *mid,
81 struct TCP_Server_Info *server, bool log_error);
96daf2b0 82extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 83 struct kvec *, int /* nvec to send */,
133672ef 84 int * /* type of buf returned */ , const int flags);
ad7a2926 85extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 86 struct cifs_tcon *ptcon,
ad7a2926
SF		 87 struct smb_hdr *in_buf ,
88 struct smb_hdr *out_buf,
89 int *bytes_returned);
d103e164 90extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
4b18f2a9
SF		 91extern bool is_valid_oplock_break(struct smb_hdr *smb,
92 struct TCP_Server_Info *);
3d3ea8e6 93extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 94extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 95extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
96 unsigned int bytes_written);
6508d904 97extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 98extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
1da177e4
LT		 99extern unsigned int smbCalcSize(struct smb_hdr *ptr);
100extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 101 struct TCP_Server_Info *server);
67b7626a 102extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
32670396 103extern int cifs_set_port(struct sockaddr *addr, const unsigned short int port);
67b7626a 104extern int cifs_fill_sockaddr(struct sockaddr *dst, const char *src, int len,
32670396 105 const unsigned short int port);
2c8f981d 106extern int map_smb_to_linux_error(struct smb_hdr *smb, bool logErr);
1da177e4 107extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 108 const struct cifs_tcon *, int /* length of
1982c344 109 fixed section (word count) in two byte units */);
5815449d 110extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 111 struct cifs_ses *ses,
50c2f753 112 void **request_buf);
96daf2b0 113extern int CIFS_SessSetup(unsigned int xid, struct cifs_ses *ses,
5815449d 114 const struct nls_table *nls_cp);
1982c344 115extern __u16 GetNextMid(struct TCP_Server_Info *server);
07119a4d 116extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 117extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 118extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
119 int offset);
c6723628 120extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
1bd5bbcb 121
7a16f196
SF		 122extern struct cifsFileInfo *cifs_new_fileinfo(__u16 fileHandle,
123 struct file *file, struct tcon_link *tlink,
124 __u32 oplock);
7fc8f4e9 125extern int cifs_posix_open(char *full_path, struct inode **pinode,
fa588e0c 126 struct super_block *sb,
608712fe 127 int mode, unsigned int f_flags,
fa588e0c 128 __u32 *poplock, __u16 *pnetfid, int xid);
4065c802 129void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 130extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
131 FILE_UNIX_BASIC_INFO *info,
132 struct cifs_sb_info *cifs_sb);
133extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 134extern struct inode *cifs_iget(struct super_block *sb,
135 struct cifs_fattr *fattr);
136
abab095d 137extern int cifs_get_file_info(struct file *filp);
1da177e4 138extern int cifs_get_inode_info(struct inode **pinode,
d38d8c74 139 const unsigned char *search_path,
582d21e5 140 FILE_ALL_INFO *pfile_info,
8b1327f6 141 struct super_block *sb, int xid, const __u16 *pfid);
abab095d 142extern int cifs_get_file_info_unix(struct file *filp);
1da177e4
LT		 143extern int cifs_get_inode_info_unix(struct inode **pinode,
144 const unsigned char *search_path,
d38d8c74 145 struct super_block *sb, int xid);
987b21d7 146extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3
JL		 147 struct cifs_fattr *fattr, struct inode *inode,
148 const char *path, const __u16 *pfid);
78415d2d 149extern int mode_to_cifs_acl(struct inode *inode, const char *path, __u64);
fbeba8bb
SP		 150extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
151 const char *, u32 *);
b73b9a4b
SF		 152extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
153 const char *);
953f8681 154
724d9f1c
PS		 155extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
156 struct cifs_sb_info *cifs_sb);
157extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 158extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 159extern struct smb_vol *cifs_get_volume_info(char *mount_data,
160 const char *devname);
2c6292ae 161extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 162extern void cifs_umount(struct cifs_sb_info *);
78d31a3a 163extern void cifs_dfs_release_automount_timer(void);
1da177e4
LT		 164void cifs_proc_init(void);
165void cifs_proc_clean(void);
166
198b5682 167extern int cifs_negotiate_protocol(unsigned int xid,
96daf2b0
SF		 168 struct cifs_ses *ses);
169extern int cifs_setup_session(unsigned int xid, struct cifs_ses *ses,
d38d8c74 170 struct nls_table *nls_info);
96daf2b0 171extern int CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses);
1da177e4 172
96daf2b0
SF		 173extern int CIFSTCon(unsigned int xid, struct cifs_ses *ses,
174 const char *tree, struct cifs_tcon *tcon,
1da177e4
LT		 175 const struct nls_table *);
176
96daf2b0 177extern int CIFSFindFirst(const int xid, struct cifs_tcon *tcon,
ec637e3f 178 const char *searchName, const struct nls_table *nls_codepage,
d38d8c74 179 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
ec637e3f 180 int map, const char dirsep);
1da177e4 181
96daf2b0 182extern int CIFSFindNext(const int xid, struct cifs_tcon *tcon,
d38d8c74 183 __u16 searchHandle, struct cifs_search_info *psrch_inf);
1da177e4 184
96daf2b0 185extern int CIFSFindClose(const int, struct cifs_tcon *tcon,
1da177e4
LT		 186 const __u16 search_handle);
187
96daf2b0 188extern int CIFSSMBQFileInfo(const int xid, struct cifs_tcon *tcon,
bcd5357f 189 u16 netfid, FILE_ALL_INFO *pFindData);
96daf2b0 190extern int CIFSSMBQPathInfo(const int xid, struct cifs_tcon *tcon,
1da177e4 191 const unsigned char *searchName,
582d21e5 192 FILE_ALL_INFO *findData,
acf1a1b1 193 int legacy /* whether to use old info level */,
737b758c 194 const struct nls_table *nls_codepage, int remap);
96daf2b0 195extern int SMBQueryInformation(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 196 const unsigned char *searchName,
197 FILE_ALL_INFO *findData,
198 const struct nls_table *nls_codepage, int remap);
1da177e4 199
96daf2b0 200extern int CIFSSMBUnixQFileInfo(const int xid, struct cifs_tcon *tcon,
c8634fd3 201 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
1da177e4 202extern int CIFSSMBUnixQPathInfo(const int xid,
96daf2b0 203 struct cifs_tcon *tcon,
1da177e4 204 const unsigned char *searchName,
582d21e5 205 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 206 const struct nls_table *nls_codepage, int remap);
1da177e4 207
96daf2b0 208extern int CIFSGetDFSRefer(const int xid, struct cifs_ses *ses,
1da177e4 209 const unsigned char *searchName,
c2cf07d5
SF		 210 struct dfs_info3_param **target_nodes,
211 unsigned int *number_of_nodes_in_array,
737b758c 212 const struct nls_table *nls_codepage, int remap);
1da177e4 213
96daf2b0 214extern int get_dfs_path(int xid, struct cifs_ses *pSesInfo,
d38d8c74 215 const char *old_path,
737b758c 216 const struct nls_table *nls_codepage,
d38d8c74 217 unsigned int *pnum_referrals,
366781c1 218 struct dfs_info3_param **preferrals,
737b758c 219 int remap);
96daf2b0 220extern void reset_cifs_unix_caps(int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 221 struct cifs_sb_info *cifs_sb,
222 struct smb_vol *vol);
96daf2b0 223extern int CIFSSMBQFSInfo(const int xid, struct cifs_tcon *tcon,
737b758c 224 struct kstatfs *FSData);
96daf2b0 225extern int SMBOldQFSInfo(const int xid, struct cifs_tcon *tcon,
20962438 226 struct kstatfs *FSData);
96daf2b0 227extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifs_tcon *tcon,
ac67055e
JA		 228 __u64 cap);
229
1da177e4 230extern int CIFSSMBQFSAttributeInfo(const int xid,
96daf2b0
SF		 231 struct cifs_tcon *tcon);
232extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifs_tcon *tcon);
233extern int CIFSSMBQFSUnixInfo(const int xid, struct cifs_tcon *tcon);
234extern int CIFSSMBQFSPosixInfo(const int xid, struct cifs_tcon *tcon,
737b758c 235 struct kstatfs *FSData);
1da177e4 236
96daf2b0 237extern int CIFSSMBSetPathInfo(const int xid, struct cifs_tcon *tcon,
ad7a2926 238 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 239 const struct nls_table *nls_codepage,
240 int remap_special_chars);
96daf2b0 241extern int CIFSSMBSetFileInfo(const int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 242 const FILE_BASIC_INFO *data, __u16 fid,
243 __u32 pid_of_opener);
96daf2b0 244extern int CIFSSMBSetFileDisposition(const int xid, struct cifs_tcon *tcon,
6d22f098 245 bool delete_file, __u16 fid, __u32 pid_of_opener);
1da177e4 246#if 0
96daf2b0 247extern int CIFSSMBSetAttrLegacy(int xid, struct cifs_tcon *tcon,
1da177e4
LT		 248 char *fileName, __u16 dos_attributes,
249 const struct nls_table *nls_codepage);
250#endif /* possibly unneeded function */
96daf2b0 251extern int CIFSSMBSetEOF(const int xid, struct cifs_tcon *tcon,
737b758c 252 const char *fileName, __u64 size,
4b18f2a9 253 bool setAllocationSizeFlag,
737b758c
SF		 254 const struct nls_table *nls_codepage,
255 int remap_special_chars);
96daf2b0 256extern int CIFSSMBSetFileSize(const int xid, struct cifs_tcon *tcon,
d38d8c74 257 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 258 bool AllocSizeFlag);
4e1e7fb9
JL		 259
260struct cifs_unix_set_info_args {
261 __u64 ctime;
262 __u64 atime;
263 __u64 mtime;
264 __u64 mode;
265 __u64 uid;
266 __u64 gid;
267 dev_t device;
268};
269
96daf2b0 270extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifs_tcon *tcon,
3bbeeb3c
JL		 271 const struct cifs_unix_set_info_args *args,
272 u16 fid, u32 pid_of_opener);
273
96daf2b0 274extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifs_tcon *pTcon,
4e1e7fb9
JL		 275 char *fileName,
276 const struct cifs_unix_set_info_args *args,
737b758c
SF		 277 const struct nls_table *nls_codepage,
278 int remap_special_chars);
1da177e4 279
96daf2b0 280extern int CIFSSMBMkDir(const int xid, struct cifs_tcon *tcon,
1da177e4 281 const char *newName,
737b758c
SF		 282 const struct nls_table *nls_codepage,
283 int remap_special_chars);
96daf2b0 284extern int CIFSSMBRmDir(const int xid, struct cifs_tcon *tcon,
737b758c
SF		 285 const char *name, const struct nls_table *nls_codepage,
286 int remap_special_chars);
96daf2b0 287extern int CIFSPOSIXDelFile(const int xid, struct cifs_tcon *tcon,
2d785a50
SF		 288 const char *name, __u16 type,
289 const struct nls_table *nls_codepage,
290 int remap_special_chars);
96daf2b0 291extern int CIFSSMBDelFile(const int xid, struct cifs_tcon *tcon,
1da177e4 292 const char *name,
737b758c
SF		 293 const struct nls_table *nls_codepage,
294 int remap_special_chars);
96daf2b0 295extern int CIFSSMBRename(const int xid, struct cifs_tcon *tcon,
1da177e4 296 const char *fromName, const char *toName,
737b758c
SF		 297 const struct nls_table *nls_codepage,
298 int remap_special_chars);
96daf2b0 299extern int CIFSSMBRenameOpenFile(const int xid, struct cifs_tcon *pTcon,
391e5755 300 int netfid, const char *target_name,
737b758c
SF		 301 const struct nls_table *nls_codepage,
302 int remap_special_chars);
1da177e4 303extern int CIFSCreateHardLink(const int xid,
96daf2b0 304 struct cifs_tcon *tcon,
1da177e4 305 const char *fromName, const char *toName,
737b758c
SF		 306 const struct nls_table *nls_codepage,
307 int remap_special_chars);
1da177e4 308extern int CIFSUnixCreateHardLink(const int xid,
96daf2b0 309 struct cifs_tcon *tcon,
1da177e4 310 const char *fromName, const char *toName,
d38d8c74 311 const struct nls_table *nls_codepage,
737b758c 312 int remap_special_chars);
1da177e4 313extern int CIFSUnixCreateSymLink(const int xid,
96daf2b0 314 struct cifs_tcon *tcon,
1da177e4
LT		 315 const char *fromName, const char *toName,
316 const struct nls_table *nls_codepage);
317extern int CIFSSMBUnixQuerySymLink(const int xid,
96daf2b0 318 struct cifs_tcon *tcon,
460b9696 319 const unsigned char *searchName, char **syminfo,
1da177e4 320 const struct nls_table *nls_codepage);
c52a9554 321#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
d38d8c74 322extern int CIFSSMBQueryReparseLinkInfo(const int xid,
96daf2b0 323 struct cifs_tcon *tcon,
1da177e4
LT		 324 const unsigned char *searchName,
325 char *symlinkinfo, const int buflen, __u16 fid,
326 const struct nls_table *nls_codepage);
c52a9554 327#endif /* temporarily unused until cifs_symlink fixed */
96daf2b0 328extern int CIFSSMBOpen(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 329 const char *fileName, const int disposition,
330 const int access_flags, const int omode,
8840dee9 331 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 332 const struct nls_table *nls_codepage, int remap);
96daf2b0 333extern int SMBLegacyOpen(const int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 334 const char *fileName, const int disposition,
335 const int access_flags, const int omode,
8840dee9 336 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 337 const struct nls_table *nls_codepage, int remap);
96daf2b0 338extern int CIFSPOSIXCreate(const int xid, struct cifs_tcon *tcon,
8840dee9 339 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 340 FILE_UNIX_BASIC_INFO *pRetData,
341 __u32 *pOplock, const char *name,
d38d8c74 342 const struct nls_table *nls_codepage, int remap);
96daf2b0 343extern int CIFSSMBClose(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 344 const int smb_file_id);
345
96daf2b0 346extern int CIFSSMBFlush(const int xid, struct cifs_tcon *tcon,
b298f223
SF		 347 const int smb_file_id);
348
d4ffff1f
PS		 349extern int CIFSSMBRead(const int xid, struct cifs_io_parms *io_parms,
350 unsigned int *nbytes, char **buf,
d38d8c74 351 int *return_buf_type);
fa2989f4
PS		 352extern int CIFSSMBWrite(const int xid, struct cifs_io_parms *io_parms,
353 unsigned int *nbytes, const char *buf,
354 const char __user *ubuf, const int long_op);
355extern int CIFSSMBWrite2(const int xid, struct cifs_io_parms *io_parms,
356 unsigned int *nbytes, struct kvec *iov, const int nvec,
1da177e4 357 const int long_op);
96daf2b0 358extern int CIFSGetSrvInodeNumber(const int xid, struct cifs_tcon *tcon,
8840dee9 359 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 360 const struct nls_table *nls_codepage,
737b758c 361 int remap_special_chars);
1da177e4 362
96daf2b0 363extern int CIFSSMBLock(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 364 const __u16 netfid, const __u64 len,
365 const __u64 offset, const __u32 numUnlock,
366 const __u32 numLock, const __u8 lockType,
12fed00d 367 const bool waitFlag, const __u8 oplock_level);
96daf2b0 368extern int CIFSSMBPosixLock(const int xid, struct cifs_tcon *tcon,
08547b03 369 const __u16 smb_file_id, const int get_flag,
d38d8c74 370 const __u64 len, struct file_lock *,
4b18f2a9 371 const __u16 lock_type, const bool waitFlag);
96daf2b0 372extern int CIFSSMBTDis(const int xid, struct cifs_tcon *tcon);
766fdbb5 373extern int CIFSSMBEcho(struct TCP_Server_Info *server);
96daf2b0 374extern int CIFSSMBLogoff(const int xid, struct cifs_ses *ses);
1da177e4 375
96daf2b0
SF		 376extern struct cifs_ses *sesInfoAlloc(void);
377extern void sesInfoFree(struct cifs_ses *);
378extern struct cifs_tcon *tconInfoAlloc(void);
379extern void tconInfoFree(struct cifs_tcon *);
1da177e4 380
d38d8c74 381extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF		 382extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
383 __u32 *);
826a95e4 384extern int cifs_verify_signature(struct kvec *iov, unsigned int nr_iov,
21e73393 385 struct TCP_Server_Info *server,
b609f06a 386 __u32 expected_sequence_number);
ee2c9258 387extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *);
96daf2b0
SF		 388extern int setup_ntlm_response(struct cifs_ses *);
389extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521
SP		 390extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *);
391extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 392extern int calc_seckey(struct cifs_ses *);
d2b91521 393
7c7b25bc 394#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 395extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 396 bool encrypt, char *lnm_session_key);
7c7b25bc 397#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 398#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
96daf2b0 399extern int CIFSSMBNotify(const int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 400 const int notify_subdirs, const __u16 netfid,
401 __u32 filter, struct file *file, int multishot,
402 const struct nls_table *nls_codepage);
403#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
1da177e4 404extern int CIFSSMBCopy(int xid,
96daf2b0 405 struct cifs_tcon *source_tcon,
1da177e4
LT		 406 const char *fromName,
407 const __u16 target_tid,
408 const char *toName, const int flags,
50c2f753 409 const struct nls_table *nls_codepage,
737b758c 410 int remap_special_chars);
96daf2b0 411extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifs_tcon *tcon,
31c0519f
JL		 412 const unsigned char *searchName,
413 const unsigned char *ea_name, char *EAData,
737b758c
SF		 414 size_t bufsize, const struct nls_table *nls_codepage,
415 int remap_special_chars);
96daf2b0 416extern int CIFSSMBSetEA(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 417 const char *fileName, const char *ea_name,
418 const void *ea_value, const __u16 ea_value_len,
737b758c 419 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 420extern int CIFSSMBGetCIFSACL(const int xid, struct cifs_tcon *tcon,
630f3f0c 421 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
96daf2b0 422extern int CIFSSMBSetCIFSACL(const int, struct cifs_tcon *, __u16,
97837582 423 struct cifs_ntsd *, __u32);
96daf2b0 424extern int CIFSSMBGetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4 425 const unsigned char *searchName,
d38d8c74 426 char *acl_inf, const int buflen, const int acl_type,
737b758c 427 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 428extern int CIFSSMBSetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 429 const unsigned char *fileName,
430 const char *local_acl, const int buflen, const int acl_type,
737b758c 431 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 432extern int CIFSGetExtAttr(const int xid, struct cifs_tcon *tcon,
8840dee9 433 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 434extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
8bfb50a8
SM		 435extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
436extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
437 const unsigned char *path,
438 struct cifs_sb_info *cifs_sb, int xid);
ee2c9258
SP		 439extern int mdfour(unsigned char *, unsigned char *, int);
440extern int E_md4hash(const unsigned char *passwd, unsigned char *p16);
43988d76 441extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 442 unsigned char *p24);
c28c89fc
JL		 443
444/* asynchronous write support */
445struct cifs_writedata {
446 struct kref refcount;
447 enum writeback_sync_modes sync_mode;
448 struct work_struct work;
449 struct cifsFileInfo *cfile;
450 __u64 offset;
451 unsigned int bytes;
452 int result;
453 unsigned int nr_pages;
454 struct page *pages[1];
455};
456
457int cifs_async_writev(struct cifs_writedata *wdata);
458struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages);
459void cifs_writedata_release(struct kref *refcount);
460
1da177e4 461#endif /* _CIFSPROTO_H */
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