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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,
133672ef 80 struct smb_hdr *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);
d103e164 94extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
4b18f2a9
SF		 95extern bool is_valid_oplock_break(struct smb_hdr *smb,
96 struct TCP_Server_Info *);
3d3ea8e6 97extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 98extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 99extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
100 unsigned int bytes_written);
6508d904 101extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 102extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
1da177e4
LT		 103extern unsigned int smbCalcSize(struct smb_hdr *ptr);
104extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 105 struct TCP_Server_Info *server);
67b7626a 106extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
32670396 107extern int cifs_set_port(struct sockaddr *addr, const unsigned short int port);
67b7626a 108extern int cifs_fill_sockaddr(struct sockaddr *dst, const char *src, int len,
32670396 109 const unsigned short int port);
2c8f981d 110extern int map_smb_to_linux_error(struct smb_hdr *smb, bool logErr);
1da177e4 111extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 112 const struct cifs_tcon *, int /* length of
1982c344 113 fixed section (word count) in two byte units */);
5815449d 114extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 115 struct cifs_ses *ses,
50c2f753 116 void **request_buf);
96daf2b0 117extern int CIFS_SessSetup(unsigned int xid, struct cifs_ses *ses,
5815449d 118 const struct nls_table *nls_cp);
1982c344 119extern __u16 GetNextMid(struct TCP_Server_Info *server);
07119a4d 120extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 121extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 122extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
123 int offset);
c6723628 124extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
1bd5bbcb 125
7a16f196
SF		 126extern struct cifsFileInfo *cifs_new_fileinfo(__u16 fileHandle,
127 struct file *file, struct tcon_link *tlink,
128 __u32 oplock);
7fc8f4e9 129extern int cifs_posix_open(char *full_path, struct inode **pinode,
fa588e0c 130 struct super_block *sb,
608712fe 131 int mode, unsigned int f_flags,
fa588e0c 132 __u32 *poplock, __u16 *pnetfid, int xid);
4065c802 133void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 134extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
135 FILE_UNIX_BASIC_INFO *info,
136 struct cifs_sb_info *cifs_sb);
137extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 138extern struct inode *cifs_iget(struct super_block *sb,
139 struct cifs_fattr *fattr);
140
abab095d 141extern int cifs_get_file_info(struct file *filp);
1da177e4 142extern int cifs_get_inode_info(struct inode **pinode,
d38d8c74 143 const unsigned char *search_path,
582d21e5 144 FILE_ALL_INFO *pfile_info,
8b1327f6 145 struct super_block *sb, int xid, const __u16 *pfid);
abab095d 146extern int cifs_get_file_info_unix(struct file *filp);
1da177e4
LT		 147extern int cifs_get_inode_info_unix(struct inode **pinode,
148 const unsigned char *search_path,
d38d8c74 149 struct super_block *sb, int xid);
987b21d7 150extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3
JL		 151 struct cifs_fattr *fattr, struct inode *inode,
152 const char *path, const __u16 *pfid);
a5ff3769
SP		 153extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
154 uid_t, gid_t);
fbeba8bb
SP		 155extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
156 const char *, u32 *);
b73b9a4b 157extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 158 const char *, int);
953f8681 159
e28bc5b1
JL		 160extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
161extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
162 unsigned int to_read);
163extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
164 struct kvec *iov_orig, unsigned int nr_segs,
165 unsigned int to_read);
724d9f1c
PS		 166extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
167 struct cifs_sb_info *cifs_sb);
168extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 169extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 170extern struct smb_vol *cifs_get_volume_info(char *mount_data,
171 const char *devname);
2c6292ae 172extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 173extern void cifs_umount(struct cifs_sb_info *);
815465c4
JL		 174
175#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 176extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 177#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
178#define cifs_dfs_release_automount_timer() do { } while (0)
179#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
180
1da177e4
LT		 181void cifs_proc_init(void);
182void cifs_proc_clean(void);
183
198b5682 184extern int cifs_negotiate_protocol(unsigned int xid,
96daf2b0
SF		 185 struct cifs_ses *ses);
186extern int cifs_setup_session(unsigned int xid, struct cifs_ses *ses,
d38d8c74 187 struct nls_table *nls_info);
96daf2b0 188extern int CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses);
1da177e4 189
96daf2b0
SF		 190extern int CIFSTCon(unsigned int xid, struct cifs_ses *ses,
191 const char *tree, struct cifs_tcon *tcon,
1da177e4
LT		 192 const struct nls_table *);
193
96daf2b0 194extern int CIFSFindFirst(const int xid, struct cifs_tcon *tcon,
ec637e3f 195 const char *searchName, const struct nls_table *nls_codepage,
d38d8c74 196 __u16 *searchHandle, 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,
d38d8c74 200 __u16 searchHandle, struct cifs_search_info *psrch_inf);
1da177e4 201
96daf2b0 202extern int CIFSFindClose(const int, struct cifs_tcon *tcon,
1da177e4
LT		 203 const __u16 search_handle);
204
96daf2b0 205extern int CIFSSMBQFileInfo(const int xid, struct cifs_tcon *tcon,
bcd5357f 206 u16 netfid, FILE_ALL_INFO *pFindData);
96daf2b0 207extern int CIFSSMBQPathInfo(const int xid, struct cifs_tcon *tcon,
1da177e4 208 const unsigned char *searchName,
582d21e5 209 FILE_ALL_INFO *findData,
acf1a1b1 210 int legacy /* whether to use old info level */,
737b758c 211 const struct nls_table *nls_codepage, int remap);
96daf2b0 212extern int SMBQueryInformation(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 213 const unsigned char *searchName,
214 FILE_ALL_INFO *findData,
215 const struct nls_table *nls_codepage, int remap);
1da177e4 216
96daf2b0 217extern int CIFSSMBUnixQFileInfo(const int xid, struct cifs_tcon *tcon,
c8634fd3 218 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
1da177e4 219extern int CIFSSMBUnixQPathInfo(const int xid,
96daf2b0 220 struct cifs_tcon *tcon,
1da177e4 221 const unsigned char *searchName,
582d21e5 222 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 223 const struct nls_table *nls_codepage, int remap);
1da177e4 224
96daf2b0 225extern int CIFSGetDFSRefer(const int xid, struct cifs_ses *ses,
1da177e4 226 const unsigned char *searchName,
c2cf07d5
SF		 227 struct dfs_info3_param **target_nodes,
228 unsigned int *number_of_nodes_in_array,
737b758c 229 const struct nls_table *nls_codepage, int remap);
1da177e4 230
96daf2b0 231extern int get_dfs_path(int xid, struct cifs_ses *pSesInfo,
d38d8c74 232 const char *old_path,
737b758c 233 const struct nls_table *nls_codepage,
d38d8c74 234 unsigned int *pnum_referrals,
366781c1 235 struct dfs_info3_param **preferrals,
737b758c 236 int remap);
96daf2b0 237extern void reset_cifs_unix_caps(int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 238 struct cifs_sb_info *cifs_sb,
239 struct smb_vol *vol);
96daf2b0 240extern int CIFSSMBQFSInfo(const int xid, struct cifs_tcon *tcon,
737b758c 241 struct kstatfs *FSData);
96daf2b0 242extern int SMBOldQFSInfo(const int xid, struct cifs_tcon *tcon,
20962438 243 struct kstatfs *FSData);
96daf2b0 244extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifs_tcon *tcon,
ac67055e
JA		 245 __u64 cap);
246
1da177e4 247extern int CIFSSMBQFSAttributeInfo(const int xid,
96daf2b0
SF		 248 struct cifs_tcon *tcon);
249extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifs_tcon *tcon);
250extern int CIFSSMBQFSUnixInfo(const int xid, struct cifs_tcon *tcon);
251extern int CIFSSMBQFSPosixInfo(const int xid, struct cifs_tcon *tcon,
737b758c 252 struct kstatfs *FSData);
1da177e4 253
96daf2b0 254extern int CIFSSMBSetPathInfo(const int xid, struct cifs_tcon *tcon,
ad7a2926 255 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 256 const struct nls_table *nls_codepage,
257 int remap_special_chars);
96daf2b0 258extern int CIFSSMBSetFileInfo(const int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 259 const FILE_BASIC_INFO *data, __u16 fid,
260 __u32 pid_of_opener);
96daf2b0 261extern int CIFSSMBSetFileDisposition(const int xid, struct cifs_tcon *tcon,
6d22f098 262 bool delete_file, __u16 fid, __u32 pid_of_opener);
1da177e4 263#if 0
96daf2b0 264extern int CIFSSMBSetAttrLegacy(int xid, struct cifs_tcon *tcon,
1da177e4
LT		 265 char *fileName, __u16 dos_attributes,
266 const struct nls_table *nls_codepage);
267#endif /* possibly unneeded function */
96daf2b0 268extern int CIFSSMBSetEOF(const int xid, struct cifs_tcon *tcon,
737b758c 269 const char *fileName, __u64 size,
4b18f2a9 270 bool setAllocationSizeFlag,
737b758c
SF		 271 const struct nls_table *nls_codepage,
272 int remap_special_chars);
96daf2b0 273extern int CIFSSMBSetFileSize(const int xid, struct cifs_tcon *tcon,
d38d8c74 274 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 275 bool AllocSizeFlag);
4e1e7fb9
JL		 276
277struct cifs_unix_set_info_args {
278 __u64 ctime;
279 __u64 atime;
280 __u64 mtime;
281 __u64 mode;
282 __u64 uid;
283 __u64 gid;
284 dev_t device;
285};
286
96daf2b0 287extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifs_tcon *tcon,
3bbeeb3c
JL		 288 const struct cifs_unix_set_info_args *args,
289 u16 fid, u32 pid_of_opener);
290
96daf2b0 291extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifs_tcon *pTcon,
4e1e7fb9
JL		 292 char *fileName,
293 const struct cifs_unix_set_info_args *args,
737b758c
SF		 294 const struct nls_table *nls_codepage,
295 int remap_special_chars);
1da177e4 296
96daf2b0 297extern int CIFSSMBMkDir(const int xid, struct cifs_tcon *tcon,
1da177e4 298 const char *newName,
737b758c
SF		 299 const struct nls_table *nls_codepage,
300 int remap_special_chars);
96daf2b0 301extern int CIFSSMBRmDir(const int xid, struct cifs_tcon *tcon,
737b758c
SF		 302 const char *name, const struct nls_table *nls_codepage,
303 int remap_special_chars);
96daf2b0 304extern int CIFSPOSIXDelFile(const int xid, struct cifs_tcon *tcon,
2d785a50
SF		 305 const char *name, __u16 type,
306 const struct nls_table *nls_codepage,
307 int remap_special_chars);
96daf2b0 308extern int CIFSSMBDelFile(const int xid, struct cifs_tcon *tcon,
1da177e4 309 const char *name,
737b758c
SF		 310 const struct nls_table *nls_codepage,
311 int remap_special_chars);
96daf2b0 312extern int CIFSSMBRename(const int xid, struct cifs_tcon *tcon,
1da177e4 313 const char *fromName, const char *toName,
737b758c
SF		 314 const struct nls_table *nls_codepage,
315 int remap_special_chars);
96daf2b0 316extern int CIFSSMBRenameOpenFile(const int xid, struct cifs_tcon *pTcon,
391e5755 317 int netfid, const char *target_name,
737b758c
SF		 318 const struct nls_table *nls_codepage,
319 int remap_special_chars);
1da177e4 320extern int CIFSCreateHardLink(const int xid,
96daf2b0 321 struct cifs_tcon *tcon,
1da177e4 322 const char *fromName, const char *toName,
737b758c
SF		 323 const struct nls_table *nls_codepage,
324 int remap_special_chars);
1da177e4 325extern int CIFSUnixCreateHardLink(const int xid,
96daf2b0 326 struct cifs_tcon *tcon,
1da177e4 327 const char *fromName, const char *toName,
d38d8c74 328 const struct nls_table *nls_codepage,
737b758c 329 int remap_special_chars);
1da177e4 330extern int CIFSUnixCreateSymLink(const int xid,
96daf2b0 331 struct cifs_tcon *tcon,
1da177e4
LT		 332 const char *fromName, const char *toName,
333 const struct nls_table *nls_codepage);
334extern int CIFSSMBUnixQuerySymLink(const int xid,
96daf2b0 335 struct cifs_tcon *tcon,
460b9696 336 const unsigned char *searchName, char **syminfo,
1da177e4 337 const struct nls_table *nls_codepage);
c52a9554 338#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
d38d8c74 339extern int CIFSSMBQueryReparseLinkInfo(const int xid,
96daf2b0 340 struct cifs_tcon *tcon,
1da177e4
LT		 341 const unsigned char *searchName,
342 char *symlinkinfo, const int buflen, __u16 fid,
343 const struct nls_table *nls_codepage);
c52a9554 344#endif /* temporarily unused until cifs_symlink fixed */
96daf2b0 345extern int CIFSSMBOpen(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 346 const char *fileName, const int disposition,
347 const int access_flags, const int omode,
8840dee9 348 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 349 const struct nls_table *nls_codepage, int remap);
96daf2b0 350extern int SMBLegacyOpen(const int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 351 const char *fileName, const int disposition,
352 const int access_flags, const int omode,
8840dee9 353 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 354 const struct nls_table *nls_codepage, int remap);
96daf2b0 355extern int CIFSPOSIXCreate(const int xid, struct cifs_tcon *tcon,
8840dee9 356 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 357 FILE_UNIX_BASIC_INFO *pRetData,
358 __u32 *pOplock, const char *name,
d38d8c74 359 const struct nls_table *nls_codepage, int remap);
96daf2b0 360extern int CIFSSMBClose(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 361 const int smb_file_id);
362
96daf2b0 363extern int CIFSSMBFlush(const int xid, struct cifs_tcon *tcon,
b298f223
SF		 364 const int smb_file_id);
365
d4ffff1f
PS		 366extern int CIFSSMBRead(const int xid, struct cifs_io_parms *io_parms,
367 unsigned int *nbytes, char **buf,
d38d8c74 368 int *return_buf_type);
fa2989f4
PS		 369extern int CIFSSMBWrite(const int xid, struct cifs_io_parms *io_parms,
370 unsigned int *nbytes, const char *buf,
371 const char __user *ubuf, const int long_op);
372extern int CIFSSMBWrite2(const int xid, struct cifs_io_parms *io_parms,
373 unsigned int *nbytes, struct kvec *iov, const int nvec,
1da177e4 374 const int long_op);
96daf2b0 375extern int CIFSGetSrvInodeNumber(const int xid, struct cifs_tcon *tcon,
8840dee9 376 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 377 const struct nls_table *nls_codepage,
737b758c 378 int remap_special_chars);
1da177e4 379
9ee305b7
PS		 380extern int cifs_lockv(const int xid, struct cifs_tcon *tcon, const __u16 netfid,
381 const __u8 lock_type, const __u32 num_unlock,
382 const __u32 num_lock, LOCKING_ANDX_RANGE *buf);
96daf2b0 383extern int CIFSSMBLock(const 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);
96daf2b0 388extern int CIFSSMBPosixLock(const int xid, struct cifs_tcon *tcon,
4f6bcec9
PS		 389 const __u16 smb_file_id, const __u32 netpid,
390 const int get_flag, const __u64 len, struct file_lock *,
4b18f2a9 391 const __u16 lock_type, const bool waitFlag);
96daf2b0 392extern int CIFSSMBTDis(const int xid, struct cifs_tcon *tcon);
766fdbb5 393extern int CIFSSMBEcho(struct TCP_Server_Info *server);
96daf2b0 394extern int CIFSSMBLogoff(const int xid, struct cifs_ses *ses);
1da177e4 395
96daf2b0
SF		 396extern struct cifs_ses *sesInfoAlloc(void);
397extern void sesInfoFree(struct cifs_ses *);
398extern struct cifs_tcon *tconInfoAlloc(void);
399extern void tconInfoFree(struct cifs_tcon *);
1da177e4 400
d38d8c74 401extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF		 402extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
403 __u32 *);
826a95e4 404extern int cifs_verify_signature(struct kvec *iov, unsigned int nr_iov,
21e73393 405 struct TCP_Server_Info *server,
b609f06a 406 __u32 expected_sequence_number);
9ef5992e
SP		 407extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
408 const struct nls_table *);
409extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 410extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521
SP		 411extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *);
412extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 413extern int calc_seckey(struct cifs_ses *);
d2b91521 414
7c7b25bc 415#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 416extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 417 bool encrypt, char *lnm_session_key);
7c7b25bc 418#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 419#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
96daf2b0 420extern int CIFSSMBNotify(const int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 421 const int notify_subdirs, const __u16 netfid,
422 __u32 filter, struct file *file, int multishot,
423 const struct nls_table *nls_codepage);
424#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
1da177e4 425extern int CIFSSMBCopy(int xid,
96daf2b0 426 struct cifs_tcon *source_tcon,
1da177e4
LT		 427 const char *fromName,
428 const __u16 target_tid,
429 const char *toName, const int flags,
50c2f753 430 const struct nls_table *nls_codepage,
737b758c 431 int remap_special_chars);
96daf2b0 432extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifs_tcon *tcon,
31c0519f
JL		 433 const unsigned char *searchName,
434 const unsigned char *ea_name, char *EAData,
737b758c
SF		 435 size_t bufsize, const struct nls_table *nls_codepage,
436 int remap_special_chars);
96daf2b0 437extern int CIFSSMBSetEA(const int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 438 const char *fileName, const char *ea_name,
439 const void *ea_value, const __u16 ea_value_len,
737b758c 440 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 441extern int CIFSSMBGetCIFSACL(const int xid, struct cifs_tcon *tcon,
630f3f0c 442 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
96daf2b0 443extern int CIFSSMBSetCIFSACL(const int, struct cifs_tcon *, __u16,
a5ff3769 444 struct cifs_ntsd *, __u32, int);
96daf2b0 445extern int CIFSSMBGetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4 446 const unsigned char *searchName,
d38d8c74 447 char *acl_inf, const int buflen, const int acl_type,
737b758c 448 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 449extern int CIFSSMBSetPosixACL(const int xid, struct cifs_tcon *tcon,
1da177e4
LT		 450 const unsigned char *fileName,
451 const char *local_acl, const int buflen, const int acl_type,
737b758c 452 const struct nls_table *nls_codepage, int remap_special_chars);
96daf2b0 453extern int CIFSGetExtAttr(const int xid, struct cifs_tcon *tcon,
8840dee9 454 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 455extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
8bfb50a8
SM		 456extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
457extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
458 const unsigned char *path,
459 struct cifs_sb_info *cifs_sb, int xid);
ee2c9258 460extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 461extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
462 const struct nls_table *codepage);
43988d76 463extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 464 unsigned char *p24);
c28c89fc 465
e28bc5b1
JL		 466/* asynchronous read support */
467struct cifs_readdata {
468 struct cifsFileInfo *cfile;
469 struct address_space *mapping;
470 __u64 offset;
471 unsigned int bytes;
472 pid_t pid;
473 int result;
474 struct list_head pages;
475 struct work_struct work;
476 unsigned int nr_iov;
477 struct kvec iov[1];
478};
479
480struct cifs_readdata *cifs_readdata_alloc(unsigned int nr_pages);
481void cifs_readdata_free(struct cifs_readdata *rdata);
482int cifs_async_readv(struct cifs_readdata *rdata);
483
c28c89fc
JL		 484/* asynchronous write support */
485struct cifs_writedata {
486 struct kref refcount;
487 enum writeback_sync_modes sync_mode;
488 struct work_struct work;
489 struct cifsFileInfo *cfile;
490 __u64 offset;
491 unsigned int bytes;
492 int result;
493 unsigned int nr_pages;
494 struct page *pages[1];
495};
496
497int cifs_async_writev(struct cifs_writedata *wdata);
498struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages);
499void cifs_writedata_release(struct kref *refcount);
500
1da177e4 501#endif /* _CIFSPROTO_H */
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