sh: update defconfigs.
[linux-2.6-block.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);
a001e5b5 42#define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__func__, xid,current_fsuid()));
55f78e17 43#define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__func__,curr_xid,(int)rc));}
7f57356b 44extern char *build_path_from_dentry(struct dentry *);
e4cce94c 45extern char *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb);
1da177e4 46extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF
47extern char *cifs_compose_mount_options(const char *sb_mountdata,
48 const char *fullpath, const struct dfs_info3_param *ref,
49 char **devname);
99ee4dbd 50/* extern void renew_parental_timestamps(struct dentry *direntry);*/
1da177e4
LT
51extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,
52 struct smb_hdr * /* input */ ,
53 struct smb_hdr * /* out */ ,
54 int * /* bytes returned */ , const int long_op);
133672ef
SF
55extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses,
56 struct smb_hdr *in_buf, int flags);
d6e04ae6 57extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
d38d8c74 58 struct kvec *, int /* nvec to send */,
133672ef 59 int * /* type of buf returned */ , const int flags);
ad7a2926
SF
60extern int SendReceiveBlockingLock(const unsigned int xid,
61 struct cifsTconInfo *ptcon,
62 struct smb_hdr *in_buf ,
63 struct smb_hdr *out_buf,
64 int *bytes_returned);
d103e164 65extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
4b18f2a9
SF
66extern bool is_valid_oplock_break(struct smb_hdr *smb,
67 struct TCP_Server_Info *);
68extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
6148a742 69extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *);
630f3f0c
SF
70#ifdef CONFIG_CIFS_EXPERIMENTAL
71extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *);
72#endif
1da177e4 73extern unsigned int smbCalcSize(struct smb_hdr *ptr);
70ca734a 74extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
1da177e4
LT
75extern int decode_negTokenInit(unsigned char *security_blob, int length,
76 enum securityEnum *secType);
1e68b2b2 77extern int cifs_convert_address(char *src, void *dst);
a761ac57 78extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
1da177e4 79extern void header_assemble(struct smb_hdr *, char /* command */ ,
1982c344
SF
80 const struct cifsTconInfo *, int /* length of
81 fixed section (word count) in two byte units */);
5815449d
SF
82extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
83 struct cifsSesInfo *ses,
50c2f753 84 void **request_buf);
5815449d 85extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
d38d8c74 86 const int stage,
5815449d 87 const struct nls_table *nls_cp);
1982c344 88extern __u16 GetNextMid(struct TCP_Server_Info *server);
07119a4d 89extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 90extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL
91extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
92 int offset);
1bd5bbcb 93
086f68bd
JL
94extern struct cifsFileInfo *cifs_new_fileinfo(struct inode *newinode,
95 __u16 fileHandle, struct file *file,
5d2c0e22 96 struct vfsmount *mnt, unsigned int oflags);
7fc8f4e9 97extern int cifs_posix_open(char *full_path, struct inode **pinode,
3bc303c2 98 struct vfsmount *mnt, int mode, int oflags,
590a3fe0 99 __u32 *poplock, __u16 *pnetfid, int xid);
cc0bad75
JL
100extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
101 FILE_UNIX_BASIC_INFO *info,
102 struct cifs_sb_info *cifs_sb);
103extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL
104extern struct inode *cifs_iget(struct super_block *sb,
105 struct cifs_fattr *fattr);
106
abab095d 107extern int cifs_get_file_info(struct file *filp);
1da177e4 108extern int cifs_get_inode_info(struct inode **pinode,
d38d8c74 109 const unsigned char *search_path,
582d21e5 110 FILE_ALL_INFO *pfile_info,
8b1327f6 111 struct super_block *sb, int xid, const __u16 *pfid);
abab095d 112extern int cifs_get_file_info_unix(struct file *filp);
1da177e4
LT
113extern int cifs_get_inode_info_unix(struct inode **pinode,
114 const unsigned char *search_path,
d38d8c74 115 struct super_block *sb, int xid);
0b8f18e3
JL
116extern void cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
117 struct cifs_fattr *fattr, struct inode *inode,
118 const char *path, const __u16 *pfid);
97837582 119extern int mode_to_acl(struct inode *inode, const char *path, __u64);
953f8681 120
1da177e4
LT
121extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
122 const char *);
123extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
78d31a3a 124extern void cifs_dfs_release_automount_timer(void);
1da177e4
LT
125void cifs_proc_init(void);
126void cifs_proc_clean(void);
127
d38d8c74
SF
128extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
129 struct nls_table *nls_info);
1da177e4
LT
130extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
131
132extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
133 const char *tree, struct cifsTconInfo *tcon,
134 const struct nls_table *);
135
136extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
ec637e3f 137 const char *searchName, const struct nls_table *nls_codepage,
d38d8c74 138 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
ec637e3f 139 int map, const char dirsep);
1da177e4
LT
140
141extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
d38d8c74 142 __u16 searchHandle, struct cifs_search_info *psrch_inf);
1da177e4
LT
143
144extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
145 const __u16 search_handle);
146
bcd5357f
JL
147extern int CIFSSMBQFileInfo(const int xid, struct cifsTconInfo *tcon,
148 u16 netfid, FILE_ALL_INFO *pFindData);
1da177e4
LT
149extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
150 const unsigned char *searchName,
582d21e5 151 FILE_ALL_INFO *findData,
acf1a1b1 152 int legacy /* whether to use old info level */,
737b758c 153 const struct nls_table *nls_codepage, int remap);
6b8edfe0 154extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF
155 const unsigned char *searchName,
156 FILE_ALL_INFO *findData,
157 const struct nls_table *nls_codepage, int remap);
1da177e4 158
c8634fd3
JL
159extern int CIFSSMBUnixQFileInfo(const int xid, struct cifsTconInfo *tcon,
160 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
1da177e4
LT
161extern int CIFSSMBUnixQPathInfo(const int xid,
162 struct cifsTconInfo *tcon,
163 const unsigned char *searchName,
582d21e5 164 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 165 const struct nls_table *nls_codepage, int remap);
1da177e4
LT
166
167extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
168 const unsigned char *searchName,
c2cf07d5
SF
169 struct dfs_info3_param **target_nodes,
170 unsigned int *number_of_nodes_in_array,
737b758c 171 const struct nls_table *nls_codepage, int remap);
1da177e4 172
1da177e4 173extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
d38d8c74 174 const char *old_path,
737b758c 175 const struct nls_table *nls_codepage,
d38d8c74 176 unsigned int *pnum_referrals,
366781c1 177 struct dfs_info3_param **preferrals,
737b758c 178 int remap);
8af18971 179extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
d38d8c74 180 struct super_block *sb, struct smb_vol *vol);
1da177e4 181extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
737b758c 182 struct kstatfs *FSData);
20962438
SF
183extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
184 struct kstatfs *FSData);
45abc6ee 185extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
ac67055e
JA
186 __u64 cap);
187
1da177e4 188extern int CIFSSMBQFSAttributeInfo(const int xid,
737b758c
SF
189 struct cifsTconInfo *tcon);
190extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
191extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
1da177e4 192extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
737b758c 193 struct kstatfs *FSData);
1da177e4 194
6fc000e5 195extern int CIFSSMBSetPathInfo(const int xid, struct cifsTconInfo *tcon,
ad7a2926 196 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF
197 const struct nls_table *nls_codepage,
198 int remap_special_chars);
2dd2dfa0
JL
199extern int CIFSSMBSetFileInfo(const int xid, struct cifsTconInfo *tcon,
200 const FILE_BASIC_INFO *data, __u16 fid,
201 __u32 pid_of_opener);
6d22f098
JL
202extern int CIFSSMBSetFileDisposition(const int xid, struct cifsTconInfo *tcon,
203 bool delete_file, __u16 fid, __u32 pid_of_opener);
1da177e4
LT
204#if 0
205extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
206 char *fileName, __u16 dos_attributes,
207 const struct nls_table *nls_codepage);
208#endif /* possibly unneeded function */
209extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
737b758c 210 const char *fileName, __u64 size,
4b18f2a9 211 bool setAllocationSizeFlag,
737b758c
SF
212 const struct nls_table *nls_codepage,
213 int remap_special_chars);
1da177e4 214extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
d38d8c74 215 __u64 size, __u16 fileHandle, __u32 opener_pid,
4b18f2a9 216 bool AllocSizeFlag);
4e1e7fb9
JL
217
218struct cifs_unix_set_info_args {
219 __u64 ctime;
220 __u64 atime;
221 __u64 mtime;
222 __u64 mode;
223 __u64 uid;
224 __u64 gid;
225 dev_t device;
226};
227
3bbeeb3c
JL
228extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifsTconInfo *tcon,
229 const struct cifs_unix_set_info_args *args,
230 u16 fid, u32 pid_of_opener);
231
01ea95e3 232extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifsTconInfo *pTcon,
4e1e7fb9
JL
233 char *fileName,
234 const struct cifs_unix_set_info_args *args,
737b758c
SF
235 const struct nls_table *nls_codepage,
236 int remap_special_chars);
1da177e4
LT
237
238extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
239 const char *newName,
737b758c
SF
240 const struct nls_table *nls_codepage,
241 int remap_special_chars);
1da177e4 242extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
737b758c
SF
243 const char *name, const struct nls_table *nls_codepage,
244 int remap_special_chars);
2d785a50
SF
245extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
246 const char *name, __u16 type,
247 const struct nls_table *nls_codepage,
248 int remap_special_chars);
1da177e4
LT
249extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
250 const char *name,
737b758c
SF
251 const struct nls_table *nls_codepage,
252 int remap_special_chars);
1da177e4
LT
253extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
254 const char *fromName, const char *toName,
737b758c
SF
255 const struct nls_table *nls_codepage,
256 int remap_special_chars);
d38d8c74 257extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
391e5755 258 int netfid, const char *target_name,
737b758c
SF
259 const struct nls_table *nls_codepage,
260 int remap_special_chars);
1da177e4
LT
261extern int CIFSCreateHardLink(const int xid,
262 struct cifsTconInfo *tcon,
263 const char *fromName, const char *toName,
737b758c
SF
264 const struct nls_table *nls_codepage,
265 int remap_special_chars);
1da177e4
LT
266extern int CIFSUnixCreateHardLink(const int xid,
267 struct cifsTconInfo *tcon,
268 const char *fromName, const char *toName,
d38d8c74 269 const struct nls_table *nls_codepage,
737b758c 270 int remap_special_chars);
1da177e4
LT
271extern int CIFSUnixCreateSymLink(const int xid,
272 struct cifsTconInfo *tcon,
273 const char *fromName, const char *toName,
274 const struct nls_table *nls_codepage);
275extern int CIFSSMBUnixQuerySymLink(const int xid,
276 struct cifsTconInfo *tcon,
460b9696 277 const unsigned char *searchName, char **syminfo,
1da177e4 278 const struct nls_table *nls_codepage);
d38d8c74 279extern int CIFSSMBQueryReparseLinkInfo(const int xid,
1da177e4
LT
280 struct cifsTconInfo *tcon,
281 const unsigned char *searchName,
282 char *symlinkinfo, const int buflen, __u16 fid,
283 const struct nls_table *nls_codepage);
284
285extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
286 const char *fileName, const int disposition,
287 const int access_flags, const int omode,
8840dee9 288 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 289 const struct nls_table *nls_codepage, int remap);
a9d02ad4
SF
290extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
291 const char *fileName, const int disposition,
292 const int access_flags, const int omode,
8840dee9 293 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 294 const struct nls_table *nls_codepage, int remap);
d38d8c74 295extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
8840dee9 296 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF
297 FILE_UNIX_BASIC_INFO *pRetData,
298 __u32 *pOplock, const char *name,
d38d8c74 299 const struct nls_table *nls_codepage, int remap);
1da177e4
LT
300extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
301 const int smb_file_id);
302
b298f223
SF
303extern int CIFSSMBFlush(const int xid, struct cifsTconInfo *tcon,
304 const int smb_file_id);
305
1da177e4 306extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF
307 const int netfid, unsigned int count,
308 const __u64 lseek, unsigned int *nbytes, char **buf,
309 int *return_buf_type);
1da177e4
LT
310extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
311 const int netfid, const unsigned int count,
312 const __u64 lseek, unsigned int *nbytes,
d38d8c74 313 const char *buf, const char __user *ubuf,
1da177e4 314 const int long_op);
1da177e4
LT
315extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
316 const int netfid, const unsigned int count,
d38d8c74 317 const __u64 offset, unsigned int *nbytes,
3e84469d 318 struct kvec *iov, const int nvec, const int long_op);
1da177e4 319extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
8840dee9 320 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 321 const struct nls_table *nls_codepage,
737b758c 322 int remap_special_chars);
d38d8c74
SF
323extern int cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
324 const struct nls_table *cp, int mapChars);
1da177e4
LT
325
326extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
327 const __u16 netfid, const __u64 len,
328 const __u64 offset, const __u32 numUnlock,
329 const __u32 numLock, const __u8 lockType,
4b18f2a9 330 const bool waitFlag);
08547b03
SF
331extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
332 const __u16 smb_file_id, const int get_flag,
d38d8c74 333 const __u64 len, struct file_lock *,
4b18f2a9 334 const __u16 lock_type, const bool waitFlag);
1da177e4
LT
335extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
336extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
337
338extern struct cifsSesInfo *sesInfoAlloc(void);
339extern void sesInfoFree(struct cifsSesInfo *);
340extern struct cifsTconInfo *tconInfoAlloc(void);
341extern void tconInfoFree(struct cifsTconInfo *);
342
d38d8c74 343extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF
344extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
345 __u32 *);
b609f06a
SF
346extern int cifs_verify_signature(struct smb_hdr *,
347 const struct mac_key *mac_key,
348 __u32 expected_sequence_number);
349extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
350 const char *pass);
d38d8c74 351extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
1717ffc5 352 const struct nls_table *);
26f57364 353extern void CalcNTLMv2_response(const struct cifsSesInfo *, char *);
d38d8c74 354extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
1717ffc5 355 const struct nls_table *);
7c7b25bc 356#ifdef CONFIG_CIFS_WEAK_PW_HASH
4e53a3fb
JL
357extern void calc_lanman_hash(const char *password, const char *cryptkey,
358 bool encrypt, char *lnm_session_key);
7c7b25bc 359#endif /* CIFS_WEAK_PW_HASH */
1da177e4
LT
360extern int CIFSSMBCopy(int xid,
361 struct cifsTconInfo *source_tcon,
362 const char *fromName,
363 const __u16 target_tid,
364 const char *toName, const int flags,
50c2f753 365 const struct nls_table *nls_codepage,
737b758c 366 int remap_special_chars);
50c2f753 367extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF
368 const int notify_subdirs, const __u16 netfid,
369 __u32 filter, struct file *file, int multishot,
167a251a 370 const struct nls_table *nls_codepage);
1da177e4 371extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
31c0519f
JL
372 const unsigned char *searchName,
373 const unsigned char *ea_name, char *EAData,
737b758c
SF
374 size_t bufsize, const struct nls_table *nls_codepage,
375 int remap_special_chars);
d38d8c74
SF
376extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
377 const char *fileName, const char *ea_name,
378 const void *ea_value, const __u16 ea_value_len,
737b758c 379 const struct nls_table *nls_codepage, int remap_special_chars);
0a4b92c0 380extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
630f3f0c 381 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
97837582
SF
382extern int CIFSSMBSetCIFSACL(const int, struct cifsTconInfo *, __u16,
383 struct cifs_ntsd *, __u32);
1da177e4
LT
384extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
385 const unsigned char *searchName,
d38d8c74 386 char *acl_inf, const int buflen, const int acl_type,
737b758c 387 const struct nls_table *nls_codepage, int remap_special_chars);
1da177e4
LT
388extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
389 const unsigned char *fileName,
390 const char *local_acl, const int buflen, const int acl_type,
737b758c 391 const struct nls_table *nls_codepage, int remap_special_chars);
f654bac2 392extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
8840dee9 393 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 394extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
1da177e4 395#endif /* _CIFSPROTO_H */