Merge branch 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6
[linux-2.6/mini2440.git] / fs / cifs / cifsproto.h
blob06f6779988bf9373c52b19114ada1e0885ea854e
1 /*
2 * fs/cifs/cifsproto.h
4 * Copyright (c) International Business Machines Corp., 2002,2008
5 * Author(s): Steve French (sfrench@us.ibm.com)
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.
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.
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
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef _CIFSPROTO_H
22 #define _CIFSPROTO_H
23 #include <linux/nls.h>
25 struct statfs;
26 struct smb_vol;
29 *****************************************************************
30 * All Prototypes
31 *****************************************************************
34 extern struct smb_hdr *cifs_buf_get(void);
35 extern void cifs_buf_release(void *);
36 extern struct smb_hdr *cifs_small_buf_get(void);
37 extern void cifs_small_buf_release(void *);
38 extern int smb_send(struct socket *, struct smb_hdr *,
39 unsigned int /* length */ , struct sockaddr *, bool);
40 extern unsigned int _GetXid(void);
41 extern void _FreeXid(unsigned int);
42 #define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__func__, xid,current_fsuid()));
43 #define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__func__,curr_xid,(int)rc));}
44 extern char *build_path_from_dentry(struct dentry *);
45 extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
46 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
47 extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,
48 struct smb_hdr * /* input */ ,
49 struct smb_hdr * /* out */ ,
50 int * /* bytes returned */ , const int long_op);
51 extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses,
52 struct smb_hdr *in_buf, int flags);
53 extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
54 struct kvec *, int /* nvec to send */,
55 int * /* type of buf returned */ , const int flags);
56 extern int SendReceiveBlockingLock(const unsigned int xid,
57 struct cifsTconInfo *ptcon,
58 struct smb_hdr *in_buf ,
59 struct smb_hdr *out_buf,
60 int *bytes_returned);
61 extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
62 extern bool is_valid_oplock_break(struct smb_hdr *smb,
63 struct TCP_Server_Info *);
64 extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
65 extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *);
66 #ifdef CONFIG_CIFS_EXPERIMENTAL
67 extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *);
68 #endif
69 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
70 extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
71 extern int decode_negTokenInit(unsigned char *security_blob, int length,
72 enum securityEnum *secType);
73 extern int cifs_inet_pton(const int, const char *source, void *dst);
74 extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
75 extern void header_assemble(struct smb_hdr *, char /* command */ ,
76 const struct cifsTconInfo *, int /* length of
77 fixed section (word count) in two byte units */);
78 extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
79 struct cifsSesInfo *ses,
80 void **request_buf);
81 extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
82 const int stage,
83 const struct nls_table *nls_cp);
84 extern __u16 GetNextMid(struct TCP_Server_Info *server);
85 extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16,
86 struct cifsTconInfo *);
87 extern void DeleteOplockQEntry(struct oplock_q_entry *);
88 extern void DeleteTconOplockQEntries(struct cifsTconInfo *);
89 extern struct timespec cifs_NTtimeToUnix(u64 utc_nanoseconds_since_1601);
90 extern u64 cifs_UnixTimeToNT(struct timespec);
91 extern __le64 cnvrtDosCifsTm(__u16 date, __u16 time);
92 extern struct timespec cnvrtDosUnixTm(__u16 date, __u16 time);
94 extern int cifs_get_inode_info(struct inode **pinode,
95 const unsigned char *search_path,
96 FILE_ALL_INFO *pfile_info,
97 struct super_block *sb, int xid, const __u16 *pfid);
98 extern int cifs_get_inode_info_unix(struct inode **pinode,
99 const unsigned char *search_path,
100 struct super_block *sb, int xid);
101 extern void acl_to_uid_mode(struct inode *inode, const char *path,
102 const __u16 *pfid);
103 extern int mode_to_acl(struct inode *inode, const char *path, __u64);
105 extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
106 const char *);
107 extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
108 extern void cifs_dfs_release_automount_timer(void);
109 void cifs_proc_init(void);
110 void cifs_proc_clean(void);
112 extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
113 struct nls_table *nls_info);
114 extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
116 extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
117 const char *tree, struct cifsTconInfo *tcon,
118 const struct nls_table *);
120 extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
121 const char *searchName, const struct nls_table *nls_codepage,
122 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
123 int map, const char dirsep);
125 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
126 __u16 searchHandle, struct cifs_search_info *psrch_inf);
128 extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
129 const __u16 search_handle);
131 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
132 const unsigned char *searchName,
133 FILE_ALL_INFO *findData,
134 int legacy /* whether to use old info level */,
135 const struct nls_table *nls_codepage, int remap);
136 extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
137 const unsigned char *searchName,
138 FILE_ALL_INFO *findData,
139 const struct nls_table *nls_codepage, int remap);
141 extern int CIFSSMBUnixQPathInfo(const int xid,
142 struct cifsTconInfo *tcon,
143 const unsigned char *searchName,
144 FILE_UNIX_BASIC_INFO *pFindData,
145 const struct nls_table *nls_codepage, int remap);
147 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
148 const unsigned char *searchName,
149 struct dfs_info3_param **target_nodes,
150 unsigned int *number_of_nodes_in_array,
151 const struct nls_table *nls_codepage, int remap);
153 extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
154 const char *old_path,
155 const struct nls_table *nls_codepage,
156 unsigned int *pnum_referrals,
157 struct dfs_info3_param **preferrals,
158 int remap);
159 extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
160 struct super_block *sb, struct smb_vol *vol);
161 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
162 struct kstatfs *FSData);
163 extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
164 struct kstatfs *FSData);
165 extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
166 __u64 cap);
168 extern int CIFSSMBQFSAttributeInfo(const int xid,
169 struct cifsTconInfo *tcon);
170 extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
171 extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
172 extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
173 struct kstatfs *FSData);
175 extern int CIFSSMBSetPathInfo(const int xid, struct cifsTconInfo *tcon,
176 const char *fileName, const FILE_BASIC_INFO *data,
177 const struct nls_table *nls_codepage,
178 int remap_special_chars);
179 extern int CIFSSMBSetFileInfo(const int xid, struct cifsTconInfo *tcon,
180 const FILE_BASIC_INFO *data, __u16 fid,
181 __u32 pid_of_opener);
182 extern int CIFSSMBSetFileDisposition(const int xid, struct cifsTconInfo *tcon,
183 bool delete_file, __u16 fid, __u32 pid_of_opener);
184 #if 0
185 extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
186 char *fileName, __u16 dos_attributes,
187 const struct nls_table *nls_codepage);
188 #endif /* possibly unneeded function */
189 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
190 const char *fileName, __u64 size,
191 bool setAllocationSizeFlag,
192 const struct nls_table *nls_codepage,
193 int remap_special_chars);
194 extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
195 __u64 size, __u16 fileHandle, __u32 opener_pid,
196 bool AllocSizeFlag);
198 struct cifs_unix_set_info_args {
199 __u64 ctime;
200 __u64 atime;
201 __u64 mtime;
202 __u64 mode;
203 __u64 uid;
204 __u64 gid;
205 dev_t device;
208 extern int CIFSSMBUnixSetInfo(const int xid, struct cifsTconInfo *pTcon,
209 char *fileName,
210 const struct cifs_unix_set_info_args *args,
211 const struct nls_table *nls_codepage,
212 int remap_special_chars);
214 extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
215 const char *newName,
216 const struct nls_table *nls_codepage,
217 int remap_special_chars);
218 extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
219 const char *name, const struct nls_table *nls_codepage,
220 int remap_special_chars);
221 extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
222 const char *name, __u16 type,
223 const struct nls_table *nls_codepage,
224 int remap_special_chars);
225 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
226 const char *name,
227 const struct nls_table *nls_codepage,
228 int remap_special_chars);
229 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
230 const char *fromName, const char *toName,
231 const struct nls_table *nls_codepage,
232 int remap_special_chars);
233 extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
234 int netfid, const char *target_name,
235 const struct nls_table *nls_codepage,
236 int remap_special_chars);
237 extern int CIFSCreateHardLink(const int xid,
238 struct cifsTconInfo *tcon,
239 const char *fromName, const char *toName,
240 const struct nls_table *nls_codepage,
241 int remap_special_chars);
242 extern int CIFSUnixCreateHardLink(const int xid,
243 struct cifsTconInfo *tcon,
244 const char *fromName, const char *toName,
245 const struct nls_table *nls_codepage,
246 int remap_special_chars);
247 extern int CIFSUnixCreateSymLink(const int xid,
248 struct cifsTconInfo *tcon,
249 const char *fromName, const char *toName,
250 const struct nls_table *nls_codepage);
251 extern int CIFSSMBUnixQuerySymLink(const int xid,
252 struct cifsTconInfo *tcon,
253 const unsigned char *searchName,
254 char *syminfo, const int buflen,
255 const struct nls_table *nls_codepage);
256 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
257 struct cifsTconInfo *tcon,
258 const unsigned char *searchName,
259 char *symlinkinfo, const int buflen, __u16 fid,
260 const struct nls_table *nls_codepage);
262 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
263 const char *fileName, const int disposition,
264 const int access_flags, const int omode,
265 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
266 const struct nls_table *nls_codepage, int remap);
267 extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
268 const char *fileName, const int disposition,
269 const int access_flags, const int omode,
270 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
271 const struct nls_table *nls_codepage, int remap);
272 extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
273 u32 posix_flags, __u64 mode, __u16 *netfid,
274 FILE_UNIX_BASIC_INFO *pRetData,
275 __u32 *pOplock, const char *name,
276 const struct nls_table *nls_codepage, int remap);
277 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
278 const int smb_file_id);
280 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
281 const int netfid, unsigned int count,
282 const __u64 lseek, unsigned int *nbytes, char **buf,
283 int *return_buf_type);
284 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
285 const int netfid, const unsigned int count,
286 const __u64 lseek, unsigned int *nbytes,
287 const char *buf, const char __user *ubuf,
288 const int long_op);
289 extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
290 const int netfid, const unsigned int count,
291 const __u64 offset, unsigned int *nbytes,
292 struct kvec *iov, const int nvec, const int long_op);
293 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
294 const unsigned char *searchName, __u64 *inode_number,
295 const struct nls_table *nls_codepage,
296 int remap_special_chars);
297 extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
298 const struct nls_table *codepage);
299 extern int cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
300 const struct nls_table *cp, int mapChars);
302 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
303 const __u16 netfid, const __u64 len,
304 const __u64 offset, const __u32 numUnlock,
305 const __u32 numLock, const __u8 lockType,
306 const bool waitFlag);
307 extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
308 const __u16 smb_file_id, const int get_flag,
309 const __u64 len, struct file_lock *,
310 const __u16 lock_type, const bool waitFlag);
311 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
312 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
314 extern struct cifsSesInfo *sesInfoAlloc(void);
315 extern void sesInfoFree(struct cifsSesInfo *);
316 extern struct cifsTconInfo *tconInfoAlloc(void);
317 extern void tconInfoFree(struct cifsTconInfo *);
319 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
320 extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
321 __u32 *);
322 extern int cifs_verify_signature(struct smb_hdr *,
323 const struct mac_key *mac_key,
324 __u32 expected_sequence_number);
325 extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
326 const char *pass);
327 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
328 const struct nls_table *);
329 extern void CalcNTLMv2_response(const struct cifsSesInfo *, char *);
330 extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
331 const struct nls_table *);
332 #ifdef CONFIG_CIFS_WEAK_PW_HASH
333 extern void calc_lanman_hash(const char *password, const char *cryptkey,
334 bool encrypt, char *lnm_session_key);
335 #endif /* CIFS_WEAK_PW_HASH */
336 extern int CIFSSMBCopy(int xid,
337 struct cifsTconInfo *source_tcon,
338 const char *fromName,
339 const __u16 target_tid,
340 const char *toName, const int flags,
341 const struct nls_table *nls_codepage,
342 int remap_special_chars);
343 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
344 const int notify_subdirs, const __u16 netfid,
345 __u32 filter, struct file *file, int multishot,
346 const struct nls_table *nls_codepage);
347 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
348 const unsigned char *searchName, char *EAData,
349 size_t bufsize, const struct nls_table *nls_codepage,
350 int remap_special_chars);
351 extern ssize_t CIFSSMBQueryEA(const int xid, struct cifsTconInfo *tcon,
352 const unsigned char *searchName, const unsigned char *ea_name,
353 unsigned char *ea_value, size_t buf_size,
354 const struct nls_table *nls_codepage, int remap_special_chars);
355 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
356 const char *fileName, const char *ea_name,
357 const void *ea_value, const __u16 ea_value_len,
358 const struct nls_table *nls_codepage, int remap_special_chars);
359 extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
360 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
361 extern int CIFSSMBSetCIFSACL(const int, struct cifsTconInfo *, __u16,
362 struct cifs_ntsd *, __u32);
363 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
364 const unsigned char *searchName,
365 char *acl_inf, const int buflen, const int acl_type,
366 const struct nls_table *nls_codepage, int remap_special_chars);
367 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
368 const unsigned char *fileName,
369 const char *local_acl, const int buflen, const int acl_type,
370 const struct nls_table *nls_codepage, int remap_special_chars);
371 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
372 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
373 #endif /* _CIFSPROTO_H */