cifs: add a CIFSSMBUnixQFileInfo function
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / fs / cifs / cifsproto.h
blobce9199f0af9d47cbe5f2c7bfa2539a6aef735aff
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 TCP_Server_Info *, struct smb_hdr *,
39 unsigned int /* length */);
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 *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb);
46 extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
47 extern char *cifs_compose_mount_options(const char *sb_mountdata,
48 const char *fullpath, const struct dfs_info3_param *ref,
49 char **devname);
50 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
51 extern 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);
55 extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses,
56 struct smb_hdr *in_buf, int flags);
57 extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
58 struct kvec *, int /* nvec to send */,
59 int * /* type of buf returned */ , const int flags);
60 extern 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);
65 extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
66 extern bool is_valid_oplock_break(struct smb_hdr *smb,
67 struct TCP_Server_Info *);
68 extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
69 extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *);
70 #ifdef CONFIG_CIFS_EXPERIMENTAL
71 extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *);
72 #endif
73 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
74 extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
75 extern int decode_negTokenInit(unsigned char *security_blob, int length,
76 enum securityEnum *secType);
77 extern int cifs_convert_address(char *src, void *dst);
78 extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
79 extern void header_assemble(struct smb_hdr *, char /* command */ ,
80 const struct cifsTconInfo *, int /* length of
81 fixed section (word count) in two byte units */);
82 extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
83 struct cifsSesInfo *ses,
84 void **request_buf);
85 extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
86 const int stage,
87 const struct nls_table *nls_cp);
88 extern __u16 GetNextMid(struct TCP_Server_Info *server);
89 extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
90 extern u64 cifs_UnixTimeToNT(struct timespec);
91 extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
92 int offset);
94 extern struct cifsFileInfo *cifs_new_fileinfo(struct inode *newinode,
95 __u16 fileHandle, struct file *file,
96 struct vfsmount *mnt, unsigned int oflags);
97 extern int cifs_posix_open(char *full_path, struct inode **pinode,
98 struct vfsmount *mnt, int mode, int oflags,
99 __u32 *poplock, __u16 *pnetfid, int xid);
100 extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
101 FILE_UNIX_BASIC_INFO *info,
102 struct cifs_sb_info *cifs_sb);
103 extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
104 extern struct inode *cifs_iget(struct super_block *sb,
105 struct cifs_fattr *fattr);
107 extern int cifs_get_inode_info(struct inode **pinode,
108 const unsigned char *search_path,
109 FILE_ALL_INFO *pfile_info,
110 struct super_block *sb, int xid, const __u16 *pfid);
111 extern int cifs_get_inode_info_unix(struct inode **pinode,
112 const unsigned char *search_path,
113 struct super_block *sb, int xid);
114 extern void cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
115 struct cifs_fattr *fattr, struct inode *inode,
116 const char *path, const __u16 *pfid);
117 extern int mode_to_acl(struct inode *inode, const char *path, __u64);
119 extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
120 const char *);
121 extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
122 extern void cifs_dfs_release_automount_timer(void);
123 void cifs_proc_init(void);
124 void cifs_proc_clean(void);
126 extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
127 struct nls_table *nls_info);
128 extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
130 extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
131 const char *tree, struct cifsTconInfo *tcon,
132 const struct nls_table *);
134 extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
135 const char *searchName, const struct nls_table *nls_codepage,
136 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
137 int map, const char dirsep);
139 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
140 __u16 searchHandle, struct cifs_search_info *psrch_inf);
142 extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
143 const __u16 search_handle);
145 extern int CIFSSMBQFileInfo(const int xid, struct cifsTconInfo *tcon,
146 u16 netfid, FILE_ALL_INFO *pFindData);
147 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
148 const unsigned char *searchName,
149 FILE_ALL_INFO *findData,
150 int legacy /* whether to use old info level */,
151 const struct nls_table *nls_codepage, int remap);
152 extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
153 const unsigned char *searchName,
154 FILE_ALL_INFO *findData,
155 const struct nls_table *nls_codepage, int remap);
157 extern int CIFSSMBUnixQFileInfo(const int xid, struct cifsTconInfo *tcon,
158 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
159 extern int CIFSSMBUnixQPathInfo(const int xid,
160 struct cifsTconInfo *tcon,
161 const unsigned char *searchName,
162 FILE_UNIX_BASIC_INFO *pFindData,
163 const struct nls_table *nls_codepage, int remap);
165 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
166 const unsigned char *searchName,
167 struct dfs_info3_param **target_nodes,
168 unsigned int *number_of_nodes_in_array,
169 const struct nls_table *nls_codepage, int remap);
171 extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
172 const char *old_path,
173 const struct nls_table *nls_codepage,
174 unsigned int *pnum_referrals,
175 struct dfs_info3_param **preferrals,
176 int remap);
177 extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
178 struct super_block *sb, struct smb_vol *vol);
179 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
180 struct kstatfs *FSData);
181 extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
182 struct kstatfs *FSData);
183 extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
184 __u64 cap);
186 extern int CIFSSMBQFSAttributeInfo(const int xid,
187 struct cifsTconInfo *tcon);
188 extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
189 extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
190 extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
191 struct kstatfs *FSData);
193 extern int CIFSSMBSetPathInfo(const int xid, struct cifsTconInfo *tcon,
194 const char *fileName, const FILE_BASIC_INFO *data,
195 const struct nls_table *nls_codepage,
196 int remap_special_chars);
197 extern int CIFSSMBSetFileInfo(const int xid, struct cifsTconInfo *tcon,
198 const FILE_BASIC_INFO *data, __u16 fid,
199 __u32 pid_of_opener);
200 extern int CIFSSMBSetFileDisposition(const int xid, struct cifsTconInfo *tcon,
201 bool delete_file, __u16 fid, __u32 pid_of_opener);
202 #if 0
203 extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
204 char *fileName, __u16 dos_attributes,
205 const struct nls_table *nls_codepage);
206 #endif /* possibly unneeded function */
207 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
208 const char *fileName, __u64 size,
209 bool setAllocationSizeFlag,
210 const struct nls_table *nls_codepage,
211 int remap_special_chars);
212 extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
213 __u64 size, __u16 fileHandle, __u32 opener_pid,
214 bool AllocSizeFlag);
216 struct cifs_unix_set_info_args {
217 __u64 ctime;
218 __u64 atime;
219 __u64 mtime;
220 __u64 mode;
221 __u64 uid;
222 __u64 gid;
223 dev_t device;
226 extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifsTconInfo *tcon,
227 const struct cifs_unix_set_info_args *args,
228 u16 fid, u32 pid_of_opener);
230 extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifsTconInfo *pTcon,
231 char *fileName,
232 const struct cifs_unix_set_info_args *args,
233 const struct nls_table *nls_codepage,
234 int remap_special_chars);
236 extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
237 const char *newName,
238 const struct nls_table *nls_codepage,
239 int remap_special_chars);
240 extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
241 const char *name, const struct nls_table *nls_codepage,
242 int remap_special_chars);
243 extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
244 const char *name, __u16 type,
245 const struct nls_table *nls_codepage,
246 int remap_special_chars);
247 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
248 const char *name,
249 const struct nls_table *nls_codepage,
250 int remap_special_chars);
251 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
252 const char *fromName, const char *toName,
253 const struct nls_table *nls_codepage,
254 int remap_special_chars);
255 extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
256 int netfid, const char *target_name,
257 const struct nls_table *nls_codepage,
258 int remap_special_chars);
259 extern int CIFSCreateHardLink(const int xid,
260 struct cifsTconInfo *tcon,
261 const char *fromName, const char *toName,
262 const struct nls_table *nls_codepage,
263 int remap_special_chars);
264 extern int CIFSUnixCreateHardLink(const int xid,
265 struct cifsTconInfo *tcon,
266 const char *fromName, const char *toName,
267 const struct nls_table *nls_codepage,
268 int remap_special_chars);
269 extern int CIFSUnixCreateSymLink(const int xid,
270 struct cifsTconInfo *tcon,
271 const char *fromName, const char *toName,
272 const struct nls_table *nls_codepage);
273 extern int CIFSSMBUnixQuerySymLink(const int xid,
274 struct cifsTconInfo *tcon,
275 const unsigned char *searchName, char **syminfo,
276 const struct nls_table *nls_codepage);
277 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
278 struct cifsTconInfo *tcon,
279 const unsigned char *searchName,
280 char *symlinkinfo, const int buflen, __u16 fid,
281 const struct nls_table *nls_codepage);
283 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
284 const char *fileName, const int disposition,
285 const int access_flags, const int omode,
286 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
287 const struct nls_table *nls_codepage, int remap);
288 extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
289 const char *fileName, const int disposition,
290 const int access_flags, const int omode,
291 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
292 const struct nls_table *nls_codepage, int remap);
293 extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
294 u32 posix_flags, __u64 mode, __u16 *netfid,
295 FILE_UNIX_BASIC_INFO *pRetData,
296 __u32 *pOplock, const char *name,
297 const struct nls_table *nls_codepage, int remap);
298 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
299 const int smb_file_id);
301 extern int CIFSSMBFlush(const int xid, struct cifsTconInfo *tcon,
302 const int smb_file_id);
304 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
305 const int netfid, unsigned int count,
306 const __u64 lseek, unsigned int *nbytes, char **buf,
307 int *return_buf_type);
308 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
309 const int netfid, const unsigned int count,
310 const __u64 lseek, unsigned int *nbytes,
311 const char *buf, const char __user *ubuf,
312 const int long_op);
313 extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
314 const int netfid, const unsigned int count,
315 const __u64 offset, unsigned int *nbytes,
316 struct kvec *iov, const int nvec, const int long_op);
317 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
318 const unsigned char *searchName, __u64 *inode_number,
319 const struct nls_table *nls_codepage,
320 int remap_special_chars);
321 extern int cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
322 const struct nls_table *cp, int mapChars);
324 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
325 const __u16 netfid, const __u64 len,
326 const __u64 offset, const __u32 numUnlock,
327 const __u32 numLock, const __u8 lockType,
328 const bool waitFlag);
329 extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
330 const __u16 smb_file_id, const int get_flag,
331 const __u64 len, struct file_lock *,
332 const __u16 lock_type, const bool waitFlag);
333 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
334 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
336 extern struct cifsSesInfo *sesInfoAlloc(void);
337 extern void sesInfoFree(struct cifsSesInfo *);
338 extern struct cifsTconInfo *tconInfoAlloc(void);
339 extern void tconInfoFree(struct cifsTconInfo *);
341 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
342 extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
343 __u32 *);
344 extern int cifs_verify_signature(struct smb_hdr *,
345 const struct mac_key *mac_key,
346 __u32 expected_sequence_number);
347 extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
348 const char *pass);
349 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
350 const struct nls_table *);
351 extern void CalcNTLMv2_response(const struct cifsSesInfo *, char *);
352 extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
353 const struct nls_table *);
354 #ifdef CONFIG_CIFS_WEAK_PW_HASH
355 extern void calc_lanman_hash(const char *password, const char *cryptkey,
356 bool encrypt, char *lnm_session_key);
357 #endif /* CIFS_WEAK_PW_HASH */
358 extern int CIFSSMBCopy(int xid,
359 struct cifsTconInfo *source_tcon,
360 const char *fromName,
361 const __u16 target_tid,
362 const char *toName, const int flags,
363 const struct nls_table *nls_codepage,
364 int remap_special_chars);
365 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
366 const int notify_subdirs, const __u16 netfid,
367 __u32 filter, struct file *file, int multishot,
368 const struct nls_table *nls_codepage);
369 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
370 const unsigned char *searchName,
371 const unsigned char *ea_name, char *EAData,
372 size_t bufsize, const struct nls_table *nls_codepage,
373 int remap_special_chars);
374 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
375 const char *fileName, const char *ea_name,
376 const void *ea_value, const __u16 ea_value_len,
377 const struct nls_table *nls_codepage, int remap_special_chars);
378 extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
379 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
380 extern int CIFSSMBSetCIFSACL(const int, struct cifsTconInfo *, __u16,
381 struct cifs_ntsd *, __u32);
382 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
383 const unsigned char *searchName,
384 char *acl_inf, const int buflen, const int acl_type,
385 const struct nls_table *nls_codepage, int remap_special_chars);
386 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
387 const unsigned char *fileName,
388 const char *local_acl, const int buflen, const int acl_type,
389 const struct nls_table *nls_codepage, int remap_special_chars);
390 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
391 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
392 extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
393 #endif /* _CIFSPROTO_H */