4 * Copyright (c) International Business Machines Corp., 2002,2006
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
23 #include <linux/nls.h>
29 *****************************************************************
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
*);
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",__FUNCTION__, xid,current->fsuid));
43 #define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__FUNCTION__,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 SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo
*,
52 struct kvec
*, int /* nvec to send */,
53 int * /* type of buf returned */ , const int long_op
);
54 extern int SendReceiveBlockingLock(const unsigned int /* xid */ ,
55 struct cifsTconInfo
*,
56 struct smb_hdr
* /* input */ ,
57 struct smb_hdr
* /* out */ ,
58 int * /* bytes returned */);
59 extern int checkSMB(struct smb_hdr
*smb
, __u16 mid
, unsigned int length
);
60 extern int is_valid_oplock_break(struct smb_hdr
*smb
, struct TCP_Server_Info
*);
61 extern int is_size_safe_to_change(struct cifsInodeInfo
*, __u64 eof
);
62 extern struct cifsFileInfo
*find_writable_file(struct cifsInodeInfo
*);
63 extern unsigned int smbCalcSize(struct smb_hdr
*ptr
);
64 extern unsigned int smbCalcSize_LE(struct smb_hdr
*ptr
);
65 extern int decode_negTokenInit(unsigned char *security_blob
, int length
,
66 enum securityEnum
*secType
);
67 extern int cifs_inet_pton(int, char * source
, void *dst
);
68 extern int map_smb_to_linux_error(struct smb_hdr
*smb
);
69 extern void header_assemble(struct smb_hdr
*, char /* command */ ,
70 const struct cifsTconInfo
*, int /* length of
71 fixed section (word count) in two byte units */);
72 extern int small_smb_init_no_tc(const int smb_cmd
, const int wct
,
73 struct cifsSesInfo
*ses
,
75 extern int CIFS_SessSetup(unsigned int xid
, struct cifsSesInfo
*ses
,
77 const struct nls_table
*nls_cp
);
78 extern __u16
GetNextMid(struct TCP_Server_Info
*server
);
79 extern struct oplock_q_entry
* AllocOplockQEntry(struct inode
*, u16
,
80 struct cifsTconInfo
*);
81 extern void DeleteOplockQEntry(struct oplock_q_entry
*);
82 extern struct timespec
cifs_NTtimeToUnix(u64
/* utc nanoseconds since 1601 */ );
83 extern u64
cifs_UnixTimeToNT(struct timespec
);
84 extern __le64
cnvrtDosCifsTm(__u16 date
, __u16 time
);
85 extern struct timespec
cnvrtDosUnixTm(__u16 date
, __u16 time
);
87 extern int cifs_get_inode_info(struct inode
**pinode
,
88 const unsigned char *search_path
,
89 FILE_ALL_INFO
* pfile_info
,
90 struct super_block
*sb
, int xid
);
91 extern int cifs_get_inode_info_unix(struct inode
**pinode
,
92 const unsigned char *search_path
,
93 struct super_block
*sb
,int xid
);
95 extern int cifs_mount(struct super_block
*, struct cifs_sb_info
*, char *,
97 extern int cifs_umount(struct super_block
*, struct cifs_sb_info
*);
98 void cifs_proc_init(void);
99 void cifs_proc_clean(void);
101 extern int cifs_setup_session(unsigned int xid
, struct cifsSesInfo
*pSesInfo
,
102 struct nls_table
* nls_info
);
103 extern int CIFSSMBNegotiate(unsigned int xid
, struct cifsSesInfo
*ses
);
105 extern int CIFSTCon(unsigned int xid
, struct cifsSesInfo
*ses
,
106 const char *tree
, struct cifsTconInfo
*tcon
,
107 const struct nls_table
*);
109 extern int CIFSFindFirst(const int xid
, struct cifsTconInfo
*tcon
,
110 const char *searchName
, const struct nls_table
*nls_codepage
,
111 __u16
*searchHandle
, struct cifs_search_info
* psrch_inf
,
112 int map
, const char dirsep
);
114 extern int CIFSFindNext(const int xid
, struct cifsTconInfo
*tcon
,
115 __u16 searchHandle
, struct cifs_search_info
* psrch_inf
);
117 extern int CIFSFindClose(const int, struct cifsTconInfo
*tcon
,
118 const __u16 search_handle
);
120 extern int CIFSSMBQPathInfo(const int xid
, struct cifsTconInfo
*tcon
,
121 const unsigned char *searchName
,
122 FILE_ALL_INFO
* findData
,
123 int legacy
/* whether to use old info level */,
124 const struct nls_table
*nls_codepage
, int remap
);
125 extern int SMBQueryInformation(const int xid
, struct cifsTconInfo
*tcon
,
126 const unsigned char *searchName
,
127 FILE_ALL_INFO
* findData
,
128 const struct nls_table
*nls_codepage
, int remap
);
130 extern int CIFSSMBUnixQPathInfo(const int xid
,
131 struct cifsTconInfo
*tcon
,
132 const unsigned char *searchName
,
133 FILE_UNIX_BASIC_INFO
* pFindData
,
134 const struct nls_table
*nls_codepage
, int remap
);
136 extern int CIFSGetDFSRefer(const int xid
, struct cifsSesInfo
*ses
,
137 const unsigned char *searchName
,
138 unsigned char **targetUNCs
,
139 unsigned int *number_of_UNC_in_array
,
140 const struct nls_table
*nls_codepage
, int remap
);
142 extern int connect_to_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
143 const char *old_path
,
144 const struct nls_table
*nls_codepage
, int remap
);
145 extern int get_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
146 const char *old_path
,
147 const struct nls_table
*nls_codepage
,
148 unsigned int *pnum_referrals
,
149 unsigned char ** preferrals
,
151 extern void reset_cifs_unix_caps(int xid
, struct cifsTconInfo
*tcon
,
152 struct super_block
* sb
, struct smb_vol
* vol
);
153 extern int CIFSSMBQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
154 struct kstatfs
*FSData
);
155 extern int SMBOldQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
156 struct kstatfs
*FSData
);
157 extern int CIFSSMBSetFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
,
160 extern int CIFSSMBQFSAttributeInfo(const int xid
,
161 struct cifsTconInfo
*tcon
);
162 extern int CIFSSMBQFSDeviceInfo(const int xid
, struct cifsTconInfo
*tcon
);
163 extern int CIFSSMBQFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
);
164 extern int CIFSSMBQFSPosixInfo(const int xid
, struct cifsTconInfo
*tcon
,
165 struct kstatfs
*FSData
);
167 extern int CIFSSMBSetTimes(const int xid
, struct cifsTconInfo
*tcon
,
168 const char *fileName
, const FILE_BASIC_INFO
* data
,
169 const struct nls_table
*nls_codepage
,
170 int remap_special_chars
);
171 extern int CIFSSMBSetFileTimes(const int xid
, struct cifsTconInfo
*tcon
,
172 const FILE_BASIC_INFO
* data
, __u16 fid
);
174 extern int CIFSSMBSetAttrLegacy(int xid
, struct cifsTconInfo
*tcon
,
175 char *fileName
, __u16 dos_attributes
,
176 const struct nls_table
*nls_codepage
);
177 #endif /* possibly unneeded function */
178 extern int CIFSSMBSetEOF(const int xid
, struct cifsTconInfo
*tcon
,
179 const char *fileName
, __u64 size
,
180 int setAllocationSizeFlag
,
181 const struct nls_table
*nls_codepage
,
182 int remap_special_chars
);
183 extern int CIFSSMBSetFileSize(const int xid
, struct cifsTconInfo
*tcon
,
184 __u64 size
, __u16 fileHandle
,__u32 opener_pid
,
186 extern int CIFSSMBUnixSetPerms(const int xid
, struct cifsTconInfo
*pTcon
,
187 char *full_path
, __u64 mode
, __u64 uid
,
188 __u64 gid
, dev_t dev
,
189 const struct nls_table
*nls_codepage
,
190 int remap_special_chars
);
192 extern int CIFSSMBMkDir(const int xid
, struct cifsTconInfo
*tcon
,
194 const struct nls_table
*nls_codepage
,
195 int remap_special_chars
);
196 extern int CIFSSMBRmDir(const int xid
, struct cifsTconInfo
*tcon
,
197 const char *name
, const struct nls_table
*nls_codepage
,
198 int remap_special_chars
);
200 extern int CIFSSMBDelFile(const int xid
, struct cifsTconInfo
*tcon
,
202 const struct nls_table
*nls_codepage
,
203 int remap_special_chars
);
204 extern int CIFSSMBRename(const int xid
, struct cifsTconInfo
*tcon
,
205 const char *fromName
, const char *toName
,
206 const struct nls_table
*nls_codepage
,
207 int remap_special_chars
);
208 extern int CIFSSMBRenameOpenFile(const int xid
,struct cifsTconInfo
*pTcon
,
209 int netfid
, char * target_name
,
210 const struct nls_table
*nls_codepage
,
211 int remap_special_chars
);
212 extern int CIFSCreateHardLink(const int xid
,
213 struct cifsTconInfo
*tcon
,
214 const char *fromName
, const char *toName
,
215 const struct nls_table
*nls_codepage
,
216 int remap_special_chars
);
217 extern int CIFSUnixCreateHardLink(const int xid
,
218 struct cifsTconInfo
*tcon
,
219 const char *fromName
, const char *toName
,
220 const struct nls_table
*nls_codepage
,
221 int remap_special_chars
);
222 extern int CIFSUnixCreateSymLink(const int xid
,
223 struct cifsTconInfo
*tcon
,
224 const char *fromName
, const char *toName
,
225 const struct nls_table
*nls_codepage
);
226 extern int CIFSSMBUnixQuerySymLink(const int xid
,
227 struct cifsTconInfo
*tcon
,
228 const unsigned char *searchName
,
229 char *syminfo
, const int buflen
,
230 const struct nls_table
*nls_codepage
);
231 extern int CIFSSMBQueryReparseLinkInfo(const int xid
,
232 struct cifsTconInfo
*tcon
,
233 const unsigned char *searchName
,
234 char *symlinkinfo
, const int buflen
, __u16 fid
,
235 const struct nls_table
*nls_codepage
);
237 extern int CIFSSMBOpen(const int xid
, struct cifsTconInfo
*tcon
,
238 const char *fileName
, const int disposition
,
239 const int access_flags
, const int omode
,
240 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
241 const struct nls_table
*nls_codepage
, int remap
);
242 extern int SMBLegacyOpen(const int xid
, struct cifsTconInfo
*tcon
,
243 const char *fileName
, const int disposition
,
244 const int access_flags
, const int omode
,
245 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
246 const struct nls_table
*nls_codepage
, int remap
);
247 extern int CIFSSMBClose(const int xid
, struct cifsTconInfo
*tcon
,
248 const int smb_file_id
);
250 extern int CIFSSMBRead(const int xid
, struct cifsTconInfo
*tcon
,
251 const int netfid
, unsigned int count
,
252 const __u64 lseek
, unsigned int *nbytes
, char **buf
,
253 int * return_buf_type
);
254 extern int CIFSSMBWrite(const int xid
, struct cifsTconInfo
*tcon
,
255 const int netfid
, const unsigned int count
,
256 const __u64 lseek
, unsigned int *nbytes
,
257 const char *buf
, const char __user
*ubuf
,
259 extern int CIFSSMBWrite2(const int xid
, struct cifsTconInfo
*tcon
,
260 const int netfid
, const unsigned int count
,
261 const __u64 offset
, unsigned int *nbytes
,
262 struct kvec
*iov
, const int nvec
, const int long_op
);
263 extern int CIFSGetSrvInodeNumber(const int xid
, struct cifsTconInfo
*tcon
,
264 const unsigned char *searchName
, __u64
* inode_number
,
265 const struct nls_table
*nls_codepage
,
266 int remap_special_chars
);
267 extern int cifs_convertUCSpath(char *target
, const __le16
*source
, int maxlen
,
268 const struct nls_table
* codepage
);
269 extern int cifsConvertToUCS(__le16
* target
, const char *source
, int maxlen
,
270 const struct nls_table
* cp
, int mapChars
);
272 extern int CIFSSMBLock(const int xid
, struct cifsTconInfo
*tcon
,
273 const __u16 netfid
, const __u64 len
,
274 const __u64 offset
, const __u32 numUnlock
,
275 const __u32 numLock
, const __u8 lockType
,
277 extern int CIFSSMBPosixLock(const int xid
, struct cifsTconInfo
*tcon
,
278 const __u16 smb_file_id
, const int get_flag
,
279 const __u64 len
, struct file_lock
*,
280 const __u16 lock_type
, const int waitFlag
);
281 extern int CIFSSMBTDis(const int xid
, struct cifsTconInfo
*tcon
);
282 extern int CIFSSMBLogoff(const int xid
, struct cifsSesInfo
*ses
);
284 extern struct cifsSesInfo
*sesInfoAlloc(void);
285 extern void sesInfoFree(struct cifsSesInfo
*);
286 extern struct cifsTconInfo
*tconInfoAlloc(void);
287 extern void tconInfoFree(struct cifsTconInfo
*);
289 extern int cifs_sign_smb(struct smb_hdr
*, struct TCP_Server_Info
*,__u32
*);
290 extern int cifs_sign_smb2(struct kvec
*iov
, int n_vec
, struct TCP_Server_Info
*,
292 extern int cifs_verify_signature(struct smb_hdr
*, const char * mac_key
,
293 __u32 expected_sequence_number
);
294 extern int cifs_calculate_mac_key(char * key
,const char * rn
,const char * pass
);
295 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo
*,
296 const struct nls_table
*);
297 extern void CalcNTLMv2_response(const struct cifsSesInfo
*, char * );
298 extern void setup_ntlmv2_rsp(struct cifsSesInfo
*, char *,
299 const struct nls_table
*);
300 #ifdef CONFIG_CIFS_WEAK_PW_HASH
301 extern void calc_lanman_hash(struct cifsSesInfo
* ses
, char * lnm_session_key
);
302 #endif /* CIFS_WEAK_PW_HASH */
303 extern int CIFSSMBCopy(int xid
,
304 struct cifsTconInfo
*source_tcon
,
305 const char *fromName
,
306 const __u16 target_tid
,
307 const char *toName
, const int flags
,
308 const struct nls_table
*nls_codepage
,
309 int remap_special_chars
);
310 extern int CIFSSMBNotify(const int xid
, struct cifsTconInfo
*tcon
,
311 const int notify_subdirs
,const __u16 netfid
,
312 __u32 filter
, struct file
* file
, int multishot
,
313 const struct nls_table
*nls_codepage
);
314 extern ssize_t
CIFSSMBQAllEAs(const int xid
, struct cifsTconInfo
*tcon
,
315 const unsigned char *searchName
, char * EAData
,
316 size_t bufsize
, const struct nls_table
*nls_codepage
,
317 int remap_special_chars
);
318 extern ssize_t
CIFSSMBQueryEA(const int xid
,struct cifsTconInfo
* tcon
,
319 const unsigned char * searchName
,const unsigned char * ea_name
,
320 unsigned char * ea_value
, size_t buf_size
,
321 const struct nls_table
*nls_codepage
, int remap_special_chars
);
322 extern int CIFSSMBSetEA(const int xid
, struct cifsTconInfo
*tcon
,
323 const char *fileName
, const char * ea_name
,
324 const void * ea_value
, const __u16 ea_value_len
,
325 const struct nls_table
*nls_codepage
, int remap_special_chars
);
326 extern int CIFSSMBGetCIFSACL(const int xid
, struct cifsTconInfo
*tcon
,
327 __u16 fid
, char *acl_inf
, const int buflen
,
328 const int acl_type
/* ACCESS vs. DEFAULT */);
329 extern int CIFSSMBGetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
330 const unsigned char *searchName
,
331 char *acl_inf
, const int buflen
,const int acl_type
,
332 const struct nls_table
*nls_codepage
, int remap_special_chars
);
333 extern int CIFSSMBSetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
334 const unsigned char *fileName
,
335 const char *local_acl
, const int buflen
, const int acl_type
,
336 const struct nls_table
*nls_codepage
, int remap_special_chars
);
337 extern int CIFSGetExtAttr(const int xid
, struct cifsTconInfo
*tcon
,
338 const int netfid
, __u64
* pExtAttrBits
, __u64
*pMask
);
339 #endif /* _CIFSPROTO_H */