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>
28 *****************************************************************
30 *****************************************************************
33 extern struct smb_hdr
*cifs_buf_get(void);
34 extern void cifs_buf_release(void *);
35 extern struct smb_hdr
*cifs_small_buf_get(void);
36 extern void cifs_small_buf_release(void *);
37 extern int smb_send(struct socket
*, struct smb_hdr
*,
38 unsigned int /* length */ , struct sockaddr
*);
39 extern unsigned int _GetXid(void);
40 extern void _FreeXid(unsigned int);
41 #define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__FUNCTION__, xid,current->fsuid));
42 #define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__FUNCTION__,curr_xid,(int)rc));}
43 extern char *build_path_from_dentry(struct dentry
*);
44 extern char *build_wildcard_path_from_dentry(struct dentry
*direntry
);
45 extern void renew_parental_timestamps(struct dentry
*direntry
);
46 extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo
*,
47 struct smb_hdr
* /* input */ ,
48 struct smb_hdr
* /* out */ ,
49 int * /* bytes returned */ , const int long_op
);
50 extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo
*,
51 struct kvec
*, int /* nvec to send */,
52 int * /* type of buf returned */ , const int long_op
);
53 extern int SendReceiveBlockingLock(const unsigned int /* xid */ ,
54 struct cifsTconInfo
*,
55 struct smb_hdr
* /* input */ ,
56 struct smb_hdr
* /* out */ ,
57 int * /* bytes returned */);
58 extern int checkSMB(struct smb_hdr
*smb
, __u16 mid
, int length
);
59 extern int is_valid_oplock_break(struct smb_hdr
*smb
, struct TCP_Server_Info
*);
60 extern int is_size_safe_to_change(struct cifsInodeInfo
*);
61 extern struct cifsFileInfo
*find_writable_file(struct cifsInodeInfo
*);
62 extern unsigned int smbCalcSize(struct smb_hdr
*ptr
);
63 extern unsigned int smbCalcSize_LE(struct smb_hdr
*ptr
);
64 extern int decode_negTokenInit(unsigned char *security_blob
, int length
,
65 enum securityEnum
*secType
);
66 extern int cifs_inet_pton(int, char * source
, void *dst
);
67 extern int map_smb_to_linux_error(struct smb_hdr
*smb
);
68 extern void header_assemble(struct smb_hdr
*, char /* command */ ,
69 const struct cifsTconInfo
*, int /* length of
70 fixed section (word count) in two byte units */);
71 extern int small_smb_init_no_tc(const int smb_cmd
, const int wct
,
72 struct cifsSesInfo
*ses
,
74 extern int CIFS_SessSetup(unsigned int xid
, struct cifsSesInfo
*ses
,
76 const struct nls_table
*nls_cp
);
77 extern __u16
GetNextMid(struct TCP_Server_Info
*server
);
78 extern struct oplock_q_entry
* AllocOplockQEntry(struct inode
*, u16
,
79 struct cifsTconInfo
*);
80 extern void DeleteOplockQEntry(struct oplock_q_entry
*);
81 extern struct timespec
cifs_NTtimeToUnix(u64
/* utc nanoseconds since 1601 */ );
82 extern u64
cifs_UnixTimeToNT(struct timespec
);
83 extern __le64
cnvrtDosCifsTm(__u16 date
, __u16 time
);
84 extern struct timespec
cnvrtDosUnixTm(__u16 date
, __u16 time
);
86 extern int cifs_get_inode_info(struct inode
**pinode
,
87 const unsigned char *search_path
,
88 FILE_ALL_INFO
* pfile_info
,
89 struct super_block
*sb
, int xid
);
90 extern int cifs_get_inode_info_unix(struct inode
**pinode
,
91 const unsigned char *search_path
,
92 struct super_block
*sb
,int xid
);
94 extern int cifs_mount(struct super_block
*, struct cifs_sb_info
*, char *,
96 extern int cifs_umount(struct super_block
*, struct cifs_sb_info
*);
97 void cifs_proc_init(void);
98 void cifs_proc_clean(void);
100 extern int cifs_setup_session(unsigned int xid
, struct cifsSesInfo
*pSesInfo
,
101 struct nls_table
* nls_info
);
102 extern int CIFSSMBNegotiate(unsigned int xid
, struct cifsSesInfo
*ses
);
104 extern int CIFSTCon(unsigned int xid
, struct cifsSesInfo
*ses
,
105 const char *tree
, struct cifsTconInfo
*tcon
,
106 const struct nls_table
*);
108 extern int CIFSFindFirst(const int xid
, struct cifsTconInfo
*tcon
,
109 const char *searchName
, const struct nls_table
*nls_codepage
,
110 __u16
*searchHandle
, struct cifs_search_info
* psrch_inf
,
111 int map
, const char dirsep
);
113 extern int CIFSFindNext(const int xid
, struct cifsTconInfo
*tcon
,
114 __u16 searchHandle
, struct cifs_search_info
* psrch_inf
);
116 extern int CIFSFindClose(const int, struct cifsTconInfo
*tcon
,
117 const __u16 search_handle
);
119 extern int CIFSSMBQPathInfo(const int xid
, struct cifsTconInfo
*tcon
,
120 const unsigned char *searchName
,
121 FILE_ALL_INFO
* findData
,
122 const struct nls_table
*nls_codepage
, int remap
);
123 extern int SMBQueryInformation(const int xid
, struct cifsTconInfo
*tcon
,
124 const unsigned char *searchName
,
125 FILE_ALL_INFO
* findData
,
126 const struct nls_table
*nls_codepage
, int remap
);
128 extern int CIFSSMBUnixQPathInfo(const int xid
,
129 struct cifsTconInfo
*tcon
,
130 const unsigned char *searchName
,
131 FILE_UNIX_BASIC_INFO
* pFindData
,
132 const struct nls_table
*nls_codepage
, int remap
);
134 extern int CIFSGetDFSRefer(const int xid
, struct cifsSesInfo
*ses
,
135 const unsigned char *searchName
,
136 unsigned char **targetUNCs
,
137 unsigned int *number_of_UNC_in_array
,
138 const struct nls_table
*nls_codepage
, int remap
);
140 extern int connect_to_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
141 const char *old_path
,
142 const struct nls_table
*nls_codepage
, int remap
);
143 extern int get_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
144 const char *old_path
,
145 const struct nls_table
*nls_codepage
,
146 unsigned int *pnum_referrals
,
147 unsigned char ** preferrals
,
149 extern int CIFSSMBQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
150 struct kstatfs
*FSData
);
151 extern int SMBOldQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
152 struct kstatfs
*FSData
);
153 extern int CIFSSMBSetFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
,
156 extern int CIFSSMBQFSAttributeInfo(const int xid
,
157 struct cifsTconInfo
*tcon
);
158 extern int CIFSSMBQFSDeviceInfo(const int xid
, struct cifsTconInfo
*tcon
);
159 extern int CIFSSMBQFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
);
160 extern int CIFSSMBQFSPosixInfo(const int xid
, struct cifsTconInfo
*tcon
,
161 struct kstatfs
*FSData
);
163 extern int CIFSSMBSetTimes(const int xid
, struct cifsTconInfo
*tcon
,
164 const char *fileName
, const FILE_BASIC_INFO
* data
,
165 const struct nls_table
*nls_codepage
,
166 int remap_special_chars
);
167 extern int CIFSSMBSetFileTimes(const int xid
, struct cifsTconInfo
*tcon
,
168 const FILE_BASIC_INFO
* data
, __u16 fid
);
170 extern int CIFSSMBSetAttrLegacy(int xid
, struct cifsTconInfo
*tcon
,
171 char *fileName
, __u16 dos_attributes
,
172 const struct nls_table
*nls_codepage
);
173 #endif /* possibly unneeded function */
174 extern int CIFSSMBSetEOF(const int xid
, struct cifsTconInfo
*tcon
,
175 const char *fileName
, __u64 size
,
176 int setAllocationSizeFlag
,
177 const struct nls_table
*nls_codepage
,
178 int remap_special_chars
);
179 extern int CIFSSMBSetFileSize(const int xid
, struct cifsTconInfo
*tcon
,
180 __u64 size
, __u16 fileHandle
,__u32 opener_pid
,
182 extern int CIFSSMBUnixSetPerms(const int xid
, struct cifsTconInfo
*pTcon
,
183 char *full_path
, __u64 mode
, __u64 uid
,
184 __u64 gid
, dev_t dev
,
185 const struct nls_table
*nls_codepage
,
186 int remap_special_chars
);
188 extern int CIFSSMBMkDir(const int xid
, struct cifsTconInfo
*tcon
,
190 const struct nls_table
*nls_codepage
,
191 int remap_special_chars
);
192 extern int CIFSSMBRmDir(const int xid
, struct cifsTconInfo
*tcon
,
193 const char *name
, const struct nls_table
*nls_codepage
,
194 int remap_special_chars
);
196 extern int CIFSSMBDelFile(const int xid
, struct cifsTconInfo
*tcon
,
198 const struct nls_table
*nls_codepage
,
199 int remap_special_chars
);
200 extern int CIFSSMBRename(const int xid
, struct cifsTconInfo
*tcon
,
201 const char *fromName
, const char *toName
,
202 const struct nls_table
*nls_codepage
,
203 int remap_special_chars
);
204 extern int CIFSSMBRenameOpenFile(const int xid
,struct cifsTconInfo
*pTcon
,
205 int netfid
, char * target_name
,
206 const struct nls_table
*nls_codepage
,
207 int remap_special_chars
);
208 extern int CIFSCreateHardLink(const int xid
,
209 struct cifsTconInfo
*tcon
,
210 const char *fromName
, const char *toName
,
211 const struct nls_table
*nls_codepage
,
212 int remap_special_chars
);
213 extern int CIFSUnixCreateHardLink(const int xid
,
214 struct cifsTconInfo
*tcon
,
215 const char *fromName
, const char *toName
,
216 const struct nls_table
*nls_codepage
,
217 int remap_special_chars
);
218 extern int CIFSUnixCreateSymLink(const int xid
,
219 struct cifsTconInfo
*tcon
,
220 const char *fromName
, const char *toName
,
221 const struct nls_table
*nls_codepage
);
222 extern int CIFSSMBUnixQuerySymLink(const int xid
,
223 struct cifsTconInfo
*tcon
,
224 const unsigned char *searchName
,
225 char *syminfo
, const int buflen
,
226 const struct nls_table
*nls_codepage
);
227 extern int CIFSSMBQueryReparseLinkInfo(const int xid
,
228 struct cifsTconInfo
*tcon
,
229 const unsigned char *searchName
,
230 char *symlinkinfo
, const int buflen
, __u16 fid
,
231 const struct nls_table
*nls_codepage
);
233 extern int CIFSSMBOpen(const int xid
, struct cifsTconInfo
*tcon
,
234 const char *fileName
, const int disposition
,
235 const int access_flags
, const int omode
,
236 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
237 const struct nls_table
*nls_codepage
, int remap
);
238 extern int SMBLegacyOpen(const int xid
, struct cifsTconInfo
*tcon
,
239 const char *fileName
, const int disposition
,
240 const int access_flags
, const int omode
,
241 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
242 const struct nls_table
*nls_codepage
, int remap
);
243 extern int CIFSSMBClose(const int xid
, struct cifsTconInfo
*tcon
,
244 const int smb_file_id
);
246 extern int CIFSSMBRead(const int xid
, struct cifsTconInfo
*tcon
,
247 const int netfid
, unsigned int count
,
248 const __u64 lseek
, unsigned int *nbytes
, char **buf
,
249 int * return_buf_type
);
250 extern int CIFSSMBWrite(const int xid
, struct cifsTconInfo
*tcon
,
251 const int netfid
, const unsigned int count
,
252 const __u64 lseek
, unsigned int *nbytes
,
253 const char *buf
, const char __user
*ubuf
,
255 extern int CIFSSMBWrite2(const int xid
, struct cifsTconInfo
*tcon
,
256 const int netfid
, const unsigned int count
,
257 const __u64 offset
, unsigned int *nbytes
,
258 struct kvec
*iov
, const int nvec
, const int long_op
);
259 extern int CIFSGetSrvInodeNumber(const int xid
, struct cifsTconInfo
*tcon
,
260 const unsigned char *searchName
, __u64
* inode_number
,
261 const struct nls_table
*nls_codepage
,
262 int remap_special_chars
);
263 extern int cifs_convertUCSpath(char *target
, const __le16
*source
, int maxlen
,
264 const struct nls_table
* codepage
);
265 extern int cifsConvertToUCS(__le16
* target
, const char *source
, int maxlen
,
266 const struct nls_table
* cp
, int mapChars
);
268 extern int CIFSSMBLock(const int xid
, struct cifsTconInfo
*tcon
,
269 const __u16 netfid
, const __u64 len
,
270 const __u64 offset
, const __u32 numUnlock
,
271 const __u32 numLock
, const __u8 lockType
,
273 extern int CIFSSMBPosixLock(const int xid
, struct cifsTconInfo
*tcon
,
274 const __u16 smb_file_id
, const int get_flag
,
275 const __u64 len
, struct file_lock
*,
276 const __u16 lock_type
, const int waitFlag
);
277 extern int CIFSSMBTDis(const int xid
, struct cifsTconInfo
*tcon
);
278 extern int CIFSSMBLogoff(const int xid
, struct cifsSesInfo
*ses
);
280 extern struct cifsSesInfo
*sesInfoAlloc(void);
281 extern void sesInfoFree(struct cifsSesInfo
*);
282 extern struct cifsTconInfo
*tconInfoAlloc(void);
283 extern void tconInfoFree(struct cifsTconInfo
*);
285 extern int cifs_sign_smb(struct smb_hdr
*, struct TCP_Server_Info
*,__u32
*);
286 extern int cifs_sign_smb2(struct kvec
*iov
, int n_vec
, struct TCP_Server_Info
*,
288 extern int cifs_verify_signature(struct smb_hdr
*, const char * mac_key
,
289 __u32 expected_sequence_number
);
290 extern int cifs_calculate_mac_key(char * key
,const char * rn
,const char * pass
);
291 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo
*,
292 const struct nls_table
*);
293 extern void CalcNTLMv2_response(const struct cifsSesInfo
*, char * );
294 extern void setup_ntlmv2_rsp(struct cifsSesInfo
*, char *,
295 const struct nls_table
*);
296 #ifdef CONFIG_CIFS_WEAK_PW_HASH
297 extern void calc_lanman_hash(struct cifsSesInfo
* ses
, char * lnm_session_key
);
298 #endif /* CIFS_WEAK_PW_HASH */
299 extern int CIFSSMBCopy(int xid
,
300 struct cifsTconInfo
*source_tcon
,
301 const char *fromName
,
302 const __u16 target_tid
,
303 const char *toName
, const int flags
,
304 const struct nls_table
*nls_codepage
,
305 int remap_special_chars
);
306 extern int CIFSSMBNotify(const int xid
, struct cifsTconInfo
*tcon
,
307 const int notify_subdirs
,const __u16 netfid
,
308 __u32 filter
, struct file
* file
, int multishot
,
309 const struct nls_table
*nls_codepage
);
310 extern ssize_t
CIFSSMBQAllEAs(const int xid
, struct cifsTconInfo
*tcon
,
311 const unsigned char *searchName
, char * EAData
,
312 size_t bufsize
, const struct nls_table
*nls_codepage
,
313 int remap_special_chars
);
314 extern ssize_t
CIFSSMBQueryEA(const int xid
,struct cifsTconInfo
* tcon
,
315 const unsigned char * searchName
,const unsigned char * ea_name
,
316 unsigned char * ea_value
, size_t buf_size
,
317 const struct nls_table
*nls_codepage
, int remap_special_chars
);
318 extern int CIFSSMBSetEA(const int xid
, struct cifsTconInfo
*tcon
,
319 const char *fileName
, const char * ea_name
,
320 const void * ea_value
, const __u16 ea_value_len
,
321 const struct nls_table
*nls_codepage
, int remap_special_chars
);
322 extern int CIFSSMBGetCIFSACL(const int xid
, struct cifsTconInfo
*tcon
,
323 __u16 fid
, char *acl_inf
, const int buflen
,
324 const int acl_type
/* ACCESS vs. DEFAULT */);
325 extern int CIFSSMBGetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
326 const unsigned char *searchName
,
327 char *acl_inf
, const int buflen
,const int acl_type
,
328 const struct nls_table
*nls_codepage
, int remap_special_chars
);
329 extern int CIFSSMBSetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
330 const unsigned char *fileName
,
331 const char *local_acl
, const int buflen
, const int acl_type
,
332 const struct nls_table
*nls_codepage
, int remap_special_chars
);
333 extern int CIFSGetExtAttr(const int xid
, struct cifsTconInfo
*tcon
,
334 const int netfid
, __u64
* pExtAttrBits
, __u64
*pMask
);
335 #endif /* _CIFSPROTO_H */