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 */ , struct cifsTconInfo
*,
54 struct smb_hdr
* /* input */ ,
55 struct smb_hdr
* /* out */ ,
56 int * /* bytes returned */);
57 extern int checkSMBhdr(struct smb_hdr
*smb
, __u16 mid
);
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 int cifs_get_inode_info(struct inode
**pinode
,
84 const unsigned char *search_path
,
85 FILE_ALL_INFO
* pfile_info
,
86 struct super_block
*sb
, int xid
);
87 extern int cifs_get_inode_info_unix(struct inode
**pinode
,
88 const unsigned char *search_path
,
89 struct super_block
*sb
,int xid
);
91 extern int cifs_mount(struct super_block
*, struct cifs_sb_info
*, char *,
93 extern int cifs_umount(struct super_block
*, struct cifs_sb_info
*);
94 void cifs_proc_init(void);
95 void cifs_proc_clean(void);
97 extern int cifs_setup_session(unsigned int xid
, struct cifsSesInfo
*pSesInfo
,
98 struct nls_table
* nls_info
);
99 extern int CIFSSMBNegotiate(unsigned int xid
, struct cifsSesInfo
*ses
);
101 extern int CIFSTCon(unsigned int xid
, struct cifsSesInfo
*ses
,
102 const char *tree
, struct cifsTconInfo
*tcon
,
103 const struct nls_table
*);
105 extern int CIFSFindFirst(const int xid
, struct cifsTconInfo
*tcon
,
106 const char *searchName
, const struct nls_table
*nls_codepage
,
107 __u16
*searchHandle
, struct cifs_search_info
* psrch_inf
,
108 int map
, const char dirsep
);
110 extern int CIFSFindNext(const int xid
, struct cifsTconInfo
*tcon
,
111 __u16 searchHandle
, struct cifs_search_info
* psrch_inf
);
113 extern int CIFSFindClose(const int, struct cifsTconInfo
*tcon
,
114 const __u16 search_handle
);
116 extern int CIFSSMBQPathInfo(const int xid
, struct cifsTconInfo
*tcon
,
117 const unsigned char *searchName
,
118 FILE_ALL_INFO
* findData
,
119 const struct nls_table
*nls_codepage
, int remap
);
120 extern int SMBQueryInformation(const int xid
, struct cifsTconInfo
*tcon
,
121 const unsigned char *searchName
,
122 FILE_ALL_INFO
* findData
,
123 const struct nls_table
*nls_codepage
, int remap
);
125 extern int CIFSSMBUnixQPathInfo(const int xid
,
126 struct cifsTconInfo
*tcon
,
127 const unsigned char *searchName
,
128 FILE_UNIX_BASIC_INFO
* pFindData
,
129 const struct nls_table
*nls_codepage
, int remap
);
131 extern int CIFSGetDFSRefer(const int xid
, struct cifsSesInfo
*ses
,
132 const unsigned char *searchName
,
133 unsigned char **targetUNCs
,
134 unsigned int *number_of_UNC_in_array
,
135 const struct nls_table
*nls_codepage
, int remap
);
137 extern int connect_to_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
138 const char *old_path
,
139 const struct nls_table
*nls_codepage
, int remap
);
140 extern int get_dfs_path(int xid
, struct cifsSesInfo
*pSesInfo
,
141 const char *old_path
,
142 const struct nls_table
*nls_codepage
,
143 unsigned int *pnum_referrals
,
144 unsigned char ** preferrals
,
146 extern int CIFSSMBQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
147 struct kstatfs
*FSData
);
148 extern int SMBOldQFSInfo(const int xid
, struct cifsTconInfo
*tcon
,
149 struct kstatfs
*FSData
);
150 extern int CIFSSMBSetFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
,
153 extern int CIFSSMBQFSAttributeInfo(const int xid
,
154 struct cifsTconInfo
*tcon
);
155 extern int CIFSSMBQFSDeviceInfo(const int xid
, struct cifsTconInfo
*tcon
);
156 extern int CIFSSMBQFSUnixInfo(const int xid
, struct cifsTconInfo
*tcon
);
157 extern int CIFSSMBQFSPosixInfo(const int xid
, struct cifsTconInfo
*tcon
,
158 struct kstatfs
*FSData
);
160 extern int CIFSSMBSetTimes(const int xid
, struct cifsTconInfo
*tcon
,
161 const char *fileName
, const FILE_BASIC_INFO
* data
,
162 const struct nls_table
*nls_codepage
,
163 int remap_special_chars
);
164 extern int CIFSSMBSetFileTimes(const int xid
, struct cifsTconInfo
*tcon
,
165 const FILE_BASIC_INFO
* data
, __u16 fid
);
167 extern int CIFSSMBSetAttrLegacy(int xid
, struct cifsTconInfo
*tcon
,
168 char *fileName
, __u16 dos_attributes
,
169 const struct nls_table
*nls_codepage
);
170 #endif /* possibly unneeded function */
171 extern int CIFSSMBSetEOF(const int xid
, struct cifsTconInfo
*tcon
,
172 const char *fileName
, __u64 size
,
173 int setAllocationSizeFlag
,
174 const struct nls_table
*nls_codepage
,
175 int remap_special_chars
);
176 extern int CIFSSMBSetFileSize(const int xid
, struct cifsTconInfo
*tcon
,
177 __u64 size
, __u16 fileHandle
,__u32 opener_pid
,
179 extern int CIFSSMBUnixSetPerms(const int xid
, struct cifsTconInfo
*pTcon
,
180 char *full_path
, __u64 mode
, __u64 uid
,
181 __u64 gid
, dev_t dev
,
182 const struct nls_table
*nls_codepage
,
183 int remap_special_chars
);
185 extern int CIFSSMBMkDir(const int xid
, struct cifsTconInfo
*tcon
,
187 const struct nls_table
*nls_codepage
,
188 int remap_special_chars
);
189 extern int CIFSSMBRmDir(const int xid
, struct cifsTconInfo
*tcon
,
190 const char *name
, const struct nls_table
*nls_codepage
,
191 int remap_special_chars
);
193 extern int CIFSSMBDelFile(const int xid
, struct cifsTconInfo
*tcon
,
195 const struct nls_table
*nls_codepage
,
196 int remap_special_chars
);
197 extern int CIFSSMBRename(const int xid
, struct cifsTconInfo
*tcon
,
198 const char *fromName
, const char *toName
,
199 const struct nls_table
*nls_codepage
,
200 int remap_special_chars
);
201 extern int CIFSSMBRenameOpenFile(const int xid
,struct cifsTconInfo
*pTcon
,
202 int netfid
, char * target_name
,
203 const struct nls_table
*nls_codepage
,
204 int remap_special_chars
);
205 extern int CIFSCreateHardLink(const int xid
,
206 struct cifsTconInfo
*tcon
,
207 const char *fromName
, const char *toName
,
208 const struct nls_table
*nls_codepage
,
209 int remap_special_chars
);
210 extern int CIFSUnixCreateHardLink(const int xid
,
211 struct cifsTconInfo
*tcon
,
212 const char *fromName
, const char *toName
,
213 const struct nls_table
*nls_codepage
,
214 int remap_special_chars
);
215 extern int CIFSUnixCreateSymLink(const int xid
,
216 struct cifsTconInfo
*tcon
,
217 const char *fromName
, const char *toName
,
218 const struct nls_table
*nls_codepage
);
219 extern int CIFSSMBUnixQuerySymLink(const int xid
,
220 struct cifsTconInfo
*tcon
,
221 const unsigned char *searchName
,
222 char *syminfo
, const int buflen
,
223 const struct nls_table
*nls_codepage
);
224 extern int CIFSSMBQueryReparseLinkInfo(const int xid
,
225 struct cifsTconInfo
*tcon
,
226 const unsigned char *searchName
,
227 char *symlinkinfo
, const int buflen
, __u16 fid
,
228 const struct nls_table
*nls_codepage
);
230 extern int CIFSSMBOpen(const int xid
, struct cifsTconInfo
*tcon
,
231 const char *fileName
, const int disposition
,
232 const int access_flags
, const int omode
,
233 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
234 const struct nls_table
*nls_codepage
, int remap
);
235 extern int SMBLegacyOpen(const int xid
, struct cifsTconInfo
*tcon
,
236 const char *fileName
, const int disposition
,
237 const int access_flags
, const int omode
,
238 __u16
* netfid
, int *pOplock
, FILE_ALL_INFO
*,
239 const struct nls_table
*nls_codepage
, int remap
);
240 extern int CIFSSMBClose(const int xid
, struct cifsTconInfo
*tcon
,
241 const int smb_file_id
);
243 extern int CIFSSMBRead(const int xid
, struct cifsTconInfo
*tcon
,
244 const int netfid
, unsigned int count
,
245 const __u64 lseek
, unsigned int *nbytes
, char **buf
,
246 int * return_buf_type
);
247 extern int CIFSSMBWrite(const int xid
, struct cifsTconInfo
*tcon
,
248 const int netfid
, const unsigned int count
,
249 const __u64 lseek
, unsigned int *nbytes
,
250 const char *buf
, const char __user
*ubuf
,
252 extern int CIFSSMBWrite2(const int xid
, struct cifsTconInfo
*tcon
,
253 const int netfid
, const unsigned int count
,
254 const __u64 offset
, unsigned int *nbytes
,
255 struct kvec
*iov
, const int nvec
, const int long_op
);
256 extern int CIFSGetSrvInodeNumber(const int xid
, struct cifsTconInfo
*tcon
,
257 const unsigned char *searchName
, __u64
* inode_number
,
258 const struct nls_table
*nls_codepage
,
259 int remap_special_chars
);
260 extern int cifs_convertUCSpath(char *target
, const __le16
*source
, int maxlen
,
261 const struct nls_table
* codepage
);
262 extern int cifsConvertToUCS(__le16
* target
, const char *source
, int maxlen
,
263 const struct nls_table
* cp
, int mapChars
);
265 extern int CIFSSMBLock(const int xid
, struct cifsTconInfo
*tcon
,
266 const __u16 netfid
, const __u64 len
,
267 const __u64 offset
, const __u32 numUnlock
,
268 const __u32 numLock
, const __u8 lockType
,
270 extern int CIFSSMBPosixLock(const int xid
, struct cifsTconInfo
*tcon
,
271 const __u16 smb_file_id
, const int get_flag
,
272 const __u64 len
, struct file_lock
*,
273 const __u16 lock_type
, const int waitFlag
);
274 extern int CIFSSMBTDis(const int xid
, struct cifsTconInfo
*tcon
);
275 extern int CIFSSMBLogoff(const int xid
, struct cifsSesInfo
*ses
);
277 extern struct cifsSesInfo
*sesInfoAlloc(void);
278 extern void sesInfoFree(struct cifsSesInfo
*);
279 extern struct cifsTconInfo
*tconInfoAlloc(void);
280 extern void tconInfoFree(struct cifsTconInfo
*);
282 extern int cifs_reconnect(struct TCP_Server_Info
*server
);
284 extern int cifs_sign_smb(struct smb_hdr
*, struct TCP_Server_Info
*,__u32
*);
285 extern int cifs_sign_smb2(struct kvec
*iov
, int n_vec
, struct TCP_Server_Info
*,
287 extern int cifs_verify_signature(struct smb_hdr
*, const char * mac_key
,
288 __u32 expected_sequence_number
);
289 extern int cifs_calculate_mac_key(char * key
,const char * rn
,const char * pass
);
290 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo
*,
291 const struct nls_table
*);
292 extern void CalcNTLMv2_response(const struct cifsSesInfo
*, char * );
293 extern void setup_ntlmv2_rsp(struct cifsSesInfo
*, char *,
294 const struct nls_table
*);
295 #ifdef CONFIG_CIFS_WEAK_PW_HASH
296 extern void calc_lanman_hash(struct cifsSesInfo
* ses
, char * lnm_session_key
);
297 #endif /* CIFS_WEAK_PW_HASH */
298 extern int CIFSSMBCopy(int xid
,
299 struct cifsTconInfo
*source_tcon
,
300 const char *fromName
,
301 const __u16 target_tid
,
302 const char *toName
, const int flags
,
303 const struct nls_table
*nls_codepage
,
304 int remap_special_chars
);
305 extern int CIFSSMBNotify(const int xid
, struct cifsTconInfo
*tcon
,
306 const int notify_subdirs
,const __u16 netfid
,
307 __u32 filter
, struct file
* file
, int multishot
,
308 const struct nls_table
*nls_codepage
);
309 extern ssize_t
CIFSSMBQAllEAs(const int xid
, struct cifsTconInfo
*tcon
,
310 const unsigned char *searchName
, char * EAData
,
311 size_t bufsize
, const struct nls_table
*nls_codepage
,
312 int remap_special_chars
);
313 extern ssize_t
CIFSSMBQueryEA(const int xid
,struct cifsTconInfo
* tcon
,
314 const unsigned char * searchName
,const unsigned char * ea_name
,
315 unsigned char * ea_value
, size_t buf_size
,
316 const struct nls_table
*nls_codepage
, int remap_special_chars
);
317 extern int CIFSSMBSetEA(const int xid
, struct cifsTconInfo
*tcon
,
318 const char *fileName
, const char * ea_name
,
319 const void * ea_value
, const __u16 ea_value_len
,
320 const struct nls_table
*nls_codepage
, int remap_special_chars
);
321 extern int CIFSSMBGetCIFSACL(const int xid
, struct cifsTconInfo
*tcon
,
322 __u16 fid
, char *acl_inf
, const int buflen
,
323 const int acl_type
/* ACCESS vs. DEFAULT */);
324 extern int CIFSSMBGetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
325 const unsigned char *searchName
,
326 char *acl_inf
, const int buflen
,const int acl_type
,
327 const struct nls_table
*nls_codepage
, int remap_special_chars
);
328 extern int CIFSSMBSetPosixACL(const int xid
, struct cifsTconInfo
*tcon
,
329 const unsigned char *fileName
,
330 const char *local_acl
, const int buflen
, const int acl_type
,
331 const struct nls_table
*nls_codepage
, int remap_special_chars
);
332 extern int CIFSGetExtAttr(const int xid
, struct cifsTconInfo
*tcon
,
333 const int netfid
, __u64
* pExtAttrBits
, __u64
*pMask
);
334 #endif /* _CIFSPROTO_H */