4 * Copyright (c) International Business Machines Corp., 2002,2007
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);
199 extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
200 const char *name, __u16 type,
201 const struct nls_table *nls_codepage,
202 int remap_special_chars);
203 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
205 const struct nls_table *nls_codepage,
206 int remap_special_chars);
207 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
208 const char *fromName, const char *toName,
209 const struct nls_table *nls_codepage,
210 int remap_special_chars);
211 extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
212 int netfid, char *target_name,
213 const struct nls_table *nls_codepage,
214 int remap_special_chars);
215 extern int CIFSCreateHardLink(const int xid,
216 struct cifsTconInfo *tcon,
217 const char *fromName, const char *toName,
218 const struct nls_table *nls_codepage,
219 int remap_special_chars);
220 extern int CIFSUnixCreateHardLink(const int xid,
221 struct cifsTconInfo *tcon,
222 const char *fromName, const char *toName,
223 const struct nls_table *nls_codepage,
224 int remap_special_chars);
225 extern int CIFSUnixCreateSymLink(const int xid,
226 struct cifsTconInfo *tcon,
227 const char *fromName, const char *toName,
228 const struct nls_table *nls_codepage);
229 extern int CIFSSMBUnixQuerySymLink(const int xid,
230 struct cifsTconInfo *tcon,
231 const unsigned char *searchName,
232 char *syminfo, const int buflen,
233 const struct nls_table *nls_codepage);
234 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
235 struct cifsTconInfo *tcon,
236 const unsigned char *searchName,
237 char *symlinkinfo, const int buflen, __u16 fid,
238 const struct nls_table *nls_codepage);
240 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
241 const char *fileName, const int disposition,
242 const int access_flags, const int omode,
243 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
244 const struct nls_table *nls_codepage, int remap);
245 extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
246 const char *fileName, const int disposition,
247 const int access_flags, const int omode,
248 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
249 const struct nls_table *nls_codepage, int remap);
250 extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
251 u32 posix_flags, __u64 mode, __u16 * netfid,
252 FILE_UNIX_BASIC_INFO *pRetData,
253 __u32 *pOplock, const char *name,
254 const struct nls_table *nls_codepage, int remap);
255 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
256 const int smb_file_id);
258 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
259 const int netfid, unsigned int count,
260 const __u64 lseek, unsigned int *nbytes, char **buf,
261 int *return_buf_type);
262 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
263 const int netfid, const unsigned int count,
264 const __u64 lseek, unsigned int *nbytes,
265 const char *buf, const char __user *ubuf,
267 extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
268 const int netfid, const unsigned int count,
269 const __u64 offset, unsigned int *nbytes,
270 struct kvec *iov, const int nvec, const int long_op);
271 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
272 const unsigned char *searchName, __u64 * inode_number,
273 const struct nls_table *nls_codepage,
274 int remap_special_chars);
275 extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
276 const struct nls_table *codepage);
277 extern int cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
278 const struct nls_table *cp, int mapChars);
280 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
281 const __u16 netfid, const __u64 len,
282 const __u64 offset, const __u32 numUnlock,
283 const __u32 numLock, const __u8 lockType,
285 extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
286 const __u16 smb_file_id, const int get_flag,
287 const __u64 len, struct file_lock *,
288 const __u16 lock_type, const int waitFlag);
289 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
290 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
292 extern struct cifsSesInfo *sesInfoAlloc(void);
293 extern void sesInfoFree(struct cifsSesInfo *);
294 extern struct cifsTconInfo *tconInfoAlloc(void);
295 extern void tconInfoFree(struct cifsTconInfo *);
297 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
298 extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
300 extern int cifs_verify_signature(struct smb_hdr *,
301 const struct mac_key *mac_key,
302 __u32 expected_sequence_number);
303 extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
305 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
306 const struct nls_table *);
307 extern void CalcNTLMv2_response(const struct cifsSesInfo *, char * );
308 extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
309 const struct nls_table *);
310 #ifdef CONFIG_CIFS_WEAK_PW_HASH
311 extern void calc_lanman_hash(struct cifsSesInfo *ses, char *lnm_session_key);
312 #endif /* CIFS_WEAK_PW_HASH */
313 extern int CIFSSMBCopy(int xid,
314 struct cifsTconInfo *source_tcon,
315 const char *fromName,
316 const __u16 target_tid,
317 const char *toName, const int flags,
318 const struct nls_table *nls_codepage,
319 int remap_special_chars);
320 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
321 const int notify_subdirs, const __u16 netfid,
322 __u32 filter, struct file *file, int multishot,
323 const struct nls_table *nls_codepage);
324 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
325 const unsigned char *searchName, char *EAData,
326 size_t bufsize, const struct nls_table *nls_codepage,
327 int remap_special_chars);
328 extern ssize_t CIFSSMBQueryEA(const int xid, struct cifsTconInfo *tcon,
329 const unsigned char *searchName, const unsigned char *ea_name,
330 unsigned char *ea_value, size_t buf_size,
331 const struct nls_table *nls_codepage, int remap_special_chars);
332 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
333 const char *fileName, const char *ea_name,
334 const void *ea_value, const __u16 ea_value_len,
335 const struct nls_table *nls_codepage, int remap_special_chars);
336 extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
337 __u16 fid, char *acl_inf, const int buflen,
338 const int acl_type /* ACCESS vs. DEFAULT */);
339 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
340 const unsigned char *searchName,
341 char *acl_inf, const int buflen, const int acl_type,
342 const struct nls_table *nls_codepage, int remap_special_chars);
343 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
344 const unsigned char *fileName,
345 const char *local_acl, const int buflen, const int acl_type,
346 const struct nls_table *nls_codepage, int remap_special_chars);
347 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
348 const int netfid, __u64 * pExtAttrBits, __u64 *pMask);
349 #endif /* _CIFSPROTO_H */