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 checkSMBhdr(struct smb_hdr *smb, __u16 mid);
54 extern int checkSMB(struct smb_hdr *smb, __u16 mid, int length);
55 extern int is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *);
56 extern int is_size_safe_to_change(struct cifsInodeInfo *);
57 extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *);
58 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
59 extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
60 extern int decode_negTokenInit(unsigned char *security_blob, int length,
61 enum securityEnum *secType);
62 extern int cifs_inet_pton(int, char * source, void *dst);
63 extern int map_smb_to_linux_error(struct smb_hdr *smb);
64 extern void header_assemble(struct smb_hdr *, char /* command */ ,
65 const struct cifsTconInfo *, int /* length of
66 fixed section (word count) in two byte units */);
67 extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
68 struct cifsSesInfo *ses,
70 extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
72 const struct nls_table *nls_cp);
73 extern __u16 GetNextMid(struct TCP_Server_Info *server);
74 extern struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16,
75 struct cifsTconInfo *);
76 extern void DeleteOplockQEntry(struct oplock_q_entry *);
77 extern struct timespec cifs_NTtimeToUnix(u64 /* utc nanoseconds since 1601 */ );
78 extern u64 cifs_UnixTimeToNT(struct timespec);
79 extern int cifs_get_inode_info(struct inode **pinode,
80 const unsigned char *search_path,
81 FILE_ALL_INFO * pfile_info,
82 struct super_block *sb, int xid);
83 extern int cifs_get_inode_info_unix(struct inode **pinode,
84 const unsigned char *search_path,
85 struct super_block *sb,int xid);
87 extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
89 extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
90 void cifs_proc_init(void);
91 void cifs_proc_clean(void);
93 extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
94 struct nls_table * nls_info);
95 extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
97 extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
98 const char *tree, struct cifsTconInfo *tcon,
99 const struct nls_table *);
101 extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
102 const char *searchName, const struct nls_table *nls_codepage,
103 __u16 *searchHandle, struct cifs_search_info * psrch_inf,
104 int map, const char dirsep);
106 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
107 __u16 searchHandle, struct cifs_search_info * psrch_inf);
109 extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
110 const __u16 search_handle);
112 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
113 const unsigned char *searchName,
114 FILE_ALL_INFO * findData,
115 const struct nls_table *nls_codepage, int remap);
116 extern int SMBQueryInformation(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);
121 extern int CIFSSMBUnixQPathInfo(const int xid,
122 struct cifsTconInfo *tcon,
123 const unsigned char *searchName,
124 FILE_UNIX_BASIC_INFO * pFindData,
125 const struct nls_table *nls_codepage, int remap);
127 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
128 const unsigned char *searchName,
129 unsigned char **targetUNCs,
130 unsigned int *number_of_UNC_in_array,
131 const struct nls_table *nls_codepage, int remap);
133 extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
134 const char *old_path,
135 const struct nls_table *nls_codepage, int remap);
136 extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
137 const char *old_path,
138 const struct nls_table *nls_codepage,
139 unsigned int *pnum_referrals,
140 unsigned char ** preferrals,
142 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
143 struct kstatfs *FSData);
144 extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
145 struct kstatfs *FSData);
146 extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
149 extern int CIFSSMBQFSAttributeInfo(const int xid,
150 struct cifsTconInfo *tcon);
151 extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
152 extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
153 extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
154 struct kstatfs *FSData);
156 extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon,
157 const char *fileName, const FILE_BASIC_INFO * data,
158 const struct nls_table *nls_codepage,
159 int remap_special_chars);
160 extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon,
161 const FILE_BASIC_INFO * data, __u16 fid);
163 extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
164 char *fileName, __u16 dos_attributes,
165 const struct nls_table *nls_codepage);
166 #endif /* possibly unneeded function */
167 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
168 const char *fileName, __u64 size,
169 int setAllocationSizeFlag,
170 const struct nls_table *nls_codepage,
171 int remap_special_chars);
172 extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
173 __u64 size, __u16 fileHandle,__u32 opener_pid,
175 extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon,
176 char *full_path, __u64 mode, __u64 uid,
177 __u64 gid, dev_t dev,
178 const struct nls_table *nls_codepage,
179 int remap_special_chars);
181 extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
183 const struct nls_table *nls_codepage,
184 int remap_special_chars);
185 extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
186 const char *name, const struct nls_table *nls_codepage,
187 int remap_special_chars);
189 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
191 const struct nls_table *nls_codepage,
192 int remap_special_chars);
193 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
194 const char *fromName, const char *toName,
195 const struct nls_table *nls_codepage,
196 int remap_special_chars);
197 extern int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
198 int netfid, char * target_name,
199 const struct nls_table *nls_codepage,
200 int remap_special_chars);
201 extern int CIFSCreateHardLink(const int xid,
202 struct cifsTconInfo *tcon,
203 const char *fromName, const char *toName,
204 const struct nls_table *nls_codepage,
205 int remap_special_chars);
206 extern int CIFSUnixCreateHardLink(const int xid,
207 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 CIFSUnixCreateSymLink(const int xid,
212 struct cifsTconInfo *tcon,
213 const char *fromName, const char *toName,
214 const struct nls_table *nls_codepage);
215 extern int CIFSSMBUnixQuerySymLink(const int xid,
216 struct cifsTconInfo *tcon,
217 const unsigned char *searchName,
218 char *syminfo, const int buflen,
219 const struct nls_table *nls_codepage);
220 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
221 struct cifsTconInfo *tcon,
222 const unsigned char *searchName,
223 char *symlinkinfo, const int buflen, __u16 fid,
224 const struct nls_table *nls_codepage);
226 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
227 const char *fileName, const int disposition,
228 const int access_flags, const int omode,
229 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
230 const struct nls_table *nls_codepage, int remap);
231 extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
232 const char *fileName, const int disposition,
233 const int access_flags, const int omode,
234 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
235 const struct nls_table *nls_codepage, int remap);
236 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
237 const int smb_file_id);
239 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
240 const int netfid, unsigned int count,
241 const __u64 lseek, unsigned int *nbytes, char **buf,
242 int * return_buf_type);
243 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
244 const int netfid, const unsigned int count,
245 const __u64 lseek, unsigned int *nbytes,
246 const char *buf, const char __user *ubuf,
248 extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
249 const int netfid, const unsigned int count,
250 const __u64 offset, unsigned int *nbytes,
251 struct kvec *iov, const int nvec, const int long_op);
252 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
253 const unsigned char *searchName, __u64 * inode_number,
254 const struct nls_table *nls_codepage,
255 int remap_special_chars);
256 extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
257 const struct nls_table * codepage);
258 extern int cifsConvertToUCS(__le16 * target, const char *source, int maxlen,
259 const struct nls_table * cp, int mapChars);
261 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
262 const __u16 netfid, const __u64 len,
263 const __u64 offset, const __u32 numUnlock,
264 const __u32 numLock, const __u8 lockType,
266 extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
267 const __u16 smb_file_id, const int get_flag,
268 const __u64 len, struct file_lock *,
269 const __u16 lock_type, const int waitFlag);
270 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
271 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
273 extern struct cifsSesInfo *sesInfoAlloc(void);
274 extern void sesInfoFree(struct cifsSesInfo *);
275 extern struct cifsTconInfo *tconInfoAlloc(void);
276 extern void tconInfoFree(struct cifsTconInfo *);
278 extern int cifs_reconnect(struct TCP_Server_Info *server);
280 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *,__u32 *);
281 extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
283 extern int cifs_verify_signature(struct smb_hdr *, const char * mac_key,
284 __u32 expected_sequence_number);
285 extern int cifs_calculate_mac_key(char * key,const char * rn,const char * pass);
286 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
287 const struct nls_table *);
288 extern void CalcNTLMv2_response(const struct cifsSesInfo *, char * );
289 extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
290 const struct nls_table *);
291 #ifdef CONFIG_CIFS_WEAK_PW_HASH
292 extern void calc_lanman_hash(struct cifsSesInfo * ses, char * lnm_session_key);
293 #endif /* CIFS_WEAK_PW_HASH */
294 extern int CIFSSMBCopy(int xid,
295 struct cifsTconInfo *source_tcon,
296 const char *fromName,
297 const __u16 target_tid,
298 const char *toName, const int flags,
299 const struct nls_table *nls_codepage,
300 int remap_special_chars);
301 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
302 const int notify_subdirs,const __u16 netfid,
303 __u32 filter, struct file * file, int multishot,
304 const struct nls_table *nls_codepage);
305 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
306 const unsigned char *searchName, char * EAData,
307 size_t bufsize, const struct nls_table *nls_codepage,
308 int remap_special_chars);
309 extern ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon,
310 const unsigned char * searchName,const unsigned char * ea_name,
311 unsigned char * ea_value, size_t buf_size,
312 const struct nls_table *nls_codepage, int remap_special_chars);
313 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
314 const char *fileName, const char * ea_name,
315 const void * ea_value, const __u16 ea_value_len,
316 const struct nls_table *nls_codepage, int remap_special_chars);
317 extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
318 __u16 fid, char *acl_inf, const int buflen,
319 const int acl_type /* ACCESS vs. DEFAULT */);
320 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
321 const unsigned char *searchName,
322 char *acl_inf, const int buflen,const int acl_type,
323 const struct nls_table *nls_codepage, int remap_special_chars);
324 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
325 const unsigned char *fileName,
326 const char *local_acl, const int buflen, const int acl_type,
327 const struct nls_table *nls_codepage, int remap_special_chars);
328 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
329 const int netfid, __u64 * pExtAttrBits, __u64 *pMask);
330 #endif /* _CIFSPROTO_H */