4 * Copyright (c) International Business Machines Corp., 2002,2005
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 *, const struct cifs_sb_info *cifs_sb);
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 smb_hdr * /* input */ , int hdr_len,
52 const char * /* SMB data to send */ , int data_len,
53 int * /* bytes returned */ , const int long_op);
54 extern int checkSMBhdr(struct smb_hdr *smb, __u16 mid);
55 extern int checkSMB(struct smb_hdr *smb, __u16 mid, int length);
56 extern int is_valid_oplock_break(struct smb_hdr *smb);
57 extern int is_size_safe_to_change(struct cifsInodeInfo *);
58 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
59 extern int decode_negTokenInit(unsigned char *security_blob, int length,
60 enum securityEnum *secType);
61 extern int cifs_inet_pton(int, char * source, void *dst);
62 extern int map_smb_to_linux_error(struct smb_hdr *smb);
63 extern void header_assemble(struct smb_hdr *, char /* command */ ,
64 const struct cifsTconInfo *, int /* length of
65 fixed section (word count) in two byte units */);
66 extern __u16 GetNextMid(struct TCP_Server_Info *server);
67 extern struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16,
68 struct cifsTconInfo *);
69 extern void DeleteOplockQEntry(struct oplock_q_entry *);
70 extern struct timespec cifs_NTtimeToUnix(u64 /* utc nanoseconds since 1601 */ );
71 extern u64 cifs_UnixTimeToNT(struct timespec);
72 extern int cifs_get_inode_info(struct inode **pinode,
73 const unsigned char *search_path,
74 FILE_ALL_INFO * pfile_info,
75 struct super_block *sb, int xid);
76 extern int cifs_get_inode_info_unix(struct inode **pinode,
77 const unsigned char *search_path,
78 struct super_block *sb,int xid);
80 extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
82 extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
83 void cifs_proc_init(void);
84 void cifs_proc_clean(void);
86 extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
87 struct nls_table * nls_info);
88 extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
90 extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
91 const char *tree, struct cifsTconInfo *tcon,
92 const struct nls_table *);
94 extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
95 const char *searchName, const struct nls_table *nls_codepage,
96 __u16 *searchHandle, struct cifs_search_info * psrch_inf, int map, const char dirsep);
98 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
99 __u16 searchHandle, struct cifs_search_info * psrch_inf);
101 extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
102 const __u16 search_handle);
104 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
105 const unsigned char *searchName,
106 FILE_ALL_INFO * findData,
107 const struct nls_table *nls_codepage, int remap);
108 extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
109 const unsigned char *searchName,
110 FILE_ALL_INFO * findData,
111 const struct nls_table *nls_codepage, int remap);
113 extern int CIFSSMBUnixQPathInfo(const int xid,
114 struct cifsTconInfo *tcon,
115 const unsigned char *searchName,
116 FILE_UNIX_BASIC_INFO * pFindData,
117 const struct nls_table *nls_codepage, int remap);
119 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
120 const unsigned char *searchName,
121 unsigned char **targetUNCs,
122 unsigned int *number_of_UNC_in_array,
123 const struct nls_table *nls_codepage, int remap);
125 extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
126 const char *old_path,
127 const struct nls_table *nls_codepage, int remap);
128 extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
129 const char *old_path,
130 const struct nls_table *nls_codepage,
131 unsigned int *pnum_referrals,
132 unsigned char ** preferrals,
134 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
135 struct kstatfs *FSData);
136 extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
139 extern int CIFSSMBQFSAttributeInfo(const int xid,
140 struct cifsTconInfo *tcon);
141 extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
142 extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
143 extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
144 struct kstatfs *FSData);
146 extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon,
147 const char *fileName, const FILE_BASIC_INFO * data,
148 const struct nls_table *nls_codepage,
149 int remap_special_chars);
150 extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon,
151 const FILE_BASIC_INFO * data, __u16 fid);
153 extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
154 char *fileName, __u16 dos_attributes,
155 const struct nls_table *nls_codepage);
156 #endif /* possibly unneeded function */
157 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
158 const char *fileName, __u64 size,
159 int setAllocationSizeFlag,
160 const struct nls_table *nls_codepage,
161 int remap_special_chars);
162 extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
163 __u64 size, __u16 fileHandle,__u32 opener_pid,
165 extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon,
166 char *full_path, __u64 mode, __u64 uid,
167 __u64 gid, dev_t dev,
168 const struct nls_table *nls_codepage,
169 int remap_special_chars);
171 extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
173 const struct nls_table *nls_codepage,
174 int remap_special_chars);
175 extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
176 const char *name, const struct nls_table *nls_codepage,
177 int remap_special_chars);
179 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
181 const struct nls_table *nls_codepage,
182 int remap_special_chars);
183 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
184 const char *fromName, const char *toName,
185 const struct nls_table *nls_codepage,
186 int remap_special_chars);
187 extern int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
188 int netfid, char * target_name,
189 const struct nls_table *nls_codepage,
190 int remap_special_chars);
191 extern int CIFSCreateHardLink(const int xid,
192 struct cifsTconInfo *tcon,
193 const char *fromName, const char *toName,
194 const struct nls_table *nls_codepage,
195 int remap_special_chars);
196 extern int CIFSUnixCreateHardLink(const int xid,
197 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 CIFSUnixCreateSymLink(const int xid,
202 struct cifsTconInfo *tcon,
203 const char *fromName, const char *toName,
204 const struct nls_table *nls_codepage);
205 extern int CIFSSMBUnixQuerySymLink(const int xid,
206 struct cifsTconInfo *tcon,
207 const unsigned char *searchName,
208 char *syminfo, const int buflen,
209 const struct nls_table *nls_codepage);
210 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
211 struct cifsTconInfo *tcon,
212 const unsigned char *searchName,
213 char *symlinkinfo, const int buflen, __u16 fid,
214 const struct nls_table *nls_codepage);
216 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
217 const char *fileName, const int disposition,
218 const int access_flags, const int omode,
219 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
220 const struct nls_table *nls_codepage, int remap);
221 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
222 const int smb_file_id);
224 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
225 const int netfid, unsigned int count,
226 const __u64 lseek, unsigned int *nbytes, char **buf);
227 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
228 const int netfid, const unsigned int count,
229 const __u64 lseek, unsigned int *nbytes,
230 const char *buf, const char __user *ubuf,
232 #ifdef CONFIG_CIFS_EXPERIMENTAL
233 extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
234 const int netfid, const unsigned int count,
235 const __u64 offset, unsigned int *nbytes,
236 const char *buf,const int long_op);
237 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
238 const unsigned char *searchName, __u64 * inode_number,
239 const struct nls_table *nls_codepage,
240 int remap_special_chars);
241 #endif /* CONFIG_CIFS_EXPERIMENTAL */
242 extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
243 const struct nls_table * codepage);
244 extern int cifsConvertToUCS(__le16 * target, const char *source, int maxlen,
245 const struct nls_table * cp, int mapChars);
247 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
248 const __u16 netfid, const __u64 len,
249 const __u64 offset, const __u32 numUnlock,
250 const __u32 numLock, const __u8 lockType,
253 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
254 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
256 extern struct cifsSesInfo *sesInfoAlloc(void);
257 extern void sesInfoFree(struct cifsSesInfo *);
258 extern struct cifsTconInfo *tconInfoAlloc(void);
259 extern void tconInfoFree(struct cifsTconInfo *);
261 extern int cifs_reconnect(struct TCP_Server_Info *server);
263 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *,__u32 *);
264 extern int cifs_verify_signature(struct smb_hdr *, const char * mac_key,
265 __u32 expected_sequence_number);
266 extern int cifs_calculate_mac_key(char * key,const char * rn,const char * pass);
267 extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *, struct nls_table *);
268 extern void CalcNTLMv2_response(const struct cifsSesInfo *,char * );
269 extern int CIFSSMBCopy(int xid,
270 struct cifsTconInfo *source_tcon,
271 const char *fromName,
272 const __u16 target_tid,
273 const char *toName, const int flags,
274 const struct nls_table *nls_codepage,
275 int remap_special_chars);
276 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
277 const int notify_subdirs,const __u16 netfid,
278 __u32 filter, struct file * file, int multishot,
279 const struct nls_table *nls_codepage);
280 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
281 const unsigned char *searchName, char * EAData,
282 size_t bufsize, const struct nls_table *nls_codepage,
283 int remap_special_chars);
284 extern ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon,
285 const unsigned char * searchName,const unsigned char * ea_name,
286 unsigned char * ea_value, size_t buf_size,
287 const struct nls_table *nls_codepage, int remap_special_chars);
288 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
289 const char *fileName, const char * ea_name,
290 const void * ea_value, const __u16 ea_value_len,
291 const struct nls_table *nls_codepage, int remap_special_chars);
292 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
293 const unsigned char *searchName,
294 char *acl_inf, const int buflen,const int acl_type,
295 const struct nls_table *nls_codepage, int remap_special_chars);
296 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
297 const unsigned char *fileName,
298 const char *local_acl, const int buflen, const int acl_type,
299 const struct nls_table *nls_codepage, int remap_special_chars);
300 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
301 const int netfid, __u64 * pExtAttrBits, __u64 *pMask);
302 #endif /* _CIFSPROTO_H */