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1da177e4 LT |
1 | /* |
2 | * fs/cifs/cifsproto.h | |
3 | * | |
2dd29d31 | 4 | * Copyright (c) International Business Machines Corp., 2002,2007 |
1da177e4 LT |
5 | * Author(s): Steve French (sfrench@us.ibm.com) |
6 | * | |
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. | |
11 | * | |
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. | |
16 | * | |
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 | |
d38d8c74 | 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
1da177e4 LT |
20 | */ |
21 | #ifndef _CIFSPROTO_H | |
22 | #define _CIFSPROTO_H | |
23 | #include <linux/nls.h> | |
24 | ||
25 | struct statfs; | |
8af18971 | 26 | struct smb_vol; |
1da177e4 LT |
27 | |
28 | /* | |
29 | ***************************************************************** | |
30 | * All Prototypes | |
31 | ***************************************************************** | |
32 | */ | |
33 | ||
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));} | |
7f57356b | 44 | extern char *build_path_from_dentry(struct dentry *); |
1da177e4 | 45 | extern char *build_wildcard_path_from_dentry(struct dentry *direntry); |
99ee4dbd | 46 | /* extern void renew_parental_timestamps(struct dentry *direntry);*/ |
1da177e4 LT |
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); | |
d6e04ae6 | 51 | extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *, |
d38d8c74 | 52 | struct kvec *, int /* nvec to send */, |
ec637e3f | 53 | int * /* type of buf returned */ , const int long_op); |
d38d8c74 | 54 | extern int SendReceiveBlockingLock(const unsigned int /* xid */ , |
2cd646a2 | 55 | struct cifsTconInfo *, |
7ee1af76 JA |
56 | struct smb_hdr * /* input */ , |
57 | struct smb_hdr * /* out */ , | |
58 | int * /* bytes returned */); | |
d103e164 | 59 | extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length); |
d7c8c94d | 60 | extern int is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *); |
7ba52631 | 61 | extern int is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); |
6148a742 | 62 | extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *); |
1da177e4 | 63 | extern unsigned int smbCalcSize(struct smb_hdr *ptr); |
70ca734a | 64 | extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr); |
1da177e4 LT |
65 | extern int decode_negTokenInit(unsigned char *security_blob, int length, |
66 | enum securityEnum *secType); | |
d38d8c74 | 67 | extern int cifs_inet_pton(int, char *source, void *dst); |
1da177e4 LT |
68 | extern int map_smb_to_linux_error(struct smb_hdr *smb); |
69 | extern void header_assemble(struct smb_hdr *, char /* command */ , | |
1982c344 SF |
70 | const struct cifsTconInfo *, int /* length of |
71 | fixed section (word count) in two byte units */); | |
5815449d SF |
72 | extern int small_smb_init_no_tc(const int smb_cmd, const int wct, |
73 | struct cifsSesInfo *ses, | |
50c2f753 | 74 | void **request_buf); |
5815449d | 75 | extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, |
d38d8c74 | 76 | const int stage, |
5815449d | 77 | const struct nls_table *nls_cp); |
1982c344 | 78 | extern __u16 GetNextMid(struct TCP_Server_Info *server); |
50c2f753 | 79 | extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16, |
737b758c | 80 | struct cifsTconInfo *); |
1da177e4 LT |
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); | |
1bd5bbcb SF |
84 | extern __le64 cnvrtDosCifsTm(__u16 date, __u16 time); |
85 | extern struct timespec cnvrtDosUnixTm(__u16 date, __u16 time); | |
86 | ||
1da177e4 | 87 | extern int cifs_get_inode_info(struct inode **pinode, |
d38d8c74 | 88 | const unsigned char *search_path, |
1da177e4 LT |
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, | |
d38d8c74 | 93 | struct super_block *sb, int xid); |
1da177e4 LT |
94 | |
95 | extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *, | |
96 | const 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); | |
100 | ||
d38d8c74 SF |
101 | extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo, |
102 | struct nls_table *nls_info); | |
1da177e4 LT |
103 | extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses); |
104 | ||
105 | extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, | |
106 | const char *tree, struct cifsTconInfo *tcon, | |
107 | const struct nls_table *); | |
108 | ||
109 | extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon, | |
ec637e3f | 110 | const char *searchName, const struct nls_table *nls_codepage, |
d38d8c74 | 111 | __u16 *searchHandle, struct cifs_search_info *psrch_inf, |
ec637e3f | 112 | int map, const char dirsep); |
1da177e4 LT |
113 | |
114 | extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon, | |
d38d8c74 | 115 | __u16 searchHandle, struct cifs_search_info *psrch_inf); |
1da177e4 LT |
116 | |
117 | extern int CIFSFindClose(const int, struct cifsTconInfo *tcon, | |
118 | const __u16 search_handle); | |
119 | ||
120 | extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon, | |
121 | const unsigned char *searchName, | |
122 | FILE_ALL_INFO * findData, | |
acf1a1b1 | 123 | int legacy /* whether to use old info level */, |
737b758c | 124 | const struct nls_table *nls_codepage, int remap); |
6b8edfe0 | 125 | extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon, |
d38d8c74 SF |
126 | const unsigned char *searchName, |
127 | FILE_ALL_INFO *findData, | |
128 | const struct nls_table *nls_codepage, int remap); | |
1da177e4 LT |
129 | |
130 | extern int CIFSSMBUnixQPathInfo(const int xid, | |
131 | struct cifsTconInfo *tcon, | |
132 | const unsigned char *searchName, | |
133 | FILE_UNIX_BASIC_INFO * pFindData, | |
737b758c | 134 | const struct nls_table *nls_codepage, int remap); |
1da177e4 LT |
135 | |
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, | |
737b758c | 140 | const struct nls_table *nls_codepage, int remap); |
1da177e4 LT |
141 | |
142 | extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo, | |
143 | const char *old_path, | |
737b758c | 144 | const struct nls_table *nls_codepage, int remap); |
1da177e4 | 145 | extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo, |
d38d8c74 | 146 | const char *old_path, |
737b758c | 147 | const struct nls_table *nls_codepage, |
d38d8c74 | 148 | unsigned int *pnum_referrals, |
50c2f753 | 149 | unsigned char **preferrals, |
737b758c | 150 | int remap); |
8af18971 | 151 | extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon, |
d38d8c74 | 152 | struct super_block *sb, struct smb_vol *vol); |
1da177e4 | 153 | extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon, |
737b758c | 154 | struct kstatfs *FSData); |
20962438 SF |
155 | extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon, |
156 | struct kstatfs *FSData); | |
45abc6ee | 157 | extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon, |
ac67055e JA |
158 | __u64 cap); |
159 | ||
1da177e4 | 160 | extern int CIFSSMBQFSAttributeInfo(const int xid, |
737b758c SF |
161 | struct cifsTconInfo *tcon); |
162 | extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon); | |
163 | extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon); | |
1da177e4 | 164 | extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon, |
737b758c | 165 | struct kstatfs *FSData); |
1da177e4 LT |
166 | |
167 | extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon, | |
168 | const char *fileName, const FILE_BASIC_INFO * data, | |
737b758c SF |
169 | const struct nls_table *nls_codepage, |
170 | int remap_special_chars); | |
1da177e4 LT |
171 | extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, |
172 | const FILE_BASIC_INFO * data, __u16 fid); | |
173 | #if 0 | |
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, | |
737b758c SF |
179 | const char *fileName, __u64 size, |
180 | int setAllocationSizeFlag, | |
181 | const struct nls_table *nls_codepage, | |
182 | int remap_special_chars); | |
1da177e4 | 183 | extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon, |
d38d8c74 | 184 | __u64 size, __u16 fileHandle, __u32 opener_pid, |
737b758c | 185 | int AllocSizeFlag); |
1da177e4 LT |
186 | extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon, |
187 | char *full_path, __u64 mode, __u64 uid, | |
d38d8c74 | 188 | __u64 gid, dev_t dev, |
737b758c SF |
189 | const struct nls_table *nls_codepage, |
190 | int remap_special_chars); | |
1da177e4 LT |
191 | |
192 | extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon, | |
193 | const char *newName, | |
737b758c SF |
194 | const struct nls_table *nls_codepage, |
195 | int remap_special_chars); | |
1da177e4 | 196 | extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon, |
737b758c SF |
197 | const char *name, const struct nls_table *nls_codepage, |
198 | int remap_special_chars); | |
2d785a50 SF |
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); | |
1da177e4 LT |
203 | extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon, |
204 | const char *name, | |
737b758c SF |
205 | const struct nls_table *nls_codepage, |
206 | int remap_special_chars); | |
1da177e4 LT |
207 | extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon, |
208 | const char *fromName, const char *toName, | |
737b758c SF |
209 | const struct nls_table *nls_codepage, |
210 | int remap_special_chars); | |
d38d8c74 SF |
211 | extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon, |
212 | int netfid, char *target_name, | |
737b758c SF |
213 | const struct nls_table *nls_codepage, |
214 | int remap_special_chars); | |
1da177e4 LT |
215 | extern int CIFSCreateHardLink(const int xid, |
216 | struct cifsTconInfo *tcon, | |
217 | const char *fromName, const char *toName, | |
737b758c SF |
218 | const struct nls_table *nls_codepage, |
219 | int remap_special_chars); | |
1da177e4 LT |
220 | extern int CIFSUnixCreateHardLink(const int xid, |
221 | struct cifsTconInfo *tcon, | |
222 | const char *fromName, const char *toName, | |
d38d8c74 | 223 | const struct nls_table *nls_codepage, |
737b758c | 224 | int remap_special_chars); |
1da177e4 LT |
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); | |
d38d8c74 | 234 | extern int CIFSSMBQueryReparseLinkInfo(const int xid, |
1da177e4 LT |
235 | struct cifsTconInfo *tcon, |
236 | const unsigned char *searchName, | |
237 | char *symlinkinfo, const int buflen, __u16 fid, | |
238 | const struct nls_table *nls_codepage); | |
239 | ||
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 *, | |
737b758c | 244 | const struct nls_table *nls_codepage, int remap); |
a9d02ad4 SF |
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); | |
d38d8c74 | 250 | extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon, |
2dd29d31 SF |
251 | u32 posix_flags, __u64 mode, __u16 * netfid, |
252 | FILE_UNIX_BASIC_INFO *pRetData, | |
253 | __u32 *pOplock, const char *name, | |
d38d8c74 | 254 | const struct nls_table *nls_codepage, int remap); |
1da177e4 LT |
255 | extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, |
256 | const int smb_file_id); | |
257 | ||
258 | extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon, | |
d38d8c74 SF |
259 | const int netfid, unsigned int count, |
260 | const __u64 lseek, unsigned int *nbytes, char **buf, | |
261 | int *return_buf_type); | |
1da177e4 LT |
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, | |
d38d8c74 | 265 | const char *buf, const char __user *ubuf, |
1da177e4 | 266 | const int long_op); |
1da177e4 LT |
267 | extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon, |
268 | const int netfid, const unsigned int count, | |
d38d8c74 | 269 | const __u64 offset, unsigned int *nbytes, |
3e84469d | 270 | struct kvec *iov, const int nvec, const int long_op); |
1da177e4 LT |
271 | extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon, |
272 | const unsigned char *searchName, __u64 * inode_number, | |
d38d8c74 | 273 | const struct nls_table *nls_codepage, |
737b758c | 274 | int remap_special_chars); |
b1a45695 | 275 | extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen, |
d38d8c74 SF |
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); | |
1da177e4 LT |
279 | |
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, | |
284 | const int waitFlag); | |
08547b03 SF |
285 | extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon, |
286 | const __u16 smb_file_id, const int get_flag, | |
d38d8c74 | 287 | const __u64 len, struct file_lock *, |
08547b03 | 288 | const __u16 lock_type, const int waitFlag); |
1da177e4 LT |
289 | extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon); |
290 | extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses); | |
291 | ||
292 | extern struct cifsSesInfo *sesInfoAlloc(void); | |
293 | extern void sesInfoFree(struct cifsSesInfo *); | |
294 | extern struct cifsTconInfo *tconInfoAlloc(void); | |
295 | extern void tconInfoFree(struct cifsTconInfo *); | |
296 | ||
d38d8c74 | 297 | extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *); |
84afc29b SF |
298 | extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *, |
299 | __u32 *); | |
b609f06a SF |
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, | |
304 | const char *pass); | |
d38d8c74 | 305 | extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *, |
1717ffc5 SF |
306 | const struct nls_table *); |
307 | extern void CalcNTLMv2_response(const struct cifsSesInfo *, char * ); | |
d38d8c74 | 308 | extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *, |
1717ffc5 | 309 | const struct nls_table *); |
7c7b25bc | 310 | #ifdef CONFIG_CIFS_WEAK_PW_HASH |
d38d8c74 | 311 | extern void calc_lanman_hash(struct cifsSesInfo *ses, char *lnm_session_key); |
7c7b25bc | 312 | #endif /* CIFS_WEAK_PW_HASH */ |
1da177e4 LT |
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, | |
50c2f753 | 318 | const struct nls_table *nls_codepage, |
737b758c | 319 | int remap_special_chars); |
50c2f753 | 320 | extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon, |
d38d8c74 SF |
321 | const int notify_subdirs, const __u16 netfid, |
322 | __u32 filter, struct file *file, int multishot, | |
167a251a | 323 | const struct nls_table *nls_codepage); |
1da177e4 | 324 | extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon, |
d38d8c74 | 325 | const unsigned char *searchName, char *EAData, |
737b758c SF |
326 | size_t bufsize, const struct nls_table *nls_codepage, |
327 | int remap_special_chars); | |
d38d8c74 | 328 | extern ssize_t CIFSSMBQueryEA(const int xid, struct cifsTconInfo *tcon, |
50c2f753 | 329 | const unsigned char *searchName, const unsigned char *ea_name, |
d38d8c74 | 330 | unsigned char *ea_value, size_t buf_size, |
737b758c | 331 | const struct nls_table *nls_codepage, int remap_special_chars); |
d38d8c74 SF |
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, | |
737b758c | 335 | const struct nls_table *nls_codepage, int remap_special_chars); |
0a4b92c0 SF |
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 */); | |
1da177e4 LT |
339 | extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon, |
340 | const unsigned char *searchName, | |
d38d8c74 | 341 | char *acl_inf, const int buflen, const int acl_type, |
737b758c | 342 | const struct nls_table *nls_codepage, int remap_special_chars); |
1da177e4 LT |
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, | |
737b758c | 346 | const struct nls_table *nls_codepage, int remap_special_chars); |
f654bac2 | 347 | extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon, |
d38d8c74 | 348 | const int netfid, __u64 * pExtAttrBits, __u64 *pMask); |
1da177e4 | 349 | #endif /* _CIFSPROTO_H */ |