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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux...
[deliverable/linux.git] / fs / cifs / cifsproto.h
CommitLineData
1da177e4
LT		 1/*
2 * fs/cifs/cifsproto.h
3 *
366781c1 4 * Copyright (c) International Business Machines Corp., 2002,2008
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
25struct statfs;
8af18971 26struct smb_vol;
1da177e4
LT		 27
28/*
29 *****************************************************************
30 * All Prototypes
31 *****************************************************************
32 */
33
34extern struct smb_hdr *cifs_buf_get(void);
35extern void cifs_buf_release(void *);
36extern struct smb_hdr *cifs_small_buf_get(void);
37extern void cifs_small_buf_release(void *);
38extern int smb_send(struct socket *, struct smb_hdr *,
39 unsigned int /* length */ , struct sockaddr *);
40extern unsigned int _GetXid(void);
41extern void _FreeXid(unsigned int);
55f78e17
HH		 42#define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__func__, xid,current->fsuid));
43#define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__func__,curr_xid,(int)rc));}
7f57356b 44extern char *build_path_from_dentry(struct dentry *);
1da177e4 45extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
99ee4dbd 46/* extern void renew_parental_timestamps(struct dentry *direntry);*/
1da177e4
LT		 47extern 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);
133672ef
SF		 51extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses,
52 struct smb_hdr *in_buf, int flags);
d6e04ae6 53extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
d38d8c74 54 struct kvec *, int /* nvec to send */,
133672ef 55 int * /* type of buf returned */ , const int flags);
ad7a2926
SF		 56extern int SendReceiveBlockingLock(const unsigned int xid,
57 struct cifsTconInfo *ptcon,
58 struct smb_hdr *in_buf ,
59 struct smb_hdr *out_buf,
60 int *bytes_returned);
d103e164 61extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
d7c8c94d 62extern int is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *);
7ba52631 63extern int is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
6148a742 64extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *);
630f3f0c
SF		 65#ifdef CONFIG_CIFS_EXPERIMENTAL
66extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *);
67#endif
1da177e4 68extern unsigned int smbCalcSize(struct smb_hdr *ptr);
70ca734a 69extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
1da177e4
LT		 70extern int decode_negTokenInit(unsigned char *security_blob, int length,
71 enum securityEnum *secType);
d38d8c74 72extern int cifs_inet_pton(int, char *source, void *dst);
a761ac57 73extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
1da177e4 74extern void header_assemble(struct smb_hdr *, char /* command */ ,
1982c344
SF		 75 const struct cifsTconInfo *, int /* length of
76 fixed section (word count) in two byte units */);
5815449d
SF		 77extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
78 struct cifsSesInfo *ses,
50c2f753 79 void **request_buf);
5815449d 80extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
d38d8c74 81 const int stage,
5815449d 82 const struct nls_table *nls_cp);
1982c344 83extern __u16 GetNextMid(struct TCP_Server_Info *server);
50c2f753 84extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16,
737b758c 85 struct cifsTconInfo *);
1da177e4 86extern void DeleteOplockQEntry(struct oplock_q_entry *);
5d941ca6 87extern void DeleteTconOplockQEntries(struct cifsTconInfo *);
ad7a2926 88extern struct timespec cifs_NTtimeToUnix(u64 utc_nanoseconds_since_1601);
1da177e4 89extern u64 cifs_UnixTimeToNT(struct timespec);
1bd5bbcb
SF		 90extern __le64 cnvrtDosCifsTm(__u16 date, __u16 time);
91extern struct timespec cnvrtDosUnixTm(__u16 date, __u16 time);
92
1da177e4 93extern int cifs_get_inode_info(struct inode **pinode,
d38d8c74 94 const unsigned char *search_path,
1da177e4 95 FILE_ALL_INFO * pfile_info,
8b1327f6 96 struct super_block *sb, int xid, const __u16 *pfid);
1da177e4
LT		 97extern int cifs_get_inode_info_unix(struct inode **pinode,
98 const unsigned char *search_path,
d38d8c74 99 struct super_block *sb, int xid);
8b1327f6
SF		 100extern void acl_to_uid_mode(struct inode *inode, const char *path,
101 const __u16 *pfid);
97837582 102extern int mode_to_acl(struct inode *inode, const char *path, __u64);
953f8681 103
1da177e4
LT		 104extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *,
105 const char *);
106extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
c1ce2644 107#ifdef CONFIG_CIFS_DFS_UPCALL
6d5ae0de 108extern void dfs_shrink_umount_helper(struct vfsmount *vfsmnt);
90c81e0b
SF		 109#else
110static inline void dfs_shrink_umount_helper(struct vfsmount *vfsmnt)
111{
112}
113#endif /* DFS_UPCALL */
1da177e4
LT		 114void cifs_proc_init(void);
115void cifs_proc_clean(void);
116
d38d8c74
SF		 117extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
118 struct nls_table *nls_info);
1da177e4
LT		 119extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
120
121extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
122 const char *tree, struct cifsTconInfo *tcon,
123 const struct nls_table *);
124
125extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
ec637e3f 126 const char *searchName, const struct nls_table *nls_codepage,
d38d8c74 127 __u16 *searchHandle, struct cifs_search_info *psrch_inf,
ec637e3f 128 int map, const char dirsep);
1da177e4
LT		 129
130extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
d38d8c74 131 __u16 searchHandle, struct cifs_search_info *psrch_inf);
1da177e4
LT		 132
133extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
134 const __u16 search_handle);
135
136extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
137 const unsigned char *searchName,
138 FILE_ALL_INFO * findData,
acf1a1b1 139 int legacy /* whether to use old info level */,
737b758c 140 const struct nls_table *nls_codepage, int remap);
6b8edfe0 141extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF		 142 const unsigned char *searchName,
143 FILE_ALL_INFO *findData,
144 const struct nls_table *nls_codepage, int remap);
1da177e4
LT		 145
146extern int CIFSSMBUnixQPathInfo(const int xid,
147 struct cifsTconInfo *tcon,
148 const unsigned char *searchName,
149 FILE_UNIX_BASIC_INFO * pFindData,
737b758c 150 const struct nls_table *nls_codepage, int remap);
1da177e4
LT		 151
152extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
153 const unsigned char *searchName,
154 unsigned char **targetUNCs,
155 unsigned int *number_of_UNC_in_array,
737b758c 156 const struct nls_table *nls_codepage, int remap);
1da177e4
LT		 157
158extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
159 const char *old_path,
737b758c 160 const struct nls_table *nls_codepage, int remap);
1da177e4 161extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
d38d8c74 162 const char *old_path,
737b758c 163 const struct nls_table *nls_codepage,
d38d8c74 164 unsigned int *pnum_referrals,
366781c1 165 struct dfs_info3_param **preferrals,
737b758c 166 int remap);
8af18971 167extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
d38d8c74 168 struct super_block *sb, struct smb_vol *vol);
1da177e4 169extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
737b758c 170 struct kstatfs *FSData);
20962438
SF		 171extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
172 struct kstatfs *FSData);
45abc6ee 173extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
ac67055e
JA		 174 __u64 cap);
175
1da177e4 176extern int CIFSSMBQFSAttributeInfo(const int xid,
737b758c
SF		 177 struct cifsTconInfo *tcon);
178extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
179extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
1da177e4 180extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
737b758c 181 struct kstatfs *FSData);
1da177e4
LT		 182
183extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon,
ad7a2926 184 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 185 const struct nls_table *nls_codepage,
186 int remap_special_chars);
1da177e4 187extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon,
ad7a2926 188 const FILE_BASIC_INFO *data, __u16 fid);
1da177e4
LT		 189#if 0
190extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
191 char *fileName, __u16 dos_attributes,
192 const struct nls_table *nls_codepage);
193#endif /* possibly unneeded function */
194extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
737b758c
SF		 195 const char *fileName, __u64 size,
196 int setAllocationSizeFlag,
197 const struct nls_table *nls_codepage,
198 int remap_special_chars);
1da177e4 199extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
d38d8c74 200 __u64 size, __u16 fileHandle, __u32 opener_pid,
737b758c 201 int AllocSizeFlag);
1da177e4
LT		 202extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon,
203 char *full_path, __u64 mode, __u64 uid,
d38d8c74 204 __u64 gid, dev_t dev,
737b758c
SF		 205 const struct nls_table *nls_codepage,
206 int remap_special_chars);
1da177e4
LT		 207
208extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
209 const char *newName,
737b758c
SF		 210 const struct nls_table *nls_codepage,
211 int remap_special_chars);
1da177e4 212extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
737b758c
SF		 213 const char *name, const struct nls_table *nls_codepage,
214 int remap_special_chars);
2d785a50
SF		 215extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
216 const char *name, __u16 type,
217 const struct nls_table *nls_codepage,
218 int remap_special_chars);
1da177e4
LT		 219extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
220 const char *name,
737b758c
SF		 221 const struct nls_table *nls_codepage,
222 int remap_special_chars);
1da177e4
LT		 223extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
224 const char *fromName, const char *toName,
737b758c
SF		 225 const struct nls_table *nls_codepage,
226 int remap_special_chars);
d38d8c74
SF		 227extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
228 int netfid, char *target_name,
737b758c
SF		 229 const struct nls_table *nls_codepage,
230 int remap_special_chars);
1da177e4
LT		 231extern int CIFSCreateHardLink(const int xid,
232 struct cifsTconInfo *tcon,
233 const char *fromName, const char *toName,
737b758c
SF		 234 const struct nls_table *nls_codepage,
235 int remap_special_chars);
1da177e4
LT		 236extern int CIFSUnixCreateHardLink(const int xid,
237 struct cifsTconInfo *tcon,
238 const char *fromName, const char *toName,
d38d8c74 239 const struct nls_table *nls_codepage,
737b758c 240 int remap_special_chars);
1da177e4
LT		 241extern int CIFSUnixCreateSymLink(const int xid,
242 struct cifsTconInfo *tcon,
243 const char *fromName, const char *toName,
244 const struct nls_table *nls_codepage);
245extern int CIFSSMBUnixQuerySymLink(const int xid,
246 struct cifsTconInfo *tcon,
247 const unsigned char *searchName,
248 char *syminfo, const int buflen,
249 const struct nls_table *nls_codepage);
d38d8c74 250extern int CIFSSMBQueryReparseLinkInfo(const int xid,
1da177e4
LT		 251 struct cifsTconInfo *tcon,
252 const unsigned char *searchName,
253 char *symlinkinfo, const int buflen, __u16 fid,
254 const struct nls_table *nls_codepage);
255
256extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
257 const char *fileName, const int disposition,
258 const int access_flags, const int omode,
8840dee9 259 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 260 const struct nls_table *nls_codepage, int remap);
a9d02ad4
SF		 261extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
262 const char *fileName, const int disposition,
263 const int access_flags, const int omode,
8840dee9 264 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 265 const struct nls_table *nls_codepage, int remap);
d38d8c74 266extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
8840dee9 267 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 268 FILE_UNIX_BASIC_INFO *pRetData,
269 __u32 *pOplock, const char *name,
d38d8c74 270 const struct nls_table *nls_codepage, int remap);
1da177e4
LT		 271extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
272 const int smb_file_id);
273
274extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF		 275 const int netfid, unsigned int count,
276 const __u64 lseek, unsigned int *nbytes, char **buf,
277 int *return_buf_type);
1da177e4
LT		 278extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
279 const int netfid, const unsigned int count,
280 const __u64 lseek, unsigned int *nbytes,
d38d8c74 281 const char *buf, const char __user *ubuf,
1da177e4 282 const int long_op);
1da177e4
LT		 283extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
284 const int netfid, const unsigned int count,
d38d8c74 285 const __u64 offset, unsigned int *nbytes,
3e84469d 286 struct kvec *iov, const int nvec, const int long_op);
1da177e4 287extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
8840dee9 288 const unsigned char *searchName, __u64 *inode_number,
d38d8c74 289 const struct nls_table *nls_codepage,
737b758c 290 int remap_special_chars);
b1a45695 291extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
d38d8c74
SF		 292 const struct nls_table *codepage);
293extern int cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
294 const struct nls_table *cp, int mapChars);
1da177e4
LT		 295
296extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
297 const __u16 netfid, const __u64 len,
298 const __u64 offset, const __u32 numUnlock,
299 const __u32 numLock, const __u8 lockType,
300 const int waitFlag);
08547b03
SF		 301extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
302 const __u16 smb_file_id, const int get_flag,
d38d8c74 303 const __u64 len, struct file_lock *,
08547b03 304 const __u16 lock_type, const int waitFlag);
1da177e4
LT		 305extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
306extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
307
308extern struct cifsSesInfo *sesInfoAlloc(void);
309extern void sesInfoFree(struct cifsSesInfo *);
310extern struct cifsTconInfo *tconInfoAlloc(void);
311extern void tconInfoFree(struct cifsTconInfo *);
312
d38d8c74 313extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
84afc29b
SF		 314extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
315 __u32 *);
b609f06a
SF		 316extern int cifs_verify_signature(struct smb_hdr *,
317 const struct mac_key *mac_key,
318 __u32 expected_sequence_number);
319extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
320 const char *pass);
d38d8c74 321extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
1717ffc5 322 const struct nls_table *);
26f57364 323extern void CalcNTLMv2_response(const struct cifsSesInfo *, char *);
d38d8c74 324extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
1717ffc5 325 const struct nls_table *);
7c7b25bc 326#ifdef CONFIG_CIFS_WEAK_PW_HASH
d38d8c74 327extern void calc_lanman_hash(struct cifsSesInfo *ses, char *lnm_session_key);
7c7b25bc 328#endif /* CIFS_WEAK_PW_HASH */
1da177e4
LT		 329extern int CIFSSMBCopy(int xid,
330 struct cifsTconInfo *source_tcon,
331 const char *fromName,
332 const __u16 target_tid,
333 const char *toName, const int flags,
50c2f753 334 const struct nls_table *nls_codepage,
737b758c 335 int remap_special_chars);
50c2f753 336extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
d38d8c74
SF		 337 const int notify_subdirs, const __u16 netfid,
338 __u32 filter, struct file *file, int multishot,
167a251a 339 const struct nls_table *nls_codepage);
1da177e4 340extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
d38d8c74 341 const unsigned char *searchName, char *EAData,
737b758c
SF		 342 size_t bufsize, const struct nls_table *nls_codepage,
343 int remap_special_chars);
d38d8c74 344extern ssize_t CIFSSMBQueryEA(const int xid, struct cifsTconInfo *tcon,
50c2f753 345 const unsigned char *searchName, const unsigned char *ea_name,
d38d8c74 346 unsigned char *ea_value, size_t buf_size,
737b758c 347 const struct nls_table *nls_codepage, int remap_special_chars);
d38d8c74
SF		 348extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
349 const char *fileName, const char *ea_name,
350 const void *ea_value, const __u16 ea_value_len,
737b758c 351 const struct nls_table *nls_codepage, int remap_special_chars);
0a4b92c0 352extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
630f3f0c 353 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
97837582
SF		 354extern int CIFSSMBSetCIFSACL(const int, struct cifsTconInfo *, __u16,
355 struct cifs_ntsd *, __u32);
1da177e4
LT		 356extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
357 const unsigned char *searchName,
d38d8c74 358 char *acl_inf, const int buflen, const int acl_type,
737b758c 359 const struct nls_table *nls_codepage, int remap_special_chars);
1da177e4
LT		 360extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
361 const unsigned char *fileName,
362 const char *local_acl, const int buflen, const int acl_type,
737b758c 363 const struct nls_table *nls_codepage, int remap_special_chars);
f654bac2 364extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
8840dee9 365 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
1da177e4 366#endif /* _CIFSPROTO_H */
Linux kernel - Deliverables
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