~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/fs/cifs/cifsproto.h

Version: ~ [ linux-5.14-rc1 ] ~ [ linux-5.13.1 ] ~ [ linux-5.12.16 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.49 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.131 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.197 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.239 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.275 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.275 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.18.140 ] ~ [ linux-3.16.85 ] ~ [ linux-3.14.79 ] ~ [ linux-3.12.74 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  *   fs/cifs/cifsproto.h
  3  *
  4  *   Copyright (c) International Business Machines  Corp., 2002,2008
  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
 19  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 20  */
 21 #ifndef _CIFSPROTO_H
 22 #define _CIFSPROTO_H
 23 #include <linux/nls.h>
 24 #include "trace.h"
 25 #ifdef CONFIG_CIFS_DFS_UPCALL
 26 #include "dfs_cache.h"
 27 #endif
 28 
 29 struct statfs;
 30 struct smb_vol;
 31 struct smb_rqst;
 32 
 33 /*
 34  *****************************************************************
 35  * All Prototypes
 36  *****************************************************************
 37  */
 38 
 39 extern struct smb_hdr *cifs_buf_get(void);
 40 extern void cifs_buf_release(void *);
 41 extern struct smb_hdr *cifs_small_buf_get(void);
 42 extern void cifs_small_buf_release(void *);
 43 extern void free_rsp_buf(int, void *);
 44 extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
 45                         unsigned int /* length */);
 46 extern unsigned int _get_xid(void);
 47 extern void _free_xid(unsigned int);
 48 #define get_xid()                                               \
 49 ({                                                              \
 50         unsigned int __xid = _get_xid();                                \
 51         cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n",      \
 52                  __func__, __xid,                                       \
 53                  from_kuid(&init_user_ns, current_fsuid()));            \
 54         trace_smb3_enter(__xid, __func__);                      \
 55         __xid;                                                  \
 56 })
 57 
 58 #define free_xid(curr_xid)                                      \
 59 do {                                                            \
 60         _free_xid(curr_xid);                                    \
 61         cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n",      \
 62                  __func__, curr_xid, (int)rc);                  \
 63         if (rc)                                                 \
 64                 trace_smb3_exit_err(curr_xid, __func__, (int)rc);       \
 65         else                                                    \
 66                 trace_smb3_exit_done(curr_xid, __func__);       \
 67 } while (0)
 68 extern int init_cifs_idmap(void);
 69 extern void exit_cifs_idmap(void);
 70 extern int init_cifs_spnego(void);
 71 extern void exit_cifs_spnego(void);
 72 extern char *build_path_from_dentry(struct dentry *);
 73 extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry,
 74                                                     bool prefix);
 75 extern char *cifs_build_path_to_root(struct smb_vol *vol,
 76                                      struct cifs_sb_info *cifs_sb,
 77                                      struct cifs_tcon *tcon,
 78                                      int add_treename);
 79 extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
 80 extern char *cifs_compose_mount_options(const char *sb_mountdata,
 81                 const char *fullpath, const struct dfs_info3_param *ref,
 82                 char **devname);
 83 /* extern void renew_parental_timestamps(struct dentry *direntry);*/
 84 extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
 85                                         struct TCP_Server_Info *server);
 86 extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
 87 extern void cifs_delete_mid(struct mid_q_entry *mid);
 88 extern void cifs_mid_q_entry_release(struct mid_q_entry *midEntry);
 89 extern void cifs_wake_up_task(struct mid_q_entry *mid);
 90 extern int cifs_handle_standard(struct TCP_Server_Info *server,
 91                                 struct mid_q_entry *mid);
 92 extern int cifs_discard_remaining_data(struct TCP_Server_Info *server);
 93 extern int cifs_call_async(struct TCP_Server_Info *server,
 94                         struct smb_rqst *rqst,
 95                         mid_receive_t *receive, mid_callback_t *callback,
 96                         mid_handle_t *handle, void *cbdata, const int flags);
 97 extern int cifs_send_recv(const unsigned int xid, struct cifs_ses *ses,
 98                           struct smb_rqst *rqst, int *resp_buf_type,
 99                           const int flags, struct kvec *resp_iov);
100 extern int compound_send_recv(const unsigned int xid, struct cifs_ses *ses,
101                               const int flags, const int num_rqst,
102                               struct smb_rqst *rqst, int *resp_buf_type,
103                               struct kvec *resp_iov);
104 extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
105                         struct smb_hdr * /* input */ ,
106                         struct smb_hdr * /* out */ ,
107                         int * /* bytes returned */ , const int);
108 extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
109                             char *in_buf, int flags);
110 extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
111                                 struct smb_rqst *);
112 extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
113                                                 struct smb_rqst *);
114 extern int cifs_check_receive(struct mid_q_entry *mid,
115                         struct TCP_Server_Info *server, bool log_error);
116 extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
117                                  unsigned int size, unsigned int *num,
118                                  unsigned int *credits);
119 extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
120                         struct kvec *, int /* nvec to send */,
121                         int * /* type of buf returned */, const int flags,
122                         struct kvec * /* resp vec */);
123 extern int SendReceiveBlockingLock(const unsigned int xid,
124                         struct cifs_tcon *ptcon,
125                         struct smb_hdr *in_buf ,
126                         struct smb_hdr *out_buf,
127                         int *bytes_returned);
128 extern int cifs_reconnect(struct TCP_Server_Info *server);
129 extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
130 extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
131 extern bool backup_cred(struct cifs_sb_info *);
132 extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
133 extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
134                             unsigned int bytes_written);
135 extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
136 extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
137 extern unsigned int smbCalcSize(void *buf, struct TCP_Server_Info *server);
138 extern int decode_negTokenInit(unsigned char *security_blob, int length,
139                         struct TCP_Server_Info *server);
140 extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
141 extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
142 extern int map_smb_to_linux_error(char *buf, bool logErr);
143 extern void header_assemble(struct smb_hdr *, char /* command */ ,
144                             const struct cifs_tcon *, int /* length of
145                             fixed section (word count) in two byte units */);
146 extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
147                                 struct cifs_ses *ses,
148                                 void **request_buf);
149 extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
150                                 enum securityEnum requested);
151 extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
152                           const struct nls_table *nls_cp);
153 extern struct timespec64 cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
154 extern u64 cifs_UnixTimeToNT(struct timespec64);
155 extern struct timespec64 cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
156                                       int offset);
157 extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
158 extern int cifs_get_writer(struct cifsInodeInfo *cinode);
159 extern void cifs_put_writer(struct cifsInodeInfo *cinode);
160 extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
161 extern int cifs_unlock_range(struct cifsFileInfo *cfile,
162                              struct file_lock *flock, const unsigned int xid);
163 extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
164 
165 extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
166                                               struct file *file,
167                                               struct tcon_link *tlink,
168                                               __u32 oplock);
169 extern int cifs_posix_open(char *full_path, struct inode **inode,
170                            struct super_block *sb, int mode,
171                            unsigned int f_flags, __u32 *oplock, __u16 *netfid,
172                            unsigned int xid);
173 void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
174 extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
175                                      FILE_UNIX_BASIC_INFO *info,
176                                      struct cifs_sb_info *cifs_sb);
177 extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
178                                         struct cifs_sb_info *);
179 extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
180 extern struct inode *cifs_iget(struct super_block *sb,
181                                struct cifs_fattr *fattr);
182 
183 extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
184                                FILE_ALL_INFO *data, struct super_block *sb,
185                                int xid, const struct cifs_fid *fid);
186 extern int cifs_get_inode_info_unix(struct inode **pinode,
187                         const unsigned char *search_path,
188                         struct super_block *sb, unsigned int xid);
189 extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
190                               unsigned int xid, char *full_path, __u32 dosattr);
191 extern int cifs_rename_pending_delete(const char *full_path,
192                                       struct dentry *dentry,
193                                       const unsigned int xid);
194 extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
195                               struct cifs_fattr *fattr, struct inode *inode,
196                               const char *path, const struct cifs_fid *pfid);
197 extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
198                                         kuid_t, kgid_t);
199 extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
200                                         const char *, u32 *);
201 extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
202                                                 const struct cifs_fid *, u32 *);
203 extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
204                                 const char *, int);
205 
206 extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
207 extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
208                                  unsigned int to_read);
209 extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
210                                         struct page *page,
211                                         unsigned int page_offset,
212                                         unsigned int to_read);
213 extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
214                                struct cifs_sb_info *cifs_sb);
215 extern int cifs_match_super(struct super_block *, void *);
216 extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
217 extern struct smb_vol *cifs_get_volume_info(char *mount_data,
218                                             const char *devname, bool is_smb3);
219 extern int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol);
220 extern void cifs_umount(struct cifs_sb_info *);
221 extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
222 extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
223 
224 extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
225                                     __u64 length, __u8 type, __u16 flags,
226                                     struct cifsLockInfo **conf_lock,
227                                     int rw_check);
228 extern void cifs_add_pending_open(struct cifs_fid *fid,
229                                   struct tcon_link *tlink,
230                                   struct cifs_pending_open *open);
231 extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
232                                          struct tcon_link *tlink,
233                                          struct cifs_pending_open *open);
234 extern void cifs_del_pending_open(struct cifs_pending_open *open);
235 extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
236                                  int from_reconnect);
237 extern void cifs_put_tcon(struct cifs_tcon *tcon);
238 
239 #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
240 extern void cifs_dfs_release_automount_timer(void);
241 #else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
242 #define cifs_dfs_release_automount_timer()      do { } while (0)
243 #endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
244 
245 void cifs_proc_init(void);
246 void cifs_proc_clean(void);
247 
248 extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
249 extern void cifs_free_llist(struct list_head *llist);
250 extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
251 
252 extern int cifs_negotiate_protocol(const unsigned int xid,
253                                    struct cifs_ses *ses);
254 extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
255                               struct nls_table *nls_info);
256 extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
257 extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
258 
259 extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
260                     const char *tree, struct cifs_tcon *tcon,
261                     const struct nls_table *);
262 
263 extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
264                 const char *searchName, struct cifs_sb_info *cifs_sb,
265                 __u16 *searchHandle, __u16 search_flags,
266                 struct cifs_search_info *psrch_inf,
267                 bool msearch);
268 
269 extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
270                 __u16 searchHandle, __u16 search_flags,
271                 struct cifs_search_info *psrch_inf);
272 
273 extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
274                         const __u16 search_handle);
275 
276 extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
277                         u16 netfid, FILE_ALL_INFO *pFindData);
278 extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
279                             const char *search_Name, FILE_ALL_INFO *data,
280                             int legacy /* whether to use old info level */,
281                             const struct nls_table *nls_codepage, int remap);
282 extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
283                                const char *search_name, FILE_ALL_INFO *data,
284                                const struct nls_table *nls_codepage, int remap);
285 
286 extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
287                         u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
288 extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
289                         struct cifs_tcon *tcon,
290                         const unsigned char *searchName,
291                         FILE_UNIX_BASIC_INFO *pFindData,
292                         const struct nls_table *nls_codepage, int remap);
293 
294 extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
295                            const char *search_name,
296                            struct dfs_info3_param **target_nodes,
297                            unsigned int *num_of_nodes,
298                            const struct nls_table *nls_codepage, int remap);
299 
300 extern int parse_dfs_referrals(struct get_dfs_referral_rsp *rsp, u32 rsp_size,
301                                unsigned int *num_of_nodes,
302                                struct dfs_info3_param **target_nodes,
303                                const struct nls_table *nls_codepage, int remap,
304                                const char *searchName, bool is_unicode);
305 extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
306                                  struct cifs_sb_info *cifs_sb,
307                                  struct smb_vol *vol);
308 extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
309                         struct kstatfs *FSData);
310 extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
311                         struct kstatfs *FSData);
312 extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
313                         __u64 cap);
314 
315 extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
316                         struct cifs_tcon *tcon);
317 extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
318 extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
319 extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
320                         struct kstatfs *FSData);
321 
322 extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
323                         const char *fileName, const FILE_BASIC_INFO *data,
324                         const struct nls_table *nls_codepage,
325                         int remap_special_chars);
326 extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
327                         const FILE_BASIC_INFO *data, __u16 fid,
328                         __u32 pid_of_opener);
329 extern int CIFSSMBSetFileDisposition(const unsigned int xid,
330                                      struct cifs_tcon *tcon,
331                                      bool delete_file, __u16 fid,
332                                      __u32 pid_of_opener);
333 #if 0
334 extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
335                         char *fileName, __u16 dos_attributes,
336                         const struct nls_table *nls_codepage);
337 #endif /* possibly unneeded function */
338 extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
339                          const char *file_name, __u64 size,
340                          struct cifs_sb_info *cifs_sb, bool set_allocation);
341 extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
342                               struct cifsFileInfo *cfile, __u64 size,
343                               bool set_allocation);
344 
345 struct cifs_unix_set_info_args {
346         __u64   ctime;
347         __u64   atime;
348         __u64   mtime;
349         __u64   mode;
350         kuid_t  uid;
351         kgid_t  gid;
352         dev_t   device;
353 };
354 
355 extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
356                                   struct cifs_tcon *tcon,
357                                   const struct cifs_unix_set_info_args *args,
358                                   u16 fid, u32 pid_of_opener);
359 
360 extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
361                                   struct cifs_tcon *tcon, const char *file_name,
362                                   const struct cifs_unix_set_info_args *args,
363                                   const struct nls_table *nls_codepage,
364                                   int remap);
365 
366 extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
367                         const char *name, struct cifs_sb_info *cifs_sb);
368 extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
369                         const char *name, struct cifs_sb_info *cifs_sb);
370 extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
371                         const char *name, __u16 type,
372                         const struct nls_table *nls_codepage,
373                         int remap_special_chars);
374 extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
375                           const char *name, struct cifs_sb_info *cifs_sb);
376 extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
377                          const char *from_name, const char *to_name,
378                          struct cifs_sb_info *cifs_sb);
379 extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
380                                  int netfid, const char *target_name,
381                                  const struct nls_table *nls_codepage,
382                                  int remap_special_chars);
383 extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
384                               const char *from_name, const char *to_name,
385                               struct cifs_sb_info *cifs_sb);
386 extern int CIFSUnixCreateHardLink(const unsigned int xid,
387                         struct cifs_tcon *tcon,
388                         const char *fromName, const char *toName,
389                         const struct nls_table *nls_codepage,
390                         int remap_special_chars);
391 extern int CIFSUnixCreateSymLink(const unsigned int xid,
392                         struct cifs_tcon *tcon,
393                         const char *fromName, const char *toName,
394                         const struct nls_table *nls_codepage, int remap);
395 extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
396                         struct cifs_tcon *tcon,
397                         const unsigned char *searchName, char **syminfo,
398                         const struct nls_table *nls_codepage, int remap);
399 extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
400                                __u16 fid, char **symlinkinfo,
401                                const struct nls_table *nls_codepage);
402 extern int CIFSSMB_set_compression(const unsigned int xid,
403                                    struct cifs_tcon *tcon, __u16 fid);
404 extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
405                      int *oplock, FILE_ALL_INFO *buf);
406 extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
407                         const char *fileName, const int disposition,
408                         const int access_flags, const int omode,
409                         __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
410                         const struct nls_table *nls_codepage, int remap);
411 extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
412                         u32 posix_flags, __u64 mode, __u16 *netfid,
413                         FILE_UNIX_BASIC_INFO *pRetData,
414                         __u32 *pOplock, const char *name,
415                         const struct nls_table *nls_codepage, int remap);
416 extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
417                         const int smb_file_id);
418 
419 extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
420                         const int smb_file_id);
421 
422 extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
423                         unsigned int *nbytes, char **buf,
424                         int *return_buf_type);
425 extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
426                         unsigned int *nbytes, const char *buf);
427 extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
428                         unsigned int *nbytes, struct kvec *iov, const int nvec);
429 extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
430                                  const char *search_name, __u64 *inode_number,
431                                  const struct nls_table *nls_codepage,
432                                  int remap);
433 
434 extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
435                       const __u16 netfid, const __u8 lock_type,
436                       const __u32 num_unlock, const __u32 num_lock,
437                       LOCKING_ANDX_RANGE *buf);
438 extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
439                         const __u16 netfid, const __u32 netpid, const __u64 len,
440                         const __u64 offset, const __u32 numUnlock,
441                         const __u32 numLock, const __u8 lockType,
442                         const bool waitFlag, const __u8 oplock_level);
443 extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
444                         const __u16 smb_file_id, const __u32 netpid,
445                         const loff_t start_offset, const __u64 len,
446                         struct file_lock *, const __u16 lock_type,
447                         const bool waitFlag);
448 extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
449 extern int CIFSSMBEcho(struct TCP_Server_Info *server);
450 extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
451 
452 extern struct cifs_ses *sesInfoAlloc(void);
453 extern void sesInfoFree(struct cifs_ses *);
454 extern struct cifs_tcon *tconInfoAlloc(void);
455 extern void tconInfoFree(struct cifs_tcon *);
456 
457 extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
458                    __u32 *pexpected_response_sequence_number);
459 extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
460                           __u32 *);
461 extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
462 extern int cifs_verify_signature(struct smb_rqst *rqst,
463                                  struct TCP_Server_Info *server,
464                                 __u32 expected_sequence_number);
465 extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
466                         const struct nls_table *);
467 extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
468 extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
469 extern void cifs_crypto_secmech_release(struct TCP_Server_Info *server);
470 extern int calc_seckey(struct cifs_ses *);
471 extern int generate_smb30signingkey(struct cifs_ses *);
472 extern int generate_smb311signingkey(struct cifs_ses *);
473 
474 #ifdef CONFIG_CIFS_WEAK_PW_HASH
475 extern int calc_lanman_hash(const char *password, const char *cryptkey,
476                                 bool encrypt, char *lnm_session_key);
477 #endif /* CIFS_WEAK_PW_HASH */
478 #ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
479 extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
480                         const int notify_subdirs, const __u16 netfid,
481                         __u32 filter, struct file *file, int multishot,
482                         const struct nls_table *nls_codepage);
483 #endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
484 extern int CIFSSMBCopy(unsigned int xid,
485                         struct cifs_tcon *source_tcon,
486                         const char *fromName,
487                         const __u16 target_tid,
488                         const char *toName, const int flags,
489                         const struct nls_table *nls_codepage,
490                         int remap_special_chars);
491 extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
492                         const unsigned char *searchName,
493                         const unsigned char *ea_name, char *EAData,
494                         size_t bufsize, struct cifs_sb_info *cifs_sb);
495 extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
496                 const char *fileName, const char *ea_name,
497                 const void *ea_value, const __u16 ea_value_len,
498                 const struct nls_table *nls_codepage,
499                 struct cifs_sb_info *cifs_sb);
500 extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
501                         __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
502 extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
503                         struct cifs_ntsd *, __u32, int);
504 extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
505                 const unsigned char *searchName,
506                 char *acl_inf, const int buflen, const int acl_type,
507                 const struct nls_table *nls_codepage, int remap_special_chars);
508 extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
509                 const unsigned char *fileName,
510                 const char *local_acl, const int buflen, const int acl_type,
511                 const struct nls_table *nls_codepage, int remap_special_chars);
512 extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
513                         const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
514 extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
515 extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
516 extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
517                               struct cifs_sb_info *cifs_sb,
518                               struct cifs_fattr *fattr,
519                               const unsigned char *path);
520 extern int mdfour(unsigned char *, unsigned char *, int);
521 extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
522                         const struct nls_table *codepage);
523 extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
524                         unsigned char *p24);
525 extern void
526 cifs_cleanup_volume_info_contents(struct smb_vol *volume_info);
527 
528 extern struct TCP_Server_Info *
529 cifs_find_tcp_session(struct smb_vol *vol);
530 
531 void cifs_readdata_release(struct kref *refcount);
532 int cifs_async_readv(struct cifs_readdata *rdata);
533 int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
534 
535 int cifs_async_writev(struct cifs_writedata *wdata,
536                       void (*release)(struct kref *kref));
537 void cifs_writev_complete(struct work_struct *work);
538 struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
539                                                 work_func_t complete);
540 struct cifs_writedata *cifs_writedata_direct_alloc(struct page **pages,
541                                                 work_func_t complete);
542 void cifs_writedata_release(struct kref *refcount);
543 int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
544                           struct cifs_sb_info *cifs_sb,
545                           const unsigned char *path, char *pbuf,
546                           unsigned int *pbytes_read);
547 int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
548                            struct cifs_sb_info *cifs_sb,
549                            const unsigned char *path, char *pbuf,
550                            unsigned int *pbytes_written);
551 int __cifs_calc_signature(struct smb_rqst *rqst,
552                         struct TCP_Server_Info *server, char *signature,
553                         struct shash_desc *shash);
554 enum securityEnum cifs_select_sectype(struct TCP_Server_Info *,
555                                         enum securityEnum);
556 struct cifs_aio_ctx *cifs_aio_ctx_alloc(void);
557 void cifs_aio_ctx_release(struct kref *refcount);
558 int setup_aio_ctx_iter(struct cifs_aio_ctx *ctx, struct iov_iter *iter, int rw);
559 void smb2_cached_lease_break(struct work_struct *work);
560 
561 int cifs_alloc_hash(const char *name, struct crypto_shash **shash,
562                     struct sdesc **sdesc);
563 void cifs_free_hash(struct crypto_shash **shash, struct sdesc **sdesc);
564 
565 extern void rqst_page_get_length(struct smb_rqst *rqst, unsigned int page,
566                                 unsigned int *len, unsigned int *offset);
567 
568 void extract_unc_hostname(const char *unc, const char **h, size_t *len);
569 
570 #ifdef CONFIG_CIFS_DFS_UPCALL
571 static inline int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
572                                const char *old_path,
573                                const struct nls_table *nls_codepage,
574                                struct dfs_info3_param *referral, int remap)
575 {
576         return dfs_cache_find(xid, ses, nls_codepage, remap, old_path,
577                               referral, NULL);
578 }
579 #endif
580 
581 #endif                  /* _CIFSPROTO_H */
582 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp