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CIFS: Decrypt and process small encrypted packets
[mirror_ubuntu-artful-kernel.git] / fs / cifs / cifsproto.h
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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;
bf5ea0e2 27struct smb_rqst;
1da177e4
LT		 28
29/*
30 *****************************************************************
31 * All Prototypes
32 *****************************************************************
33 */
34
35extern struct smb_hdr *cifs_buf_get(void);
36extern void cifs_buf_release(void *);
37extern struct smb_hdr *cifs_small_buf_get(void);
38extern void cifs_small_buf_release(void *);
6d81ed1e 39extern void free_rsp_buf(int, void *);
0496e02d
JL		 40extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
41 unsigned int /* length */);
6d5786a3
PS		 42extern unsigned int _get_xid(void);
43extern void _free_xid(unsigned int);
44#define get_xid() \
b6b38f70 45({ \
6d5786a3 46 unsigned int __xid = _get_xid(); \
f96637be
JP		 47 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
48 __func__, __xid, \
49 from_kuid(&init_user_ns, current_fsuid())); \
b6b38f70
JP		 50 __xid; \
51})
52
6d5786a3 53#define free_xid(curr_xid) \
b6b38f70 54do { \
6d5786a3 55 _free_xid(curr_xid); \
f96637be
JP		 56 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
57 __func__, curr_xid, (int)rc); \
b6b38f70 58} while (0)
4d79dba0
SP		 59extern int init_cifs_idmap(void);
60extern void exit_cifs_idmap(void);
b74cb9a8
SP		 61extern int init_cifs_spnego(void);
62extern void exit_cifs_spnego(void);
7f57356b 63extern char *build_path_from_dentry(struct dentry *);
6d3ea7e4
SF		 64extern char *cifs_build_path_to_root(struct smb_vol *vol,
65 struct cifs_sb_info *cifs_sb,
374402a2
SP		 66 struct cifs_tcon *tcon,
67 int add_treename);
1da177e4 68extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 69extern char *cifs_compose_mount_options(const char *sb_mountdata,
70 const char *fullpath, const struct dfs_info3_param *ref,
71 char **devname);
99ee4dbd 72/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 73extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
74 struct TCP_Server_Info *server);
766fdbb5 75extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
3c1bf7e4 76extern void cifs_delete_mid(struct mid_q_entry *mid);
2dc7e1c0 77extern void cifs_wake_up_task(struct mid_q_entry *mid);
4326ed2f
PS		 78extern int cifs_handle_standard(struct TCP_Server_Info *server,
79 struct mid_q_entry *mid);
fec344e3
JL		 80extern int cifs_call_async(struct TCP_Server_Info *server,
81 struct smb_rqst *rqst,
82 mid_receive_t *receive, mid_callback_t *callback,
9b7c18a2 83 mid_handle_t *handle, void *cbdata, const int flags);
b8f57ee8
PS		 84extern int cifs_send_recv(const unsigned int xid, struct cifs_ses *ses,
85 struct smb_rqst *rqst, int *resp_buf_type,
86 const int flags, struct kvec *resp_iov);
96daf2b0 87extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 88 struct smb_hdr * /* input */ ,
89 struct smb_hdr * /* out */ ,
a891f0f8 90 int * /* bytes returned */ , const int);
96daf2b0 91extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 92 char *in_buf, int flags);
fec344e3
JL		 93extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
94 struct smb_rqst *);
95extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
96 struct smb_rqst *);
2c8f981d
JL		 97extern int cifs_check_receive(struct mid_q_entry *mid,
98 struct TCP_Server_Info *server, bool log_error);
cb7e9eab
PS		 99extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
100 unsigned int size, unsigned int *num,
101 unsigned int *credits);
96daf2b0 102extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 103 struct kvec *, int /* nvec to send */,
da502f7d
PS		 104 int * /* type of buf returned */, const int flags,
105 struct kvec * /* resp vec */);
ad7a2926 106extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 107 struct cifs_tcon *ptcon,
ad7a2926
SF		 108 struct smb_hdr *in_buf ,
109 struct smb_hdr *out_buf,
110 int *bytes_returned);
28ea5290 111extern int cifs_reconnect(struct TCP_Server_Info *server);
373512ec 112extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
d4e4854f 113extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 114extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 115extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 116extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
117 unsigned int bytes_written);
6508d904 118extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 119extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 120extern unsigned int smbCalcSize(void *buf);
1da177e4 121extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 122 struct TCP_Server_Info *server);
67b7626a 123extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 124extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 125extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 126extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 127 const struct cifs_tcon *, int /* length of
1982c344 128 fixed section (word count) in two byte units */);
5815449d 129extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 130 struct cifs_ses *ses,
50c2f753 131 void **request_buf);
3f618223
JL		 132extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
133 enum securityEnum requested);
58c45c58
PS		 134extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
135 const struct nls_table *nls_cp);
07119a4d 136extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 137extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 138extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
139 int offset);
c6723628 140extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
c11f1df5
SP		 141extern int cifs_get_writer(struct cifsInodeInfo *cinode);
142extern void cifs_put_writer(struct cifsInodeInfo *cinode);
143extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
d39a4f71
PS		 144extern int cifs_unlock_range(struct cifsFileInfo *cfile,
145 struct file_lock *flock, const unsigned int xid);
146extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
1bd5bbcb 147
fb1214e4
PS		 148extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
149 struct file *file,
150 struct tcon_link *tlink,
151 __u32 oplock);
6d5786a3
PS		 152extern int cifs_posix_open(char *full_path, struct inode **inode,
153 struct super_block *sb, int mode,
154 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
155 unsigned int xid);
4065c802 156void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 157extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
158 FILE_UNIX_BASIC_INFO *info,
159 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 160extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
161 struct cifs_sb_info *);
cc0bad75 162extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 163extern struct inode *cifs_iget(struct super_block *sb,
164 struct cifs_fattr *fattr);
165
1208ef1f
PS		 166extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
167 FILE_ALL_INFO *data, struct super_block *sb,
42eacf9e 168 int xid, const struct cifs_fid *fid);
1da177e4
LT		 169extern int cifs_get_inode_info_unix(struct inode **pinode,
170 const unsigned char *search_path,
6d5786a3 171 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 172extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
173 unsigned int xid, char *full_path, __u32 dosattr);
174extern int cifs_rename_pending_delete(const char *full_path,
175 struct dentry *dentry,
176 const unsigned int xid);
987b21d7 177extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3 178 struct cifs_fattr *fattr, struct inode *inode,
42eacf9e 179 const char *path, const struct cifs_fid *pfid);
a5ff3769 180extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 181 kuid_t, kgid_t);
fbeba8bb
SP		 182extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
183 const char *, u32 *);
42eacf9e
SF		 184extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
185 const struct cifs_fid *, u32 *);
b73b9a4b 186extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 187 const char *, int);
953f8681 188
e28bc5b1
JL		 189extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
190extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
71335664
AV		 191 unsigned int to_read);
192extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
193 struct page *page, unsigned int to_read);
4214ebf4 194extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
724d9f1c
PS		 195 struct cifs_sb_info *cifs_sb);
196extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 197extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 198extern struct smb_vol *cifs_get_volume_info(char *mount_data,
199 const char *devname);
2c6292ae 200extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 201extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 202extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
52ace1ef
SF		 203extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon);
204
579f9053
PS		 205extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
206 __u64 length, __u8 type,
207 struct cifsLockInfo **conf_lock,
081c0414 208 int rw_check);
233839b1
PS		 209extern void cifs_add_pending_open(struct cifs_fid *fid,
210 struct tcon_link *tlink,
211 struct cifs_pending_open *open);
212extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
213 struct tcon_link *tlink,
214 struct cifs_pending_open *open);
215extern void cifs_del_pending_open(struct cifs_pending_open *open);
53e0e11e
PS		 216extern void cifs_put_tcp_session(struct TCP_Server_Info *server,
217 int from_reconnect);
218extern void cifs_put_tcon(struct cifs_tcon *tcon);
815465c4
JL		 219
220#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 221extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 222#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
223#define cifs_dfs_release_automount_timer() do { } while (0)
224#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
225
1da177e4
LT		 226void cifs_proc_init(void);
227void cifs_proc_clean(void);
228
f7ba7fe6
PS		 229extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
230extern void cifs_free_llist(struct list_head *llist);
231extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
232
286170aa
PS		 233extern int cifs_negotiate_protocol(const unsigned int xid,
234 struct cifs_ses *ses);
58c45c58
PS		 235extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
236 struct nls_table *nls_info);
38d77c50 237extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 238extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 239
2e6e02ab
PS		 240extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
241 const char *tree, struct cifs_tcon *tcon,
242 const struct nls_table *);
1da177e4 243
6d5786a3 244extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 245 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 246 __u16 *searchHandle, __u16 search_flags,
247 struct cifs_search_info *psrch_inf,
c052e2b4 248 bool msearch);
1da177e4 249
6d5786a3 250extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 251 __u16 searchHandle, __u16 search_flags,
252 struct cifs_search_info *psrch_inf);
1da177e4 253
6d5786a3 254extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 255 const __u16 search_handle);
256
6d5786a3 257extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 258 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 259extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 260 const char *search_Name, FILE_ALL_INFO *data,
261 int legacy /* whether to use old info level */,
262 const struct nls_table *nls_codepage, int remap);
6d5786a3 263extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 264 const char *search_name, FILE_ALL_INFO *data,
265 const struct nls_table *nls_codepage, int remap);
1da177e4 266
6d5786a3 267extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 268 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 269extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 270 struct cifs_tcon *tcon,
1da177e4 271 const unsigned char *searchName,
582d21e5 272 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 273 const struct nls_table *nls_codepage, int remap);
1da177e4 274
6d5786a3 275extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 276 const char *search_name,
277 struct dfs_info3_param **target_nodes,
278 unsigned int *num_of_nodes,
279 const struct nls_table *nls_codepage, int remap);
1da177e4 280
b669f33c 281extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 282 const char *old_path,
737b758c 283 const struct nls_table *nls_codepage,
b669f33c
PS		 284 unsigned int *num_referrals,
285 struct dfs_info3_param **referrals, int remap);
6d5786a3 286extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 287 struct cifs_sb_info *cifs_sb,
288 struct smb_vol *vol);
6d5786a3 289extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 290 struct kstatfs *FSData);
6d5786a3 291extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 292 struct kstatfs *FSData);
6d5786a3 293extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 294 __u64 cap);
295
6d5786a3 296extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 297 struct cifs_tcon *tcon);
6d5786a3
PS		 298extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
299extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
300extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 301 struct kstatfs *FSData);
1da177e4 302
6d5786a3 303extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 304 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 305 const struct nls_table *nls_codepage,
306 int remap_special_chars);
6d5786a3 307extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 308 const FILE_BASIC_INFO *data, __u16 fid,
309 __u32 pid_of_opener);
6d5786a3
PS		 310extern int CIFSSMBSetFileDisposition(const unsigned int xid,
311 struct cifs_tcon *tcon,
312 bool delete_file, __u16 fid,
313 __u32 pid_of_opener);
1da177e4 314#if 0
6d5786a3 315extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 316 char *fileName, __u16 dos_attributes,
317 const struct nls_table *nls_codepage);
318#endif /* possibly unneeded function */
6d5786a3 319extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 320 const char *file_name, __u64 size,
321 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 322extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 323 struct cifsFileInfo *cfile, __u64 size,
324 bool set_allocation);
4e1e7fb9
JL		 325
326struct cifs_unix_set_info_args {
327 __u64 ctime;
328 __u64 atime;
329 __u64 mtime;
330 __u64 mode;
49418b2c
EB		 331 kuid_t uid;
332 kgid_t gid;
4e1e7fb9
JL		 333 dev_t device;
334};
335
6d5786a3
PS		 336extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
337 struct cifs_tcon *tcon,
3bbeeb3c
JL		 338 const struct cifs_unix_set_info_args *args,
339 u16 fid, u32 pid_of_opener);
340
6d5786a3 341extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 342 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 343 const struct cifs_unix_set_info_args *args,
344 const struct nls_table *nls_codepage,
ff691e96 345 int remap);
1da177e4 346
6d5786a3 347extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 348 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 349extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 350 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 351extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 352 const char *name, __u16 type,
353 const struct nls_table *nls_codepage,
354 int remap_special_chars);
6d5786a3 355extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 356 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 357extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 358 const char *from_name, const char *to_name,
359 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 360extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
361 int netfid, const char *target_name,
362 const struct nls_table *nls_codepage,
363 int remap_special_chars);
d6e906f1
SF		 364extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
365 const char *from_name, const char *to_name,
366 struct cifs_sb_info *cifs_sb);
6d5786a3 367extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 368 struct cifs_tcon *tcon,
1da177e4 369 const char *fromName, const char *toName,
d38d8c74 370 const struct nls_table *nls_codepage,
737b758c 371 int remap_special_chars);
6d5786a3 372extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 373 struct cifs_tcon *tcon,
1da177e4 374 const char *fromName, const char *toName,
bc8ebdc4 375 const struct nls_table *nls_codepage, int remap);
6d5786a3 376extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 377 struct cifs_tcon *tcon,
460b9696 378 const unsigned char *searchName, char **syminfo,
bc8ebdc4 379 const struct nls_table *nls_codepage, int remap);
d244bf2d
PS		 380extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
381 __u16 fid, char **symlinkinfo,
382 const struct nls_table *nls_codepage);
c7f508a9
SF		 383extern int CIFSSMB_set_compression(const unsigned int xid,
384 struct cifs_tcon *tcon, __u16 fid);
d81b8a40
PS		 385extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
386 int *oplock, FILE_ALL_INFO *buf);
6d5786a3 387extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 388 const char *fileName, const int disposition,
389 const int access_flags, const int omode,
8840dee9 390 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 391 const struct nls_table *nls_codepage, int remap);
6d5786a3 392extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 393 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 394 FILE_UNIX_BASIC_INFO *pRetData,
395 __u32 *pOplock, const char *name,
d38d8c74 396 const struct nls_table *nls_codepage, int remap);
6d5786a3 397extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 398 const int smb_file_id);
399
6d5786a3 400extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 401 const int smb_file_id);
402
6d5786a3 403extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 404 unsigned int *nbytes, char **buf,
d38d8c74 405 int *return_buf_type);
6d5786a3 406extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
dbbab325 407 unsigned int *nbytes, const char *buf);
6d5786a3 408extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 409 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 410extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 411 const char *search_name, __u64 *inode_number,
412 const struct nls_table *nls_codepage,
413 int remap);
1da177e4 414
6d5786a3
PS		 415extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
416 const __u16 netfid, const __u8 lock_type,
417 const __u32 num_unlock, const __u32 num_lock,
418 LOCKING_ANDX_RANGE *buf);
419extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 420 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 421 const __u64 offset, const __u32 numUnlock,
422 const __u32 numLock, const __u8 lockType,
12fed00d 423 const bool waitFlag, const __u8 oplock_level);
6d5786a3 424extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 425 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 426 const loff_t start_offset, const __u64 len,
427 struct file_lock *, const __u16 lock_type,
428 const bool waitFlag);
2e6e02ab 429extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 430extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 431extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 432
96daf2b0
SF		 433extern struct cifs_ses *sesInfoAlloc(void);
434extern void sesInfoFree(struct cifs_ses *);
435extern struct cifs_tcon *tconInfoAlloc(void);
436extern void tconInfoFree(struct cifs_tcon *);
1da177e4 437
bf5ea0e2
JL		 438extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
439 __u32 *pexpected_response_sequence_number);
762a4206 440extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 441 __u32 *);
bf5ea0e2
JL		 442extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
443extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 444 struct TCP_Server_Info *server,
b609f06a 445 __u32 expected_sequence_number);
9ef5992e
SP		 446extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
447 const struct nls_table *);
448extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 449extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
026e93dc 450extern void cifs_crypto_secmech_release(struct TCP_Server_Info *server);
96daf2b0 451extern int calc_seckey(struct cifs_ses *);
373512ec
SF		 452extern int generate_smb30signingkey(struct cifs_ses *);
453extern int generate_smb311signingkey(struct cifs_ses *);
d2b91521 454
7c7b25bc 455#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 456extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 457 bool encrypt, char *lnm_session_key);
7c7b25bc 458#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 459#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 460extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 461 const int notify_subdirs, const __u16 netfid,
462 __u32 filter, struct file *file, int multishot,
463 const struct nls_table *nls_codepage);
464#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 465extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 466 struct cifs_tcon *source_tcon,
1da177e4
LT		 467 const char *fromName,
468 const __u16 target_tid,
469 const char *toName, const int flags,
50c2f753 470 const struct nls_table *nls_codepage,
737b758c 471 int remap_special_chars);
6d5786a3 472extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 473 const unsigned char *searchName,
474 const unsigned char *ea_name, char *EAData,
737b758c
SF		 475 size_t bufsize, const struct nls_table *nls_codepage,
476 int remap_special_chars);
6d5786a3 477extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 478 const char *fileName, const char *ea_name,
479 const void *ea_value, const __u16 ea_value_len,
737b758c 480 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 481extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 482 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 483extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 484 struct cifs_ntsd *, __u32, int);
6d5786a3 485extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 486 const unsigned char *searchName,
d38d8c74 487 char *acl_inf, const int buflen, const int acl_type,
737b758c 488 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 489extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 490 const unsigned char *fileName,
491 const char *local_acl, const int buflen, const int acl_type,
737b758c 492 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 493extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 494 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 495extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
cb084b1a
SP		 496extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
497extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
750b8de6
SP		 498 struct cifs_sb_info *cifs_sb,
499 struct cifs_fattr *fattr,
500 const unsigned char *path);
ee2c9258 501extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 502extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
503 const struct nls_table *codepage);
43988d76 504extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 505 unsigned char *p24);
c28c89fc 506
6993f74a 507void cifs_readdata_release(struct kref *refcount);
e28bc5b1 508int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 509int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 510
4a5c80d7
SF		 511int cifs_async_writev(struct cifs_writedata *wdata,
512 void (*release)(struct kref *kref));
c2e87640
JL		 513void cifs_writev_complete(struct work_struct *work);
514struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
515 work_func_t complete);
c28c89fc 516void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 517int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
518 struct cifs_sb_info *cifs_sb,
519 const unsigned char *path, char *pbuf,
520 unsigned int *pbytes_read);
cbb0aba6
SP		 521int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
522 struct cifs_sb_info *cifs_sb,
523 const unsigned char *path, char *pbuf,
524 unsigned int *pbytes_written);
16c568ef
AV		 525int __cifs_calc_signature(struct smb_rqst *rqst,
526 struct TCP_Server_Info *server, char *signature,
527 struct shash_desc *shash);
1da177e4 528#endif /* _CIFSPROTO_H */
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