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CIFS: Fix wsize usage in iovec write
[thirdparty/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;
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 *);
fb308a6f
JL		 40extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx,
41 struct kvec *iov);
0496e02d
JL		 42extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
43 unsigned int /* length */);
6d5786a3
PS		 44extern unsigned int _get_xid(void);
45extern void _free_xid(unsigned int);
46#define get_xid() \
b6b38f70 47({ \
6d5786a3 48 unsigned int __xid = _get_xid(); \
f96637be
JP		 49 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
50 __func__, __xid, \
51 from_kuid(&init_user_ns, current_fsuid())); \
b6b38f70
JP		 52 __xid; \
53})
54
6d5786a3 55#define free_xid(curr_xid) \
b6b38f70 56do { \
6d5786a3 57 _free_xid(curr_xid); \
f96637be
JP		 58 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
59 __func__, curr_xid, (int)rc); \
b6b38f70 60} while (0)
4d79dba0
SP		 61extern int init_cifs_idmap(void);
62extern void exit_cifs_idmap(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,
66 struct cifs_tcon *tcon);
1da177e4 67extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 68extern char *cifs_compose_mount_options(const char *sb_mountdata,
69 const char *fullpath, const struct dfs_info3_param *ref,
70 char **devname);
99ee4dbd 71/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 72extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
73 struct TCP_Server_Info *server);
766fdbb5 74extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
3c1bf7e4 75extern void cifs_delete_mid(struct mid_q_entry *mid);
2dc7e1c0 76extern void cifs_wake_up_task(struct mid_q_entry *mid);
fec344e3
JL		 77extern int cifs_call_async(struct TCP_Server_Info *server,
78 struct smb_rqst *rqst,
79 mid_receive_t *receive, mid_callback_t *callback,
80 void *cbdata, const int flags);
96daf2b0 81extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 82 struct smb_hdr * /* input */ ,
83 struct smb_hdr * /* out */ ,
a891f0f8 84 int * /* bytes returned */ , const int);
96daf2b0 85extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 86 char *in_buf, int flags);
fec344e3
JL		 87extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
88 struct smb_rqst *);
89extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
90 struct smb_rqst *);
2c8f981d
JL		 91extern int cifs_check_receive(struct mid_q_entry *mid,
92 struct TCP_Server_Info *server, bool log_error);
96daf2b0 93extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 94 struct kvec *, int /* nvec to send */,
133672ef 95 int * /* type of buf returned */ , const int flags);
ad7a2926 96extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 97 struct cifs_tcon *ptcon,
ad7a2926
SF		 98 struct smb_hdr *in_buf ,
99 struct smb_hdr *out_buf,
100 int *bytes_returned);
28ea5290 101extern int cifs_reconnect(struct TCP_Server_Info *server);
d4e4854f
PS		 102extern int checkSMB(char *buf, unsigned int length);
103extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 104extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 105extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 106extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
107 unsigned int bytes_written);
6508d904 108extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 109extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 110extern unsigned int smbCalcSize(void *buf);
1da177e4 111extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 112 struct TCP_Server_Info *server);
67b7626a 113extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 114extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 115extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 116extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 117 const struct cifs_tcon *, int /* length of
1982c344 118 fixed section (word count) in two byte units */);
5815449d 119extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 120 struct cifs_ses *ses,
50c2f753 121 void **request_buf);
3f618223
JL		 122extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
123 enum securityEnum requested);
58c45c58
PS		 124extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
125 const struct nls_table *nls_cp);
07119a4d 126extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 127extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 128extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
129 int offset);
c6723628 130extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
c11f1df5
SP		 131extern int cifs_get_writer(struct cifsInodeInfo *cinode);
132extern void cifs_put_writer(struct cifsInodeInfo *cinode);
133extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
d39a4f71
PS		 134extern int cifs_unlock_range(struct cifsFileInfo *cfile,
135 struct file_lock *flock, const unsigned int xid);
136extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
1bd5bbcb 137
fb1214e4
PS		 138extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
139 struct file *file,
140 struct tcon_link *tlink,
141 __u32 oplock);
6d5786a3
PS		 142extern int cifs_posix_open(char *full_path, struct inode **inode,
143 struct super_block *sb, int mode,
144 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
145 unsigned int xid);
4065c802 146void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 147extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
148 FILE_UNIX_BASIC_INFO *info,
149 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 150extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
151 struct cifs_sb_info *);
cc0bad75 152extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 153extern struct inode *cifs_iget(struct super_block *sb,
154 struct cifs_fattr *fattr);
155
1208ef1f
PS		 156extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
157 FILE_ALL_INFO *data, struct super_block *sb,
42eacf9e 158 int xid, const struct cifs_fid *fid);
1da177e4
LT		 159extern int cifs_get_inode_info_unix(struct inode **pinode,
160 const unsigned char *search_path,
6d5786a3 161 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 162extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
163 unsigned int xid, char *full_path, __u32 dosattr);
164extern int cifs_rename_pending_delete(const char *full_path,
165 struct dentry *dentry,
166 const unsigned int xid);
987b21d7 167extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3 168 struct cifs_fattr *fattr, struct inode *inode,
42eacf9e 169 const char *path, const struct cifs_fid *pfid);
a5ff3769 170extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 171 kuid_t, kgid_t);
fbeba8bb
SP		 172extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
173 const char *, u32 *);
42eacf9e
SF		 174extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
175 const struct cifs_fid *, u32 *);
b73b9a4b 176extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 177 const char *, int);
953f8681 178
e28bc5b1
JL		 179extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
180extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
181 unsigned int to_read);
182extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
183 struct kvec *iov_orig, unsigned int nr_segs,
184 unsigned int to_read);
724d9f1c
PS		 185extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
186 struct cifs_sb_info *cifs_sb);
187extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 188extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 189extern struct smb_vol *cifs_get_volume_info(char *mount_data,
190 const char *devname);
2c6292ae 191extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 192extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 193extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
579f9053
PS		 194extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
195 __u64 length, __u8 type,
196 struct cifsLockInfo **conf_lock,
081c0414 197 int rw_check);
233839b1
PS		 198extern void cifs_add_pending_open(struct cifs_fid *fid,
199 struct tcon_link *tlink,
200 struct cifs_pending_open *open);
201extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
202 struct tcon_link *tlink,
203 struct cifs_pending_open *open);
204extern void cifs_del_pending_open(struct cifs_pending_open *open);
815465c4
JL		 205
206#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 207extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 208#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
209#define cifs_dfs_release_automount_timer() do { } while (0)
210#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
211
1da177e4
LT		 212void cifs_proc_init(void);
213void cifs_proc_clean(void);
214
f7ba7fe6
PS		 215extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
216extern void cifs_free_llist(struct list_head *llist);
217extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
218
286170aa
PS		 219extern int cifs_negotiate_protocol(const unsigned int xid,
220 struct cifs_ses *ses);
58c45c58
PS		 221extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
222 struct nls_table *nls_info);
38d77c50 223extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 224extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 225
2e6e02ab
PS		 226extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
227 const char *tree, struct cifs_tcon *tcon,
228 const struct nls_table *);
1da177e4 229
6d5786a3 230extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 231 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 232 __u16 *searchHandle, __u16 search_flags,
233 struct cifs_search_info *psrch_inf,
c052e2b4 234 bool msearch);
1da177e4 235
6d5786a3 236extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 237 __u16 searchHandle, __u16 search_flags,
238 struct cifs_search_info *psrch_inf);
1da177e4 239
6d5786a3 240extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 241 const __u16 search_handle);
242
6d5786a3 243extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 244 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 245extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 246 const char *search_Name, FILE_ALL_INFO *data,
247 int legacy /* whether to use old info level */,
248 const struct nls_table *nls_codepage, int remap);
6d5786a3 249extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 250 const char *search_name, FILE_ALL_INFO *data,
251 const struct nls_table *nls_codepage, int remap);
1da177e4 252
6d5786a3 253extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 254 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 255extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 256 struct cifs_tcon *tcon,
1da177e4 257 const unsigned char *searchName,
582d21e5 258 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 259 const struct nls_table *nls_codepage, int remap);
1da177e4 260
6d5786a3 261extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 262 const char *search_name,
263 struct dfs_info3_param **target_nodes,
264 unsigned int *num_of_nodes,
265 const struct nls_table *nls_codepage, int remap);
1da177e4 266
b669f33c 267extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 268 const char *old_path,
737b758c 269 const struct nls_table *nls_codepage,
b669f33c
PS		 270 unsigned int *num_referrals,
271 struct dfs_info3_param **referrals, int remap);
6d5786a3 272extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 273 struct cifs_sb_info *cifs_sb,
274 struct smb_vol *vol);
6d5786a3 275extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 276 struct kstatfs *FSData);
6d5786a3 277extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 278 struct kstatfs *FSData);
6d5786a3 279extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 280 __u64 cap);
281
6d5786a3 282extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 283 struct cifs_tcon *tcon);
6d5786a3
PS		 284extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
285extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
286extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 287 struct kstatfs *FSData);
1da177e4 288
6d5786a3 289extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 290 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 291 const struct nls_table *nls_codepage,
292 int remap_special_chars);
6d5786a3 293extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 294 const FILE_BASIC_INFO *data, __u16 fid,
295 __u32 pid_of_opener);
6d5786a3
PS		 296extern int CIFSSMBSetFileDisposition(const unsigned int xid,
297 struct cifs_tcon *tcon,
298 bool delete_file, __u16 fid,
299 __u32 pid_of_opener);
1da177e4 300#if 0
6d5786a3 301extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 302 char *fileName, __u16 dos_attributes,
303 const struct nls_table *nls_codepage);
304#endif /* possibly unneeded function */
6d5786a3 305extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 306 const char *file_name, __u64 size,
307 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 308extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 309 struct cifsFileInfo *cfile, __u64 size,
310 bool set_allocation);
4e1e7fb9
JL		 311
312struct cifs_unix_set_info_args {
313 __u64 ctime;
314 __u64 atime;
315 __u64 mtime;
316 __u64 mode;
49418b2c
EB		 317 kuid_t uid;
318 kgid_t gid;
4e1e7fb9
JL		 319 dev_t device;
320};
321
6d5786a3
PS		 322extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
323 struct cifs_tcon *tcon,
3bbeeb3c
JL		 324 const struct cifs_unix_set_info_args *args,
325 u16 fid, u32 pid_of_opener);
326
6d5786a3 327extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 328 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 329 const struct cifs_unix_set_info_args *args,
330 const struct nls_table *nls_codepage,
ff691e96 331 int remap);
1da177e4 332
6d5786a3 333extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 334 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 335extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 336 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 337extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 338 const char *name, __u16 type,
339 const struct nls_table *nls_codepage,
340 int remap_special_chars);
6d5786a3 341extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 342 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 343extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 344 const char *from_name, const char *to_name,
345 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 346extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
347 int netfid, const char *target_name,
348 const struct nls_table *nls_codepage,
349 int remap_special_chars);
d6e906f1
SF		 350extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
351 const char *from_name, const char *to_name,
352 struct cifs_sb_info *cifs_sb);
6d5786a3 353extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 354 struct cifs_tcon *tcon,
1da177e4 355 const char *fromName, const char *toName,
d38d8c74 356 const struct nls_table *nls_codepage,
737b758c 357 int remap_special_chars);
6d5786a3 358extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 359 struct cifs_tcon *tcon,
1da177e4
LT		 360 const char *fromName, const char *toName,
361 const struct nls_table *nls_codepage);
6d5786a3 362extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 363 struct cifs_tcon *tcon,
460b9696 364 const unsigned char *searchName, char **syminfo,
1da177e4 365 const struct nls_table *nls_codepage);
d244bf2d
PS		 366extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
367 __u16 fid, char **symlinkinfo,
368 const struct nls_table *nls_codepage);
c7f508a9
SF		 369extern int CIFSSMB_set_compression(const unsigned int xid,
370 struct cifs_tcon *tcon, __u16 fid);
d81b8a40
PS		 371extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
372 int *oplock, FILE_ALL_INFO *buf);
6d5786a3 373extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 374 const char *fileName, const int disposition,
375 const int access_flags, const int omode,
8840dee9 376 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 377 const struct nls_table *nls_codepage, int remap);
6d5786a3 378extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 379 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 380 FILE_UNIX_BASIC_INFO *pRetData,
381 __u32 *pOplock, const char *name,
d38d8c74 382 const struct nls_table *nls_codepage, int remap);
6d5786a3 383extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 384 const int smb_file_id);
385
6d5786a3 386extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 387 const int smb_file_id);
388
6d5786a3 389extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 390 unsigned int *nbytes, char **buf,
d38d8c74 391 int *return_buf_type);
6d5786a3 392extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4
PS		 393 unsigned int *nbytes, const char *buf,
394 const char __user *ubuf, const int long_op);
6d5786a3 395extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 396 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 397extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 398 const char *search_name, __u64 *inode_number,
399 const struct nls_table *nls_codepage,
400 int remap);
1da177e4 401
6d5786a3
PS		 402extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
403 const __u16 netfid, const __u8 lock_type,
404 const __u32 num_unlock, const __u32 num_lock,
405 LOCKING_ANDX_RANGE *buf);
406extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 407 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 408 const __u64 offset, const __u32 numUnlock,
409 const __u32 numLock, const __u8 lockType,
12fed00d 410 const bool waitFlag, const __u8 oplock_level);
6d5786a3 411extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 412 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 413 const loff_t start_offset, const __u64 len,
414 struct file_lock *, const __u16 lock_type,
415 const bool waitFlag);
2e6e02ab 416extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 417extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 418extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 419
96daf2b0
SF		 420extern struct cifs_ses *sesInfoAlloc(void);
421extern void sesInfoFree(struct cifs_ses *);
422extern struct cifs_tcon *tconInfoAlloc(void);
423extern void tconInfoFree(struct cifs_tcon *);
1da177e4 424
bf5ea0e2
JL		 425extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
426 __u32 *pexpected_response_sequence_number);
762a4206 427extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 428 __u32 *);
bf5ea0e2
JL		 429extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
430extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 431 struct TCP_Server_Info *server,
b609f06a 432 __u32 expected_sequence_number);
9ef5992e
SP		 433extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
434 const struct nls_table *);
435extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 436extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521 437extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 438extern int calc_seckey(struct cifs_ses *);
32811d24 439extern int generate_smb3signingkey(struct cifs_ses *);
d2b91521 440
7c7b25bc 441#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 442extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 443 bool encrypt, char *lnm_session_key);
7c7b25bc 444#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 445#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 446extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 447 const int notify_subdirs, const __u16 netfid,
448 __u32 filter, struct file *file, int multishot,
449 const struct nls_table *nls_codepage);
450#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 451extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 452 struct cifs_tcon *source_tcon,
1da177e4
LT		 453 const char *fromName,
454 const __u16 target_tid,
455 const char *toName, const int flags,
50c2f753 456 const struct nls_table *nls_codepage,
737b758c 457 int remap_special_chars);
6d5786a3 458extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 459 const unsigned char *searchName,
460 const unsigned char *ea_name, char *EAData,
737b758c
SF		 461 size_t bufsize, const struct nls_table *nls_codepage,
462 int remap_special_chars);
6d5786a3 463extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 464 const char *fileName, const char *ea_name,
465 const void *ea_value, const __u16 ea_value_len,
737b758c 466 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 467extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 468 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 469extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 470 struct cifs_ntsd *, __u32, int);
6d5786a3 471extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 472 const unsigned char *searchName,
d38d8c74 473 char *acl_inf, const int buflen, const int acl_type,
737b758c 474 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 475extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 476 const unsigned char *fileName,
477 const char *local_acl, const int buflen, const int acl_type,
737b758c 478 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 479extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 480 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 481extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
cb084b1a
SP		 482extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
483extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
750b8de6
SP		 484 struct cifs_sb_info *cifs_sb,
485 struct cifs_fattr *fattr,
486 const unsigned char *path);
ee2c9258 487extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 488extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
489 const struct nls_table *codepage);
43988d76 490extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 491 unsigned char *p24);
c28c89fc 492
6993f74a 493void cifs_readdata_release(struct kref *refcount);
e28bc5b1 494int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 495int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 496
4a5c80d7
SF		 497int cifs_async_writev(struct cifs_writedata *wdata,
498 void (*release)(struct kref *kref));
c2e87640
JL		 499void cifs_writev_complete(struct work_struct *work);
500struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
501 work_func_t complete);
c28c89fc 502void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 503int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
504 struct cifs_sb_info *cifs_sb,
505 const unsigned char *path, char *pbuf,
506 unsigned int *pbytes_read);
cbb0aba6
SP		 507int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
508 struct cifs_sb_info *cifs_sb,
509 const unsigned char *path, char *pbuf,
510 unsigned int *pbytes_written);
1da177e4 511#endif /* _CIFSPROTO_H */
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