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cifs: Rename and cleanup open_query_close_cifs_symlink()
[linux-2.6-block.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 *);
fb308a6f
JL		 39extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx,
40 struct kvec *iov);
0496e02d
JL		 41extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
42 unsigned int /* length */);
6d5786a3
PS		 43extern unsigned int _get_xid(void);
44extern void _free_xid(unsigned int);
45#define get_xid() \
b6b38f70 46({ \
6d5786a3 47 unsigned int __xid = _get_xid(); \
f96637be
JP		 48 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
49 __func__, __xid, \
50 from_kuid(&init_user_ns, current_fsuid())); \
b6b38f70
JP		 51 __xid; \
52})
53
6d5786a3 54#define free_xid(curr_xid) \
b6b38f70 55do { \
6d5786a3 56 _free_xid(curr_xid); \
f96637be
JP		 57 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
58 __func__, curr_xid, (int)rc); \
b6b38f70 59} while (0)
4d79dba0
SP		 60extern int init_cifs_idmap(void);
61extern void exit_cifs_idmap(void);
7f57356b 62extern char *build_path_from_dentry(struct dentry *);
6d3ea7e4
SF		 63extern char *cifs_build_path_to_root(struct smb_vol *vol,
64 struct cifs_sb_info *cifs_sb,
65 struct cifs_tcon *tcon);
1da177e4 66extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
c6c00919
SF		 67extern char *cifs_compose_mount_options(const char *sb_mountdata,
68 const char *fullpath, const struct dfs_info3_param *ref,
69 char **devname);
99ee4dbd 70/* extern void renew_parental_timestamps(struct dentry *direntry);*/
a6827c18
JL		 71extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
72 struct TCP_Server_Info *server);
766fdbb5 73extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
3c1bf7e4 74extern void cifs_delete_mid(struct mid_q_entry *mid);
2dc7e1c0 75extern void cifs_wake_up_task(struct mid_q_entry *mid);
fec344e3
JL		 76extern int cifs_call_async(struct TCP_Server_Info *server,
77 struct smb_rqst *rqst,
78 mid_receive_t *receive, mid_callback_t *callback,
79 void *cbdata, const int flags);
96daf2b0 80extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
1da177e4
LT		 81 struct smb_hdr * /* input */ ,
82 struct smb_hdr * /* out */ ,
a891f0f8 83 int * /* bytes returned */ , const int);
96daf2b0 84extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
792af7b0 85 char *in_buf, int flags);
fec344e3
JL		 86extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *,
87 struct smb_rqst *);
88extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *,
89 struct smb_rqst *);
2c8f981d
JL		 90extern int cifs_check_receive(struct mid_q_entry *mid,
91 struct TCP_Server_Info *server, bool log_error);
96daf2b0 92extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 93 struct kvec *, int /* nvec to send */,
133672ef 94 int * /* type of buf returned */ , const int flags);
ad7a2926 95extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 96 struct cifs_tcon *ptcon,
ad7a2926
SF		 97 struct smb_hdr *in_buf ,
98 struct smb_hdr *out_buf,
99 int *bytes_returned);
28ea5290 100extern int cifs_reconnect(struct TCP_Server_Info *server);
d4e4854f
PS		 101extern int checkSMB(char *buf, unsigned int length);
102extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 103extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 104extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 105extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
106 unsigned int bytes_written);
6508d904 107extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 108extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 109extern unsigned int smbCalcSize(void *buf);
1da177e4 110extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 111 struct TCP_Server_Info *server);
67b7626a 112extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 113extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 114extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 115extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 116 const struct cifs_tcon *, int /* length of
1982c344 117 fixed section (word count) in two byte units */);
5815449d 118extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 119 struct cifs_ses *ses,
50c2f753 120 void **request_buf);
3f618223
JL		 121extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
122 enum securityEnum requested);
58c45c58
PS		 123extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
124 const struct nls_table *nls_cp);
07119a4d 125extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 126extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 127extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
128 int offset);
c6723628 129extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
d39a4f71
PS		 130extern int cifs_unlock_range(struct cifsFileInfo *cfile,
131 struct file_lock *flock, const unsigned int xid);
132extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
1bd5bbcb 133
fb1214e4
PS		 134extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
135 struct file *file,
136 struct tcon_link *tlink,
137 __u32 oplock);
6d5786a3
PS		 138extern int cifs_posix_open(char *full_path, struct inode **inode,
139 struct super_block *sb, int mode,
140 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
141 unsigned int xid);
4065c802 142void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 143extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
144 FILE_UNIX_BASIC_INFO *info,
145 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 146extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
147 struct cifs_sb_info *);
cc0bad75 148extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 149extern struct inode *cifs_iget(struct super_block *sb,
150 struct cifs_fattr *fattr);
151
1208ef1f
PS		 152extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
153 FILE_ALL_INFO *data, struct super_block *sb,
154 int xid, const __u16 *fid);
1da177e4
LT		 155extern int cifs_get_inode_info_unix(struct inode **pinode,
156 const unsigned char *search_path,
6d5786a3 157 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 158extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
159 unsigned int xid, char *full_path, __u32 dosattr);
160extern int cifs_rename_pending_delete(const char *full_path,
161 struct dentry *dentry,
162 const unsigned int xid);
987b21d7 163extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3
JL		 164 struct cifs_fattr *fattr, struct inode *inode,
165 const char *path, const __u16 *pfid);
a5ff3769 166extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 167 kuid_t, kgid_t);
fbeba8bb
SP		 168extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
169 const char *, u32 *);
b73b9a4b 170extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 171 const char *, int);
953f8681 172
e28bc5b1
JL		 173extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
174extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
175 unsigned int to_read);
176extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
177 struct kvec *iov_orig, unsigned int nr_segs,
178 unsigned int to_read);
724d9f1c
PS		 179extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
180 struct cifs_sb_info *cifs_sb);
181extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 182extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 183extern struct smb_vol *cifs_get_volume_info(char *mount_data,
184 const char *devname);
2c6292ae 185extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 186extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 187extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
579f9053
PS		 188extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
189 __u64 length, __u8 type,
190 struct cifsLockInfo **conf_lock,
081c0414 191 int rw_check);
233839b1
PS		 192extern void cifs_add_pending_open(struct cifs_fid *fid,
193 struct tcon_link *tlink,
194 struct cifs_pending_open *open);
195extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
196 struct tcon_link *tlink,
197 struct cifs_pending_open *open);
198extern void cifs_del_pending_open(struct cifs_pending_open *open);
815465c4
JL		 199
200#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 201extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 202#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
203#define cifs_dfs_release_automount_timer() do { } while (0)
204#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
205
1da177e4
LT		 206void cifs_proc_init(void);
207void cifs_proc_clean(void);
208
f7ba7fe6
PS		 209extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
210extern void cifs_free_llist(struct list_head *llist);
211extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
212
286170aa
PS		 213extern int cifs_negotiate_protocol(const unsigned int xid,
214 struct cifs_ses *ses);
58c45c58
PS		 215extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
216 struct nls_table *nls_info);
38d77c50 217extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 218extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 219
2e6e02ab
PS		 220extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
221 const char *tree, struct cifs_tcon *tcon,
222 const struct nls_table *);
1da177e4 223
6d5786a3 224extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 225 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 226 __u16 *searchHandle, __u16 search_flags,
227 struct cifs_search_info *psrch_inf,
c052e2b4 228 bool msearch);
1da177e4 229
6d5786a3 230extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 231 __u16 searchHandle, __u16 search_flags,
232 struct cifs_search_info *psrch_inf);
1da177e4 233
6d5786a3 234extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 235 const __u16 search_handle);
236
6d5786a3 237extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 238 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 239extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 240 const char *search_Name, FILE_ALL_INFO *data,
241 int legacy /* whether to use old info level */,
242 const struct nls_table *nls_codepage, int remap);
6d5786a3 243extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 244 const char *search_name, FILE_ALL_INFO *data,
245 const struct nls_table *nls_codepage, int remap);
1da177e4 246
6d5786a3 247extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 248 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 249extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 250 struct cifs_tcon *tcon,
1da177e4 251 const unsigned char *searchName,
582d21e5 252 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 253 const struct nls_table *nls_codepage, int remap);
1da177e4 254
6d5786a3 255extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 256 const char *search_name,
257 struct dfs_info3_param **target_nodes,
258 unsigned int *num_of_nodes,
259 const struct nls_table *nls_codepage, int remap);
1da177e4 260
b669f33c 261extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 262 const char *old_path,
737b758c 263 const struct nls_table *nls_codepage,
b669f33c
PS		 264 unsigned int *num_referrals,
265 struct dfs_info3_param **referrals, int remap);
6d5786a3 266extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 267 struct cifs_sb_info *cifs_sb,
268 struct smb_vol *vol);
6d5786a3 269extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 270 struct kstatfs *FSData);
6d5786a3 271extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 272 struct kstatfs *FSData);
6d5786a3 273extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 274 __u64 cap);
275
6d5786a3 276extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 277 struct cifs_tcon *tcon);
6d5786a3
PS		 278extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
279extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
280extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 281 struct kstatfs *FSData);
1da177e4 282
6d5786a3 283extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 284 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 285 const struct nls_table *nls_codepage,
286 int remap_special_chars);
6d5786a3 287extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 288 const FILE_BASIC_INFO *data, __u16 fid,
289 __u32 pid_of_opener);
6d5786a3
PS		 290extern int CIFSSMBSetFileDisposition(const unsigned int xid,
291 struct cifs_tcon *tcon,
292 bool delete_file, __u16 fid,
293 __u32 pid_of_opener);
1da177e4 294#if 0
6d5786a3 295extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 296 char *fileName, __u16 dos_attributes,
297 const struct nls_table *nls_codepage);
298#endif /* possibly unneeded function */
6d5786a3 299extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 300 const char *file_name, __u64 size,
301 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 302extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 303 struct cifsFileInfo *cfile, __u64 size,
304 bool set_allocation);
4e1e7fb9
JL		 305
306struct cifs_unix_set_info_args {
307 __u64 ctime;
308 __u64 atime;
309 __u64 mtime;
310 __u64 mode;
49418b2c
EB		 311 kuid_t uid;
312 kgid_t gid;
4e1e7fb9
JL		 313 dev_t device;
314};
315
6d5786a3
PS		 316extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
317 struct cifs_tcon *tcon,
3bbeeb3c
JL		 318 const struct cifs_unix_set_info_args *args,
319 u16 fid, u32 pid_of_opener);
320
6d5786a3 321extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 322 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 323 const struct cifs_unix_set_info_args *args,
324 const struct nls_table *nls_codepage,
ff691e96 325 int remap);
1da177e4 326
6d5786a3 327extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 328 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 329extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 330 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 331extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 332 const char *name, __u16 type,
333 const struct nls_table *nls_codepage,
334 int remap_special_chars);
6d5786a3 335extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 336 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 337extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 338 const char *from_name, const char *to_name,
339 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 340extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
341 int netfid, const char *target_name,
342 const struct nls_table *nls_codepage,
343 int remap_special_chars);
d6e906f1
SF		 344extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
345 const char *from_name, const char *to_name,
346 struct cifs_sb_info *cifs_sb);
6d5786a3 347extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 348 struct cifs_tcon *tcon,
1da177e4 349 const char *fromName, const char *toName,
d38d8c74 350 const struct nls_table *nls_codepage,
737b758c 351 int remap_special_chars);
6d5786a3 352extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 353 struct cifs_tcon *tcon,
1da177e4
LT		 354 const char *fromName, const char *toName,
355 const struct nls_table *nls_codepage);
6d5786a3 356extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 357 struct cifs_tcon *tcon,
460b9696 358 const unsigned char *searchName, char **syminfo,
1da177e4 359 const struct nls_table *nls_codepage);
d244bf2d
PS		 360extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
361 __u16 fid, char **symlinkinfo,
362 const struct nls_table *nls_codepage);
c7f508a9
SF		 363extern int CIFSSMB_set_compression(const unsigned int xid,
364 struct cifs_tcon *tcon, __u16 fid);
6d5786a3 365extern int CIFSSMBOpen(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 366 const char *fileName, const int disposition,
367 const int access_flags, const int omode,
8840dee9 368 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
737b758c 369 const struct nls_table *nls_codepage, int remap);
6d5786a3 370extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 371 const char *fileName, const int disposition,
372 const int access_flags, const int omode,
8840dee9 373 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 374 const struct nls_table *nls_codepage, int remap);
6d5786a3 375extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 376 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 377 FILE_UNIX_BASIC_INFO *pRetData,
378 __u32 *pOplock, const char *name,
d38d8c74 379 const struct nls_table *nls_codepage, int remap);
6d5786a3 380extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 381 const int smb_file_id);
382
6d5786a3 383extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 384 const int smb_file_id);
385
6d5786a3 386extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 387 unsigned int *nbytes, char **buf,
d38d8c74 388 int *return_buf_type);
6d5786a3 389extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4
PS		 390 unsigned int *nbytes, const char *buf,
391 const char __user *ubuf, const int long_op);
6d5786a3 392extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 393 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 394extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 395 const char *search_name, __u64 *inode_number,
396 const struct nls_table *nls_codepage,
397 int remap);
1da177e4 398
6d5786a3
PS		 399extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
400 const __u16 netfid, const __u8 lock_type,
401 const __u32 num_unlock, const __u32 num_lock,
402 LOCKING_ANDX_RANGE *buf);
403extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 404 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 405 const __u64 offset, const __u32 numUnlock,
406 const __u32 numLock, const __u8 lockType,
12fed00d 407 const bool waitFlag, const __u8 oplock_level);
6d5786a3 408extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 409 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 410 const loff_t start_offset, const __u64 len,
411 struct file_lock *, const __u16 lock_type,
412 const bool waitFlag);
2e6e02ab 413extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 414extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 415extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 416
96daf2b0
SF		 417extern struct cifs_ses *sesInfoAlloc(void);
418extern void sesInfoFree(struct cifs_ses *);
419extern struct cifs_tcon *tconInfoAlloc(void);
420extern void tconInfoFree(struct cifs_tcon *);
1da177e4 421
bf5ea0e2
JL		 422extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
423 __u32 *pexpected_response_sequence_number);
762a4206 424extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 425 __u32 *);
bf5ea0e2
JL		 426extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
427extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 428 struct TCP_Server_Info *server,
b609f06a 429 __u32 expected_sequence_number);
9ef5992e
SP		 430extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
431 const struct nls_table *);
432extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 433extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521 434extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 435extern int calc_seckey(struct cifs_ses *);
32811d24 436extern int generate_smb3signingkey(struct cifs_ses *);
d2b91521 437
7c7b25bc 438#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 439extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 440 bool encrypt, char *lnm_session_key);
7c7b25bc 441#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 442#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 443extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 444 const int notify_subdirs, const __u16 netfid,
445 __u32 filter, struct file *file, int multishot,
446 const struct nls_table *nls_codepage);
447#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 448extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 449 struct cifs_tcon *source_tcon,
1da177e4
LT		 450 const char *fromName,
451 const __u16 target_tid,
452 const char *toName, const int flags,
50c2f753 453 const struct nls_table *nls_codepage,
737b758c 454 int remap_special_chars);
6d5786a3 455extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 456 const unsigned char *searchName,
457 const unsigned char *ea_name, char *EAData,
737b758c
SF		 458 size_t bufsize, const struct nls_table *nls_codepage,
459 int remap_special_chars);
6d5786a3 460extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 461 const char *fileName, const char *ea_name,
462 const void *ea_value, const __u16 ea_value_len,
737b758c 463 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 464extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 465 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 466extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 467 struct cifs_ntsd *, __u32, int);
6d5786a3 468extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 469 const unsigned char *searchName,
d38d8c74 470 char *acl_inf, const int buflen, const int acl_type,
737b758c 471 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 472extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 473 const unsigned char *fileName,
474 const char *local_acl, const int buflen, const int acl_type,
737b758c 475 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 476extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 477 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 478extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
8bfb50a8 479extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
750b8de6
SP		 480extern int CIFSCheckMFSymlink(unsigned int xid, struct cifs_tcon *tcon,
481 struct cifs_sb_info *cifs_sb,
482 struct cifs_fattr *fattr,
483 const unsigned char *path);
ee2c9258 484extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 485extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
486 const struct nls_table *codepage);
43988d76 487extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 488 unsigned char *p24);
c28c89fc 489
6993f74a 490void cifs_readdata_release(struct kref *refcount);
e28bc5b1 491int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 492int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 493
c28c89fc 494int cifs_async_writev(struct cifs_writedata *wdata);
c2e87640
JL		 495void cifs_writev_complete(struct work_struct *work);
496struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
497 work_func_t complete);
c28c89fc 498void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 499int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
500 struct cifs_sb_info *cifs_sb,
501 const unsigned char *path, char *pbuf,
502 unsigned int *pbytes_read);
1da177e4 503#endif /* _CIFSPROTO_H */
Linux 6.x block layer and io_uring tree(s)