projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Fix memory leaks in cifs_do_mount()
[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 *);
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,
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);
cb7e9eab
PS		 93extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
94 unsigned int size, unsigned int *num,
95 unsigned int *credits);
96daf2b0 96extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
d38d8c74 97 struct kvec *, int /* nvec to send */,
133672ef 98 int * /* type of buf returned */ , const int flags);
ad7a2926 99extern int SendReceiveBlockingLock(const unsigned int xid,
96daf2b0 100 struct cifs_tcon *ptcon,
ad7a2926
SF		 101 struct smb_hdr *in_buf ,
102 struct smb_hdr *out_buf,
103 int *bytes_returned);
28ea5290 104extern int cifs_reconnect(struct TCP_Server_Info *server);
373512ec 105extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr);
d4e4854f 106extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
3d3ea8e6 107extern bool backup_cred(struct cifs_sb_info *);
4b18f2a9 108extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
72432ffc
PS		 109extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
110 unsigned int bytes_written);
6508d904 111extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
6508d904 112extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
92fc65a7 113extern unsigned int smbCalcSize(void *buf);
1da177e4 114extern int decode_negTokenInit(unsigned char *security_blob, int length,
26efa0ba 115 struct TCP_Server_Info *server);
67b7626a 116extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
b979aaa1 117extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
5ffef7bf 118extern int map_smb_to_linux_error(char *buf, bool logErr);
1da177e4 119extern void header_assemble(struct smb_hdr *, char /* command */ ,
96daf2b0 120 const struct cifs_tcon *, int /* length of
1982c344 121 fixed section (word count) in two byte units */);
5815449d 122extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
96daf2b0 123 struct cifs_ses *ses,
50c2f753 124 void **request_buf);
3f618223
JL		 125extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
126 enum securityEnum requested);
58c45c58
PS		 127extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
128 const struct nls_table *nls_cp);
07119a4d 129extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
1da177e4 130extern u64 cifs_UnixTimeToNT(struct timespec);
c4a2c08d
JL		 131extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
132 int offset);
c6723628 133extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
c11f1df5
SP		 134extern int cifs_get_writer(struct cifsInodeInfo *cinode);
135extern void cifs_put_writer(struct cifsInodeInfo *cinode);
136extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
d39a4f71
PS		 137extern int cifs_unlock_range(struct cifsFileInfo *cfile,
138 struct file_lock *flock, const unsigned int xid);
139extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile);
1bd5bbcb 140
fb1214e4
PS		 141extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
142 struct file *file,
143 struct tcon_link *tlink,
144 __u32 oplock);
6d5786a3
PS		 145extern int cifs_posix_open(char *full_path, struct inode **inode,
146 struct super_block *sb, int mode,
147 unsigned int f_flags, __u32 *oplock, __u16 *netfid,
148 unsigned int xid);
4065c802 149void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
cc0bad75
JL		 150extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
151 FILE_UNIX_BASIC_INFO *info,
152 struct cifs_sb_info *cifs_sb);
c052e2b4
SP		 153extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
154 struct cifs_sb_info *);
cc0bad75 155extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
cc0bad75
JL		 156extern struct inode *cifs_iget(struct super_block *sb,
157 struct cifs_fattr *fattr);
158
1208ef1f
PS		 159extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
160 FILE_ALL_INFO *data, struct super_block *sb,
42eacf9e 161 int xid, const struct cifs_fid *fid);
1da177e4
LT		 162extern int cifs_get_inode_info_unix(struct inode **pinode,
163 const unsigned char *search_path,
6d5786a3 164 struct super_block *sb, unsigned int xid);
ed6875e0
PS		 165extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs,
166 unsigned int xid, char *full_path, __u32 dosattr);
167extern int cifs_rename_pending_delete(const char *full_path,
168 struct dentry *dentry,
169 const unsigned int xid);
987b21d7 170extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
0b8f18e3 171 struct cifs_fattr *fattr, struct inode *inode,
42eacf9e 172 const char *path, const struct cifs_fid *pfid);
a5ff3769 173extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
8abf2775 174 kuid_t, kgid_t);
fbeba8bb
SP		 175extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
176 const char *, u32 *);
42eacf9e
SF		 177extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
178 const struct cifs_fid *, u32 *);
b73b9a4b 179extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
a5ff3769 180 const char *, int);
953f8681 181
e28bc5b1
JL		 182extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
183extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
71335664
AV		 184 unsigned int to_read);
185extern int cifs_read_page_from_socket(struct TCP_Server_Info *server,
186 struct page *page, unsigned int to_read);
4214ebf4 187extern int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
724d9f1c
PS		 188 struct cifs_sb_info *cifs_sb);
189extern int cifs_match_super(struct super_block *, void *);
f9e59bcb 190extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
04db79b0
JL		 191extern struct smb_vol *cifs_get_volume_info(char *mount_data,
192 const char *devname);
2c6292ae 193extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
2a9b9951 194extern void cifs_umount(struct cifs_sb_info *);
aa24d1e9 195extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
579f9053
PS		 196extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
197 __u64 length, __u8 type,
198 struct cifsLockInfo **conf_lock,
081c0414 199 int rw_check);
233839b1
PS		 200extern void cifs_add_pending_open(struct cifs_fid *fid,
201 struct tcon_link *tlink,
202 struct cifs_pending_open *open);
203extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
204 struct tcon_link *tlink,
205 struct cifs_pending_open *open);
206extern void cifs_del_pending_open(struct cifs_pending_open *open);
815465c4
JL		 207
208#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
78d31a3a 209extern void cifs_dfs_release_automount_timer(void);
815465c4
JL		 210#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
211#define cifs_dfs_release_automount_timer() do { } while (0)
212#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
213
1da177e4
LT		 214void cifs_proc_init(void);
215void cifs_proc_clean(void);
216
f7ba7fe6
PS		 217extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
218extern void cifs_free_llist(struct list_head *llist);
219extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
220
286170aa
PS		 221extern int cifs_negotiate_protocol(const unsigned int xid,
222 struct cifs_ses *ses);
58c45c58
PS		 223extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
224 struct nls_table *nls_info);
38d77c50 225extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
286170aa 226extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
1da177e4 227
2e6e02ab
PS		 228extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
229 const char *tree, struct cifs_tcon *tcon,
230 const struct nls_table *);
1da177e4 231
6d5786a3 232extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
c052e2b4 233 const char *searchName, struct cifs_sb_info *cifs_sb,
2608bee7
SP		 234 __u16 *searchHandle, __u16 search_flags,
235 struct cifs_search_info *psrch_inf,
c052e2b4 236 bool msearch);
1da177e4 237
6d5786a3 238extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
2608bee7
SP		 239 __u16 searchHandle, __u16 search_flags,
240 struct cifs_search_info *psrch_inf);
1da177e4 241
6d5786a3 242extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 243 const __u16 search_handle);
244
6d5786a3 245extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
bcd5357f 246 u16 netfid, FILE_ALL_INFO *pFindData);
6d5786a3 247extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 248 const char *search_Name, FILE_ALL_INFO *data,
249 int legacy /* whether to use old info level */,
250 const struct nls_table *nls_codepage, int remap);
6d5786a3 251extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
68889f26
PS		 252 const char *search_name, FILE_ALL_INFO *data,
253 const struct nls_table *nls_codepage, int remap);
1da177e4 254
6d5786a3 255extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
c8634fd3 256 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
6d5786a3 257extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
96daf2b0 258 struct cifs_tcon *tcon,
1da177e4 259 const unsigned char *searchName,
582d21e5 260 FILE_UNIX_BASIC_INFO *pFindData,
737b758c 261 const struct nls_table *nls_codepage, int remap);
1da177e4 262
6d5786a3 263extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
b669f33c
PS		 264 const char *search_name,
265 struct dfs_info3_param **target_nodes,
266 unsigned int *num_of_nodes,
267 const struct nls_table *nls_codepage, int remap);
1da177e4 268
b669f33c 269extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
d38d8c74 270 const char *old_path,
737b758c 271 const struct nls_table *nls_codepage,
b669f33c
PS		 272 unsigned int *num_referrals,
273 struct dfs_info3_param **referrals, int remap);
6d5786a3 274extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
2c6292ae
AV		 275 struct cifs_sb_info *cifs_sb,
276 struct smb_vol *vol);
6d5786a3 277extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 278 struct kstatfs *FSData);
6d5786a3 279extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
20962438 280 struct kstatfs *FSData);
6d5786a3 281extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
ac67055e
JA		 282 __u64 cap);
283
6d5786a3 284extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
96daf2b0 285 struct cifs_tcon *tcon);
6d5786a3
PS		 286extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
287extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
288extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
737b758c 289 struct kstatfs *FSData);
1da177e4 290
6d5786a3 291extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
ad7a2926 292 const char *fileName, const FILE_BASIC_INFO *data,
737b758c
SF		 293 const struct nls_table *nls_codepage,
294 int remap_special_chars);
6d5786a3 295extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
2dd2dfa0
JL		 296 const FILE_BASIC_INFO *data, __u16 fid,
297 __u32 pid_of_opener);
6d5786a3
PS		 298extern int CIFSSMBSetFileDisposition(const unsigned int xid,
299 struct cifs_tcon *tcon,
300 bool delete_file, __u16 fid,
301 __u32 pid_of_opener);
1da177e4 302#if 0
6d5786a3 303extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 304 char *fileName, __u16 dos_attributes,
305 const struct nls_table *nls_codepage);
306#endif /* possibly unneeded function */
6d5786a3 307extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 308 const char *file_name, __u64 size,
309 struct cifs_sb_info *cifs_sb, bool set_allocation);
6d5786a3 310extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
d1433418
PS		 311 struct cifsFileInfo *cfile, __u64 size,
312 bool set_allocation);
4e1e7fb9
JL		 313
314struct cifs_unix_set_info_args {
315 __u64 ctime;
316 __u64 atime;
317 __u64 mtime;
318 __u64 mode;
49418b2c
EB		 319 kuid_t uid;
320 kgid_t gid;
4e1e7fb9
JL		 321 dev_t device;
322};
323
6d5786a3
PS		 324extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
325 struct cifs_tcon *tcon,
3bbeeb3c
JL		 326 const struct cifs_unix_set_info_args *args,
327 u16 fid, u32 pid_of_opener);
328
6d5786a3 329extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
ff691e96 330 struct cifs_tcon *tcon, const char *file_name,
6d5786a3
PS		 331 const struct cifs_unix_set_info_args *args,
332 const struct nls_table *nls_codepage,
ff691e96 333 int remap);
1da177e4 334
6d5786a3 335extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
f436720e 336 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 337extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
f958ca5d 338 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 339extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
2d785a50
SF		 340 const char *name, __u16 type,
341 const struct nls_table *nls_codepage,
342 int remap_special_chars);
6d5786a3 343extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
ed6875e0 344 const char *name, struct cifs_sb_info *cifs_sb);
6d5786a3 345extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
8ceb9843
PS		 346 const char *from_name, const char *to_name,
347 struct cifs_sb_info *cifs_sb);
6d5786a3
PS		 348extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
349 int netfid, const char *target_name,
350 const struct nls_table *nls_codepage,
351 int remap_special_chars);
d6e906f1
SF		 352extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
353 const char *from_name, const char *to_name,
354 struct cifs_sb_info *cifs_sb);
6d5786a3 355extern int CIFSUnixCreateHardLink(const unsigned int xid,
96daf2b0 356 struct cifs_tcon *tcon,
1da177e4 357 const char *fromName, const char *toName,
d38d8c74 358 const struct nls_table *nls_codepage,
737b758c 359 int remap_special_chars);
6d5786a3 360extern int CIFSUnixCreateSymLink(const unsigned int xid,
96daf2b0 361 struct cifs_tcon *tcon,
1da177e4 362 const char *fromName, const char *toName,
bc8ebdc4 363 const struct nls_table *nls_codepage, int remap);
6d5786a3 364extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
96daf2b0 365 struct cifs_tcon *tcon,
460b9696 366 const unsigned char *searchName, char **syminfo,
bc8ebdc4 367 const struct nls_table *nls_codepage, int remap);
d244bf2d
PS		 368extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
369 __u16 fid, char **symlinkinfo,
370 const struct nls_table *nls_codepage);
c7f508a9
SF		 371extern int CIFSSMB_set_compression(const unsigned int xid,
372 struct cifs_tcon *tcon, __u16 fid);
d81b8a40
PS		 373extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
374 int *oplock, FILE_ALL_INFO *buf);
6d5786a3 375extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
a9d02ad4
SF		 376 const char *fileName, const int disposition,
377 const int access_flags, const int omode,
8840dee9 378 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
a9d02ad4 379 const struct nls_table *nls_codepage, int remap);
6d5786a3 380extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 381 u32 posix_flags, __u64 mode, __u16 *netfid,
2dd29d31
SF		 382 FILE_UNIX_BASIC_INFO *pRetData,
383 __u32 *pOplock, const char *name,
d38d8c74 384 const struct nls_table *nls_codepage, int remap);
6d5786a3 385extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 386 const int smb_file_id);
387
6d5786a3 388extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
b298f223
SF		 389 const int smb_file_id);
390
6d5786a3 391extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
d4ffff1f 392 unsigned int *nbytes, char **buf,
d38d8c74 393 int *return_buf_type);
6d5786a3 394extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
fa2989f4
PS		 395 unsigned int *nbytes, const char *buf,
396 const char __user *ubuf, const int long_op);
6d5786a3 397extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
ba9ad725 398 unsigned int *nbytes, struct kvec *iov, const int nvec);
6d5786a3 399extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
1208ef1f
PS		 400 const char *search_name, __u64 *inode_number,
401 const struct nls_table *nls_codepage,
402 int remap);
1da177e4 403
6d5786a3
PS		 404extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
405 const __u16 netfid, const __u8 lock_type,
406 const __u32 num_unlock, const __u32 num_lock,
407 LOCKING_ANDX_RANGE *buf);
408extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
03776f45 409 const __u16 netfid, const __u32 netpid, const __u64 len,
1da177e4
LT		 410 const __u64 offset, const __u32 numUnlock,
411 const __u32 numLock, const __u8 lockType,
12fed00d 412 const bool waitFlag, const __u8 oplock_level);
6d5786a3 413extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
4f6bcec9 414 const __u16 smb_file_id, const __u32 netpid,
c5fd363d
JL		 415 const loff_t start_offset, const __u64 len,
416 struct file_lock *, const __u16 lock_type,
417 const bool waitFlag);
2e6e02ab 418extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
766fdbb5 419extern int CIFSSMBEcho(struct TCP_Server_Info *server);
58c45c58 420extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
1da177e4 421
96daf2b0
SF		 422extern struct cifs_ses *sesInfoAlloc(void);
423extern void sesInfoFree(struct cifs_ses *);
424extern struct cifs_tcon *tconInfoAlloc(void);
425extern void tconInfoFree(struct cifs_tcon *);
1da177e4 426
bf5ea0e2
JL		 427extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
428 __u32 *pexpected_response_sequence_number);
762a4206 429extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
84afc29b 430 __u32 *);
bf5ea0e2
JL		 431extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
432extern int cifs_verify_signature(struct smb_rqst *rqst,
21e73393 433 struct TCP_Server_Info *server,
b609f06a 434 __u32 expected_sequence_number);
9ef5992e
SP		 435extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
436 const struct nls_table *);
437extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
96daf2b0 438extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
d2b91521 439extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
96daf2b0 440extern int calc_seckey(struct cifs_ses *);
373512ec
SF		 441extern int generate_smb30signingkey(struct cifs_ses *);
442extern int generate_smb311signingkey(struct cifs_ses *);
d2b91521 443
7c7b25bc 444#ifdef CONFIG_CIFS_WEAK_PW_HASH
43988d76 445extern int calc_lanman_hash(const char *password, const char *cryptkey,
4e53a3fb 446 bool encrypt, char *lnm_session_key);
7c7b25bc 447#endif /* CIFS_WEAK_PW_HASH */
0eff0e26 448#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
6d5786a3 449extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
0eff0e26
SF		 450 const int notify_subdirs, const __u16 netfid,
451 __u32 filter, struct file *file, int multishot,
452 const struct nls_table *nls_codepage);
453#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
6d5786a3 454extern int CIFSSMBCopy(unsigned int xid,
96daf2b0 455 struct cifs_tcon *source_tcon,
1da177e4
LT		 456 const char *fromName,
457 const __u16 target_tid,
458 const char *toName, const int flags,
50c2f753 459 const struct nls_table *nls_codepage,
737b758c 460 int remap_special_chars);
6d5786a3 461extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
31c0519f
JL		 462 const unsigned char *searchName,
463 const unsigned char *ea_name, char *EAData,
737b758c
SF		 464 size_t bufsize, const struct nls_table *nls_codepage,
465 int remap_special_chars);
6d5786a3 466extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
d38d8c74
SF		 467 const char *fileName, const char *ea_name,
468 const void *ea_value, const __u16 ea_value_len,
737b758c 469 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 470extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
630f3f0c 471 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
6d5786a3 472extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
a5ff3769 473 struct cifs_ntsd *, __u32, int);
6d5786a3 474extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4 475 const unsigned char *searchName,
d38d8c74 476 char *acl_inf, const int buflen, const int acl_type,
737b758c 477 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 478extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
1da177e4
LT		 479 const unsigned char *fileName,
480 const char *local_acl, const int buflen, const int acl_type,
737b758c 481 const struct nls_table *nls_codepage, int remap_special_chars);
6d5786a3 482extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
8840dee9 483 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
ec06aedd 484extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
cb084b1a
SP		 485extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
486extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
750b8de6
SP		 487 struct cifs_sb_info *cifs_sb,
488 struct cifs_fattr *fattr,
489 const unsigned char *path);
ee2c9258 490extern int mdfour(unsigned char *, unsigned char *, int);
9ef5992e
SP		 491extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
492 const struct nls_table *codepage);
43988d76 493extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
ee2c9258 494 unsigned char *p24);
c28c89fc 495
6993f74a 496void cifs_readdata_release(struct kref *refcount);
e28bc5b1 497int cifs_async_readv(struct cifs_readdata *rdata);
09a4707e 498int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
e28bc5b1 499
4a5c80d7
SF		 500int cifs_async_writev(struct cifs_writedata *wdata,
501 void (*release)(struct kref *kref));
c2e87640
JL		 502void cifs_writev_complete(struct work_struct *work);
503struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
504 work_func_t complete);
c28c89fc 505void cifs_writedata_release(struct kref *refcount);
b5be1a1c
SP		 506int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
507 struct cifs_sb_info *cifs_sb,
508 const unsigned char *path, char *pbuf,
509 unsigned int *pbytes_read);
cbb0aba6
SP		 510int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
511 struct cifs_sb_info *cifs_sb,
512 const unsigned char *path, char *pbuf,
513 unsigned int *pbytes_written);
16c568ef
AV		 514int __cifs_calc_signature(struct smb_rqst *rqst,
515 struct TCP_Server_Info *server, char *signature,
516 struct shash_desc *shash);
1da177e4 517#endif /* _CIFSPROTO_H */
Linux 6.x block layer and io_uring tree(s)