Commit | Line | Data |
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929be906 | 1 | /* SPDX-License-Identifier: LGPL-2.1 */ |
1da177e4 | 2 | /* |
1da177e4 | 3 | * |
366781c1 | 4 | * Copyright (c) International Business Machines Corp., 2002,2008 |
1da177e4 LT |
5 | * Author(s): Steve French (sfrench@us.ibm.com) |
6 | * | |
1da177e4 LT |
7 | */ |
8 | #ifndef _CIFSPROTO_H | |
9 | #define _CIFSPROTO_H | |
10 | #include <linux/nls.h> | |
d683bcd3 | 11 | #include "trace.h" |
1c780228 PA |
12 | #ifdef CONFIG_CIFS_DFS_UPCALL |
13 | #include "dfs_cache.h" | |
14 | #endif | |
1da177e4 LT |
15 | |
16 | struct statfs; | |
bf5ea0e2 | 17 | struct smb_rqst; |
3fa1c6d1 | 18 | struct smb3_fs_context; |
1da177e4 LT |
19 | |
20 | /* | |
21 | ***************************************************************** | |
22 | * All Prototypes | |
23 | ***************************************************************** | |
24 | */ | |
25 | ||
26 | extern struct smb_hdr *cifs_buf_get(void); | |
27 | extern void cifs_buf_release(void *); | |
28 | extern struct smb_hdr *cifs_small_buf_get(void); | |
29 | extern void cifs_small_buf_release(void *); | |
6d81ed1e | 30 | extern void free_rsp_buf(int, void *); |
0496e02d JL |
31 | extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *, |
32 | unsigned int /* length */); | |
6d5786a3 PS |
33 | extern unsigned int _get_xid(void); |
34 | extern void _free_xid(unsigned int); | |
a0a3036b JP |
35 | #define get_xid() \ |
36 | ({ \ | |
6d5786a3 | 37 | unsigned int __xid = _get_xid(); \ |
a0a3036b | 38 | cifs_dbg(FYI, "VFS: in %s as Xid: %u with uid: %d\n", \ |
f96637be JP |
39 | __func__, __xid, \ |
40 | from_kuid(&init_user_ns, current_fsuid())); \ | |
a0a3036b JP |
41 | trace_smb3_enter(__xid, __func__); \ |
42 | __xid; \ | |
b6b38f70 JP |
43 | }) |
44 | ||
a0a3036b JP |
45 | #define free_xid(curr_xid) \ |
46 | do { \ | |
47 | _free_xid(curr_xid); \ | |
48 | cifs_dbg(FYI, "VFS: leaving %s (xid = %u) rc = %d\n", \ | |
49 | __func__, curr_xid, (int)rc); \ | |
50 | if (rc) \ | |
d683bcd3 | 51 | trace_smb3_exit_err(curr_xid, __func__, (int)rc); \ |
a0a3036b JP |
52 | else \ |
53 | trace_smb3_exit_done(curr_xid, __func__); \ | |
b6b38f70 | 54 | } while (0) |
4d79dba0 SP |
55 | extern int init_cifs_idmap(void); |
56 | extern void exit_cifs_idmap(void); | |
b74cb9a8 SP |
57 | extern int init_cifs_spnego(void); |
58 | extern void exit_cifs_spnego(void); | |
f6a9bc33 | 59 | extern const char *build_path_from_dentry(struct dentry *, void *); |
7ad54b98 PA |
60 | char *__build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, |
61 | const char *tree, int tree_len, | |
62 | bool prefix); | |
268a635d | 63 | extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry, |
f6a9bc33 AV |
64 | void *page, bool prefix); |
65 | static inline void *alloc_dentry_path(void) | |
66 | { | |
67 | return __getname(); | |
68 | } | |
69 | ||
70 | static inline void free_dentry_path(void *page) | |
71 | { | |
72 | if (page) | |
73 | __putname(page); | |
74 | } | |
75 | ||
3fa1c6d1 | 76 | extern char *cifs_build_path_to_root(struct smb3_fs_context *ctx, |
6d3ea7e4 | 77 | struct cifs_sb_info *cifs_sb, |
374402a2 SP |
78 | struct cifs_tcon *tcon, |
79 | int add_treename); | |
1da177e4 | 80 | extern char *build_wildcard_path_from_dentry(struct dentry *direntry); |
abdb1742 | 81 | char *cifs_build_devname(char *nodename, const char *prepath); |
70f08f91 EM |
82 | extern void delete_mid(struct mid_q_entry *mid); |
83 | extern void release_mid(struct mid_q_entry *mid); | |
2dc7e1c0 | 84 | extern void cifs_wake_up_task(struct mid_q_entry *mid); |
4326ed2f PS |
85 | extern int cifs_handle_standard(struct TCP_Server_Info *server, |
86 | struct mid_q_entry *mid); | |
66e7b09c | 87 | extern int smb3_parse_devname(const char *devname, struct smb3_fs_context *ctx); |
0d4873f9 | 88 | extern int smb3_parse_opt(const char *options, const char *key, char **val); |
e4af35fa | 89 | extern bool cifs_match_ipaddr(struct sockaddr *srcaddr, struct sockaddr *rhs); |
350be257 | 90 | extern int cifs_discard_remaining_data(struct TCP_Server_Info *server); |
fec344e3 JL |
91 | extern int cifs_call_async(struct TCP_Server_Info *server, |
92 | struct smb_rqst *rqst, | |
93 | mid_receive_t *receive, mid_callback_t *callback, | |
3349c3a7 PS |
94 | mid_handle_t *handle, void *cbdata, const int flags, |
95 | const struct cifs_credits *exist_credits); | |
5f68ea4a | 96 | extern struct TCP_Server_Info *cifs_pick_channel(struct cifs_ses *ses); |
b8f57ee8 | 97 | extern int cifs_send_recv(const unsigned int xid, struct cifs_ses *ses, |
352d96f3 | 98 | struct TCP_Server_Info *server, |
b8f57ee8 PS |
99 | struct smb_rqst *rqst, int *resp_buf_type, |
100 | const int flags, struct kvec *resp_iov); | |
e0bba0b8 | 101 | extern int compound_send_recv(const unsigned int xid, struct cifs_ses *ses, |
352d96f3 | 102 | struct TCP_Server_Info *server, |
e0bba0b8 RS |
103 | const int flags, const int num_rqst, |
104 | struct smb_rqst *rqst, int *resp_buf_type, | |
105 | struct kvec *resp_iov); | |
96daf2b0 | 106 | extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *, |
1da177e4 LT |
107 | struct smb_hdr * /* input */ , |
108 | struct smb_hdr * /* out */ , | |
a891f0f8 | 109 | int * /* bytes returned */ , const int); |
96daf2b0 | 110 | extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses, |
792af7b0 | 111 | char *in_buf, int flags); |
fec344e3 | 112 | extern struct mid_q_entry *cifs_setup_request(struct cifs_ses *, |
f780bd3f | 113 | struct TCP_Server_Info *, |
fec344e3 JL |
114 | struct smb_rqst *); |
115 | extern struct mid_q_entry *cifs_setup_async_request(struct TCP_Server_Info *, | |
116 | struct smb_rqst *); | |
2c8f981d JL |
117 | extern int cifs_check_receive(struct mid_q_entry *mid, |
118 | struct TCP_Server_Info *server, bool log_error); | |
cb7e9eab PS |
119 | extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server, |
120 | unsigned int size, unsigned int *num, | |
335b7b62 | 121 | struct cifs_credits *credits); |
96daf2b0 | 122 | extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *, |
d38d8c74 | 123 | struct kvec *, int /* nvec to send */, |
da502f7d PS |
124 | int * /* type of buf returned */, const int flags, |
125 | struct kvec * /* resp vec */); | |
ad7a2926 | 126 | extern int SendReceiveBlockingLock(const unsigned int xid, |
96daf2b0 | 127 | struct cifs_tcon *ptcon, |
9544597b | 128 | struct smb_hdr *in_buf, |
ad7a2926 SF |
129 | struct smb_hdr *out_buf, |
130 | int *bytes_returned); | |
ba978e83 | 131 | void |
dca65818 SP |
132 | cifs_signal_cifsd_for_reconnect(struct TCP_Server_Info *server, |
133 | bool all_channels); | |
134 | void | |
ba978e83 SP |
135 | cifs_mark_tcp_ses_conns_for_reconnect(struct TCP_Server_Info *server, |
136 | bool mark_smb_session); | |
183eea2e SP |
137 | extern int cifs_reconnect(struct TCP_Server_Info *server, |
138 | bool mark_smb_session); | |
373512ec | 139 | extern int checkSMB(char *buf, unsigned int len, struct TCP_Server_Info *srvr); |
d4e4854f | 140 | extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *); |
3d3ea8e6 | 141 | extern bool backup_cred(struct cifs_sb_info *); |
4b18f2a9 | 142 | extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); |
72432ffc PS |
143 | extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset, |
144 | unsigned int bytes_written); | |
86f740f2 | 145 | extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, int); |
fe768d51 | 146 | extern int cifs_get_writable_file(struct cifsInodeInfo *cifs_inode, |
86f740f2 | 147 | int flags, |
fe768d51 | 148 | struct cifsFileInfo **ret_file); |
8de9e86c | 149 | extern int cifs_get_writable_path(struct cifs_tcon *tcon, const char *name, |
86f740f2 | 150 | int flags, |
8de9e86c | 151 | struct cifsFileInfo **ret_file); |
6508d904 | 152 | extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool); |
496902dc RS |
153 | extern int cifs_get_readable_path(struct cifs_tcon *tcon, const char *name, |
154 | struct cifsFileInfo **ret_file); | |
68ed1449 | 155 | extern unsigned int smbCalcSize(void *buf); |
1da177e4 | 156 | extern int decode_negTokenInit(unsigned char *security_blob, int length, |
26efa0ba | 157 | struct TCP_Server_Info *server); |
67b7626a | 158 | extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len); |
b979aaa1 | 159 | extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port); |
5ffef7bf | 160 | extern int map_smb_to_linux_error(char *buf, bool logErr); |
a3713ec3 | 161 | extern int map_and_check_smb_error(struct mid_q_entry *mid, bool logErr); |
1da177e4 | 162 | extern void header_assemble(struct smb_hdr *, char /* command */ , |
96daf2b0 | 163 | const struct cifs_tcon *, int /* length of |
1982c344 | 164 | fixed section (word count) in two byte units */); |
5815449d | 165 | extern int small_smb_init_no_tc(const int smb_cmd, const int wct, |
96daf2b0 | 166 | struct cifs_ses *ses, |
50c2f753 | 167 | void **request_buf); |
3f618223 JL |
168 | extern enum securityEnum select_sectype(struct TCP_Server_Info *server, |
169 | enum securityEnum requested); | |
58c45c58 | 170 | extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses, |
f486ef8e | 171 | struct TCP_Server_Info *server, |
58c45c58 | 172 | const struct nls_table *nls_cp); |
95390201 AB |
173 | extern struct timespec64 cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601); |
174 | extern u64 cifs_UnixTimeToNT(struct timespec64); | |
175 | extern struct timespec64 cnvrtDosUnixTm(__le16 le_date, __le16 le_time, | |
c4a2c08d | 176 | int offset); |
c6723628 | 177 | extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock); |
c11f1df5 SP |
178 | extern int cifs_get_writer(struct cifsInodeInfo *cinode); |
179 | extern void cifs_put_writer(struct cifsInodeInfo *cinode); | |
180 | extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode); | |
d39a4f71 PS |
181 | extern int cifs_unlock_range(struct cifsFileInfo *cfile, |
182 | struct file_lock *flock, const unsigned int xid); | |
183 | extern int cifs_push_mandatory_locks(struct cifsFileInfo *cfile); | |
1bd5bbcb | 184 | |
d46b0da7 | 185 | extern void cifs_down_write(struct rw_semaphore *sem); |
76894f3e PA |
186 | struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid, struct file *file, |
187 | struct tcon_link *tlink, __u32 oplock, | |
188 | const char *symlink_target); | |
f6f1f179 | 189 | extern int cifs_posix_open(const char *full_path, struct inode **inode, |
6d5786a3 PS |
190 | struct super_block *sb, int mode, |
191 | unsigned int f_flags, __u32 *oplock, __u16 *netfid, | |
192 | unsigned int xid); | |
4065c802 | 193 | void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr); |
cc0bad75 JL |
194 | extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr, |
195 | FILE_UNIX_BASIC_INFO *info, | |
196 | struct cifs_sb_info *cifs_sb); | |
c052e2b4 SP |
197 | extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *, |
198 | struct cifs_sb_info *); | |
4d66952a | 199 | extern int cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr); |
cc0bad75 JL |
200 | extern struct inode *cifs_iget(struct super_block *sb, |
201 | struct cifs_fattr *fattr); | |
202 | ||
76894f3e PA |
203 | int cifs_get_inode_info(struct inode **inode, const char *full_path, |
204 | struct cifs_open_info_data *data, struct super_block *sb, int xid, | |
205 | const struct cifs_fid *fid); | |
6a5f6592 SF |
206 | extern int smb311_posix_get_inode_info(struct inode **pinode, const char *search_path, |
207 | struct super_block *sb, unsigned int xid); | |
1da177e4 LT |
208 | extern int cifs_get_inode_info_unix(struct inode **pinode, |
209 | const unsigned char *search_path, | |
6d5786a3 | 210 | struct super_block *sb, unsigned int xid); |
ed6875e0 | 211 | extern int cifs_set_file_info(struct inode *inode, struct iattr *attrs, |
f6f1f179 | 212 | unsigned int xid, const char *full_path, __u32 dosattr); |
ed6875e0 PS |
213 | extern int cifs_rename_pending_delete(const char *full_path, |
214 | struct dentry *dentry, | |
215 | const unsigned int xid); | |
9934430e SF |
216 | extern int sid_to_id(struct cifs_sb_info *cifs_sb, struct cifs_sid *psid, |
217 | struct cifs_fattr *fattr, uint sidtype); | |
987b21d7 | 218 | extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb, |
0b8f18e3 | 219 | struct cifs_fattr *fattr, struct inode *inode, |
e2f8fbfb | 220 | bool get_mode_from_special_sid, |
42eacf9e | 221 | const char *path, const struct cifs_fid *pfid); |
0f22053e SP |
222 | extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64 *pnmode, |
223 | kuid_t uid, kgid_t gid); | |
fbeba8bb | 224 | extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *, |
3970acf7 | 225 | const char *, u32 *, u32); |
42eacf9e | 226 | extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *, |
3970acf7 | 227 | const struct cifs_fid *, u32 *, u32); |
77435322 | 228 | extern struct posix_acl *cifs_get_acl(struct mnt_idmap *idmap, |
bd9684b0 | 229 | struct dentry *dentry, int type); |
13e83a49 | 230 | extern int cifs_set_acl(struct mnt_idmap *idmap, |
dc1af4c4 | 231 | struct dentry *dentry, struct posix_acl *acl, int type); |
b73b9a4b | 232 | extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *, |
a5ff3769 | 233 | const char *, int); |
643fbcee | 234 | extern unsigned int setup_authusers_ACE(struct cifs_ace *pace); |
fdef665b | 235 | extern unsigned int setup_special_mode_ACE(struct cifs_ace *pace, __u64 nmode); |
975221ec | 236 | extern unsigned int setup_special_user_owner_ACE(struct cifs_ace *pace); |
953f8681 | 237 | |
e28bc5b1 JL |
238 | extern void dequeue_mid(struct mid_q_entry *mid, bool malformed); |
239 | extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf, | |
71335664 | 240 | unsigned int to_read); |
cf0604a6 DH |
241 | extern ssize_t cifs_discard_from_socket(struct TCP_Server_Info *server, |
242 | size_t to_read); | |
71335664 | 243 | extern int cifs_read_page_from_socket(struct TCP_Server_Info *server, |
1dbe3466 LL |
244 | struct page *page, |
245 | unsigned int page_offset, | |
246 | unsigned int to_read); | |
16541195 DH |
247 | int cifs_read_iter_from_socket(struct TCP_Server_Info *server, |
248 | struct iov_iter *iter, | |
249 | unsigned int to_read); | |
51acd208 | 250 | extern int cifs_setup_cifs_sb(struct cifs_sb_info *cifs_sb); |
a1c0d005 | 251 | void cifs_mount_put_conns(struct cifs_mount_ctx *mnt_ctx); |
a73a26d9 | 252 | int cifs_mount_get_session(struct cifs_mount_ctx *mnt_ctx); |
a1c0d005 | 253 | int cifs_is_path_remote(struct cifs_mount_ctx *mnt_ctx); |
a73a26d9 | 254 | int cifs_mount_get_tcon(struct cifs_mount_ctx *mnt_ctx); |
724d9f1c | 255 | extern int cifs_match_super(struct super_block *, void *); |
3fa1c6d1 | 256 | extern int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx); |
2a9b9951 | 257 | extern void cifs_umount(struct cifs_sb_info *); |
aa24d1e9 | 258 | extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon); |
52ace1ef SF |
259 | extern void cifs_reopen_persistent_handles(struct cifs_tcon *tcon); |
260 | ||
579f9053 | 261 | extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset, |
9645759c | 262 | __u64 length, __u8 type, __u16 flags, |
579f9053 | 263 | struct cifsLockInfo **conf_lock, |
081c0414 | 264 | int rw_check); |
233839b1 PS |
265 | extern void cifs_add_pending_open(struct cifs_fid *fid, |
266 | struct tcon_link *tlink, | |
267 | struct cifs_pending_open *open); | |
268 | extern void cifs_add_pending_open_locked(struct cifs_fid *fid, | |
269 | struct tcon_link *tlink, | |
270 | struct cifs_pending_open *open); | |
271 | extern void cifs_del_pending_open(struct cifs_pending_open *open); | |
c3f207ab RS |
272 | |
273 | extern bool cifs_is_deferred_close(struct cifsFileInfo *cfile, | |
274 | struct cifs_deferred_close **dclose); | |
275 | ||
276 | extern void cifs_add_deferred_close(struct cifsFileInfo *cfile, | |
277 | struct cifs_deferred_close *dclose); | |
278 | ||
279 | extern void cifs_del_deferred_close(struct cifsFileInfo *cfile); | |
280 | ||
281 | extern void cifs_close_deferred_file(struct cifsInodeInfo *cifs_inode); | |
282 | ||
78c09634 RS |
283 | extern void cifs_close_all_deferred_files(struct cifs_tcon *cifs_tcon); |
284 | ||
e3fc0656 RS |
285 | extern void cifs_close_deferred_file_under_dentry(struct cifs_tcon *cifs_tcon, |
286 | const char *path); | |
0f2b305a SP |
287 | extern struct TCP_Server_Info * |
288 | cifs_get_tcp_session(struct smb3_fs_context *ctx, | |
289 | struct TCP_Server_Info *primary_server); | |
53e0e11e PS |
290 | extern void cifs_put_tcp_session(struct TCP_Server_Info *server, |
291 | int from_reconnect); | |
292 | extern void cifs_put_tcon(struct cifs_tcon *tcon); | |
815465c4 JL |
293 | |
294 | #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) | |
78d31a3a | 295 | extern void cifs_dfs_release_automount_timer(void); |
815465c4 JL |
296 | #else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */ |
297 | #define cifs_dfs_release_automount_timer() do { } while (0) | |
298 | #endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */ | |
299 | ||
1da177e4 LT |
300 | void cifs_proc_init(void); |
301 | void cifs_proc_clean(void); | |
302 | ||
f7ba7fe6 PS |
303 | extern void cifs_move_llist(struct list_head *source, struct list_head *dest); |
304 | extern void cifs_free_llist(struct list_head *llist); | |
305 | extern void cifs_del_lock_waiters(struct cifsLockInfo *lock); | |
306 | ||
565674d6 SM |
307 | extern int cifs_tree_connect(const unsigned int xid, struct cifs_tcon *tcon, |
308 | const struct nls_table *nlsc); | |
309 | ||
286170aa | 310 | extern int cifs_negotiate_protocol(const unsigned int xid, |
f486ef8e SP |
311 | struct cifs_ses *ses, |
312 | struct TCP_Server_Info *server); | |
58c45c58 | 313 | extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses, |
f486ef8e | 314 | struct TCP_Server_Info *server, |
58c45c58 | 315 | struct nls_table *nls_info); |
38d77c50 | 316 | extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required); |
f486ef8e SP |
317 | extern int CIFSSMBNegotiate(const unsigned int xid, |
318 | struct cifs_ses *ses, | |
319 | struct TCP_Server_Info *server); | |
1da177e4 | 320 | |
2e6e02ab PS |
321 | extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses, |
322 | const char *tree, struct cifs_tcon *tcon, | |
323 | const struct nls_table *); | |
1da177e4 | 324 | |
6d5786a3 | 325 | extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon, |
c052e2b4 | 326 | const char *searchName, struct cifs_sb_info *cifs_sb, |
2608bee7 SP |
327 | __u16 *searchHandle, __u16 search_flags, |
328 | struct cifs_search_info *psrch_inf, | |
c052e2b4 | 329 | bool msearch); |
1da177e4 | 330 | |
6d5786a3 | 331 | extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon, |
2608bee7 SP |
332 | __u16 searchHandle, __u16 search_flags, |
333 | struct cifs_search_info *psrch_inf); | |
1da177e4 | 334 | |
6d5786a3 | 335 | extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon, |
1da177e4 LT |
336 | const __u16 search_handle); |
337 | ||
6d5786a3 | 338 | extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon, |
bcd5357f | 339 | u16 netfid, FILE_ALL_INFO *pFindData); |
6d5786a3 | 340 | extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon, |
68889f26 PS |
341 | const char *search_Name, FILE_ALL_INFO *data, |
342 | int legacy /* whether to use old info level */, | |
343 | const struct nls_table *nls_codepage, int remap); | |
6d5786a3 | 344 | extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon, |
68889f26 PS |
345 | const char *search_name, FILE_ALL_INFO *data, |
346 | const struct nls_table *nls_codepage, int remap); | |
1da177e4 | 347 | |
6d5786a3 | 348 | extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon, |
c8634fd3 | 349 | u16 netfid, FILE_UNIX_BASIC_INFO *pFindData); |
6d5786a3 | 350 | extern int CIFSSMBUnixQPathInfo(const unsigned int xid, |
96daf2b0 | 351 | struct cifs_tcon *tcon, |
1da177e4 | 352 | const unsigned char *searchName, |
582d21e5 | 353 | FILE_UNIX_BASIC_INFO *pFindData, |
737b758c | 354 | const struct nls_table *nls_codepage, int remap); |
1da177e4 | 355 | |
6d5786a3 | 356 | extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses, |
b669f33c PS |
357 | const char *search_name, |
358 | struct dfs_info3_param **target_nodes, | |
359 | unsigned int *num_of_nodes, | |
360 | const struct nls_table *nls_codepage, int remap); | |
1da177e4 | 361 | |
4ecce920 AA |
362 | extern int parse_dfs_referrals(struct get_dfs_referral_rsp *rsp, u32 rsp_size, |
363 | unsigned int *num_of_nodes, | |
364 | struct dfs_info3_param **target_nodes, | |
365 | const struct nls_table *nls_codepage, int remap, | |
366 | const char *searchName, bool is_unicode); | |
6d5786a3 | 367 | extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon, |
2c6292ae | 368 | struct cifs_sb_info *cifs_sb, |
3fa1c6d1 | 369 | struct smb3_fs_context *ctx); |
6d5786a3 | 370 | extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon, |
737b758c | 371 | struct kstatfs *FSData); |
6d5786a3 | 372 | extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon, |
20962438 | 373 | struct kstatfs *FSData); |
6d5786a3 | 374 | extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon, |
ac67055e JA |
375 | __u64 cap); |
376 | ||
6d5786a3 | 377 | extern int CIFSSMBQFSAttributeInfo(const unsigned int xid, |
96daf2b0 | 378 | struct cifs_tcon *tcon); |
6d5786a3 PS |
379 | extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon); |
380 | extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon); | |
381 | extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon, | |
737b758c | 382 | struct kstatfs *FSData); |
1da177e4 | 383 | |
6d5786a3 | 384 | extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon, |
ad7a2926 | 385 | const char *fileName, const FILE_BASIC_INFO *data, |
737b758c | 386 | const struct nls_table *nls_codepage, |
8e408fc9 | 387 | struct cifs_sb_info *cifs_sb); |
6d5786a3 | 388 | extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon, |
2dd2dfa0 JL |
389 | const FILE_BASIC_INFO *data, __u16 fid, |
390 | __u32 pid_of_opener); | |
6d5786a3 PS |
391 | extern int CIFSSMBSetFileDisposition(const unsigned int xid, |
392 | struct cifs_tcon *tcon, | |
393 | bool delete_file, __u16 fid, | |
394 | __u32 pid_of_opener); | |
6d5786a3 | 395 | extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon, |
d1433418 PS |
396 | const char *file_name, __u64 size, |
397 | struct cifs_sb_info *cifs_sb, bool set_allocation); | |
6d5786a3 | 398 | extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon, |
d1433418 PS |
399 | struct cifsFileInfo *cfile, __u64 size, |
400 | bool set_allocation); | |
4e1e7fb9 JL |
401 | |
402 | struct cifs_unix_set_info_args { | |
403 | __u64 ctime; | |
404 | __u64 atime; | |
405 | __u64 mtime; | |
406 | __u64 mode; | |
49418b2c EB |
407 | kuid_t uid; |
408 | kgid_t gid; | |
4e1e7fb9 JL |
409 | dev_t device; |
410 | }; | |
411 | ||
6d5786a3 PS |
412 | extern int CIFSSMBUnixSetFileInfo(const unsigned int xid, |
413 | struct cifs_tcon *tcon, | |
3bbeeb3c JL |
414 | const struct cifs_unix_set_info_args *args, |
415 | u16 fid, u32 pid_of_opener); | |
416 | ||
6d5786a3 | 417 | extern int CIFSSMBUnixSetPathInfo(const unsigned int xid, |
ff691e96 | 418 | struct cifs_tcon *tcon, const char *file_name, |
6d5786a3 PS |
419 | const struct cifs_unix_set_info_args *args, |
420 | const struct nls_table *nls_codepage, | |
ff691e96 | 421 | int remap); |
1da177e4 | 422 | |
c3ca78e2 SF |
423 | extern int CIFSSMBMkDir(const unsigned int xid, struct inode *inode, |
424 | umode_t mode, struct cifs_tcon *tcon, | |
f436720e | 425 | const char *name, struct cifs_sb_info *cifs_sb); |
6d5786a3 | 426 | extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon, |
f958ca5d | 427 | const char *name, struct cifs_sb_info *cifs_sb); |
6d5786a3 | 428 | extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon, |
2d785a50 SF |
429 | const char *name, __u16 type, |
430 | const struct nls_table *nls_codepage, | |
431 | int remap_special_chars); | |
6d5786a3 | 432 | extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon, |
ed6875e0 | 433 | const char *name, struct cifs_sb_info *cifs_sb); |
6d5786a3 | 434 | extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon, |
8ceb9843 PS |
435 | const char *from_name, const char *to_name, |
436 | struct cifs_sb_info *cifs_sb); | |
6d5786a3 PS |
437 | extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon, |
438 | int netfid, const char *target_name, | |
439 | const struct nls_table *nls_codepage, | |
440 | int remap_special_chars); | |
d6e906f1 SF |
441 | extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon, |
442 | const char *from_name, const char *to_name, | |
443 | struct cifs_sb_info *cifs_sb); | |
6d5786a3 | 444 | extern int CIFSUnixCreateHardLink(const unsigned int xid, |
96daf2b0 | 445 | struct cifs_tcon *tcon, |
1da177e4 | 446 | const char *fromName, const char *toName, |
d38d8c74 | 447 | const struct nls_table *nls_codepage, |
737b758c | 448 | int remap_special_chars); |
6d5786a3 | 449 | extern int CIFSUnixCreateSymLink(const unsigned int xid, |
96daf2b0 | 450 | struct cifs_tcon *tcon, |
1da177e4 | 451 | const char *fromName, const char *toName, |
bc8ebdc4 | 452 | const struct nls_table *nls_codepage, int remap); |
6d5786a3 | 453 | extern int CIFSSMBUnixQuerySymLink(const unsigned int xid, |
96daf2b0 | 454 | struct cifs_tcon *tcon, |
460b9696 | 455 | const unsigned char *searchName, char **syminfo, |
bc8ebdc4 | 456 | const struct nls_table *nls_codepage, int remap); |
d244bf2d PS |
457 | extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon, |
458 | __u16 fid, char **symlinkinfo, | |
459 | const struct nls_table *nls_codepage); | |
c7f508a9 SF |
460 | extern int CIFSSMB_set_compression(const unsigned int xid, |
461 | struct cifs_tcon *tcon, __u16 fid); | |
d81b8a40 PS |
462 | extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms, |
463 | int *oplock, FILE_ALL_INFO *buf); | |
6d5786a3 | 464 | extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon, |
a9d02ad4 SF |
465 | const char *fileName, const int disposition, |
466 | const int access_flags, const int omode, | |
8840dee9 | 467 | __u16 *netfid, int *pOplock, FILE_ALL_INFO *, |
a9d02ad4 | 468 | const struct nls_table *nls_codepage, int remap); |
6d5786a3 | 469 | extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon, |
8840dee9 | 470 | u32 posix_flags, __u64 mode, __u16 *netfid, |
2dd29d31 SF |
471 | FILE_UNIX_BASIC_INFO *pRetData, |
472 | __u32 *pOplock, const char *name, | |
d38d8c74 | 473 | const struct nls_table *nls_codepage, int remap); |
6d5786a3 | 474 | extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon, |
1da177e4 LT |
475 | const int smb_file_id); |
476 | ||
6d5786a3 | 477 | extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon, |
b298f223 SF |
478 | const int smb_file_id); |
479 | ||
6d5786a3 | 480 | extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms, |
d4ffff1f | 481 | unsigned int *nbytes, char **buf, |
d38d8c74 | 482 | int *return_buf_type); |
6d5786a3 | 483 | extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms, |
dbbab325 | 484 | unsigned int *nbytes, const char *buf); |
6d5786a3 | 485 | extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms, |
ba9ad725 | 486 | unsigned int *nbytes, struct kvec *iov, const int nvec); |
6d5786a3 | 487 | extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon, |
1208ef1f PS |
488 | const char *search_name, __u64 *inode_number, |
489 | const struct nls_table *nls_codepage, | |
490 | int remap); | |
1da177e4 | 491 | |
6d5786a3 PS |
492 | extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon, |
493 | const __u16 netfid, const __u8 lock_type, | |
494 | const __u32 num_unlock, const __u32 num_lock, | |
495 | LOCKING_ANDX_RANGE *buf); | |
496 | extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon, | |
03776f45 | 497 | const __u16 netfid, const __u32 netpid, const __u64 len, |
1da177e4 LT |
498 | const __u64 offset, const __u32 numUnlock, |
499 | const __u32 numLock, const __u8 lockType, | |
12fed00d | 500 | const bool waitFlag, const __u8 oplock_level); |
6d5786a3 | 501 | extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon, |
4f6bcec9 | 502 | const __u16 smb_file_id, const __u32 netpid, |
c5fd363d JL |
503 | const loff_t start_offset, const __u64 len, |
504 | struct file_lock *, const __u16 lock_type, | |
505 | const bool waitFlag); | |
2e6e02ab | 506 | extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon); |
766fdbb5 | 507 | extern int CIFSSMBEcho(struct TCP_Server_Info *server); |
58c45c58 | 508 | extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses); |
1da177e4 | 509 | |
96daf2b0 SF |
510 | extern struct cifs_ses *sesInfoAlloc(void); |
511 | extern void sesInfoFree(struct cifs_ses *); | |
512 | extern struct cifs_tcon *tconInfoAlloc(void); | |
513 | extern void tconInfoFree(struct cifs_tcon *); | |
1da177e4 | 514 | |
bf5ea0e2 JL |
515 | extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server, |
516 | __u32 *pexpected_response_sequence_number); | |
762a4206 | 517 | extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *, |
84afc29b | 518 | __u32 *); |
bf5ea0e2 JL |
519 | extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *); |
520 | extern int cifs_verify_signature(struct smb_rqst *rqst, | |
21e73393 | 521 | struct TCP_Server_Info *server, |
b609f06a | 522 | __u32 expected_sequence_number); |
96daf2b0 | 523 | extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *); |
026e93dc | 524 | extern void cifs_crypto_secmech_release(struct TCP_Server_Info *server); |
96daf2b0 | 525 | extern int calc_seckey(struct cifs_ses *); |
f486ef8e SP |
526 | extern int generate_smb30signingkey(struct cifs_ses *ses, |
527 | struct TCP_Server_Info *server); | |
528 | extern int generate_smb311signingkey(struct cifs_ses *ses, | |
529 | struct TCP_Server_Info *server); | |
d2b91521 | 530 | |
fb157ed2 | 531 | #ifdef CONFIG_CIFS_ALLOW_INSECURE_LEGACY |
6d5786a3 | 532 | extern int CIFSSMBCopy(unsigned int xid, |
96daf2b0 | 533 | struct cifs_tcon *source_tcon, |
1da177e4 LT |
534 | const char *fromName, |
535 | const __u16 target_tid, | |
536 | const char *toName, const int flags, | |
50c2f753 | 537 | const struct nls_table *nls_codepage, |
737b758c | 538 | int remap_special_chars); |
6d5786a3 | 539 | extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon, |
31c0519f JL |
540 | const unsigned char *searchName, |
541 | const unsigned char *ea_name, char *EAData, | |
67b4c889 | 542 | size_t bufsize, struct cifs_sb_info *cifs_sb); |
6d5786a3 | 543 | extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon, |
d38d8c74 SF |
544 | const char *fileName, const char *ea_name, |
545 | const void *ea_value, const __u16 ea_value_len, | |
5517554e RS |
546 | const struct nls_table *nls_codepage, |
547 | struct cifs_sb_info *cifs_sb); | |
6d5786a3 | 548 | extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon, |
630f3f0c | 549 | __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen); |
6d5786a3 | 550 | extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16, |
a5ff3769 | 551 | struct cifs_ntsd *, __u32, int); |
bd9684b0 CB |
552 | extern int cifs_do_get_acl(const unsigned int xid, struct cifs_tcon *tcon, |
553 | const unsigned char *searchName, | |
554 | struct posix_acl **acl, const int acl_type, | |
555 | const struct nls_table *nls_codepage, int remap); | |
dc1af4c4 CB |
556 | extern int cifs_do_set_acl(const unsigned int xid, struct cifs_tcon *tcon, |
557 | const unsigned char *fileName, | |
558 | const struct posix_acl *acl, const int acl_type, | |
559 | const struct nls_table *nls_codepage, int remap); | |
6d5786a3 | 560 | extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon, |
8840dee9 | 561 | const int netfid, __u64 *pExtAttrBits, __u64 *pMask); |
fb157ed2 | 562 | #endif /* CIFS_ALLOW_INSECURE_LEGACY */ |
ec06aedd | 563 | extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb); |
cb084b1a SP |
564 | extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr); |
565 | extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, | |
750b8de6 SP |
566 | struct cifs_sb_info *cifs_sb, |
567 | struct cifs_fattr *fattr, | |
568 | const unsigned char *path); | |
9ef5992e SP |
569 | extern int E_md4hash(const unsigned char *passwd, unsigned char *p16, |
570 | const struct nls_table *codepage); | |
5072010c | 571 | |
54be1f6c | 572 | extern struct TCP_Server_Info * |
3fa1c6d1 | 573 | cifs_find_tcp_session(struct smb3_fs_context *ctx); |
54be1f6c | 574 | |
5072010c PAS |
575 | extern void cifs_put_smb_ses(struct cifs_ses *ses); |
576 | ||
577 | extern struct cifs_ses * | |
3fa1c6d1 | 578 | cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx); |
5072010c | 579 | |
6993f74a | 580 | void cifs_readdata_release(struct kref *refcount); |
e28bc5b1 | 581 | int cifs_async_readv(struct cifs_readdata *rdata); |
09a4707e | 582 | int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid); |
e28bc5b1 | 583 | |
4a5c80d7 SF |
584 | int cifs_async_writev(struct cifs_writedata *wdata, |
585 | void (*release)(struct kref *kref)); | |
c2e87640 | 586 | void cifs_writev_complete(struct work_struct *work); |
d08089f6 | 587 | struct cifs_writedata *cifs_writedata_alloc(work_func_t complete); |
c28c89fc | 588 | void cifs_writedata_release(struct kref *refcount); |
b5be1a1c SP |
589 | int cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, |
590 | struct cifs_sb_info *cifs_sb, | |
591 | const unsigned char *path, char *pbuf, | |
592 | unsigned int *pbytes_read); | |
cbb0aba6 SP |
593 | int cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, |
594 | struct cifs_sb_info *cifs_sb, | |
595 | const unsigned char *path, char *pbuf, | |
596 | unsigned int *pbytes_written); | |
c713c877 | 597 | int __cifs_calc_signature(struct smb_rqst *rqst, |
16c568ef AV |
598 | struct TCP_Server_Info *server, char *signature, |
599 | struct shash_desc *shash); | |
ef65aaed SP |
600 | enum securityEnum cifs_select_sectype(struct TCP_Server_Info *, |
601 | enum securityEnum); | |
ccf7f408 PS |
602 | struct cifs_aio_ctx *cifs_aio_ctx_alloc(void); |
603 | void cifs_aio_ctx_release(struct kref *refcount); | |
82fb82be | 604 | |
1f3d5477 EM |
605 | int cifs_alloc_hash(const char *name, struct shash_desc **sdesc); |
606 | void cifs_free_hash(struct shash_desc **sdesc); | |
82fb82be | 607 | |
2f589679 AA |
608 | struct cifs_chan * |
609 | cifs_ses_find_chan(struct cifs_ses *ses, struct TCP_Server_Info *server); | |
387ec58f | 610 | int cifs_try_adding_channels(struct cifs_sb_info *cifs_sb, struct cifs_ses *ses); |
d70e9fa5 AA |
611 | bool is_server_using_iface(struct TCP_Server_Info *server, |
612 | struct cifs_server_iface *iface); | |
613 | bool is_ses_using_iface(struct cifs_ses *ses, struct cifs_server_iface *iface); | |
8ae87bbe | 614 | void cifs_ses_mark_for_reconnect(struct cifs_ses *ses); |
7b7f2bdf | 615 | |
d1a931ce SP |
616 | unsigned int |
617 | cifs_ses_get_chan_index(struct cifs_ses *ses, | |
618 | struct TCP_Server_Info *server); | |
619 | void | |
5752bf64 SP |
620 | cifs_chan_set_in_reconnect(struct cifs_ses *ses, |
621 | struct TCP_Server_Info *server); | |
622 | void | |
623 | cifs_chan_clear_in_reconnect(struct cifs_ses *ses, | |
624 | struct TCP_Server_Info *server); | |
625 | bool | |
626 | cifs_chan_in_reconnect(struct cifs_ses *ses, | |
627 | struct TCP_Server_Info *server); | |
628 | void | |
d1a931ce SP |
629 | cifs_chan_set_need_reconnect(struct cifs_ses *ses, |
630 | struct TCP_Server_Info *server); | |
631 | void | |
632 | cifs_chan_clear_need_reconnect(struct cifs_ses *ses, | |
633 | struct TCP_Server_Info *server); | |
634 | bool | |
635 | cifs_chan_needs_reconnect(struct cifs_ses *ses, | |
636 | struct TCP_Server_Info *server); | |
b54034a7 SP |
637 | bool |
638 | cifs_chan_is_iface_active(struct cifs_ses *ses, | |
639 | struct TCP_Server_Info *server); | |
640 | int | |
641 | cifs_chan_update_iface(struct cifs_ses *ses, struct TCP_Server_Info *server); | |
6e1c1c08 | 642 | int |
4659f01e | 643 | SMB3_request_interfaces(const unsigned int xid, struct cifs_tcon *tcon, bool in_mount); |
d1a931ce | 644 | |
a3a53b76 | 645 | void extract_unc_hostname(const char *unc, const char **h, size_t *len); |
340625e6 | 646 | int copy_path_name(char *dst, const char *src); |
37478608 RS |
647 | int smb2_parse_query_directory(struct cifs_tcon *tcon, struct kvec *rsp_iov, |
648 | int resp_buftype, | |
649 | struct cifs_search_info *srch_inf); | |
a3a53b76 | 650 | |
bacd704a PAS |
651 | struct super_block *cifs_get_tcp_super(struct TCP_Server_Info *server); |
652 | void cifs_put_tcp_super(struct super_block *sb); | |
c88f7dcd | 653 | int cifs_update_super_prepath(struct cifs_sb_info *cifs_sb, char *prefix); |
a87e6725 | 654 | char *extract_hostname(const char *unc); |
e73a42e0 | 655 | char *extract_sharename(const char *unc); |
bacd704a | 656 | |
1c780228 PA |
657 | #ifdef CONFIG_CIFS_DFS_UPCALL |
658 | static inline int get_dfs_path(const unsigned int xid, struct cifs_ses *ses, | |
659 | const char *old_path, | |
660 | const struct nls_table *nls_codepage, | |
661 | struct dfs_info3_param *referral, int remap) | |
662 | { | |
663 | return dfs_cache_find(xid, ses, nls_codepage, remap, old_path, | |
664 | referral, NULL); | |
665 | } | |
e4af35fa PA |
666 | |
667 | int match_target_ip(struct TCP_Server_Info *server, | |
668 | const char *share, size_t share_len, | |
669 | bool *result); | |
b9ee2e30 PA |
670 | int cifs_inval_name_dfs_link_error(const unsigned int xid, |
671 | struct cifs_tcon *tcon, | |
672 | struct cifs_sb_info *cifs_sb, | |
673 | const char *full_path, | |
674 | bool *islink); | |
675 | #else | |
676 | static inline int cifs_inval_name_dfs_link_error(const unsigned int xid, | |
677 | struct cifs_tcon *tcon, | |
678 | struct cifs_sb_info *cifs_sb, | |
679 | const char *full_path, | |
680 | bool *islink) | |
681 | { | |
682 | *islink = false; | |
683 | return 0; | |
684 | } | |
1c780228 PA |
685 | #endif |
686 | ||
0f060936 AG |
687 | static inline int cifs_create_options(struct cifs_sb_info *cifs_sb, int options) |
688 | { | |
87f93d82 | 689 | if (cifs_sb && (backup_cred(cifs_sb))) |
0f060936 AG |
690 | return options | CREATE_OPEN_BACKUP_INTENT; |
691 | else | |
692 | return options; | |
693 | } | |
694 | ||
c88f7dcd PA |
695 | struct super_block *cifs_get_tcon_super(struct cifs_tcon *tcon); |
696 | void cifs_put_tcon_super(struct super_block *sb); | |
1bcd548d | 697 | int cifs_wait_for_server_reconnect(struct TCP_Server_Info *server, bool retry); |
c88f7dcd | 698 | |
1da177e4 | 699 | #endif /* _CIFSPROTO_H */ |