blob: c63fd1dde25b861b011f604522572c5619f177f1 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * fs/cifs/cifsproto.h
3 *
Steve French366781c2008-01-25 10:12:41 +00004 * Copyright (c) International Business Machines Corp., 2002,2008
Linus Torvalds1da177e2005-04-16 15:20:36 -07005 * 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
Steve Frenchd38d8c72007-06-28 19:44:13 +000019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Linus Torvalds1da177e2005-04-16 15:20:36 -070020 */
21#ifndef _CIFSPROTO_H
22#define _CIFSPROTO_H
23#include <linux/nls.h>
24
25struct statfs;
Steve French8af18972007-02-14 04:42:51 +000026struct smb_vol;
Jeff Laytonbf5ea0e2012-09-18 16:20:34 -070027struct smb_rqst;
Linus Torvalds1da177e2005-04-16 15:20:36 -070028
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 *);
Sachin Prabhu6d81ed12014-06-16 15:35:24 +010039extern void free_rsp_buf(int, void *);
Jeff Laytonfb308a62012-09-18 16:20:35 -070040extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx,
41 struct kvec *iov);
Jeff Layton0496e022008-12-30 12:39:16 -050042extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
43 unsigned int /* length */);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +040044extern unsigned int _get_xid(void);
45extern void _free_xid(unsigned int);
46#define get_xid() \
Joe Perchesb6b38f72010-04-21 03:50:45 +000047({ \
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +040048 unsigned int __xid = _get_xid(); \
Joe Perchesf96637b2013-05-04 22:12:25 -050049 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
50 __func__, __xid, \
51 from_kuid(&init_user_ns, current_fsuid())); \
Joe Perchesb6b38f72010-04-21 03:50:45 +000052 __xid; \
53})
54
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +040055#define free_xid(curr_xid) \
Joe Perchesb6b38f72010-04-21 03:50:45 +000056do { \
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +040057 _free_xid(curr_xid); \
Joe Perchesf96637b2013-05-04 22:12:25 -050058 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
59 __func__, curr_xid, (int)rc); \
Joe Perchesb6b38f72010-04-21 03:50:45 +000060} while (0)
Shirish Pargaonkar4d79dba2011-04-27 23:34:35 -050061extern int init_cifs_idmap(void);
62extern void exit_cifs_idmap(void);
Steve French7f573562005-08-30 11:32:14 -070063extern char *build_path_from_dentry(struct dentry *);
Steve French6d3ea7e2012-11-28 22:34:41 -060064extern char *cifs_build_path_to_root(struct smb_vol *vol,
65 struct cifs_sb_info *cifs_sb,
66 struct cifs_tcon *tcon);
Linus Torvalds1da177e2005-04-16 15:20:36 -070067extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
Steve Frenchc6c00912009-03-18 05:50:07 +000068extern char *cifs_compose_mount_options(const char *sb_mountdata,
69 const char *fullpath, const struct dfs_info3_param *ref,
70 char **devname);
Steve French99ee4db2007-02-27 05:35:17 +000071/* extern void renew_parental_timestamps(struct dentry *direntry);*/
Jeff Laytona6827c12011-01-11 07:24:21 -050072extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
73 struct TCP_Server_Info *server);
Jeff Layton766fdbb2011-01-11 07:24:21 -050074extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
Pavel Shilovsky3c1bf7e2012-09-18 16:20:30 -070075extern void cifs_delete_mid(struct mid_q_entry *mid);
Pavel Shilovsky2dc7e1c2011-12-26 22:53:34 +040076extern void cifs_wake_up_task(struct mid_q_entry *mid);
Jeff Laytonfec344e2012-09-18 16:20:35 -070077extern 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);
Steve French96daf2b2011-05-27 04:34:02 +000081extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
Linus Torvalds1da177e2005-04-16 15:20:36 -070082 struct smb_hdr * /* input */ ,
83 struct smb_hdr * /* out */ ,
Pavel Shilovskya891f0f2012-05-23 16:14:34 +040084 int * /* bytes returned */ , const int);
Steve French96daf2b2011-05-27 04:34:02 +000085extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses,
Pavel Shilovsky792af7b2012-03-23 14:28:02 -040086 char *in_buf, int flags);
Jeff Laytonfec344e2012-09-18 16:20:35 -070087extern 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 *);
Jeff Layton2c8f9812011-05-19 16:22:52 -040091extern int cifs_check_receive(struct mid_q_entry *mid,
92 struct TCP_Server_Info *server, bool log_error);
Pavel Shilovskycb7e9ea2014-06-05 19:03:27 +040093extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server,
94 unsigned int size, unsigned int *num,
95 unsigned int *credits);
Steve French96daf2b2011-05-27 04:34:02 +000096extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *,
Steve Frenchd38d8c72007-06-28 19:44:13 +000097 struct kvec *, int /* nvec to send */,
Steve French133672e2007-11-13 22:41:37 +000098 int * /* type of buf returned */ , const int flags);
Steve Frenchad7a2922008-02-07 23:25:02 +000099extern int SendReceiveBlockingLock(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000100 struct cifs_tcon *ptcon,
Steve Frenchad7a2922008-02-07 23:25:02 +0000101 struct smb_hdr *in_buf ,
102 struct smb_hdr *out_buf,
103 int *bytes_returned);
Pavel Shilovsky28ea5292012-05-23 16:18:00 +0400104extern int cifs_reconnect(struct TCP_Server_Info *server);
Pavel Shilovskyd4e48542012-03-23 14:28:02 -0400105extern int checkSMB(char *buf, unsigned int length);
106extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *);
Shirish Pargaonkar3d3ea8e2011-09-26 09:56:44 -0500107extern bool backup_cred(struct cifs_sb_info *);
Steve French4b18f2a2008-04-29 00:06:05 +0000108extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
Pavel Shilovsky72432ff2011-01-24 14:16:35 -0500109extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
110 unsigned int bytes_written);
Jeff Layton6508d902010-09-29 19:51:11 -0400111extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
Jeff Layton6508d902010-09-29 19:51:11 -0400112extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
Pavel Shilovsky92fc65a2012-09-18 16:20:32 -0700113extern unsigned int smbCalcSize(void *buf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114extern int decode_negTokenInit(unsigned char *security_blob, int length,
Jeff Layton26efa0b2010-04-24 07:57:49 -0400115 struct TCP_Server_Info *server);
David Howells67b76262010-07-22 18:33:01 +0100116extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
Jeff Laytonb979aaa2012-11-26 11:09:55 -0500117extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port);
Pavel Shilovsky5ffef7b2012-03-23 14:28:03 -0400118extern int map_smb_to_linux_error(char *buf, bool logErr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119extern void header_assemble(struct smb_hdr *, char /* command */ ,
Steve French96daf2b2011-05-27 04:34:02 +0000120 const struct cifs_tcon *, int /* length of
Steve French1982c342005-08-17 12:38:22 -0700121 fixed section (word count) in two byte units */);
Steve French5815449d2006-02-14 01:36:20 +0000122extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
Steve French96daf2b2011-05-27 04:34:02 +0000123 struct cifs_ses *ses,
Steve French50c2f752007-07-13 00:33:32 +0000124 void **request_buf);
Jeff Layton3f618222013-06-12 19:52:14 -0500125extern enum securityEnum select_sectype(struct TCP_Server_Info *server,
126 enum securityEnum requested);
Pavel Shilovsky58c45c52012-05-25 10:54:49 +0400127extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses,
128 const struct nls_table *nls_cp);
Jeff Layton07119a42009-05-27 09:37:33 -0400129extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130extern u64 cifs_UnixTimeToNT(struct timespec);
Jeff Laytonc4a2c082009-05-27 09:37:33 -0400131extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
132 int offset);
Pavel Shilovskyc6723622010-11-03 10:58:57 +0300133extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
Sachin Prabhuc11f1df2014-03-11 16:11:47 +0000134extern int cifs_get_writer(struct cifsInodeInfo *cinode);
135extern void cifs_put_writer(struct cifsInodeInfo *cinode);
136extern void cifs_done_oplock_break(struct cifsInodeInfo *cinode);
Pavel Shilovskyd39a4f72012-09-19 06:22:43 -0700137extern 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);
Steve French1bd5bbc2006-09-28 03:35:57 +0000140
Pavel Shilovskyfb1214e2012-09-18 16:20:26 -0700141extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid,
142 struct file *file,
143 struct tcon_link *tlink,
144 __u32 oplock);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400145extern 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);
Jeff Layton4065c802010-05-17 07:18:58 -0400149void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
Jeff Laytoncc0bad72009-06-25 00:56:52 -0400150extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
151 FILE_UNIX_BASIC_INFO *info,
152 struct cifs_sb_info *cifs_sb);
Shirish Pargaonkarc052e2b2012-09-28 12:21:14 -0500153extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *,
154 struct cifs_sb_info *);
Jeff Laytoncc0bad72009-06-25 00:56:52 -0400155extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
Jeff Laytoncc0bad72009-06-25 00:56:52 -0400156extern struct inode *cifs_iget(struct super_block *sb,
157 struct cifs_fattr *fattr);
158
Pavel Shilovsky1208ef12012-05-27 17:34:43 +0400159extern int cifs_get_inode_info(struct inode **inode, const char *full_path,
160 FILE_ALL_INFO *data, struct super_block *sb,
Steve French42eacf92014-02-10 14:08:16 -0600161 int xid, const struct cifs_fid *fid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162extern int cifs_get_inode_info_unix(struct inode **pinode,
163 const unsigned char *search_path,
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400164 struct super_block *sb, unsigned int xid);
Pavel Shilovskyed6875e2012-09-18 16:20:25 -0700165extern 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);
Shirish Pargaonkar987b21d2010-11-10 07:50:35 -0600170extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
Jeff Layton0b8f18e2009-07-09 01:46:37 -0400171 struct cifs_fattr *fattr, struct inode *inode,
Steve French42eacf92014-02-10 14:08:16 -0600172 const char *path, const struct cifs_fid *pfid);
Shirish Pargaonkara5ff3762011-10-13 10:26:03 -0500173extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64,
Eric W. Biederman8abf2772013-02-06 00:33:17 -0800174 kuid_t, kgid_t);
Shirish Pargaonkarfbeba8b2010-11-27 11:37:54 -0600175extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
176 const char *, u32 *);
Steve French42eacf92014-02-10 14:08:16 -0600177extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *,
178 const struct cifs_fid *, u32 *);
Steve Frenchb73b9a42011-04-19 18:27:10 +0000179extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
Shirish Pargaonkara5ff3762011-10-13 10:26:03 -0500180 const char *, int);
Steve French953f8682007-10-31 04:54:42 +0000181
Jeff Laytone28bc5b2011-10-19 15:30:07 -0400182extern void dequeue_mid(struct mid_q_entry *mid, bool malformed);
183extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf,
184 unsigned int to_read);
185extern int cifs_readv_from_socket(struct TCP_Server_Info *server,
186 struct kvec *iov_orig, unsigned int nr_segs,
187 unsigned int to_read);
Pavel Shilovsky724d9f12011-05-05 09:55:12 +0000188extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
189 struct cifs_sb_info *cifs_sb);
190extern int cifs_match_super(struct super_block *, void *);
Jeff Laytonf9e59bc2011-07-06 08:10:37 -0400191extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info);
Jeff Layton04db79b2011-07-06 08:10:38 -0400192extern struct smb_vol *cifs_get_volume_info(char *mount_data,
193 const char *devname);
Al Viro2c6292a2011-06-17 09:05:48 -0400194extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *);
Al Viro2a9b9952011-06-17 09:27:16 -0400195extern void cifs_umount(struct cifs_sb_info *);
Pavel Shilovskyaa24d1e2011-12-27 16:23:34 +0400196extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon);
Pavel Shilovsky579f9052012-09-19 06:22:44 -0700197extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset,
198 __u64 length, __u8 type,
199 struct cifsLockInfo **conf_lock,
Pavel Shilovsky081c0412012-11-27 18:38:53 +0400200 int rw_check);
Pavel Shilovsky233839b2012-09-19 06:22:45 -0700201extern void cifs_add_pending_open(struct cifs_fid *fid,
202 struct tcon_link *tlink,
203 struct cifs_pending_open *open);
204extern void cifs_add_pending_open_locked(struct cifs_fid *fid,
205 struct tcon_link *tlink,
206 struct cifs_pending_open *open);
207extern void cifs_del_pending_open(struct cifs_pending_open *open);
Jeff Layton815465c2012-03-21 06:27:54 -0400208
209#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL)
Igor Mammedov78d31a32008-04-24 12:56:07 +0400210extern void cifs_dfs_release_automount_timer(void);
Jeff Layton815465c2012-03-21 06:27:54 -0400211#else /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
212#define cifs_dfs_release_automount_timer() do { } while (0)
213#endif /* ! IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) */
214
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215void cifs_proc_init(void);
216void cifs_proc_clean(void);
217
Pavel Shilovskyf7ba7fe2012-09-19 06:22:43 -0700218extern void cifs_move_llist(struct list_head *source, struct list_head *dest);
219extern void cifs_free_llist(struct list_head *llist);
220extern void cifs_del_lock_waiters(struct cifsLockInfo *lock);
221
Pavel Shilovsky286170a2012-05-25 10:43:58 +0400222extern int cifs_negotiate_protocol(const unsigned int xid,
223 struct cifs_ses *ses);
Pavel Shilovsky58c45c52012-05-25 10:54:49 +0400224extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses,
225 struct nls_table *nls_info);
Jeff Layton38d77c52013-05-26 07:01:00 -0400226extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required);
Pavel Shilovsky286170a2012-05-25 10:43:58 +0400227extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228
Pavel Shilovsky2e6e02a2012-05-25 11:11:39 +0400229extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
230 const char *tree, struct cifs_tcon *tcon,
231 const struct nls_table *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700232
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400233extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
Shirish Pargaonkarc052e2b2012-09-28 12:21:14 -0500234 const char *searchName, struct cifs_sb_info *cifs_sb,
Shirish Pargaonkar2608bee2012-05-15 10:19:16 -0500235 __u16 *searchHandle, __u16 search_flags,
236 struct cifs_search_info *psrch_inf,
Shirish Pargaonkarc052e2b2012-09-28 12:21:14 -0500237 bool msearch);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400239extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
Shirish Pargaonkar2608bee2012-05-15 10:19:16 -0500240 __u16 searchHandle, __u16 search_flags,
241 struct cifs_search_info *psrch_inf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700242
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400243extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700244 const __u16 search_handle);
245
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400246extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
Jeff Laytonbcd53572010-02-12 07:44:16 -0500247 u16 netfid, FILE_ALL_INFO *pFindData);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400248extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky68889f22012-05-25 14:40:22 +0400249 const char *search_Name, FILE_ALL_INFO *data,
250 int legacy /* whether to use old info level */,
251 const struct nls_table *nls_codepage, int remap);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400252extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky68889f22012-05-25 14:40:22 +0400253 const char *search_name, FILE_ALL_INFO *data,
254 const struct nls_table *nls_codepage, int remap);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400256extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
Jeff Laytonc8634fd2010-02-12 07:44:17 -0500257 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400258extern int CIFSSMBUnixQPathInfo(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000259 struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260 const unsigned char *searchName,
Steve French582d21e2008-05-13 04:54:12 +0000261 FILE_UNIX_BASIC_INFO *pFindData,
Steve French737b7582005-04-28 22:41:06 -0700262 const struct nls_table *nls_codepage, int remap);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700263
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400264extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses,
Pavel Shilovskyb669f332012-05-27 20:21:53 +0400265 const char *search_name,
266 struct dfs_info3_param **target_nodes,
267 unsigned int *num_of_nodes,
268 const struct nls_table *nls_codepage, int remap);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700269
Pavel Shilovskyb669f332012-05-27 20:21:53 +0400270extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000271 const char *old_path,
Steve French737b7582005-04-28 22:41:06 -0700272 const struct nls_table *nls_codepage,
Pavel Shilovskyb669f332012-05-27 20:21:53 +0400273 unsigned int *num_referrals,
274 struct dfs_info3_param **referrals, int remap);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400275extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
Al Viro2c6292a2011-06-17 09:05:48 -0400276 struct cifs_sb_info *cifs_sb,
277 struct smb_vol *vol);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400278extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
Steve French737b7582005-04-28 22:41:06 -0700279 struct kstatfs *FSData);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400280extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon,
Steve French20962432005-09-21 22:05:57 -0700281 struct kstatfs *FSData);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400282extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon,
Jeremy Allisonac670552005-06-22 17:26:35 -0700283 __u64 cap);
284
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400285extern int CIFSSMBQFSAttributeInfo(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000286 struct cifs_tcon *tcon);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400287extern int CIFSSMBQFSDeviceInfo(const unsigned int xid, struct cifs_tcon *tcon);
288extern int CIFSSMBQFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon);
289extern int CIFSSMBQFSPosixInfo(const unsigned int xid, struct cifs_tcon *tcon,
Steve French737b7582005-04-28 22:41:06 -0700290 struct kstatfs *FSData);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400292extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
Steve Frenchad7a2922008-02-07 23:25:02 +0000293 const char *fileName, const FILE_BASIC_INFO *data,
Steve French737b7582005-04-28 22:41:06 -0700294 const struct nls_table *nls_codepage,
295 int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400296extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
Jeff Layton2dd2dfa2008-08-02 07:26:12 -0400297 const FILE_BASIC_INFO *data, __u16 fid,
298 __u32 pid_of_opener);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400299extern int CIFSSMBSetFileDisposition(const unsigned int xid,
300 struct cifs_tcon *tcon,
301 bool delete_file, __u16 fid,
302 __u32 pid_of_opener);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700303#if 0
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400304extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700305 char *fileName, __u16 dos_attributes,
306 const struct nls_table *nls_codepage);
307#endif /* possibly unneeded function */
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400308extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovskyd1433412012-09-18 16:20:31 -0700309 const char *file_name, __u64 size,
310 struct cifs_sb_info *cifs_sb, bool set_allocation);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400311extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovskyd1433412012-09-18 16:20:31 -0700312 struct cifsFileInfo *cfile, __u64 size,
313 bool set_allocation);
Jeff Layton4e1e7fb2008-08-02 07:26:12 -0400314
315struct cifs_unix_set_info_args {
316 __u64 ctime;
317 __u64 atime;
318 __u64 mtime;
319 __u64 mode;
Eric W. Biederman49418b22013-02-06 00:57:56 -0800320 kuid_t uid;
321 kgid_t gid;
Jeff Layton4e1e7fb2008-08-02 07:26:12 -0400322 dev_t device;
323};
324
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400325extern int CIFSSMBUnixSetFileInfo(const unsigned int xid,
326 struct cifs_tcon *tcon,
Jeff Layton3bbeeb32009-07-09 20:02:50 -0400327 const struct cifs_unix_set_info_args *args,
328 u16 fid, u32 pid_of_opener);
329
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400330extern int CIFSSMBUnixSetPathInfo(const unsigned int xid,
Pavel Shilovskyff691e92012-07-13 14:04:46 +0400331 struct cifs_tcon *tcon, const char *file_name,
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400332 const struct cifs_unix_set_info_args *args,
333 const struct nls_table *nls_codepage,
Pavel Shilovskyff691e92012-07-13 14:04:46 +0400334 int remap);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700335
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400336extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovskyf4367202012-03-17 11:41:12 +0300337 const char *name, struct cifs_sb_info *cifs_sb);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400338extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovskyf958ca52012-07-10 16:14:18 +0400339 const char *name, struct cifs_sb_info *cifs_sb);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400340extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon,
Steve French2d785a52007-07-15 01:48:57 +0000341 const char *name, __u16 type,
342 const struct nls_table *nls_codepage,
343 int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400344extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovskyed6875e2012-09-18 16:20:25 -0700345 const char *name, struct cifs_sb_info *cifs_sb);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400346extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky8ceb9842012-09-18 16:20:30 -0700347 const char *from_name, const char *to_name,
348 struct cifs_sb_info *cifs_sb);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400349extern int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *tcon,
350 int netfid, const char *target_name,
351 const struct nls_table *nls_codepage,
352 int remap_special_chars);
Steve Frenchd6e906f2012-09-18 16:20:31 -0700353extern int CIFSCreateHardLink(const unsigned int xid, struct cifs_tcon *tcon,
354 const char *from_name, const char *to_name,
355 struct cifs_sb_info *cifs_sb);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400356extern int CIFSUnixCreateHardLink(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000357 struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 const char *fromName, const char *toName,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000359 const struct nls_table *nls_codepage,
Steve French737b7582005-04-28 22:41:06 -0700360 int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400361extern int CIFSUnixCreateSymLink(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000362 struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363 const char *fromName, const char *toName,
Nakajima Akirabc8ebdc42015-02-13 15:35:58 +0900364 const struct nls_table *nls_codepage, int remap);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400365extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000366 struct cifs_tcon *tcon,
Jeff Layton460b9692009-04-30 07:17:56 -0400367 const unsigned char *searchName, char **syminfo,
Nakajima Akirabc8ebdc42015-02-13 15:35:58 +0900368 const struct nls_table *nls_codepage, int remap);
Pavel Shilovskyd244bf22013-08-14 19:25:22 +0400369extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
370 __u16 fid, char **symlinkinfo,
371 const struct nls_table *nls_codepage);
Steve Frenchc7f508a2013-10-14 15:27:32 -0500372extern int CIFSSMB_set_compression(const unsigned int xid,
373 struct cifs_tcon *tcon, __u16 fid);
Pavel Shilovskyd81b8a42014-01-16 15:53:36 +0400374extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
375 int *oplock, FILE_ALL_INFO *buf);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400376extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
Steve Frencha9d02ad2005-08-24 23:06:05 -0700377 const char *fileName, const int disposition,
378 const int access_flags, const int omode,
Steve French8840dee2007-11-16 23:05:52 +0000379 __u16 *netfid, int *pOplock, FILE_ALL_INFO *,
Steve Frencha9d02ad2005-08-24 23:06:05 -0700380 const struct nls_table *nls_codepage, int remap);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400381extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon,
Steve French8840dee2007-11-16 23:05:52 +0000382 u32 posix_flags, __u64 mode, __u16 *netfid,
Steve French2dd29d32007-04-23 22:07:35 +0000383 FILE_UNIX_BASIC_INFO *pRetData,
384 __u32 *pOplock, const char *name,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000385 const struct nls_table *nls_codepage, int remap);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400386extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700387 const int smb_file_id);
388
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400389extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon,
Steve Frenchb298f222009-02-21 21:17:43 +0000390 const int smb_file_id);
391
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400392extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
Pavel Shilovskyd4ffff12011-05-26 06:02:00 +0000393 unsigned int *nbytes, char **buf,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000394 int *return_buf_type);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400395extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
Pavel Shilovskyfa2989f2011-05-26 10:01:59 +0400396 unsigned int *nbytes, const char *buf,
397 const char __user *ubuf, const int long_op);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400398extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
Pavel Shilovskyba9ad7252012-09-18 16:20:30 -0700399 unsigned int *nbytes, struct kvec *iov, const int nvec);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400400extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky1208ef12012-05-27 17:34:43 +0400401 const char *search_name, __u64 *inode_number,
402 const struct nls_table *nls_codepage,
403 int remap);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400405extern int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
406 const __u16 netfid, const __u8 lock_type,
407 const __u32 num_unlock, const __u32 num_lock,
408 LOCKING_ANDX_RANGE *buf);
409extern int CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky03776f42010-08-17 11:26:00 +0400410 const __u16 netfid, const __u32 netpid, const __u64 len,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411 const __u64 offset, const __u32 numUnlock,
412 const __u32 numLock, const __u8 lockType,
Pavel Shilovsky12fed002011-01-17 20:15:44 +0300413 const bool waitFlag, const __u8 oplock_level);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400414extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon,
Pavel Shilovsky4f6bcec2011-10-22 15:33:30 +0400415 const __u16 smb_file_id, const __u32 netpid,
Jeff Laytonc5fd3632012-07-23 13:28:37 -0400416 const loff_t start_offset, const __u64 len,
417 struct file_lock *, const __u16 lock_type,
418 const bool waitFlag);
Pavel Shilovsky2e6e02a2012-05-25 11:11:39 +0400419extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon);
Jeff Layton766fdbb2011-01-11 07:24:21 -0500420extern int CIFSSMBEcho(struct TCP_Server_Info *server);
Pavel Shilovsky58c45c52012-05-25 10:54:49 +0400421extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700422
Steve French96daf2b2011-05-27 04:34:02 +0000423extern struct cifs_ses *sesInfoAlloc(void);
424extern void sesInfoFree(struct cifs_ses *);
425extern struct cifs_tcon *tconInfoAlloc(void);
426extern void tconInfoFree(struct cifs_tcon *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700427
Jeff Laytonbf5ea0e2012-09-18 16:20:34 -0700428extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,
429 __u32 *pexpected_response_sequence_number);
Jeff Layton762a4202012-07-23 13:28:38 -0400430extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
Steve French84afc292005-12-02 13:32:45 -0800431 __u32 *);
Jeff Laytonbf5ea0e2012-09-18 16:20:34 -0700432extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
433extern int cifs_verify_signature(struct smb_rqst *rqst,
Shirish Pargaonkar21e73392010-10-21 06:42:55 -0500434 struct TCP_Server_Info *server,
Steve Frenchb609f062007-07-09 07:55:14 +0000435 __u32 expected_sequence_number);
Shirish Pargaonkar9ef59922011-10-20 13:21:59 -0500436extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *,
437 const struct nls_table *);
438extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *);
Steve French96daf2b2011-05-27 04:34:02 +0000439extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *);
Shirish Pargaonkard2b91522010-10-21 14:25:08 -0500440extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
Steve French96daf2b2011-05-27 04:34:02 +0000441extern int calc_seckey(struct cifs_ses *);
Shirish Pargaonkar32811d22013-08-29 08:35:11 -0500442extern int generate_smb3signingkey(struct cifs_ses *);
Shirish Pargaonkard2b91522010-10-21 14:25:08 -0500443
Steve French7c7b25b2006-06-01 19:20:10 +0000444#ifdef CONFIG_CIFS_WEAK_PW_HASH
Steve French43988d72011-04-19 18:23:31 +0000445extern int calc_lanman_hash(const char *password, const char *cryptkey,
Jeff Layton4e53a3f2008-12-05 20:41:21 -0500446 bool encrypt, char *lnm_session_key);
Steve French7c7b25b2006-06-01 19:20:10 +0000447#endif /* CIFS_WEAK_PW_HASH */
Steve French0eff0e22011-02-24 05:39:23 +0000448#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400449extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon,
Steve French0eff0e22011-02-24 05:39:23 +0000450 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 */
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400454extern int CIFSSMBCopy(unsigned int xid,
Steve French96daf2b2011-05-27 04:34:02 +0000455 struct cifs_tcon *source_tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456 const char *fromName,
457 const __u16 target_tid,
458 const char *toName, const int flags,
Steve French50c2f752007-07-13 00:33:32 +0000459 const struct nls_table *nls_codepage,
Steve French737b7582005-04-28 22:41:06 -0700460 int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400461extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon,
Jeff Layton31c05192010-02-10 16:18:26 -0500462 const unsigned char *searchName,
463 const unsigned char *ea_name, char *EAData,
Steve French737b7582005-04-28 22:41:06 -0700464 size_t bufsize, const struct nls_table *nls_codepage,
465 int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400466extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000467 const char *fileName, const char *ea_name,
468 const void *ea_value, const __u16 ea_value_len,
Steve French737b7582005-04-28 22:41:06 -0700469 const struct nls_table *nls_codepage, int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400470extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon,
Steve French630f3f0c2007-10-25 21:17:17 +0000471 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400472extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16,
Shirish Pargaonkara5ff3762011-10-13 10:26:03 -0500473 struct cifs_ntsd *, __u32, int);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400474extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475 const unsigned char *searchName,
Steve Frenchd38d8c72007-06-28 19:44:13 +0000476 char *acl_inf, const int buflen, const int acl_type,
Steve French737b7582005-04-28 22:41:06 -0700477 const struct nls_table *nls_codepage, int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400478extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700479 const unsigned char *fileName,
480 const char *local_acl, const int buflen, const int acl_type,
Steve French737b7582005-04-28 22:41:06 -0700481 const struct nls_table *nls_codepage, int remap_special_chars);
Pavel Shilovsky6d5786a2012-06-20 11:21:16 +0400482extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
Steve French8840dee2007-11-16 23:05:52 +0000483 const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
Jeff Laytonec06aed2009-11-06 14:18:29 -0500484extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
Sachin Prabhucb084b12013-11-25 17:09:50 +0000485extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr);
486extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
Sachin Prabhu750b8de2013-11-25 17:09:48 +0000487 struct cifs_sb_info *cifs_sb,
488 struct cifs_fattr *fattr,
489 const unsigned char *path);
Shirish Pargaonkaree2c9252011-01-27 09:58:04 -0600490extern int mdfour(unsigned char *, unsigned char *, int);
Shirish Pargaonkar9ef59922011-10-20 13:21:59 -0500491extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
492 const struct nls_table *codepage);
Steve French43988d72011-04-19 18:23:31 +0000493extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
Shirish Pargaonkaree2c9252011-01-27 09:58:04 -0600494 unsigned char *p24);
Jeff Laytonc28c89f2011-05-19 16:22:56 -0400495
Jeff Layton6993f742012-05-16 07:13:17 -0400496void cifs_readdata_release(struct kref *refcount);
Jeff Laytone28bc5b2011-10-19 15:30:07 -0400497int cifs_async_readv(struct cifs_readdata *rdata);
Pavel Shilovsky09a47072012-09-18 16:20:29 -0700498int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid);
Jeff Laytone28bc5b2011-10-19 15:30:07 -0400499
Steve French4a5c80d2014-02-07 20:45:12 -0600500int cifs_async_writev(struct cifs_writedata *wdata,
501 void (*release)(struct kref *kref));
Jeff Laytonc2e87642012-03-23 14:40:55 -0400502void cifs_writev_complete(struct work_struct *work);
503struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages,
504 work_func_t complete);
Jeff Laytonc28c89f2011-05-19 16:22:56 -0400505void cifs_writedata_release(struct kref *refcount);
Sachin Prabhub5be1a12013-11-25 17:09:49 +0000506int 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);
Sachin Prabhucbb0aba2013-11-25 17:09:52 +0000510int 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);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514#endif /* _CIFSPROTO_H */