1/* 2 * fs/cifs/cifsproto.h 3 * 4 * Copyright (c) International Business Machines Corp., 2002,2008 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 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21#ifndef _CIFSPROTO_H 22#define _CIFSPROTO_H 23#include <linux/nls.h> 24 25struct statfs; 26struct smb_vol; 27struct smb_rqst; 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 *); 39extern void free_rsp_buf(int, void *); 40extern void cifs_rqst_page_to_kvec(struct smb_rqst *rqst, unsigned int idx, 41 struct kvec *iov); 42extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *, 43 unsigned int /* length */); 44extern unsigned int _get_xid(void); 45extern void _free_xid(unsigned int); 46#define get_xid() \ 47({ \ 48 unsigned int __xid = _get_xid(); \ 49 cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \ 50 __func__, __xid, \ 51 from_kuid(&init_user_ns, current_fsuid())); \ 52 __xid; \ 53}) 54 55#define free_xid(curr_xid) \ 56do { \ 57 _free_xid(curr_xid); \ 58 cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \ 59 __func__, curr_xid, (int)rc); \ 60} while (0) 61extern int init_cifs_idmap(void); 62extern void exit_cifs_idmap(void); 63extern char *build_path_from_dentry(struct dentry *); 64extern char *cifs_build_path_to_root(struct smb_vol *vol, 65 struct cifs_sb_info *cifs_sb, 66 struct cifs_tcon *tcon); 67extern char *build_wildcard_path_from_dentry(struct dentry *direntry); 68extern char *cifs_compose_mount_options(const char *sb_mountdata, 69 const char *fullpath, const struct dfs_info3_param *ref, 70 char **devname); 71/* extern void renew_parental_timestamps(struct dentry *direntry);*/ 72extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer, 73 struct TCP_Server_Info *server); 74extern void DeleteMidQEntry(struct mid_q_entry *midEntry); 75extern void cifs_delete_mid(struct mid_q_entry *mid); 76extern void cifs_wake_up_task(struct mid_q_entry *mid); 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); 81extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *, 82 struct smb_hdr * /* input */ , 83 struct smb_hdr * /* out */ , 84 int * /* bytes returned */ , const int); 85extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses, 86 char *in_buf, int flags); 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 *); 91extern int cifs_check_receive(struct mid_q_entry *mid, 92 struct TCP_Server_Info *server, bool log_error); 93extern int cifs_wait_mtu_credits(struct TCP_Server_Info *server, 94 unsigned int size, unsigned int *num, 95 unsigned int *credits); 96extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *, 97 struct kvec *, int /* nvec to send */, 98 int * /* type of buf returned */ , const int flags); 99extern int SendReceiveBlockingLock(const unsigned int xid, 100 struct cifs_tcon *ptcon, 101 struct smb_hdr *in_buf , 102 struct smb_hdr *out_buf, 103 int *bytes_returned); 104extern int cifs_reconnect(struct TCP_Server_Info *server); 105extern int checkSMB(char *buf, unsigned int length); 106extern bool is_valid_oplock_break(char *, struct TCP_Server_Info *); 107extern bool backup_cred(struct cifs_sb_info *); 108extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); 109extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset, 110 unsigned int bytes_written); 111extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool); 112extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool); 113extern unsigned int smbCalcSize(void *buf); 114extern int decode_negTokenInit(unsigned char *security_blob, int length, 115 struct TCP_Server_Info *server); 116extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len); 117extern void cifs_set_port(struct sockaddr *addr, const unsigned short int port); 118extern int map_smb_to_linux_error(char *buf, bool logErr); 119extern void header_assemble(struct smb_hdr *, char /* command */ , 120 const struct cifs_tcon *, int /* length of 121 fixed section (word count) in two byte units */); 122extern int small_smb_init_no_tc(const int smb_cmd, const int wct, 123 struct cifs_ses *ses, 124 void **request_buf); 125extern enum securityEnum select_sectype(struct TCP_Server_Info *server, 126 enum securityEnum requested); 127extern int CIFS_SessSetup(const unsigned int xid, struct cifs_ses *ses, 128 const struct nls_table *nls_cp); 129extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601); 130extern u64 cifs_UnixTimeToNT(struct timespec); 131extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, 132 int offset); 133extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock); 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); 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); 140 141extern struct cifsFileInfo *cifs_new_fileinfo(struct cifs_fid *fid, 142 struct file *file, 143 struct tcon_link *tlink, 144 __u32 oplock); 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); 149void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr); 150extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr, 151 FILE_UNIX_BASIC_INFO *info, 152 struct cifs_sb_info *cifs_sb); 153extern void cifs_dir_info_to_fattr(struct cifs_fattr *, FILE_DIRECTORY_INFO *, 154 struct cifs_sb_info *); 155extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr); 156extern struct inode *cifs_iget(struct super_block *sb, 157 struct cifs_fattr *fattr); 158 159extern int cifs_get_inode_info(struct inode **inode, const char *full_path, 160 FILE_ALL_INFO *data, struct super_block *sb, 161 int xid, const struct cifs_fid *fid); 162extern int cifs_get_inode_info_unix(struct inode **pinode, 163 const unsigned char *search_path, 164 struct super_block *sb, unsigned int xid); 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); 170extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb, 171 struct cifs_fattr *fattr, struct inode *inode, 172 const char *path, const struct cifs_fid *pfid); 173extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64, 174 kuid_t, kgid_t); 175extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *, 176 const char *, u32 *); 177extern struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *, 178 const struct cifs_fid *, u32 *); 179extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *, 180 const char *, int); 181 182extern 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); 188extern 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 *); 191extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info); 192extern struct smb_vol *cifs_get_volume_info(char *mount_data, 193 const char *devname); 194extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *); 195extern void cifs_umount(struct cifs_sb_info *); 196extern void cifs_mark_open_files_invalid(struct cifs_tcon *tcon); 197extern bool cifs_find_lock_conflict(struct cifsFileInfo *cfile, __u64 offset, 198 __u64 length, __u8 type, 199 struct cifsLockInfo **conf_lock, 200 int rw_check); 201extern 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); 208 209#if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) 210extern void cifs_dfs_release_automount_timer(void); 211#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 215void cifs_proc_init(void); 216void cifs_proc_clean(void); 217 218extern 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 222extern int cifs_negotiate_protocol(const unsigned int xid, 223 struct cifs_ses *ses); 224extern int cifs_setup_session(const unsigned int xid, struct cifs_ses *ses, 225 struct nls_table *nls_info); 226extern int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required); 227extern int CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses); 228 229extern int CIFSTCon(const unsigned int xid, struct cifs_ses *ses, 230 const char *tree, struct cifs_tcon *tcon, 231 const struct nls_table *); 232 233extern int CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon, 234 const char *searchName, struct cifs_sb_info *cifs_sb, 235 __u16 *searchHandle, __u16 search_flags, 236 struct cifs_search_info *psrch_inf, 237 bool msearch); 238 239extern int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon, 240 __u16 searchHandle, __u16 search_flags, 241 struct cifs_search_info *psrch_inf); 242 243extern int CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon, 244 const __u16 search_handle); 245 246extern int CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon, 247 u16 netfid, FILE_ALL_INFO *pFindData); 248extern int CIFSSMBQPathInfo(const unsigned int xid, struct cifs_tcon *tcon, 249 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); 252extern int SMBQueryInformation(const unsigned int xid, struct cifs_tcon *tcon, 253 const char *search_name, FILE_ALL_INFO *data, 254 const struct nls_table *nls_codepage, int remap); 255 256extern int CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon, 257 u16 netfid, FILE_UNIX_BASIC_INFO *pFindData); 258extern int CIFSSMBUnixQPathInfo(const unsigned int xid, 259 struct cifs_tcon *tcon, 260 const unsigned char *searchName, 261 FILE_UNIX_BASIC_INFO *pFindData, 262 const struct nls_table *nls_codepage, int remap); 263 264extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses, 265 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); 269 270extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses, 271 const char *old_path, 272 const struct nls_table *nls_codepage, 273 unsigned int *num_referrals, 274 struct dfs_info3_param **referrals, int remap); 275extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon, 276 struct cifs_sb_info *cifs_sb, 277 struct smb_vol *vol); 278extern int CIFSSMBQFSInfo(const unsigned int xid, struct cifs_tcon *tcon, 279 struct kstatfs *FSData); 280extern int SMBOldQFSInfo(const unsigned int xid, struct cifs_tcon *tcon, 281 struct kstatfs *FSData); 282extern int CIFSSMBSetFSUnixInfo(const unsigned int xid, struct cifs_tcon *tcon, 283 __u64 cap); 284 285extern int CIFSSMBQFSAttributeInfo(const unsigned int xid, 286 struct cifs_tcon *tcon); 287extern 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, 290 struct kstatfs *FSData); 291 292extern int CIFSSMBSetPathInfo(const unsigned int xid, struct cifs_tcon *tcon, 293 const char *fileName, const FILE_BASIC_INFO *data, 294 const struct nls_table *nls_codepage, 295 int remap_special_chars); 296extern int CIFSSMBSetFileInfo(const unsigned int xid, struct cifs_tcon *tcon, 297 const FILE_BASIC_INFO *data, __u16 fid, 298 __u32 pid_of_opener); 299extern int CIFSSMBSetFileDisposition(const unsigned int xid, 300 struct cifs_tcon *tcon, 301 bool delete_file, __u16 fid, 302 __u32 pid_of_opener); 303#if 0 304extern int CIFSSMBSetAttrLegacy(unsigned int xid, struct cifs_tcon *tcon, 305 char *fileName, __u16 dos_attributes, 306 const struct nls_table *nls_codepage); 307#endif /* possibly unneeded function */ 308extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon, 309 const char *file_name, __u64 size, 310 struct cifs_sb_info *cifs_sb, bool set_allocation); 311extern int CIFSSMBSetFileSize(const unsigned int xid, struct cifs_tcon *tcon, 312 struct cifsFileInfo *cfile, __u64 size, 313 bool set_allocation); 314 315struct cifs_unix_set_info_args { 316 __u64 ctime; 317 __u64 atime; 318 __u64 mtime; 319 __u64 mode; 320 kuid_t uid; 321 kgid_t gid; 322 dev_t device; 323}; 324 325extern int CIFSSMBUnixSetFileInfo(const unsigned int xid, 326 struct cifs_tcon *tcon, 327 const struct cifs_unix_set_info_args *args, 328 u16 fid, u32 pid_of_opener); 329 330extern int CIFSSMBUnixSetPathInfo(const unsigned int xid, 331 struct cifs_tcon *tcon, const char *file_name, 332 const struct cifs_unix_set_info_args *args, 333 const struct nls_table *nls_codepage, 334 int remap); 335 336extern int CIFSSMBMkDir(const unsigned int xid, struct cifs_tcon *tcon, 337 const char *name, struct cifs_sb_info *cifs_sb); 338extern int CIFSSMBRmDir(const unsigned int xid, struct cifs_tcon *tcon, 339 const char *name, struct cifs_sb_info *cifs_sb); 340extern int CIFSPOSIXDelFile(const unsigned int xid, struct cifs_tcon *tcon, 341 const char *name, __u16 type, 342 const struct nls_table *nls_codepage, 343 int remap_special_chars); 344extern int CIFSSMBDelFile(const unsigned int xid, struct cifs_tcon *tcon, 345 const char *name, struct cifs_sb_info *cifs_sb); 346extern int CIFSSMBRename(const unsigned int xid, struct cifs_tcon *tcon, 347 const char *from_name, const char *to_name, 348 struct cifs_sb_info *cifs_sb); 349extern 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); 353extern 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); 356extern int CIFSUnixCreateHardLink(const unsigned int xid, 357 struct cifs_tcon *tcon, 358 const char *fromName, const char *toName, 359 const struct nls_table *nls_codepage, 360 int remap_special_chars); 361extern int CIFSUnixCreateSymLink(const unsigned int xid, 362 struct cifs_tcon *tcon, 363 const char *fromName, const char *toName, 364 const struct nls_table *nls_codepage, int remap); 365extern int CIFSSMBUnixQuerySymLink(const unsigned int xid, 366 struct cifs_tcon *tcon, 367 const unsigned char *searchName, char **syminfo, 368 const struct nls_table *nls_codepage, int remap); 369extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon, 370 __u16 fid, char **symlinkinfo, 371 const struct nls_table *nls_codepage); 372extern int CIFSSMB_set_compression(const unsigned int xid, 373 struct cifs_tcon *tcon, __u16 fid); 374extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms, 375 int *oplock, FILE_ALL_INFO *buf); 376extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon, 377 const char *fileName, const int disposition, 378 const int access_flags, const int omode, 379 __u16 *netfid, int *pOplock, FILE_ALL_INFO *, 380 const struct nls_table *nls_codepage, int remap); 381extern int CIFSPOSIXCreate(const unsigned int xid, struct cifs_tcon *tcon, 382 u32 posix_flags, __u64 mode, __u16 *netfid, 383 FILE_UNIX_BASIC_INFO *pRetData, 384 __u32 *pOplock, const char *name, 385 const struct nls_table *nls_codepage, int remap); 386extern int CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon, 387 const int smb_file_id); 388 389extern int CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon, 390 const int smb_file_id); 391 392extern int CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms, 393 unsigned int *nbytes, char **buf, 394 int *return_buf_type); 395extern int CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms, 396 unsigned int *nbytes, const char *buf, 397 const char __user *ubuf, const int long_op); 398extern int CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms, 399 unsigned int *nbytes, struct kvec *iov, const int nvec); 400extern int CIFSGetSrvInodeNumber(const unsigned int xid, struct cifs_tcon *tcon, 401 const char *search_name, __u64 *inode_number, 402 const struct nls_table *nls_codepage, 403 int remap); 404 405extern 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, 410 const __u16 netfid, const __u32 netpid, const __u64 len, 411 const __u64 offset, const __u32 numUnlock, 412 const __u32 numLock, const __u8 lockType, 413 const bool waitFlag, const __u8 oplock_level); 414extern int CIFSSMBPosixLock(const unsigned int xid, struct cifs_tcon *tcon, 415 const __u16 smb_file_id, const __u32 netpid, 416 const loff_t start_offset, const __u64 len, 417 struct file_lock *, const __u16 lock_type, 418 const bool waitFlag); 419extern int CIFSSMBTDis(const unsigned int xid, struct cifs_tcon *tcon); 420extern int CIFSSMBEcho(struct TCP_Server_Info *server); 421extern int CIFSSMBLogoff(const unsigned int xid, struct cifs_ses *ses); 422 423extern struct cifs_ses *sesInfoAlloc(void); 424extern void sesInfoFree(struct cifs_ses *); 425extern struct cifs_tcon *tconInfoAlloc(void); 426extern void tconInfoFree(struct cifs_tcon *); 427 428extern int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server, 429 __u32 *pexpected_response_sequence_number); 430extern int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *, 431 __u32 *); 432extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *); 433extern int cifs_verify_signature(struct smb_rqst *rqst, 434 struct TCP_Server_Info *server, 435 __u32 expected_sequence_number); 436extern 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 *); 439extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *); 440extern void cifs_crypto_shash_release(struct TCP_Server_Info *); 441extern int calc_seckey(struct cifs_ses *); 442extern int generate_smb3signingkey(struct cifs_ses *); 443 444#ifdef CONFIG_CIFS_WEAK_PW_HASH 445extern int calc_lanman_hash(const char *password, const char *cryptkey, 446 bool encrypt, char *lnm_session_key); 447#endif /* CIFS_WEAK_PW_HASH */ 448#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */ 449extern int CIFSSMBNotify(const unsigned int xid, struct cifs_tcon *tcon, 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 */ 454extern int CIFSSMBCopy(unsigned int xid, 455 struct cifs_tcon *source_tcon, 456 const char *fromName, 457 const __u16 target_tid, 458 const char *toName, const int flags, 459 const struct nls_table *nls_codepage, 460 int remap_special_chars); 461extern ssize_t CIFSSMBQAllEAs(const unsigned int xid, struct cifs_tcon *tcon, 462 const unsigned char *searchName, 463 const unsigned char *ea_name, char *EAData, 464 size_t bufsize, const struct nls_table *nls_codepage, 465 int remap_special_chars); 466extern int CIFSSMBSetEA(const unsigned int xid, struct cifs_tcon *tcon, 467 const char *fileName, const char *ea_name, 468 const void *ea_value, const __u16 ea_value_len, 469 const struct nls_table *nls_codepage, int remap_special_chars); 470extern int CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon, 471 __u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen); 472extern int CIFSSMBSetCIFSACL(const unsigned int, struct cifs_tcon *, __u16, 473 struct cifs_ntsd *, __u32, int); 474extern int CIFSSMBGetPosixACL(const unsigned int xid, struct cifs_tcon *tcon, 475 const unsigned char *searchName, 476 char *acl_inf, const int buflen, const int acl_type, 477 const struct nls_table *nls_codepage, int remap_special_chars); 478extern int CIFSSMBSetPosixACL(const unsigned int xid, struct cifs_tcon *tcon, 479 const unsigned char *fileName, 480 const char *local_acl, const int buflen, const int acl_type, 481 const struct nls_table *nls_codepage, int remap_special_chars); 482extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon, 483 const int netfid, __u64 *pExtAttrBits, __u64 *pMask); 484extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb); 485extern bool couldbe_mf_symlink(const struct cifs_fattr *fattr); 486extern int check_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, 487 struct cifs_sb_info *cifs_sb, 488 struct cifs_fattr *fattr, 489 const unsigned char *path); 490extern int mdfour(unsigned char *, unsigned char *, int); 491extern int E_md4hash(const unsigned char *passwd, unsigned char *p16, 492 const struct nls_table *codepage); 493extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8, 494 unsigned char *p24); 495 496void cifs_readdata_release(struct kref *refcount); 497int cifs_async_readv(struct cifs_readdata *rdata); 498int cifs_readv_receive(struct TCP_Server_Info *server, struct mid_q_entry *mid); 499 500int cifs_async_writev(struct cifs_writedata *wdata, 501 void (*release)(struct kref *kref)); 502void cifs_writev_complete(struct work_struct *work); 503struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages, 504 work_func_t complete); 505void cifs_writedata_release(struct kref *refcount); 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); 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); 514#endif /* _CIFSPROTO_H */ 515