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fs/cifs/cifsproto.h
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/* * fs/cifs/cifsproto.h * |
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* Copyright (c) International Business Machines Corp., 2002,2008 |
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* Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ #ifndef _CIFSPROTO_H #define _CIFSPROTO_H #include <linux/nls.h> struct statfs; |
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struct smb_vol; |
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/* ***************************************************************** * All Prototypes ***************************************************************** */ extern struct smb_hdr *cifs_buf_get(void); extern void cifs_buf_release(void *); extern struct smb_hdr *cifs_small_buf_get(void); extern void cifs_small_buf_release(void *); |
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extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *, unsigned int /* length */); |
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extern unsigned int _GetXid(void); extern void _FreeXid(unsigned int); |
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#define GetXid() \ ({ \ int __xid = (int)_GetXid(); \ cFYI(1, "CIFS VFS: in %s as Xid: %d with uid: %d", \ __func__, __xid, current_fsuid()); \ __xid; \ }) #define FreeXid(curr_xid) \ do { \ _FreeXid(curr_xid); \ cFYI(1, "CIFS VFS: leaving %s (xid = %d) rc = %d", \ __func__, curr_xid, (int)rc); \ } while (0) |
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extern int init_cifs_idmap(void); extern void exit_cifs_idmap(void); extern void cifs_destroy_idmaptrees(void); |
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extern char *build_path_from_dentry(struct dentry *); |
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extern char *cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, |
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struct cifs_tcon *tcon); |
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extern char *build_wildcard_path_from_dentry(struct dentry *direntry); |
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extern char *cifs_compose_mount_options(const char *sb_mountdata, const char *fullpath, const struct dfs_info3_param *ref, char **devname); |
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/* extern void renew_parental_timestamps(struct dentry *direntry);*/ |
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extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer, struct TCP_Server_Info *server); |
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extern void DeleteMidQEntry(struct mid_q_entry *midEntry); |
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extern int cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov, |
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unsigned int nvec, mid_receive_t *receive, mid_callback_t *callback, void *cbdata, bool ignore_pend); |
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extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *, |
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struct smb_hdr * /* input */ , struct smb_hdr * /* out */ , int * /* bytes returned */ , const int long_op); |
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extern int SendReceiveNoRsp(const unsigned int xid, struct cifs_ses *ses, |
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struct smb_hdr *in_buf, int flags); |
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extern int cifs_check_receive(struct mid_q_entry *mid, struct TCP_Server_Info *server, bool log_error); |
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extern int SendReceive2(const unsigned int /* xid */ , struct cifs_ses *, |
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struct kvec *, int /* nvec to send */, |
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int * /* type of buf returned */ , const int flags); |
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extern int SendReceiveBlockingLock(const unsigned int xid, |
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struct cifs_tcon *ptcon, |
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struct smb_hdr *in_buf , struct smb_hdr *out_buf, int *bytes_returned); |
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extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length); |
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extern bool is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *); |
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extern bool backup_cred(struct cifs_sb_info *); |
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extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); |
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extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset, unsigned int bytes_written); |
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extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool); |
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extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool); |
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extern unsigned int smbCalcSize(struct smb_hdr *ptr); extern int decode_negTokenInit(unsigned char *security_blob, int length, |
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struct TCP_Server_Info *server); |
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extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len); |
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extern int cifs_set_port(struct sockaddr *addr, const unsigned short int port); |
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extern int cifs_fill_sockaddr(struct sockaddr *dst, const char *src, int len, |
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const unsigned short int port); |
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extern int map_smb_to_linux_error(struct smb_hdr *smb, bool logErr); |
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extern void header_assemble(struct smb_hdr *, char /* command */ , |
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const struct cifs_tcon *, int /* length of |
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fixed section (word count) in two byte units */); |
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extern int small_smb_init_no_tc(const int smb_cmd, const int wct, |
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struct cifs_ses *ses, |
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void **request_buf); |
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extern int CIFS_SessSetup(unsigned int xid, struct cifs_ses *ses, |
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const struct nls_table *nls_cp); |
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extern __u16 GetNextMid(struct TCP_Server_Info *server); |
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extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601); |
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extern u64 cifs_UnixTimeToNT(struct timespec); |
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extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset); |
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extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock); |
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extern struct cifsFileInfo *cifs_new_fileinfo(__u16 fileHandle, struct file *file, struct tcon_link *tlink, __u32 oplock); |
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extern int cifs_posix_open(char *full_path, struct inode **pinode, |
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struct super_block *sb, |
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int mode, unsigned int f_flags, |
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__u32 *poplock, __u16 *pnetfid, int xid); |
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void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr); |
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extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr, FILE_UNIX_BASIC_INFO *info, struct cifs_sb_info *cifs_sb); extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr); |
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extern struct inode *cifs_iget(struct super_block *sb, struct cifs_fattr *fattr); |
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extern int cifs_get_file_info(struct file *filp); |
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extern int cifs_get_inode_info(struct inode **pinode, |
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const unsigned char *search_path, |
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FILE_ALL_INFO *pfile_info, |
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struct super_block *sb, int xid, const __u16 *pfid); |
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extern int cifs_get_file_info_unix(struct file *filp); |
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extern int cifs_get_inode_info_unix(struct inode **pinode, const unsigned char *search_path, |
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struct super_block *sb, int xid); |
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extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb, |
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struct cifs_fattr *fattr, struct inode *inode, const char *path, const __u16 *pfid); |
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extern int id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64, uid_t, gid_t); |
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extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *, const char *, u32 *); |
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extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *, |
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const char *, int); |
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extern void dequeue_mid(struct mid_q_entry *mid, bool malformed); extern int cifs_read_from_socket(struct TCP_Server_Info *server, char *buf, unsigned int to_read); extern int cifs_readv_from_socket(struct TCP_Server_Info *server, struct kvec *iov_orig, unsigned int nr_segs, unsigned int to_read); |
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extern void cifs_setup_cifs_sb(struct smb_vol *pvolume_info, struct cifs_sb_info *cifs_sb); extern int cifs_match_super(struct super_block *, void *); |
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extern void cifs_cleanup_volume_info(struct smb_vol *pvolume_info); |
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extern struct smb_vol *cifs_get_volume_info(char *mount_data, const char *devname); |
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extern int cifs_mount(struct cifs_sb_info *, struct smb_vol *); |
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extern void cifs_umount(struct cifs_sb_info *); |
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extern void cifs_dfs_release_automount_timer(void); |
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void cifs_proc_init(void); void cifs_proc_clean(void); |
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extern int cifs_negotiate_protocol(unsigned int xid, |
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struct cifs_ses *ses); extern int cifs_setup_session(unsigned int xid, struct cifs_ses *ses, |
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struct nls_table *nls_info); |
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extern int CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses); |
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extern int CIFSTCon(unsigned int xid, struct cifs_ses *ses, const char *tree, struct cifs_tcon *tcon, |
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const struct nls_table *); |
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extern int CIFSFindFirst(const int xid, struct cifs_tcon *tcon, |
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const char *searchName, const struct nls_table *nls_codepage, |
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__u16 *searchHandle, struct cifs_search_info *psrch_inf, |
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int map, const char dirsep); |
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extern int CIFSFindNext(const int xid, struct cifs_tcon *tcon, |
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__u16 searchHandle, struct cifs_search_info *psrch_inf); |
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extern int CIFSFindClose(const int, struct cifs_tcon *tcon, |
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const __u16 search_handle); |
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extern int CIFSSMBQFileInfo(const int xid, struct cifs_tcon *tcon, |
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u16 netfid, FILE_ALL_INFO *pFindData); |
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extern int CIFSSMBQPathInfo(const int xid, struct cifs_tcon *tcon, |
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const unsigned char *searchName, |
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FILE_ALL_INFO *findData, |
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int legacy /* whether to use old info level */, |
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const struct nls_table *nls_codepage, int remap); |
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extern int SMBQueryInformation(const int xid, struct cifs_tcon *tcon, |
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const unsigned char *searchName, FILE_ALL_INFO *findData, const struct nls_table *nls_codepage, int remap); |
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extern int CIFSSMBUnixQFileInfo(const int xid, struct cifs_tcon *tcon, |
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u16 netfid, FILE_UNIX_BASIC_INFO *pFindData); |
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extern int CIFSSMBUnixQPathInfo(const int xid, |
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struct cifs_tcon *tcon, |
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const unsigned char *searchName, |
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FILE_UNIX_BASIC_INFO *pFindData, |
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const struct nls_table *nls_codepage, int remap); |
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extern int CIFSGetDFSRefer(const int xid, struct cifs_ses *ses, |
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const unsigned char *searchName, |
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struct dfs_info3_param **target_nodes, unsigned int *number_of_nodes_in_array, |
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const struct nls_table *nls_codepage, int remap); |
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extern int get_dfs_path(int xid, struct cifs_ses *pSesInfo, |
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const char *old_path, |
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const struct nls_table *nls_codepage, |
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unsigned int *pnum_referrals, |
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struct dfs_info3_param **preferrals, |
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int remap); |
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extern void reset_cifs_unix_caps(int xid, struct cifs_tcon *tcon, |
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struct cifs_sb_info *cifs_sb, struct smb_vol *vol); |
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extern int CIFSSMBQFSInfo(const int xid, struct cifs_tcon *tcon, |
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struct kstatfs *FSData); |
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extern int SMBOldQFSInfo(const int xid, struct cifs_tcon *tcon, |
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struct kstatfs *FSData); |
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extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifs_tcon *tcon, |
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__u64 cap); |
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extern int CIFSSMBQFSAttributeInfo(const int xid, |
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struct cifs_tcon *tcon); extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifs_tcon *tcon); extern int CIFSSMBQFSUnixInfo(const int xid, struct cifs_tcon *tcon); extern int CIFSSMBQFSPosixInfo(const int xid, struct cifs_tcon *tcon, |
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struct kstatfs *FSData); |
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extern int CIFSSMBSetPathInfo(const int xid, struct cifs_tcon *tcon, |
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const char *fileName, const FILE_BASIC_INFO *data, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBSetFileInfo(const int xid, struct cifs_tcon *tcon, |
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const FILE_BASIC_INFO *data, __u16 fid, __u32 pid_of_opener); |
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extern int CIFSSMBSetFileDisposition(const int xid, struct cifs_tcon *tcon, |
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bool delete_file, __u16 fid, __u32 pid_of_opener); |
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#if 0 |
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extern int CIFSSMBSetAttrLegacy(int xid, struct cifs_tcon *tcon, |
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char *fileName, __u16 dos_attributes, const struct nls_table *nls_codepage); #endif /* possibly unneeded function */ |
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extern int CIFSSMBSetEOF(const int xid, struct cifs_tcon *tcon, |
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const char *fileName, __u64 size, |
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bool setAllocationSizeFlag, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBSetFileSize(const int xid, struct cifs_tcon *tcon, |
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__u64 size, __u16 fileHandle, __u32 opener_pid, |
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bool AllocSizeFlag); |
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struct cifs_unix_set_info_args { __u64 ctime; __u64 atime; __u64 mtime; __u64 mode; __u64 uid; __u64 gid; dev_t device; }; |
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extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifs_tcon *tcon, |
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const struct cifs_unix_set_info_args *args, u16 fid, u32 pid_of_opener); |
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extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifs_tcon *pTcon, |
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char *fileName, const struct cifs_unix_set_info_args *args, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBMkDir(const int xid, struct cifs_tcon *tcon, |
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const char *newName, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBRmDir(const int xid, struct cifs_tcon *tcon, |
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const char *name, const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSPOSIXDelFile(const int xid, struct cifs_tcon *tcon, |
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const char *name, __u16 type, const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBDelFile(const int xid, struct cifs_tcon *tcon, |
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const char *name, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBRename(const int xid, struct cifs_tcon *tcon, |
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const char *fromName, const char *toName, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSSMBRenameOpenFile(const int xid, struct cifs_tcon *pTcon, |
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int netfid, const char *target_name, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSCreateHardLink(const int xid, |
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struct cifs_tcon *tcon, |
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const char *fromName, const char *toName, |
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const struct nls_table *nls_codepage, int remap_special_chars); |
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extern int CIFSUnixCreateHardLink(const int xid, |
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struct cifs_tcon *tcon, |
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const char *fromName, const char *toName, |
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const struct nls_table *nls_codepage, |
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int remap_special_chars); |
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extern int CIFSUnixCreateSymLink(const int xid, |
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struct cifs_tcon *tcon, |
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const char *fromName, const char *toName, const struct nls_table *nls_codepage); extern int CIFSSMBUnixQuerySymLink(const int xid, |
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struct cifs_tcon *tcon, |
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const unsigned char *searchName, char **syminfo, |
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const struct nls_table *nls_codepage); |
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#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL |
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extern int CIFSSMBQueryReparseLinkInfo(const int xid, |
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struct cifs_tcon *tcon, |
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const unsigned char *searchName, char *symlinkinfo, const int buflen, __u16 fid, const struct nls_table *nls_codepage); |
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#endif /* temporarily unused until cifs_symlink fixed */ |
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extern int CIFSSMBOpen(const int xid, struct cifs_tcon *tcon, |
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const char *fileName, const int disposition, const int access_flags, const int omode, |
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__u16 *netfid, int *pOplock, FILE_ALL_INFO *, |
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const struct nls_table *nls_codepage, int remap); |
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extern int SMBLegacyOpen(const int xid, struct cifs_tcon *tcon, |
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const char *fileName, const int disposition, const int access_flags, const int omode, |
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__u16 *netfid, int *pOplock, FILE_ALL_INFO *, |
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const struct nls_table *nls_codepage, int remap); |
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extern int CIFSPOSIXCreate(const int xid, struct cifs_tcon *tcon, |
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u32 posix_flags, __u64 mode, __u16 *netfid, |
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FILE_UNIX_BASIC_INFO *pRetData, __u32 *pOplock, const char *name, |
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const struct nls_table *nls_codepage, int remap); |
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extern int CIFSSMBClose(const int xid, struct cifs_tcon *tcon, |
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const int smb_file_id); |
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extern int CIFSSMBFlush(const int xid, struct cifs_tcon *tcon, |
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const int smb_file_id); |
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extern int CIFSSMBRead(const int xid, struct cifs_io_parms *io_parms, unsigned int *nbytes, char **buf, |
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int *return_buf_type); |
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extern int CIFSSMBWrite(const int xid, struct cifs_io_parms *io_parms, unsigned int *nbytes, const char *buf, const char __user *ubuf, const int long_op); extern int CIFSSMBWrite2(const int xid, struct cifs_io_parms *io_parms, unsigned int *nbytes, struct kvec *iov, const int nvec, |
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const int long_op); |
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extern int CIFSGetSrvInodeNumber(const int xid, struct cifs_tcon *tcon, |
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const unsigned char *searchName, __u64 *inode_number, |
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const struct nls_table *nls_codepage, |
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int remap_special_chars); |
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|
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362 363 364 |
extern int cifs_lockv(const int xid, struct cifs_tcon *tcon, const __u16 netfid, const __u8 lock_type, const __u32 num_unlock, const __u32 num_lock, LOCKING_ANDX_RANGE *buf); |
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extern int CIFSSMBLock(const int xid, struct cifs_tcon *tcon, |
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const __u16 netfid, const __u32 netpid, const __u64 len, |
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const __u64 offset, const __u32 numUnlock, const __u32 numLock, const __u8 lockType, |
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const bool waitFlag, const __u8 oplock_level); |
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extern int CIFSSMBPosixLock(const int xid, struct cifs_tcon *tcon, |
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371 372 |
const __u16 smb_file_id, const __u32 netpid, const int get_flag, const __u64 len, struct file_lock *, |
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const __u16 lock_type, const bool waitFlag); |
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extern int CIFSSMBTDis(const int xid, struct cifs_tcon *tcon); |
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extern int CIFSSMBEcho(struct TCP_Server_Info *server); |
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extern int CIFSSMBLogoff(const int xid, struct cifs_ses *ses); |
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|
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extern struct cifs_ses *sesInfoAlloc(void); extern void sesInfoFree(struct cifs_ses *); extern struct cifs_tcon *tconInfoAlloc(void); extern void tconInfoFree(struct cifs_tcon *); |
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|
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extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *); |
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384 385 |
extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *, __u32 *); |
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extern int cifs_verify_signature(struct kvec *iov, unsigned int nr_iov, |
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struct TCP_Server_Info *server, |
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|
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__u32 expected_sequence_number); |
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389 390 391 |
extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *, const struct nls_table *); extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *); |
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extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *); |
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393 394 |
extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *); extern void cifs_crypto_shash_release(struct TCP_Server_Info *); |
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extern int calc_seckey(struct cifs_ses *); |
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|
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|
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|
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#ifdef CONFIG_CIFS_WEAK_PW_HASH |
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|
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extern int calc_lanman_hash(const char *password, const char *cryptkey, |
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|
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bool encrypt, char *lnm_session_key); |
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|
400 |
#endif /* CIFS_WEAK_PW_HASH */ |
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|
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#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */ |
96daf2b09
|
402 |
extern int CIFSSMBNotify(const int xid, struct cifs_tcon *tcon, |
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|
403 404 405 406 |
const int notify_subdirs, const __u16 netfid, __u32 filter, struct file *file, int multishot, const struct nls_table *nls_codepage); #endif /* was needed for dnotify, and will be needed for inotify when VFS fix */ |
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extern int CIFSSMBCopy(int xid, |
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|
408 |
struct cifs_tcon *source_tcon, |
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|
409 410 411 |
const char *fromName, const __u16 target_tid, const char *toName, const int flags, |
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|
412 |
const struct nls_table *nls_codepage, |
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|
413 |
int remap_special_chars); |
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|
414 |
extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifs_tcon *tcon, |
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|
415 416 |
const unsigned char *searchName, const unsigned char *ea_name, char *EAData, |
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|
417 418 |
size_t bufsize, const struct nls_table *nls_codepage, int remap_special_chars); |
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|
419 |
extern int CIFSSMBSetEA(const int xid, struct cifs_tcon *tcon, |
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|
420 421 |
const char *fileName, const char *ea_name, const void *ea_value, const __u16 ea_value_len, |
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|
422 |
const struct nls_table *nls_codepage, int remap_special_chars); |
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|
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extern int CIFSSMBGetCIFSACL(const int xid, struct cifs_tcon *tcon, |
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|
424 |
__u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen); |
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|
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extern int CIFSSMBSetCIFSACL(const int, struct cifs_tcon *, __u16, |
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|
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struct cifs_ntsd *, __u32, int); |
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|
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extern int CIFSSMBGetPosixACL(const int xid, struct cifs_tcon *tcon, |
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|
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const unsigned char *searchName, |
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|
429 |
char *acl_inf, const int buflen, const int acl_type, |
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|
430 |
const struct nls_table *nls_codepage, int remap_special_chars); |
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|
431 |
extern int CIFSSMBSetPosixACL(const int xid, struct cifs_tcon *tcon, |
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|
432 433 |
const unsigned char *fileName, const char *local_acl, const int buflen, const int acl_type, |
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|
434 |
const struct nls_table *nls_codepage, int remap_special_chars); |
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|
435 |
extern int CIFSGetExtAttr(const int xid, struct cifs_tcon *tcon, |
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|
436 |
const int netfid, __u64 *pExtAttrBits, __u64 *pMask); |
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|
437 |
extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb); |
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|
438 439 440 441 |
extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr); extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr, const unsigned char *path, struct cifs_sb_info *cifs_sb, int xid); |
ee2c92585
|
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extern int mdfour(unsigned char *, unsigned char *, int); |
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|
443 444 |
extern int E_md4hash(const unsigned char *passwd, unsigned char *p16, const struct nls_table *codepage); |
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|
445 |
extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8, |
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|
446 |
unsigned char *p24); |
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|
447 |
|
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|
448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 |
/* asynchronous read support */ struct cifs_readdata { struct cifsFileInfo *cfile; struct address_space *mapping; __u64 offset; unsigned int bytes; pid_t pid; int result; struct list_head pages; struct work_struct work; unsigned int nr_iov; struct kvec iov[1]; }; struct cifs_readdata *cifs_readdata_alloc(unsigned int nr_pages); void cifs_readdata_free(struct cifs_readdata *rdata); int cifs_async_readv(struct cifs_readdata *rdata); |
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|
465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 |
/* asynchronous write support */ struct cifs_writedata { struct kref refcount; enum writeback_sync_modes sync_mode; struct work_struct work; struct cifsFileInfo *cfile; __u64 offset; unsigned int bytes; int result; unsigned int nr_pages; struct page *pages[1]; }; int cifs_async_writev(struct cifs_writedata *wdata); struct cifs_writedata *cifs_writedata_alloc(unsigned int nr_pages); void cifs_writedata_release(struct kref *refcount); |
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#endif /* _CIFSPROTO_H */ |