/* * fs/cifs/cifsproto.h * * Copyright (c) International Business Machines Corp., 2002,2007 * 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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _CIFSPROTO_H #define _CIFSPROTO_H #include <linux/nls.h> struct statfs; struct smb_vol; /* ***************************************************************** * 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 *); extern int smb_send(struct socket *, struct smb_hdr *, unsigned int /* length */ , struct sockaddr *); extern unsigned int _GetXid(void); extern void _FreeXid(unsigned int); #define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__FUNCTION__, xid,current->fsuid)); #define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__FUNCTION__,curr_xid,(int)rc));} extern char *build_path_from_dentry(struct dentry *); extern char *build_wildcard_path_from_dentry(struct dentry *direntry); /* extern void renew_parental_timestamps(struct dentry *direntry);*/ extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *, struct smb_hdr * /* input */ , struct smb_hdr * /* out */ , int * /* bytes returned */ , const int long_op); extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *, struct kvec *, int /* nvec to send */, int * /* type of buf returned */ , const int long_op); extern int SendReceiveBlockingLock(const unsigned int /* xid */ , struct cifsTconInfo *, struct smb_hdr * /* input */ , struct smb_hdr * /* out */ , int * /* bytes returned */); extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length); extern int is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *); extern int is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof); extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *); extern unsigned int smbCalcSize(struct smb_hdr *ptr); extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr); extern int decode_negTokenInit(unsigned char *security_blob, int length, enum securityEnum *secType); extern int cifs_inet_pton(int, char * source, void *dst); extern int map_smb_to_linux_error(struct smb_hdr *smb); extern void header_assemble(struct smb_hdr *, char /* command */ , const struct cifsTconInfo *, int /* length of fixed section (word count) in two byte units */); extern int small_smb_init_no_tc(const int smb_cmd, const int wct, struct cifsSesInfo *ses, void ** request_buf); extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, const int stage, const struct nls_table *nls_cp); extern __u16 GetNextMid(struct TCP_Server_Info *server); extern struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16, struct cifsTconInfo *); extern void DeleteOplockQEntry(struct oplock_q_entry *); extern struct timespec cifs_NTtimeToUnix(u64 /* utc nanoseconds since 1601 */ ); extern u64 cifs_UnixTimeToNT(struct timespec); extern __le64 cnvrtDosCifsTm(__u16 date, __u16 time); extern struct timespec cnvrtDosUnixTm(__u16 date, __u16 time); extern int cifs_get_inode_info(struct inode **pinode, const unsigned char *search_path, FILE_ALL_INFO * pfile_info, struct super_block *sb, int xid); extern int cifs_get_inode_info_unix(struct inode **pinode, const unsigned char *search_path, struct super_block *sb,int xid); extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *, const char *); extern int cifs_umount(struct super_block *, struct cifs_sb_info *); void cifs_proc_init(void); void cifs_proc_clean(void); extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo, struct nls_table * nls_info); extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses); extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses, const char *tree, struct cifsTconInfo *tcon, const struct nls_table *); extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon, const char *searchName, const struct nls_table *nls_codepage, __u16 *searchHandle, struct cifs_search_info * psrch_inf, int map, const char dirsep); extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon, __u16 searchHandle, struct cifs_search_info * psrch_inf); extern int CIFSFindClose(const int, struct cifsTconInfo *tcon, const __u16 search_handle); extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, FILE_ALL_INFO * findData, int legacy /* whether to use old info level */, const struct nls_table *nls_codepage, int remap); extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, FILE_ALL_INFO * findData, const struct nls_table *nls_codepage, int remap); extern int CIFSSMBUnixQPathInfo(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, FILE_UNIX_BASIC_INFO * pFindData, const struct nls_table *nls_codepage, int remap); extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses, const unsigned char *searchName, unsigned char **targetUNCs, unsigned int *number_of_UNC_in_array, const struct nls_table *nls_codepage, int remap); extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo, const char *old_path, const struct nls_table *nls_codepage, int remap); extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo, const char *old_path, const struct nls_table *nls_codepage, unsigned int *pnum_referrals, unsigned char ** preferrals, int remap); extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon, struct super_block * sb, struct smb_vol * vol); extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon, struct kstatfs *FSData); extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon, struct kstatfs *FSData); extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon, __u64 cap); extern int CIFSSMBQFSAttributeInfo(const int xid, struct cifsTconInfo *tcon); extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon); extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon); extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon, struct kstatfs *FSData); extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon, const char *fileName, const FILE_BASIC_INFO * data, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, const FILE_BASIC_INFO * data, __u16 fid); #if 0 extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon, char *fileName, __u16 dos_attributes, const struct nls_table *nls_codepage); #endif /* possibly unneeded function */ extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon, const char *fileName, __u64 size, int setAllocationSizeFlag, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon, __u64 size, __u16 fileHandle,__u32 opener_pid, int AllocSizeFlag); extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon, char *full_path, __u64 mode, __u64 uid, __u64 gid, dev_t dev, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon, const char *newName, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon, const char *name, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon, const char *name, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon, const char *fromName, const char *toName, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon, int netfid, char * target_name, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSCreateHardLink(const int xid, struct cifsTconInfo *tcon, const char *fromName, const char *toName, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSUnixCreateHardLink(const int xid, struct cifsTconInfo *tcon, const char *fromName, const char *toName, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSUnixCreateSymLink(const int xid, struct cifsTconInfo *tcon, const char *fromName, const char *toName, const struct nls_table *nls_codepage); extern int CIFSSMBUnixQuerySymLink(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, char *syminfo, const int buflen, const struct nls_table *nls_codepage); extern int CIFSSMBQueryReparseLinkInfo(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, char *symlinkinfo, const int buflen, __u16 fid, const struct nls_table *nls_codepage); extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon, const char *fileName, const int disposition, const int access_flags, const int omode, __u16 * netfid, int *pOplock, FILE_ALL_INFO *, const struct nls_table *nls_codepage, int remap); extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon, const char *fileName, const int disposition, const int access_flags, const int omode, __u16 * netfid, int *pOplock, FILE_ALL_INFO *, const struct nls_table *nls_codepage, int remap); extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon, u32 posix_flags, __u64 mode, __u16 * netfid, FILE_UNIX_BASIC_INFO *pRetData, __u32 *pOplock, const char *name, const struct nls_table *nls_codepage, int remap); extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, const int smb_file_id); extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon, const int netfid, unsigned int count, const __u64 lseek, unsigned int *nbytes, char **buf, int * return_buf_type); extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon, const int netfid, const unsigned int count, const __u64 lseek, unsigned int *nbytes, const char *buf, const char __user *ubuf, const int long_op); extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon, const int netfid, const unsigned int count, const __u64 offset, unsigned int *nbytes, struct kvec *iov, const int nvec, const int long_op); extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, __u64 * inode_number, const struct nls_table *nls_codepage, int remap_special_chars); extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen, const struct nls_table * codepage); extern int cifsConvertToUCS(__le16 * target, const char *source, int maxlen, const struct nls_table * cp, int mapChars); extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon, const __u16 netfid, const __u64 len, const __u64 offset, const __u32 numUnlock, const __u32 numLock, const __u8 lockType, const int waitFlag); extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon, const __u16 smb_file_id, const int get_flag, const __u64 len, struct file_lock *, const __u16 lock_type, const int waitFlag); extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon); extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses); extern struct cifsSesInfo *sesInfoAlloc(void); extern void sesInfoFree(struct cifsSesInfo *); extern struct cifsTconInfo *tconInfoAlloc(void); extern void tconInfoFree(struct cifsTconInfo *); extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *,__u32 *); extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *, __u32 *); extern int cifs_verify_signature(struct smb_hdr *, const char * mac_key, __u32 expected_sequence_number); extern int cifs_calculate_mac_key(char * key,const char * rn,const char * pass); extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *, const struct nls_table *); extern void CalcNTLMv2_response(const struct cifsSesInfo *, char * ); extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *, const struct nls_table *); #ifdef CONFIG_CIFS_WEAK_PW_HASH extern void calc_lanman_hash(struct cifsSesInfo * ses, char * lnm_session_key); #endif /* CIFS_WEAK_PW_HASH */ extern int CIFSSMBCopy(int xid, struct cifsTconInfo *source_tcon, const char *fromName, const __u16 target_tid, const char *toName, const int flags, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon, const int notify_subdirs,const __u16 netfid, __u32 filter, struct file * file, int multishot, const struct nls_table *nls_codepage); extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, char * EAData, size_t bufsize, const struct nls_table *nls_codepage, int remap_special_chars); extern ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon, const unsigned char * searchName,const unsigned char * ea_name, unsigned char * ea_value, size_t buf_size, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon, const char *fileName, const char * ea_name, const void * ea_value, const __u16 ea_value_len, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon, __u16 fid, char *acl_inf, const int buflen, const int acl_type /* ACCESS vs. DEFAULT */); extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon, const unsigned char *searchName, char *acl_inf, const int buflen,const int acl_type, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon, const unsigned char *fileName, const char *local_acl, const int buflen, const int acl_type, const struct nls_table *nls_codepage, int remap_special_chars); extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon, const int netfid, __u64 * pExtAttrBits, __u64 *pMask); #endif /* _CIFSPROTO_H */