1 /*
2 * fs/cifs/cifsproto.h
3 *
4 * Copyright (c) International Business Machines Corp., 2002,2004
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
25 struct statfs;
26
27 /*
28 *****************************************************************
29 * All Prototypes
30 *****************************************************************
31 */
32
33 extern struct smb_hdr *cifs_buf_get(void);
34 extern void cifs_buf_release(void *);
35 extern struct smb_hdr *cifs_small_buf_get(void);
36 extern void cifs_small_buf_release(void *);
37 extern int smb_send(struct socket *, struct smb_hdr *,
38 unsigned int /* length */ , struct sockaddr *);
39 extern unsigned int _GetXid(void);
40 extern void _FreeXid(unsigned int);
41 #define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__FUNCTION__, xid,current->fsuid));
42 #define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__FUNCTION__,curr_xid,(int)rc));}
43 extern char *build_path_from_dentry(struct dentry *);
44 extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
45 extern void renew_parental_timestamps(struct dentry *direntry);
46 extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,
47 struct smb_hdr * /* input */ ,
48 struct smb_hdr * /* out */ ,
49 int * /* bytes returned */ , const int long_op);
50 extern int checkSMBhdr(struct smb_hdr *smb, __u16 mid);
51 extern int checkSMB(struct smb_hdr *smb, __u16 mid, int length);
52 extern int is_valid_oplock_break(struct smb_hdr *smb);
53 extern unsigned int smbCalcSize(struct smb_hdr *ptr);
54 extern int decode_negTokenInit(unsigned char *security_blob, int length,
55 enum securityEnum *secType);
56 extern int map_smb_to_linux_error(struct smb_hdr *smb);
57 extern void header_assemble(struct smb_hdr *, char /* command */ ,
58 const struct cifsTconInfo *, int
59 /* length of fixed section (word count) in two byte units */
60 );
61 struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16, struct cifsTconInfo *);
62 void DeleteOplockQEntry(struct oplock_q_entry *);
63 extern struct timespec cifs_NTtimeToUnix(u64 /* utc nanoseconds since 1601 */ );
64 extern u64 cifs_UnixTimeToNT(struct timespec);
65 extern int cifs_get_inode_info(struct inode **pinode,
66 const unsigned char *search_path,
67 FILE_ALL_INFO * pfile_info,
68 struct super_block *sb, int xid);
69 extern int cifs_get_inode_info_unix(struct inode **pinode,
70 const unsigned char *search_path,
71 struct super_block *sb,int xid);
72
73 extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,
74 struct nls_table * nls_info);
75 extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
76
77 extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
78 const char *tree, struct cifsTconInfo *tcon,
79 const struct nls_table *);
80
81 extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
82 const char *searchName,
83 FILE_DIRECTORY_INFO * findData,
84 T2_FFIRST_RSP_PARMS * findParms,
85 const struct nls_table *nls_codepage,
86 int *pUnicodeFlag,
87 int *pUnixFlag /* if Unix extensions used */ );
88 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
89 FILE_DIRECTORY_INFO * findData,
90 T2_FNEXT_RSP_PARMS * findParms,
91 const __u16 searchHandle, char * resume_name,
92 int name_length, __u32 resume_key,
93 int *UnicodeFlag, int *pUnixFlag);
94
95 extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
96 const __u16 search_handle);
97
98 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
99 const unsigned char *searchName,
100 FILE_ALL_INFO * findData,
101 const struct nls_table *nls_codepage);
102
103 extern int CIFSSMBUnixQPathInfo(const int xid,
104 struct cifsTconInfo *tcon,
105 const unsigned char *searchName,
106 FILE_UNIX_BASIC_INFO * pFindData,
107 const struct nls_table *nls_codepage);
108
109 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
110 const unsigned char *searchName,
111 unsigned char **targetUNCs,
112 unsigned int *number_of_UNC_in_array,
113 const struct nls_table *nls_codepage);
114
115 extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
116 const char *old_path,
117 const struct nls_table *nls_codepage);
118 extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
119 const char *old_path, const struct nls_table *nls_codepage,
120 unsigned int *pnum_referrals, unsigned char ** preferrals);
121 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
122 struct kstatfs *FSData,
123 const struct nls_table *nls_codepage);
124 extern int CIFSSMBQFSAttributeInfo(const int xid,
125 struct cifsTconInfo *tcon,
126 const struct nls_table *nls_codepage);
127 extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon,
128 const struct nls_table *nls_codepage);
129 extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
130 const struct nls_table *nls_codepage);
131
132 extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon,
133 const char *fileName, const FILE_BASIC_INFO * data,
134 const struct nls_table *nls_codepage);
135 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
136 const char *fileName, __u64 size,int setAllocationSizeFlag,
137 const struct nls_table *nls_codepage);
138 extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
139 __u64 size, __u16 fileHandle,__u32 opener_pid, int AllocSizeFlag);
140 extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon,
141 char *full_path, __u64 mode, __u64 uid,
142 __u64 gid, dev_t dev, const struct nls_table *nls_codepage);
143
144 extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
145 const char *newName,
146 const struct nls_table *nls_codepage);
147 extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
148 const char *name, const struct nls_table *nls_codepage);
149
150 extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
151 const char *name,
152 const struct nls_table *nls_codepage);
153 extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
154 const char *fromName, const char *toName,
155 const struct nls_table *nls_codepage);
156 extern int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
157 int netfid, char * target_name, const struct nls_table *nls_codepage);
158 extern int CIFSCreateHardLink(const int xid,
159 struct cifsTconInfo *tcon,
160 const char *fromName, const char *toName,
161 const struct nls_table *nls_codepage);
162 extern int CIFSUnixCreateHardLink(const int xid,
163 struct cifsTconInfo *tcon,
164 const char *fromName, const char *toName,
165 const struct nls_table *nls_codepage);
166 extern int CIFSUnixCreateSymLink(const int xid,
167 struct cifsTconInfo *tcon,
168 const char *fromName, const char *toName,
169 const struct nls_table *nls_codepage);
170 extern int CIFSSMBUnixQuerySymLink(const int xid,
171 struct cifsTconInfo *tcon,
172 const unsigned char *searchName,
173 char *syminfo, const int buflen,
174 const struct nls_table *nls_codepage);
175 extern int CIFSSMBQueryReparseLinkInfo(const int xid,
176 struct cifsTconInfo *tcon,
177 const unsigned char *searchName,
178 char *symlinkinfo, const int buflen, __u16 fid,
179 const struct nls_table *nls_codepage);
180
181 extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
182 const char *fileName, const int disposition,
183 const int access_flags, const int omode,
184 __u16 * netfid, int *pOplock, FILE_ALL_INFO *,
185 const struct nls_table *nls_codepage);
186 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
187 const int smb_file_id);
188
189 extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
190 const int netfid, unsigned int count,
191 const __u64 lseek, unsigned int *nbytes, char **buf);
192 extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
193 const int netfid, const unsigned int count,
194 const __u64 lseek, unsigned int *nbytes,
195 const char *buf, const char __user *ubuf,
196 const int long_op);
197 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
198 const __u16 netfid, const __u64 len,
199 const __u64 offset, const __u32 numUnlock,
200 const __u32 numLock, const __u8 lockType,
201 const int waitFlag);
202
203 extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
204 extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
205
206 extern struct cifsSesInfo *sesInfoAlloc(void);
207 extern void sesInfoFree(struct cifsSesInfo *);
208 extern struct cifsTconInfo *tconInfoAlloc(void);
209 extern void tconInfoFree(struct cifsTconInfo *);
210
211 extern int cifs_reconnect(struct TCP_Server_Info *server);
212
213 extern int cifs_sign_smb(struct smb_hdr *, struct cifsSesInfo *,__u32 *);
214 extern int cifs_verify_signature(const struct smb_hdr *, const char * mac_key,
215 __u32 expected_sequence_number);
216 extern int cifs_calculate_mac_key(char * key,const char * rn,const char * pass);
217 extern void CalcNTLMv2_partial_mac_key(struct cifsSesInfo *, struct nls_table *);
218 extern void CalcNTLMv2_response(const struct cifsSesInfo *,char * );
219 extern int CIFSSMBCopy(int xid,
220 struct cifsTconInfo *source_tcon,
221 const char *fromName,
222 const __u16 target_tid,
223 const char *toName, const int flags,
224 const struct nls_table *nls_codepage);
225 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
226 const int notify_subdirs,const __u16 netfid,__u32 filter,
227 const struct nls_table *nls_codepage);
228 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
229 const unsigned char *searchName, char * EAData,
230 size_t bufsize, const struct nls_table *nls_codepage);
231 extern ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon,
232 const unsigned char * searchName,const unsigned char * ea_name,
233 unsigned char * ea_value, size_t buf_size,
234 const struct nls_table *nls_codepage);
235 extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
236 const char *fileName, const char * ea_name,
237 const void * ea_value, const __u16 ea_value_len,
238 const struct nls_table *nls_codepage);
239 extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
240 const unsigned char *searchName,
241 char *acl_inf, const int buflen,const int acl_type,
242 const struct nls_table *nls_codepage);
243 extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
244 const unsigned char *fileName,
245 const char *local_acl, const int buflen, const int acl_type,
246 const struct nls_table *nls_codepage);
247 #endif /* _CIFSPROTO_H */
248
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