2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 #ifndef __CM_VNODEOPS_H_ENV__
11 #define __CM_VNODEOPS_H_ENV__ 1
13 extern unsigned int cm_mountRootGen;
15 extern int cm_enableServerLocks;
17 extern int cm_followBackupPath;
19 /* parms for attribute setting call */
20 typedef struct cm_attr {
29 #define CM_ATTRMASK_CLIENTMODTIME 1 /* set if field is valid */
30 #define CM_ATTRMASK_LENGTH 2 /* field is valid */
31 #define CM_ATTRMASK_UNIXMODEBITS 4 /* field is valid */
32 #define CM_ATTRMASK_OWNER 8 /* field is valid */
33 #define CM_ATTRMASK_GROUP 0x10 /* field is valid */
35 /* type of rock for lookup's searches */
36 typedef struct cm_lookupSearch {
40 int LCfound, UCfound, NCfound, ExactFound;
47 typedef int (*cm_DirFuncp_t)(struct cm_scache *, struct cm_dirEntry *, void *,
48 osi_hyper_t *entryOffsetp);
50 /* Special path syntax for direct references to volumes
52 The syntax: @vol:<cellname>{%,#}<volume> can be used to refer to a
53 specific volume in a specific cell, where:
55 <cellname> : name of the cell
56 <volume> : volume name or ID
58 #define CM_PREFIX_VOL "@vol:"
59 #define CM_PREFIX_VOL_CCH 5
63 extern unsigned char cm_foldUpper[];
67 extern int cm_NoneLower(char *s);
69 extern int cm_NoneUpper(char *s);
71 extern int cm_Is8Dot3(char *namep);
73 extern int cm_stricmp(const char *, const char *);
75 extern void cm_Gen8Dot3Name(struct cm_dirEntry *dep, char *shortName,
76 char **shortNameEndp);
78 #define cm_Gen8Dot3Name(dep,shortName,shortNameEndp) \
79 cm_Gen8Dot3NameInt((dep)->name, &(dep)->fid, shortName, shortNameEndp)
81 extern void cm_Gen8Dot3NameInt(const char * longname, cm_dirFid_t * pfid,
82 char *shortName, char **shortNameEndp);
84 extern long cm_ReadMountPoint(cm_scache_t *scp, cm_user_t *userp,
87 extern long cm_EvaluateVolumeReference(char * namep, long flags, cm_user_t * userp,
88 cm_req_t *reqp, cm_scache_t ** outpScpp);
91 extern long cm_NameIDbg(cm_scache_t *rootSCachep, char *pathp, long flags,
92 cm_user_t *userp, char *tidPathp, cm_req_t *reqp,
93 cm_scache_t **outScpp, char *, long);
95 extern long cm_LookupDbg(cm_scache_t *dscp, char *namep, long flags,
96 cm_user_t *userp, cm_req_t *reqp, cm_scache_t **outpScpp, char *, long);
98 #define cm_Lookup(a,b,c,d,e,f) cm_LookupDbg(a,b,c,d,e,f,__FILE__,__LINE__)
99 #define cm_NameI(a,b,c,d,e,f,g) cm_NameIDbg(a,b,c,d,e,f,g,__FILE__,__LINE__)
101 extern long cm_NameI(cm_scache_t *rootSCachep, char *pathp, long flags,
102 cm_user_t *userp, char *tidPathp, cm_req_t *reqp,
103 cm_scache_t **outScpp);
104 extern long cm_Lookup(cm_scache_t *dscp, char *namep, long flags,
105 cm_user_t *userp, cm_req_t *reqp, cm_scache_t **outpScpp);
108 extern long cm_LookupInternal(cm_scache_t *dscp, char *namep, long flags,
109 cm_user_t *userp, cm_req_t *reqp,
110 cm_scache_t **outpScpp);
112 extern afs_int32 cm_TryBulkStat(cm_scache_t *dscp, osi_hyper_t *offsetp,
113 cm_user_t *userp, cm_req_t *reqp);
115 extern long cm_SetAttr(cm_scache_t *scp, cm_attr_t *attrp, cm_user_t *userp,
118 extern long cm_Create(cm_scache_t *scp, char *namep, long flags,
119 cm_attr_t *attrp, cm_scache_t **scpp, cm_user_t *userp, cm_req_t *reqp);
121 extern long cm_FSync(cm_scache_t *scp, cm_user_t *userp, cm_req_t *reqp);
123 extern void cm_StatusFromAttr(struct AFSStoreStatus *statusp,
124 struct cm_scache *scp, struct cm_attr *attrp);
126 extern long cm_Unlink(cm_scache_t *dscp, char *namep, cm_user_t *userp,
129 extern long cm_ApplyDir(cm_scache_t *scp, cm_DirFuncp_t funcp, void *parmp,
130 osi_hyper_t *startOffsetp, cm_user_t *userp, cm_req_t *reqp,
131 cm_scache_t **retscp);
133 extern long cm_MakeDir(cm_scache_t *dscp, char *lastNamep, long flags,
134 cm_attr_t *attrp, cm_user_t *userp, cm_req_t *reqp);
136 extern long cm_RemoveDir(cm_scache_t *dscp, char *lastNamep, cm_user_t *userp,
139 extern long cm_Rename(cm_scache_t *oldDscp, char *oldLastNamep,
140 cm_scache_t *newDscp, char *newLastNamep, cm_user_t *userp,
143 extern long cm_HandleLink(cm_scache_t *linkScp, struct cm_user *userp,
146 extern long cm_Link(cm_scache_t *dscp, char *namep, cm_scache_t *sscp,
147 long flags, cm_user_t *userp, cm_req_t *reqp);
149 extern long cm_SymLink(cm_scache_t *dscp, char *namep, char *contentsp,
150 long flags, cm_attr_t *attrp, cm_user_t *userp, cm_req_t *reqp);
152 extern long cm_AssembleLink(cm_scache_t *linkScp, char *pathSuffixp,
153 cm_scache_t **newRootScpp, cm_space_t **newSpaceBufferp,
154 cm_user_t *userp, cm_req_t *reqp);
156 extern int cm_ExpandSysName(char *inp, char *outp, long outSize,
157 unsigned int sysNameIndex);
159 extern long cm_Open(cm_scache_t *scp, int type, cm_user_t *userp);
161 extern long cm_CheckOpen(cm_scache_t *scp, int openMode, int trunc,
162 cm_user_t *userp, cm_req_t *reqp);
165 * Combinations of file opening access bits for AFS.
166 * We don't insist on write rights to open the file with FILE_WRITE_ATTRIBUTES,
167 * because we want to enable the owner to set/clear the READONLY flag.
168 * The RPC will fail if you can't modify the attributes, anyway.
170 #define AFS_ACCESS_READ (FILE_GENERIC_READ & ~SYNCHRONIZE)
171 #define AFS_ACCESS_WRITE ((FILE_GENERIC_WRITE & ~(READ_CONTROL | SYNCHRONIZE)) \
172 & ~FILE_WRITE_ATTRIBUTES)
174 typedef struct cm_lock_data {
176 unsigned int sLockType;
177 LARGE_INTEGER LOffset, LLength;
180 extern long cm_CheckNTOpen(cm_scache_t *scp, unsigned int desiredAccess,
181 unsigned int createDisp, cm_user_t *userp, cm_req_t *reqp, cm_lock_data_t ** ldpp);
183 extern long cm_CheckNTOpenDone(cm_scache_t *scp, cm_user_t *userp, cm_req_t *reqp,
184 cm_lock_data_t ** ldpp);
186 extern long cm_CheckNTDelete(cm_scache_t *dscp, cm_scache_t *scp,
187 cm_user_t *userp, cm_req_t *reqp);
189 extern long cm_EvaluateSymLink(cm_scache_t *dscp, cm_scache_t *linkScp,
190 cm_scache_t **outScpp, cm_user_t *userp, cm_req_t *reqp);
192 extern long cm_FollowMountPoint(cm_scache_t *scp, cm_scache_t *dscp, cm_user_t *userp,
193 cm_req_t *reqp, cm_scache_t **outScpp);
196 extern long cm_Lock(cm_scache_t *scp, unsigned char sLockType,
197 LARGE_INTEGER LOffset, LARGE_INTEGER LLength, cm_key_t key,
198 int allowWait, cm_user_t *userp, cm_req_t *reqp,
199 cm_file_lock_t **lockpp);
201 #define CM_UNLOCK_BY_FID 0x0001
203 extern long cm_UnlockByKey(cm_scache_t * scp,
209 extern long cm_Unlock(cm_scache_t *scp, unsigned char sLockType,
210 LARGE_INTEGER LOffset, LARGE_INTEGER LLength, cm_key_t key,
211 cm_user_t *userp, cm_req_t *reqp);
213 extern long cm_LockCheckRead(cm_scache_t *scp,
214 LARGE_INTEGER LOffset,
215 LARGE_INTEGER LLength,
218 extern long cm_LockCheckWrite(cm_scache_t *scp,
219 LARGE_INTEGER LOffset,
220 LARGE_INTEGER LLength,
223 extern void cm_CheckLocks(void);
225 extern void cm_ReleaseAllLocks(void);
227 extern void cm_LockMarkSCacheLost(cm_scache_t * scp);
229 extern long cm_RetryLock(cm_file_lock_t *oldFileLock, int client_is_dead);
231 #define CM_SESSION_SMB 0xffff
232 #define CM_SESSION_IFS 0xfffe
233 #define CM_SESSION_CMINT 0xfffd
234 #define CM_SESSION_RESERVED 0xfff0
236 extern cm_key_t cm_GenerateKey(unsigned int session, unsigned long process_id, unsigned int file_id);
238 #define MAX_SYMLINK_COUNT 16
239 #endif /* __CM_VNODEOPS_H_ENV__ */