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 {
38 fschar_t *searchNamep;
39 normchar_t *nsearchNamep;
41 int LCfound, UCfound, NCfound, ExactFound;
48 typedef int (*cm_DirFuncp_t)(struct cm_scache *, struct cm_dirEntry *, void *,
49 osi_hyper_t *entryOffsetp);
51 /* Special path syntax for direct references to volumes
53 The syntax: @vol:<cellname>{%,#}<volume> can be used to refer to a
54 specific volume in a specific cell, where:
56 <cellname> : name of the cell
57 <volume> : volume name or ID
59 #define CM_PREFIX_VOL "@vol:"
60 #define CM_PREFIX_VOL_CCH 5
64 extern fschar_t cm_foldUpper[];
68 extern int cm_NoneLower(normchar_t *s);
70 extern int cm_NoneUpper(normchar_t *s);
72 extern int cm_stricmp(const char *, const char *);
74 extern long cm_ReadMountPoint(cm_scache_t *scp, cm_user_t *userp,
77 extern long cm_EvaluateVolumeReference(clientchar_t * namep, long flags, cm_user_t * userp,
78 cm_req_t *reqp, cm_scache_t ** outpScpp);
81 extern long cm_NameIDbg(cm_scache_t *rootSCachep, clientchar_t *pathp, long flags,
82 cm_user_t *userp, clientchar_t *tidPathp, cm_req_t *reqp,
83 cm_scache_t **outScpp, char *, long);
85 extern long cm_LookupDbg(cm_scache_t *dscp, clientchar_t *namep, long flags,
86 cm_user_t *userp, cm_req_t *reqp, cm_scache_t **outpScpp,
89 #define cm_Lookup(a,b,c,d,e,f) cm_LookupDbg(a,b,c,d,e,f,__FILE__,__LINE__)
90 #define cm_NameI(a,b,c,d,e,f,g) cm_NameIDbg(a,b,c,d,e,f,g,__FILE__,__LINE__)
92 extern long cm_NameI(cm_scache_t *rootSCachep, clientchar_t *pathp, long flags,
93 cm_user_t *userp, clientchar_t *tidPathp, cm_req_t *reqp,
94 cm_scache_t **outScpp);
95 extern long cm_Lookup(cm_scache_t *dscp, clientchar_t *namep, long flags,
96 cm_user_t *userp, cm_req_t *reqp, cm_scache_t **outpScpp);
99 extern long cm_LookupInternal(cm_scache_t *dscp, clientchar_t *namep, long flags,
100 cm_user_t *userp, cm_req_t *reqp,
101 cm_scache_t **outpScpp);
103 extern afs_int32 cm_TryBulkStat(cm_scache_t *dscp, osi_hyper_t *offsetp,
104 cm_user_t *userp, cm_req_t *reqp);
106 extern long cm_SetAttr(cm_scache_t *scp, cm_attr_t *attrp, cm_user_t *userp,
109 extern long cm_Create(cm_scache_t *scp, clientchar_t *namep, long flags,
110 cm_attr_t *attrp, cm_scache_t **scpp,
111 cm_user_t *userp, cm_req_t *reqp);
113 extern long cm_FSync(cm_scache_t *scp, cm_user_t *userp, cm_req_t *reqp);
115 extern void cm_StatusFromAttr(struct AFSStoreStatus *statusp,
116 struct cm_scache *scp, struct cm_attr *attrp);
118 extern long cm_Unlink(cm_scache_t *dscp, fschar_t *fnamep,
119 clientchar_t *cnamep,
120 cm_user_t *userp, cm_req_t *reqp);
122 extern long cm_ApplyDir(cm_scache_t *scp, cm_DirFuncp_t funcp, void *parmp,
123 osi_hyper_t *startOffsetp, cm_user_t *userp, cm_req_t *reqp,
124 cm_scache_t **retscp);
126 extern long cm_MakeDir(cm_scache_t *dscp, clientchar_t *lastNamep, long flags,
127 cm_attr_t *attrp, cm_user_t *userp, cm_req_t *reqp);
129 extern long cm_RemoveDir(cm_scache_t *dscp, fschar_t *lastNamep, clientchar_t *originalNamep,
130 cm_user_t *userp, cm_req_t *reqp);
132 extern long cm_Rename(cm_scache_t *oldDscp,
133 fschar_t *oldLastNamep, clientchar_t *normalizedOldNamep,
134 cm_scache_t *newDscp, clientchar_t *newLastNamep,
135 cm_user_t *userp, cm_req_t *reqp);
137 extern long cm_HandleLink(cm_scache_t *linkScp, struct cm_user *userp,
140 extern long cm_Link(cm_scache_t *dscp, clientchar_t *namep, cm_scache_t *sscp,
141 long flags, cm_user_t *userp, cm_req_t *reqp);
143 extern long cm_SymLink(cm_scache_t *dscp, clientchar_t *namep, fschar_t *contentsp,
144 long flags, cm_attr_t *attrp, cm_user_t *userp, cm_req_t *reqp);
146 extern long cm_AssembleLink(cm_scache_t *linkScp, fschar_t *pathSuffixp,
147 cm_scache_t **newRootScpp, cm_space_t **newSpaceBufferp,
148 cm_user_t *userp, cm_req_t *reqp);
150 extern int cm_ExpandSysName(clientchar_t *inp, clientchar_t *outp, long outSizeCch,
151 unsigned int sysNameIndex);
153 extern long cm_Open(cm_scache_t *scp, int type, cm_user_t *userp);
155 extern long cm_CheckOpen(cm_scache_t *scp, int openMode, int trunc,
156 cm_user_t *userp, cm_req_t *reqp);
159 * Combinations of file opening access bits for AFS.
160 * We don't insist on write rights to open the file with FILE_WRITE_ATTRIBUTES,
161 * because we want to enable the owner to set/clear the READONLY flag.
162 * The RPC will fail if you can't modify the attributes, anyway.
164 #define AFS_ACCESS_READ (FILE_GENERIC_READ & ~SYNCHRONIZE)
165 #define AFS_ACCESS_WRITE ((FILE_GENERIC_WRITE & ~(READ_CONTROL | SYNCHRONIZE)) \
166 & ~FILE_WRITE_ATTRIBUTES)
167 #define AFS_ACCESS_EXECUTE (FILE_GENERIC_EXECUTE & ~SYNCHRONIZE)
169 typedef struct cm_lock_data {
171 unsigned int sLockType;
172 LARGE_INTEGER LOffset, LLength;
175 extern long cm_CheckNTOpen(cm_scache_t *scp, unsigned int desiredAccess,
176 unsigned int createDisp, cm_user_t *userp,
177 cm_req_t *reqp, cm_lock_data_t ** ldpp);
179 extern long cm_CheckNTOpenDone(cm_scache_t *scp, cm_user_t *userp, cm_req_t *reqp,
180 cm_lock_data_t ** ldpp);
182 extern long cm_CheckNTDelete(cm_scache_t *dscp, cm_scache_t *scp,
183 cm_user_t *userp, cm_req_t *reqp);
185 extern long cm_EvaluateSymLink(cm_scache_t *dscp, cm_scache_t *linkScp,
186 cm_scache_t **outScpp, cm_user_t *userp,
189 extern long cm_FollowMountPoint(cm_scache_t *scp, cm_scache_t *dscp, cm_user_t *userp,
190 cm_req_t *reqp, cm_scache_t **outScpp);
193 extern long cm_Lock(cm_scache_t *scp, unsigned char sLockType,
194 LARGE_INTEGER LOffset, LARGE_INTEGER LLength, cm_key_t key,
195 int allowWait, cm_user_t *userp, cm_req_t *reqp,
196 cm_file_lock_t **lockpp);
198 #define CM_UNLOCK_BY_FID 0x0001
200 extern long cm_UnlockByKey(cm_scache_t * scp,
206 extern long cm_Unlock(cm_scache_t *scp, unsigned char sLockType,
207 LARGE_INTEGER LOffset, LARGE_INTEGER LLength, cm_key_t key,
208 cm_user_t *userp, cm_req_t *reqp);
210 extern long cm_LockCheckRead(cm_scache_t *scp,
211 LARGE_INTEGER LOffset,
212 LARGE_INTEGER LLength,
215 extern long cm_LockCheckWrite(cm_scache_t *scp,
216 LARGE_INTEGER LOffset,
217 LARGE_INTEGER LLength,
220 extern void cm_CheckLocks(void);
222 extern void cm_ReleaseAllLocks(void);
224 extern void cm_LockMarkSCacheLost(cm_scache_t * scp);
226 extern long cm_RetryLock(cm_file_lock_t *oldFileLock, int client_is_dead);
228 #define CM_SESSION_SMB 0xffff
229 #define CM_SESSION_IFS 0xfffe
230 #define CM_SESSION_CMINT 0xfffd
231 #define CM_SESSION_RESERVED 0xfff0
233 extern cm_key_t cm_GenerateKey(unsigned int session, unsigned long process_id, unsigned int file_id);
235 #define MAX_SYMLINK_COUNT 16
236 #endif /* __CM_VNODEOPS_H_ENV__ */