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_CONN_H_ENV__
11 #define __CM_CONN_H_ENV__ 1
13 #define CM_CONN_DEFAULTRDRTIMEOUT 45
14 #define CM_CONN_CONNDEADTIME 20
15 #define CM_CONN_HARDDEADTIME 40
17 typedef struct cm_conn {
18 struct cm_conn *nextp; /* locked by cm_connLock */
19 struct cm_server *serverp; /* locked by cm_serverLock */
20 struct rx_connection *callp; /* locked by mx */
21 struct cm_user *userp; /* locked by mx; a held reference */
22 osi_mutex_t mx; /* mutex for some of these fields */
23 int refCount; /* locked by cm_connLock */
24 int ucgen; /* ucellp's generation number */
25 long flags; /* locked by mx */
28 /* structure used for tracking RPC progress */
29 typedef struct cm_req {
30 DWORD startTime; /* Quit before RDR times us out */
31 int rpcError; /* RPC error code */
32 int volumeError; /* volume error code */
33 int accessError; /* access error code */
37 /* flags in cm_req structure */
38 #define CM_REQ_NORETRY 0x1
43 * Note: all of the errors listed here are currently generated by the volume
44 * package. Other vice error codes, should they be needed, could be included
48 #define VREADONLY EROFS /* Attempt to write a read-only volume */
50 /* Special error codes, which may require special handling (other than just
51 passing them through directly to the end user) are listed below */
53 #define VICE_SPECIAL_ERRORS 101 /* Lowest special error code */
55 #define VSALVAGE 101 /* Volume needs salvage */
56 #define VNOVNODE 102 /* Bad vnode number quoted */
57 #define VNOVOL 103 /* Volume not attached, doesn't exist,
58 not created or not online */
59 #define VVOLEXISTS 104 /* Volume already exists */
60 #define VNOSERVICE 105 /* Volume is not in service (i.e. it's
61 is out of funds, is obsolete, or somesuch) */
62 #define VOFFLINE 106 /* Volume is off line, for the reason
63 given in the offline message */
64 #define VONLINE 107 /* Volume is already on line */
65 #define VDISKFULL 108 /* ENOSPC - Partition is "full",
66 i.e. roughly within n% of full */
67 #define VOVERQUOTA 109 /* EDQUOT - Volume max quota exceeded */
68 #define VBUSY 110 /* Volume temporarily unavailable; try again.
69 The volume should be available again shortly;
70 if it isn't something is wrong.
71 Not normally to be propagated to the
73 #define VMOVED 111 /* Volume has moved to another server;
74 do a VGetVolumeInfo to THIS server to find
77 #define VRESTARTING -100 /* server is restarting, otherwise similar to
78 VBUSY above. This is negative so that old
79 cache managers treat it as "server is down"*/
81 extern void cm_InitConn(void);
83 extern void cm_InitReq(cm_req_t *reqp);
85 extern int cm_Analyze(cm_conn_t *connp, struct cm_user *up, struct cm_req *reqp,
87 struct AFSVolSync *volInfop,
88 struct cm_callbackRequest *cbrp, long code);
90 extern long cm_ConnByMServers(struct cm_serverRef *, struct cm_user *,
91 cm_req_t *, cm_conn_t **);
93 extern long cm_ConnByServer(struct cm_server *, struct cm_user *, cm_conn_t **);
95 extern long cm_Conn(struct cm_fid *, struct cm_user *, struct cm_req *,
98 extern void cm_PutConn(cm_conn_t *connp);
100 extern void cm_GCConnections(cm_server_t *serverp);
102 #endif /* __CM_CONN_H_ENV__ */