ia64/linux-2.6.18-xen.hg

view fs/afs/vlclient.h @ 524:7f8b544237bf

netfront: Allow netfront in domain 0.

This is useful if your physical network device is in a utility domain.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
author Keir Fraser <keir.fraser@citrix.com>
date Tue Apr 15 15:18:58 2008 +0100 (2008-04-15)
parents 831230e53067
children
line source
1 /* vlclient.h: Volume Location Service client interface
2 *
3 * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
12 #ifndef _LINUX_AFS_VLCLIENT_H
13 #define _LINUX_AFS_VLCLIENT_H
15 #include "types.h"
17 enum AFSVL_Errors {
18 AFSVL_IDEXIST = 363520, /* Volume Id entry exists in vl database */
19 AFSVL_IO = 363521, /* I/O related error */
20 AFSVL_NAMEEXIST = 363522, /* Volume name entry exists in vl database */
21 AFSVL_CREATEFAIL = 363523, /* Internal creation failure */
22 AFSVL_NOENT = 363524, /* No such entry */
23 AFSVL_EMPTY = 363525, /* Vl database is empty */
24 AFSVL_ENTDELETED = 363526, /* Entry is deleted (soft delete) */
25 AFSVL_BADNAME = 363527, /* Volume name is illegal */
26 AFSVL_BADINDEX = 363528, /* Index is out of range */
27 AFSVL_BADVOLTYPE = 363529, /* Bad volume type */
28 AFSVL_BADSERVER = 363530, /* Illegal server number (out of range) */
29 AFSVL_BADPARTITION = 363531, /* Bad partition number */
30 AFSVL_REPSFULL = 363532, /* Run out of space for Replication sites */
31 AFSVL_NOREPSERVER = 363533, /* No such Replication server site exists */
32 AFSVL_DUPREPSERVER = 363534, /* Replication site already exists */
33 AFSVL_RWNOTFOUND = 363535, /* Parent R/W entry not found */
34 AFSVL_BADREFCOUNT = 363536, /* Illegal Reference Count number */
35 AFSVL_SIZEEXCEEDED = 363537, /* Vl size for attributes exceeded */
36 AFSVL_BADENTRY = 363538, /* Bad incoming vl entry */
37 AFSVL_BADVOLIDBUMP = 363539, /* Illegal max volid increment */
38 AFSVL_IDALREADYHASHED = 363540, /* RO/BACK id already hashed */
39 AFSVL_ENTRYLOCKED = 363541, /* Vl entry is already locked */
40 AFSVL_BADVOLOPER = 363542, /* Bad volume operation code */
41 AFSVL_BADRELLOCKTYPE = 363543, /* Bad release lock type */
42 AFSVL_RERELEASE = 363544, /* Status report: last release was aborted */
43 AFSVL_BADSERVERFLAG = 363545, /* Invalid replication site server °ag */
44 AFSVL_PERM = 363546, /* No permission access */
45 AFSVL_NOMEM = 363547, /* malloc/realloc failed to alloc enough memory */
46 };
48 /* maps to "struct vldbentry" in vvl-spec.pdf */
49 struct afs_vldbentry {
50 char name[65]; /* name of volume (including NUL char) */
51 afs_voltype_t type; /* volume type */
52 unsigned num_servers; /* num servers that hold instances of this vol */
53 unsigned clone_id; /* cloning ID */
55 unsigned flags;
56 #define AFS_VLF_RWEXISTS 0x1000 /* R/W volume exists */
57 #define AFS_VLF_ROEXISTS 0x2000 /* R/O volume exists */
58 #define AFS_VLF_BACKEXISTS 0x4000 /* backup volume exists */
60 afs_volid_t volume_ids[3]; /* volume IDs */
62 struct {
63 struct in_addr addr; /* server address */
64 unsigned partition; /* partition ID on this server */
65 unsigned flags; /* server specific flags */
66 #define AFS_VLSF_NEWREPSITE 0x0001 /* unused */
67 #define AFS_VLSF_ROVOL 0x0002 /* this server holds a R/O instance of the volume */
68 #define AFS_VLSF_RWVOL 0x0004 /* this server holds a R/W instance of the volume */
69 #define AFS_VLSF_BACKVOL 0x0008 /* this server holds a backup instance of the volume */
70 } servers[8];
72 };
74 /* look up a volume location database entry by name */
75 extern int afs_rxvl_get_entry_by_name(struct afs_server *server,
76 const char *volname,
77 unsigned volnamesz,
78 struct afs_cache_vlocation *entry);
80 /* look up a volume location database entry by ID */
81 extern int afs_rxvl_get_entry_by_id(struct afs_server *server,
82 afs_volid_t volid,
83 afs_voltype_t voltype,
84 struct afs_cache_vlocation *entry);
86 extern int afs_rxvl_get_entry_by_id_async(struct afs_async_op *op,
87 afs_volid_t volid,
88 afs_voltype_t voltype);
90 extern int afs_rxvl_get_entry_by_id_async2(struct afs_async_op *op,
91 struct afs_cache_vlocation *entry);
93 #endif /* _LINUX_AFS_VLCLIENT_H */