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1c79356b | 1 | /* |
3e170ce0 | 2 | * Copyright (c) 2000-2015 Apple Inc. All rights reserved. |
5d5c5d0d | 3 | * |
2d21ac55 | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
1c79356b | 5 | * |
2d21ac55 A |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License | |
8 | * Version 2.0 (the 'License'). You may not use this file except in | |
9 | * compliance with the License. The rights granted to you under the License | |
10 | * may not be used to create, or enable the creation or redistribution of, | |
11 | * unlawful or unlicensed copies of an Apple operating system, or to | |
12 | * circumvent, violate, or enable the circumvention or violation of, any | |
13 | * terms of an Apple operating system software license agreement. | |
8f6c56a5 | 14 | * |
2d21ac55 A |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. | |
17 | * | |
18 | * The Original Code and all software distributed under the License are | |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
8f6c56a5 A |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
2d21ac55 A |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and | |
24 | * limitations under the License. | |
8f6c56a5 | 25 | * |
2d21ac55 | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
1c79356b A |
27 | */ |
28 | /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ | |
29 | /* | |
30 | * Copyright (c) 1989, 1993 | |
31 | * The Regents of the University of California. All rights reserved. | |
32 | * | |
33 | * This code is derived from software contributed to Berkeley by | |
34 | * Rick Macklem at The University of Guelph. | |
35 | * | |
36 | * Redistribution and use in source and binary forms, with or without | |
37 | * modification, are permitted provided that the following conditions | |
38 | * are met: | |
39 | * 1. Redistributions of source code must retain the above copyright | |
40 | * notice, this list of conditions and the following disclaimer. | |
41 | * 2. Redistributions in binary form must reproduce the above copyright | |
42 | * notice, this list of conditions and the following disclaimer in the | |
43 | * documentation and/or other materials provided with the distribution. | |
44 | * 3. All advertising materials mentioning features or use of this software | |
45 | * must display the following acknowledgement: | |
46 | * This product includes software developed by the University of | |
47 | * California, Berkeley and its contributors. | |
48 | * 4. Neither the name of the University nor the names of its contributors | |
49 | * may be used to endorse or promote products derived from this software | |
50 | * without specific prior written permission. | |
51 | * | |
52 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
53 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
54 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
55 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
56 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
57 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
58 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
59 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
60 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
61 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
62 | * SUCH DAMAGE. | |
63 | * | |
64 | * @(#)nfsmount.h 8.3 (Berkeley) 3/30/95 | |
65 | * FreeBSD-Id: nfsmount.h,v 1.13 1997/08/16 19:16:05 wollman Exp $ | |
66 | */ | |
67 | ||
68 | ||
69 | #ifndef _NFS_NFSMOUNT_H_ | |
70 | #define _NFS_NFSMOUNT_H_ | |
71 | ||
9bccf70c A |
72 | #include <sys/appleapiopts.h> |
73 | ||
74 | #ifdef __APPLE_API_PRIVATE | |
2d21ac55 A |
75 | |
76 | /* | |
77 | * NFS mount file system attributes | |
78 | */ | |
79 | struct nfs_fsattr { | |
80 | uint32_t nfsa_flags; /* file system flags */ | |
81 | uint32_t nfsa_lease; /* lease time in seconds */ | |
82 | uint32_t nfsa_maxname; /* maximum filename size */ | |
83 | uint32_t nfsa_maxlink; /* maximum # links */ | |
84 | uint32_t nfsa_bsize; /* block size */ | |
85 | uint32_t nfsa_pad; /* UNUSED */ | |
86 | uint64_t nfsa_maxfilesize; /* maximum file size */ | |
87 | uint64_t nfsa_maxread; /* maximum read size */ | |
88 | uint64_t nfsa_maxwrite; /* maximum write size */ | |
89 | uint64_t nfsa_files_avail; /* file slots available */ | |
90 | uint64_t nfsa_files_free; /* file slots free */ | |
91 | uint64_t nfsa_files_total; /* file slots total */ | |
92 | uint64_t nfsa_space_avail; /* disk space available */ | |
93 | uint64_t nfsa_space_free; /* disk space free */ | |
94 | uint64_t nfsa_space_total; /* disk space total */ | |
95 | uint32_t nfsa_supp_attr[NFS_ATTR_BITMAP_LEN]; /* attributes supported on this file system */ | |
96 | uint32_t nfsa_bitmap[NFS_ATTR_BITMAP_LEN]; /* valid attributes */ | |
97 | }; | |
98 | #define NFS_FSFLAG_LINK 0x00000001 | |
99 | #define NFS_FSFLAG_SYMLINK 0x00000002 | |
100 | #define NFS_FSFLAG_UNIQUE_FH 0x00000004 | |
101 | #define NFS_FSFLAG_ACL 0x00000008 | |
102 | #define NFS_FSFLAG_SET_TIME 0x00000010 | |
103 | #define NFS_FSFLAG_CASE_INSENSITIVE 0x00000020 | |
104 | #define NFS_FSFLAG_CASE_PRESERVING 0x00000040 | |
105 | #define NFS_FSFLAG_CHOWN_RESTRICTED 0x00000080 | |
106 | #define NFS_FSFLAG_HOMOGENEOUS 0x00000100 | |
107 | #define NFS_FSFLAG_NO_TRUNC 0x00000200 | |
6d2010ae | 108 | #define NFS_FSFLAG_NAMED_ATTR 0x00000400 |
2d21ac55 A |
109 | #define NFS_FSFLAG_FHTYPE_MASK 0xFF000000 |
110 | #define NFS_FSFLAG_FHTYPE_SHIFT 24 | |
111 | ||
6d2010ae A |
112 | /* |
113 | * NFS file system location structures | |
114 | */ | |
115 | struct nfs_fs_server { | |
116 | char * ns_name; /* name of server */ | |
117 | char ** ns_addresses; /* array of addresses for server */ | |
118 | uint32_t ns_addrcount; /* # of addresses */ | |
119 | }; | |
120 | struct nfs_fs_path { | |
121 | char ** np_components; /* array of component pointers */ | |
122 | uint32_t np_compcount; /* # components in path */ | |
123 | }; | |
124 | struct nfs_fs_location { | |
125 | struct nfs_fs_server ** nl_servers; /* array of server pointers */ | |
126 | struct nfs_fs_path nl_path; /* file system path */ | |
127 | uint32_t nl_servcount; /* # of servers */ | |
128 | }; | |
129 | ||
130 | struct nfs_location_index { | |
131 | uint8_t nli_flags; /* misc flags */ | |
132 | uint8_t nli_loc; /* location index */ | |
133 | uint8_t nli_serv; /* server index */ | |
134 | uint8_t nli_addr; /* address index */ | |
135 | }; | |
136 | #define NLI_VALID 0x01 /* index is valid */ | |
137 | ||
138 | struct nfs_fs_locations { | |
139 | struct nfs_fs_path nl_root; /* current server's root file system path */ | |
140 | uint32_t nl_numlocs; /* # of locations */ | |
141 | struct nfs_location_index nl_current; /* index of current location/server/address */ | |
142 | struct nfs_fs_location **nl_locations; /* array of fs locations */ | |
143 | }; | |
144 | ||
145 | /* | |
146 | * RPC record marker parsing state | |
147 | */ | |
148 | struct nfs_rpc_record_state { | |
149 | mbuf_t nrrs_m; /* mbufs for current record */ | |
150 | mbuf_t nrrs_mlast; | |
151 | uint16_t nrrs_lastfrag; /* last fragment of record */ | |
152 | uint16_t nrrs_markerleft; /* marker bytes remaining */ | |
153 | uint32_t nrrs_fragleft; /* fragment bytes remaining */ | |
154 | uint32_t nrrs_reclen; /* length of RPC record */ | |
155 | }; | |
156 | ||
157 | /* | |
158 | * NFS socket structures | |
159 | */ | |
160 | struct nfs_socket { | |
161 | lck_mtx_t nso_lock; /* nfs socket lock */ | |
162 | TAILQ_ENTRY(nfs_socket) nso_link; /* list of sockets */ | |
163 | struct sockaddr * nso_saddr; /* socket address */ | |
164 | struct sockaddr * nso_saddr2; /* additional socket address */ | |
165 | void * nso_wake; /* address to wake up */ | |
166 | time_t nso_timestamp; | |
167 | time_t nso_reqtimestamp; /* last request sent */ | |
168 | socket_t nso_so; /* socket */ | |
169 | uint8_t nso_sotype; /* Type of socket */ | |
170 | uint16_t nso_flags; /* NSO_* flags */ | |
171 | struct nfs_location_index nso_location; /* location index */ | |
172 | uint32_t nso_protocol; /* RPC protocol */ | |
173 | uint32_t nso_version; /* RPC protocol version */ | |
174 | uint32_t nso_pingxid; /* RPC XID of NULL ping request */ | |
3e170ce0 A |
175 | uint32_t nso_nfs_min_vers; /* minimum nfs version for connecting sockets */ |
176 | uint32_t nso_nfs_max_vers; /* maximum nfs version for connecting sockets */ | |
6d2010ae A |
177 | int nso_error; /* saved error/status */ |
178 | struct nfs_rpc_record_state nso_rrs; /* RPC record parsing state (TCP) */ | |
179 | }; | |
180 | TAILQ_HEAD(nfssocketlist, nfs_socket); | |
181 | /* nso_flags */ | |
182 | #define NSO_UPCALL 0x0001 /* socket upcall in progress */ | |
183 | #define NSO_DEAD 0x0002 /* socket is dead */ | |
184 | #define NSO_CONNECTING 0x0004 /* socket is being connected */ | |
185 | #define NSO_CONNECTED 0x0008 /* socket connection complete */ | |
186 | #define NSO_PINGING 0x0010 /* socket is being tested */ | |
187 | #define NSO_VERIFIED 0x0020 /* socket appears functional */ | |
188 | #define NSO_DISCONNECTING 0x0040 /* socket is being disconnected */ | |
189 | ||
190 | /* NFS connect socket search state */ | |
191 | struct nfs_socket_search { | |
192 | struct nfs_location_index nss_startloc; /* starting location index */ | |
193 | struct nfs_location_index nss_nextloc; /* next location index */ | |
194 | struct nfssocketlist nss_socklist; /* list of active sockets */ | |
195 | time_t nss_timestamp; /* search start time */ | |
196 | time_t nss_last; /* timestamp of last socket */ | |
197 | struct nfs_socket * nss_sock; /* found socket */ | |
198 | uint8_t nss_sotype; /* TCP/UDP */ | |
199 | uint8_t nss_sockcnt; /* # of active sockets */ | |
200 | in_port_t nss_port; /* port # to connect to */ | |
201 | uint32_t nss_protocol; /* RPC protocol */ | |
202 | uint32_t nss_version; /* RPC protocol version */ | |
203 | uint32_t nss_flags; /* (see below) */ | |
39236c6e | 204 | int nss_addrcnt; /* Number addresses to try or left */ |
6d2010ae A |
205 | int nss_timeo; /* how long we are willing to wait */ |
206 | int nss_error; /* best error we've gotten so far */ | |
207 | }; | |
208 | /* nss_flags */ | |
209 | #define NSS_VERBOSE 0x00000001 /* OK to log info about socket search */ | |
210 | #define NSS_WARNED 0x00000002 /* logged warning about socket search taking a while */ | |
3e170ce0 | 211 | #define NSS_FALLBACK2PMAP 0x00000004 /* Try V4 on NFS_PORT first, if that fails fall back to portmapper */ |
6d2010ae | 212 | |
2d21ac55 A |
213 | /* |
214 | * function table for calling version-specific NFS functions | |
215 | */ | |
216 | struct nfs_funcs { | |
6d2010ae | 217 | int (*nf_mount)(struct nfsmount *, vfs_context_t, nfsnode_t *); |
2d21ac55 | 218 | int (*nf_update_statfs)(struct nfsmount *, vfs_context_t); |
b0d623f7 | 219 | int (*nf_getquota)(struct nfsmount *, vfs_context_t, uid_t, int, struct dqblk *); |
fe8ab488 | 220 | int (*nf_access_rpc)(nfsnode_t, u_int32_t *, int, vfs_context_t); |
6d2010ae | 221 | int (*nf_getattr_rpc)(nfsnode_t, mount_t, u_char *, size_t, int, vfs_context_t, struct nfs_vattr *, u_int64_t *); |
b0d623f7 | 222 | int (*nf_setattr_rpc)(nfsnode_t, struct vnode_attr *, vfs_context_t); |
2d21ac55 | 223 | int (*nf_read_rpc_async)(nfsnode_t, off_t, size_t, thread_t, kauth_cred_t, struct nfsreq_cbinfo *, struct nfsreq **); |
b0d623f7 | 224 | int (*nf_read_rpc_async_finish)(nfsnode_t, struct nfsreq *, uio_t, size_t *, int *); |
2d21ac55 | 225 | int (*nf_readlink_rpc)(nfsnode_t, char *, uint32_t *, vfs_context_t); |
b0d623f7 | 226 | int (*nf_write_rpc_async)(nfsnode_t, uio_t, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **); |
2d21ac55 | 227 | int (*nf_write_rpc_async_finish)(nfsnode_t, struct nfsreq *, int *, size_t *, uint64_t *); |
6d2010ae | 228 | int (*nf_commit_rpc)(nfsnode_t, uint64_t, uint64_t, kauth_cred_t, uint64_t); |
2d21ac55 | 229 | int (*nf_lookup_rpc_async)(nfsnode_t, char *, int, vfs_context_t, struct nfsreq **); |
6d2010ae | 230 | int (*nf_lookup_rpc_async_finish)(nfsnode_t, char *, int, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *); |
2d21ac55 A |
231 | int (*nf_remove_rpc)(nfsnode_t, char *, int, thread_t, kauth_cred_t); |
232 | int (*nf_rename_rpc)(nfsnode_t, char *, int, nfsnode_t, char *, int, vfs_context_t); | |
6d2010ae A |
233 | int (*nf_setlock_rpc)(nfsnode_t, struct nfs_open_file *, struct nfs_file_lock *, int, int, thread_t, kauth_cred_t); |
234 | int (*nf_unlock_rpc)(nfsnode_t, struct nfs_lock_owner *, int, uint64_t, uint64_t, int, thread_t, kauth_cred_t); | |
235 | int (*nf_getlock_rpc)(nfsnode_t, struct nfs_lock_owner *, struct flock *, uint64_t, uint64_t, vfs_context_t); | |
2d21ac55 A |
236 | }; |
237 | ||
b0d623f7 A |
238 | /* |
239 | * The long form of the NFSv4 client ID. | |
240 | */ | |
241 | struct nfs_client_id { | |
242 | TAILQ_ENTRY(nfs_client_id) nci_link; /* list of client IDs */ | |
243 | char *nci_id; /* client id buffer */ | |
244 | int nci_idlen; /* length of client id buffer */ | |
245 | }; | |
246 | TAILQ_HEAD(nfsclientidlist, nfs_client_id); | |
39236c6e | 247 | extern struct nfsclientidlist nfsclientids; |
b0d623f7 | 248 | |
1c79356b A |
249 | /* |
250 | * Mount structure. | |
251 | * One allocated on every NFS mount. | |
252 | * Holds NFS specific information for mount. | |
253 | */ | |
2d21ac55 A |
254 | struct nfsmount { |
255 | lck_mtx_t nm_lock; /* nfs mount lock */ | |
6d2010ae A |
256 | char * nm_args; /* NFS mount args (XDR) */ |
257 | uint32_t nm_mattrs[NFS_MATTR_BITMAP_LEN]; /* mount attributes in mount args */ | |
258 | uint32_t nm_mflags_mask[NFS_MFLAG_BITMAP_LEN]; /* mount flags mask in mount args */ | |
259 | uint32_t nm_mflags[NFS_MFLAG_BITMAP_LEN]; /* mount flags in mount args */ | |
260 | uint32_t nm_flags[NFS_MFLAG_BITMAP_LEN]; /* current mount flags (soft, intr, etc...) */ | |
39236c6e A |
261 | char * nm_realm; /* Kerberos realm to use */ |
262 | char * nm_principal; /* GSS principal to use on initial mount */ | |
263 | char * nm_sprinc; /* Kerberos principal of the server */ | |
fe8ab488 | 264 | int nm_ref; /* Reference count on this mount */ |
55e303ae | 265 | int nm_state; /* Internal state flags */ |
2d21ac55 | 266 | int nm_vers; /* NFS version */ |
3e170ce0 A |
267 | uint32_t nm_minor_vers; /* minor version of above */ |
268 | uint32_t nm_min_vers; /* minimum packed version to try */ | |
269 | uint32_t nm_max_vers; /* maximum packed version to try */ | |
2d21ac55 | 270 | struct nfs_funcs *nm_funcs; /* version-specific functions */ |
39236c6e | 271 | kauth_cred_t nm_mcred; /* credential used for the mount */ |
2d21ac55 A |
272 | mount_t nm_mountp; /* VFS structure for this filesystem */ |
273 | nfsnode_t nm_dnp; /* root directory nfsnode pointer */ | |
6d2010ae | 274 | struct nfs_fs_locations nm_locations; /* file system locations */ |
316670eb | 275 | uint32_t nm_numgrps; /* Max. size of groupslist */ |
fe8ab488 | 276 | TAILQ_HEAD(, nfs_gss_clnt_ctx) nm_gsscl; /* GSS user contexts */ |
fe8ab488 | 277 | uint32_t nm_ncentries; /* GSS expired negative cache entries */ |
1c79356b A |
278 | int nm_timeo; /* Init timer for NFSMNT_DUMBTIMR */ |
279 | int nm_retry; /* Max retries */ | |
b0d623f7 A |
280 | uint32_t nm_rsize; /* Max size of read rpc */ |
281 | uint32_t nm_wsize; /* Max size of write rpc */ | |
282 | uint32_t nm_biosize; /* buffer I/O size */ | |
283 | uint32_t nm_readdirsize; /* Size of a readdir rpc */ | |
6d2010ae A |
284 | uint32_t nm_readahead; /* Num. of blocks to readahead */ |
285 | uint32_t nm_acregmin; /* reg file min attr cache timeout */ | |
286 | uint32_t nm_acregmax; /* reg file max attr cache timeout */ | |
287 | uint32_t nm_acdirmin; /* dir min attr cache timeout */ | |
288 | uint32_t nm_acdirmax; /* dir max attr cache timeout */ | |
289 | uint32_t nm_auth; /* security mechanism flavor being used */ | |
316670eb A |
290 | uint32_t nm_writers; /* Number of nodes open for writing */ |
291 | uint32_t nm_mappers; /* Number of nodes that have mmapped */ | |
6d2010ae A |
292 | struct nfs_sec nm_sec; /* acceptable security mechanism flavors */ |
293 | struct nfs_sec nm_servsec; /* server's acceptable security mechanism flavors */ | |
39037602 | 294 | struct nfs_etype nm_etype; /* If using kerberos, the support session key encryption types */ |
6d2010ae A |
295 | fhandle_t *nm_fh; /* initial file handle */ |
296 | uint8_t nm_lockmode; /* advisory file locking mode */ | |
2d21ac55 A |
297 | /* mount info */ |
298 | uint32_t nm_fsattrstamp; /* timestamp for fs attrs */ | |
299 | struct nfs_fsattr nm_fsattr; /* file system attributes */ | |
300 | uint64_t nm_verf; /* v3/v4 write verifier */ | |
301 | union { | |
302 | struct { /* v2/v3 specific fields */ | |
6d2010ae A |
303 | TAILQ_ENTRY(nfsmount) ldlink; /* chain of mounts registered for lockd use */ |
304 | int udp_sent; /* UDP request send count */ | |
305 | int udp_cwnd; /* UDP request congestion window */ | |
306 | struct nfs_reqqhead udp_cwndq; /* requests waiting on cwnd */ | |
307 | struct sockaddr *rqsaddr;/* cached rquota socket address */ | |
308 | uint32_t rqsaddrstamp; /* timestamp of rquota socket address */ | |
2d21ac55 A |
309 | } v3; |
310 | struct { /* v4 specific fields */ | |
b0d623f7 A |
311 | struct nfs_client_id *longid; /* client ID, long form */ |
312 | uint64_t mounttime; /* used as client ID verifier */ | |
313 | uint64_t clientid; /* client ID, short form */ | |
2d21ac55 | 314 | thread_call_t renew_timer; /* RENEW timer call */ |
6d2010ae A |
315 | nfs_fsid fsid; /* NFS file system id */ |
316 | TAILQ_HEAD(, nfsnode) delegations; /* list of nodes with delegations */ | |
317 | TAILQ_HEAD(, nfsnode) dreturnq; /* list of nodes with delegations to return */ | |
b0d623f7 | 318 | TAILQ_ENTRY(nfsmount) cblink; /* chain of mounts registered for callbacks */ |
b0d623f7 A |
319 | uint32_t cbid; /* callback channel identifier */ |
320 | uint32_t cbrefs; /* # callbacks using this mount */ | |
2d21ac55 A |
321 | } v4; |
322 | } nm_un; | |
6d2010ae A |
323 | /* common state */ |
324 | TAILQ_HEAD(, nfs_open_owner) nm_open_owners; /* list of open owners */ | |
325 | uint32_t nm_stateinuse; /* state in use counter */ | |
326 | uint32_t nm_stategenid; /* state generation counter */ | |
327 | time_t nm_recover_start; /* recover start time */ | |
328 | LIST_HEAD(, nfsnode) nm_monlist; /* list of nodes being monitored */ | |
2d21ac55 A |
329 | /* async I/O queue */ |
330 | struct nfs_reqqhead nm_resendq; /* async I/O resend queue */ | |
331 | struct nfs_reqqhead nm_iodq; /* async I/O request queue */ | |
332 | struct nfsiod *nm_niod; /* nfsiod processing this mount */ | |
333 | TAILQ_ENTRY(nfsmount) nm_iodlink; /* chain of mounts awaiting nfsiod */ | |
334 | int nm_asyncwrites; /* outstanding async I/O writes */ | |
335 | /* socket state */ | |
6d2010ae A |
336 | uint8_t nm_sofamily; /* (preferred) protocol family of socket */ |
337 | uint8_t nm_sotype; /* (preferred) type of socket */ | |
338 | in_port_t nm_nfsport; /* NFS protocol port */ | |
339 | in_port_t nm_mountport; /* MOUNT protocol port (v2/v3) */ | |
340 | struct nfs_socket_search *nm_nss; /* current socket search structure */ | |
341 | struct nfs_socket *nm_nso; /* current socket */ | |
342 | struct sockaddr *nm_saddr; /* Address of server */ | |
2d21ac55 | 343 | u_short nm_sockflags; /* socket state flags */ |
b0d623f7 A |
344 | time_t nm_deadto_start; /* dead timeout start time */ |
345 | time_t nm_reconnect_start; /* reconnect start time */ | |
55e303ae A |
346 | int nm_tprintf_initial_delay; /* delay first "server down" */ |
347 | int nm_tprintf_delay; /* delay between "server down" */ | |
316670eb A |
348 | int nm_deadtimeout; /* delay between first "server down" and dead set at mount time */ |
349 | int nm_curdeadtimeout; /* current dead timeout. Adjusted by mount state and mobility */ | |
2d21ac55 A |
350 | int nm_srtt[4]; /* Timers for RPCs */ |
351 | int nm_sdrtt[4]; | |
352 | int nm_timeouts; /* Request timeouts */ | |
b0d623f7 | 353 | int nm_jbreqs; /* # R_JBTPRINTFMSG requests */ |
6d2010ae | 354 | int nm_mounterror; /* status of mount connect */ |
2d21ac55 A |
355 | TAILQ_ENTRY(nfsmount) nm_pokeq; /* mount poke queue chain */ |
356 | thread_t nm_sockthd; /* socket thread for this mount */ | |
1c79356b A |
357 | }; |
358 | ||
6d2010ae A |
359 | /* macro for checking current mount flags */ |
360 | #define NMFLAG(NMP, F) NFS_BITMAP_ISSET((NMP)->nm_flags, NFS_MFLAG_ ## F) | |
361 | /* macros for checking (original) mount attributes/flags */ | |
362 | #define NM_OMATTR_GIVEN(NMP, F) NFS_BITMAP_ISSET((NMP)->nm_mattrs, NFS_MATTR_ ## F) | |
363 | #define NM_OMFLAG_GIVEN(NMP, F) NFS_BITMAP_ISSET((NMP)->nm_mflags_mask, NFS_MFLAG_ ## F) | |
364 | #define NM_OMFLAG(NMP, F) NFS_BITMAP_ISSET((NMP)->nm_mflags, NFS_MFLAG_ ## F) | |
365 | ||
2d21ac55 A |
366 | /* |
367 | * NFS mount state flags (nm_state) | |
368 | */ | |
6d2010ae A |
369 | #define NFSSTA_MOUNT_THREAD 0x00000040 /* nfs_mount_connect_thread running */ |
370 | #define NFSSTA_MONITOR_SCAN 0x00000080 /* scan of monitored nodes in progress */ | |
371 | #define NFSSTA_UNMOUNTING 0x00000100 /* an unmount attempt is in progress */ | |
372 | #define NFSSTA_NEEDSECINFO 0x00000200 /* need to fetch security info */ | |
373 | #define NFSSTA_CLIENTID 0x00000400 /* short client ID is valid */ | |
b0d623f7 | 374 | #define NFSSTA_BIGCOOKIES 0x00000800 /* have seen >32bit dir cookies */ |
2d21ac55 A |
375 | #define NFSSTA_JUKEBOXTIMEO 0x00001000 /* experienced a jukebox timeout */ |
376 | #define NFSSTA_LOCKTIMEO 0x00002000 /* experienced a lock req timeout */ | |
377 | #define NFSSTA_MOUNTED 0x00004000 /* completely mounted */ | |
378 | #define NFSSTA_LOCKSWORK 0x00008000 /* lock ops have worked. */ | |
379 | #define NFSSTA_TIMEO 0x00010000 /* experienced a timeout. */ | |
380 | #define NFSSTA_FORCE 0x00020000 /* doing a forced unmount. */ | |
381 | #define NFSSTA_HASWRITEVERF 0x00040000 /* Has write verifier for V3 */ | |
382 | #define NFSSTA_GOTPATHCONF 0x00080000 /* Got the V3 pathconf info */ | |
383 | #define NFSSTA_GOTFSINFO 0x00100000 /* Got the V3 fsinfo */ | |
6d2010ae | 384 | #define NFSSTA_SENDING 0x00800000 /* Sending on socket */ |
2d21ac55 A |
385 | #define NFSSTA_SNDLOCK 0x01000000 /* Send socket lock */ |
386 | #define NFSSTA_WANTSND 0x02000000 /* Want above */ | |
b0d623f7 A |
387 | #define NFSSTA_DEAD 0x04000000 /* mount is dead */ |
388 | #define NFSSTA_RECOVER 0x08000000 /* mount state needs to be recovered */ | |
6d2010ae A |
389 | #define NFSSTA_RECOVER_EXPIRED 0x10000000 /* mount state expired */ |
390 | #define NFSSTA_REVOKE 0x20000000 /* need to scan for revoked nodes */ | |
316670eb | 391 | #define NFSSTA_SQUISHY 0x40000000 /* we can ask to be forcibly unmounted */ |
fe8ab488 | 392 | #define NFSSTA_MOUNT_DRAIN 0x80000000 /* mount is draining references */ |
2d21ac55 A |
393 | |
394 | /* flags for nm_sockflags */ | |
395 | #define NMSOCK_READY 0x0001 /* socket is ready for use */ | |
396 | #define NMSOCK_CONNECTING 0x0002 /* socket is being connect()ed */ | |
397 | #define NMSOCK_SETUP 0x0004 /* socket/connection is being set up */ | |
398 | #define NMSOCK_UNMOUNT 0x0008 /* unmounted, no more socket activity */ | |
6d2010ae | 399 | #define NMSOCK_HASCONNECTED 0x0010 /* socket has connected before */ |
2d21ac55 | 400 | #define NMSOCK_POKE 0x0020 /* socket needs to be poked */ |
6d2010ae | 401 | #define NMSOCK_DISCONNECTING 0x0080 /* socket is being disconnected */ |
2d21ac55 A |
402 | |
403 | /* aliases for version-specific fields */ | |
6d2010ae A |
404 | #define nm_ldlink nm_un.v3.ldlink |
405 | #define nm_sent nm_un.v3.udp_sent | |
406 | #define nm_cwnd nm_un.v3.udp_cwnd | |
407 | #define nm_cwndq nm_un.v3.udp_cwndq | |
408 | #define nm_rqproto nm_un.v3.rqproto | |
409 | #define nm_rqsaddr nm_un.v3.rqsaddr | |
410 | #define nm_rqsaddrstamp nm_un.v3.rqsaddrstamp | |
b0d623f7 | 411 | #define nm_longid nm_un.v4.longid |
2d21ac55 A |
412 | #define nm_clientid nm_un.v4.clientid |
413 | #define nm_mounttime nm_un.v4.mounttime | |
6d2010ae | 414 | #define nm_fsid nm_un.v4.fsid |
2d21ac55 | 415 | #define nm_renew_timer nm_un.v4.renew_timer |
b0d623f7 A |
416 | #define nm_cbid nm_un.v4.cbid |
417 | #define nm_cblink nm_un.v4.cblink | |
418 | #define nm_cbrefs nm_un.v4.cbrefs | |
6d2010ae A |
419 | #define nm_delegations nm_un.v4.delegations |
420 | #define nm_dreturnq nm_un.v4.dreturnq | |
55e303ae | 421 | |
1c79356b A |
422 | #if defined(KERNEL) |
423 | /* | |
2d21ac55 | 424 | * Macros to convert from various things to mount structures. |
1c79356b | 425 | */ |
91447636 | 426 | #define VFSTONFS(mp) ((mp) ? ((struct nfsmount *)vfs_fsprivate(mp)) : NULL) |
2d21ac55 A |
427 | #define VTONMP(vp) VFSTONFS(vnode_mount(vp)) |
428 | #define NFSTONMP(np) VTONMP(NFSTOV(np)) | |
429 | #define NFSTOMP(np) (vnode_mount(NFSTOV(np))) | |
1c79356b A |
430 | |
431 | #endif /* KERNEL */ | |
432 | ||
9bccf70c A |
433 | #endif /* __APPLE_API_PRIVATE */ |
434 | #endif /* _NFS_NFSMOUNT_H_ */ |