1 | /* |
2 | * Copyright (c) 2000-2015 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
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. |
14 | * |
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 |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
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. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
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 | |
72 | #include <sys/appleapiopts.h> |
73 | |
74 | #ifdef __APPLE_API_PRIVATE |
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 |
108 | #define NFS_FSFLAG_NAMED_ATTR 0x00000400 |
109 | #define NFS_FSFLAG_FHTYPE_MASK 0xFF000000 |
110 | #define NFS_FSFLAG_FHTYPE_SHIFT 24 |
111 | |
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 */ |
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 */ |
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) */ |
204 | int nss_addrcnt; /* Number addresses to try or left */ |
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 */ |
211 | #define NSS_FALLBACK2PMAP 0x00000004 /* Try V4 on NFS_PORT first, if that fails fall back to portmapper */ |
212 | |
213 | /* |
214 | * function table for calling version-specific NFS functions |
215 | */ |
216 | struct nfs_funcs { |
217 | int (*nf_mount)(struct nfsmount *, vfs_context_t, nfsnode_t *); |
218 | int (*nf_update_statfs)(struct nfsmount *, vfs_context_t); |
219 | int (*nf_getquota)(struct nfsmount *, vfs_context_t, uid_t, int, struct dqblk *); |
220 | int (*nf_access_rpc)(nfsnode_t, u_int32_t *, int, vfs_context_t); |
221 | int (*nf_getattr_rpc)(nfsnode_t, mount_t, u_char *, size_t, int, vfs_context_t, struct nfs_vattr *, u_int64_t *); |
222 | int (*nf_setattr_rpc)(nfsnode_t, struct vnode_attr *, vfs_context_t); |
223 | int (*nf_read_rpc_async)(nfsnode_t, off_t, size_t, thread_t, kauth_cred_t, struct nfsreq_cbinfo *, struct nfsreq **); |
224 | int (*nf_read_rpc_async_finish)(nfsnode_t, struct nfsreq *, uio_t, size_t *, int *); |
225 | int (*nf_readlink_rpc)(nfsnode_t, char *, uint32_t *, vfs_context_t); |
226 | int (*nf_write_rpc_async)(nfsnode_t, uio_t, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **); |
227 | int (*nf_write_rpc_async_finish)(nfsnode_t, struct nfsreq *, int *, size_t *, uint64_t *); |
228 | int (*nf_commit_rpc)(nfsnode_t, uint64_t, uint64_t, kauth_cred_t, uint64_t); |
229 | int (*nf_lookup_rpc_async)(nfsnode_t, char *, int, vfs_context_t, struct nfsreq **); |
230 | int (*nf_lookup_rpc_async_finish)(nfsnode_t, char *, int, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *); |
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); |
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); |
236 | }; |
237 | |
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); |
247 | extern struct nfsclientidlist nfsclientids; |
248 | |
249 | /* |
250 | * Mount structure. |
251 | * One allocated on every NFS mount. |
252 | * Holds NFS specific information for mount. |
253 | */ |
254 | struct nfsmount { |
255 | lck_mtx_t nm_lock; /* nfs mount lock */ |
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...) */ |
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 */ |
264 | int nm_ref; /* Reference count on this mount */ |
265 | int nm_state; /* Internal state flags */ |
266 | int nm_vers; /* NFS version */ |
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 */ |
270 | const struct nfs_funcs *nm_funcs;/* version-specific functions */ |
271 | kauth_cred_t nm_mcred; /* credential used for the mount */ |
272 | mount_t nm_mountp; /* VFS structure for this filesystem */ |
273 | nfsnode_t nm_dnp; /* root directory nfsnode pointer */ |
274 | struct nfs_fs_locations nm_locations; /* file system locations */ |
275 | uint32_t nm_numgrps; /* Max. size of groupslist */ |
276 | TAILQ_HEAD(, nfs_gss_clnt_ctx) nm_gsscl; /* GSS user contexts */ |
277 | uint32_t nm_ncentries; /* GSS expired negative cache entries */ |
278 | int nm_timeo; /* Init timer for NFSMNT_DUMBTIMR */ |
279 | int nm_retry; /* Max retries */ |
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 */ |
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 */ |
290 | uint32_t nm_writers; /* Number of nodes open for writing */ |
291 | uint32_t nm_mappers; /* Number of nodes that have mmapped */ |
292 | struct nfs_sec nm_sec; /* acceptable security mechanism flavors */ |
293 | struct nfs_sec nm_servsec; /* server's acceptable security mechanism flavors */ |
294 | struct nfs_etype nm_etype; /* If using kerberos, the support session key encryption types */ |
295 | fhandle_t *nm_fh; /* initial file handle */ |
296 | uint8_t nm_lockmode; /* advisory file locking mode */ |
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 */ |
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 */ |
309 | } v3; |
310 | struct { /* v4 specific fields */ |
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 */ |
314 | thread_call_t renew_timer; /* RENEW timer call */ |
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 */ |
318 | TAILQ_ENTRY(nfsmount) cblink; /* chain of mounts registered for callbacks */ |
319 | uint32_t cbid; /* callback channel identifier */ |
320 | uint32_t cbrefs; /* # callbacks using this mount */ |
321 | } v4; |
322 | } nm_un; |
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 */ |
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 */ |
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 */ |
343 | u_short nm_sockflags; /* socket state flags */ |
344 | time_t nm_deadto_start; /* dead timeout start time */ |
345 | time_t nm_reconnect_start; /* reconnect start time */ |
346 | int nm_tprintf_initial_delay; /* delay first "server down" */ |
347 | int nm_tprintf_delay; /* delay between "server down" */ |
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 */ |
350 | int nm_srtt[4]; /* Timers for RPCs */ |
351 | int nm_sdrtt[4]; |
352 | int nm_timeouts; /* Request timeouts */ |
353 | int nm_jbreqs; /* # R_JBTPRINTFMSG requests */ |
354 | int nm_mounterror; /* status of mount connect */ |
355 | TAILQ_ENTRY(nfsmount) nm_pokeq; /* mount poke queue chain */ |
356 | thread_t nm_sockthd; /* socket thread for this mount */ |
357 | }; |
358 | |
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 | |
366 | /* |
367 | * NFS mount state flags (nm_state) |
368 | */ |
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 */ |
374 | #define NFSSTA_BIGCOOKIES 0x00000800 /* have seen >32bit dir cookies */ |
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 */ |
384 | #define NFSSTA_WANTRQUOTA 0x00200000 /* Want rquota address */ |
385 | #define NFSSTA_RQUOTAINPROG 0x00400000 /* Getting rquota address */ |
386 | #define NFSSTA_SENDING 0x00800000 /* Sending on socket */ |
387 | #define NFSSTA_SNDLOCK 0x01000000 /* Send socket lock */ |
388 | #define NFSSTA_WANTSND 0x02000000 /* Want above */ |
389 | #define NFSSTA_DEAD 0x04000000 /* mount is dead */ |
390 | #define NFSSTA_RECOVER 0x08000000 /* mount state needs to be recovered */ |
391 | #define NFSSTA_RECOVER_EXPIRED 0x10000000 /* mount state expired */ |
392 | #define NFSSTA_REVOKE 0x20000000 /* need to scan for revoked nodes */ |
393 | #define NFSSTA_SQUISHY 0x40000000 /* we can ask to be forcibly unmounted */ |
394 | #define NFSSTA_MOUNT_DRAIN 0x80000000 /* mount is draining references */ |
395 | |
396 | /* flags for nm_sockflags */ |
397 | #define NMSOCK_READY 0x0001 /* socket is ready for use */ |
398 | #define NMSOCK_CONNECTING 0x0002 /* socket is being connect()ed */ |
399 | #define NMSOCK_SETUP 0x0004 /* socket/connection is being set up */ |
400 | #define NMSOCK_UNMOUNT 0x0008 /* unmounted, no more socket activity */ |
401 | #define NMSOCK_HASCONNECTED 0x0010 /* socket has connected before */ |
402 | #define NMSOCK_POKE 0x0020 /* socket needs to be poked */ |
403 | #define NMSOCK_DISCONNECTING 0x0080 /* socket is being disconnected */ |
404 | |
405 | /* aliases for version-specific fields */ |
406 | #define nm_ldlink nm_un.v3.ldlink |
407 | #define nm_sent nm_un.v3.udp_sent |
408 | #define nm_cwnd nm_un.v3.udp_cwnd |
409 | #define nm_cwndq nm_un.v3.udp_cwndq |
410 | #define nm_rqproto nm_un.v3.rqproto |
411 | #define nm_rqsaddr nm_un.v3.rqsaddr |
412 | #define nm_rqsaddrstamp nm_un.v3.rqsaddrstamp |
413 | #define nm_longid nm_un.v4.longid |
414 | #define nm_clientid nm_un.v4.clientid |
415 | #define nm_mounttime nm_un.v4.mounttime |
416 | #define nm_fsid nm_un.v4.fsid |
417 | #define nm_renew_timer nm_un.v4.renew_timer |
418 | #define nm_cbid nm_un.v4.cbid |
419 | #define nm_cblink nm_un.v4.cblink |
420 | #define nm_cbrefs nm_un.v4.cbrefs |
421 | #define nm_delegations nm_un.v4.delegations |
422 | #define nm_dreturnq nm_un.v4.dreturnq |
423 | |
424 | #if defined(KERNEL) |
425 | /* |
426 | * Macros to convert from various things to mount structures. |
427 | */ |
428 | #define VFSTONFS(mp) ((mp) ? ((struct nfsmount *)vfs_fsprivate(mp)) : NULL) |
429 | #define VTONMP(vp) VFSTONFS(vnode_mount(vp)) |
430 | #define NFSTONMP(np) VTONMP(NFSTOV(np)) |
431 | #define NFSTOMP(np) (vnode_mount(NFSTOV(np))) |
432 | |
433 | #endif /* KERNEL */ |
434 | |
435 | #endif /* __APPLE_API_PRIVATE */ |
436 | #endif /* _NFS_NFSMOUNT_H_ */ |
437 | |