1 /* -*- mode:c; tab-width:8; c-basic-offset:8; indent-tabs-mode:nil; -*- */
2 /*
3 Copyright (C) 2016 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public License
16 along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #ifdef WIN32
20 #include <win32/win32_compat.h>
21 #else
22 #include <sys/stat.h>
23 #endif/*WIN32*/
24
25 #include <stdio.h>
26 #include <errno.h>
27 #include <string.h>
28 #include "libnfs-zdr.h"
29 #include "libnfs.h"
30 #include "libnfs-raw.h"
31 #include "libnfs-private.h"
32 #include "libnfs-raw-nfs4.h"
33
34 char *
nfsstat4_to_str(int error)35 nfsstat4_to_str(int error)
36 {
37 switch (error) {
38 case NFS4_OK: return "NFS4_OK"; break;
39 case NFS4ERR_PERM: return "NFS4ERR_PERM"; break;
40 case NFS4ERR_NOENT: return "NFS4ERR_NOENT"; break;
41 case NFS4ERR_IO: return "NFS4ERR_IO"; break;
42 case NFS4ERR_NXIO: return "NFS4ERR_NXIO"; break;
43 case NFS4ERR_ACCESS: return "NFS4ERR_ACCESS"; break;
44 case NFS4ERR_EXIST: return "NFS4ERR_EXIST"; break;
45 case NFS4ERR_XDEV: return "NFS4ERR_XDEV"; break;
46 case NFS4ERR_NOTDIR: return "NFS4ERR_NOTDIR"; break;
47 case NFS4ERR_ISDIR: return "NFS4ERR_ISDIR"; break;
48 case NFS4ERR_INVAL: return "NFS4ERR_INVAL"; break;
49 case NFS4ERR_FBIG: return "NFS4ERR_FBIG"; break;
50 case NFS4ERR_NOSPC: return "NFS4ERR_NOSPC"; break;
51 case NFS4ERR_ROFS: return"NFS4ERR_ROFS"; break;
52 case NFS4ERR_MLINK: return "NFS4ERR_MLINK"; break;
53 case NFS4ERR_NAMETOOLONG: return "NFS4ERR_NAMETOOLONG"; break;
54 case NFS4ERR_NOTEMPTY: return "NFS4ERR_NOTEMPTY"; break;
55 case NFS4ERR_DQUOT: return "NFS4ERR_DQUOT"; break;
56 case NFS4ERR_STALE: return "NFS4ERR_STALE"; break;
57 case NFS4ERR_BADHANDLE: return "NFS4ERR_BADHANDLE"; break;
58 case NFS4ERR_BAD_COOKIE: return "NFS4ERR_BAD_COOKIE"; break;
59 case NFS4ERR_NOTSUPP: return "NFS4ERR_NOTSUPP"; break;
60 case NFS4ERR_TOOSMALL: return "NFS4ERR_TOOSMALL"; break;
61 case NFS4ERR_SERVERFAULT: return "NFS4ERR_SERVERFAULT"; break;
62 case NFS4ERR_BADTYPE: return "NFS4ERR_BADTYPE"; break;
63 case NFS4ERR_DELAY: return "NFS4ERR_DELAY"; break;
64 case NFS4ERR_SAME: return "NFS4ERR_SAME"; break;
65 case NFS4ERR_DENIED: return "NFS4ERR_DENIED"; break;
66 case NFS4ERR_EXPIRED: return "NFS4ERR_EXPIRED"; break;
67 case NFS4ERR_LOCKED: return "NFS4ERR_LOCKED"; break;
68 case NFS4ERR_GRACE: return "NFS4ERR_GRACE"; break;
69 case NFS4ERR_FHEXPIRED: return "NFS4ERR_FHEXPIRED"; break;
70 case NFS4ERR_SHARE_DENIED: return "NFS4ERR_SHARE_DENIED"; break;
71 case NFS4ERR_WRONGSEC: return "NFS4ERR_WRONGSEC"; break;
72 case NFS4ERR_CLID_INUSE: return "NFS4ERR_CLID_INUSE"; break;
73 case NFS4ERR_RESOURCE: return "NFS4ERR_RESOURCE"; break;
74 case NFS4ERR_MOVED: return "NFS4ERR_MOVED"; break;
75 case NFS4ERR_NOFILEHANDLE: return "NFS4ERR_NOFILEHANDLE"; break;
76 case NFS4ERR_MINOR_VERS_MISMATCH:
77 return "NFS4ERR_MINOR_VERS_MISMATCH"; break;
78 case NFS4ERR_STALE_CLIENTID: return "NFS4ERR_STALE_CLIENTID"; break;
79 case NFS4ERR_STALE_STATEID: return "NFS4ERR_STALE_STATEID"; break;
80 case NFS4ERR_OLD_STATEID: return "NFS4ERR_OLD_STATEID"; break;
81 case NFS4ERR_BAD_STATEID: return "NFS4ERR_BAD_STATEID"; break;
82 case NFS4ERR_BAD_SEQID: return "NFS4ERR_BAD_SEQID"; break;
83 case NFS4ERR_NOT_SAME: return "NFS4ERR_NOT_SAME"; break;
84 case NFS4ERR_LOCK_RANGE: return "NFS4ERR_LOCK_RANGE"; break;
85 case NFS4ERR_SYMLINK: return "NFS4ERR_SYMLINK"; break;
86 case NFS4ERR_RESTOREFH: return "NFS4ERR_RESTOREFH"; break;
87 case NFS4ERR_LEASE_MOVED: return "NFS4ERR_LEASE_MOVED"; break;
88 case NFS4ERR_ATTRNOTSUPP: return "NFS4ERR_ATTRNOTSUPP"; break;
89 case NFS4ERR_NO_GRACE: return "NFS4ERR_NO_GRACE"; break;
90 case NFS4ERR_RECLAIM_BAD: return "NFS4ERR_RECLAIM_BAD"; break;
91 case NFS4ERR_RECLAIM_CONFLICT: return "NFS4ERR_RECLAIM_CONFLICT"; break;
92 case NFS4ERR_BADZDR: return "NFS4ERR_BADZDR"; break;
93 case NFS4ERR_LOCKS_HELD: return "NFS4ERR_LOCKS_HELD"; break;
94 case NFS4ERR_OPENMODE: return "NFS4ERR_OPENMODE"; break;
95 case NFS4ERR_BADOWNER: return "NFS4ERR_BADOWNER"; break;
96 case NFS4ERR_BADCHAR: return "NFS4ERR_BADCHAR"; break;
97 case NFS4ERR_BADNAME: return "NFS4ERR_BADNAME"; break;
98 case NFS4ERR_BAD_RANGE: return "NFS4ERR_BAD_RANGE"; break;
99 case NFS4ERR_LOCK_NOTSUPP: return "NFS4ERR_LOCK_NOTSUPP"; break;
100 case NFS4ERR_OP_ILLEGAL: return "NFS4ERR_OP_ILLEGAL"; break;
101 case NFS4ERR_DEADLOCK: return "NFS4ERR_DEADLOCK"; break;
102 case NFS4ERR_FILE_OPEN: return "NFS4ERR_FILE_OPEN"; break;
103 case NFS4ERR_ADMIN_REVOKED: return "NFS4ERR_ADMIN_REVOKED"; break;
104 case NFS4ERR_CB_PATH_DOWN: return "NFS4ERR_CB_PATH_DOWN"; break;
105 };
106 return "unknown nfsv4 error";
107 }
108
109 int
nfsstat4_to_errno(int error)110 nfsstat4_to_errno(int error)
111 {
112 switch (error) {
113 case NFS4_OK: return 0;
114 case NFS4ERR_PERM: return -EPERM;
115 case NFS4ERR_NOENT: return -ENOENT ;
116 case NFS4ERR_IO: return -EIO;
117 case NFS4ERR_NXIO: return -ENXIO;
118 case NFS4ERR_ACCESS: return -EACCES ;
119 case NFS4ERR_EXIST: return -EEXIST;
120 case NFS4ERR_XDEV: return -EXDEV;
121 case NFS4ERR_NOTDIR: return -ENOTDIR ;
122 case NFS4ERR_ISDIR: return -EISDIR ;
123 case NFS4ERR_INVAL: return -EINVAL;
124 case NFS4ERR_FBIG: return -EFBIG;
125 case NFS4ERR_NOSPC: return -ENOSPC;
126 case NFS4ERR_ROFS: return -EROFS;
127 case NFS4ERR_MLINK: return -EMLINK;
128 case NFS4ERR_NAMETOOLONG: return -ENAMETOOLONG;
129 case NFS4ERR_NOTEMPTY: return -ENOTEMPTY;
130 case NFS4ERR_DQUOT: return -ERANGE;
131 case NFS4ERR_STALE: return -EIO;
132 case NFS4ERR_BADHANDLE: return -EINVAL;
133 case NFS4ERR_BAD_COOKIE: return -EINVAL;
134 case NFS4ERR_NOTSUPP: return -EINVAL;
135 case NFS4ERR_TOOSMALL: return -EIO;
136 case NFS4ERR_SERVERFAULT: return -EIO;
137 case NFS4ERR_BADTYPE: return -EINVAL;
138 case NFS4ERR_DELAY: return -EIO;
139 case NFS4ERR_SAME: return -EIO;
140 case NFS4ERR_DENIED: return -EIO;
141 case NFS4ERR_EXPIRED: return -EIO;
142 case NFS4ERR_LOCKED: return -EIO;
143 case NFS4ERR_GRACE: return -EIO;
144 case NFS4ERR_FHEXPIRED: return -EIO;
145 case NFS4ERR_SHARE_DENIED: return -EIO;
146 case NFS4ERR_WRONGSEC: return -EIO;
147 case NFS4ERR_CLID_INUSE: return -EIO;
148 case NFS4ERR_RESOURCE: return -EIO;
149 case NFS4ERR_MOVED: return -EIO;
150 case NFS4ERR_NOFILEHANDLE: return -EIO;
151 case NFS4ERR_MINOR_VERS_MISMATCH: return -EIO;
152 case NFS4ERR_STALE_CLIENTID: return -EIO;
153 case NFS4ERR_STALE_STATEID: return -EIO;
154 case NFS4ERR_OLD_STATEID: return -EIO;
155 case NFS4ERR_BAD_STATEID: return -EINVAL;
156 case NFS4ERR_BAD_SEQID: return -EINVAL;
157 case NFS4ERR_NOT_SAME: return -EIO;
158 case NFS4ERR_LOCK_RANGE: return -EIO;
159 case NFS4ERR_SYMLINK: return -EIO;
160 case NFS4ERR_RESTOREFH: return -EIO;
161 case NFS4ERR_ATTRNOTSUPP: return -EINVAL;
162 case NFS4ERR_NO_GRACE: return -EIO;
163 case NFS4ERR_RECLAIM_BAD: return -EIO;
164 case NFS4ERR_RECLAIM_CONFLICT: return -EIO;
165 case NFS4ERR_BADZDR: return -EINVAL;
166 case NFS4ERR_LOCKS_HELD: return -EIO;
167 case NFS4ERR_OPENMODE: return -EIO;
168 case NFS4ERR_BADOWNER: return -EINVAL;
169 case NFS4ERR_BADCHAR: return -EINVAL;
170 case NFS4ERR_BADNAME: return -EINVAL;
171 case NFS4ERR_BAD_RANGE: return -EINVAL;
172 case NFS4ERR_LOCK_NOTSUPP: return -EINVAL;
173 case NFS4ERR_OP_ILLEGAL: return -EIO;
174 case NFS4ERR_DEADLOCK: return -EIO;
175 case NFS4ERR_FILE_OPEN: return -EIO;
176 case NFS4ERR_ADMIN_REVOKED: return -EIO;
177 case NFS4ERR_CB_PATH_DOWN: return -EIO;
178 };
179 return -ERANGE;
180 }
181
182 int
rpc_nfs4_null_async(struct rpc_context * rpc,rpc_cb cb,void * private_data)183 rpc_nfs4_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
184 {
185 struct rpc_pdu *pdu;
186
187 pdu = rpc_allocate_pdu(rpc, NFS4_PROGRAM, NFS_V4, NFSPROC4_NULL, cb,
188 private_data, (zdrproc_t)zdr_void, 0);
189 if (pdu == NULL) {
190 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu "
191 "for NFS4/NULL call");
192 return -1;
193 }
194
195 if (rpc_queue_pdu(rpc, pdu) != 0) {
196 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for "
197 "NFS4/NULL call");
198 return -1;
199 }
200
201 return 0;
202 }
203
204 int
rpc_nfs4_compound_async(struct rpc_context * rpc,rpc_cb cb,struct COMPOUND4args * args,void * private_data)205 rpc_nfs4_compound_async(struct rpc_context *rpc, rpc_cb cb,
206 struct COMPOUND4args *args, void *private_data)
207 {
208 struct rpc_pdu *pdu;
209
210 pdu = rpc_allocate_pdu(rpc, NFS4_PROGRAM, NFS_V4, NFSPROC4_COMPOUND,
211 cb, private_data, (zdrproc_t)zdr_COMPOUND4res,
212 sizeof(COMPOUND4res));
213 if (pdu == NULL) {
214 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for "
215 "NFS4/COMPOUND call");
216 return -1;
217 }
218
219 if (zdr_COMPOUND4args(&pdu->zdr, args) == 0) {
220 rpc_set_error(rpc, "ZDR error: Failed to encode COMPOUND4args");
221 rpc_free_pdu(rpc, pdu);
222 return -2;
223 }
224
225 if (rpc_queue_pdu(rpc, pdu) != 0) {
226 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for "
227 "NFS4/COMPOUND4 call");
228 return -3;
229 }
230
231 return 0;
232 }
233