| @@ -1,1364 +1,1371 @@ | | | @@ -1,1364 +1,1371 @@ |
1 | /* $NetBSD: p2k.c,v 1.51 2011/01/07 11:15:30 pooka Exp $ */ | | 1 | /* $NetBSD: p2k.c,v 1.52 2011/01/07 15:30:09 pooka Exp $ */ |
2 | | | 2 | |
3 | /* | | 3 | /* |
4 | * Copyright (c) 2007, 2008, 2009 Antti Kantee. All Rights Reserved. | | 4 | * Copyright (c) 2007, 2008, 2009 Antti Kantee. All Rights Reserved. |
5 | * | | 5 | * |
6 | * Development of this software was supported by the | | 6 | * Development of this software was supported by the |
7 | * Finnish Cultural Foundation. | | 7 | * Finnish Cultural Foundation. |
8 | * | | 8 | * |
9 | * Redistribution and use in source and binary forms, with or without | | 9 | * Redistribution and use in source and binary forms, with or without |
10 | * modification, are permitted provided that the following conditions | | 10 | * modification, are permitted provided that the following conditions |
11 | * are met: | | 11 | * are met: |
12 | * 1. Redistributions of source code must retain the above copyright | | 12 | * 1. Redistributions of source code must retain the above copyright |
13 | * notice, this list of conditions and the following disclaimer. | | 13 | * notice, this list of conditions and the following disclaimer. |
14 | * 2. Redistributions in binary form must reproduce the above copyright | | 14 | * 2. Redistributions in binary form must reproduce the above copyright |
15 | * notice, this list of conditions and the following disclaimer in the | | 15 | * notice, this list of conditions and the following disclaimer in the |
16 | * documentation and/or other materials provided with the distribution. | | 16 | * documentation and/or other materials provided with the distribution. |
17 | * | | 17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS | | 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
19 | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | | 19 | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
20 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | | 20 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
21 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | | 21 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | | 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | | 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | | 24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | | 25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | | 26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | | 27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
28 | * SUCH DAMAGE. | | 28 | * SUCH DAMAGE. |
29 | */ | | 29 | */ |
30 | | | 30 | |
31 | /* | | 31 | /* |
32 | * puffs 2k, i.e. puffs 2 kernel. Converts the puffs protocol to | | 32 | * puffs 2k, i.e. puffs 2 kernel. Converts the puffs protocol to |
33 | * the kernel vfs protocol and vice versa. | | 33 | * the kernel vfs protocol and vice versa. |
34 | * | | 34 | * |
35 | * A word about reference counting: puffs in the kernel is the king of | | 35 | * A word about reference counting: puffs in the kernel is the king of |
36 | * reference counting. We must maintain a vnode alive and kicking | | 36 | * reference counting. We must maintain a vnode alive and kicking |
37 | * until the kernel tells us to reclaim it. Therefore we make sure | | 37 | * until the kernel tells us to reclaim it. Therefore we make sure |
38 | * we never accidentally lose a vnode. Before calling operations which | | 38 | * we never accidentally lose a vnode. Before calling operations which |
39 | * decrease the refcount we always bump the refcount up to compensate. | | 39 | * decrease the refcount we always bump the refcount up to compensate. |
40 | * Come inactive, if the file system thinks that the vnode should be | | 40 | * Come inactive, if the file system thinks that the vnode should be |
41 | * put out of its misery, it will set the recycle flag. We use this | | 41 | * put out of its misery, it will set the recycle flag. We use this |
42 | * to tell the kernel to reclaim the vnode. Only in reclaim do we | | 42 | * to tell the kernel to reclaim the vnode. Only in reclaim do we |
43 | * really nuke the last reference. | | 43 | * really nuke the last reference. |
44 | */ | | 44 | */ |
45 | | | 45 | |
46 | #include <sys/cdefs.h> | | 46 | #include <sys/cdefs.h> |
47 | #include <sys/mount.h> | | 47 | #include <sys/mount.h> |
48 | #include <sys/param.h> | | 48 | #include <sys/param.h> |
49 | #include <sys/vnode.h> | | 49 | #include <sys/vnode.h> |
50 | #include <sys/lock.h> | | 50 | #include <sys/lock.h> |
51 | #include <sys/namei.h> | | 51 | #include <sys/namei.h> |
52 | #include <sys/dirent.h> | | 52 | #include <sys/dirent.h> |
53 | #include <sys/hash.h> | | 53 | #include <sys/hash.h> |
54 | | | 54 | |
55 | #include <assert.h> | | 55 | #include <assert.h> |
56 | #include <errno.h> | | 56 | #include <errno.h> |
57 | #include <puffs.h> | | 57 | #include <puffs.h> |
58 | #include <stdlib.h> | | 58 | #include <stdlib.h> |
59 | #include <stdio.h> | | 59 | #include <stdio.h> |
60 | | | 60 | |
61 | #include <rump/rump.h> | | 61 | #include <rump/rump.h> |
62 | #include <rump/p2k.h> | | 62 | #include <rump/p2k.h> |
63 | #include <rump/ukfs.h> | | 63 | #include <rump/ukfs.h> |
64 | | | 64 | |
65 | /* NetBSD-5 compat */ | | 65 | /* NetBSD-5 compat */ |
66 | #ifndef MOUNT_RUMPFS | | 66 | #ifndef MOUNT_RUMPFS |
67 | #define MOUNT_RUMPFS "rumpfs" | | 67 | #define MOUNT_RUMPFS "rumpfs" |
68 | #endif | | 68 | #endif |
69 | | | 69 | |
70 | PUFFSOP_PROTOS(p2k) | | 70 | PUFFSOP_PROTOS(p2k) |
71 | | | 71 | |
72 | LIST_HEAD(p2k_vp_hash, p2k_node); | | 72 | LIST_HEAD(p2k_vp_hash, p2k_node); |
73 | #define NHASHBUCK (1<<16) | | 73 | #define NHASHBUCK (1<<16) |
74 | struct p2k_mount { | | 74 | struct p2k_mount { |
75 | struct vnode *p2m_rvp; | | 75 | struct vnode *p2m_rvp; |
76 | struct puffs_usermount *p2m_pu; | | 76 | struct puffs_usermount *p2m_pu; |
77 | struct ukfs *p2m_ukfs; | | 77 | struct ukfs *p2m_ukfs; |
78 | struct p2k_vp_hash p2m_vphash[NHASHBUCK]; | | 78 | struct p2k_vp_hash p2m_vphash[NHASHBUCK]; |
79 | struct mount *p2m_mp; | | 79 | struct mount *p2m_mp; |
80 | int p2m_nvnodes; | | 80 | int p2m_nvnodes; |
81 | int p2m_imtmpfsman; | | 81 | int p2m_imtmpfsman; |
82 | bool p2m_hasdebug; | | 82 | bool p2m_hasdebug; |
83 | }; | | 83 | }; |
84 | | | 84 | |
85 | struct p2k_node { | | 85 | struct p2k_node { |
86 | struct vnode *p2n_vp; | | 86 | struct vnode *p2n_vp; |
87 | | | 87 | |
88 | LIST_ENTRY(p2k_node) p2n_entries; | | 88 | LIST_ENTRY(p2k_node) p2n_entries; |
89 | }; | | 89 | }; |
90 | | | 90 | |
91 | #define OPC2VP(opc) (((struct p2k_node *)opc)->p2n_vp) | | 91 | #define OPC2VP(opc) (((struct p2k_node *)opc)->p2n_vp) |
92 | | | 92 | |
93 | static int haswizard; | | 93 | static int haswizard; |
94 | static uid_t wizarduid; | | 94 | static uid_t wizarduid; |
95 | | | 95 | |
96 | static struct kauth_cred * | | 96 | static struct kauth_cred * |
97 | cred_create(const struct puffs_cred *pcr) | | 97 | cred_create(const struct puffs_cred *pcr) |
98 | { | | 98 | { |
99 | gid_t groups[NGROUPS]; | | 99 | gid_t groups[NGROUPS]; |
100 | uid_t uid; | | 100 | uid_t uid; |
101 | gid_t gid; | | 101 | gid_t gid; |
102 | short ngroups = __arraycount(groups); | | 102 | short ngroups = __arraycount(groups); |
103 | | | 103 | |
104 | if (haswizard) { | | 104 | if (haswizard) { |
105 | uid = wizarduid; | | 105 | uid = wizarduid; |
106 | } else { | | 106 | } else { |
107 | if (puffs_cred_getuid(pcr, &uid) == -1) | | 107 | if (puffs_cred_getuid(pcr, &uid) == -1) |
108 | uid = 0; | | 108 | uid = 0; |
109 | } | | 109 | } |
110 | if (puffs_cred_getgid(pcr, &gid) == -1) | | 110 | if (puffs_cred_getgid(pcr, &gid) == -1) |
111 | gid = 0; | | 111 | gid = 0; |
112 | puffs_cred_getgroups(pcr, groups, &ngroups); | | 112 | puffs_cred_getgroups(pcr, groups, &ngroups); |
113 | | | 113 | |
114 | /* LINTED: ngroups is ok */ | | 114 | /* LINTED: ngroups is ok */ |
115 | return rump_pub_cred_create(uid, gid, ngroups, groups); | | 115 | return rump_pub_cred_create(uid, gid, ngroups, groups); |
116 | } | | 116 | } |
117 | | | 117 | |
118 | static __inline void | | 118 | static __inline void |
119 | cred_destroy(struct kauth_cred *cred) | | 119 | cred_destroy(struct kauth_cred *cred) |
120 | { | | 120 | { |
121 | | | 121 | |
122 | rump_pub_cred_put(cred); | | 122 | rump_pub_cred_put(cred); |
123 | } | | 123 | } |
124 | | | 124 | |
125 | static struct componentname * | | 125 | static struct componentname * |
126 | makecn(const struct puffs_cn *pcn) | | 126 | makecn(const struct puffs_cn *pcn) |
127 | { | | 127 | { |
128 | struct kauth_cred *cred; | | 128 | struct kauth_cred *cred; |
129 | | | 129 | |
130 | cred = cred_create(pcn->pcn_cred); | | 130 | cred = cred_create(pcn->pcn_cred); |
131 | /* LINTED: prehistoric types in first two args */ | | 131 | /* LINTED: prehistoric types in first two args */ |
132 | return rump_pub_makecn(pcn->pcn_nameiop, pcn->pcn_flags, | | 132 | return rump_pub_makecn(pcn->pcn_nameiop, pcn->pcn_flags, |
133 | pcn->pcn_name, pcn->pcn_namelen, cred, rump_pub_lwproc_curlwp()); | | 133 | pcn->pcn_name, pcn->pcn_namelen, cred, rump_pub_lwproc_curlwp()); |
134 | } | | 134 | } |
135 | | | 135 | |
136 | static __inline void | | 136 | static __inline void |
137 | freecn(struct componentname *cnp) | | 137 | freecn(struct componentname *cnp) |
138 | { | | 138 | { |
139 | | | 139 | |
140 | rump_pub_freecn(cnp, RUMPCN_FREECRED); | | 140 | rump_pub_freecn(cnp, RUMPCN_FREECRED); |
141 | } | | 141 | } |
142 | | | 142 | |
143 | static void | | 143 | static void |
144 | makelwp(struct puffs_usermount *pu) | | 144 | makelwp(struct puffs_usermount *pu) |
145 | { | | 145 | { |
146 | pid_t pid; | | 146 | pid_t pid; |
147 | lwpid_t lid; | | 147 | lwpid_t lid; |
148 | | | 148 | |
149 | puffs_cc_getcaller(puffs_cc_getcc(pu), &pid, &lid); | | 149 | puffs_cc_getcaller(puffs_cc_getcc(pu), &pid, &lid); |
150 | rump_pub_allbetsareoff_setid(pid, lid); | | 150 | rump_pub_allbetsareoff_setid(pid, lid); |
151 | } | | 151 | } |
152 | | | 152 | |
153 | static __inline struct p2k_vp_hash * | | 153 | static __inline struct p2k_vp_hash * |
154 | gethash(struct p2k_mount *p2m, struct vnode *vp) | | 154 | gethash(struct p2k_mount *p2m, struct vnode *vp) |
155 | { | | 155 | { |
156 | uint32_t hash; | | 156 | uint32_t hash; |
157 | | | 157 | |
158 | hash = hash32_buf(&vp, sizeof(vp), HASH32_BUF_INIT); | | 158 | hash = hash32_buf(&vp, sizeof(vp), HASH32_BUF_INIT); |
159 | return &p2m->p2m_vphash[hash % NHASHBUCK]; | | 159 | return &p2m->p2m_vphash[hash % NHASHBUCK]; |
160 | } | | 160 | } |
161 | | | 161 | |
162 | /* | | 162 | /* |
163 | * Find node based on hash of vnode pointer. If vnode is found, | | 163 | * Find node based on hash of vnode pointer. If vnode is found, |
164 | * releases one reference to vnode based on the fact that we just | | 164 | * releases one reference to vnode based on the fact that we just |
165 | * performed a lookup for it. | | 165 | * performed a lookup for it. |
166 | * | | 166 | * |
167 | * If the optinal p2n_storage parameter is passed, it is used instead | | 167 | * If the optinal p2n_storage parameter is passed, it is used instead |
168 | * of allocating more memory. This allows for easier error recovery. | | 168 | * of allocating more memory. This allows for easier error recovery. |
169 | */ | | 169 | */ |
170 | static struct p2k_node * | | 170 | static struct p2k_node * |
171 | getp2n(struct p2k_mount *p2m, struct vnode *vp, bool initial, | | 171 | getp2n(struct p2k_mount *p2m, struct vnode *vp, bool initial, |
172 | struct p2k_node *p2n_storage) | | 172 | struct p2k_node *p2n_storage) |
173 | { | | 173 | { |
174 | struct p2k_vp_hash *hl; | | 174 | struct p2k_vp_hash *hl; |
175 | struct p2k_node *p2n = NULL; | | 175 | struct p2k_node *p2n = NULL; |
176 | | | 176 | |
177 | /* p2n_storage => initial */ | | 177 | /* p2n_storage => initial */ |
178 | assert(!p2n_storage || initial); | | 178 | assert(!p2n_storage || initial); |
179 | | | 179 | |
180 | hl = gethash(p2m, vp); | | 180 | hl = gethash(p2m, vp); |
181 | if (!initial) | | 181 | if (!initial) |
182 | LIST_FOREACH(p2n, hl, p2n_entries) | | 182 | LIST_FOREACH(p2n, hl, p2n_entries) |
183 | if (p2n->p2n_vp == vp) | | 183 | if (p2n->p2n_vp == vp) |
184 | break; | | 184 | break; |
185 | | | 185 | |
186 | hl = gethash(p2m, vp); | | 186 | hl = gethash(p2m, vp); |
187 | if (p2n) { | | 187 | if (p2n) { |
188 | rump_pub_vp_rele(vp); | | 188 | rump_pub_vp_rele(vp); |
189 | } else { | | 189 | } else { |
190 | if (p2n_storage) | | 190 | if (p2n_storage) |
191 | p2n = p2n_storage; | | 191 | p2n = p2n_storage; |
192 | else | | 192 | else |
193 | p2n = malloc(sizeof(*p2n)); | | 193 | p2n = malloc(sizeof(*p2n)); |
194 | if (!p2n) { | | 194 | if (!p2n) { |
195 | rump_pub_vp_rele(vp); | | 195 | rump_pub_vp_rele(vp); |
196 | return NULL; | | 196 | return NULL; |
197 | } | | 197 | } |
198 | memset(p2n, 0, sizeof(*p2n)); | | 198 | memset(p2n, 0, sizeof(*p2n)); |
199 | LIST_INSERT_HEAD(hl, p2n, p2n_entries); | | 199 | LIST_INSERT_HEAD(hl, p2n, p2n_entries); |
200 | p2n->p2n_vp = vp; | | 200 | p2n->p2n_vp = vp; |
201 | } | | 201 | } |
202 | return p2n; | | 202 | return p2n; |
203 | } | | 203 | } |
204 | | | 204 | |
205 | static void | | 205 | static void |
206 | freep2n(struct p2k_node *p2n) | | 206 | freep2n(struct p2k_node *p2n) |
207 | { | | 207 | { |
208 | | | 208 | |
209 | assert(p2n->p2n_vp == NULL); | | 209 | assert(p2n->p2n_vp == NULL); |
210 | LIST_REMOVE(p2n, p2n_entries); | | 210 | LIST_REMOVE(p2n, p2n_entries); |
211 | free(p2n); | | 211 | free(p2n); |
212 | } | | 212 | } |
213 | | | 213 | |
214 | /*ARGSUSED*/ | | 214 | /*ARGSUSED*/ |
215 | static void | | 215 | static void |
216 | p2k_errcatcher(struct puffs_usermount *pu, uint8_t type, int error, | | 216 | p2k_errcatcher(struct puffs_usermount *pu, uint8_t type, int error, |
217 | const char *str, puffs_cookie_t cook) | | 217 | const char *str, puffs_cookie_t cook) |
218 | { | | 218 | { |
219 | | | 219 | |
220 | fprintf(stderr, "type %d, error %d, cookie %p (%s)\n", | | 220 | fprintf(stderr, "type %d, error %d, cookie %p (%s)\n", |
221 | type, error, cook, str); | | 221 | type, error, cook, str); |
222 | | | 222 | |
223 | /* | | 223 | /* |
224 | * Trap all EINVAL responses to lookup. It most likely means | | 224 | * Trap all EINVAL responses to lookup. It most likely means |
225 | * that we supplied VNON/VBAD as the type. The real kernel | | 225 | * that we supplied VNON/VBAD as the type. The real kernel |
226 | * doesn't panic from this either, but just handles it. | | 226 | * doesn't panic from this either, but just handles it. |
227 | */ | | 227 | */ |
228 | if (type != PUFFS_VN_LOOKUP && error == EINVAL) | | 228 | if (type != PUFFS_VN_LOOKUP && error == EINVAL) |
229 | abort(); | | 229 | abort(); |
230 | } | | 230 | } |
231 | | | 231 | |
232 | /* just to avoid annoying loop when singlestepping */ | | 232 | /* just to avoid annoying loop when singlestepping */ |
233 | static struct p2k_mount * | | 233 | static struct p2k_mount * |
234 | allocp2m(void) | | 234 | allocp2m(void) |
235 | { | | 235 | { |
236 | struct p2k_mount *p2m; | | 236 | struct p2k_mount *p2m; |
237 | int i; | | 237 | int i; |
238 | | | 238 | |
239 | p2m = malloc(sizeof(*p2m)); | | 239 | p2m = malloc(sizeof(*p2m)); |
240 | if (p2m == NULL) | | 240 | if (p2m == NULL) |
241 | return NULL; | | 241 | return NULL; |
242 | memset(p2m, 0, sizeof(*p2m)); | | 242 | memset(p2m, 0, sizeof(*p2m)); |
243 | | | 243 | |
244 | for (i = 0; i < NHASHBUCK; i++) | | 244 | for (i = 0; i < NHASHBUCK; i++) |
245 | LIST_INIT(&p2m->p2m_vphash[i]); | | 245 | LIST_INIT(&p2m->p2m_vphash[i]); |
246 | | | 246 | |
247 | return p2m; | | 247 | return p2m; |
248 | } | | 248 | } |
249 | | | 249 | |
250 | struct p2k_mount * | | 250 | struct p2k_mount * |
251 | p2k_init(uint32_t puffs_flags) | | 251 | p2k_init(uint32_t puffs_flags) |
252 | { | | 252 | { |
253 | struct puffs_ops *pops; | | 253 | struct puffs_ops *pops; |
254 | struct p2k_mount *p2m; | | 254 | struct p2k_mount *p2m; |
255 | char *envbuf; | | 255 | char *envbuf; |
256 | bool dodaemon; | | 256 | bool dodaemon; |
257 | bool hasdebug; | | 257 | bool hasdebug; |
258 | | | 258 | |
259 | PUFFSOP_INIT(pops); | | 259 | PUFFSOP_INIT(pops); |
260 | | | 260 | |
261 | PUFFSOP_SET(pops, p2k, fs, statvfs); | | 261 | PUFFSOP_SET(pops, p2k, fs, statvfs); |
262 | PUFFSOP_SET(pops, p2k, fs, unmount); | | 262 | PUFFSOP_SET(pops, p2k, fs, unmount); |
263 | PUFFSOP_SET(pops, p2k, fs, sync); | | 263 | PUFFSOP_SET(pops, p2k, fs, sync); |
264 | PUFFSOP_SET(pops, p2k, fs, fhtonode); | | 264 | PUFFSOP_SET(pops, p2k, fs, fhtonode); |
265 | PUFFSOP_SET(pops, p2k, fs, nodetofh); | | 265 | PUFFSOP_SET(pops, p2k, fs, nodetofh); |
266 | PUFFSOP_SET(pops, p2k, fs, extattrctl); | | 266 | PUFFSOP_SET(pops, p2k, fs, extattrctl); |
267 | | | 267 | |
268 | PUFFSOP_SET(pops, p2k, node, lookup); | | 268 | PUFFSOP_SET(pops, p2k, node, lookup); |
269 | PUFFSOP_SET(pops, p2k, node, create); | | 269 | PUFFSOP_SET(pops, p2k, node, create); |
270 | PUFFSOP_SET(pops, p2k, node, mknod); | | 270 | PUFFSOP_SET(pops, p2k, node, mknod); |
271 | PUFFSOP_SET(pops, p2k, node, open); | | 271 | PUFFSOP_SET(pops, p2k, node, open); |
272 | PUFFSOP_SET(pops, p2k, node, close); | | 272 | PUFFSOP_SET(pops, p2k, node, close); |
273 | PUFFSOP_SET(pops, p2k, node, access); | | 273 | PUFFSOP_SET(pops, p2k, node, access); |
274 | PUFFSOP_SET(pops, p2k, node, getattr); | | 274 | PUFFSOP_SET(pops, p2k, node, getattr); |
275 | PUFFSOP_SET(pops, p2k, node, setattr); | | 275 | PUFFSOP_SET(pops, p2k, node, setattr); |
276 | #if 0 | | 276 | #if 0 |
277 | PUFFSOP_SET(pops, p2k, node, poll); | | 277 | PUFFSOP_SET(pops, p2k, node, poll); |
278 | #endif | | 278 | #endif |
279 | PUFFSOP_SET(pops, p2k, node, mmap); | | 279 | PUFFSOP_SET(pops, p2k, node, mmap); |
280 | PUFFSOP_SET(pops, p2k, node, fsync); | | 280 | PUFFSOP_SET(pops, p2k, node, fsync); |
281 | PUFFSOP_SET(pops, p2k, node, seek); | | 281 | PUFFSOP_SET(pops, p2k, node, seek); |
282 | PUFFSOP_SET(pops, p2k, node, remove); | | 282 | PUFFSOP_SET(pops, p2k, node, remove); |
283 | PUFFSOP_SET(pops, p2k, node, link); | | 283 | PUFFSOP_SET(pops, p2k, node, link); |
284 | PUFFSOP_SET(pops, p2k, node, rename); | | 284 | PUFFSOP_SET(pops, p2k, node, rename); |
285 | PUFFSOP_SET(pops, p2k, node, mkdir); | | 285 | PUFFSOP_SET(pops, p2k, node, mkdir); |
286 | PUFFSOP_SET(pops, p2k, node, rmdir); | | 286 | PUFFSOP_SET(pops, p2k, node, rmdir); |
287 | PUFFSOP_SET(pops, p2k, node, symlink); | | 287 | PUFFSOP_SET(pops, p2k, node, symlink); |
288 | PUFFSOP_SET(pops, p2k, node, readdir); | | 288 | PUFFSOP_SET(pops, p2k, node, readdir); |
289 | PUFFSOP_SET(pops, p2k, node, readlink); | | 289 | PUFFSOP_SET(pops, p2k, node, readlink); |
290 | PUFFSOP_SET(pops, p2k, node, read); | | 290 | PUFFSOP_SET(pops, p2k, node, read); |
291 | PUFFSOP_SET(pops, p2k, node, write); | | 291 | PUFFSOP_SET(pops, p2k, node, write); |
292 | | | 292 | |
293 | PUFFSOP_SET(pops, p2k, node, pathconf); | | 293 | PUFFSOP_SET(pops, p2k, node, pathconf); |
294 | | | 294 | |
295 | PUFFSOP_SET(pops, p2k, node, inactive); | | 295 | PUFFSOP_SET(pops, p2k, node, inactive); |
296 | PUFFSOP_SET(pops, p2k, node, reclaim); | | 296 | PUFFSOP_SET(pops, p2k, node, reclaim); |
297 | | | 297 | |
298 | PUFFSOP_SET(pops, p2k, node, getextattr); | | 298 | PUFFSOP_SET(pops, p2k, node, getextattr); |
299 | PUFFSOP_SET(pops, p2k, node, setextattr); | | 299 | PUFFSOP_SET(pops, p2k, node, setextattr); |
300 | PUFFSOP_SET(pops, p2k, node, listextattr); | | 300 | PUFFSOP_SET(pops, p2k, node, listextattr); |
301 | PUFFSOP_SET(pops, p2k, node, deleteextattr); | | 301 | PUFFSOP_SET(pops, p2k, node, deleteextattr); |
302 | | | 302 | |
303 | dodaemon = true; | | 303 | dodaemon = true; |
304 | hasdebug = false; | | 304 | hasdebug = false; |
305 | | | 305 | |
306 | if (getenv("P2K_DEBUG") != NULL) { | | 306 | if (getenv("P2K_DEBUG") != NULL) { |
307 | puffs_flags |= PUFFS_FLAG_OPDUMP; | | 307 | puffs_flags |= PUFFS_FLAG_OPDUMP; |
308 | dodaemon = false; | | 308 | dodaemon = false; |
309 | hasdebug = true; | | 309 | hasdebug = true; |
310 | } | | 310 | } |
311 | if (getenv("P2K_NODETACH") != NULL) { | | 311 | if (getenv("P2K_NODETACH") != NULL) { |
312 | dodaemon = false; | | 312 | dodaemon = false; |
313 | } | | 313 | } |
314 | if (getenv("P2K_NOCACHE_PAGE") != NULL) { | | 314 | if (getenv("P2K_NOCACHE_PAGE") != NULL) { |
315 | puffs_flags |= PUFFS_KFLAG_NOCACHE_PAGE; | | 315 | puffs_flags |= PUFFS_KFLAG_NOCACHE_PAGE; |
316 | } | | 316 | } |
317 | if (getenv("P2K_NOCACHE_NAME") != NULL) { | | 317 | if (getenv("P2K_NOCACHE_NAME") != NULL) { |
318 | puffs_flags |= PUFFS_KFLAG_NOCACHE_NAME; | | 318 | puffs_flags |= PUFFS_KFLAG_NOCACHE_NAME; |
319 | } | | 319 | } |
320 | if (getenv("P2K_NOCACHE") != NULL) { | | 320 | if (getenv("P2K_NOCACHE") != NULL) { |
321 | puffs_flags |= PUFFS_KFLAG_NOCACHE; | | 321 | puffs_flags |= PUFFS_KFLAG_NOCACHE; |
322 | } | | 322 | } |
323 | if ((envbuf = getenv("P2K_WIZARDUID")) != NULL) { | | 323 | if ((envbuf = getenv("P2K_WIZARDUID")) != NULL) { |
324 | /* default to 0 in error cases */ | | 324 | /* default to 0 in error cases */ |
325 | wizarduid = atoi(envbuf); | | 325 | wizarduid = atoi(envbuf); |
326 | haswizard = 1; | | 326 | haswizard = 1; |
327 | printf("P2K WIZARD MODE: using uid %d\n", wizarduid); | | 327 | printf("P2K WIZARD MODE: using uid %d\n", wizarduid); |
328 | } | | 328 | } |
329 | | | 329 | |
330 | p2m = allocp2m(); | | 330 | p2m = allocp2m(); |
331 | if (p2m == NULL) | | 331 | if (p2m == NULL) |
332 | return NULL; | | 332 | return NULL; |
333 | p2m->p2m_pu = puffs_init(pops, PUFFS_DEFER, PUFFS_DEFER, | | 333 | p2m->p2m_pu = puffs_init(pops, PUFFS_DEFER, PUFFS_DEFER, |
334 | PUFFS_DEFER, puffs_flags); | | 334 | PUFFS_DEFER, puffs_flags); |
335 | if (p2m->p2m_pu == NULL) { | | 335 | if (p2m->p2m_pu == NULL) { |
336 | int sverrno = errno; | | 336 | int sverrno = errno; |
337 | free(p2m); | | 337 | free(p2m); |
338 | errno = sverrno; | | 338 | errno = sverrno; |
339 | return NULL; | | 339 | return NULL; |
340 | } | | 340 | } |
341 | p2m->p2m_hasdebug = hasdebug; | | 341 | p2m->p2m_hasdebug = hasdebug; |
342 | | | 342 | |
343 | if (dodaemon) { | | 343 | if (dodaemon) { |
344 | if (puffs_daemon(p2m->p2m_pu, 1, 1) == -1) { | | 344 | if (puffs_daemon(p2m->p2m_pu, 1, 1) == -1) { |
345 | int sverrno = errno; | | 345 | int sverrno = errno; |
346 | p2k_cancel(p2m, sverrno); | | 346 | p2k_cancel(p2m, sverrno); |
347 | errno = sverrno; | | 347 | errno = sverrno; |
348 | p2m = NULL; | | 348 | p2m = NULL; |
349 | } | | 349 | } |
350 | } | | 350 | } |
351 | if (p2m) | | 351 | if (p2m) |
352 | rump_init(); | | 352 | rump_init(); |
353 | | | 353 | |
354 | rump_pub_lwproc_rfork(RUMP_RFCFDG); | | 354 | rump_pub_lwproc_rfork(RUMP_RFCFDG); |
355 | | | 355 | |
356 | return p2m; | | 356 | return p2m; |
357 | } | | 357 | } |
358 | | | 358 | |
359 | void | | 359 | void |
360 | p2k_cancel(struct p2k_mount *p2m, int error) | | 360 | p2k_cancel(struct p2k_mount *p2m, int error) |
361 | { | | 361 | { |
362 | | | 362 | |
363 | puffs_cancel(p2m->p2m_pu, error); | | 363 | puffs_cancel(p2m->p2m_pu, error); |
364 | free(p2m); | | 364 | free(p2m); |
365 | } | | 365 | } |
366 | | | 366 | |
367 | static int | | 367 | static int |
368 | setupfs(struct p2k_mount *p2m, const char *vfsname, const char *devpath, | | 368 | setupfs(struct p2k_mount *p2m, const char *vfsname, const char *devpath, |
369 | struct ukfs_part *part, const char *mountpath, int mntflags, | | 369 | struct ukfs_part *part, const char *mountpath, int mntflags, |
370 | void *arg, size_t alen) | | 370 | void *arg, size_t alen) |
371 | { | | 371 | { |
372 | char partpath[UKFS_DEVICE_MAXPATHLEN]; | | 372 | char partpath[UKFS_DEVICE_MAXPATHLEN]; |
373 | char partbuf[UKFS_DEVICE_MAXSTR]; | | 373 | char partbuf[UKFS_DEVICE_MAXSTR]; |
374 | char typebuf[PUFFS_TYPELEN]; | | 374 | char typebuf[PUFFS_TYPELEN]; |
375 | struct puffs_usermount *pu = p2m->p2m_pu; | | 375 | struct puffs_usermount *pu = p2m->p2m_pu; |
376 | struct p2k_node *p2n_root; | | 376 | struct p2k_node *p2n_root; |
377 | struct ukfs *ukfs = NULL; | | 377 | struct ukfs *ukfs = NULL; |
378 | extern int puffs_fakecc; | | 378 | extern int puffs_fakecc; |
379 | int rv = -1, sverrno; | | 379 | int rv = -1, sverrno; |
380 | | | 380 | |
381 | strcpy(typebuf, "p2k|"); | | 381 | strcpy(typebuf, "p2k|"); |
382 | if (strcmp(vfsname, "puffs") == 0) { /* XXX */ | | 382 | if (strcmp(vfsname, "puffs") == 0) { /* XXX */ |
383 | struct puffs_kargs *args = arg; | | 383 | struct puffs_kargs *args = arg; |
384 | strlcat(typebuf, args->pa_typename, sizeof(typebuf)); | | 384 | strlcat(typebuf, args->pa_typename, sizeof(typebuf)); |
385 | } else { | | 385 | } else { |
386 | strlcat(typebuf, vfsname, sizeof(typebuf)); | | 386 | strlcat(typebuf, vfsname, sizeof(typebuf)); |
387 | } | | 387 | } |
388 | | | 388 | |
389 | strlcpy(partpath, devpath, sizeof(partpath)); | | 389 | strlcpy(partpath, devpath, sizeof(partpath)); |
390 | if (ukfs_part_tostring(part, partbuf, sizeof(partbuf))) { | | 390 | if (ukfs_part_tostring(part, partbuf, sizeof(partbuf))) { |
391 | strlcat(partpath, partbuf, sizeof(partpath)); | | 391 | strlcat(partpath, partbuf, sizeof(partpath)); |
392 | } | | 392 | } |
393 | puffs_setmntinfo(pu, partpath, typebuf); | | 393 | puffs_setmntinfo(pu, partpath, typebuf); |
394 | | | 394 | |
395 | if (ukfs_init() == -1) | | 395 | if (ukfs_init() == -1) |
396 | goto out; | | 396 | goto out; |
397 | | | 397 | |
398 | /* | | 398 | /* |
399 | * If we're mounting rumpfs, actually do no mount and redirect | | 399 | * If we're mounting rumpfs, actually do no mount and redirect |
400 | * requests to rump fs namespace root. Strictly speaking, this | | 400 | * requests to rump fs namespace root. Strictly speaking, this |
401 | * is not correct, but I don't think anyone will notice. | | 401 | * is not correct, but I don't think anyone will notice. |
402 | * After all, we're mostly interested in things which reside | | 402 | * After all, we're mostly interested in things which reside |
403 | * specifically on the rootfs, namely the contents of /dev | | 403 | * specifically on the rootfs, namely the contents of /dev |
404 | */ | | 404 | */ |
405 | if (strcmp(vfsname, MOUNT_RUMPFS) == 0) { | | 405 | if (strcmp(vfsname, MOUNT_RUMPFS) == 0) { |
406 | if ((rv = rump_pub_vfs_getmp("/", &p2m->p2m_mp)) != 0) { | | 406 | if ((rv = rump_pub_vfs_getmp("/", &p2m->p2m_mp)) != 0) { |
407 | errno = rv; | | 407 | errno = rv; |
408 | rv = -1; | | 408 | rv = -1; |
409 | goto out; | | 409 | goto out; |
410 | } | | 410 | } |
411 | } else { | | 411 | } else { |
412 | if (part != ukfs_part_na) | | 412 | if (part != ukfs_part_na) |
413 | ukfs = ukfs_mount_disk(vfsname, devpath, part, | | 413 | ukfs = ukfs_mount_disk(vfsname, devpath, part, |
414 | mountpath, mntflags, arg, alen); | | 414 | mountpath, mntflags, arg, alen); |
415 | else | | 415 | else |
416 | ukfs = ukfs_mount(vfsname, devpath, mountpath, mntflags, | | 416 | ukfs = ukfs_mount(vfsname, devpath, mountpath, mntflags, |
417 | arg, alen); | | 417 | arg, alen); |
418 | if (ukfs == NULL) | | 418 | if (ukfs == NULL) |
419 | goto out; | | 419 | goto out; |
420 | ukfs_setspecific(ukfs, p2m); | | 420 | ukfs_setspecific(ukfs, p2m); |
421 | p2m->p2m_ukfs = ukfs; | | 421 | p2m->p2m_ukfs = ukfs; |
422 | p2m->p2m_mp = ukfs_getmp(ukfs); | | 422 | p2m->p2m_mp = ukfs_getmp(ukfs); |
423 | } | | 423 | } |
424 | if ((rv = rump_pub_vfs_root(p2m->p2m_mp, &p2m->p2m_rvp, 0)) != 0) { | | 424 | if ((rv = rump_pub_vfs_root(p2m->p2m_mp, &p2m->p2m_rvp, 0)) != 0) { |
425 | errno = rv; | | 425 | errno = rv; |
426 | rv = -1; | | 426 | rv = -1; |
427 | goto out; | | 427 | goto out; |
428 | } | | 428 | } |
429 | | | 429 | |
430 | p2m->p2m_pu = pu; | | 430 | p2m->p2m_pu = pu; |
431 | | | 431 | |
432 | /* | | 432 | /* |
433 | * Detect tmpfs. XXX: this is a kludge. See inactive(). | | 433 | * Detect tmpfs. XXX: this is a kludge. See inactive(). |
434 | * | | 434 | * |
435 | * In reality we'd want "does file system use anon objects | | 435 | * In reality we'd want "does file system use anon objects |
436 | * for storage?". But since tmpfs hides the anon object from | | 436 | * for storage?". But since tmpfs hides the anon object from |
437 | * the public interface, we can't actually detect it sanely. | | 437 | * the public interface, we can't actually detect it sanely. |
438 | * Therefore, use this kludge. | | 438 | * Therefore, use this kludge. |
439 | */ | | 439 | */ |
440 | p2m->p2m_imtmpfsman = strcmp(vfsname, MOUNT_TMPFS) == 0; | | 440 | p2m->p2m_imtmpfsman = strcmp(vfsname, MOUNT_TMPFS) == 0; |
441 | | | 441 | |
442 | p2n_root = getp2n(p2m, p2m->p2m_rvp, true, NULL); | | 442 | p2n_root = getp2n(p2m, p2m->p2m_rvp, true, NULL); |
443 | puffs_setfhsize(pu, 0, PUFFS_FHFLAG_PASSTHROUGH); | | 443 | puffs_setfhsize(pu, 0, PUFFS_FHFLAG_PASSTHROUGH); |
444 | puffs_setstacksize(pu, PUFFS_STACKSIZE_MIN); | | 444 | puffs_setstacksize(pu, PUFFS_STACKSIZE_MIN); |
445 | puffs_fakecc = 1; | | 445 | puffs_fakecc = 1; |
446 | puffs_set_prepost(pu, makelwp, NULL); | | 446 | puffs_set_prepost(pu, makelwp, NULL); |
447 | puffs_set_errnotify(pu, p2k_errcatcher); | | 447 | puffs_set_errnotify(pu, p2k_errcatcher); |
448 | | | 448 | |
449 | puffs_setspecific(pu, p2m); | | 449 | puffs_setspecific(pu, p2m); |
450 | rv = puffs_mount(pu, mountpath, mntflags, p2n_root); | | 450 | rv = puffs_mount(pu, mountpath, mntflags, p2n_root); |
451 | | | 451 | |
452 | out: | | 452 | out: |
453 | if (rv == -1) { | | 453 | if (rv == -1) { |
454 | sverrno = errno; | | 454 | sverrno = errno; |
455 | puffs_cancel(pu, sverrno); | | 455 | puffs_cancel(pu, sverrno); |
456 | if (ukfs) | | 456 | if (ukfs) |
457 | ukfs_release(p2m->p2m_ukfs, UKFS_RELFLAG_FORCE); | | 457 | ukfs_release(p2m->p2m_ukfs, UKFS_RELFLAG_FORCE); |
458 | free(p2m); | | 458 | free(p2m); |
459 | errno = sverrno; | | 459 | errno = sverrno; |
460 | } | | 460 | } |
461 | | | 461 | |
462 | return rv; | | 462 | return rv; |
463 | } | | 463 | } |
464 | | | 464 | |
465 | int | | 465 | int |
466 | p2k_mainloop(struct p2k_mount *p2m) | | 466 | p2k_mainloop(struct p2k_mount *p2m) |
467 | { | | 467 | { |
468 | int rv, sverrno; | | 468 | int rv, sverrno; |
469 | | | 469 | |
470 | rv = puffs_mainloop(p2m->p2m_pu); | | 470 | rv = puffs_mainloop(p2m->p2m_pu); |
471 | sverrno = errno; | | 471 | sverrno = errno; |
472 | puffs_exit(p2m->p2m_pu, 1); | | 472 | puffs_exit(p2m->p2m_pu, 1); |
473 | if (p2m->p2m_ukfs) | | 473 | if (p2m->p2m_ukfs) |
474 | ukfs_release(p2m->p2m_ukfs, UKFS_RELFLAG_FORCE); | | 474 | ukfs_release(p2m->p2m_ukfs, UKFS_RELFLAG_FORCE); |
475 | free(p2m); | | 475 | free(p2m); |
476 | | | 476 | |
477 | if (rv == -1) | | 477 | if (rv == -1) |
478 | errno = sverrno; | | 478 | errno = sverrno; |
479 | return rv; | | 479 | return rv; |
480 | } | | 480 | } |
481 | | | 481 | |
482 | int | | 482 | int |
483 | p2k_run_fs(const char *vfsname, const char *devpath, const char *mountpath, | | 483 | p2k_run_fs(const char *vfsname, const char *devpath, const char *mountpath, |
484 | int mntflags, void *arg, size_t alen, uint32_t puffs_flags) | | 484 | int mntflags, void *arg, size_t alen, uint32_t puffs_flags) |
485 | { | | 485 | { |
486 | struct p2k_mount *p2m; | | 486 | struct p2k_mount *p2m; |
487 | int rv; | | 487 | int rv; |
488 | | | 488 | |
489 | p2m = p2k_init(puffs_flags); | | 489 | p2m = p2k_init(puffs_flags); |
490 | if (p2m == NULL) | | 490 | if (p2m == NULL) |
491 | return -1; | | 491 | return -1; |
492 | rv = setupfs(p2m, vfsname, devpath, ukfs_part_na, mountpath, | | 492 | rv = setupfs(p2m, vfsname, devpath, ukfs_part_na, mountpath, |
493 | mntflags, arg, alen); | | 493 | mntflags, arg, alen); |
494 | if (rv == -1) | | 494 | if (rv == -1) |
495 | return rv; | | 495 | return rv; |
496 | return p2k_mainloop(p2m); | | 496 | return p2k_mainloop(p2m); |
497 | } | | 497 | } |
498 | | | 498 | |
499 | int | | 499 | int |
500 | p2k_run_diskfs(const char *vfsname, const char *devpath, struct ukfs_part *part, | | 500 | p2k_run_diskfs(const char *vfsname, const char *devpath, struct ukfs_part *part, |
501 | const char *mountpath, int mntflags, void *arg, size_t alen, | | 501 | const char *mountpath, int mntflags, void *arg, size_t alen, |
502 | uint32_t puffs_flags) | | 502 | uint32_t puffs_flags) |
503 | { | | 503 | { |
504 | struct p2k_mount *p2m; | | 504 | struct p2k_mount *p2m; |
505 | int rv; | | 505 | int rv; |
506 | | | 506 | |
507 | p2m = p2k_init(puffs_flags); | | 507 | p2m = p2k_init(puffs_flags); |
508 | if (p2m == NULL) | | 508 | if (p2m == NULL) |
509 | return -1; | | 509 | return -1; |
510 | rv = setupfs(p2m, vfsname, devpath, part, mountpath, mntflags, | | 510 | rv = setupfs(p2m, vfsname, devpath, part, mountpath, mntflags, |
511 | arg, alen); | | 511 | arg, alen); |
512 | if (rv == -1) | | 512 | if (rv == -1) |
513 | return rv; | | 513 | return rv; |
514 | return p2k_mainloop(p2m); | | 514 | return p2k_mainloop(p2m); |
515 | } | | 515 | } |
516 | | | 516 | |
517 | int | | 517 | int |
518 | p2k_setup_fs(struct p2k_mount *p2m, const char *vfsname, const char *devpath, | | 518 | p2k_setup_fs(struct p2k_mount *p2m, const char *vfsname, const char *devpath, |
519 | const char *mountpath, int mntflags, void *arg, size_t alen) | | 519 | const char *mountpath, int mntflags, void *arg, size_t alen) |
520 | { | | 520 | { |
521 | | | 521 | |
522 | return setupfs(p2m, vfsname, devpath, ukfs_part_na, mountpath, | | 522 | return setupfs(p2m, vfsname, devpath, ukfs_part_na, mountpath, |
523 | mntflags, arg, alen); | | 523 | mntflags, arg, alen); |
524 | } | | 524 | } |
525 | | | 525 | |
526 | int | | 526 | int |
527 | p2k_setup_diskfs(struct p2k_mount *p2m, const char *vfsname, | | 527 | p2k_setup_diskfs(struct p2k_mount *p2m, const char *vfsname, |
528 | const char *devpath, struct ukfs_part *part, const char *mountpath, | | 528 | const char *devpath, struct ukfs_part *part, const char *mountpath, |
529 | int mntflags, void *arg, size_t alen) | | 529 | int mntflags, void *arg, size_t alen) |
530 | { | | 530 | { |
531 | | | 531 | |
532 | return setupfs(p2m, vfsname, devpath, part, mountpath, mntflags, | | 532 | return setupfs(p2m, vfsname, devpath, part, mountpath, mntflags, |
533 | arg, alen); | | 533 | arg, alen); |
534 | } | | 534 | } |
535 | | | 535 | |
536 | int | | 536 | int |
537 | p2k_fs_statvfs(struct puffs_usermount *pu, struct statvfs *sbp) | | 537 | p2k_fs_statvfs(struct puffs_usermount *pu, struct statvfs *sbp) |
538 | { | | 538 | { |
539 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 539 | struct p2k_mount *p2m = puffs_getspecific(pu); |
540 | struct mount *mp = p2m->p2m_mp; | | 540 | struct mount *mp = p2m->p2m_mp; |
541 | | | 541 | |
542 | return rump_pub_vfs_statvfs(mp, sbp); | | 542 | return rump_pub_vfs_statvfs(mp, sbp); |
543 | } | | 543 | } |
544 | | | 544 | |
545 | /*ARGSUSED*/ | | 545 | /*ARGSUSED*/ |
546 | int | | 546 | int |
547 | p2k_fs_unmount(struct puffs_usermount *pu, int flags) | | 547 | p2k_fs_unmount(struct puffs_usermount *pu, int flags) |
548 | { | | 548 | { |
549 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 549 | struct p2k_mount *p2m = puffs_getspecific(pu); |
550 | struct ukfs *fs = p2m->p2m_ukfs; | | 550 | struct ukfs *fs = p2m->p2m_ukfs; |
551 | int error = 0; | | 551 | int error = 0; |
552 | | | 552 | |
553 | rump_pub_vp_rele(p2m->p2m_rvp); | | 553 | rump_pub_vp_rele(p2m->p2m_rvp); |
554 | | | 554 | |
555 | if (fs) { | | 555 | if (fs) { |
556 | if (ukfs_release(fs, 0) != 0) { | | 556 | if (ukfs_release(fs, 0) != 0) { |
| | | 557 | struct statvfs svfsb; |
| | | 558 | |
| | | 559 | if (p2m->p2m_hasdebug |
| | | 560 | && p2k_fs_statvfs(pu, &svfsb) == 0) { |
| | | 561 | printf("\nSOFT UNMOUNT FAILED, MP INFO DUMP\n"); |
| | | 562 | rump_pub_vfs_mount_print(svfsb.f_mntonname, 1); |
| | | 563 | } |
557 | ukfs_release(fs, UKFS_RELFLAG_FORCE); | | 564 | ukfs_release(fs, UKFS_RELFLAG_FORCE); |
558 | error = 0; | | 565 | error = 0; |
559 | } | | 566 | } |
560 | } | | 567 | } |
561 | p2m->p2m_ukfs = NULL; | | 568 | p2m->p2m_ukfs = NULL; |
562 | | | 569 | |
563 | if (p2m->p2m_hasdebug) { | | 570 | if (p2m->p2m_hasdebug) { |
564 | printf("-- rump kernel event counters --\n"); | | 571 | printf("-- rump kernel event counters --\n"); |
565 | rump_printevcnts(); | | 572 | rump_printevcnts(); |
566 | printf("-- end of event counters --\n"); | | 573 | printf("-- end of event counters --\n"); |
567 | } | | 574 | } |
568 | | | 575 | |
569 | return error; | | 576 | return error; |
570 | } | | 577 | } |
571 | | | 578 | |
572 | int | | 579 | int |
573 | p2k_fs_sync(struct puffs_usermount *pu, int waitfor, | | 580 | p2k_fs_sync(struct puffs_usermount *pu, int waitfor, |
574 | const struct puffs_cred *pcr) | | 581 | const struct puffs_cred *pcr) |
575 | { | | 582 | { |
576 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 583 | struct p2k_mount *p2m = puffs_getspecific(pu); |
577 | struct mount *mp = p2m->p2m_mp; | | 584 | struct mount *mp = p2m->p2m_mp; |
578 | struct kauth_cred *cred; | | 585 | struct kauth_cred *cred; |
579 | int rv; | | 586 | int rv; |
580 | | | 587 | |
581 | cred = cred_create(pcr); | | 588 | cred = cred_create(pcr); |
582 | rv = rump_pub_vfs_sync(mp, waitfor, cred); | | 589 | rv = rump_pub_vfs_sync(mp, waitfor, cred); |
583 | cred_destroy(cred); | | 590 | cred_destroy(cred); |
584 | | | 591 | |
585 | return rv; | | 592 | return rv; |
586 | } | | 593 | } |
587 | | | 594 | |
588 | /*ARGSUSED*/ | | 595 | /*ARGSUSED*/ |
589 | int | | 596 | int |
590 | p2k_fs_fhtonode(struct puffs_usermount *pu, void *fid, size_t fidsize, | | 597 | p2k_fs_fhtonode(struct puffs_usermount *pu, void *fid, size_t fidsize, |
591 | struct puffs_newinfo *pni) | | 598 | struct puffs_newinfo *pni) |
592 | { | | 599 | { |
593 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 600 | struct p2k_mount *p2m = puffs_getspecific(pu); |
594 | struct mount *mp = p2m->p2m_mp; | | 601 | struct mount *mp = p2m->p2m_mp; |
595 | struct p2k_node *p2n; | | 602 | struct p2k_node *p2n; |
596 | struct vnode *vp; | | 603 | struct vnode *vp; |
597 | enum vtype vtype; | | 604 | enum vtype vtype; |
598 | voff_t vsize; | | 605 | voff_t vsize; |
599 | uint64_t rdev; /* XXX: allows running this on NetBSD 5.0 */ | | 606 | uint64_t rdev; /* XXX: allows running this on NetBSD 5.0 */ |
600 | int rv; | | 607 | int rv; |
601 | | | 608 | |
602 | rv = rump_pub_vfs_fhtovp(mp, fid, &vp); | | 609 | rv = rump_pub_vfs_fhtovp(mp, fid, &vp); |
603 | if (rv) | | 610 | if (rv) |
604 | return rv; | | 611 | return rv; |
605 | RUMP_VOP_UNLOCK(vp); | | 612 | RUMP_VOP_UNLOCK(vp); |
606 | | | 613 | |
607 | p2n = getp2n(p2m, vp, false, NULL); | | 614 | p2n = getp2n(p2m, vp, false, NULL); |
608 | if (p2n == NULL) | | 615 | if (p2n == NULL) |
609 | return ENOMEM; | | 616 | return ENOMEM; |
610 | | | 617 | |
611 | puffs_newinfo_setcookie(pni, p2n); | | 618 | puffs_newinfo_setcookie(pni, p2n); |
612 | rump_pub_getvninfo(vp, &vtype, &vsize, (void *)&rdev); | | 619 | rump_pub_getvninfo(vp, &vtype, &vsize, (void *)&rdev); |
613 | puffs_newinfo_setvtype(pni, vtype); | | 620 | puffs_newinfo_setvtype(pni, vtype); |
614 | puffs_newinfo_setsize(pni, vsize); | | 621 | puffs_newinfo_setsize(pni, vsize); |
615 | /* LINTED: yea, it'll lose accuracy, but that's life */ | | 622 | /* LINTED: yea, it'll lose accuracy, but that's life */ |
616 | puffs_newinfo_setrdev(pni, rdev); | | 623 | puffs_newinfo_setrdev(pni, rdev); |
617 | | | 624 | |
618 | return 0; | | 625 | return 0; |
619 | } | | 626 | } |
620 | | | 627 | |
621 | /*ARGSUSED*/ | | 628 | /*ARGSUSED*/ |
622 | int | | 629 | int |
623 | p2k_fs_nodetofh(struct puffs_usermount *pu, puffs_cookie_t cookie, void *fid, | | 630 | p2k_fs_nodetofh(struct puffs_usermount *pu, puffs_cookie_t cookie, void *fid, |
624 | size_t *fidsize) | | 631 | size_t *fidsize) |
625 | { | | 632 | { |
626 | struct vnode *vp = OPC2VP(cookie); | | 633 | struct vnode *vp = OPC2VP(cookie); |
627 | | | 634 | |
628 | return rump_pub_vfs_vptofh(vp, fid, fidsize); | | 635 | return rump_pub_vfs_vptofh(vp, fid, fidsize); |
629 | } | | 636 | } |
630 | | | 637 | |
631 | int | | 638 | int |
632 | p2k_fs_extattrctl(struct puffs_usermount *pu, int cmd, | | 639 | p2k_fs_extattrctl(struct puffs_usermount *pu, int cmd, |
633 | puffs_cookie_t cookie, int flags, | | 640 | puffs_cookie_t cookie, int flags, |
634 | int attrnamespace, const char *attrname) | | 641 | int attrnamespace, const char *attrname) |
635 | { | | 642 | { |
636 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 643 | struct p2k_mount *p2m = puffs_getspecific(pu); |
637 | struct mount *mp = p2m->p2m_mp; | | 644 | struct mount *mp = p2m->p2m_mp; |
638 | struct vnode *vp; | | 645 | struct vnode *vp; |
639 | | | 646 | |
640 | if (flags & PUFFS_EXTATTRCTL_HASNODE) { | | 647 | if (flags & PUFFS_EXTATTRCTL_HASNODE) { |
641 | vp = OPC2VP(cookie); | | 648 | vp = OPC2VP(cookie); |
642 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE | LK_RETRY); | | 649 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE | LK_RETRY); |
643 | } else { | | 650 | } else { |
644 | vp = NULL; | | 651 | vp = NULL; |
645 | } | | 652 | } |
646 | | | 653 | |
647 | /* vfsop unlocks (but doesn't release) vnode, so we're done here */ | | 654 | /* vfsop unlocks (but doesn't release) vnode, so we're done here */ |
648 | return rump_pub_vfs_extattrctl(mp, cmd, vp, attrnamespace, attrname); | | 655 | return rump_pub_vfs_extattrctl(mp, cmd, vp, attrnamespace, attrname); |
649 | } | | 656 | } |
650 | | | 657 | |
651 | /*ARGSUSED*/ | | 658 | /*ARGSUSED*/ |
652 | int | | 659 | int |
653 | p2k_node_lookup(struct puffs_usermount *pu, puffs_cookie_t opc, | | 660 | p2k_node_lookup(struct puffs_usermount *pu, puffs_cookie_t opc, |
654 | struct puffs_newinfo *pni, const struct puffs_cn *pcn) | | 661 | struct puffs_newinfo *pni, const struct puffs_cn *pcn) |
655 | { | | 662 | { |
656 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 663 | struct p2k_mount *p2m = puffs_getspecific(pu); |
657 | struct p2k_node *p2n_dir = opc, *p2n; | | 664 | struct p2k_node *p2n_dir = opc, *p2n; |
658 | struct componentname *cn; | | 665 | struct componentname *cn; |
659 | struct vnode *dvp = p2n_dir->p2n_vp, *vp; | | 666 | struct vnode *dvp = p2n_dir->p2n_vp, *vp; |
660 | enum vtype vtype; | | 667 | enum vtype vtype; |
661 | voff_t vsize; | | 668 | voff_t vsize; |
662 | uint64_t rdev; /* XXX: uint64_t because of stack overwrite in compat */ | | 669 | uint64_t rdev; /* XXX: uint64_t because of stack overwrite in compat */ |
663 | int rv; | | 670 | int rv; |
664 | | | 671 | |
665 | cn = makecn(pcn); | | 672 | cn = makecn(pcn); |
666 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); | | 673 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); |
667 | rv = RUMP_VOP_LOOKUP(dvp, &vp, cn); | | 674 | rv = RUMP_VOP_LOOKUP(dvp, &vp, cn); |
668 | RUMP_VOP_UNLOCK(dvp); | | 675 | RUMP_VOP_UNLOCK(dvp); |
669 | freecn(cn); | | 676 | freecn(cn); |
670 | | | 677 | |
671 | if (rv) { | | 678 | if (rv) { |
672 | if (rv == EJUSTRETURN) { | | 679 | if (rv == EJUSTRETURN) { |
673 | rv = ENOENT; | | 680 | rv = ENOENT; |
674 | } | | 681 | } |
675 | return rv; | | 682 | return rv; |
676 | } | | 683 | } |
677 | RUMP_VOP_UNLOCK(vp); | | 684 | RUMP_VOP_UNLOCK(vp); |
678 | | | 685 | |
679 | p2n = getp2n(p2m, vp, false, NULL); | | 686 | p2n = getp2n(p2m, vp, false, NULL); |
680 | if (p2n == NULL) { | | 687 | if (p2n == NULL) { |
681 | return ENOMEM; | | 688 | return ENOMEM; |
682 | } | | 689 | } |
683 | | | 690 | |
684 | puffs_newinfo_setcookie(pni, p2n); | | 691 | puffs_newinfo_setcookie(pni, p2n); |
685 | rump_pub_getvninfo(vp, &vtype, &vsize, (void *)&rdev); | | 692 | rump_pub_getvninfo(vp, &vtype, &vsize, (void *)&rdev); |
686 | puffs_newinfo_setvtype(pni, vtype); | | 693 | puffs_newinfo_setvtype(pni, vtype); |
687 | puffs_newinfo_setsize(pni, vsize); | | 694 | puffs_newinfo_setsize(pni, vsize); |
688 | /* LINTED: yea, it'll lose accuracy, but that's life */ | | 695 | /* LINTED: yea, it'll lose accuracy, but that's life */ |
689 | puffs_newinfo_setrdev(pni, rdev); | | 696 | puffs_newinfo_setrdev(pni, rdev); |
690 | | | 697 | |
691 | return 0; | | 698 | return 0; |
692 | } | | 699 | } |
693 | | | 700 | |
694 | #define VERS_TIMECHANGE 599000700 | | 701 | #define VERS_TIMECHANGE 599000700 |
695 | static int | | 702 | static int |
696 | needcompat(void) | | 703 | needcompat(void) |
697 | { | | 704 | { |
698 | | | 705 | |
699 | /*LINTED*/ | | 706 | /*LINTED*/ |
700 | return __NetBSD_Version__ < VERS_TIMECHANGE | | 707 | return __NetBSD_Version__ < VERS_TIMECHANGE |
701 | && rump_pub_getversion() >= VERS_TIMECHANGE; | | 708 | && rump_pub_getversion() >= VERS_TIMECHANGE; |
702 | } | | 709 | } |
703 | | | 710 | |
704 | #define DOCOMPAT(va, va_compat) \ | | 711 | #define DOCOMPAT(va, va_compat) \ |
705 | do { \ | | 712 | do { \ |
706 | if (needcompat()) { \ | | 713 | if (needcompat()) { \ |
707 | va_compat = rump_pub_vattr_init(); \ | | 714 | va_compat = rump_pub_vattr_init(); \ |
708 | rump_pub_vattr50_to_vattr(va, va_compat); \ | | 715 | rump_pub_vattr50_to_vattr(va, va_compat); \ |
709 | } else { \ | | 716 | } else { \ |
710 | va_compat = __UNCONST(va); \ | | 717 | va_compat = __UNCONST(va); \ |
711 | } \ | | 718 | } \ |
712 | } while (/*CONSTCOND*/0) | | 719 | } while (/*CONSTCOND*/0) |
713 | | | 720 | |
714 | #define UNDOCOMPAT(va_compat) \ | | 721 | #define UNDOCOMPAT(va_compat) \ |
715 | do { \ | | 722 | do { \ |
716 | if (needcompat()) \ | | 723 | if (needcompat()) \ |
717 | rump_pub_vattr_free(va_compat); \ | | 724 | rump_pub_vattr_free(va_compat); \ |
718 | } while (/*CONSTCOND*/0) | | 725 | } while (/*CONSTCOND*/0) |
719 | | | 726 | |
720 | static int | | 727 | static int |
721 | do_makenode(struct puffs_usermount *pu, struct p2k_node *p2n_dir, | | 728 | do_makenode(struct puffs_usermount *pu, struct p2k_node *p2n_dir, |
722 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, | | 729 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, |
723 | const struct vattr *vap, char *link_target, | | 730 | const struct vattr *vap, char *link_target, |
724 | int (*makefn)(struct vnode *, struct vnode **, struct componentname *, | | 731 | int (*makefn)(struct vnode *, struct vnode **, struct componentname *, |
725 | struct vattr *), | | 732 | struct vattr *), |
726 | int (*symfn)(struct vnode *, struct vnode **, struct componentname *, | | 733 | int (*symfn)(struct vnode *, struct vnode **, struct componentname *, |
727 | struct vattr *, char *)) | | 734 | struct vattr *, char *)) |
728 | { | | 735 | { |
729 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 736 | struct p2k_mount *p2m = puffs_getspecific(pu); |
730 | struct vnode *dvp = p2n_dir->p2n_vp; | | 737 | struct vnode *dvp = p2n_dir->p2n_vp; |
731 | struct p2k_node *p2n; | | 738 | struct p2k_node *p2n; |
732 | struct componentname *cn; | | 739 | struct componentname *cn; |
733 | struct vattr *va_x; | | 740 | struct vattr *va_x; |
734 | struct vnode *vp; | | 741 | struct vnode *vp; |
735 | int rv; | | 742 | int rv; |
736 | | | 743 | |
737 | p2n = malloc(sizeof(*p2n)); | | 744 | p2n = malloc(sizeof(*p2n)); |
738 | if (p2n == NULL) | | 745 | if (p2n == NULL) |
739 | return ENOMEM; | | 746 | return ENOMEM; |
740 | DOCOMPAT(vap, va_x); | | 747 | DOCOMPAT(vap, va_x); |
741 | | | 748 | |
742 | cn = makecn(pcn); | | 749 | cn = makecn(pcn); |
743 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); | | 750 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); |
744 | rump_pub_vp_incref(dvp); | | 751 | rump_pub_vp_incref(dvp); |
745 | if (makefn) { | | 752 | if (makefn) { |
746 | rv = makefn(dvp, &vp, cn, va_x); | | 753 | rv = makefn(dvp, &vp, cn, va_x); |
747 | } else { | | 754 | } else { |
748 | rv = symfn(dvp, &vp, cn, va_x, link_target); | | 755 | rv = symfn(dvp, &vp, cn, va_x, link_target); |
749 | } | | 756 | } |
750 | assert(RUMP_VOP_ISLOCKED(dvp) == 0); | | 757 | assert(RUMP_VOP_ISLOCKED(dvp) == 0); |
751 | freecn(cn); | | 758 | freecn(cn); |
752 | | | 759 | |
753 | if (rv == 0) { | | 760 | if (rv == 0) { |
754 | RUMP_VOP_UNLOCK(vp); | | 761 | RUMP_VOP_UNLOCK(vp); |
755 | p2n = getp2n(p2m, vp, true, p2n); | | 762 | p2n = getp2n(p2m, vp, true, p2n); |
756 | puffs_newinfo_setcookie(pni, p2n); | | 763 | puffs_newinfo_setcookie(pni, p2n); |
757 | } else { | | 764 | } else { |
758 | free(p2n); | | 765 | free(p2n); |
759 | } | | 766 | } |
760 | | | 767 | |
761 | UNDOCOMPAT(va_x); | | 768 | UNDOCOMPAT(va_x); |
762 | | | 769 | |
763 | return rv; | | 770 | return rv; |
764 | | | 771 | |
765 | } | | 772 | } |
766 | | | 773 | |
767 | /*ARGSUSED*/ | | 774 | /*ARGSUSED*/ |
768 | int | | 775 | int |
769 | p2k_node_create(struct puffs_usermount *pu, puffs_cookie_t opc, | | 776 | p2k_node_create(struct puffs_usermount *pu, puffs_cookie_t opc, |
770 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, | | 777 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, |
771 | const struct vattr *vap) | | 778 | const struct vattr *vap) |
772 | { | | 779 | { |
773 | | | 780 | |
774 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_CREATE, NULL); | | 781 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_CREATE, NULL); |
775 | } | | 782 | } |
776 | | | 783 | |
777 | /*ARGSUSED*/ | | 784 | /*ARGSUSED*/ |
778 | int | | 785 | int |
779 | p2k_node_mknod(struct puffs_usermount *pu, puffs_cookie_t opc, | | 786 | p2k_node_mknod(struct puffs_usermount *pu, puffs_cookie_t opc, |
780 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, | | 787 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, |
781 | const struct vattr *vap) | | 788 | const struct vattr *vap) |
782 | { | | 789 | { |
783 | | | 790 | |
784 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_MKNOD, NULL); | | 791 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_MKNOD, NULL); |
785 | } | | 792 | } |
786 | | | 793 | |
787 | /*ARGSUSED*/ | | 794 | /*ARGSUSED*/ |
788 | int | | 795 | int |
789 | p2k_node_open(struct puffs_usermount *pu, puffs_cookie_t opc, int mode, | | 796 | p2k_node_open(struct puffs_usermount *pu, puffs_cookie_t opc, int mode, |
790 | const struct puffs_cred *pcr) | | 797 | const struct puffs_cred *pcr) |
791 | { | | 798 | { |
792 | struct vnode *vp = OPC2VP(opc); | | 799 | struct vnode *vp = OPC2VP(opc); |
793 | struct kauth_cred *cred; | | 800 | struct kauth_cred *cred; |
794 | int rv; | | 801 | int rv; |
795 | | | 802 | |
796 | cred = cred_create(pcr); | | 803 | cred = cred_create(pcr); |
797 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 804 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
798 | rv = RUMP_VOP_OPEN(vp, mode, cred); | | 805 | rv = RUMP_VOP_OPEN(vp, mode, cred); |
799 | RUMP_VOP_UNLOCK(vp); | | 806 | RUMP_VOP_UNLOCK(vp); |
800 | cred_destroy(cred); | | 807 | cred_destroy(cred); |
801 | | | 808 | |
802 | return rv; | | 809 | return rv; |
803 | } | | 810 | } |
804 | | | 811 | |
805 | /*ARGSUSED*/ | | 812 | /*ARGSUSED*/ |
806 | int | | 813 | int |
807 | p2k_node_close(struct puffs_usermount *pu, puffs_cookie_t opc, int flags, | | 814 | p2k_node_close(struct puffs_usermount *pu, puffs_cookie_t opc, int flags, |
808 | const struct puffs_cred *pcr) | | 815 | const struct puffs_cred *pcr) |
809 | { | | 816 | { |
810 | struct vnode *vp = OPC2VP(opc); | | 817 | struct vnode *vp = OPC2VP(opc); |
811 | struct kauth_cred *cred; | | 818 | struct kauth_cred *cred; |
812 | | | 819 | |
813 | cred = cred_create(pcr); | | 820 | cred = cred_create(pcr); |
814 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 821 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
815 | RUMP_VOP_CLOSE(vp, flags, cred); | | 822 | RUMP_VOP_CLOSE(vp, flags, cred); |
816 | RUMP_VOP_UNLOCK(vp); | | 823 | RUMP_VOP_UNLOCK(vp); |
817 | cred_destroy(cred); | | 824 | cred_destroy(cred); |
818 | | | 825 | |
819 | return 0; | | 826 | return 0; |
820 | } | | 827 | } |
821 | | | 828 | |
822 | /*ARGSUSED*/ | | 829 | /*ARGSUSED*/ |
823 | int | | 830 | int |
824 | p2k_node_access(struct puffs_usermount *pu, puffs_cookie_t opc, int mode, | | 831 | p2k_node_access(struct puffs_usermount *pu, puffs_cookie_t opc, int mode, |
825 | const struct puffs_cred *pcr) | | 832 | const struct puffs_cred *pcr) |
826 | { | | 833 | { |
827 | struct vnode *vp = OPC2VP(opc); | | 834 | struct vnode *vp = OPC2VP(opc); |
828 | struct kauth_cred *cred; | | 835 | struct kauth_cred *cred; |
829 | int rv; | | 836 | int rv; |
830 | | | 837 | |
831 | cred = cred_create(pcr); | | 838 | cred = cred_create(pcr); |
832 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 839 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
833 | rv = RUMP_VOP_ACCESS(vp, mode, cred); | | 840 | rv = RUMP_VOP_ACCESS(vp, mode, cred); |
834 | RUMP_VOP_UNLOCK(vp); | | 841 | RUMP_VOP_UNLOCK(vp); |
835 | cred_destroy(cred); | | 842 | cred_destroy(cred); |
836 | | | 843 | |
837 | return rv; | | 844 | return rv; |
838 | } | | 845 | } |
839 | | | 846 | |
840 | /*ARGSUSED*/ | | 847 | /*ARGSUSED*/ |
841 | int | | 848 | int |
842 | p2k_node_getattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 849 | p2k_node_getattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
843 | struct vattr *vap, const struct puffs_cred *pcr) | | 850 | struct vattr *vap, const struct puffs_cred *pcr) |
844 | { | | 851 | { |
845 | struct vnode *vp = OPC2VP(opc); | | 852 | struct vnode *vp = OPC2VP(opc); |
846 | struct kauth_cred *cred; | | 853 | struct kauth_cred *cred; |
847 | struct vattr *va_x; | | 854 | struct vattr *va_x; |
848 | int rv; | | 855 | int rv; |
849 | | | 856 | |
850 | /* "deadfs" */ | | 857 | /* "deadfs" */ |
851 | if (!vp) | | 858 | if (!vp) |
852 | return 0; | | 859 | return 0; |
853 | | | 860 | |
854 | if (needcompat()) { | | 861 | if (needcompat()) { |
855 | va_x = rump_pub_vattr_init(); | | 862 | va_x = rump_pub_vattr_init(); |
856 | } else { | | 863 | } else { |
857 | va_x = vap; | | 864 | va_x = vap; |
858 | } | | 865 | } |
859 | | | 866 | |
860 | cred = cred_create(pcr); | | 867 | cred = cred_create(pcr); |
861 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 868 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
862 | rv = RUMP_VOP_GETATTR(vp, va_x, cred); | | 869 | rv = RUMP_VOP_GETATTR(vp, va_x, cred); |
863 | RUMP_VOP_UNLOCK(vp); | | 870 | RUMP_VOP_UNLOCK(vp); |
864 | cred_destroy(cred); | | 871 | cred_destroy(cred); |
865 | | | 872 | |
866 | if (needcompat()) { | | 873 | if (needcompat()) { |
867 | rump_pub_vattr_to_vattr50(va_x, vap); | | 874 | rump_pub_vattr_to_vattr50(va_x, vap); |
868 | rump_pub_vattr_free(va_x); | | 875 | rump_pub_vattr_free(va_x); |
869 | } | | 876 | } |
870 | | | 877 | |
871 | return rv; | | 878 | return rv; |
872 | } | | 879 | } |
873 | | | 880 | |
874 | /*ARGSUSED*/ | | 881 | /*ARGSUSED*/ |
875 | int | | 882 | int |
876 | p2k_node_setattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 883 | p2k_node_setattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
877 | const struct vattr *vap, const struct puffs_cred *pcr) | | 884 | const struct vattr *vap, const struct puffs_cred *pcr) |
878 | { | | 885 | { |
879 | struct vnode *vp = OPC2VP(opc); | | 886 | struct vnode *vp = OPC2VP(opc); |
880 | struct kauth_cred *cred; | | 887 | struct kauth_cred *cred; |
881 | struct vattr *va_x; | | 888 | struct vattr *va_x; |
882 | int rv; | | 889 | int rv; |
883 | | | 890 | |
884 | /* "deadfs" */ | | 891 | /* "deadfs" */ |
885 | if (!vp) | | 892 | if (!vp) |
886 | return 0; | | 893 | return 0; |
887 | | | 894 | |
888 | DOCOMPAT(vap, va_x); | | 895 | DOCOMPAT(vap, va_x); |
889 | | | 896 | |
890 | cred = cred_create(pcr); | | 897 | cred = cred_create(pcr); |
891 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 898 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
892 | rv = RUMP_VOP_SETATTR(vp, va_x, cred); | | 899 | rv = RUMP_VOP_SETATTR(vp, va_x, cred); |
893 | RUMP_VOP_UNLOCK(vp); | | 900 | RUMP_VOP_UNLOCK(vp); |
894 | cred_destroy(cred); | | 901 | cred_destroy(cred); |
895 | | | 902 | |
896 | UNDOCOMPAT(va_x); | | 903 | UNDOCOMPAT(va_x); |
897 | | | 904 | |
898 | return rv; | | 905 | return rv; |
899 | } | | 906 | } |
900 | | | 907 | |
901 | /*ARGSUSED*/ | | 908 | /*ARGSUSED*/ |
902 | int | | 909 | int |
903 | p2k_node_fsync(struct puffs_usermount *pu, puffs_cookie_t opc, | | 910 | p2k_node_fsync(struct puffs_usermount *pu, puffs_cookie_t opc, |
904 | const struct puffs_cred *pcr, int flags, off_t offlo, off_t offhi) | | 911 | const struct puffs_cred *pcr, int flags, off_t offlo, off_t offhi) |
905 | { | | 912 | { |
906 | struct vnode *vp = OPC2VP(opc); | | 913 | struct vnode *vp = OPC2VP(opc); |
907 | struct kauth_cred *cred; | | 914 | struct kauth_cred *cred; |
908 | int rv; | | 915 | int rv; |
909 | | | 916 | |
910 | /* "deadfs" */ | | 917 | /* "deadfs" */ |
911 | if (!vp) | | 918 | if (!vp) |
912 | return 0; | | 919 | return 0; |
913 | | | 920 | |
914 | cred = cred_create(pcr); | | 921 | cred = cred_create(pcr); |
915 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 922 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
916 | rv = RUMP_VOP_FSYNC(vp, cred, flags, offlo, offhi); | | 923 | rv = RUMP_VOP_FSYNC(vp, cred, flags, offlo, offhi); |
917 | RUMP_VOP_UNLOCK(vp); | | 924 | RUMP_VOP_UNLOCK(vp); |
918 | cred_destroy(cred); | | 925 | cred_destroy(cred); |
919 | | | 926 | |
920 | return rv; | | 927 | return rv; |
921 | } | | 928 | } |
922 | | | 929 | |
923 | /*ARGSUSED*/ | | 930 | /*ARGSUSED*/ |
924 | int | | 931 | int |
925 | p2k_node_mmap(struct puffs_usermount *pu, puffs_cookie_t opc, vm_prot_t flags, | | 932 | p2k_node_mmap(struct puffs_usermount *pu, puffs_cookie_t opc, vm_prot_t flags, |
926 | const struct puffs_cred *pcr) | | 933 | const struct puffs_cred *pcr) |
927 | { | | 934 | { |
928 | struct kauth_cred *cred; | | 935 | struct kauth_cred *cred; |
929 | int rv; | | 936 | int rv; |
930 | | | 937 | |
931 | cred = cred_create(pcr); | | 938 | cred = cred_create(pcr); |
932 | rv = RUMP_VOP_MMAP(OPC2VP(opc), flags, cred); | | 939 | rv = RUMP_VOP_MMAP(OPC2VP(opc), flags, cred); |
933 | cred_destroy(cred); | | 940 | cred_destroy(cred); |
934 | | | 941 | |
935 | return rv; | | 942 | return rv; |
936 | } | | 943 | } |
937 | | | 944 | |
938 | /*ARGSUSED*/ | | 945 | /*ARGSUSED*/ |
939 | int | | 946 | int |
940 | p2k_node_seek(struct puffs_usermount *pu, puffs_cookie_t opc, | | 947 | p2k_node_seek(struct puffs_usermount *pu, puffs_cookie_t opc, |
941 | off_t oldoff, off_t newoff, const struct puffs_cred *pcr) | | 948 | off_t oldoff, off_t newoff, const struct puffs_cred *pcr) |
942 | { | | 949 | { |
943 | struct vnode *vp = OPC2VP(opc); | | 950 | struct vnode *vp = OPC2VP(opc); |
944 | struct kauth_cred *cred; | | 951 | struct kauth_cred *cred; |
945 | int rv; | | 952 | int rv; |
946 | | | 953 | |
947 | cred = cred_create(pcr); | | 954 | cred = cred_create(pcr); |
948 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 955 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
949 | rv = RUMP_VOP_SEEK(vp, oldoff, newoff, cred); | | 956 | rv = RUMP_VOP_SEEK(vp, oldoff, newoff, cred); |
950 | RUMP_VOP_UNLOCK(vp); | | 957 | RUMP_VOP_UNLOCK(vp); |
951 | cred_destroy(cred); | | 958 | cred_destroy(cred); |
952 | | | 959 | |
953 | return rv; | | 960 | return rv; |
954 | } | | 961 | } |
955 | | | 962 | |
956 | static int | | 963 | static int |
957 | do_nukenode(struct p2k_node *p2n_dir, struct p2k_node *p2n, | | 964 | do_nukenode(struct p2k_node *p2n_dir, struct p2k_node *p2n, |
958 | const struct puffs_cn *pcn, | | 965 | const struct puffs_cn *pcn, |
959 | int (*nukefn)(struct vnode *, struct vnode *, struct componentname *)) | | 966 | int (*nukefn)(struct vnode *, struct vnode *, struct componentname *)) |
960 | { | | 967 | { |
961 | struct vnode *dvp = p2n_dir->p2n_vp, *vp = p2n->p2n_vp; | | 968 | struct vnode *dvp = p2n_dir->p2n_vp, *vp = p2n->p2n_vp; |
962 | struct componentname *cn; | | 969 | struct componentname *cn; |
963 | int rv; | | 970 | int rv; |
964 | | | 971 | |
965 | cn = makecn(pcn); | | 972 | cn = makecn(pcn); |
966 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); | | 973 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); |
967 | rump_pub_vp_incref(dvp); | | 974 | rump_pub_vp_incref(dvp); |
968 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 975 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
969 | rump_pub_vp_incref(vp); | | 976 | rump_pub_vp_incref(vp); |
970 | rv = nukefn(dvp, vp, cn); | | 977 | rv = nukefn(dvp, vp, cn); |
971 | assert(RUMP_VOP_ISLOCKED(dvp) == 0); | | 978 | assert(RUMP_VOP_ISLOCKED(dvp) == 0); |
972 | assert(RUMP_VOP_ISLOCKED(vp) == 0); | | 979 | assert(RUMP_VOP_ISLOCKED(vp) == 0); |
973 | freecn(cn); | | 980 | freecn(cn); |
974 | | | 981 | |
975 | return rv; | | 982 | return rv; |
976 | | | 983 | |
977 | } | | 984 | } |
978 | | | 985 | |
979 | /*ARGSUSED*/ | | 986 | /*ARGSUSED*/ |
980 | int | | 987 | int |
981 | p2k_node_remove(struct puffs_usermount *pu, puffs_cookie_t opc, | | 988 | p2k_node_remove(struct puffs_usermount *pu, puffs_cookie_t opc, |
982 | puffs_cookie_t targ, const struct puffs_cn *pcn) | | 989 | puffs_cookie_t targ, const struct puffs_cn *pcn) |
983 | { | | 990 | { |
984 | | | 991 | |
985 | return do_nukenode(opc, targ, pcn, RUMP_VOP_REMOVE); | | 992 | return do_nukenode(opc, targ, pcn, RUMP_VOP_REMOVE); |
986 | } | | 993 | } |
987 | | | 994 | |
988 | /*ARGSUSED*/ | | 995 | /*ARGSUSED*/ |
989 | int | | 996 | int |
990 | p2k_node_link(struct puffs_usermount *pu, puffs_cookie_t opc, | | 997 | p2k_node_link(struct puffs_usermount *pu, puffs_cookie_t opc, |
991 | puffs_cookie_t targ, const struct puffs_cn *pcn) | | 998 | puffs_cookie_t targ, const struct puffs_cn *pcn) |
992 | { | | 999 | { |
993 | struct vnode *dvp = OPC2VP(opc); | | 1000 | struct vnode *dvp = OPC2VP(opc); |
994 | struct componentname *cn; | | 1001 | struct componentname *cn; |
995 | int rv; | | 1002 | int rv; |
996 | | | 1003 | |
997 | cn = makecn(pcn); | | 1004 | cn = makecn(pcn); |
998 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); | | 1005 | RUMP_VOP_LOCK(dvp, LK_EXCLUSIVE); |
999 | rump_pub_vp_incref(dvp); | | 1006 | rump_pub_vp_incref(dvp); |
1000 | rv = RUMP_VOP_LINK(dvp, OPC2VP(targ), cn); | | 1007 | rv = RUMP_VOP_LINK(dvp, OPC2VP(targ), cn); |
1001 | freecn(cn); | | 1008 | freecn(cn); |
1002 | | | 1009 | |
1003 | return rv; | | 1010 | return rv; |
1004 | } | | 1011 | } |
1005 | | | 1012 | |
1006 | /*ARGSUSED*/ | | 1013 | /*ARGSUSED*/ |
1007 | int | | 1014 | int |
1008 | p2k_node_rename(struct puffs_usermount *pu, | | 1015 | p2k_node_rename(struct puffs_usermount *pu, |
1009 | puffs_cookie_t src_dir, puffs_cookie_t src, | | 1016 | puffs_cookie_t src_dir, puffs_cookie_t src, |
1010 | const struct puffs_cn *pcn_src, | | 1017 | const struct puffs_cn *pcn_src, |
1011 | puffs_cookie_t targ_dir, puffs_cookie_t targ, | | 1018 | puffs_cookie_t targ_dir, puffs_cookie_t targ, |
1012 | const struct puffs_cn *pcn_targ) | | 1019 | const struct puffs_cn *pcn_targ) |
1013 | { | | 1020 | { |
1014 | struct vnode *dvp, *vp, *tdvp, *tvp = NULL; | | 1021 | struct vnode *dvp, *vp, *tdvp, *tvp = NULL; |
1015 | struct componentname *cn_src, *cn_targ; | | 1022 | struct componentname *cn_src, *cn_targ; |
1016 | int rv; | | 1023 | int rv; |
1017 | | | 1024 | |
1018 | cn_src = makecn(pcn_src); | | 1025 | cn_src = makecn(pcn_src); |
1019 | cn_targ = makecn(pcn_targ); | | 1026 | cn_targ = makecn(pcn_targ); |
1020 | | | 1027 | |
1021 | dvp = OPC2VP(src_dir); | | 1028 | dvp = OPC2VP(src_dir); |
1022 | vp = OPC2VP(src); | | 1029 | vp = OPC2VP(src); |
1023 | tdvp = OPC2VP(targ_dir); | | 1030 | tdvp = OPC2VP(targ_dir); |
1024 | if (targ) { | | 1031 | if (targ) { |
1025 | tvp = OPC2VP(targ); | | 1032 | tvp = OPC2VP(targ); |
1026 | } | | 1033 | } |
1027 | | | 1034 | |
1028 | rump_pub_vp_incref(dvp); | | 1035 | rump_pub_vp_incref(dvp); |
1029 | rump_pub_vp_incref(vp); | | 1036 | rump_pub_vp_incref(vp); |
1030 | RUMP_VOP_LOCK(tdvp, LK_EXCLUSIVE); | | 1037 | RUMP_VOP_LOCK(tdvp, LK_EXCLUSIVE); |
1031 | rump_pub_vp_incref(tdvp); | | 1038 | rump_pub_vp_incref(tdvp); |
1032 | if (tvp) { | | 1039 | if (tvp) { |
1033 | RUMP_VOP_LOCK(tvp, LK_EXCLUSIVE); | | 1040 | RUMP_VOP_LOCK(tvp, LK_EXCLUSIVE); |
1034 | rump_pub_vp_incref(tvp); | | 1041 | rump_pub_vp_incref(tvp); |
1035 | } | | 1042 | } |
1036 | rv = RUMP_VOP_RENAME(dvp, vp, cn_src, tdvp, tvp, cn_targ); | | 1043 | rv = RUMP_VOP_RENAME(dvp, vp, cn_src, tdvp, tvp, cn_targ); |
1037 | assert(RUMP_VOP_ISLOCKED(tdvp) == 0); | | 1044 | assert(RUMP_VOP_ISLOCKED(tdvp) == 0); |
1038 | if (tvp) { | | 1045 | if (tvp) { |
1039 | assert(RUMP_VOP_ISLOCKED(tvp) == 0); | | 1046 | assert(RUMP_VOP_ISLOCKED(tvp) == 0); |
1040 | } | | 1047 | } |
1041 | freecn(cn_src); | | 1048 | freecn(cn_src); |
1042 | freecn(cn_targ); | | 1049 | freecn(cn_targ); |
1043 | | | 1050 | |
1044 | return rv; | | 1051 | return rv; |
1045 | } | | 1052 | } |
1046 | | | 1053 | |
1047 | /*ARGSUSED*/ | | 1054 | /*ARGSUSED*/ |
1048 | int | | 1055 | int |
1049 | p2k_node_mkdir(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1056 | p2k_node_mkdir(struct puffs_usermount *pu, puffs_cookie_t opc, |
1050 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, | | 1057 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, |
1051 | const struct vattr *vap) | | 1058 | const struct vattr *vap) |
1052 | { | | 1059 | { |
1053 | | | 1060 | |
1054 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_MKDIR, NULL); | | 1061 | return do_makenode(pu, opc, pni, pcn, vap, NULL, RUMP_VOP_MKDIR, NULL); |
1055 | } | | 1062 | } |
1056 | | | 1063 | |
1057 | /*ARGSUSED*/ | | 1064 | /*ARGSUSED*/ |
1058 | int | | 1065 | int |
1059 | p2k_node_rmdir(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1066 | p2k_node_rmdir(struct puffs_usermount *pu, puffs_cookie_t opc, |
1060 | puffs_cookie_t targ, const struct puffs_cn *pcn) | | 1067 | puffs_cookie_t targ, const struct puffs_cn *pcn) |
1061 | { | | 1068 | { |
1062 | | | 1069 | |
1063 | return do_nukenode(opc, targ, pcn, RUMP_VOP_RMDIR); | | 1070 | return do_nukenode(opc, targ, pcn, RUMP_VOP_RMDIR); |
1064 | } | | 1071 | } |
1065 | | | 1072 | |
1066 | /*ARGSUSED*/ | | 1073 | /*ARGSUSED*/ |
1067 | int | | 1074 | int |
1068 | p2k_node_symlink(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1075 | p2k_node_symlink(struct puffs_usermount *pu, puffs_cookie_t opc, |
1069 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, | | 1076 | struct puffs_newinfo *pni, const struct puffs_cn *pcn, |
1070 | const struct vattr *vap, const char *link_target) | | 1077 | const struct vattr *vap, const char *link_target) |
1071 | { | | 1078 | { |
1072 | | | 1079 | |
1073 | return do_makenode(pu, opc, pni, pcn, vap, | | 1080 | return do_makenode(pu, opc, pni, pcn, vap, |
1074 | __UNCONST(link_target), NULL, RUMP_VOP_SYMLINK); | | 1081 | __UNCONST(link_target), NULL, RUMP_VOP_SYMLINK); |
1075 | } | | 1082 | } |
1076 | | | 1083 | |
1077 | /*ARGSUSED*/ | | 1084 | /*ARGSUSED*/ |
1078 | int | | 1085 | int |
1079 | p2k_node_readdir(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1086 | p2k_node_readdir(struct puffs_usermount *pu, puffs_cookie_t opc, |
1080 | struct dirent *dent, off_t *readoff, size_t *reslen, | | 1087 | struct dirent *dent, off_t *readoff, size_t *reslen, |
1081 | const struct puffs_cred *pcr, int *eofflag, | | 1088 | const struct puffs_cred *pcr, int *eofflag, |
1082 | off_t *cookies, size_t *ncookies) | | 1089 | off_t *cookies, size_t *ncookies) |
1083 | { | | 1090 | { |
1084 | struct vnode *vp = OPC2VP(opc); | | 1091 | struct vnode *vp = OPC2VP(opc); |
1085 | struct kauth_cred *cred; | | 1092 | struct kauth_cred *cred; |
1086 | struct uio *uio; | | 1093 | struct uio *uio; |
1087 | off_t *vop_cookies; | | 1094 | off_t *vop_cookies; |
1088 | int vop_ncookies; | | 1095 | int vop_ncookies; |
1089 | int rv; | | 1096 | int rv; |
1090 | | | 1097 | |
1091 | cred = cred_create(pcr); | | 1098 | cred = cred_create(pcr); |
1092 | uio = rump_pub_uio_setup(dent, *reslen, *readoff, RUMPUIO_READ); | | 1099 | uio = rump_pub_uio_setup(dent, *reslen, *readoff, RUMPUIO_READ); |
1093 | RUMP_VOP_LOCK(vp, LK_SHARED); | | 1100 | RUMP_VOP_LOCK(vp, LK_SHARED); |
1094 | if (cookies) { | | 1101 | if (cookies) { |
1095 | rv = RUMP_VOP_READDIR(vp, uio, cred, eofflag, | | 1102 | rv = RUMP_VOP_READDIR(vp, uio, cred, eofflag, |
1096 | &vop_cookies, &vop_ncookies); | | 1103 | &vop_cookies, &vop_ncookies); |
1097 | memcpy(cookies, vop_cookies, vop_ncookies * sizeof(*cookies)); | | 1104 | memcpy(cookies, vop_cookies, vop_ncookies * sizeof(*cookies)); |
1098 | *ncookies = vop_ncookies; | | 1105 | *ncookies = vop_ncookies; |
1099 | free(vop_cookies); | | 1106 | free(vop_cookies); |
1100 | } else { | | 1107 | } else { |
1101 | rv = RUMP_VOP_READDIR(vp, uio, cred, eofflag, NULL, NULL); | | 1108 | rv = RUMP_VOP_READDIR(vp, uio, cred, eofflag, NULL, NULL); |
1102 | } | | 1109 | } |
1103 | RUMP_VOP_UNLOCK(vp); | | 1110 | RUMP_VOP_UNLOCK(vp); |
1104 | if (rv == 0) { | | 1111 | if (rv == 0) { |
1105 | *reslen = rump_pub_uio_getresid(uio); | | 1112 | *reslen = rump_pub_uio_getresid(uio); |
1106 | *readoff = rump_pub_uio_getoff(uio); | | 1113 | *readoff = rump_pub_uio_getoff(uio); |
1107 | } | | 1114 | } |
1108 | rump_pub_uio_free(uio); | | 1115 | rump_pub_uio_free(uio); |
1109 | cred_destroy(cred); | | 1116 | cred_destroy(cred); |
1110 | | | 1117 | |
1111 | return rv; | | 1118 | return rv; |
1112 | } | | 1119 | } |
1113 | | | 1120 | |
1114 | /*ARGSUSED*/ | | 1121 | /*ARGSUSED*/ |
1115 | int | | 1122 | int |
1116 | p2k_node_readlink(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1123 | p2k_node_readlink(struct puffs_usermount *pu, puffs_cookie_t opc, |
1117 | const struct puffs_cred *pcr, char *linkname, size_t *linklen) | | 1124 | const struct puffs_cred *pcr, char *linkname, size_t *linklen) |
1118 | { | | 1125 | { |
1119 | struct vnode *vp = OPC2VP(opc); | | 1126 | struct vnode *vp = OPC2VP(opc); |
1120 | struct kauth_cred *cred; | | 1127 | struct kauth_cred *cred; |
1121 | struct uio *uio; | | 1128 | struct uio *uio; |
1122 | int rv; | | 1129 | int rv; |
1123 | | | 1130 | |
1124 | cred = cred_create(pcr); | | 1131 | cred = cred_create(pcr); |
1125 | uio = rump_pub_uio_setup(linkname, *linklen, 0, RUMPUIO_READ); | | 1132 | uio = rump_pub_uio_setup(linkname, *linklen, 0, RUMPUIO_READ); |
1126 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1133 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1127 | rv = RUMP_VOP_READLINK(vp, uio, cred); | | 1134 | rv = RUMP_VOP_READLINK(vp, uio, cred); |
1128 | RUMP_VOP_UNLOCK(vp); | | 1135 | RUMP_VOP_UNLOCK(vp); |
1129 | *linklen -= rump_pub_uio_free(uio); | | 1136 | *linklen -= rump_pub_uio_free(uio); |
1130 | cred_destroy(cred); | | 1137 | cred_destroy(cred); |
1131 | | | 1138 | |
1132 | return rv; | | 1139 | return rv; |
1133 | } | | 1140 | } |
1134 | | | 1141 | |
1135 | /*ARGSUSED*/ | | 1142 | /*ARGSUSED*/ |
1136 | int | | 1143 | int |
1137 | p2k_node_read(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1144 | p2k_node_read(struct puffs_usermount *pu, puffs_cookie_t opc, |
1138 | uint8_t *buf, off_t offset, size_t *resid, | | 1145 | uint8_t *buf, off_t offset, size_t *resid, |
1139 | const struct puffs_cred *pcr, int ioflag) | | 1146 | const struct puffs_cred *pcr, int ioflag) |
1140 | { | | 1147 | { |
1141 | struct vnode *vp = OPC2VP(opc); | | 1148 | struct vnode *vp = OPC2VP(opc); |
1142 | struct kauth_cred *cred; | | 1149 | struct kauth_cred *cred; |
1143 | struct uio *uio; | | 1150 | struct uio *uio; |
1144 | int rv; | | 1151 | int rv; |
1145 | | | 1152 | |
1146 | cred = cred_create(pcr); | | 1153 | cred = cred_create(pcr); |
1147 | uio = rump_pub_uio_setup(buf, *resid, offset, RUMPUIO_READ); | | 1154 | uio = rump_pub_uio_setup(buf, *resid, offset, RUMPUIO_READ); |
1148 | RUMP_VOP_LOCK(vp, LK_SHARED); | | 1155 | RUMP_VOP_LOCK(vp, LK_SHARED); |
1149 | rv = RUMP_VOP_READ(vp, uio, ioflag, cred); | | 1156 | rv = RUMP_VOP_READ(vp, uio, ioflag, cred); |
1150 | RUMP_VOP_UNLOCK(vp); | | 1157 | RUMP_VOP_UNLOCK(vp); |
1151 | *resid = rump_pub_uio_free(uio); | | 1158 | *resid = rump_pub_uio_free(uio); |
1152 | cred_destroy(cred); | | 1159 | cred_destroy(cred); |
1153 | | | 1160 | |
1154 | return rv; | | 1161 | return rv; |
1155 | } | | 1162 | } |
1156 | | | 1163 | |
1157 | /*ARGSUSED*/ | | 1164 | /*ARGSUSED*/ |
1158 | int | | 1165 | int |
1159 | p2k_node_write(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1166 | p2k_node_write(struct puffs_usermount *pu, puffs_cookie_t opc, |
1160 | uint8_t *buf, off_t offset, size_t *resid, | | 1167 | uint8_t *buf, off_t offset, size_t *resid, |
1161 | const struct puffs_cred *pcr, int ioflag) | | 1168 | const struct puffs_cred *pcr, int ioflag) |
1162 | { | | 1169 | { |
1163 | struct vnode *vp = OPC2VP(opc); | | 1170 | struct vnode *vp = OPC2VP(opc); |
1164 | struct kauth_cred *cred; | | 1171 | struct kauth_cred *cred; |
1165 | struct uio *uio; | | 1172 | struct uio *uio; |
1166 | int rv; | | 1173 | int rv; |
1167 | | | 1174 | |
1168 | /* "deadfs" */ | | 1175 | /* "deadfs" */ |
1169 | if (!vp) | | 1176 | if (!vp) |
1170 | return 0; | | 1177 | return 0; |
1171 | | | 1178 | |
1172 | cred = cred_create(pcr); | | 1179 | cred = cred_create(pcr); |
1173 | uio = rump_pub_uio_setup(buf, *resid, offset, RUMPUIO_WRITE); | | 1180 | uio = rump_pub_uio_setup(buf, *resid, offset, RUMPUIO_WRITE); |
1174 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1181 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1175 | rv = RUMP_VOP_WRITE(vp, uio, ioflag, cred); | | 1182 | rv = RUMP_VOP_WRITE(vp, uio, ioflag, cred); |
1176 | RUMP_VOP_UNLOCK(vp); | | 1183 | RUMP_VOP_UNLOCK(vp); |
1177 | *resid = rump_pub_uio_free(uio); | | 1184 | *resid = rump_pub_uio_free(uio); |
1178 | cred_destroy(cred); | | 1185 | cred_destroy(cred); |
1179 | | | 1186 | |
1180 | return rv; | | 1187 | return rv; |
1181 | } | | 1188 | } |
1182 | | | 1189 | |
1183 | /*ARGSUSED*/ | | 1190 | /*ARGSUSED*/ |
1184 | int | | 1191 | int |
1185 | p2k_node_pathconf(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1192 | p2k_node_pathconf(struct puffs_usermount *pu, puffs_cookie_t opc, |
1186 | int name, register_t *retval) | | 1193 | int name, register_t *retval) |
1187 | { | | 1194 | { |
1188 | struct vnode *vp = OPC2VP(opc); | | 1195 | struct vnode *vp = OPC2VP(opc); |
1189 | int rv; | | 1196 | int rv; |
1190 | | | 1197 | |
1191 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1198 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1192 | rv = RUMP_VOP_PATHCONF(vp, name, retval); | | 1199 | rv = RUMP_VOP_PATHCONF(vp, name, retval); |
1193 | RUMP_VOP_UNLOCK(vp); | | 1200 | RUMP_VOP_UNLOCK(vp); |
1194 | | | 1201 | |
1195 | return rv; | | 1202 | return rv; |
1196 | } | | 1203 | } |
1197 | | | 1204 | |
1198 | /*ARGSUSED*/ | | 1205 | /*ARGSUSED*/ |
1199 | int | | 1206 | int |
1200 | p2k_node_getextattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1207 | p2k_node_getextattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
1201 | int attrnamespace, const char *attrname, size_t *attrsize, | | 1208 | int attrnamespace, const char *attrname, size_t *attrsize, |
1202 | uint8_t *attr, size_t *resid, const struct puffs_cred *pcr) | | 1209 | uint8_t *attr, size_t *resid, const struct puffs_cred *pcr) |
1203 | { | | 1210 | { |
1204 | struct vnode *vp = OPC2VP(opc); | | 1211 | struct vnode *vp = OPC2VP(opc); |
1205 | struct kauth_cred *cred; | | 1212 | struct kauth_cred *cred; |
1206 | struct uio *uio; | | 1213 | struct uio *uio; |
1207 | int rv; | | 1214 | int rv; |
1208 | | | 1215 | |
1209 | if (attr) | | 1216 | if (attr) |
1210 | uio = rump_pub_uio_setup(attr, *resid, 0, RUMPUIO_READ); | | 1217 | uio = rump_pub_uio_setup(attr, *resid, 0, RUMPUIO_READ); |
1211 | else | | 1218 | else |
1212 | uio = NULL; | | 1219 | uio = NULL; |
1213 | | | 1220 | |
1214 | cred = cred_create(pcr); | | 1221 | cred = cred_create(pcr); |
1215 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1222 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1216 | rv = RUMP_VOP_GETEXTATTR(vp, attrnamespace, attrname, uio, | | 1223 | rv = RUMP_VOP_GETEXTATTR(vp, attrnamespace, attrname, uio, |
1217 | attrsize, cred); | | 1224 | attrsize, cred); |
1218 | RUMP_VOP_UNLOCK(vp); | | 1225 | RUMP_VOP_UNLOCK(vp); |
1219 | cred_destroy(cred); | | 1226 | cred_destroy(cred); |
1220 | | | 1227 | |
1221 | if (uio) | | 1228 | if (uio) |
1222 | *resid = rump_pub_uio_free(uio); | | 1229 | *resid = rump_pub_uio_free(uio); |
1223 | | | 1230 | |
1224 | return rv; | | 1231 | return rv; |
1225 | } | | 1232 | } |
1226 | | | 1233 | |
1227 | /*ARGSUSED*/ | | 1234 | /*ARGSUSED*/ |
1228 | int | | 1235 | int |
1229 | p2k_node_setextattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1236 | p2k_node_setextattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
1230 | int attrnamespace, const char *attrname, | | 1237 | int attrnamespace, const char *attrname, |
1231 | uint8_t *attr, size_t *resid, const struct puffs_cred *pcr) | | 1238 | uint8_t *attr, size_t *resid, const struct puffs_cred *pcr) |
1232 | { | | 1239 | { |
1233 | struct vnode *vp = OPC2VP(opc); | | 1240 | struct vnode *vp = OPC2VP(opc); |
1234 | struct kauth_cred *cred; | | 1241 | struct kauth_cred *cred; |
1235 | struct uio *uio; | | 1242 | struct uio *uio; |
1236 | int rv; | | 1243 | int rv; |
1237 | | | 1244 | |
1238 | if (attr) | | 1245 | if (attr) |
1239 | uio = rump_pub_uio_setup(attr, *resid, 0, RUMPUIO_READ); | | 1246 | uio = rump_pub_uio_setup(attr, *resid, 0, RUMPUIO_READ); |
1240 | else | | 1247 | else |
1241 | uio = NULL; | | 1248 | uio = NULL; |
1242 | | | 1249 | |
1243 | cred = cred_create(pcr); | | 1250 | cred = cred_create(pcr); |
1244 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1251 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1245 | rv = RUMP_VOP_SETEXTATTR(vp, attrnamespace, attrname, uio, cred); | | 1252 | rv = RUMP_VOP_SETEXTATTR(vp, attrnamespace, attrname, uio, cred); |
1246 | RUMP_VOP_UNLOCK(vp); | | 1253 | RUMP_VOP_UNLOCK(vp); |
1247 | cred_destroy(cred); | | 1254 | cred_destroy(cred); |
1248 | | | 1255 | |
1249 | if (uio) | | 1256 | if (uio) |
1250 | *resid = rump_pub_uio_free(uio); | | 1257 | *resid = rump_pub_uio_free(uio); |
1251 | | | 1258 | |
1252 | return rv; | | 1259 | return rv; |
1253 | } | | 1260 | } |
1254 | | | 1261 | |
1255 | /*ARGSUSED*/ | | 1262 | /*ARGSUSED*/ |
1256 | int | | 1263 | int |
1257 | p2k_node_listextattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1264 | p2k_node_listextattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
1258 | int attrnamespace, size_t *attrsize, | | 1265 | int attrnamespace, size_t *attrsize, |
1259 | uint8_t *attrs, size_t *resid, const struct puffs_cred *pcr) | | 1266 | uint8_t *attrs, size_t *resid, const struct puffs_cred *pcr) |
1260 | { | | 1267 | { |
1261 | struct vnode *vp = OPC2VP(opc); | | 1268 | struct vnode *vp = OPC2VP(opc); |
1262 | struct kauth_cred *cred; | | 1269 | struct kauth_cred *cred; |
1263 | struct uio *uio; | | 1270 | struct uio *uio; |
1264 | int rv; | | 1271 | int rv; |
1265 | | | 1272 | |
1266 | if (attrs) | | 1273 | if (attrs) |
1267 | uio = rump_pub_uio_setup(attrs, *resid, 0, RUMPUIO_READ); | | 1274 | uio = rump_pub_uio_setup(attrs, *resid, 0, RUMPUIO_READ); |
1268 | else | | 1275 | else |
1269 | uio = NULL; | | 1276 | uio = NULL; |
1270 | | | 1277 | |
1271 | cred = cred_create(pcr); | | 1278 | cred = cred_create(pcr); |
1272 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1279 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1273 | rv = RUMP_VOP_LISTEXTATTR(vp, attrnamespace, uio, attrsize, cred); | | 1280 | rv = RUMP_VOP_LISTEXTATTR(vp, attrnamespace, uio, attrsize, cred); |
1274 | RUMP_VOP_UNLOCK(vp); | | 1281 | RUMP_VOP_UNLOCK(vp); |
1275 | cred_destroy(cred); | | 1282 | cred_destroy(cred); |
1276 | | | 1283 | |
1277 | if (uio) | | 1284 | if (uio) |
1278 | *resid = rump_pub_uio_free(uio); | | 1285 | *resid = rump_pub_uio_free(uio); |
1279 | | | 1286 | |
1280 | return rv; | | 1287 | return rv; |
1281 | } | | 1288 | } |
1282 | | | 1289 | |
1283 | /*ARGSUSED*/ | | 1290 | /*ARGSUSED*/ |
1284 | int | | 1291 | int |
1285 | p2k_node_deleteextattr(struct puffs_usermount *pu, puffs_cookie_t opc, | | 1292 | p2k_node_deleteextattr(struct puffs_usermount *pu, puffs_cookie_t opc, |
1286 | int attrnamespace, const char *attrname, const struct puffs_cred *pcr) | | 1293 | int attrnamespace, const char *attrname, const struct puffs_cred *pcr) |
1287 | { | | 1294 | { |
1288 | struct vnode *vp = OPC2VP(opc); | | 1295 | struct vnode *vp = OPC2VP(opc); |
1289 | struct kauth_cred *cred; | | 1296 | struct kauth_cred *cred; |
1290 | int rv; | | 1297 | int rv; |
1291 | | | 1298 | |
1292 | cred = cred_create(pcr); | | 1299 | cred = cred_create(pcr); |
1293 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1300 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1294 | rv = RUMP_VOP_DELETEEXTATTR(vp, attrnamespace, attrname, cred); | | 1301 | rv = RUMP_VOP_DELETEEXTATTR(vp, attrnamespace, attrname, cred); |
1295 | RUMP_VOP_UNLOCK(vp); | | 1302 | RUMP_VOP_UNLOCK(vp); |
1296 | cred_destroy(cred); | | 1303 | cred_destroy(cred); |
1297 | | | 1304 | |
1298 | return rv; | | 1305 | return rv; |
1299 | } | | 1306 | } |
1300 | | | 1307 | |
1301 | /* the kernel releases its last reference here */ | | 1308 | /* the kernel releases its last reference here */ |
1302 | int | | 1309 | int |
1303 | p2k_node_inactive(struct puffs_usermount *pu, puffs_cookie_t opc) | | 1310 | p2k_node_inactive(struct puffs_usermount *pu, puffs_cookie_t opc) |
1304 | { | | 1311 | { |
1305 | struct p2k_mount *p2m = puffs_getspecific(pu); | | 1312 | struct p2k_mount *p2m = puffs_getspecific(pu); |
1306 | struct p2k_node *p2n = opc; | | 1313 | struct p2k_node *p2n = opc; |
1307 | struct vnode *vp = OPC2VP(opc); | | 1314 | struct vnode *vp = OPC2VP(opc); |
1308 | bool recycle = false; | | 1315 | bool recycle = false; |
1309 | int rv; | | 1316 | int rv; |
1310 | | | 1317 | |
1311 | /* deadfs */ | | 1318 | /* deadfs */ |
1312 | if (!vp) | | 1319 | if (!vp) |
1313 | return 0; | | 1320 | return 0; |
1314 | | | 1321 | |
1315 | /* | | 1322 | /* |
1316 | * Flush all cached vnode pages from the rump kernel -- they | | 1323 | * Flush all cached vnode pages from the rump kernel -- they |
1317 | * are kept in puffs for all things that matter. However, | | 1324 | * are kept in puffs for all things that matter. However, |
1318 | * don't do this for tmpfs (vnodes are backed by an aobj), since that | | 1325 | * don't do this for tmpfs (vnodes are backed by an aobj), since that |
1319 | * would cause us to clear the backing storage leaving us without | | 1326 | * would cause us to clear the backing storage leaving us without |
1320 | * a way to regain the data from "stable storage". | | 1327 | * a way to regain the data from "stable storage". |
1321 | */ | | 1328 | */ |
1322 | if (!p2m->p2m_imtmpfsman) { | | 1329 | if (!p2m->p2m_imtmpfsman) { |
1323 | rump_pub_vp_interlock(vp); | | 1330 | rump_pub_vp_interlock(vp); |
1324 | RUMP_VOP_PUTPAGES(vp, 0, 0, | | 1331 | RUMP_VOP_PUTPAGES(vp, 0, 0, |
1325 | PGO_ALLPAGES|PGO_CLEANIT|PGO_FREE); | | 1332 | PGO_ALLPAGES|PGO_CLEANIT|PGO_FREE); |
1326 | } | | 1333 | } |
1327 | | | 1334 | |
1328 | /* | | 1335 | /* |
1329 | * Ok, this is where we get nasty. We pretend the vnode is | | 1336 | * Ok, this is where we get nasty. We pretend the vnode is |
1330 | * inactive and already tell the file system that. However, | | 1337 | * inactive and already tell the file system that. However, |
1331 | * we are allowed to pretend it also grows a reference immediately | | 1338 | * we are allowed to pretend it also grows a reference immediately |
1332 | * after per vget(), so this does not do harm. Cheap trick, but ... | | 1339 | * after per vget(), so this does not do harm. Cheap trick, but ... |
1333 | * | | 1340 | * |
1334 | * If the file system thinks the inode is done for, we release | | 1341 | * If the file system thinks the inode is done for, we release |
1335 | * our reference and clear all knowledge of the vnode. If, | | 1342 | * our reference and clear all knowledge of the vnode. If, |
1336 | * however, the inode is still active, we retain our reference | | 1343 | * however, the inode is still active, we retain our reference |
1337 | * until reclaim, since puffs might be flushing out some data | | 1344 | * until reclaim, since puffs might be flushing out some data |
1338 | * later. | | 1345 | * later. |
1339 | */ | | 1346 | */ |
1340 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); | | 1347 | RUMP_VOP_LOCK(vp, LK_EXCLUSIVE); |
1341 | rv = RUMP_VOP_INACTIVE(vp, &recycle); | | 1348 | rv = RUMP_VOP_INACTIVE(vp, &recycle); |
1342 | if (recycle) { | | 1349 | if (recycle) { |
1343 | puffs_setback(puffs_cc_getcc(pu), PUFFS_SETBACK_NOREF_N1); | | 1350 | puffs_setback(puffs_cc_getcc(pu), PUFFS_SETBACK_NOREF_N1); |
1344 | rump_pub_vp_rele(p2n->p2n_vp); | | 1351 | rump_pub_vp_rele(p2n->p2n_vp); |
1345 | p2n->p2n_vp = NULL; | | 1352 | p2n->p2n_vp = NULL; |
1346 | } | | 1353 | } |
1347 | | | 1354 | |
1348 | return rv; | | 1355 | return rv; |
1349 | } | | 1356 | } |
1350 | | | 1357 | |
1351 | /*ARGSUSED*/ | | 1358 | /*ARGSUSED*/ |
1352 | int | | 1359 | int |
1353 | p2k_node_reclaim(struct puffs_usermount *pu, puffs_croissant_t opc) | | 1360 | p2k_node_reclaim(struct puffs_usermount *pu, puffs_croissant_t opc) |
1354 | { | | 1361 | { |
1355 | struct p2k_node *p2n = opc; | | 1362 | struct p2k_node *p2n = opc; |
1356 | | | 1363 | |
1357 | if (p2n->p2n_vp) { | | 1364 | if (p2n->p2n_vp) { |
1358 | rump_pub_vp_rele(p2n->p2n_vp); | | 1365 | rump_pub_vp_rele(p2n->p2n_vp); |
1359 | p2n->p2n_vp = NULL; | | 1366 | p2n->p2n_vp = NULL; |
1360 | } | | 1367 | } |
1361 | | | 1368 | |
1362 | freep2n(p2n); | | 1369 | freep2n(p2n); |
1363 | return 0; | | 1370 | return 0; |
1364 | } | | 1371 | } |