1 /* $NetBSD: pnode.c,v 1.10 2008/08/12 19:44:39 pooka Exp $ */
4 * Copyright (c) 2006 Antti Kantee. All Rights Reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #include <sys/types.h>
36 #include "puffs_priv.h"
39 * Well, you're probably wondering why this isn't optimized.
40 * The reason is simple: my available time is not optimized for
41 * size ... so please be patient ;)
44 puffs_pn_new(struct puffs_usermount *pu, void *privdata)
46 struct puffs_node *pn;
48 pn = calloc(1, sizeof(struct puffs_node));
52 pn->pn_data = privdata;
54 puffs_vattr_null(&pn->pn_va);
56 LIST_INSERT_HEAD(&pu->pu_pnodelst, pn, pn_entries);
62 puffs_pn_remove(struct puffs_node *pn)
65 LIST_REMOVE(pn, pn_entries);
66 pn->pn_flags |= PUFFS_NODE_REMOVED;
70 puffs_pn_put(struct puffs_node *pn)
72 struct puffs_usermount *pu = pn->pn_mnt;
74 pu->pu_pathfree(pu, &pn->pn_po);
75 if ((pn->pn_flags & PUFFS_NODE_REMOVED) == 0)
76 LIST_REMOVE(pn, pn_entries);
80 /* walk list, rv can be used either to halt or to return a value */
82 puffs_pn_nodewalk(struct puffs_usermount *pu, puffs_nodewalk_fn fn, void *arg)
84 struct puffs_node *pn_cur, *pn_next;
87 pn_cur = LIST_FIRST(&pu->pu_pnodelst);
89 pn_next = LIST_NEXT(pn_cur, pn_entries);
90 rv = fn(pu, pn_cur, arg);
100 puffs_pn_getvap(struct puffs_node *pn)
107 puffs_pn_getpriv(struct puffs_node *pn)
114 puffs_pn_setpriv(struct puffs_node *pn, void *priv)
120 struct puffs_pathobj *
121 puffs_pn_getpo(struct puffs_node *pn)
127 struct puffs_usermount *
128 puffs_pn_getmnt(struct puffs_node *pn)
134 /* convenience / shortcut */
136 puffs_pn_getmntspecific(struct puffs_node *pn)
139 return pn->pn_mnt->pu_privdata;
146 puffs_newinfo_setcookie(struct puffs_newinfo *pni, puffs_cookie_t cookie)
149 assert(pni->pni_cookie != NULL);
150 *pni->pni_cookie = cookie;
154 puffs_newinfo_setvtype(struct puffs_newinfo *pni, enum vtype vt)
157 if (pni->pni_vtype != NULL)
158 *pni->pni_vtype = vt;
162 puffs_newinfo_setsize(struct puffs_newinfo *pni, voff_t size)
165 if (pni->pni_size != NULL)
166 *pni->pni_size = size;