2 * getvfsent.c - get a listing of installed filesystems
3 * Written September 1994 by Garrett A. Wollman
4 * This file is in the public domain.
6 * $FreeBSD: src/lib/libc/gen/getvfsent.c,v 1.14.2.1 2001/03/05 09:19:38 obrien Exp $
7 * $DragonFly: src/lib/libc/gen/getvfsent.c,v 1.3 2005/04/26 06:16:29 joerg Exp $
10 #include <sys/param.h>
11 #include <sys/linker.h>
12 #include <sys/mount.h>
13 #include <sys/sysctl.h>
18 /* XXX hide some compatibility problems. */
20 #define vfsconf ovfsconf
22 static struct vfsconf *_vfslist = 0;
23 static struct vfsconf _vfsconf;
24 static size_t _vfslistlen = 0;
25 static int _vfs_keeplist = 0;
26 static size_t _vfs_index = 0;
31 int mib[2] = { CTL_VFS, VFS_VFSCONF };
35 rv = sysctl(mib, 2, (void *)0, &size, (void *)0, (size_t)0);
41 _vfslist = malloc(size);
45 rv = sysctl(mib, 2, _vfslist, &size, (void *)0, (size_t)0);
52 _vfslistlen = size / sizeof _vfslist[0];
59 if(!_vfslist && !initvfs())
63 if(_vfs_index >= _vfslistlen)
66 _vfsconf = _vfslist[_vfs_index++];
67 } while(!_vfsconf.vfc_vfsops);
77 getvfsbyname(const char *name)
81 if(!_vfslist && !initvfs())
84 for(i = 0; i < _vfslistlen; i++) {
85 if( ! strcmp(_vfslist[i].vfc_name, name) )
90 _vfsconf = _vfslist[i];
104 getvfsbytype(int type)
108 if(!_vfslist && !initvfs())
111 for(i = 0; i < _vfslistlen; i++) {
112 if(_vfslist[i].vfc_index == type)
117 _vfsconf = _vfslist[i];
133 if(_vfslist && !keep) {
138 _vfs_keeplist = keep;
154 vfsisloadable(const char *name __unused)
160 vfsload(const char *name)
164 status = kldload(name);
165 return status == -1 ? status : 0;