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29 * @(#)kvm_getvfsbyname.c 8.1 (Berkeley) 4/3/95
30 * $FreeBSD: src/lib/libc/gen/getvfsbyname.c,v 1.5 1999/08/27 23:58:45 peter Exp $
31 * $DragonFly: src/lib/libc/gen/getvfsbyname.c,v 1.4 2005/04/26 06:08:42 joerg Exp $
34 #include <sys/param.h>
35 #include <sys/mount.h>
36 #include <sys/sysctl.h>
41 * Given a filesystem name, determine if it is resident in the kernel,
42 * and if it is resident, return its vfsconf structure.
45 getvfsbyname(const char *fsname, struct vfsconf *vfcp)
47 int name[4], maxtypenum, cnt;
51 name[1] = VFS_GENERIC;
52 name[2] = VFS_MAXTYPENUM;
53 buflen = sizeof(maxtypenum);
54 if (sysctl(name, 3, &maxtypenum, &buflen, NULL, (size_t)0) < 0)
58 buflen = sizeof(*vfcp);
59 for (cnt = 0; cnt < maxtypenum; cnt++) {
61 if (sysctl(name, 4, vfcp, &buflen, NULL, (size_t)0) < 0) {
62 if (errno == EOPNOTSUPP)
66 if (strcmp(fsname, vfcp->vfc_name) == 0)