diff options
Diffstat (limited to 'lib/libprocstat/smbfs.c')
-rw-r--r-- | lib/libprocstat/smbfs.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/lib/libprocstat/smbfs.c b/lib/libprocstat/smbfs.c new file mode 100644 index 0000000..24d8acd --- /dev/null +++ b/lib/libprocstat/smbfs.c @@ -0,0 +1,77 @@ +/*- + * Copyright (c) 2005-2009 Stanislav Sedov <stas@FreeBSD.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/stat.h> +#include <sys/time.h> +#include <sys/vnode.h> +#define _KERNEL +#include <sys/mount.h> +#undef _KERNEL + +#include <netinet/in.h> + +#include <assert.h> +#include <err.h> +#include <kvm.h> +#include <stdlib.h> + +#include <fs/smbfs/smbfs.h> +#include <fs/smbfs/smbfs_node.h> + +#include "libprocstat.h" +#include "common_kvm.h" + +int +smbfs_filestat(kvm_t *kd, struct vnode *vp, struct vnstat *vn) +{ + struct smbnode node; + struct mount mnt; + int error; + + assert(kd); + assert(vn); + error = kvm_read_all(kd, (unsigned long)VTOSMB(vp), &node, + sizeof(node)); + if (error != 0) { + warnx("can't read smbfs fnode at %p", (void *)VTOSMB(vp)); + return (1); + } + error = kvm_read_all(kd, (unsigned long)getvnodemount(vp), &mnt, + sizeof(mnt)); + if (error != 0) { + warnx("can't read mount at %p for vnode %p", + (void *)getvnodemount(vp), vp); + return (1); + } + vn->vn_fileid = node.n_ino; + if (vn->vn_fileid == 0) + vn->vn_fileid = 2; + vn->vn_fsid = mnt.mnt_stat.f_fsid.val[0]; + return (0); +} |