Import kernel part of SMB/CIFS requester.

Add smbfs(CIFS) filesystem.

Userland part will be in the ports tree for a while.

Obtained from:	smbfs-1.3.7-dev package.

1 files changed, 1340 insertions, 0 deletions

diff --git a/sys/fs/smbfs/smbfs_vnops.c b/sys/fs/smbfs/smbfs_vnops.c
new file mode 100644
index 0000000..1d0637e
--- /dev/null
+++ b/sys/fs/smbfs/smbfs_vnops.c
@@ -0,0 +1,1340 @@
+/*
+ * Copyright (c) 2000-2001 Boris Popov
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    This product includes software developed by Boris Popov.
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * 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.
+ *
+ * $FreeBSD$
+ */
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/namei.h>
+#include <sys/kernel.h>
+#include <sys/proc.h>
+#include <sys/bio.h>
+#include <sys/buf.h>
+#include <sys/fcntl.h>
+#include <sys/mount.h>
+#include <sys/unistd.h>
+#include <sys/vnode.h>
+#include <sys/lockf.h>
+
+#include <vm/vm.h>
+#include <vm/vm_extern.h>
+#include <vm/vm_zone.h>
+
+
+#include <netsmb/smb.h>
+#include <netsmb/smb_conn.h>
+#include <netsmb/smb_subr.h>
+
+#include <fs/smbfs/smbfs.h>
+#include <fs/smbfs/smbfs_node.h>
+#include <fs/smbfs/smbfs_subr.h>
+
+/*
+ * Prototypes for SMBFS vnode operations
+ */
+static int smbfs_create(struct vop_create_args *);
+static int smbfs_mknod(struct vop_mknod_args *);
+static int smbfs_open(struct vop_open_args *);
+static int smbfs_close(struct vop_close_args *);
+static int smbfs_access(struct vop_access_args *);
+static int smbfs_getattr(struct vop_getattr_args *);
+static int smbfs_setattr(struct vop_setattr_args *);
+static int smbfs_read(struct vop_read_args *);
+static int smbfs_write(struct vop_write_args *);
+static int smbfs_fsync(struct vop_fsync_args *);
+static int smbfs_remove(struct vop_remove_args *);
+static int smbfs_link(struct vop_link_args *);
+static int smbfs_lookup(struct vop_lookup_args *);
+static int smbfs_rename(struct vop_rename_args *);
+static int smbfs_mkdir(struct vop_mkdir_args *);
+static int smbfs_rmdir(struct vop_rmdir_args *);
+static int smbfs_symlink(struct vop_symlink_args *);
+static int smbfs_readdir(struct vop_readdir_args *);
+static int smbfs_bmap(struct vop_bmap_args *);
+static int smbfs_strategy(struct vop_strategy_args *);
+static int smbfs_print(struct vop_print_args *);
+static int smbfs_pathconf(struct vop_pathconf_args *ap);
+static int smbfs_advlock(struct vop_advlock_args *);
+#ifndef FB_RELENG3
+static int smbfs_getextattr(struct vop_getextattr_args *ap);
+#endif
+
+vop_t **smbfs_vnodeop_p;
+static struct vnodeopv_entry_desc smbfs_vnodeop_entries[] = {
+	{ &vop_default_desc,		(vop_t *) vop_defaultop },
+	{ &vop_access_desc,		(vop_t *) smbfs_access },
+	{ &vop_advlock_desc,		(vop_t *) smbfs_advlock },
+	{ &vop_bmap_desc,		(vop_t *) smbfs_bmap },
+	{ &vop_close_desc,		(vop_t *) smbfs_close },
+	{ &vop_create_desc,		(vop_t *) smbfs_create },
+	{ &vop_fsync_desc,		(vop_t *) smbfs_fsync },
+	{ &vop_getattr_desc,		(vop_t *) smbfs_getattr },
+	{ &vop_getpages_desc,		(vop_t *) smbfs_getpages },
+	{ &vop_inactive_desc,		(vop_t *) smbfs_inactive },
+	{ &vop_ioctl_desc,		(vop_t *) smbfs_ioctl },
+	{ &vop_islocked_desc,		(vop_t *) vop_stdislocked },
+	{ &vop_link_desc,		(vop_t *) smbfs_link },
+	{ &vop_lock_desc,		(vop_t *) vop_stdlock },
+	{ &vop_lookup_desc,		(vop_t *) smbfs_lookup },
+	{ &vop_mkdir_desc,		(vop_t *) smbfs_mkdir },
+	{ &vop_mknod_desc,		(vop_t *) smbfs_mknod },
+	{ &vop_open_desc,		(vop_t *) smbfs_open },
+	{ &vop_pathconf_desc,		(vop_t *) smbfs_pathconf },
+	{ &vop_print_desc,		(vop_t *) smbfs_print },
+	{ &vop_putpages_desc,		(vop_t *) smbfs_putpages },
+	{ &vop_read_desc,		(vop_t *) smbfs_read },
+	{ &vop_readdir_desc,		(vop_t *) smbfs_readdir },
+	{ &vop_reclaim_desc,		(vop_t *) smbfs_reclaim },
+	{ &vop_remove_desc,		(vop_t *) smbfs_remove },
+	{ &vop_rename_desc,		(vop_t *) smbfs_rename },
+	{ &vop_rmdir_desc,		(vop_t *) smbfs_rmdir },
+	{ &vop_setattr_desc,		(vop_t *) smbfs_setattr },
+	{ &vop_strategy_desc,		(vop_t *) smbfs_strategy },
+	{ &vop_symlink_desc,		(vop_t *) smbfs_symlink },
+	{ &vop_unlock_desc,		(vop_t *) vop_stdunlock },
+	{ &vop_write_desc,		(vop_t *) smbfs_write },
+#ifndef FB_RELENG3
+	{ &vop_getextattr_desc, 	(vop_t *) smbfs_getextattr },
+/*	{ &vop_setextattr_desc,		(vop_t *) smbfs_setextattr },*/
+#endif
+	{ NULL, NULL }
+};
+
+static struct vnodeopv_desc smbfs_vnodeop_opv_desc =
+	{ &smbfs_vnodeop_p, smbfs_vnodeop_entries };
+
+VNODEOP_SET(smbfs_vnodeop_opv_desc);
+
+static int
+smbfs_access(ap)
+	struct vop_access_args /* {
+		struct vnode *a_vp;
+		int  a_mode;
+		struct ucred *a_cred;
+		struct proc *a_p;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct ucred *cred = ap->a_cred;
+	u_int mode = ap->a_mode;
+	struct smbmount *smp = VTOSMBFS(vp);
+	int error = 0;
+
+	SMBVDEBUG("\n");
+	if ((mode & VWRITE) && (vp->v_mount->mnt_flag & MNT_RDONLY)) {
+		switch (vp->v_type) {
+		    case VREG: case VDIR: case VLNK:
+			return EROFS;
+		    default:
+			break;
+		}
+	}
+	if (cred->cr_uid == 0)
+		return 0;
+	if (cred->cr_uid != smp->sm_args.uid) {
+		mode >>= 3;
+		if (!groupmember(smp->sm_args.gid, cred))
+			mode >>= 3;
+	}
+	error = (((vp->v_type == VREG) ? smp->sm_args.file_mode : smp->sm_args.dir_mode) & mode) == mode ? 0 : EACCES;
+	return error;
+}
+
+/* ARGSUSED */
+static int
+smbfs_open(ap)
+	struct vop_open_args /* {
+		struct vnode *a_vp;
+		int  a_mode;
+		struct ucred *a_cred;
+		struct proc *a_p;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+	struct smb_cred scred;
+	struct vattr vattr;
+	int mode = ap->a_mode;
+	int error, accmode;
+
+	SMBVDEBUG("%s,%d\n", np->n_name, np->n_opencount);
+	if (vp->v_type != VREG && vp->v_type != VDIR) { 
+		SMBFSERR("open eacces vtype=%d\n", vp->v_type);
+		return EACCES;
+	}
+	if (vp->v_type == VDIR) {
+		np->n_opencount++;
+		return 0;
+	}
+	if (np->n_flag & NMODIFIED) {
+		if ((error = smbfs_vinvalbuf(vp, V_SAVE, ap->a_cred, ap->a_p, 1)) == EINTR)
+			return error;
+		smbfs_attr_cacheremove(vp);
+		error = VOP_GETATTR(vp, &vattr, ap->a_cred, ap->a_p);
+		if (error)
+			return error;
+		np->n_mtime.tv_sec = vattr.va_mtime.tv_sec;
+	} else {
+		error = VOP_GETATTR(vp, &vattr, ap->a_cred, ap->a_p);
+		if (error)
+			return error;
+		if (np->n_mtime.tv_sec != vattr.va_mtime.tv_sec) {
+			error = smbfs_vinvalbuf(vp, V_SAVE, ap->a_cred, ap->a_p, 1);
+			if (error == EINTR)
+				return error;
+			np->n_mtime.tv_sec = vattr.va_mtime.tv_sec;
+		}
+	}
+	if (np->n_opencount) {
+		np->n_opencount++;
+		return 0;
+	}
+	accmode = SMB_AM_OPENREAD;
+	if ((vp->v_mount->mnt_flag & MNT_RDONLY) == 0)
+		accmode = SMB_AM_OPENRW;
+	smb_makescred(&scred, ap->a_p, ap->a_cred);
+	error = smbfs_smb_open(np, accmode, &scred);
+	if (error) {
+		if (mode & FWRITE)
+			return EACCES;
+		accmode = SMB_AM_OPENREAD;
+		error = smbfs_smb_open(np, accmode, &scred);
+	}
+	if (!error) {
+		np->n_opencount++;
+	}
+	smbfs_attr_cacheremove(vp);
+	return error;
+}
+
+static int
+smbfs_closel(struct vop_close_args *ap)
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+	struct proc *p = ap->a_p;
+	struct smb_cred scred;
+	struct vattr vattr;
+	int error;
+
+	SMBVDEBUG("name=%s, pid=%d, c=%d\n",np->n_name, p->p_pid, np->n_opencount);
+
+	smb_makescred(&scred, p, ap->a_cred);
+
+	if (np->n_opencount == 0) {
+		SMBERROR("Negative opencount\n");
+		return 0;
+	}
+	np->n_opencount--;
+	if (vp->v_type == VDIR) {
+		if (np->n_opencount)
+			return 0;
+		if (np->n_dirseq) {
+			smbfs_findclose(np->n_dirseq, &scred);
+			np->n_dirseq = NULL;
+		}
+		error = 0;
+	} else {
+		error = smbfs_vinvalbuf(vp, V_SAVE, ap->a_cred, p, 1);
+		if (np->n_opencount)
+			return error;
+		VOP_GETATTR(vp, &vattr, ap->a_cred, p);
+		error = smbfs_smb_close(np->n_mount->sm_share, np->n_fid, 
+			   &np->n_mtime, &scred);
+	}
+	smbfs_attr_cacheremove(vp);
+	return error;
+}
+
+/*
+ * XXX: VOP_CLOSE() usually called without lock held which is suck. Here we
+ * do some heruistic to determine if vnode should be locked.
+ */
+static int
+smbfs_close(ap)
+	struct vop_close_args /* {
+		struct vnodeop_desc *a_desc;
+		struct vnode *a_vp;
+		int  a_fflag;
+		struct ucred *a_cred;
+		struct proc *a_p;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct proc *p = ap->a_p;
+	int error, dolock;
+
+	VI_LOCK(vp);
+	dolock = (vp->v_flag & VXLOCK) == 0;
+	if (dolock)
+		vn_lock(vp, LK_EXCLUSIVE | LK_RETRY | LK_INTERLOCK, p);
+	else
+		VI_UNLOCK(vp);
+	error = smbfs_closel(ap);
+	if (dolock)
+		VOP_UNLOCK(vp, 0, p);
+	return error;
+}
+
+/*
+ * smbfs_getattr call from vfs.
+ */
+static int
+smbfs_getattr(ap)
+	struct vop_getattr_args /* {
+		struct vnode *a_vp;
+		struct vattr *a_vap;
+		struct ucred *a_cred;
+		struct proc *a_p;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+	struct vattr *va=ap->a_vap;
+	struct smbfattr fattr;
+	struct smb_cred scred;
+	u_int32_t oldsize;
+	int error;
+
+	SMBVDEBUG("%lx: '%s' %d\n", (long)vp, np->n_name, (vp->v_flag & VROOT) != 0);
+	error = smbfs_attr_cachelookup(vp, va);
+	if (!error)
+		return 0;
+	SMBVDEBUG("not in the cache\n");
+	smb_makescred(&scred, ap->a_p, ap->a_cred);
+	oldsize = np->n_size;
+	error = smbfs_smb_lookup(np, NULL, 0, &fattr, &scred);
+	if (error) {
+		SMBVDEBUG("error %d\n", error);
+		return error;
+	}
+	smbfs_attr_cacheenter(vp, &fattr);
+	smbfs_attr_cachelookup(vp, va);
+	if (np->n_opencount)
+		np->n_size = oldsize;
+	return 0;
+}
+
+static int
+smbfs_setattr(ap)
+	struct vop_setattr_args /* {
+		struct vnode *a_vp;
+		struct vattr *a_vap;
+		struct ucred *a_cred;
+		struct proc *a_p;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+	struct vattr *vap = ap->a_vap;
+	struct timespec *mtime, *atime;
+	struct smb_cred scred;
+	struct smb_share *ssp = np->n_mount->sm_share;
+	struct smb_vc *vcp = SSTOVC(ssp);
+	u_quad_t tsize = 0;
+	int isreadonly, doclose, error = 0;
+
+	SMBVDEBUG("\n");
+	if (vap->va_flags != VNOVAL)
+		return EOPNOTSUPP;
+	isreadonly = (vp->v_mount->mnt_flag & MNT_RDONLY);
+	/*
+	 * Disallow write attempts if the filesystem is mounted read-only.
+	 */
+  	if ((vap->va_uid != (uid_t)VNOVAL || vap->va_gid != (gid_t)VNOVAL || 
+	     vap->va_atime.tv_sec != VNOVAL || vap->va_mtime.tv_sec != VNOVAL ||
+	     vap->va_mode != (mode_t)VNOVAL) && isreadonly)
+		return EROFS;
+	smb_makescred(&scred, ap->a_p, ap->a_cred);
+	if (vap->va_size != VNOVAL) {
+ 		switch (vp->v_type) {
+ 		    case VDIR:
+ 			return EISDIR;
+ 		    case VREG:
+			break;
+ 		    default:
+			return EINVAL;
+  		};
+		if (isreadonly)
+			return EROFS;
+		doclose = 0;
+		vnode_pager_setsize(vp, (u_long)vap->va_size);
+ 		tsize = np->n_size;
+ 		np->n_size = vap->va_size;
+		if (np->n_opencount == 0) {
+			error = smbfs_smb_open(np, SMB_AM_OPENRW, &scred);
+			if (error == 0)
+				doclose = 1;
+		}
+		if (error == 0)
+			error = smbfs_smb_setfsize(np, vap->va_size, &scred);
+		if (doclose)
+			smbfs_smb_close(ssp, np->n_fid, NULL, &scred);
+		if (error) {
+			np->n_size = tsize;
+			vnode_pager_setsize(vp, (u_long)tsize);
+			return error;
+		}
+  	}
+	mtime = atime = NULL;
+	if (vap->va_mtime.tv_sec != VNOVAL)
+		mtime = &vap->va_mtime;
+	if (vap->va_atime.tv_sec != VNOVAL)
+		atime = &vap->va_atime;
+	if (mtime != atime) {
+#if 0
+		if (mtime == NULL)
+			mtime = &np->n_mtime;
+		if (atime == NULL)
+			atime = &np->n_atime;
+#endif
+		/*
+		 * If file is opened, then we can use handle based calls.
+		 * If not, use path based ones.
+		 */
+		if (np->n_opencount == 0) {
+			if (vcp->vc_flags & SMBV_WIN95) {
+				error = VOP_OPEN(vp, FWRITE, ap->a_cred, ap->a_p);
+				if (!error) {
+/*				error = smbfs_smb_setfattrNT(np, 0, mtime, atime, &scred);
+				VOP_GETATTR(vp, &vattr, ap->a_cred, ap->a_p);*/
+				if (mtime)
+					np->n_mtime = *mtime;
+				VOP_CLOSE(vp, FWRITE, ap->a_cred, ap->a_p);
+				}
+			} else if ((vcp->vc_sopt.sv_caps & SMB_CAP_NT_SMBS)) {
+				error = smbfs_smb_setptime2(np, mtime, atime, 0, &scred);
+/*				error = smbfs_smb_setpattrNT(np, 0, mtime, atime, &scred);*/
+			} else if (SMB_DIALECT(vcp) >= SMB_DIALECT_LANMAN2_0) {
+				error = smbfs_smb_setptime2(np, mtime, atime, 0, &scred);
+			} else {
+				error = smbfs_smb_setpattr(np, 0, mtime, &scred);
+			}
+		} else {
+			if (vcp->vc_sopt.sv_caps & SMB_CAP_NT_SMBS) {
+				error = smbfs_smb_setfattrNT(np, 0, mtime, atime, &scred);
+			} else if (SMB_DIALECT(vcp) >= SMB_DIALECT_LANMAN1_0) {
+				error = smbfs_smb_setftime(np, mtime, atime, &scred);
+			} else {
+				/*
+				 * I have no idea how to handle this for core
+				 * level servers. The possible solution is to
+				 * update mtime after file is closed.
+				 */
+				 SMBERROR("can't update times on an opened file\n");
+			}
+		}
+	}
+	/*
+	 * Invalidate attribute cache in case if server doesn't set
+	 * required attributes.
+	 */
+	smbfs_attr_cacheremove(vp);	/* invalidate cache */
+	VOP_GETATTR(vp, vap, ap->a_cred, ap->a_p);
+	np->n_mtime.tv_sec = vap->va_mtime.tv_sec;
+	return error;
+}
+/*
+ * smbfs_read call.
+ */
+static int
+smbfs_read(ap)
+	struct vop_read_args /* {
+		struct vnode *a_vp;
+		struct uio *a_uio;
+		int  a_ioflag;
+		struct ucred *a_cred;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct uio *uio = ap->a_uio;
+
+	SMBVDEBUG("\n");
+	if (vp->v_type != VREG && vp->v_type != VDIR)
+		return EPERM;
+	return smbfs_readvnode(vp, uio, ap->a_cred);
+}
+
+static int
+smbfs_write(ap)
+	struct vop_write_args /* {
+		struct vnode *a_vp;
+		struct uio *a_uio;
+		int  a_ioflag;
+		struct ucred *a_cred;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct uio *uio = ap->a_uio;
+
+	SMBVDEBUG("%d,ofs=%d,sz=%d\n",vp->v_type, (int)uio->uio_offset, uio->uio_resid);
+	if (vp->v_type != VREG)
+		return (EPERM);
+	return smbfs_writevnode(vp, uio, ap->a_cred,ap->a_ioflag);
+}
+/*
+ * smbfs_create call
+ * Create a regular file. On entry the directory to contain the file being
+ * created is locked.  We must release before we return. We must also free
+ * the pathname buffer pointed at by cnp->cn_pnbuf, always on error, or
+ * only if the SAVESTART bit in cn_flags is clear on success.
+ */
+static int
+smbfs_create(ap)
+	struct vop_create_args /* {
+		struct vnode *a_dvp;
+		struct vnode **a_vpp;
+		struct componentname *a_cnp;
+		struct vattr *a_vap;
+	} */ *ap;
+{
+	struct vnode *dvp = ap->a_dvp;
+	struct vattr *vap = ap->a_vap;
+	struct vnode **vpp=ap->a_vpp;
+	struct componentname *cnp = ap->a_cnp;
+	struct smbnode *dnp = VTOSMB(dvp);
+	struct vnode *vp;
+	struct vattr vattr;
+	struct smbfattr fattr;
+	struct smb_cred scred;
+	char *name = cnp->cn_nameptr;
+	int nmlen = cnp->cn_namelen;
+	int error;
+	
+
+	SMBVDEBUG("\n");
+	*vpp = NULL;
+	if (vap->va_type != VREG)
+		return EOPNOTSUPP;
+	if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred, cnp->cn_proc)))
+		return error;
+	smb_makescred(&scred, cnp->cn_proc, cnp->cn_cred);
+	
+	error = smbfs_smb_create(dnp, name, nmlen, &scred);
+	if (error)
+		return error;
+	error = smbfs_smb_lookup(dnp, name, nmlen, &fattr, &scred);
+	if (error)
+		return error;
+	error = smbfs_nget(VTOVFS(dvp), dvp, name, nmlen, &fattr, &vp);
+	if (error)
+		return error;
+	*vpp = vp;
+	if (cnp->cn_flags & MAKEENTRY)
+		cache_enter(dvp, vp, cnp);
+	return error;
+}
+
+static int
+smbfs_remove(ap)
+	struct vop_remove_args /* {
+		struct vnodeop_desc *a_desc;
+		struct vnode * a_dvp;
+		struct vnode * a_vp;
+		struct componentname * a_cnp;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+/*	struct vnode *dvp = ap->a_dvp;*/
+	struct componentname *cnp = ap->a_cnp;
+	struct smbnode *np = VTOSMB(vp);
+	struct smb_cred scred;
+	int error;
+
+	if (vp->v_type == VDIR || np->n_opencount || vp->v_usecount != 1)
+		return EPERM;
+	smb_makescred(&scred, cnp->cn_proc, cnp->cn_cred);
+	error = smbfs_smb_delete(np, &scred);
+	cache_purge(vp);
+	return error;
+}
+
+/*
+ * smbfs_file rename call
+ */
+static int
+smbfs_rename(ap)
+	struct vop_rename_args  /* {
+		struct vnode *a_fdvp;
+		struct vnode *a_fvp;
+		struct componentname *a_fcnp;
+		struct vnode *a_tdvp;
+		struct vnode *a_tvp;
+		struct componentname *a_tcnp;
+	} */ *ap;
+{
+	struct vnode *fvp = ap->a_fvp;
+	struct vnode *tvp = ap->a_tvp;
+	struct vnode *fdvp = ap->a_fdvp;
+	struct vnode *tdvp = ap->a_tdvp;
+	struct componentname *tcnp = ap->a_tcnp;
+/*	struct componentname *fcnp = ap->a_fcnp;*/
+	struct smb_cred scred;
+	u_int16_t flags = 6;
+	int error=0;
+
+	/* Check for cross-device rename */
+	if ((fvp->v_mount != tdvp->v_mount) ||
+	    (tvp && (fvp->v_mount != tvp->v_mount))) {
+		error = EXDEV;
+		goto out;
+	}
+
+	if (tvp && tvp->v_usecount > 1) {
+		error = EBUSY;
+		goto out;
+	}
+	flags = 0x10;			/* verify all writes */
+	if (fvp->v_type == VDIR) {
+		flags |= 2;
+	} else if (fvp->v_type == VREG) {
+		flags |= 1;
+	} else
+		return EINVAL;
+	smb_makescred(&scred, tcnp->cn_proc, tcnp->cn_cred);
+	/*
+	 * It seems that Samba doesn't implement SMB_COM_MOVE call...
+	 */
+#ifdef notnow
+	if (SMB_DIALECT(SSTOCN(smp->sm_share)) >= SMB_DIALECT_LANMAN1_0) {
+		error = smbfs_smb_move(VTOSMB(fvp), VTOSMB(tdvp),
+		    tcnp->cn_nameptr, tcnp->cn_namelen, flags, &scred);
+	} else
+#endif
+	{
+		/*
+		 * We have to do the work atomicaly
+		 */
+		if (tvp && tvp != fvp) {
+			error = smbfs_smb_delete(VTOSMB(tvp), &scred);
+			if (error)
+				goto out;
+		}
+		error = smbfs_smb_rename(VTOSMB(fvp), VTOSMB(tdvp),
+		    tcnp->cn_nameptr, tcnp->cn_namelen, &scred);
+	}
+
+	if (fvp->v_type == VDIR) {
+		if (tvp != NULL && tvp->v_type == VDIR)
+			cache_purge(tdvp);
+		cache_purge(fdvp);
+	}
+out:
+	if (tdvp == tvp)
+		vrele(tdvp);
+	else
+		vput(tdvp);
+	if (tvp)
+		vput(tvp);
+	vrele(fdvp);
+	vrele(fvp);
+	smbfs_attr_cacheremove(fdvp);
+	smbfs_attr_cacheremove(tdvp);
+#ifdef possible_mistake
+	vgone(fvp);
+	if (tvp)
+		vgone(tvp);
+#endif
+	return error;
+}
+
+/*
+ * somtime it will come true...
+ */
+static int
+smbfs_link(ap)
+	struct vop_link_args /* {
+		struct vnode *a_tdvp;
+		struct vnode *a_vp;
+		struct componentname *a_cnp;
+	} */ *ap;
+{
+	return EOPNOTSUPP;
+}
+
+/*
+ * smbfs_symlink link create call.
+ * Sometime it will be functional...
+ */
+static int
+smbfs_symlink(ap)
+	struct vop_symlink_args /* {
+		struct vnode *a_dvp;
+		struct vnode **a_vpp;
+		struct componentname *a_cnp;
+		struct vattr *a_vap;
+		char *a_target;
+	} */ *ap;
+{
+	return EOPNOTSUPP;
+}
+
+static int
+smbfs_mknod(ap) 
+	struct vop_mknod_args /* {
+	} */ *ap;
+{
+	return EOPNOTSUPP;
+}
+
+static int
+smbfs_mkdir(ap)
+	struct vop_mkdir_args /* {
+		struct vnode *a_dvp;
+		struct vnode **a_vpp;
+		struct componentname *a_cnp;
+		struct vattr *a_vap;
+	} */ *ap;
+{
+	struct vnode *dvp = ap->a_dvp;
+/*	struct vattr *vap = ap->a_vap;*/
+	struct vnode *vp;
+	struct componentname *cnp = ap->a_cnp;
+	struct smbnode *dnp = VTOSMB(dvp);
+	struct vattr vattr;
+	struct smb_cred scred;
+	struct smbfattr fattr;
+	char *name = cnp->cn_nameptr;
+	int len = cnp->cn_namelen;
+	int error;
+
+	if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_cred, cnp->cn_proc))) {
+		return error;
+	}	
+	if ((name[0] == '.') && ((len == 1) || ((len == 2) && (name[1] == '.'))))
+		return EEXIST;
+	smb_makescred(&scred, cnp->cn_proc, cnp->cn_cred);
+	error = smbfs_smb_mkdir(dnp, name, len, &scred);
+	if (error)
+		return error;
+	error = smbfs_smb_lookup(dnp, name, len, &fattr, &scred);
+	if (error)
+		return error;
+	error = smbfs_nget(VTOVFS(dvp), dvp, name, len, &fattr, &vp);
+	if (error)
+		return error;
+	*ap->a_vpp = vp;
+	return 0;
+}
+
+/*
+ * smbfs_remove directory call
+ */
+static int
+smbfs_rmdir(ap)
+	struct vop_rmdir_args /* {
+		struct vnode *a_dvp;
+		struct vnode *a_vp;
+		struct componentname *a_cnp;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct vnode *dvp = ap->a_dvp;
+	struct componentname *cnp = ap->a_cnp;
+/*	struct smbmount *smp = VTOSMBFS(vp);*/
+	struct smbnode *dnp = VTOSMB(dvp);
+	struct smbnode *np = VTOSMB(vp);
+	struct smb_cred scred;
+	int error;
+
+	if (dvp == vp)
+		return EINVAL;
+
+	smb_makescred(&scred, cnp->cn_proc, cnp->cn_cred);
+	error = smbfs_smb_rmdir(np, &scred);
+	dnp->n_flag |= NMODIFIED;
+	smbfs_attr_cacheremove(dvp);
+/*	cache_purge(dvp);*/
+	cache_purge(vp);
+	return error;
+}
+
+/*
+ * smbfs_readdir call
+ */
+static int
+smbfs_readdir(ap)
+	struct vop_readdir_args /* {
+		struct vnode *a_vp;
+		struct uio *a_uio;
+		struct ucred *a_cred;
+		int *a_eofflag;
+		u_long *a_cookies;
+		int a_ncookies;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct uio *uio = ap->a_uio;
+	int error;
+
+	if (vp->v_type != VDIR)
+		return (EPERM);
+#ifdef notnow
+	if (ap->a_ncookies) {
+		printf("smbfs_readdir: no support for cookies now...");
+		return (EOPNOTSUPP);
+	}
+#endif
+	error = smbfs_readvnode(vp, uio, ap->a_cred);
+	return error;
+}
+
+/* ARGSUSED */
+static int
+smbfs_fsync(ap)
+	struct vop_fsync_args /* {
+		struct vnodeop_desc *a_desc;
+		struct vnode * a_vp;
+		struct ucred * a_cred;
+		int  a_waitfor;
+		struct proc * a_p;
+	} */ *ap;
+{
+/*	return (smb_flush(ap->a_vp, ap->a_cred, ap->a_waitfor, ap->a_p, 1));*/
+    return (0);
+}
+
+static 
+int smbfs_print (ap) 
+	struct vop_print_args /* {
+	struct vnode *a_vp;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+
+	if (np == NULL) {
+		printf("no smbnode data\n");
+		return (0);
+	}
+	printf("tag VT_SMBFS, name = %s, parent = %p, opencount = %d",
+	    np->n_name, np->n_parent ? SMBTOV(np->n_parent) : NULL,
+	    np->n_opencount);
+	lockmgr_printinfo(&vp->v_lock);
+	printf("\n");
+	return (0);
+}
+
+static int
+smbfs_pathconf (ap)
+	struct vop_pathconf_args  /* {
+	struct vnode *vp;
+	int name;
+	register_t *retval;
+	} */ *ap;
+{
+	struct smbmount *smp = VFSTOSMBFS(VTOVFS(ap->a_vp));
+	struct smb_vc *vcp = SSTOVC(smp->sm_share);
+	register_t *retval = ap->a_retval;
+	int error = 0;
+	
+	switch (ap->a_name) {
+	    case _PC_LINK_MAX:
+		*retval = 0;
+		break;
+	    case _PC_NAME_MAX:
+		*retval = (vcp->vc_flags & SMBV_LONGNAMES) ? 255 : 12;
+		break;
+	    case _PC_PATH_MAX:
+		*retval = 800;	/* XXX: a correct one ? */
+		break;
+	    default:
+		error = EINVAL;
+	}
+	return error;
+}
+
+static int
+smbfs_strategy (ap) 
+	struct vop_strategy_args /* {
+	struct buf *a_bp
+	} */ *ap;
+{
+	struct buf *bp=ap->a_bp;
+	struct ucred *cr;
+	struct proc *p;
+	int error = 0;
+
+	SMBVDEBUG("\n");
+	if (bp->b_flags & B_PHYS)
+		panic("smbfs physio");
+	if (bp->b_flags & B_ASYNC)
+		p = (struct proc *)0;
+	else
+		p = curproc;	/* XXX */
+	if (bp->b_iocmd == BIO_READ)
+		cr = bp->b_rcred;
+	else
+		cr = bp->b_wcred;
+
+	if ((bp->b_flags & B_ASYNC) == 0 )
+		error = smbfs_doio(bp, cr, p);
+	return error;
+}
+
+static int
+smbfs_bmap(ap)
+	struct vop_bmap_args /* {
+		struct vnode *a_vp;
+		daddr_t  a_bn;
+		struct vnode **a_vpp;
+		daddr_t *a_bnp;
+		int *a_runp;
+		int *a_runb;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+
+	if (ap->a_vpp != NULL)
+		*ap->a_vpp = vp;
+	if (ap->a_bnp != NULL)
+		*ap->a_bnp = ap->a_bn * btodb(vp->v_mount->mnt_stat.f_iosize);
+	if (ap->a_runp != NULL)
+		*ap->a_runp = 0;
+	if (ap->a_runb != NULL)
+		*ap->a_runb = 0;
+	return (0);
+}
+
+int
+smbfs_ioctl(ap)
+	struct vop_ioctl_args /* {
+		struct vnode *a_vp;
+		u_long a_command;
+		caddr_t a_data;
+		int fflag;
+		struct ucred *cred;
+		struct proc *p;
+	} */ *ap;
+{
+	return EINVAL;
+}
+
+static char smbfs_atl[] = "rhsvda";
+static int
+smbfs_getextattr(struct vop_getextattr_args *ap)
+/* {
+        IN struct vnode *a_vp;
+        IN char *a_name;
+        INOUT struct uio *a_uio;
+        IN struct ucred *a_cred;
+        IN struct proc *a_p;
+};
+*/
+{
+	struct vnode *vp = ap->a_vp;
+	struct proc *p = ap->a_p;
+	struct ucred *cred = ap->a_cred;
+	struct uio *uio = ap->a_uio;
+	const char *name = ap->a_name;
+	struct smbnode *np = VTOSMB(vp);
+	struct vattr vattr;
+	char buf[10];
+	int i, attr, error;
+
+	error = VOP_ACCESS(vp, VREAD, cred, p);
+	if (error)
+		return error;
+	error = VOP_GETATTR(vp, &vattr, cred, p);
+	if (error)
+		return error;
+	if (strcmp(name, "dosattr") == 0) {
+		attr = np->n_dosattr;
+		for (i = 0; i < 6; i++, attr >>= 1)
+			buf[i] = (attr & 1) ? smbfs_atl[i] : '-';
+		buf[i] = 0;
+		error = uiomove(buf, i, uio);
+		
+	} else
+		error = EINVAL;
+	return error;
+}
+
+/*
+ * Since we expected to support F_GETLK (and SMB protocol has no such function),
+ * it is necessary to use lf_advlock(). It would be nice if this function had
+ * a callback mechanism because it will help to improve a level of consistency.
+ */
+int
+smbfs_advlock(ap)
+	struct vop_advlock_args /* {
+		struct vnode *a_vp;
+		caddr_t  a_id;
+		int  a_op;
+		struct flock *a_fl;
+		int  a_flags;
+	} */ *ap;
+{
+	struct vnode *vp = ap->a_vp;
+	struct smbnode *np = VTOSMB(vp);
+	struct flock *fl = ap->a_fl;
+	caddr_t id = (caddr_t)1 /* ap->a_id */;
+/*	int flags = ap->a_flags;*/
+	struct proc *p = curproc;
+	struct smb_cred scred;
+	off_t start, end, size;
+	int error, lkop;
+
+	if (vp->v_type == VDIR) {
+		/*
+		 * SMB protocol have no support for directory locking.
+		 * Although locks can be processed on local machine, I don't
+		 * think that this is a good idea, because some programs
+		 * can work wrong assuming directory is locked. So, we just
+		 * return 'operation not supported
+		 */
+		 return EOPNOTSUPP;
+	}
+	size = np->n_size;
+	switch (fl->l_whence) {
+	    case SEEK_SET:
+	    case SEEK_CUR:
+		start = fl->l_start;
+		break;
+	    case SEEK_END:
+		start = fl->l_start + size;
+	    default:
+		return EINVAL;
+	}
+	if (start < 0)
+		return EINVAL;
+	if (fl->l_len == 0)
+		end = -1;
+	else {
+		end = start + fl->l_len - 1;
+		if (end < start)
+			return EINVAL;
+	}
+	smb_makescred(&scred, p, p ? p->p_ucred : NULL);
+	switch (ap->a_op) {
+	    case F_SETLK:
+		switch (fl->l_type) {
+		    case F_WRLCK:
+			lkop = SMB_LOCK_EXCL;
+			break;
+		    case F_RDLCK:
+			lkop = SMB_LOCK_SHARED;
+			break;
+		    case F_UNLCK:
+			lkop = SMB_LOCK_RELEASE;
+			break;
+		    default:
+			return EINVAL;
+		}
+		error = lf_advlock(ap, &np->n_lockf, size);
+		if (error)
+			break;
+		lkop = SMB_LOCK_EXCL;
+		error = smbfs_smb_lock(np, lkop, id, start, end, &scred);
+		if (error) {
+			ap->a_op = F_UNLCK;
+			lf_advlock(ap, &np->n_lockf, size);
+		}
+		break;
+	    case F_UNLCK:
+		lf_advlock(ap, &np->n_lockf, size);
+		error = smbfs_smb_lock(np, SMB_LOCK_RELEASE, id, start, end, &scred);
+		break;
+	    case F_GETLK:
+		error = lf_advlock(ap, &np->n_lockf, size);
+		break;
+	    default:
+		return EINVAL;
+	}
+	return error;
+}
+
+static int
+smbfs_pathcheck(struct smbmount *smp, const char *name, int nmlen, int nameiop)
+{
+	static const char *badchars = "*/\[]:<>=;?";
+	static const char *badchars83 = " +|,";
+	const char *cp;
+	int i, error;
+
+	if (nameiop == LOOKUP)
+		return 0;
+	error = ENOENT;
+	if (SMB_DIALECT(SSTOVC(smp->sm_share)) < SMB_DIALECT_LANMAN2_0) {
+		/*
+		 * Name should conform 8.3 format
+		 */
+		if (nmlen > 12)
+			return ENAMETOOLONG;
+		cp = index(name, '.');
+		if (cp == NULL)
+			return error;
+		if (cp == name || (cp - name) > 8)
+			return error;
+		cp = index(cp + 1, '.');
+		if (cp != NULL)
+			return error;
+		for (cp = name, i = 0; i < nmlen; i++, cp++)
+			if (index(badchars83, *cp) != NULL)
+				return error;
+	}
+	for (cp = name, i = 0; i < nmlen; i++, cp++)
+		if (index(badchars, *cp) != NULL)
+			return error;
+	return 0;
+}
+
+#ifndef PDIRUNLOCK
+#define	PDIRUNLOCK	0
+#endif
+
+/*
+ * Things go even weird without fixed inode numbers...
+ */
+int
+smbfs_lookup(ap)
+	struct vop_lookup_args /* {
+		struct vnodeop_desc *a_desc;
+		struct vnode *a_dvp;
+		struct vnode **a_vpp;
+		struct componentname *a_cnp;
+	} */ *ap;
+{
+	struct componentname *cnp = ap->a_cnp;
+	struct proc *p = cnp->cn_proc;
+	struct vnode *dvp = ap->a_dvp;
+	struct vnode **vpp = ap->a_vpp;
+	struct vnode *vp;
+	struct smbmount *smp;
+	struct mount *mp = dvp->v_mount;
+	struct smbnode *dnp;
+	struct smbfattr fattr, *fap;
+	struct smb_cred scred;
+	char *name = cnp->cn_nameptr;
+	int flags = cnp->cn_flags;
+	int nameiop = cnp->cn_nameiop;
+	int nmlen = cnp->cn_namelen;
+	int lockparent, wantparent, error, islastcn, isdot;
+	
+	SMBVDEBUG("\n");
+	cnp->cn_flags &= ~PDIRUNLOCK;
+	if (dvp->v_type != VDIR)
+		return ENOTDIR;
+	if ((flags & ISDOTDOT) && (dvp->v_flag & VROOT)) {
+		SMBFSERR("invalid '..'\n");
+		return EIO;
+	}
+#ifdef SMB_VNODE_DEBUG
+	{
+		char *cp, c;
+
+		cp = name + nmlen;
+		c = *cp;
+		*cp = 0;
+		SMBVDEBUG("%d '%s' in '%s' id=d\n", nameiop, name, 
+			VTOSMB(dvp)->n_name);
+		*cp = c;
+	}
+#endif
+	islastcn = flags & ISLASTCN;
+	if (islastcn && (mp->mnt_flag & MNT_RDONLY) && (nameiop != LOOKUP))
+		return EROFS;
+	if ((error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred, p)) != 0)
+		return error;
+	lockparent = flags & LOCKPARENT;
+	wantparent = flags & (LOCKPARENT|WANTPARENT);
+	smp = VFSTOSMBFS(mp);
+	dnp = VTOSMB(dvp);
+	isdot = (nmlen == 1 && name[0] == '.');
+
+	error = smbfs_pathcheck(smp, cnp->cn_nameptr, cnp->cn_namelen, nameiop);
+
+	if (error) 
+		return ENOENT;
+
+	error = cache_lookup(dvp, vpp, cnp);
+	SMBVDEBUG("cache_lookup returned %d\n", error);
+	if (error > 0)
+		return error;
+	if (error) {		/* name was found */
+		struct vattr vattr;
+		int vpid;
+
+		vp = *vpp;
+		vpid = vp->v_id;
+		if (dvp == vp) {	/* lookup on current */
+			vref(vp);
+			error = 0;
+			SMBVDEBUG("cached '.'\n");
+		} else if (flags & ISDOTDOT) {
+			VOP_UNLOCK(dvp, 0, p);	/* unlock parent */
+			cnp->cn_flags |= PDIRUNLOCK;
+			error = vget(vp, LK_EXCLUSIVE, p);
+			if (!error && lockparent && islastcn) {
+				error = vn_lock(dvp, LK_EXCLUSIVE, p);
+				if (error == 0)
+					cnp->cn_flags &= ~PDIRUNLOCK;
+			}
+		} else {
+			error = vget(vp, LK_EXCLUSIVE, p);
+			if (!lockparent || error || !islastcn) {
+				VOP_UNLOCK(dvp, 0, p);
+				cnp->cn_flags |= PDIRUNLOCK;
+			}
+		}
+		if (!error) {
+			if (vpid == vp->v_id) {
+			   if (!VOP_GETATTR(vp, &vattr, cnp->cn_cred, p)
+			/*    && vattr.va_ctime.tv_sec == VTOSMB(vp)->n_ctime*/) {
+				if (nameiop != LOOKUP && islastcn)
+					cnp->cn_flags |= SAVENAME;
+				SMBVDEBUG("use cached vnode\n");
+				return (0);
+			   }
+			   cache_purge(vp);
+			}
+			vput(vp);
+			if (lockparent && dvp != vp && islastcn)
+				VOP_UNLOCK(dvp, 0, p);
+		}
+		error = vn_lock(dvp, LK_EXCLUSIVE, p);
+		*vpp = NULLVP;
+		if (error) {
+			cnp->cn_flags |= PDIRUNLOCK;
+			return (error);
+		}
+		cnp->cn_flags &= ~PDIRUNLOCK;
+	}
+	/* 
+	 * entry is not in the cache or has been expired
+	 */
+	error = 0;
+	*vpp = NULLVP;
+	smb_makescred(&scred, p, cnp->cn_cred);
+	fap = &fattr;
+	if (flags & ISDOTDOT) {
+		error = smbfs_smb_lookup(dnp->n_parent, NULL, 0, fap, &scred);
+		SMBVDEBUG("result of dotdot lookup: %d\n", error);
+	} else {
+		fap = &fattr;
+		error = smbfs_smb_lookup(dnp, name, nmlen, fap, &scred);
+/*		if (cnp->cn_namelen == 1 && cnp->cn_nameptr[0] == '.')*/
+		SMBVDEBUG("result of smbfs_smb_lookup: %d\n", error);
+	}
+	if (error && error != ENOENT)
+		return error;
+	if (error) {			/* entry not found */
+		/*
+		 * Handle RENAME or CREATE case...
+		 */
+		if ((nameiop == CREATE || nameiop == RENAME) && wantparent && islastcn) {
+			cnp->cn_flags |= SAVENAME;
+			if (!lockparent) {
+				VOP_UNLOCK(dvp, 0, p);
+				cnp->cn_flags |= PDIRUNLOCK;
+			}
+			return (EJUSTRETURN);
+		}
+		return ENOENT;
+	}/* else {
+		SMBVDEBUG("Found entry %s with id=%d\n", fap->entryName, fap->dirEntNum);
+	}*/
+	/*
+	 * handle DELETE case ...
+	 */
+	if (nameiop == DELETE && islastcn) { 	/* delete last component */
+		error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, p);
+		if (error)
+			return error;
+		if (isdot) {
+			VREF(dvp);
+			*vpp = dvp;
+			return 0;
+		}
+		error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
+		if (error)
+			return error;
+		*vpp = vp;
+		cnp->cn_flags |= SAVENAME;
+		if (!lockparent) {
+			VOP_UNLOCK(dvp, 0, p);
+			cnp->cn_flags |= PDIRUNLOCK;
+		}
+		return 0;
+	}
+	if (nameiop == RENAME && islastcn && wantparent) {
+		error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, p);
+		if (error)
+			return error;
+		if (isdot)
+			return EISDIR;
+		error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
+		if (error)
+			return error;
+		*vpp = vp;
+		cnp->cn_flags |= SAVENAME;
+		if (!lockparent) {
+			VOP_UNLOCK(dvp, 0, p);
+			cnp->cn_flags |= PDIRUNLOCK;
+		}
+		return 0;
+	}
+	if (flags & ISDOTDOT) {
+		VOP_UNLOCK(dvp, 0, p);
+		error = smbfs_nget(mp, dvp, name, nmlen, NULL, &vp);
+		if (error) {
+			vn_lock(dvp, LK_EXCLUSIVE | LK_RETRY, p);
+			return error;
+		}
+		if (lockparent && islastcn) {
+			error = vn_lock(dvp, LK_EXCLUSIVE, p);
+			if (error) {
+				cnp->cn_flags |= PDIRUNLOCK;
+				vput(vp);
+				return error;
+			}
+		}
+		*vpp = vp;
+	} else if (isdot) {
+		vref(dvp);
+		*vpp = dvp;
+	} else {
+		error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
+		if (error)
+			return error;
+		*vpp = vp;
+		SMBVDEBUG("lookup: getnewvp!\n");
+		if (!lockparent || !islastcn) {
+			VOP_UNLOCK(dvp, 0, p);
+			cnp->cn_flags |= PDIRUNLOCK;
+		}
+	}
+	if ((cnp->cn_flags & MAKEENTRY)/* && !islastcn*/) {
+/*		VTOSMB(*vpp)->n_ctime = VTOSMB(*vpp)->n_vattr.va_ctime.tv_sec;*/
+		cache_enter(dvp, *vpp, cnp);
+	}
+	return 0;
+}