diff options
Diffstat (limited to 'sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c')
-rw-r--r-- | sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c b/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c new file mode 100644 index 000000000000..e025e10b240f --- /dev/null +++ b/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c @@ -0,0 +1,64 @@ +/*- + * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@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 AUTHORS 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 AUTHORS 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/kernel.h> +#include <sys/systm.h> +#include <sys/pathname.h> +#include <sys/vfs.h> +#include <sys/vnode.h> + +int +lookupname(char *dirname, enum uio_seg seg, enum symfollow follow, + vnode_t **dirvpp, vnode_t **compvpp) +{ + + return (lookupnameat(dirname, seg, follow, dirvpp, compvpp, NULL)); +} + +int +lookupnameat(char *dirname, enum uio_seg seg, enum symfollow follow, + vnode_t **dirvpp, vnode_t **compvpp, vnode_t *startvp) +{ + struct nameidata nd; + int error, ltype; + + ASSERT(dirvpp == NULL); + + vref(startvp); + ltype = VOP_ISLOCKED(startvp); + VOP_UNLOCK(startvp); + NDINIT_ATVP(&nd, LOOKUP, LOCKLEAF | follow, seg, dirname, + startvp, curthread); + error = namei(&nd); + *compvpp = nd.ni_vp; + NDFREE(&nd, NDF_ONLY_PNBUF); + vn_lock(startvp, ltype | LK_RETRY); + return (error); +} |