/* * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed * to Berkeley by John Heidemann of the UCLA Ficus project. * * Source: * @(#)i405_init.c 2.10 92/04/27 UCLA Ficus project * * 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 the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 #include #include #include #include #include static int vop_nostrategy __P((struct vop_strategy_args *)); /* * This vnode table stores what we want to do if the filesystem doesn't * implement a particular VOP. * * If there is no specific entry here, we will return EOPNOTSUPP. * */ vop_t **default_vnodeop_p; static struct vnodeopv_entry_desc default_vnodeop_entries[] = { { &vop_default_desc, (vop_t *) vop_eopnotsupp }, { &vop_abortop_desc, (vop_t *) nullop }, { &vop_advlock_desc, (vop_t *) vop_einval }, { &vop_bwrite_desc, (vop_t *) vn_bwrite }, { &vop_close_desc, (vop_t *) vop_null }, { &vop_fsync_desc, (vop_t *) vop_null }, { &vop_ioctl_desc, (vop_t *) vop_enotty }, { &vop_islocked_desc, (vop_t *) vop_noislocked }, { &vop_lease_desc, (vop_t *) lease_check }, { &vop_lock_desc, (vop_t *) vop_nolock }, { &vop_mmap_desc, (vop_t *) vop_einval }, { &vop_open_desc, (vop_t *) vop_null }, { &vop_pathconf_desc, (vop_t *) vop_einval }, { &vop_poll_desc, (vop_t *) vop_nopoll }, { &vop_readlink_desc, (vop_t *) vop_einval }, { &vop_reallocblks_desc, (vop_t *) vop_eopnotsupp }, { &vop_revoke_desc, (vop_t *) vop_revoke }, { &vop_strategy_desc, (vop_t *) vop_nostrategy }, { &vop_unlock_desc, (vop_t *) vop_nounlock }, { NULL, NULL } }; static struct vnodeopv_desc default_vnodeop_opv_desc = { &default_vnodeop_p, default_vnodeop_entries }; VNODEOP_SET(default_vnodeop_opv_desc); int vop_eopnotsupp(struct vop_generic_args *ap) { /* printf("vop_notsupp[%s]\n", ap->a_desc->vdesc_name); */ return (EOPNOTSUPP); } int vop_ebadf(struct vop_generic_args *ap) { return (EBADF); } int vop_enotty(struct vop_generic_args *ap) { return (ENOTTY); } int vop_einval(struct vop_generic_args *ap) { return (EINVAL); } int vop_null(struct vop_generic_args *ap) { return (0); } int vop_defaultop(struct vop_generic_args *ap) { return (VOCALL(default_vnodeop_p, ap->a_desc->vdesc_offset, ap)); } static int vop_nostrategy (struct vop_strategy_args *ap) { printf("No strategy for buffer at %p\n", ap->a_bp); vprint("", ap->a_bp->b_vp); ap->a_bp->b_flags |= B_ERROR; ap->a_bp->b_error = EOPNOTSUPP; biodone(ap->a_bp); return (EOPNOTSUPP); } int vop_stdpathconf(ap) struct vop_pathconf_args /* { struct vnode *a_vp; int a_name; int *a_retval; } */ *ap; { switch (ap->a_name) { case _PC_LINK_MAX: *ap->a_retval = LINK_MAX; return (0); case _PC_MAX_CANON: *ap->a_retval = MAX_CANON; return (0); case _PC_MAX_INPUT: *ap->a_retval = MAX_INPUT; return (0); case _PC_PIPE_BUF: *ap->a_retval = PIPE_BUF; return (0); case _PC_CHOWN_RESTRICTED: *ap->a_retval = 1; return (0); case _PC_VDISABLE: *ap->a_retval = _POSIX_VDISABLE; return (0); default: return (EINVAL); } /* NOTREACHED */ }