/* $NetBSD: suspend.c,v 1.9 2007/11/17 17:12:11 pooka Exp $ */ /* * Copyright (c) 2007 Antti Kantee. 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 ``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> #if !defined(lint) __RCSID("$NetBSD: suspend.c,v 1.9 2007/11/17 17:12:11 pooka Exp $"); #endif /* !lint */ /* * File system suspension */ #include <sys/types.h> #include <assert.h> #include <errno.h> #include <puffs.h> #include <stdio.h> #include <unistd.h> #include "puffs_priv.h" /*ARGSUSED*/ int puffs_fs_suspend(struct puffs_usermount *pu) { struct puffs_req preq; size_t n; preq.preq_pth.pth_framelen = sizeof(struct puffs_req); preq.preq_opclass = PUFFSOP_SUSPEND; n = write(pu->pu_fd, &preq, sizeof(preq)); /* XXX */ assert(n == sizeof(preq)); return 0; }