X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d52fe63fc81f7e44faaae711812a211a78434976..9bccf70c0258c7cac2dcb80011b2a964d884c552:/bsd/miscfs/procfs/procfs_vfsops.c diff --git a/bsd/miscfs/procfs/procfs_vfsops.c b/bsd/miscfs/procfs/procfs_vfsops.c deleted file mode 100644 index ef382ca6c..000000000 --- a/bsd/miscfs/procfs/procfs_vfsops.c +++ /dev/null @@ -1,251 +0,0 @@ -/* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. - * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ - */ -/* $NetBSD: procfs_vfsops.c,v 1.23 1995/03/09 12:05:54 mycroft Exp $ */ - -/* - * Copyright (c) 1993 Jan-Simon Pendry - * Copyright (c) 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Jan-Simon Pendry. - * - * 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. - * - * @(#)procfs_vfsops.c 8.5 (Berkeley) 6/15/94 - */ - -/* - * procfs VFS interface - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include /* for PAGE_SIZE */ - -/* - * VFS Operations. - * - * mount system call - */ -/* ARGSUSED */ -procfs_mount(mp, path, data, ndp, p) - struct mount *mp; - char *path; - caddr_t data; - struct nameidata *ndp; - struct proc *p; -{ - size_t size; - - if (UIO_MX & (UIO_MX-1)) { - log(LOG_ERR, "procfs: invalid directory entry size"); - return (EINVAL); - } - - if (mp->mnt_flag & MNT_UPDATE) - return (EOPNOTSUPP); - - mp->mnt_flag |= MNT_LOCAL; - mp->mnt_data = 0; - getnewfsid(mp, makefstype(MOUNT_PROCFS)); - - (void) copyinstr(path, mp->mnt_stat.f_mntonname, MNAMELEN, &size); - bzero(mp->mnt_stat.f_mntonname + size, MNAMELEN - size); - bzero(mp->mnt_stat.f_mntfromname, MNAMELEN); - bcopy("procfs", mp->mnt_stat.f_mntfromname, sizeof("procfs")); - return (0); -} - -/* - * unmount system call - */ -procfs_unmount(mp, mntflags, p) - struct mount *mp; - int mntflags; - struct proc *p; -{ - int error; - extern int doforce; - int flags = 0; - - if (mntflags & MNT_FORCE) { - /* procfs can never be rootfs so don't check for it */ - if (!doforce) - return (EINVAL); - flags |= FORCECLOSE; - } - - if (error = vflush(mp, 0, flags)) - return (error); - - return (0); -} - -procfs_root(mp, vpp) - struct mount *mp; - struct vnode **vpp; -{ - - return (procfs_allocvp(mp, vpp, 0, Proot)); -} - -/* ARGSUSED */ -procfs_start(mp, flags, p) - struct mount *mp; - int flags; - struct proc *p; -{ - - return (0); -} - -/* - * Get file system statistics. - */ -procfs_statfs(mp, sbp, p) - struct mount *mp; - struct statfs *sbp; - struct proc *p; -{ - -#ifdef COMPAT_09 - sbp->f_type = 10; -#else - sbp->f_type = 0; -#endif - sbp->f_bsize = PAGE_SIZE; - sbp->f_iosize = PAGE_SIZE; - sbp->f_blocks = 1; /* avoid divide by zero in some df's */ - sbp->f_bfree = 0; - sbp->f_bavail = 0; - sbp->f_files = maxproc; /* approx */ - sbp->f_ffree = maxproc - nprocs; /* approx */ - if (sbp != &mp->mnt_stat) { - bcopy(&mp->mnt_stat.f_fsid, &sbp->f_fsid, sizeof(sbp->f_fsid)); - bcopy(mp->mnt_stat.f_mntonname, sbp->f_mntonname, MNAMELEN); - bcopy(mp->mnt_stat.f_mntfromname, sbp->f_mntfromname, MNAMELEN); - } - strncpy(sbp->f_fstypename, mp->mnt_op->vfs_name, MFSNAMELEN); - sbp->f_fstypename[MFSNAMELEN] = '\0'; - return (0); -} - -procfs_quotactl(mp, cmds, uid, arg, p) - struct mount *mp; - int cmds; - uid_t uid; - caddr_t arg; - struct proc *p; -{ - - return (EOPNOTSUPP); -} - -procfs_sync(mp, waitfor) - struct mount *mp; - int waitfor; -{ - - return (0); -} - -procfs_vget(mp, ino, vpp) - struct mount *mp; - ino_t ino; - struct vnode **vpp; -{ - - return (EOPNOTSUPP); -} - -procfs_fhtovp(mp, fhp, vpp) - struct mount *mp; - struct fid *fhp; - struct vnode **vpp; -{ - - return (EINVAL); -} - -procfs_vptofh(vp, fhp) - struct vnode *vp; - struct fid *fhp; -{ - - return (EINVAL); -} - -procfs_init() -{ - - return (0); -} - -struct vfsops procfs_vfsops = { - MOUNT_PROCFS, - procfs_mount, - procfs_start, - procfs_unmount, - procfs_root, - procfs_quotactl, - procfs_statfs, - procfs_sync, - procfs_vget, - procfs_fhtovp, - procfs_vptofh, - procfs_init, -};