2005-01-06 18:10:42 +00:00
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/*-
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2000-10-02 09:29:59 +00:00
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* Copyright (c) 1999, 2000 Boris Popov
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1999-10-02 04:06:24 +00:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Boris Popov.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "opt_ncp.h"
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#ifndef NCP
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#error "NWFS requires NCP protocol"
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#endif
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/proc.h>
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#include <sys/kernel.h>
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#include <sys/sysctl.h>
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#include <sys/vnode.h>
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#include <sys/mount.h>
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#include <sys/stat.h>
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#include <sys/malloc.h>
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2000-05-05 09:59:14 +00:00
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#include <sys/bio.h>
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1999-10-02 04:06:24 +00:00
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#include <sys/buf.h>
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#include <netncp/ncp.h>
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#include <netncp/ncp_conn.h>
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#include <netncp/ncp_subr.h>
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#include <netncp/ncp_ncp.h>
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#include <netncp/ncp_nls.h>
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2001-05-26 11:57:45 +00:00
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#include <fs/nwfs/nwfs.h>
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#include <fs/nwfs/nwfs_node.h>
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#include <fs/nwfs/nwfs_subr.h>
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1999-10-02 04:06:24 +00:00
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int nwfs_debuglevel = 0;
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static int nwfs_version = NWFS_VERSION;
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SYSCTL_DECL(_vfs_nwfs);
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2002-05-16 21:28:32 +00:00
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SYSCTL_NODE(_vfs, OID_AUTO, nwfs, CTLFLAG_RW, 0, "Netware filesystem");
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1999-10-02 04:06:24 +00:00
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SYSCTL_INT(_vfs_nwfs, OID_AUTO, version, CTLFLAG_RD, &nwfs_version, 0, "");
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SYSCTL_INT(_vfs_nwfs, OID_AUTO, debuglevel, CTLFLAG_RW, &nwfs_debuglevel, 0, "");
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2000-04-29 13:34:28 +00:00
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MODULE_DEPEND(nwfs, ncp, 1, 1, 1);
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2001-03-22 06:51:53 +00:00
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MODULE_DEPEND(nwfs, libmchain, 1, 1, 1);
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2000-04-29 13:34:28 +00:00
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2004-12-06 20:11:56 +00:00
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static vfs_cmount_t nwfs_cmount;
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static vfs_mount_t nwfs_mount;
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2003-06-12 20:48:38 +00:00
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static vfs_quotactl_t nwfs_quotactl;
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static vfs_root_t nwfs_root;
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static vfs_statfs_t nwfs_statfs;
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static vfs_unmount_t nwfs_unmount;
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static vfs_init_t nwfs_init;
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static vfs_uninit_t nwfs_uninit;
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1999-10-02 04:06:24 +00:00
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static struct vfsops nwfs_vfsops = {
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2003-06-12 20:48:38 +00:00
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.vfs_init = nwfs_init,
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2004-12-06 20:11:56 +00:00
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.vfs_mount = nwfs_mount,
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.vfs_cmount = nwfs_cmount,
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2003-06-12 20:48:38 +00:00
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.vfs_quotactl = nwfs_quotactl,
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.vfs_root = nwfs_root,
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.vfs_statfs = nwfs_statfs,
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.vfs_sync = vfs_stdsync,
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.vfs_uninit = nwfs_uninit,
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.vfs_unmount = nwfs_unmount,
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1999-10-02 04:06:24 +00:00
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};
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VFS_SET(nwfs_vfsops, nwfs, VFCF_NETWORK);
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int nwfs_pbuf_freecnt = -1; /* start out unlimited */
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static int nwfsid = 1;
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static int
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nwfs_initnls(struct nwmount *nmp) {
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char *pc, *pe;
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int error = 0;
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#define COPY_TABLE(t,d) { \
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if (t) { \
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error = copyin((t), pc, 256); \
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if (error) break; \
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} else \
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bcopy(d, pc, 256); \
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(t) = pc; pc += 256; \
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}
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nmp->m.nls.opt |= NWHP_NLS | NWHP_DOS;
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if ((nmp->m.flags & NWFS_MOUNT_HAVE_NLS) == 0) {
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1999-11-02 22:46:42 +00:00
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nmp->m.nls.to_lower = ncp_defnls.to_lower;
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nmp->m.nls.to_upper = ncp_defnls.to_upper;
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1999-10-02 04:06:24 +00:00
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nmp->m.nls.n2u = ncp_defnls.n2u;
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nmp->m.nls.u2n = ncp_defnls.u2n;
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return 0;
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}
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2003-02-19 05:47:46 +00:00
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MALLOC(pe, char *, 256 * 4, M_NWFSDATA, M_WAITOK);
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1999-10-02 04:06:24 +00:00
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pc = pe;
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do {
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1999-11-02 22:46:42 +00:00
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COPY_TABLE(nmp->m.nls.to_lower, ncp_defnls.to_lower);
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COPY_TABLE(nmp->m.nls.to_upper, ncp_defnls.to_upper);
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1999-10-02 04:06:24 +00:00
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COPY_TABLE(nmp->m.nls.n2u, ncp_defnls.n2u);
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COPY_TABLE(nmp->m.nls.u2n, ncp_defnls.u2n);
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} while(0);
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if (error) {
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free(pe, M_NWFSDATA);
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return error;
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}
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return 0;
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}
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2004-12-06 20:11:56 +00:00
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static int nwfs_cmount(struct mntarg *ma, void *data, int flags,
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struct thread *td)
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{
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struct nwfs_args args; /* will hold data from mount request */
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int error;
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error = copyin(data, (caddr_t)&args, sizeof(struct nwfs_args));
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if (error)
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return (error);
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/*
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* XXX: cheap cop-out here, args contains a structure I don't
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* XXX: know how we should handle, and I don't see any immediate
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* XXX: prospect of avoiding a mount_nwfs(8) binary anyway.
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*/
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ma = mount_arg(ma, "nwfs_args", &args, sizeof args);
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error = kernel_mount(ma, flags);
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return (error);
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}
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1999-10-02 04:06:24 +00:00
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/*
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* mp - path - addr in user space of mount point (ie /usr or whatever)
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* data - addr in user space of mount params
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*/
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2004-12-06 20:11:56 +00:00
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static int nwfs_mount(struct mount *mp, struct thread *td)
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1999-10-02 04:06:24 +00:00
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{
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struct nwfs_args args; /* will hold data from mount request */
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int error;
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struct nwmount *nmp = NULL;
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struct ncp_conn *conn = NULL;
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struct ncp_handle *handle = NULL;
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struct vnode *vp;
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char *pc,*pe;
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2004-11-09 22:21:10 +00:00
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if (mp->mnt_flag & MNT_ROOTFS)
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return (EOPNOTSUPP);
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1999-10-02 04:06:24 +00:00
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if (mp->mnt_flag & MNT_UPDATE) {
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nwfs_printf("MNT_UPDATE not implemented");
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return (EOPNOTSUPP);
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}
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2004-12-06 20:11:56 +00:00
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error = vfs_copyopt(mp->mnt_optnew, "nwfw_args", &args, sizeof args);
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1999-10-02 04:06:24 +00:00
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if (error)
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return (error);
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if (args.version != NWFS_VERSION) {
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nwfs_printf("mount version mismatch: kernel=%d, mount=%d\n",NWFS_VERSION,args.version);
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return (1);
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}
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2002-02-27 18:32:23 +00:00
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error = ncp_conn_getbyref(args.connRef, td , td->td_ucred,NCPM_EXECUTE,&conn);
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1999-10-02 04:06:24 +00:00
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if (error) {
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nwfs_printf("invalid connection refernce %d\n",args.connRef);
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return (error);
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}
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error = ncp_conn_gethandle(conn, NULL, &handle);
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if (error) {
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nwfs_printf("can't get connection handle\n");
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return (error);
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}
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2001-09-12 08:38:13 +00:00
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ncp_conn_unlock(conn, td); /* we keep the ref */
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1999-10-02 04:06:24 +00:00
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mp->mnt_stat.f_iosize = conn->buffer_size;
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/* We must malloc our own mount info */
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2003-04-01 02:47:09 +00:00
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MALLOC(nmp,struct nwmount *,sizeof(struct nwmount),M_NWFSDATA,
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M_WAITOK | M_USE_RESERVE | M_ZERO);
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1999-10-02 04:06:24 +00:00
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if (nmp == NULL) {
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nwfs_printf("could not alloc nwmount\n");
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error = ENOMEM;
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goto bad;
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}
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mp->mnt_data = (qaddr_t)nmp;
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nmp->connh = handle;
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nmp->n_root = NULL;
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nmp->n_id = nwfsid++;
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nmp->m = args;
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nmp->m.file_mode = (nmp->m.file_mode &
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(S_IRWXU|S_IRWXG|S_IRWXO)) | S_IFREG;
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nmp->m.dir_mode = (nmp->m.dir_mode &
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(S_IRWXU|S_IRWXG|S_IRWXO)) | S_IFDIR;
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if ((error = nwfs_initnls(nmp)) != 0) goto bad;
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pc = mp->mnt_stat.f_mntfromname;
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pe = pc+sizeof(mp->mnt_stat.f_mntfromname);
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bzero(pc, MNAMELEN);
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*(pc++) = '/';
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pc = index(strncpy(pc, conn->li.server, pe-pc-2),0);
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if (pc < pe-1) {
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*(pc++) = ':';
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pc=index(strncpy(pc, conn->li.user, pe-pc-2),0);
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if (pc < pe-1) {
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*(pc++) = '/';
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strncpy(pc, nmp->m.mounted_vol, pe-pc-2);
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}
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}
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/* protect against invalid mount points */
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nmp->m.mount_point[sizeof(nmp->m.mount_point)-1] = '\0';
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vfs_getnewfsid(mp);
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2005-03-24 07:36:16 +00:00
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error = nwfs_root(mp, LK_EXCLUSIVE, &vp, td);
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1999-10-02 04:06:24 +00:00
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if (error)
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goto bad;
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/*
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* Lose the lock but keep the ref.
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*/
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2001-09-12 08:38:13 +00:00
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VOP_UNLOCK(vp, 0, curthread);
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2002-09-25 02:32:42 +00:00
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NCPVODEBUG("rootvp.vrefcnt=%d\n",vrefcnt(vp));
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1999-10-02 04:06:24 +00:00
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return error;
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bad:
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if (nmp)
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free(nmp, M_NWFSDATA);
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if (handle)
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ncp_conn_puthandle(handle, NULL, 0);
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return error;
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}
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/* Unmount the filesystem described by mp. */
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static int
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2001-09-12 08:38:13 +00:00
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nwfs_unmount(struct mount *mp, int mntflags, struct thread *td)
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1999-10-02 04:06:24 +00:00
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{
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struct nwmount *nmp = VFSTONWFS(mp);
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struct ncp_conn *conn;
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int error, flags;
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NCPVODEBUG("nwfs_unmount: flags=%04x\n",mntflags);
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flags = 0;
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if (mntflags & MNT_FORCE)
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flags |= FORCECLOSE;
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2001-05-16 18:04:37 +00:00
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/* There is 1 extra root vnode reference from nwfs_mount(). */
|
2004-07-12 08:14:09 +00:00
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error = vflush(mp, 1, flags, td);
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2001-05-16 18:04:37 +00:00
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if (error)
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1999-10-02 04:06:24 +00:00
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return (error);
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conn = NWFSTOCONN(nmp);
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ncp_conn_puthandle(nmp->connh,NULL,0);
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2002-02-27 18:32:23 +00:00
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if (ncp_conn_lock(conn, td, td->td_ucred,NCPM_WRITE | NCPM_EXECUTE) == 0) {
|
2001-03-10 05:31:22 +00:00
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if(ncp_conn_free(conn))
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2001-09-12 08:38:13 +00:00
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ncp_conn_unlock(conn, td);
|
1999-10-02 04:06:24 +00:00
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}
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mp->mnt_data = (qaddr_t)0;
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if (nmp->m.flags & NWFS_MOUNT_HAVE_NLS)
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1999-11-02 22:46:42 +00:00
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free(nmp->m.nls.to_lower, M_NWFSDATA);
|
1999-10-02 04:06:24 +00:00
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free(nmp, M_NWFSDATA);
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mp->mnt_flag &= ~MNT_LOCAL;
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return (error);
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}
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/* Return locked vnode to root of a filesystem */
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static int
|
2005-03-24 07:36:16 +00:00
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nwfs_root(struct mount *mp, int flags, struct vnode **vpp, struct thread *td) {
|
1999-10-02 04:06:24 +00:00
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struct vnode *vp;
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struct nwmount *nmp;
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struct nwnode *np;
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struct ncp_conn *conn;
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struct nw_entry_info fattr;
|
2002-02-27 18:32:23 +00:00
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struct ucred *cred = td->td_ucred;
|
1999-10-02 04:06:24 +00:00
|
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int error, nsf, opt;
|
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|
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u_char vol;
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nmp = VFSTONWFS(mp);
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conn = NWFSTOCONN(nmp);
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|
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if (nmp->n_root) {
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|
|
*vpp = NWTOV(nmp->n_root);
|
2001-09-12 08:38:13 +00:00
|
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|
while (vget(*vpp, LK_EXCLUSIVE, curthread) != 0)
|
2000-10-02 09:49:04 +00:00
|
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;
|
1999-10-02 04:06:24 +00:00
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|
|
return 0;
|
|
|
|
}
|
|
|
|
error = ncp_lookup_volume(conn, nmp->m.mounted_vol, &vol,
|
2001-09-12 08:38:13 +00:00
|
|
|
&nmp->n_rootent.f_id, td, cred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error)
|
|
|
|
return ENOENT;
|
|
|
|
nmp->n_volume = vol;
|
2001-09-12 08:38:13 +00:00
|
|
|
error = ncp_get_namespaces(conn, vol, &nsf, td, cred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error)
|
|
|
|
return ENOENT;
|
|
|
|
if (nsf & NW_NSB_OS2) {
|
|
|
|
NCPVODEBUG("volume %s has os2 namespace\n",nmp->m.mounted_vol);
|
|
|
|
if ((nmp->m.flags & NWFS_MOUNT_NO_OS2) == 0) {
|
|
|
|
nmp->name_space = NW_NS_OS2;
|
|
|
|
nmp->m.nls.opt &= ~NWHP_DOS;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
opt = nmp->m.nls.opt;
|
|
|
|
nsf = opt & (NWHP_UPPER | NWHP_LOWER);
|
|
|
|
if (opt & NWHP_DOS) {
|
|
|
|
if (nsf == (NWHP_UPPER | NWHP_LOWER)) {
|
|
|
|
nmp->m.nls.opt &= ~(NWHP_LOWER | NWHP_UPPER);
|
|
|
|
} else if (nsf == 0) {
|
|
|
|
nmp->m.nls.opt |= NWHP_LOWER;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (nsf == (NWHP_UPPER | NWHP_LOWER)) {
|
|
|
|
nmp->m.nls.opt &= ~(NWHP_LOWER | NWHP_UPPER);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (nmp->m.root_path[0]) {
|
|
|
|
nmp->m.root_path[0]--;
|
|
|
|
error = ncp_obtain_info(nmp, nmp->n_rootent.f_id,
|
2001-09-12 08:38:13 +00:00
|
|
|
-nmp->m.root_path[0], nmp->m.root_path, &fattr, td, cred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error) {
|
|
|
|
NCPFATAL("Invalid root path specified\n");
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
nmp->n_rootent.f_parent = fattr.dirEntNum;
|
|
|
|
nmp->m.root_path[0]++;
|
|
|
|
error = ncp_obtain_info(nmp, nmp->n_rootent.f_id,
|
2001-09-12 08:38:13 +00:00
|
|
|
-nmp->m.root_path[0], nmp->m.root_path, &fattr, td, cred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error) {
|
|
|
|
NCPFATAL("Invalid root path specified\n");
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
nmp->n_rootent.f_id = fattr.dirEntNum;
|
|
|
|
} else {
|
|
|
|
error = ncp_obtain_info(nmp, nmp->n_rootent.f_id,
|
2001-09-12 08:38:13 +00:00
|
|
|
0, NULL, &fattr, td, cred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error) {
|
|
|
|
NCPFATAL("Can't obtain volume info\n");
|
|
|
|
return ENOENT;
|
|
|
|
}
|
2001-03-10 05:39:03 +00:00
|
|
|
fattr.nameLen = strlen(strcpy(fattr.entryName, "#.ROOT"));
|
1999-10-02 04:06:24 +00:00
|
|
|
nmp->n_rootent.f_parent = nmp->n_rootent.f_id;
|
|
|
|
}
|
|
|
|
error = nwfs_nget(mp, nmp->n_rootent, &fattr, NULL, &vp);
|
|
|
|
if (error)
|
|
|
|
return (error);
|
2002-08-04 10:29:36 +00:00
|
|
|
vp->v_vflag |= VV_ROOT;
|
1999-10-02 04:06:24 +00:00
|
|
|
np = VTONW(vp);
|
|
|
|
if (nmp->m.root_path[0] == 0)
|
|
|
|
np->n_flag |= NVOLUME;
|
|
|
|
nmp->n_root = np;
|
2001-09-12 08:38:13 +00:00
|
|
|
/* error = VOP_GETATTR(vp, &vattr, cred, td);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error) {
|
|
|
|
vput(vp);
|
|
|
|
NCPFATAL("Can't get root directory entry\n");
|
|
|
|
return error;
|
|
|
|
}*/
|
|
|
|
*vpp = vp;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Do operations associated with quotas, not supported
|
|
|
|
*/
|
|
|
|
/* ARGSUSED */
|
|
|
|
static int
|
2001-09-12 08:38:13 +00:00
|
|
|
nwfs_quotactl(mp, cmd, uid, arg, td)
|
1999-10-02 04:06:24 +00:00
|
|
|
struct mount *mp;
|
|
|
|
int cmd;
|
|
|
|
uid_t uid;
|
|
|
|
caddr_t arg;
|
2001-09-12 08:38:13 +00:00
|
|
|
struct thread *td;
|
1999-10-02 04:06:24 +00:00
|
|
|
{
|
|
|
|
NCPVODEBUG("return EOPNOTSUPP\n");
|
|
|
|
return (EOPNOTSUPP);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*ARGSUSED*/
|
|
|
|
int
|
|
|
|
nwfs_init(struct vfsconf *vfsp)
|
|
|
|
{
|
|
|
|
nwfs_hash_init();
|
|
|
|
nwfs_pbuf_freecnt = nswbuf / 2 + 1;
|
|
|
|
NCPVODEBUG("always happy to load!\n");
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*ARGSUSED*/
|
|
|
|
int
|
|
|
|
nwfs_uninit(struct vfsconf *vfsp)
|
|
|
|
{
|
|
|
|
|
|
|
|
nwfs_hash_free();
|
|
|
|
NCPVODEBUG("unloaded\n");
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* nwfs_statfs call
|
|
|
|
*/
|
|
|
|
int
|
2001-09-12 08:38:13 +00:00
|
|
|
nwfs_statfs(mp, sbp, td)
|
1999-10-02 04:06:24 +00:00
|
|
|
struct mount *mp;
|
2000-10-02 09:29:59 +00:00
|
|
|
struct statfs *sbp;
|
2001-09-12 08:38:13 +00:00
|
|
|
struct thread *td;
|
1999-10-02 04:06:24 +00:00
|
|
|
{
|
|
|
|
struct nwmount *nmp = VFSTONWFS(mp);
|
|
|
|
int error = 0, secsize;
|
|
|
|
struct nwnode *np = nmp->n_root;
|
|
|
|
struct ncp_volume_info vi;
|
|
|
|
|
|
|
|
if (np == NULL) return EINVAL;
|
2001-09-12 08:38:13 +00:00
|
|
|
error = ncp_get_volume_info_with_number(NWFSTOCONN(nmp),
|
2002-02-27 18:32:23 +00:00
|
|
|
nmp->n_volume, &vi, td, td->td_ucred);
|
1999-10-02 04:06:24 +00:00
|
|
|
if (error) return error;
|
|
|
|
secsize = 512; /* XXX how to get real value ??? */
|
2002-05-16 21:28:32 +00:00
|
|
|
/* fundamental filesystem block size */
|
1999-10-02 04:06:24 +00:00
|
|
|
sbp->f_bsize = vi.sectors_per_block*secsize;
|
|
|
|
/* optimal transfer block size */
|
|
|
|
sbp->f_iosize = NWFSTOCONN(nmp)->buffer_size;
|
2002-05-16 21:28:32 +00:00
|
|
|
/* total data blocks in filesystem */
|
1999-10-02 04:06:24 +00:00
|
|
|
sbp->f_blocks= vi.total_blocks;
|
|
|
|
/* free blocks in fs */
|
|
|
|
sbp->f_bfree = vi.free_blocks + vi.purgeable_blocks;
|
|
|
|
/* free blocks avail to non-superuser */
|
|
|
|
sbp->f_bavail= vi.free_blocks+vi.purgeable_blocks;
|
2002-05-16 21:28:32 +00:00
|
|
|
/* total file nodes in filesystem */
|
1999-10-02 04:06:24 +00:00
|
|
|
sbp->f_files = vi.total_dir_entries;
|
|
|
|
/* free file nodes in fs */
|
|
|
|
sbp->f_ffree = vi.available_dir_entries;
|
|
|
|
sbp->f_flags = 0; /* copy of mount exported flags */
|
|
|
|
return 0;
|
|
|
|
}
|