[src/trunk]: src/sys/lkm/vfs/coda5 as requested by Jaromir Dolecek:

[drochner <drochner%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6fc9619b5e63
branches:  trunk
changeset: 551239:6fc9619b5e63
user:      drochner <drochner%NetBSD.org@localhost>
date:      Tue Sep 02 12:08:45 2003 +0000

description:
as requested by Jaromir Dolecek:
Add a "coda5" LKM which is "coda" with the "CODA_COMPAT_5" option.
This deliberately conflicts with "coda" as they can't coexist within
one kernel.

diffstat:

 sys/lkm/vfs/coda5/Makefile      |   15 ++++
 sys/lkm/vfs/coda5/lkminit_vfs.c |  121 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 136 insertions(+), 0 deletions(-)

diffs (144 lines):

diff -r 161804576c59 -r 6fc9619b5e63 sys/lkm/vfs/coda5/Makefile
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/lkm/vfs/coda5/Makefile        Tue Sep 02 12:08:45 2003 +0000
@@ -0,0 +1,15 @@
+#      $NetBSD: Makefile,v 1.1 2003/09/02 12:08:45 drochner Exp $
+
+.include "../Makefile.inc"
+
+.PATH: $S/coda ${.CURDIR}/..
+
+KMOD=  coda5
+
+SRCS=  lkminit_vfs.c
+SRCS+= coda_namecache.c coda_psdev.c coda_subr.c coda_venus.c
+SRCS+= coda_vfsops.c coda_vnops.c
+
+CPPFLAGS+=     -DCODA_COMPAT_5
+
+.include <bsd.kmod.mk>
diff -r 161804576c59 -r 6fc9619b5e63 sys/lkm/vfs/coda5/lkminit_vfs.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/lkm/vfs/coda5/lkminit_vfs.c   Tue Sep 02 12:08:45 2003 +0000
@@ -0,0 +1,121 @@
+/* $NetBSD: lkminit_vfs.c,v 1.1 2003/09/02 12:08:46 drochner Exp $ */
+
+/*-
+ * Copyright (c) 1996 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Michael Graff <explorer%flame.org@localhost>.
+ *
+ * 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 NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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>
+__KERNEL_RCSID(0, "$NetBSD: lkminit_vfs.c,v 1.1 2003/09/02 12:08:46 drochner Exp $");
+
+#include <sys/param.h>
+#include <sys/ioctl.h>
+#include <sys/systm.h>
+#include <sys/conf.h>
+#include <sys/mount.h>
+#include <sys/exec.h>
+#include <sys/lkm.h>
+#include <sys/file.h>
+#include <sys/errno.h>
+
+int coda_lkmentry __P((struct lkm_table *, int, int));
+
+/*
+ * This is the vfsops table for the file system in question
+ */
+extern struct vfsops coda_vfsops;
+
+/*
+ * declare the filesystem
+ */
+/*
+MOD_VFS("coda", -1, &coda_vfsops);
+*/
+struct lkm_vfs coda_lkm_vfs = {
+       LM_VFS, LKM_VERSION, "coda", -1, (void *)&coda_vfsops};
+
+
+
+/*
+ * declare up/down call device
+ */
+extern const struct cdevsw vcoda_cdevsw;
+
+/*
+MOD_DEV("vcoda", NULL, NULL, -1, &vcoda_cdevsw, -1);
+*/
+struct lkm_dev coda_lkm_dev = {
+       LM_DEV, LKM_VERSION, "vcoda", -1, NULL,
+       NULL, -1, &vcoda_cdevsw, -1,
+};
+
+
+/*
+ * entry point
+ */
+int
+coda_lkmentry(lkmtp, cmd, ver)
+       struct lkm_table *lkmtp;        
+       int cmd;
+       int ver;
+{
+       int error = 0;
+
+       if (ver != LKM_VERSION)
+               return EINVAL;
+
+       switch (cmd) {
+       case LKM_E_LOAD:
+               lkmtp->private.lkm_any = (void *) &coda_lkm_dev;
+               error = lkmdispatch(lkmtp, cmd);
+               if (error)
+                       break;
+               lkmtp->private.lkm_any = (void *) &coda_lkm_vfs ;
+               error = lkmdispatch(lkmtp, cmd);
+               break;
+       case LKM_E_UNLOAD:
+               lkmtp->private.lkm_any = (void *) &coda_lkm_vfs ;
+               error = lkmdispatch(lkmtp, cmd);
+               if (error)
+                       break;
+               lkmtp->private.lkm_any = (void *) &coda_lkm_dev;
+               error = lkmdispatch(lkmtp, cmd);
+               break;
+       case LKM_E_STAT:
+               error = lkmdispatch(lkmtp, cmd);
+               break;
+       }
+       return error;
+
+}