Module Name: src
Committed By: pgoyette
Date: Sat Sep 10 02:20:11 UTC 2016
Modified Files:
src/sys/modules: Makefile
Added Files:
src/sys/modules/tun: Makefile
src/sys/net: tun.c
Log Message:
Add a dummy "tun" module, whose only job is to trigger an autoload of
required module "if_tun". This allows access to /dev/tunN to autload
the require interface module.
XXX There's might be a better place/name for net/tun.c
To generate a diff of this commit:
cvs rdiff -u -r1.175 -r1.176 src/sys/modules/Makefile
cvs rdiff -u -r0 -r1.1 src/sys/modules/tun/Makefile
cvs rdiff -u -r0 -r1.1 src/sys/net/tun.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/modules/Makefile
diff -u src/sys/modules/Makefile:1.175 src/sys/modules/Makefile:1.176
--- src/sys/modules/Makefile:1.175 Sun Aug 7 14:27:38 2016
+++ src/sys/modules/Makefile Sat Sep 10 02:20:10 2016
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.175 2016/08/07 14:27:38 christos Exp $
+# $NetBSD: Makefile,v 1.176 2016/09/10 02:20:10 pgoyette Exp $
.include <bsd.own.mk>
@@ -61,7 +61,7 @@ SUBDIR+= if_smsc
SUBDIR+= if_srt
SUBDIR+= if_stf
SUBDIR+= if_strip
-SUBDIR+= if_tun
+SUBDIR+= if_tun tun
SUBDIR+= if_vlan
SUBDIR+= iic
SUBDIR+= ipl
Added files:
Index: src/sys/modules/tun/Makefile
diff -u /dev/null src/sys/modules/tun/Makefile:1.1
--- /dev/null Sat Sep 10 02:20:11 2016
+++ src/sys/modules/tun/Makefile Sat Sep 10 02:20:10 2016
@@ -0,0 +1,10 @@
+# $NetBSD: Makefile,v 1.1 2016/09/10 02:20:10 pgoyette Exp $
+
+.include "../Makefile.inc"
+
+.PATH: ${S}/net
+
+KMOD= tun
+SRCS= tun.c
+
+.include <bsd.kmodule.mk>
Index: src/sys/net/tun.c
diff -u /dev/null src/sys/net/tun.c:1.1
--- /dev/null Sat Sep 10 02:20:11 2016
+++ src/sys/net/tun.c Sat Sep 10 02:20:11 2016
@@ -0,0 +1,51 @@
+/* $NetBSD: tun.c,v 1.1 2016/09/10 02:20:11 pgoyette Exp $ */
+
+/*-
+ * Copyright (c) 2016 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Paul Goyette
+ *
+ * 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 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: tun.c,v 1.1 2016/09/10 02:20:11 pgoyette Exp $");
+
+#include <sys/errno.h>
+#include <sys/module.h>
+
+MODULE(MODULE_CLASS_DRIVER, tun, "if_tun");
+
+static int
+tun_modcmd(modcmd_t cmd, void *arg)
+{
+
+ switch (cmd) {
+ case MODULE_CMD_INIT:
+ case MODULE_CMD_FINI:
+ return 0;
+ default:
+ return ENOTTY;
+ }
+}
