Update primary code license to Apache 2.0.

Author: blp

COPYING

@@ -2,28 +2,23 @@ This file is a summary of the licensing of files in this distribution.
 Some files may be marked specifically with a different license, in
 which case that license applies to the file in question.
 
-Files under the debian, doc, include, lib, m4, secchan, tests,
-third-party, and utilities directories are licensed under the ISC
-license:
+Most files are licensed under the Apache License, Version 2.0:
 
-    Permission to use, copy, modify, and/or distribute this software for any
-    purpose with or without fee is hereby granted, provided that the above
-    copyright notice and this permission notice appear in all copies.
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at:
 
-    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
 
 Files under the datapath directory are licensed under the GNU General
 Public License, version 2.
 
-Files under the extras and vswitchd directories are licensed under the
-GNU General Public License, version 3 or later.
-
 Files under the xenserver directory are licensed on a file-by-file
 basis.  Some files are under an uncertain license that may not be
 DFSG-compliant or GPL-compatible.  Refer to each file for details.

Makefile.am

@@ -1,3 +1,10 @@
+# Copyright (C) 2007, 2008, 2009 Nicira Networks, Inc.
+#
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved.  This file is offered as-is,
+# without warranty of any kind.
+
 AUTOMAKE_OPTIONS = foreign subdir-objects
 ACLOCAL_AMFLAGS = -I m4
 SUBDIRS = datapath

acinclude.m4

@@ -2,17 +2,17 @@
 
 # Copyright (c) 2008, 2009 Nicira Networks.
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
 #
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 
 dnl Checks for --disable-userspace.
 AC_DEFUN([OVS_CHECK_USERSPACE],

configure.ac

@@ -1,16 +1,16 @@
 # Copyright (c) 2008, 2009 Nicira Networks
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
 #
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 
 AC_PREREQ(2.60)
 AC_INIT(openvswitch, 0.90.0, ovs-bugs@openvswitch.org)

datapath/actions.c

@@ -1,6 +1,9 @@
 /*
  * Distributed under the terms of the GNU GPL version 2.
  * Copyright (c) 2007, 2008, 2009 Nicira Networks.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
  */
 
 /* Functions for executing flow actions. */

datapath/actions.h

@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ * Distributed under the terms of the GNU GPL version 2.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
+ */
+
 #ifndef ACTIONS_H
 #define ACTIONS_H 1
 

datapath/brc_procfs.c

@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ * Distributed under the terms of the GNU GPL version 2.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
+ */
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/netdevice.h>

datapath/brc_procfs.h

@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ * Distributed under the terms of the GNU GPL version 2.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
+ */
+
 #ifndef BRC_PROCFS_H
 #define BRC_PROCFS_H 1
 

datapath/brc_sysfs.h

@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ * Distributed under the terms of the GNU GPL version 2.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
+ */
+
 #ifndef BRC_SYSFS_H
 #define BRC_SYSFS_H 1
 

datapath/brc_sysfs_dp.c

@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ * Distributed under the terms of the GNU GPL version 2.
+ *
+ * Significant portions of this file may be copied from parts of the Linux
+ * kernel, by Linus Torvalds and others.
+ */
+
 #include <linux/version.h>
 
 /*