Virgin import of tcpdump v3.9.1 (alpha 096) from tcpdump.org

1 files changed, 41 insertions, 0 deletions

diff --git a/contrib/tcpdump/mpls.h b/contrib/tcpdump/mpls.h
new file mode 100644
index 000000000000..69fc9c9176d0
--- /dev/null
+++ b/contrib/tcpdump/mpls.h
@@ -0,0 +1,41 @@
+/* @(#) $Header: /tcpdump/master/tcpdump/mpls.h,v 1.1 2004/06/14 14:47:58 hannes Exp $ (LBL)
+ * Copyright (C) 2001 WIDE Project.  All rights reserved.
+ *
+ * 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. Neither the name of the project 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 PROJECT 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 PROJECT 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.
+ */
+
+#define LABEL_MASK	0xfffff000
+#define LABEL_SHIFT	12
+#define	EXP_MASK	0x00000e00
+#define EXP_SHIFT	9
+#define	STACK_MASK	0x00000100
+#define STACK_SHIFT	8
+#define TTL_MASK	0x000000ff
+#define TTL_SHIFT	0
+
+#define MPLS_LABEL(x)	(((x) & LABEL_MASK) >> LABEL_SHIFT)
+#define MPLS_EXP(x)	(((x) & EXP_MASK) >> EXP_SHIFT)
+#define MPLS_STACK(x)	(((x) & STACK_MASK) >> STACK_SHIFT)
+#define MPLS_TTL(x)	(((x) & TTL_MASK) >> TTL_SHIFT)