-/* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */\r
-package org.opendaylight.openflowjava.protocol.impl.util;\r
-\r
-import io.netty.buffer.ByteBuf;\r
-\r
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.v10.grouping.MatchV10;\r
-\r
-/**\r
- * @author michal.polkorab\r
- *\r
- */\r
-public abstract class OF10MatchSerializer {\r
-\r
- private static final byte PADDING_IN_MATCH = 1;\r
- private static final byte PADDING_IN_MATCH_2 = 2;\r
- \r
- /**\r
- * Encodes ofp_match (OpenFlow v1.0)\r
- * @param out\r
- * @param match\r
- */\r
- public static void encodeMatchV10(ByteBuf out, MatchV10 match) {\r
- out.writeInt(match.getWildcards().intValue());\r
- out.writeShort(match.getInPort());\r
- out.writeBytes(match.getDlSrc().getValue().getBytes());\r
- out.writeBytes(match.getDlDst().getValue().getBytes());\r
- out.writeShort(match.getDlVlan());\r
- out.writeByte(match.getDlVlanPcp());\r
- ByteBufUtils.padBuffer(PADDING_IN_MATCH, out);\r
- out.writeShort(match.getDlType());\r
- out.writeByte(match.getNwTos());\r
- out.writeByte(match.getNwProto());\r
- ByteBufUtils.padBuffer(PADDING_IN_MATCH_2, out);\r
- String[] srcGroups = match.getNwSrc().getValue().split(".");\r
- for (int i = 0; i < srcGroups.length; i++) {\r
- out.writeByte(Integer.parseInt(srcGroups[i]));\r
- }\r
- String[] dstGroups = match.getNwSrc().getValue().split(".");\r
- for (int i = 0; i < dstGroups.length; i++) {\r
- out.writeByte(Integer.parseInt(dstGroups[i]));\r
- }\r
- out.writeShort(match.getTpSrc());\r
- out.writeShort(match.getTpDst());\r
- }\r
- \r
-}\r
+/*
+ * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.openflowjava.protocol.impl.util;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import io.netty.buffer.ByteBuf;
+
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowWildcardsV10;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.v10.grouping.MatchV10;
+
+/**
+ * Serializes ofp_match (OpenFlow v1.0) structure
+ * @author michal.polkorab
+ */
+public abstract class OF10MatchSerializer {
+
+ private static final byte PADDING_IN_MATCH = 1;
+ private static final byte PADDING_IN_MATCH_2 = 2;
+ private static final byte NW_SRC_SHIFT = 8;
+ private static final byte NW_DST_SHIFT = 14;
+
+ /**
+ * Encodes ofp_match (OpenFlow v1.0)
+ * @param out output ByteBuf that match will be written into
+ * @param match match to be encoded
+ */
+ public static void encodeMatchV10(ByteBuf out, MatchV10 match) {
+ out.writeInt(encodeWildcards(match.getWildcards(), match.getNwSrcMask(), match.getNwDstMask()));
+ out.writeShort(match.getInPort());
+ out.writeBytes(ByteBufUtils.macAddressToBytes(match.getDlSrc().getValue()));
+ out.writeBytes(ByteBufUtils.macAddressToBytes(match.getDlDst().getValue()));
+ out.writeShort(match.getDlVlan());
+ out.writeByte(match.getDlVlanPcp());
+ ByteBufUtils.padBuffer(PADDING_IN_MATCH, out);
+ out.writeShort(match.getDlType());
+ out.writeByte(match.getNwTos());
+ out.writeByte(match.getNwProto());
+ ByteBufUtils.padBuffer(PADDING_IN_MATCH_2, out);
+ String[] srcGroups = match.getNwSrc().getValue().split("\\.");
+ for (int i = 0; i < srcGroups.length; i++) {
+ out.writeByte(Integer.parseInt(srcGroups[i]));
+ }
+ String[] dstGroups = match.getNwDst().getValue().split("\\.");
+ for (int i = 0; i < dstGroups.length; i++) {
+ out.writeByte(Integer.parseInt(dstGroups[i]));
+ }
+ out.writeShort(match.getTpSrc());
+ out.writeShort(match.getTpDst());
+ }
+
+ private static int encodeWildcards(FlowWildcardsV10 wildcards, short srcMask, short dstMask) {
+ int bitmask = 0;
+ Map<Integer, Boolean> wildcardsMap = new HashMap<>();
+ wildcardsMap.put(0, wildcards.isINPORT());
+ wildcardsMap.put(1, wildcards.isDLVLAN());
+ wildcardsMap.put(2, wildcards.isDLSRC());
+ wildcardsMap.put(3, wildcards.isDLDST());
+ wildcardsMap.put(4, wildcards.isDLTYPE());
+ wildcardsMap.put(5, wildcards.isNWPROTO());
+ wildcardsMap.put(6, wildcards.isTPSRC());
+ wildcardsMap.put(7, wildcards.isTPDST());
+ wildcardsMap.put(20, wildcards.isDLVLANPCP());
+ wildcardsMap.put(21, wildcards.isNWTOS());
+ bitmask = ByteBufUtils.fillBitMaskFromMap(wildcardsMap);
+ bitmask |= ((32 - srcMask) << NW_SRC_SHIFT);
+ bitmask |= ((32 - dstMask) << NW_DST_SHIFT);
+ return bitmask;
+ }
+
+}