X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=third-party%2Fopenflowj_netty%2Fsrc%2Fmain%2Fjava%2Forg%2Fopenflow%2Futil%2FUnsigned.java;fp=third-party%2Fopenflowj_netty%2Fsrc%2Fmain%2Fjava%2Forg%2Fopenflow%2Futil%2FUnsigned.java;h=0000000000000000000000000000000000000000;hb=64fe0fbca1a6c2b77ad25f568d73a7eb64236d16;hp=0754a3f73d751e0296ecd95d6671ec2db7c78dff;hpb=8b9a3ff2bbc83941254b46b818cbbae5cc1a3a5b;p=openflowjava.git diff --git a/third-party/openflowj_netty/src/main/java/org/openflow/util/Unsigned.java b/third-party/openflowj_netty/src/main/java/org/openflow/util/Unsigned.java deleted file mode 100644 index 0754a3f7..00000000 --- a/third-party/openflowj_netty/src/main/java/org/openflow/util/Unsigned.java +++ /dev/null @@ -1,212 +0,0 @@ -/** -* Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior -* University -* -* 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 -* -* 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. -**/ - -package org.openflow.util; - -import java.math.BigInteger; -import java.nio.ByteBuffer; - -/***** - * A util library class for dealing with the lack of unsigned datatypes in Java - * - * @author Rob Sherwood (rob.sherwood@stanford.edu) - * @author David Erickson (daviderickson@cs.stanford.edu) - */ - -public class Unsigned { - /** - * Get an unsigned byte from the current position of the ByteBuffer - * - * @param bb ByteBuffer to get the byte from - * @return an unsigned byte contained in a short - */ - public static short getUnsignedByte(ByteBuffer bb) { - return ((short) (bb.get() & (short) 0xff)); - } - - /** - * Get an unsigned byte from the specified offset in the ByteBuffer - * - * @param bb ByteBuffer to get the byte from - * @param offset the offset to get the byte from - * @return an unsigned byte contained in a short - */ - public static short getUnsignedByte(ByteBuffer bb, int offset) { - return ((short) (bb.get(offset) & (short) 0xff)); - } - - /** - * Put an unsigned byte into the specified ByteBuffer at the current - * position - * - * @param bb ByteBuffer to put the byte into - * @param v the short containing the unsigned byte - */ - public static void putUnsignedByte(ByteBuffer bb, short v) { - bb.put((byte) (v & 0xff)); - } - - /** - * Put an unsigned byte into the specified ByteBuffer at the specified - * offset - * - * @param bb ByteBuffer to put the byte into - * @param v the short containing the unsigned byte - * @param offset the offset to insert the unsigned byte at - */ - public static void putUnsignedByte(ByteBuffer bb, short v, int offset) { - bb.put(offset, (byte) (v & 0xff)); - } - - /** - * Get an unsigned short from the current position of the ByteBuffer - * - * @param bb ByteBuffer to get the byte from - * @return an unsigned short contained in a int - */ - public static int getUnsignedShort(ByteBuffer bb) { - return (bb.getShort() & 0xffff); - } - - /** - * Get an unsigned short from the specified offset in the ByteBuffer - * - * @param bb ByteBuffer to get the short from - * @param offset the offset to get the short from - * @return an unsigned short contained in a int - */ - public static int getUnsignedShort(ByteBuffer bb, int offset) { - return (bb.getShort(offset) & 0xffff); - } - - /** - * Put an unsigned short into the specified ByteBuffer at the current - * position - * - * @param bb ByteBuffer to put the short into - * @param v the int containing the unsigned short - */ - public static void putUnsignedShort(ByteBuffer bb, int v) { - bb.putShort((short) (v & 0xffff)); - } - - /** - * Put an unsigned short into the specified ByteBuffer at the specified - * offset - * - * @param bb ByteBuffer to put the short into - * @param v the int containing the unsigned short - * @param offset the offset to insert the unsigned short at - */ - public static void putUnsignedShort(ByteBuffer bb, int v, int offset) { - bb.putShort(offset, (short) (v & 0xffff)); - } - - /** - * Get an unsigned int from the current position of the ByteBuffer - * - * @param bb ByteBuffer to get the int from - * @return an unsigned int contained in a long - */ - public static long getUnsignedInt(ByteBuffer bb) { - return ((long) bb.getInt() & 0xffffffffL); - } - - /** - * Get an unsigned int from the specified offset in the ByteBuffer - * - * @param bb ByteBuffer to get the int from - * @param offset the offset to get the int from - * @return an unsigned int contained in a long - */ - public static long getUnsignedInt(ByteBuffer bb, int offset) { - return ((long) bb.getInt(offset) & 0xffffffffL); - } - - /** - * Put an unsigned int into the specified ByteBuffer at the current position - * - * @param bb ByteBuffer to put the int into - * @param v the long containing the unsigned int - */ - public static void putUnsignedInt(ByteBuffer bb, long v) { - bb.putInt((int) (v & 0xffffffffL)); - } - - /** - * Put an unsigned int into the specified ByteBuffer at the specified offset - * - * @param bb ByteBuffer to put the int into - * @param v the long containing the unsigned int - * @param offset the offset to insert the unsigned int at - */ - public static void putUnsignedInt(ByteBuffer bb, long v, int offset) { - bb.putInt(offset, (int) (v & 0xffffffffL)); - } - - /** - * Get an unsigned long from the current position of the ByteBuffer - * - * @param bb ByteBuffer to get the long from - * @return an unsigned long contained in a BigInteger - */ - public static BigInteger getUnsignedLong(ByteBuffer bb) { - byte[] v = new byte[8]; - for (int i = 0; i < 8; ++i) { - v[i] = bb.get(i); - } - return new BigInteger(1, v); - } - - /** - * Get an unsigned long from the specified offset in the ByteBuffer - * - * @param bb ByteBuffer to get the long from - * @param offset the offset to get the long from - * @return an unsigned long contained in a BigInteger - */ - public static BigInteger getUnsignedLong(ByteBuffer bb, int offset) { - byte[] v = new byte[8]; - for (int i = 0; i < 8; ++i) { - v[i] = bb.get(offset+i); - } - return new BigInteger(1, v); - } - - /** - * Put an unsigned long into the specified ByteBuffer at the current - * position - * - * @param bb ByteBuffer to put the long into - * @param v the BigInteger containing the unsigned long - */ - public static void putUnsignedLong(ByteBuffer bb, BigInteger v) { - bb.putLong(v.longValue()); - } - - /** - * Put an unsigned long into the specified ByteBuffer at the specified - * offset - * - * @param bb ByteBuffer to put the long into - * @param v the BigInteger containing the unsigned long - * @param offset the offset to insert the unsigned long at - */ - public static void putUnsignedLong(ByteBuffer bb, BigInteger v, int offset) { - bb.putLong(offset, v.longValue()); - } -}