84 lines
1.9 KiB
Java
84 lines
1.9 KiB
Java
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package zerotier;
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import java.math.BigInteger;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.UnknownHostException;
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import java.util.regex.Pattern;
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/*
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The ZTAddress object is merely a convenience object for moving address information
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across the JNI memory border.
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*/
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public class Address
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{
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// int -> byte array
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static public byte[] toIPByteArray(long addr){
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return new byte[]{(byte)addr,(byte)(addr>>>8),(byte)(addr>>>16),(byte)(addr>>>24)};
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}
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// byte array -> int
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long toIPInt(String _addr) {
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long result = 0;
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for(String part: _addr.split(Pattern.quote("."))) {
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result = result << 8;
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result |= Integer.parseInt(part);
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}
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return result;
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}
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public int port;
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public int Port() {
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return port;
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}
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public long _rawAddr;
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public String Address()
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{
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try {
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return InetAddress.getByAddress(toIPByteArray(_rawAddr)).getHostAddress();
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} catch (UnknownHostException e) {
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// should never happen
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return null;
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}
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}
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public String toString() {
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return Address() + ":" + Port();
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}
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public Address()
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{
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port = -1;
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_rawAddr = -1;
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}
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public Address(String _addr, int _port)
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{
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_rawAddr = toIPInt(_addr);
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port = _port;
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}
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public void ZTAddress(InetSocketAddress ins)
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{
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port = ins.getPort();
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_rawAddr = toIPInt(ins.getAddress().getHostAddress());
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}
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public InetSocketAddress ToInetSocketAddress() throws IllegalArgumentException {
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InetSocketAddress sock_addr = null;
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try {
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sock_addr = new InetSocketAddress(Address(), port);
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} catch (IllegalArgumentException e) {
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e.printStackTrace();
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}
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return sock_addr;
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}
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public boolean isValid() {
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return port != -1 && !Address().startsWith("-1.-1.-1.-1/-1");
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}
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}
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