--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jlibrtp/RtcpPktBYE.java	Sat Mar 14 22:15:41 2009 +0100
@@ -0,0 +1,107 @@
+/**
+ * Java RTP Library (jlibrtp)
+ * Copyright (C) 2006 Arne Kepp
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+package jlibrtp;
+
+/**
+ * RTCP packets for sending Bye messages
+ * 
+ * @author Arne Kepp
+ */
+public class RtcpPktBYE extends RtcpPkt {
+	/** SSRCs saying bye, 32xn bits, n<16 */
+	protected long[] ssrcArray = null;
+	/** Optional reason */
+	protected byte[] reason = null;
+	
+	protected RtcpPktBYE(long[] ssrcs,byte[] aReason) {
+		super.packetType = 203;
+		// Fetch all the right stuff from the database
+		reason = aReason;
+		ssrcArray = ssrcs;
+		if(ssrcs.length < 1) {
+			System.out.println("RtcpBYE.RtcpPktBYE(long[] ssrcs, byte[] aReason) requires at least one SSRC!");
+		}
+	}
+	
+	protected RtcpPktBYE(byte[] aRawPkt, int start) {
+		rawPkt = aRawPkt;
+		if(!super.parseHeaders(start) || packetType != 203 ) {
+			if(RTPSession.rtpDebugLevel > 2) {
+				System.out.println(" <-> RtcpPktBYE.parseHeaders() etc. problem");
+			}
+			super.problem = -203;
+		} else {
+			ssrcArray = new long[super.itemCount];
+			
+			for(int i=0; i<super.itemCount; i++) {
+				ssrcArray[i] = StaticProcs.bytesToUIntLong(aRawPkt, start + (i+1)*4);
+			}
+			if(super.length > (super.itemCount + 1)) {
+				int reasonLength = (int) aRawPkt[start + (super.itemCount+1)*4];
+				//System.out.println("super.itemCount:"+super.itemCount+" reasonLength:"+reasonLength+" start:"+(super.itemCount*4 + 4 + 1));
+				reason = new byte[reasonLength];
+				System.arraycopy(aRawPkt, start + (super.itemCount + 1)*4 + 1, reason, 0, reasonLength);
+				//System.out.println("test:" + new String(reason));
+			}
+		}
+	}
+	
+	protected void encode() {			
+		itemCount = ssrcArray.length;
+		length = 4*ssrcArray.length;
+		
+		if(reason != null) {
+			length += (reason.length + 1)/4;
+			if((reason.length + 1) % 4 != 0) {
+				length +=1;
+			}
+		}
+		rawPkt = new byte[length*4 + 4];
+		
+		int i;
+		byte[] someBytes;
+		
+		// SSRCs
+		for(i=0; i<ssrcArray.length; i++ ) {
+			someBytes = StaticProcs.uIntLongToByteWord(ssrcArray[i]);
+			System.arraycopy(someBytes, 0, rawPkt, 4 + 4*i, 4);			
+		}
+		
+		// Reason for leaving
+		if(reason != null) {
+			//System.out.println("Writing to:"+(4+4*ssrcArray.length)+ " reason.length:"+reason.length );
+			rawPkt[(4 + 4*ssrcArray.length)] = (byte) reason.length;
+			System.arraycopy(reason, 0, rawPkt, 4+4*i +1, reason.length);		
+		}
+		super.writeHeaders();
+	}
+	
+	public void debugPrint() {
+		System.out.println("RtcpPktBYE.debugPrint() ");
+		if(ssrcArray != null) {
+			for(int i= 0; i<ssrcArray.length; i++) {
+				long anSsrc = ssrcArray[i];
+				System.out.println("     ssrc: " + anSsrc);
+			}
+		}
+		if(reason != null) {
+			System.out.println("     Reason: " + new String(reason));
+		}
+	}
+}
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