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comparison src/ch/ethz/ssh2/packets/PacketOpenSessionChannel.java @ 273:91a31873c42a ganymed

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start conversion from trilead to ganymed
author Carl Byington <carl@five-ten-sg.com>
date Fri, 18 Jul 2014 11:21:46 -0700
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children 071eccdff8ea
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272:ce2f4e397703 273:91a31873c42a
1 /*
2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved.
3 * Please refer to the LICENSE.txt for licensing details.
4 */
5 package ch.ethz.ssh2.packets;
6
7 import java.io.IOException;
8
9 import ch.ethz.ssh2.PacketFormatException;
10 import ch.ethz.ssh2.PacketTypeException;
11
12 /**
13 * @author Christian Plattner
14 * @version $Id: PacketOpenSessionChannel.java 160 2014-05-01 14:30:26Z dkocher@sudo.ch $
15 */
16 public final class PacketOpenSessionChannel {
17 private final byte[] payload;
18
19 public PacketOpenSessionChannel(int channelID, int initialWindowSize, int maxPacketSize) {
20 TypesWriter tw = new TypesWriter();
21 tw.writeByte(Packets.SSH_MSG_CHANNEL_OPEN);
22 tw.writeString("session");
23 tw.writeUINT32(channelID);
24 tw.writeUINT32(initialWindowSize);
25 tw.writeUINT32(maxPacketSize);
26 payload = tw.getBytes();
27 }
28
29 public PacketOpenSessionChannel(byte payload[]) throws IOException {
30 this.payload = payload;
31
32 TypesReader tr = new TypesReader(payload);
33
34 int packet_type = tr.readByte();
35
36 if(packet_type != Packets.SSH_MSG_CHANNEL_OPEN) {
37 throw new PacketTypeException(packet_type);
38 }
39
40 int channelID = tr.readUINT32();
41 int initialWindowSize = tr.readUINT32();
42 int maxPacketSize = tr.readUINT32();
43
44 if(tr.remain() != 0) {
45 throw new PacketFormatException(String.format("Padding in %s", Packets.getMessageName(packet_type)));
46 }
47 }
48
49 public byte[] getPayload() {
50 return payload;
51 }
52 }