annotate src/ch/ethz/ssh2/packets/PacketChannelWindowAdjust.java @ 345:663637117cf8

compensate for SecureRandom bug on older devices
author Carl Byington <carl@five-ten-sg.com>
date Thu, 31 Jul 2014 18:43:40 -0700
parents 071eccdff8ea
children
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1 /*
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2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved.
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3 * Please refer to the LICENSE.txt for licensing details.
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4 */
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5 package ch.ethz.ssh2.packets;
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6
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7 import java.io.IOException;
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8
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9 import ch.ethz.ssh2.PacketFormatException;
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10
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11 /**
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12 * @author Christian Plattner
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13 * @version $Id: PacketChannelWindowAdjust.java 160 2014-05-01 14:30:26Z dkocher@sudo.ch $
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14 */
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15 public final class PacketChannelWindowAdjust {
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17 private final byte[] payload;
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19 public PacketChannelWindowAdjust(int recipientChannelID, int windowChange) {
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20 TypesWriter tw = new TypesWriter();
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21 tw.writeByte(Packets.SSH_MSG_CHANNEL_WINDOW_ADJUST);
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22 tw.writeUINT32(recipientChannelID);
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23 tw.writeUINT32(windowChange);
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24 payload = tw.getBytes();
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25 }
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27 public PacketChannelWindowAdjust(byte payload[]) throws IOException {
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28 this.payload = payload;
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29 TypesReader tr = new TypesReader(payload);
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30 int packet_type = tr.readByte();
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32 if (packet_type != Packets.SSH_MSG_CHANNEL_WINDOW_ADJUST) {
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33 throw new IOException(
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34 "This is not a SSH_MSG_CHANNEL_WINDOW_ADJUST! ("
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35 + packet_type + ")"
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36 );
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37 }
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39 int recipientChannelID = tr.readUINT32();
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40 int windowChange = tr.readUINT32();
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42 if (tr.remain() != 0) {
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43 throw new PacketFormatException(String.format("Padding in %s", Packets.getMessageName(packet_type)));
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44 }
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45 }
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47 public byte[] getPayload() {
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48 return payload;
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49 }
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50 }