public void GetBytes()
{
var localChannelNumber = (uint)_random.Next(0, int.MaxValue);
var initialWindowSize = (uint)_random.Next(0, int.MaxValue);
var maximumPacketSize = (uint)_random.Next(0, int.MaxValue);
var info = new DirectTcpipChannelInfo("host", 22, "originator", 25);
var infoBytes = info.GetBytes();
var target = new ChannelOpenMessage(localChannelNumber, initialWindowSize, maximumPacketSize, info);
var bytes = target.GetBytes();
var expectedBytesLength = 1; // Type
expectedBytesLength += 4; // ChannelType length
expectedBytesLength += target.ChannelType.Length; // ChannelType
expectedBytesLength += 4; // LocalChannelNumber
expectedBytesLength += 4; // InitialWindowSize
expectedBytesLength += 4; // MaximumPacketSize
expectedBytesLength += infoBytes.Length; // Info
Assert.AreEqual(expectedBytesLength, bytes.Length);
var sshDataStream = new SshDataStream(bytes);
Assert.AreEqual(ChannelOpenMessage.MessageNumber, sshDataStream.ReadByte());
var actualChannelTypeLength = sshDataStream.ReadUInt32();
Assert.AreEqual((uint) target.ChannelType.Length, actualChannelTypeLength);
var actualChannelType = new byte[actualChannelTypeLength];
sshDataStream.Read(actualChannelType, 0, (int) actualChannelTypeLength);
Assert.IsTrue(target.ChannelType.SequenceEqual(actualChannelType));
Assert.AreEqual(localChannelNumber, sshDataStream.ReadUInt32());
Assert.AreEqual(initialWindowSize, sshDataStream.ReadUInt32());
Assert.AreEqual(maximumPacketSize, sshDataStream.ReadUInt32());
var actualInfo = new byte[infoBytes.Length];
sshDataStream.Read(actualInfo, 0, actualInfo.Length);
Assert.IsTrue(infoBytes.SequenceEqual(actualInfo));
Assert.IsTrue(sshDataStream.IsEndOfData);
}
public void Load_X11ChannelOpenInfo()
{
var localChannelNumber = (uint)_random.Next(0, int.MaxValue);
var initialWindowSize = (uint)_random.Next(0, int.MaxValue);
var maximumPacketSize = (uint)_random.Next(0, int.MaxValue);
var info = new X11ChannelOpenInfo("address", 26);
var target = new ChannelOpenMessage(localChannelNumber, initialWindowSize, maximumPacketSize, info);
var bytes = target.GetBytes();
target.Load(bytes);
Assert.AreEqual(info.ChannelType, _ascii.GetString(target.ChannelType));
Assert.IsNotNull(target.Info);
Assert.AreEqual(initialWindowSize, target.InitialWindowSize);
Assert.AreEqual(localChannelNumber, target.LocalChannelNumber);
Assert.AreEqual(maximumPacketSize, target.MaximumPacketSize);
var x11ChannelOpenInfo = target.Info as X11ChannelOpenInfo;
Assert.IsNotNull(x11ChannelOpenInfo);
Assert.AreEqual(info.ChannelType, x11ChannelOpenInfo.ChannelType);
Assert.AreEqual(info.OriginatorAddress, x11ChannelOpenInfo.OriginatorAddress);
Assert.AreEqual(info.OriginatorPort, x11ChannelOpenInfo.OriginatorPort);
}
public void Load_ForwardedTcpipChannelInfo()
{
var localChannelNumber = (uint)_random.Next(0, int.MaxValue);
var initialWindowSize = (uint)_random.Next(0, int.MaxValue);
var maximumPacketSize = (uint)_random.Next(0, int.MaxValue);
var info = new ForwardedTcpipChannelInfo("connected", 25, "originator", 21);
var target = new ChannelOpenMessage(localChannelNumber, initialWindowSize, maximumPacketSize, info);
var bytes = target.GetBytes();
target.Load(bytes);
Assert.AreEqual(info.ChannelType, _ascii.GetString(target.ChannelType));
Assert.IsNotNull(target.Info);
Assert.AreEqual(initialWindowSize, target.InitialWindowSize);
Assert.AreEqual(localChannelNumber, target.LocalChannelNumber);
Assert.AreEqual(maximumPacketSize, target.MaximumPacketSize);
var forwardedTcpipChannelInfo = target.Info as ForwardedTcpipChannelInfo;
Assert.IsNotNull(forwardedTcpipChannelInfo);
Assert.AreEqual(info.ChannelType, forwardedTcpipChannelInfo.ChannelType);
Assert.AreEqual(info.ConnectedAddress, forwardedTcpipChannelInfo.ConnectedAddress);
Assert.AreEqual(info.ConnectedPort, forwardedTcpipChannelInfo.ConnectedPort);
Assert.AreEqual(info.OriginatorAddress, forwardedTcpipChannelInfo.OriginatorAddress);
Assert.AreEqual(info.OriginatorPort, forwardedTcpipChannelInfo.OriginatorPort);
}
public void Load_SessionChannelOpenInfo()
{
var localChannelNumber = (uint)_random.Next(0, int.MaxValue);
var initialWindowSize = (uint)_random.Next(0, int.MaxValue);
var maximumPacketSize = (uint)_random.Next(0, int.MaxValue);
var info = new SessionChannelOpenInfo();
var target = new ChannelOpenMessage(localChannelNumber, initialWindowSize, maximumPacketSize, info);
var bytes = target.GetBytes();
target.Load(bytes);
Assert.AreEqual(info.ChannelType, _ascii.GetString(target.ChannelType));
Assert.IsNotNull(target.Info);
Assert.AreEqual(initialWindowSize, target.InitialWindowSize);
Assert.AreEqual(localChannelNumber, target.LocalChannelNumber);
Assert.AreEqual(maximumPacketSize, target.MaximumPacketSize);
var sessionChannelOpenInfo = target.Info as SessionChannelOpenInfo;
Assert.IsNotNull(sessionChannelOpenInfo);
Assert.AreEqual(info.ChannelType, sessionChannelOpenInfo.ChannelType);
}
public void Load_DirectTcpipChannelInfo()
{
var localChannelNumber = (uint)_random.Next(0, int.MaxValue);
var initialWindowSize = (uint)_random.Next(0, int.MaxValue);
var maximumPacketSize = (uint)_random.Next(0, int.MaxValue);
var info = new DirectTcpipChannelInfo("host", 22, "originator", 25);
var target = new ChannelOpenMessage(localChannelNumber, initialWindowSize, maximumPacketSize, info);
var bytes = target.GetBytes();
target.Load(bytes);
Assert.AreEqual(info.ChannelType, _ascii.GetString(target.ChannelType));
Assert.IsNotNull(target.Info);
Assert.AreEqual(initialWindowSize, target.InitialWindowSize);
Assert.AreEqual(localChannelNumber, target.LocalChannelNumber);
Assert.AreEqual(maximumPacketSize, target.MaximumPacketSize);
var directTcpChannelInfo = target.Info as DirectTcpipChannelInfo;
Assert.IsNotNull(directTcpChannelInfo);
Assert.AreEqual(info.ChannelType, directTcpChannelInfo.ChannelType);
Assert.AreEqual(info.HostToConnect, directTcpChannelInfo.HostToConnect);
Assert.AreEqual(info.OriginatorAddress, directTcpChannelInfo.OriginatorAddress);
Assert.AreEqual(info.OriginatorPort, directTcpChannelInfo.OriginatorPort);
Assert.AreEqual(info.PortToConnect, directTcpChannelInfo.PortToConnect);
}
