internal void SendMsgChannelExtendedData(SshChannel channel, SshExtendedDataType dataType,
byte[] data)
{
if (_isDisposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Check if data is too large to send.
if (data.Length > Math.Min(channel.MaxPacketSize, channel.WindowSize))
{
throw new InvalidOperationException("Data is too large to send in one packet.");
}
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelExtendedData);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write((uint)dataType);
msgWriter.WriteByteString(data);
_client.SendPacket <SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelFailure(SshChannel channel)
{
if (_isDisposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelFailure);
msgWriter.Write(channel.ClientChannel);
_client.SendPacket <SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelRequest(SshChannel channel, string requestType, bool wantReply,
byte[] requestData)
{
if (_isDisposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelRequest);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write(requestType);
msgWriter.Write(wantReply);
msgWriter.Write(requestData);
_client.SendPacket <SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelOpenFailure(SshChannel channel, SshChannelOpenFailureReason reason,
string description, string language)
{
if (_isDisposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelOpenFailure);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write((uint)reason);
msgWriter.WriteByteString(Encoding.UTF8.GetBytes(description));
msgWriter.Write(language);
_client.SendPacket <SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelOpenConfirmation(SshChannel channel)
{
if (_isDisposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelOpenConfirmation);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write(channel.ServerChannel);
msgWriter.Write(channel.WindowSize);
msgWriter.Write(channel.MaxPacketSize);
// Write channel-specific data.
channel.WriteChannelOpenConfirmationData();
_client.SendPacket <SshConnectionMessage>(msgStream.ToArray());
}
}
public ChannelEventArgs(SshChannel channel)
: base()
{
this.Channel = channel;
}
public ChannelEventArgs(SshChannel channel)
: base()
{
this.Channel = channel;
}
public ChannelListChangedEventArgs(SshChannel channel, ChannelListAction action)
: base(channel)
{
this.Action = action;
}
internal void SendMsgChannelWindowAdjust(SshChannel channel, uint bytesToAdd)
{
if (_isDisposed) throw new ObjectDisposedException(this.GetType().FullName);
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelWindowAdjust);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write(bytesToAdd);
_client.SendPacket<SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelRequest(SshChannel channel, string requestType, bool wantReply,
byte[] requestData)
{
if (_isDisposed) throw new ObjectDisposedException(this.GetType().FullName);
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelRequest);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write(requestType);
msgWriter.Write(wantReply);
msgWriter.Write(requestData);
_client.SendPacket<SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelOpenFailure(SshChannel channel, SshChannelOpenFailureReason reason,
string description, string language)
{
if (_isDisposed) throw new ObjectDisposedException(this.GetType().FullName);
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelOpenFailure);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write((uint)reason);
msgWriter.WriteByteString(Encoding.UTF8.GetBytes(description));
msgWriter.Write(language);
_client.SendPacket<SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelOpenConfirmation(SshChannel channel)
{
if (_isDisposed) throw new ObjectDisposedException(this.GetType().FullName);
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelOpenConfirmation);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write(channel.ServerChannel);
msgWriter.Write(channel.WindowSize);
msgWriter.Write(channel.MaxPacketSize);
// Write channel-specific data.
channel.WriteChannelOpenConfirmationData();
_client.SendPacket<SshConnectionMessage>(msgStream.ToArray());
}
}
internal void SendMsgChannelExtendedData(SshChannel channel, SshExtendedDataType dataType,
byte[] data)
{
if (_isDisposed) throw new ObjectDisposedException(this.GetType().FullName);
// Check if data is too large to send.
if (data.Length > Math.Min(channel.MaxPacketSize, channel.WindowSize))
throw new InvalidOperationException("Data is too large to send in one packet.");
// Create message to send.
using (var msgStream = new MemoryStream())
using (var msgWriter = new SshStreamWriter(msgStream))
{
msgWriter.Write((byte)SshConnectionMessage.ChannelExtendedData);
msgWriter.Write(channel.ClientChannel);
msgWriter.Write((uint)dataType);
msgWriter.WriteByteString(data);
_client.SendPacket<SshConnectionMessage>(msgStream.ToArray());
}
}
