protected Cmd ReadCommand()
{
lock (input) {
Cmd c = ReadCommand0();
if (c.Type != TorControl.Commands.Fragment &&
c.Type != TorControl.Commands.FragmentHeader)
return c;
if (c.Type == TorControl.Commands.Fragment)
throw new TorControlSyntaxException("Fragment without header");
int realType = Bytes.GetU16(c.Body, 0);
int realLen = Bytes.GetU32(c.Body, 2);
Cmd outCmd = new Cmd((TorControl.Commands)realType, realLen);
Array.Copy(c.Body, 6, outCmd.Body, 0, c.Body.Length - 6);
int pos = c.Body.Length-6;
while (pos < realLen) {
c = ReadCommand0();
if (c.Type != TorControl.Commands.Fragment)
throw new TorControlSyntaxException("Incomplete fragmented message");
Array.Copy(c.Body, 0, outCmd.Body, pos, c.Body.Length);
pos += c.Body.Length;
}
return outCmd;
}
}
protected void HandleEvent(Cmd c)
{
TorControl.Event type = (TorControl.Event)Bytes.GetU16(c.Body, 0);
switch (type) {
case TorControl.Event.CircSatus:
if (this.CircuitStatus != null) {
CircuitStatusEventArgs args;
args = new CircuitStatusEventArgs(TorControl.StreamStatusNames[c.Body[2]],
Bytes.GetU32S(c.Body, 3),
Bytes.GetNulTerminatedStr(c.Body, 7));
CircuitStatus(this, args);
}
break;
case TorControl.Event.StreamStatus:
if (this.StreamStatus != null) {
StreamStatusEventArgs args;
args = new StreamStatusEventArgs(TorControl.StreamStatusNames[c.Body[2]],
Bytes.GetU32S(c.Body, 3).ToString(),
Bytes.GetNulTerminatedStr(c.Body, 7));
StreamStatus(this, args);
}
break;
case TorControl.Event.OrConnStatus:
if (this.OrConnStatus != null) {
OrConnStatusEventArgs args;
args = new OrConnStatusEventArgs(TorControl.ORConnStatusNames[c.Body[2]],
Bytes.GetNulTerminatedStr(c.Body, 3));
OrConnStatus(this, args);
}
break;
case TorControl.Event.Bandwidth:
if (this.BandwidthUsed != null) {
BandwidthUsedEventArgs args;
args = new BandwidthUsedEventArgs(Bytes.GetU32(c.Body, 2),
Bytes.GetU32(c.Body, 6));
BandwidthUsed(this, args);
}
break;
case TorControl.Event.NewDescriptor:
if (this.NewDescriptors != null) {
IList lst = new ArrayList();
Bytes.SplitStr(lst, c.Body, 2, (byte)',');
NewDescriptorsEventArgs args;
args = new NewDescriptorsEventArgs(lst);
NewDescriptors(this, args);
}
break;
case TorControl.Event.MsgDebug:
if (this.Message != null) {
MessageEventArgs args;
args = new MessageEventArgs("DEBUG", Bytes.GetNulTerminatedStr(c.Body, 2));
Message(this, args);
}
break;
case TorControl.Event.MsgInfo:
if (this.Message != null) {
MessageEventArgs args;
args = new MessageEventArgs("INFO", Bytes.GetNulTerminatedStr(c.Body, 2));
Message(this, args);
}
break;
case TorControl.Event.MsgNotice:
if (this.Message != null) {
MessageEventArgs args;
args = new MessageEventArgs("NOTICE", Bytes.GetNulTerminatedStr(c.Body, 2));
Message(this, args);
}
break;
case TorControl.Event.MsgWarn:
if (this.Message != null) {
MessageEventArgs args;
args = new MessageEventArgs("WARN", Bytes.GetNulTerminatedStr(c.Body, 2));
Message(this, args);
}
break;
case TorControl.Event.MsgError:
if (this.Message != null) {
MessageEventArgs args;
args = new MessageEventArgs("ERR", Bytes.GetNulTerminatedStr(c.Body, 2));
Message(this, args);
}
break;
default:
if (this.Unrecognized != null) {
// TODO: Check if this is practicable
UnrecognizedEventArgs args;
args = new UnrecognizedEventArgs("UNKNOWN",
Bytes.GetNulTerminatedStr(c.Body, 3));
Unrecognized(this, args);
}
break;
}
}