public int SendHttpPost(string host, string path, int port, SPWF04SxConnectionSecurityType connectionSecurity)
{
if (this.activeHttpCommand != null)
{
throw new InvalidOperationException();
}
this.activeHttpCommand = this.GetCommand()
.AddParameter(host)
.AddParameter(path)
.AddParameter(port.ToString())
.AddParameter(connectionSecurity == SPWF04SxConnectionSecurityType.None ? "0" : "2")
.AddParameter(null)
.AddParameter(null)
.AddParameter(null)
.AddParameter(null)
.Finalize(SPWF04SxCommandIds.HTTPPOST);
this.EnqueueCommand(this.activeHttpCommand);
var result = this.activeHttpCommand.ReadString();
if (connectionSecurity == SPWF04SxConnectionSecurityType.Tls && result == string.Empty)
{
result = this.activeHttpCommand.ReadString();
if (result.IndexOf("Loading:") == 0)
{
result = this.activeHttpCommand.ReadString();
}
}
return(result.Split(':') is var parts && parts[0] == "Http Server Status Code" ? int.Parse(parts[1]) : throw new Exception($"Request failed: {result}"));
}
protected void EnqueueCommand(SPWF04SxCommand cmd)
{
lock (this.pendingCommands) {
this.pendingCommands.Enqueue(cmd);
this.ReadyNextCommand();
}
}
private void ReadyNextCommand()
{
lock (this.pendingCommands) {
if (this.pendingCommands.Count != 0)
{
var cmd = (SPWF04SxCommand)this.pendingCommands.Dequeue();
cmd.SetPayloadBuffer(this.readPayloadBuffer);
this.activeCommand = cmd;
}
else
{
this.activeCommand = null;
}
}
}
protected void FinishCommand(SPWF04SxCommand cmd)
{
if (this.activeCommand != cmd)
{
throw new ArgumentException();
}
lock (this.pendingCommands) {
cmd.Reset();
this.commandPool.Release(cmd);
this.ReadyNextCommand();
}
}
public int ReadHttpResponse(byte[] buffer, int offset, int count)
{
if (this.activeHttpCommand == null)
{
throw new InvalidOperationException();
}
var len = this.activeHttpCommand.ReadBuffer(buffer, offset, count);
if (len == 0)
{
this.FinishCommand(this.activeHttpCommand);
this.activeHttpCommand = null;
}
return(len);
}
public void TurnOff()
{
if (!this.running)
{
return;
}
this.reset.SetDriveMode(GpioPinDriveMode.Output);
this.reset.Write(GpioPinValue.Low);
this.running = false;
this.worker.Join();
this.worker = null;
this.pendingCommands.Clear();
this.readPayloadBuffer.Reset();
this.netifSockets.Clear();
this.nextSocketId = 0;
this.activeCommand = null;
this.activeHttpCommand = null;
this.commandPool.ResetAll();
}
