public void ExecuteJsonMethodAsTokenAsync(string JsonMethod, string ResultElement, object State, JsonMethodCallbackToken Callback)
{
ExecuteJsonMethodAsTokenAsync(JsonMethod, null, ResultElement, State, Callback);
}
public void ExecuteJsonMethodAsTokenAsync(string JsonMethod, Dictionary <string, object> Params, string ResultElement, object State, JsonMethodCallbackToken Callback)
{
byte[] Buffer;
int Length;
lock (UsbLock)
{
string jsonrpc = "2.0";
int id = MessageId++;
string method = JsonMethod;
Dictionary <string, object> @params = new Dictionary <string, object>();
if (Params != null)
{
foreach (KeyValuePair <string, object> Param in Params)
{
if (Param.Value is byte[])
{
@params.Add(Param.Key, ((byte[])Param.Value).Select(b => (int)b).ToArray()); // convert to int-array
}
else
{
@params.Add(Param.Key, Param.Value);
}
}
}
@params.Add("MessageVersion", 0);
string Request = JsonConvert.SerializeObject(new { jsonrpc, id, method, @params });
byte[] OutBuffer = System.Text.Encoding.ASCII.GetBytes(Request);
Device.OutputPipe.BeginWrite(OutBuffer, 0, OutBuffer.Length, (AsyncResultWrite) =>
{
Device.OutputPipe.EndWrite(AsyncResultWrite);
Buffer = new byte[0x10000];
Device.InputPipe.BeginRead(Buffer, 0, 0x10000, (AsyncResultRead) =>
{
Length = Device.InputPipe.EndRead(AsyncResultRead);
Newtonsoft.Json.Linq.JObject ResultMessage = Newtonsoft.Json.Linq.JObject.Parse(System.Text.ASCIIEncoding.ASCII.GetString(Buffer, 0, Length));
JToken ResultToken = ResultMessage.Root.SelectToken("result");
if ((ResultToken == null) || (ResultElement == null))
{
Callback(AsyncResultRead.AsyncState, null);
}
Callback(AsyncResultRead.AsyncState, ResultToken.SelectToken(ResultElement));
}, AsyncResultWrite.AsyncState);
}, State);
}
}
