public static async Task <Step3_Response> DoAuthentication(TcpTransport transport)
{
var sender = new MtProtoPlainSender(transport);
var step1 = new Step1_PQRequest();
await sender.Send(step1.ToBytes());
var step1Response = step1.FromBytes(await sender.Receive());
var step2 = new Step2_DHExchange();
await sender.Send(step2.ToBytes(
step1Response.Nonce,
step1Response.ServerNonce,
step1Response.Fingerprints,
step1Response.Pq));
var step2Response = step2.FromBytes(await sender.Receive());
var step3 = new Step3_CompleteDHExchange();
await sender.Send(step3.ToBytes(
step2Response.Nonce,
step2Response.ServerNonce,
step2Response.NewNonce,
step2Response.EncryptedAnswer));
var step3Response = step3.FromBytes(await sender.Receive());
return(step3Response);
}
public static async Task <Step3_Response> DoAuthentication(TcpTransport transport, CancellationToken token = default(CancellationToken))
{
token.ThrowIfCancellationRequested();
var sender = new MtProtoPlainSender(transport);
var step1 = new Step1_PQRequest();
await sender.Send(step1.ToBytes(), token).ConfigureAwait(false);
var step1Response = step1.FromBytes(await sender.Receive(token).ConfigureAwait(false));
var step2 = new Step2_DHExchange();
await sender.Send(step2.ToBytes(
step1Response.Nonce,
step1Response.ServerNonce,
step1Response.Fingerprints,
step1Response.Pq), token).ConfigureAwait(false);
var step2Response = step2.FromBytes(await sender.Receive(token).ConfigureAwait(false));
var step3 = new Step3_CompleteDHExchange();
await sender.Send(step3.ToBytes(
step2Response.Nonce,
step2Response.ServerNonce,
step2Response.NewNonce,
step2Response.EncryptedAnswer), token).ConfigureAwait(false);
var step3Response = step3.FromBytes(await sender.Receive(token).ConfigureAwait(false));
return(step3Response);
}
private async Task <Step3Response> DoAuthentication()
{
Log.Info("Try do authentication");
var step1 = new Step1PqRequest();
var step1Result = await MtProtoPlainSender.SendAndReceive(step1.ToBytes());
var step1Response = step1.FromBytes(step1Result);
Log.Debug("First step is done");
var step2 = new Step2DhExchange();
var step2Result = await MtProtoPlainSender.SendAndReceive(step2.ToBytes(
step1Response.Nonce,
step1Response.ServerNonce,
step1Response.Fingerprints,
step1Response.Pq));
var step2Response = step2.FromBytes(step2Result);
Log.Debug("Second step is done");
var step3 = new Step3CompleteDhExchange();
var step3Result = await MtProtoPlainSender.SendAndReceive(step3.ToBytes(
step2Response.Nonce,
step2Response.ServerNonce,
step2Response.NewNonce,
step2Response.EncryptedAnswer));
var step3Response = step3.FromBytes(step3Result);
Log.Debug("Third step is done");
return(step3Response);
}
public static async Task <Step3_Response> Authenticate(string serverAddress, int port)
{
using (var transport = new TcpTransport(serverAddress, port))
{
var sender = new MtProtoPlainSender(transport);
var step1 = new Step1_PQRequest();
await sender.Send(step1.ToBytes());
var step1Response = step1.FromBytes(await sender.Receive());
var step2 = new Step2_DHExchange();
await sender.Send(step2.ToBytes(
step1Response.Nonce,
step1Response.ServerNonce,
step1Response.Fingerprints,
step1Response.Pq));
var step2Response = step2.FromBytes(await sender.Receive());
var step3 = new Step3_CompleteDHExchange();
await sender.Send(step3.ToBytes(
step2Response.Nonce,
step2Response.ServerNonce,
step2Response.NewNonce,
step2Response.EncryptedAnswer));
var step3Response = step3.FromBytes(await sender.Receive());
step3Response.serverSalt = BitConverter.ToUInt64(step2.newNonce, 0) ^ BitConverter.ToUInt64(step1Response.ServerNonce, 0);
return(step3Response);
}
}
