public static Message ReadNext(Stream stream, Network network, ProtocolVersion version, CancellationToken cancellationToken, byte[] buffer, out PerformanceCounter counter)
{
BitcoinStream bitStream = new BitcoinStream(stream, false)
{
ProtocolVersion = version,
ReadCancellationToken = cancellationToken
};
if(!network.ReadMagic(stream, cancellationToken, true))
throw new FormatException("Magic incorrect, the message comes from another network");
Message message = new Message();
message._Buffer = buffer;
using(message.SkipMagicScope(true))
{
message.Magic = network.Magic;
message.ReadWrite(bitStream);
}
counter = bitStream.Counter;
return message;
}
public void CanParseReject()
{
var hex = "f9beb4d972656a6563740000000000003a000000db7f7e7802747812156261642d74786e732d696e707574732d7370656e74577a9694da4ff41ae999f6591cff3749ad6a7db19435f3d8af5fecbcff824196";
Message message = new Message();
message.ReadWrite(Encoders.Hex.DecodeData(hex));
var reject = (RejectPayload)message.Payload;
Assert.True(reject.Message == "tx");
Assert.True(reject.Code == RejectCode.DUPLICATE);
Assert.True(reject.CodeType == RejectCodeType.Transaction);
Assert.True(reject.Reason == "bad-txns-inputs-spent");
Assert.True(reject.Hash == uint256.Parse("964182ffbcec5fafd8f33594b17d6aad4937ff1c59f699e91af44fda94967a57"));
}
public static Message ReadNext(Socket socket, Network network, ProtocolVersion version, CancellationToken cancellationToken)
{
var stream = new NetworkStream(socket, false);
BitcoinStream bitStream = new BitcoinStream(stream, false)
{
ProtocolVersion = version,
ReadCancellationToken = cancellationToken
};
network.ReadMagic(stream, cancellationToken);
Message message = new Message();
using(message.SkipMagicScope(true))
{
message.Magic = network.Magic;
NodeServerTrace.Trace.TraceEvent(TraceEventType.Verbose, 0, "Message recieved");
message.ReadWrite(bitStream);
}
return message;
}
//Copied from https://en.bitcoin.it/wiki/Protocol_specification (19/04/2014)
public void CanParseMessages()
{
var EST = TimeZoneInfo.FindSystemTimeZoneById("Eastern Standard Time");
var tests = new[]
{
new
{
Version = ProtocolVersion.INIT_PROTO_VERSION,
Message = "f9beb4d976657273696f6e0000000000550000009c7c00000100000000000000e615104d00000000010000000000000000000000000000000000ffff0a000001208d010000000000000000000000000000000000ffff0a000002208ddd9d202c3ab457130055810100",
Test = new Action<object>(o=>
{
var version = (VersionPayload)o;
Assert.Equal((ulong)0x1357B43A2C209DDD, version.Nonce);
Assert.Equal("", version.UserAgent);
Assert.Equal("::ffff:10.0.0.2", version.AddressFrom.Address.ToString());
Assert.Equal(8333, version.AddressFrom.Port);
Assert.Equal(0x00018155, version.StartHeight);
Assert.Equal((ProtocolVersion)31900, version.Version);
})
},
new
{
Version = ProtocolVersion.MEMPOOL_GD_VERSION,
Message = "f9beb4d976657273696f6e000000000064000000358d493262ea0000010000000000000011b2d05000000000010000000000000000000000000000000000ffff000000000000000000000000000000000000000000000000ffff0000000000003b2eb35d8ce617650f2f5361746f7368693a302e372e322fc03e0300",
Test = new Action<object>(o=>
{
var version = (VersionPayload)o;
Assert.Equal("/Satoshi:0.7.2/", version.UserAgent);
Assert.Equal(0x00033EC0, version.StartHeight);
})
},
new
{
Version = ProtocolVersion.PROTOCOL_VERSION,
Message = "f9beb4d976657261636b000000000000000000005df6e0e2",
Test = new Action<object>(o=>
{
var verack = (VerAckPayload)o;
})
},
new
{
Version = ProtocolVersion.MEMPOOL_GD_VERSION,
Message = "f9beb4d96164647200000000000000001f000000ed52399b01e215104d010000000000000000000000000000000000ffff0a000001208d",
Test = new Action<object>(o=>
{
var addr = (AddrPayload)o;
Assert.Equal(1, addr.Addresses.Length);
//"Mon Dec 20 21:50:10 EST 2010"
var date = TimeZoneInfo.ConvertTime(addr.Addresses[0].Time,EST);
Assert.Equal(20,date.Day);
Assert.Equal(12, date.Month);
Assert.Equal(2010, date.Year);
Assert.Equal(21, date.Hour);
})
},
};
foreach(var test in tests)
{
var message = Network.Main.ParseMessage(TestUtils.ParseHex(test.Message), test.Version);
test.Test(message.Payload);
var bytes = message.ToBytes(test.Version);
var old = message;
message = new Message();
message.FromBytes(bytes, test.Version);
test.Test(message.Payload);
Assert.Equal(test.Message, Encoders.Hex.EncodeData(message.ToBytes(test.Version)));
}
}
public IncomingMessage(Payload payload, Network network)
{
Message = new Message();
Message.Magic = network.Magic;
Message.Payload = payload;
}
