public void Create()
{
// create the first part.
using (var stream = new MemoryStream())
{
stream.WriteValueU32(Version.LittleEndian()); // write version
if (PoolConfig.Coin.Options.IsProofOfStakeHybrid) // if coin is a proof-of-stake coin
{
stream.WriteValueU32(BlockTemplate.CurTime); // include time-stamp in the transaction.
}
// write transaction input
stream.WriteBytes(Serializers.VarInt(InputsCount));
stream.WriteBytes(Inputs.First().PreviousOutput.Hash.Bytes);
stream.WriteValueU32(Inputs.First().PreviousOutput.Index.LittleEndian());
// write signature script lenght
var signatureScriptLenght = (UInt32)(Inputs.First().SignatureScript.Initial.Length + ExtraNonce.ExtraNoncePlaceholder.Length + Inputs.First().SignatureScript.Final.Length);
stream.WriteBytes(Serializers.VarInt(signatureScriptLenght).ToArray());
stream.WriteBytes(Inputs.First().SignatureScript.Initial);
Initial = stream.ToArray();
}
/* The generation transaction must be split at the extranonce (which located in the transaction input
* scriptSig). Miners send us unique extranonces that we use to join the two parts in attempt to create
* a valid share and/or block. */
// create the second part.
using (var stream = new MemoryStream())
{
// transaction input
stream.WriteBytes(Inputs.First().SignatureScript.Final);
stream.WriteValueU32(Inputs.First().Sequence);
// transaction inputs end here.
// transaction output
var outputBuffer = Outputs.GetBuffer();
stream.WriteBytes(outputBuffer);
// transaction output ends here.
stream.WriteValueU32(LockTime.LittleEndian());
if (PoolConfig.Coin.Options.TxMessageSupported)
{
stream.WriteBytes(TxMessage);
}
Final = stream.ToArray();
}
}
public void TestOutputs()
{
var outputs = new Outputs(_daemonClient);
// setup the outputs based on the sample.
double blockReward = 5000000000; // the amount rewarded by the block.
// sample recipient
const string recipient = "mrwhWEDnU6dUtHZJ2oBswTpEdbBHgYiMji";
var amount = blockReward * 0.01;
blockReward -= amount;
outputs.AddRecipient(recipient, amount);
// sample pool wallet
const string poolWallet = "mk8JqN1kNWju8o3DXEijiJyn7iqkwktAWq";
outputs.AddPoolWallet(poolWallet, blockReward);
// test the recipient rewards
outputs.List.Last().Value.Should().Equal((UInt64)0x0000000002faf080); // packInt64LE: 80f0fa0200000000
outputs.List.Last().PublicKeyScriptLenght.Should().Equal(new byte[] { 0x19 });
outputs.List.Last().PublicKeyScript.ToHexString().Should().Equal("76a9147d576fbfca48b899dc750167dd2a2a6572fff49588ac");
// test the pool wallet
outputs.List.First().Value.Should().Equal((UInt64)0x00000001270b0180); // packInt64LE: 80010b2701000000
outputs.List.First().PublicKeyScriptLenght.Should().Equal(new byte[] { 0x19 });
outputs.List.First().PublicKeyScript.ToHexString().Should().Equal("76a914329035234168b8da5af106ceb20560401236849888ac");
// test the outputs buffer.
outputs.GetBuffer().ToHexString().Should().Equal("0280010b27010000001976a914329035234168b8da5af106ceb20560401236849888ac80f0fa02000000001976a9147d576fbfca48b899dc750167dd2a2a6572fff49588ac");
}