public static Transaction Deserialize(byte[] rawTransaction)
{
if (rawTransaction == null)
{
throw new ArgumentNullException(nameof(rawTransaction));
}
int version;
Input[] inputs;
Output[] outputs;
uint lockTime;
var cursor = new ByteCursor(rawTransaction);
try
{
version = cursor.ReadInt32();
var inputCount = cursor.ReadCompact();
if (inputCount > TransactionRules.MaxInputs)
{
var reason = $"Input count {inputCount} exceeds maximum value {TransactionRules.MaxInputs}";
throw new EncodingException(typeof(Transaction), cursor, reason);
}
inputs = new Input[inputCount];
for (int i = 0; i < (int)inputCount; i++)
{
var previousHash = new Sha256Hash(cursor.ReadBytes(Sha256Hash.Length));
var previousIndex = cursor.ReadUInt32();
var previousOutPoint = new OutPoint(previousHash, previousIndex);
var signatureScript = cursor.ReadVarBytes(TransactionRules.MaxPayload);
var sequence = cursor.ReadUInt32();
inputs[i] = new Input(previousOutPoint, signatureScript, sequence);
}
var outputCount = cursor.ReadCompact();
if (outputCount > TransactionRules.MaxOutputs)
{
var reason = $"Output count {outputCount} exceeds maximum value {TransactionRules.MaxOutputs}";
throw new EncodingException(typeof(Transaction), cursor, reason);
}
outputs = new Output[outputCount];
for (int i = 0; i < (int)outputCount; i++)
{
var amount = (Amount)cursor.ReadInt64();
var pkScript = cursor.ReadVarBytes(TransactionRules.MaxPayload);
outputs[i] = new Output(amount, pkScript);
}
lockTime = cursor.ReadUInt32();
}
catch (Exception ex) when(!(ex is EncodingException))
{
throw new EncodingException(typeof(Transaction), cursor, ex);
}
return(new Transaction(version, inputs, outputs, lockTime));
}
public OutPoint(Sha256Hash hash, uint index)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
Hash = hash;
Index = index;
}
public BlockIdentity(Sha256Hash hash, int height)
{
Hash = hash;
Height = height;
}