/**
* Novacoin classes library
* Copyright (C) 2015 Alex D. (balthazar.ad@gmail.com)
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*/
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.Text;
namespace Novacoin
{
public class COutPoint
{
///
/// Hash of parent transaction.
///
public Hash256 hash;
///
/// Parent input number.
///
public uint n;
///
/// Out reference is always 36 bytes long.
///
public const int Size = 36;
public COutPoint()
{
hash = new Hash256();
n = uint.MaxValue;
}
public COutPoint(Hash256 hashIn, uint nIn)
{
hash = hashIn;
n = nIn;
}
public COutPoint(COutPoint o)
{
hash = new Hash256(o.hash);
n = o.n;
}
public COutPoint(byte[] bytes)
{
Contract.Requires(bytes.Length == 36, "Any valid outpoint reference data item is exactly 36 bytes long.");
hash = new Hash256(bytes);
n = BitConverter.ToUInt32(bytes, 32);
}
public bool IsNull
{
get { return hash.IsZero && n == uint.MaxValue; }
}
public static implicit operator byte[] (COutPoint o)
{
var r = new List();
r.AddRange((byte[])o.hash);
r.AddRange(BitConverter.GetBytes(o.n));
return r.ToArray();
}
public override string ToString()
{
var sb = new StringBuilder();
sb.AppendFormat("COutPoint({0}, {1})", hash.ToString(), n);
return sb.ToString();
}
}
}