Initialization cleanup

[NovacoinLibrary.git] / Novacoin / CBlockHeader.cs

diff --git a/Novacoin/CBlockHeader.cs b/Novacoin/CBlockHeader.cs
index 0ccc1fb..1c346e6 100644 (file)
--- a/Novacoin/CBlockHeader.cs
+++ b/Novacoin/CBlockHeader.cs
@@ -1,42 +1,98 @@
 \feffusing System;
+using System.Linq;
+using System.Text;
+using System.Collections.Generic;
 
 namespace Novacoin
 {
+       /// <summary>
+       /// Block header
+       /// </summary>
        public class CBlockHeader
        {
                /// <summary>
                /// Version of block schema.
                /// </summary>
-               public uint nVersion;
+               public uint nVersion = 6;
 
                /// <summary>
                /// Previous block hash.
                /// </summary>
-               public Hash256 prevHash;
+               public Hash256 prevHash = new Hash256();
 
                /// <summary>
                /// Merkle root hash.
                /// </summary>
-               public Hash256 merkleRoot;
+               public Hash256 merkleRoot = new Hash256();
 
                /// <summary>
                /// Block timestamp.
                /// </summary>
-               public uint nTime;
+               public uint nTime = 0;
 
                /// <summary>
                /// Compressed difficulty representation.
                /// </summary>
-               public uint nBits;
+               public uint nBits = 0;
 
                /// <summary>
                /// Nonce counter.
                /// </summary>
-               public uint nNonce;
+               public uint nNonce = 0;
 
+        /// <summary>
+        /// Initialize an empty instance
+        /// </summary>
                public CBlockHeader ()
                {
                }
+
+        public CBlockHeader(CBlockHeader h)
+        {
+            nVersion = h.nVersion;
+            prevHash = new Hash256(h.prevHash);
+            merkleRoot = new Hash256(h.merkleRoot);
+            nTime = h.nTime;
+            nBits = h.nBits;
+            nNonce = h.nNonce;
+        }
+
+        public CBlockHeader(byte[] bytes)
+        {
+            nVersion = BitConverter.ToUInt32(bytes, 0);
+            prevHash = new Hash256(bytes, 4);
+            merkleRoot = new Hash256(bytes, 36);
+            nTime = BitConverter.ToUInt32(bytes, 68);
+            nBits = BitConverter.ToUInt32(bytes, 72);
+            nNonce = BitConverter.ToUInt32(bytes, 76);
+        }
+
+        /// <summary>
+        /// Convert current block header instance into sequence of bytes
+        /// </summary>
+        /// <returns>Byte sequence</returns>
+        public IList<byte> Bytes
+        {
+            get
+            {
+                List<byte> r = new List<byte>();
+
+                r.AddRange(BitConverter.GetBytes(nVersion));
+                r.AddRange(prevHash.hashBytes);
+                r.AddRange(merkleRoot.hashBytes);
+                r.AddRange(BitConverter.GetBytes(nTime));
+                r.AddRange(BitConverter.GetBytes(nBits));
+                r.AddRange(BitConverter.GetBytes(nNonce));
+
+                return r;
+            }
+        }
+
+        public override string ToString()
+        {
+            StringBuilder sb = new StringBuilder();
+            sb.AppendFormat("CBlockHeader(nVersion={0}, prevHash={1}, merkleRoot={2}, nTime={3}, nBits={4}, nNonce={5})", nVersion, prevHash.ToString(), merkleRoot.ToString(), nTime, nBits, nNonce);
+            return sb.ToString();
+        }
        }
 }
-