nMaxSigOps constant.

[NovacoinLibrary.git] / Novacoin / CBlock.cs

diff --git a/Novacoin/CBlock.cs b/Novacoin/CBlock.cs
index 79d07d4..3f72c68 100644 (file)
--- a/Novacoin/CBlock.cs
+++ b/Novacoin/CBlock.cs
@@ -47,6 +47,16 @@ namespace Novacoin
     /// </summary>
     public class CBlock
        {
+        /// <summary>
+        /// Maximum block size is 1Mb.
+        /// </summary>
+        public const uint nMaxBlockSize = 1000000;
+
+        /// <summary>
+        /// Sanity threshold for amount of sigops.
+        /// </summary>
+        public const uint nMaxSigOps = 20000;
+
                /// <summary>
                /// Block header.
                /// </summary>
@@ -88,16 +98,19 @@ namespace Novacoin
                {
             try
             {
-                ByteQueue wBytes = new ByteQueue(ref blockBytes);
+                var stream = new MemoryStream(blockBytes);
+                var reader = new BinaryReader(stream);
 
                 // Fill the block header fields
-                header = new CBlockHeader(wBytes.Get(80));
+                header = new CBlockHeader(ref reader);               
 
                 // Parse transactions list
-                vtx = CTransaction.ReadTransactionsList(ref wBytes);
+                vtx = CTransaction.ReadTransactionsList(ref reader);
 
                 // Read block signature
-                signature = wBytes.Get((int)wBytes.GetVarInt());
+                signature = reader.ReadBytes((int)VarInt.ReadVarInt(ref reader));
+
+                reader.Close();
             }
             catch (Exception e)
             {
@@ -119,7 +132,7 @@ namespace Novacoin
             uint nSigOps = 0; // total sigops
 
             // Basic sanity checkings
-            if (vtx.Length == 0 || Size > 1000000)
+            if (vtx.Length == 0 || Size > nMaxBlockSize)
             {
                 return false;
             }
@@ -242,7 +255,7 @@ namespace Novacoin
             }
 
             // Reject block if validation would consume too much resources.
-            if (nSigOps > 50000)
+            if (nSigOps > nMaxSigOps)
             {
                 return false;
             }