X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=Novacoin%2FCTxOut.cs;h=3e3d4c18bf4fd0c5c299da3ee595afb67408e9f1;hb=12a559c6cb61ae1c22e2859742ea0edd552eca07;hp=920fcd5f95f6b341067d8184c345d73c5d724874;hpb=9558aa4b58373db5fb7ba81f1449d05b0be08fa1;p=NovacoinLibrary.git

diff --git a/Novacoin/CTxOut.cs b/Novacoin/CTxOut.cs
index 920fcd5..3e3d4c1 100644
--- a/Novacoin/CTxOut.cs
+++ b/Novacoin/CTxOut.cs
@@ -12,7 +12,7 @@ namespace Novacoin
 		/// <summary>
 		/// Input value.
 		/// </summary>
-        public ulong nValue;
+        public long nValue = -1;
 
 		/// <summary>
 		/// Second half of script which contains spending instructions.
@@ -81,6 +81,28 @@ namespace Novacoin
             }
         }
 
+        public void SetNull()
+        {
+            nValue = -1;
+            scriptPubKey.SetNullDestination();
+        }
+
+        public void SetEmpty()
+        {
+            nValue = 0;
+            scriptPubKey.SetNullDestination();
+        }
+
+        public bool IsNull
+        {
+            get { return (nValue == -1); }
+        }
+
+        public bool IsEmpty
+        {
+           get { return nValue == 0 && scriptPubKey.IsNull; }
+        }
+
 		public override string ToString ()
 		{
 			StringBuilder sb = new StringBuilder ();