X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=Novacoin%2FCScript.cs;h=817d2fabdb83481864cfaab35f0eca00b4f7873f;hb=1dcac5faa2b1477034f82466ffb16170fa2e9bb6;hp=902e3b2bbafd5dd77aa2be096983cbd9c7cfbb4e;hpb=a321c6c1bc2759c319738de280a542187b45a372;p=NovacoinLibrary.git

diff --git a/Novacoin/CScript.cs b/Novacoin/CScript.cs
index 902e3b2..817d2fa 100644
--- a/Novacoin/CScript.cs
+++ b/Novacoin/CScript.cs
@@ -52,9 +52,9 @@ namespace Novacoin
         /// Return a new instance of ByteQueue object for current code bytes
         /// </summary>
         /// <returns></returns>
-        public ByteQueue GetByteQueue()
+        public InstructionQueue GetInstructionQueue()
         {
-             return new ByteQueue(codeBytes);
+             return new InstructionQueue(ref codeBytes);
         }
 
         /// <summary>
@@ -73,10 +73,10 @@ namespace Novacoin
         ///    New items are added in this format:
         ///    hash_length_byte hash_bytes
         /// </summary>
-        /// <param name="hash">Hash160 instance</param>
-        public void AddHash(Hash160 hash)
+        /// <param name="hash">uint160 instance</param>
+        public void AddHash(uint160 hash)
         {
-            codeBytes.Add((byte)hash.hashSize);
+            codeBytes.Add((byte)hash.Size);
             codeBytes.AddRange((byte[])hash);
         }
 
@@ -85,10 +85,10 @@ namespace Novacoin
         ///    New items are added in this format:
         ///    hash_length_byte hash_bytes
         /// </summary>
-        /// <param name="hash">Hash256 instance</param>
-        public void AddHash(Hash256 hash)
+        /// <param name="hash">uint256 instance</param>
+        public void AddHash(uint256 hash)
         {
-            codeBytes.Add((byte)hash.hashSize);
+            codeBytes.Add((byte)hash.Size);
             codeBytes.AddRange((byte[])hash);
         }
 
@@ -157,7 +157,7 @@ namespace Novacoin
             }
 
             var count = 0;
-            var bq1 = new ByteQueue(codeBytes);
+            var bq1 = new InstructionQueue(ref codeBytes);
 
             byte[] pushData;
             instruction opcode;
@@ -203,7 +203,7 @@ namespace Novacoin
 
             var count = 0;
             var newScript = new CScript();
-            var bq1 = new ByteQueue(codeBytes);
+            var bq1 = new InstructionQueue(ref codeBytes);
 
             while (ScriptCode.GetOp(ref bq1, out opcode, out pushData))
             {
@@ -239,7 +239,7 @@ namespace Novacoin
         {
             get
             {
-                var wCodeBytes = new ByteQueue(codeBytes);
+                var wCodeBytes = new InstructionQueue(ref codeBytes);
 
                 instruction opcode; // Current instruction
                 byte[] pushArgs; // OP_PUSHDATAn argument
@@ -265,7 +265,7 @@ namespace Novacoin
         {
             get
             {
-                var wCodeBytes = new ByteQueue(codeBytes);
+                var wCodeBytes = new InstructionQueue(ref codeBytes);
 
                 byte[] pushArgs; // OP_PUSHDATAn argument
                 instruction opcode; // Current instruction
@@ -352,14 +352,14 @@ namespace Novacoin
         /// </summary>
         /// <param name="fAccurate">Legacy mode flag</param>
         /// <returns>Amount of sigops</returns>
-        public int GetSigOpCount(bool fAccurate)
+        public uint GetSigOpCount(bool fAccurate)
         {
-            var wCodeBytes = new ByteQueue(codeBytes);
+            var wCodeBytes = new InstructionQueue(ref codeBytes);
 
             instruction opcode; // Current instruction
             byte[] pushArgs; // OP_PUSHDATAn argument
 
-            int nCount = 0;
+            uint nCount = 0;
             var lastOpcode = instruction.OP_INVALIDOPCODE;
 
             // Scan instructions sequence
@@ -373,7 +373,7 @@ namespace Novacoin
                 {
                     if (fAccurate && lastOpcode >= instruction.OP_1 && lastOpcode <= instruction.OP_16)
                     {
-                        nCount += ScriptCode.DecodeOP_N(lastOpcode);
+                        nCount += (uint)ScriptCode.DecodeOP_N(lastOpcode);
                     }
                     else
                     {
@@ -391,7 +391,7 @@ namespace Novacoin
         /// </summary>
         /// <param name="scriptSig">pay-to-script-hash scriptPubKey</param>
         /// <returns>SigOps count</returns>
-        public int GetSigOpCount(CScript scriptSig)
+        public uint GetSigOpCount(CScript scriptSig)
         {
             if (!IsPayToScriptHash)
             {
@@ -401,13 +401,20 @@ namespace Novacoin
             // This is a pay-to-script-hash scriptPubKey;
             // get the last item that the scriptSig
             // pushes onto the stack:
-            ByteQueue wScriptSig = scriptSig.GetByteQueue();
+            InstructionQueue wScriptSig = scriptSig.GetInstructionQueue();
+            int nScriptSigSize = scriptSig.Size;
 
             instruction opcode; // Current instruction
-            byte[] pushArgs; // OP_PUSHDATAn argument
+            byte[] pushArgs = new byte[0]; // OP_PUSHDATAn argument
+
 
-            while (ScriptCode.GetOp(ref wScriptSig, out opcode, out pushArgs))
+            while (wScriptSig.Index < nScriptSigSize)
             {
+                if (!ScriptCode.GetOp(ref wScriptSig, out opcode, out pushArgs))
+                {
+                    return 0;
+                }
+
                 if (opcode > instruction.OP_16)
                 {
                     return 0;
@@ -493,9 +500,17 @@ namespace Novacoin
             return script.codeBytes.ToArray();
         }
 
+        /// <summary>
+        /// Script size
+        /// </summary>
+        public int Size
+        {
+            get { return codeBytes.Count; }
+        }
+
         public CScriptID ScriptID
         {
-            get { return new CScriptID(Hash160.Compute160(codeBytes.ToArray())); }
+            get { return new CScriptID(CryptoUtils.ComputeHash160(codeBytes.ToArray())); }
         }
 
         /// <summary>
@@ -505,7 +520,7 @@ namespace Novacoin
 		public override string ToString()
 		{
 			var sb = new StringBuilder();
-            var wCodeBytes = new ByteQueue(codeBytes);
+            var wCodeBytes = new InstructionQueue(ref codeBytes);
 
             instruction opcode; // Current instruction
             byte[] pushArgs; // OP_PUSHDATAn argument