private void CheckOpcodesMenuItem_Click(object sender, EventArgs e)
{
// set it reaonly to not change the script
ScriptText.ReadOnly = true;
ParameterTable.Rows[0].Selected = true;
TrackerOutputText.CreateLogMessage(($"Running CheckOpcodes with Thread {Thread.CurrentThread.ManagedThreadId.ToString()} \n"), Utils.Helper.MessageClass.Information);
var engine = new SCTrackerExecutionEngine(TrackerOutputText, null, Crypto.Default);
engine.SCTrackerLoadScript(ScriptText.Text.HexToBytes()); // loads avm
ScriptBuilder sb = ParameterTable.GetScriptBuilder(TrackerOutputText, engine);
engine.LoadScript(sb.ToArray());
TrackerOutputText.CreateLogMessage(($"[Contract:0x{engine.GetScriptHash()}] Added parameters as hex = {sb.ToArray().ToHexString()} \n"), Utils.Helper.MessageClass.Information);
TrackerOutputText.CreateLogMessage("\tTracking:\n", Utils.Helper.MessageClass.Information);
engine.SCTrackerExecute(); // start execution
string state = engine.State == VMState.HALT ? "OK" : "FAIL";
string stateMessage = $"[Contract:0x{engine.GetScriptHash()}] Result = {state} \n";
Utils.Helper.MessageClass mClass = Utils.Helper.MessageClass.Information;
OpCode currentOpCode = OpCode.NOP;
string result = "No result";
if (engine.State == VMState.HALT)
{
result = engine.ResultStack.Peek().ToParameter().ToString();
mClass = Utils.Helper.MessageClass.Success;
}
else if (engine.State == VMState.FAULT)
{
int pos = engine.InvocationStack.Peek().InstructionPointer * 2 - 2;
ScriptText.SelectionStart = pos;
ScriptText.SelectionLength = 2;
ScriptText.SelectionColor = Color.Red;
mClass = Utils.Helper.MessageClass.Error;
}
else
{
int pos = engine.InvocationStack.Peek().InstructionPointer * 2 - 2;
ScriptText.SelectionStart = pos;
ScriptText.SelectionLength = 2;
ScriptText.SelectionColor = Color.DarkGoldenrod;
currentOpCode = (OpCode)Convert.ToByte(ScriptText.Text.Substring(pos, 2), 16);
result = currentOpCode.ToString() + " at position " + pos / 2;
mClass = Utils.Helper.MessageClass.Warning;
}
TrackerOutputText.CreateLogMessage(($"[Contract:0x{engine.GetScriptHash()}] Result = {result} \n"), mClass);
TrackerOutputText.CreateLogMessage(stateMessage, mClass);
TrackerOutputText.CreateLogMessage("CheckOpcodes Finishes \n", Utils.Helper.MessageClass.Information);
// put it back to be changed
ScriptText.ReadOnly = false;
}
public static ScriptBuilder GetScriptBuilder(this DataGridView ParameterTable, RichTextBox Logger, SCTrackerExecutionEngine engine)
{
ScriptBuilder sb = new ScriptBuilder();
for (int i = ParameterTable.Rows.Count - 2; i >= 0; --i)
{
string type = ParameterTable.Rows[i].Cells[0].Value.ToString();
string value = ParameterTable.Rows[i].Cells[1].Value.ToString();
switch (type)
{
case "byte[]":
sb.EmitPush(value.HexToBytes());
break;
case "BigInteger":
sb.EmitPush(BigInteger.Parse(value));
break;
case "bool":
sb.EmitPush(Convert.ToBoolean(value));
break;
case "string":
sb.EmitPush(value);
break;
default:
break;
}
Logger.CreateLogMessage(($"[Contract:0x{engine.GetScriptHash()}] Add parameter {type} = {value} \n"), Utils.Helper.MessageClass.Information);
}
return(sb);
}
