static void Main(string[] args)
{
Neo.VM.ScriptBuilder builder = new Neo.VM.ScriptBuilder();
builder.Emit(Neo.VM.OpCode.NOP);
builder.EmitPush(1);
builder.EmitPush(2);
builder.Emit(Neo.VM.OpCode.ADD);
builder.Emit(Neo.VM.OpCode.RET);
var machinecode = builder.ToArray();
var hexstr = "0x";
foreach (var m in machinecode)
{
hexstr += m.ToString("X02");
}
Console.WriteLine("machinecode=" + hexstr);
//run machinecode with neovm
var engine = new Neo.VM.ExecutionEngine();
engine.LoadScript(machinecode);
engine.Execute();
//show result
var calcstack = engine.ResultStack;
var v = calcstack.Peek();
Console.WriteLine("retvalue=" + v.GetBigInteger());
Console.ReadLine();
}
static void Main(string[] args)
{
string srccode = @"
static class Program
{
static int Main()
{
int a=1;
int b=2;
return a+b;
}
}
";
//step01 get a c# dll;
byte[] dll = GetILDLL(srccode);
DumpILDLL(dll);
//step02 compile AST->ASMLProject
Neo.ASML.Node.ASMProject proj = Compiler.Compile(dll);
proj.Dump((str) => Console.WriteLine(str));
//step03 link ASML->machinecode
var module = Neo.ASML.Linker.Linker.CreateModule(proj);
module.Dump((str) => Console.WriteLine(str));
var machinecode = Neo.ASML.Linker.Linker.Link(module);
DumpAVM(machinecode);
//run machinecode with neovm
var engine = new Neo.VM.ExecutionEngine();
engine.LoadScript(machinecode);
engine.Execute();
//show result
var calcstack = engine.ResultStack;
var v = calcstack.Peek();
Console.WriteLine("retvalue=" + v.GetBigInteger());
}
static void Main(string[] args)
{
string srccode = @"
class Program
{
static void Main()
{
int a=1;
int b=2;
return a+b;
}
}
";
//step01 srccode -> AST
var ast = Microsoft.CodeAnalysis.CSharp.CSharpSyntaxTree.ParseText(srccode);
var root = ast.GetRoot();
DumpAst(root);
//step02 compile AST->ASMLProject
Neo.ASML.Node.ASMProject proj = Compiler.Compile(root);
//step03 link ASML->machinecode
var module = Neo.ASML.Linker.Linker.CreateModule(proj);
module.Dump((str) => Console.WriteLine(str));
var machinecode = Neo.ASML.Linker.Linker.Link(module);
DumpAVM(machinecode);
//run machinecode with neovm
var engine = new Neo.VM.ExecutionEngine();
engine.LoadScript(machinecode);
engine.Execute();
//show result
var calcstack = engine.ResultStack;
var v = calcstack.Peek();
Console.WriteLine("retvalue=" + v.GetBigInteger());
}
static void Main(string[] args)
{
var srccode = " 1 + 2 + 4 + 5";
var ast = ParseSyntaxNode(srccode);
DumpAST(ast);
Neo.VM.ScriptBuilder builder = new Neo.VM.ScriptBuilder();
EmitCode(builder, ast);
builder.Emit(Neo.VM.OpCode.RET);
var machinecode = builder.ToArray();
var hexstr = "0x";
foreach (var m in machinecode)
{
hexstr += m.ToString("X02");
}
Console.WriteLine("machinecode=" + hexstr);
//run machinecode with neovm
var engine = new Neo.VM.ExecutionEngine();
engine.LoadScript(machinecode);
engine.Execute();
//show result
var calcstack = engine.ResultStack;
var v = calcstack.Peek();
Console.WriteLine("retvalue=" + v.GetBigInteger());
Console.ReadLine();
}
/// <summary>
/// Invoke of NeoVM
/// </summary>
/// <param name="method">Method</param>
/// <param name="engine">Engine</param>
/// <returns>Return true if works</returns>
public bool Invoke(byte[] method, Neo.VM.ExecutionEngine engine)
{
return(_service.Invoke(method, _engine));
}
