public static byte[] EditHost(byte[] raw, int localPort)
{
var swf = new Swf();
swf.Decompile(raw);
foreach (var doAbcTag in swf.DoAbcTagList)
{
var abc = doAbcTag.AbcData;
var constantPool = abc.ConstantPool;
var localServer = $"info@{ProductConfiguration.LocalIP}";
foreach (var instance in abc.InstanceArray)
{
var className = instance.Name.MKQName.Name;
var nameSpace = instance.ProtectedNamespace?.Name?.String;
var traits = instance.TraitArray.GetTraits();
if (nameSpace != "ProductConfiguration")
{
continue;
}
foreach (var trait in traits)
{
var memberName = trait.Name.MKQName.Name;
if (memberName == "infoHost")
{
var method = ((TraitGetter)trait.Trait).Method;
var bin = method.MethodBody.Code;
var byteCode = new ByteCode(bin, abc);
var instructions = new List <As3Instruction>();
var index = constantPool.StringArrayLength;
var stringInfo = new StringInfo(index, localServer);
constantPool.SetStringAt(stringInfo, index);
instructions.Add(new As3PushString(index));
instructions.Add(new As3ReturnValue());
var count = 0;
foreach (var instruction in instructions)
{
byteCode.AddInstructionAt(instruction, count++);
}
while (byteCode.GetInstructions().Count > count)
{
byteCode.RemoveInstructionAt(count - 1);
}
method.MethodBody.Code = byteCode.GetBytes();
}
else if (memberName == "infoWebSocketPort")
{
var method = ((TraitGetter)trait.Trait).Method;
var bin = method.MethodBody.Code;
var byteCode = new ByteCode(bin, abc);
var instructions = byteCode.GetInstructions();
for (var count = 0; count < instructions.Count; count++)
{
if (instructions[count] is As3PushShort port &&
443 == port.Short)
{
var index = constantPool.IntArrayLength;
constantPool.SetIntAt(localPort, index);
instructions[count] = new As3PushInt(index);
}
}
method.MethodBody.Code = byteCode.GetBytes();
}
}
}
}
return(swf.Compile());
}
