public static bool UnpackBytes(ReadBuffer rb, ref byte[] value)
{
byte t = rb.MoveNext();
if (t == 0xc0)
{
value = null;
return(true);
}
switch (t)
{
case 0xc4: // bin8
{
if (rb.Left() < 1)
{
Console.WriteLine("UnpackBytes bin8 length failed");
return(false);
}
byte slen = rb.MoveNext();
if (rb.Left() < slen)
{
Console.WriteLine("UnpackBytes bin failed");
return(false);
}
value = rb.CopyBytes(slen);
rb.MoveOffset(slen);
break;
}
case 0xc5: // bin16
{
ushort slen = 0;
if (rb.Left() < 2)
{
Console.WriteLine("UnpackBytes bin16 length failed");
return(false);
}
ReadNumber(rb.Data(), rb.Offset(), ref slen);
rb.MoveOffset(2);
if (rb.Left() < slen)
{
Console.WriteLine("UnpackBytes bin16 failed");
return(false);
}
value = rb.CopyBytes(slen);
rb.MoveOffset(slen);
break;
}
case 0xc6: // bin32
{
uint slen = 0;
if (rb.Left() < 4)
{
Console.WriteLine("UnpackBytes bin32 length failed");
return(false);
}
ReadNumber(rb.Data(), rb.Offset(), ref slen);
rb.MoveOffset(4);
if (rb.Left() < slen)
{
Console.WriteLine("UnpackBytes bin32 failed");
return(false);
}
value = rb.CopyBytes((int)slen);
rb.MoveOffset((int)slen);
break;
}
default:
{
Console.WriteLine("UnpackBytes unknown type " + t.ToString());
return(false);
}
}
return(true);
}
