public static LuaDecompiler.DecompiledOPCode DoOperator(LuaFile.LuaFunction function, LuaFile.LuaOPCode opCode, string Operator)
{
LuaDecompiler.DecompiledOPCode str;
string returnVal = function.getNewReturnVal();
if (opCode.C > 255)
{
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("local {0} = {1} {2} {3}",
returnVal,
function.Strings[opCode.C - 256].String,
Operator,
function.Registers[opCode.B]));
}
else
{
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("local {0} = {1} {2} {3}",
returnVal,
function.Registers[opCode.C],
Operator,
function.Registers[opCode.B]));
}
function.Registers[opCode.A] = returnVal;
return(str);
}
public static LuaDecompiler.DecompiledOPCode Not(LuaFile.LuaFunction function, LuaFile.LuaOPCode opCode)
{
string returnVal = function.getNewReturnVal();
LuaDecompiler.DecompiledOPCode str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("local {0} = not {1}",
returnVal,
function.Registers[opCode.B]));
function.Registers[opCode.A] = returnVal;
return(str);
}
public static LuaDecompiler.DecompiledOPCode DoOperatorBackWards(LuaFile.LuaFunction function, LuaFile.LuaOPCode opCode, string Operator)
{
string returnVal = function.getNewReturnVal();
LuaDecompiler.DecompiledOPCode str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("local {0} = {1} {2} {3}",
returnVal,
function.Strings[opCode.B].String,
Operator,
function.Registers[opCode.C]));
function.Registers[opCode.A] = returnVal;
return(str);
}
public static LuaDecompiler.DecompiledOPCode CallFunctionWithoutParameters(LuaFile.LuaFunction function, LuaFile.LuaOPCode opCode, int index)
{
if (opCode.C > 1)
{
string returnRegisters = opCode.A.ToString();
int oldStartCount = function.returnValCount;
string returnStrings = function.getNewReturnVal();
if (opCode.C > 2)
{
for (int j = opCode.A + 1; j < opCode.A + opCode.C - 1; j++)
{
returnRegisters += ", " + j.ToString();
string returnVal = function.getNewReturnVal();
returnStrings += ", " + returnVal;
//function.Registers[j] = returnVal;
}
}
LuaDecompiler.DecompiledOPCode str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("local {0} = {1}()",
returnStrings,
function.Registers[opCode.A]));
function.returnValCount = oldStartCount;
function.Registers[opCode.A] = function.getNewReturnVal();
if (opCode.C > 2)
{
for (int j = opCode.A + 1; j < opCode.A + opCode.C - 1; j++)
{
function.Registers[j] = function.getNewReturnVal();
}
}
return(str);
}
else
{
if (function.OPCodes[index + 1].OPCode == 0x2 || function.OPCodes[index + 1].OPCode == 0x4C || function.OPCodes[index + 1].OPCode == 0x16)
{
if (function.OPCodes[index + 1].B == 0)
{
function.Registers[opCode.A] = String.Format("{0}()", function.Registers[opCode.A]);
return(new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.empty, ""));
}
}
return(new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.String, String.Format("{0}()",
function.Registers[opCode.A])));
}
}
private static LuaDecompiler.DecompiledOPCode doCondition(LuaFile.LuaFunction function, int index, string Oper, string OperFalse)
{
LuaFile.LuaOPCode opCode = function.OPCodes[index];
try
{
if (orString.Length < 1)
{
orString = "";
codeBlockStart = -1;
}
}
catch
{
orString = "";
codeBlockStart = -1;
}
bool conditionToReg = false;
if (function.OPCodes.Count > index + 3)
{
if (function.OPCodes[index + 2].OPCode == 0xD && function.OPCodes[index + 3].OPCode == 0xD)
{
conditionToReg = true;
}
}
/*Console.WriteLine("now: " + index);
* Console.WriteLine("next: " + (function.OPCodes[index + getSkipLines(function, index + 1) + 1].OPCode));*/
//Console.WriteLine("next: " + isConditioOpCode(function.OPCodes[index + getSkipLines(function, index + 1)].OPCode));
if (isConditioOpCode(function.OPCodes[index + getSkipLines(function, index + 1)].OPCode))
{
if (orString.Length < 1)
{
orString = "";
}
string cond = "or";
/*if (index + getSkipLines(function, index + 1) < codeBlockStart)
* {
* cond = "and";
* opCode.A = (byte)(1 - opCode.A);
* }
* else
* cond = "or";*/
string old = Oper;
Oper = OperFalse;
OperFalse = old;
if (opCode.C > 255)
{
orString += String.Format("{0} {2} {1} {3} ", function.Registers[opCode.B], function.Strings[opCode.C - 256].getString(), (opCode.A == 0) ? Oper : OperFalse, cond);
}
else
{
orString += String.Format("{0} {2} {1} {3} ", function.Registers[opCode.B], function.Registers[opCode.C], (opCode.A == 0) ? Oper : OperFalse, cond);
}
if (codeBlockStart == -1)
{
codeBlockStart = index + getSkipLines(function, index + 1);
}
return(new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.orCondition, orString));
}
LuaDecompiler.DecompiledOPCode str;
int elseLines = 0;
if (function.OPCodes[index + getSkipLines(function, index + 1) + 1].OPCode == 0x1C)
{
if (!isConditioOpCode(function.OPCodes[index + getSkipLines(function, index + 1) - 2].OPCode))
{
elseLines = getSkipLines(function, index + getSkipLines(function, index + 1) + 1);
}
}
if (opCode.C > 255)
{
if (conditionToReg)
{
string returnVal = function.getNewReturnVal();
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.conditionToReg, String.Format("local {4} = ({3}{0} {2} {1})",
function.Registers[opCode.B],
function.Strings[opCode.C - 256].getString(),
(opCode.A == 0) ? Oper : OperFalse, orString, returnVal));
function.Registers[function.OPCodes[index + 2].A] = returnVal;
}
else
{
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.skipLines, String.Format("if {3}{0} {2} {1} then",
function.Registers[opCode.B],
function.Strings[opCode.C - 256].getString(),
(opCode.A == 0) ? Oper : OperFalse, orString), getSkipLines(function, index + 1), elseLines);
}
}
else
{
if (conditionToReg)
{
string returnVal = function.getNewReturnVal();
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.conditionToReg, String.Format("local {4} = ({3}{0} {2} {1})",
function.Registers[opCode.B],
function.Registers[opCode.C],
(opCode.A == 0) ? Oper : OperFalse, orString, returnVal));
function.Registers[function.OPCodes[index + 2].A] = returnVal;
}
else
{
str = new LuaDecompiler.DecompiledOPCode(LuaDecompiler.opCodeType.skipLines, String.Format("if {3}{0} {2} {1} then",
function.Registers[opCode.B],
function.Registers[opCode.C],
(opCode.A == 0) ? Oper : OperFalse, orString), getSkipLines(function, index + 1), elseLines);
}
}
if (orString.Length > 0)
{
orString = "";
}
codeBlockStart = -1;
return(str);
}
