public static Instruction ParseInstruction(System.IO.BinaryReader br,Assembly asm,Function func)
{
Instructions op = (Instructions)br.ReadInt16();
Instruction insn = new Instruction();
insn.Assembly = asm;
insn.Function = func;
insn.Inst = op;
switch (op)
{
case Instructions.BneLocal:
case Instructions.BgeLocal:
case Instructions.BltLocal:
case Instructions.BgtLocal:
case Instructions.BneField:
case Instructions.BeqField:
case Instructions.BneFieldLocal:
case Instructions.BgtField:
insn.Operand1 = br.ReadInt32();
insn.Operand2 = br.ReadInt32();
insn.Operand3 = br.ReadInt32();
insn.BranchTarget.Add(insn.Operand3);
insn.StartNewBlock = true;
break;
case Instructions.Jmp:
insn.Operand1 = br.ReadInt32();
insn.BranchTarget.Add(insn.Operand1);
insn.EndBlock = true;
break;
case Instructions.BrFalse:
case Instructions.BrTrue:
insn.Operand1 = br.ReadInt32();
insn.BranchTarget.Add(insn.Operand1);
insn.StartNewBlock = true;
break;
case Instructions.Switch:
case Instructions.SwitchS:
insn.Operand1 = br.ReadInt32();
Switch swi = asm.SwitchTables[insn.Operand1];
foreach (int i in swi.SwitchTable.Values)
insn.BranchTarget.Add(i);
if (swi.DefaultCase != -1)
insn.BranchTarget.Add(swi.DefaultCase);
break;
case Instructions.Push:
case Instructions.CallMethod:
case Instructions.Call:
case Instructions.RefGlobal:
case Instructions.RefLocal:
case Instructions.PushS:
case Instructions.AssertFunc:
case Instructions.AssertFile:
case Instructions.CallSys:
case Instructions.EndOfFunc:
case Instructions.StructDelLocal:
case Instructions.PushField:
case Instructions.IncLocal:
case Instructions.DecLocal:
case Instructions.ArraySizeField:
case Instructions.ArraySizeGlobal:
case Instructions.PushLocal2:
case Instructions.PushSLocal:
case Instructions.AssignSConst:
case Instructions.PushSField:
case Instructions.ArrayStructRef:
case Instructions.PushSGlobal:
case Instructions.AssignSLocal:
case Instructions.StringEmptyLocal:
case Instructions.StringEmptyField:
case Instructions.StructRef:
case Instructions.AssignSField:
case Instructions.Msg:
insn.Operand1 = br.ReadInt32();
break;
case Instructions.PushF:
insn.Operand1F = br.ReadSingle();
break;
case Instructions.BrFalseField:
case Instructions.BNotEmptyField:
case Instructions.BneS:
insn.Operand1 = br.ReadInt32();
insn.Operand2 = br.ReadInt32();
insn.BranchTarget.Add(insn.Operand2);
insn.StartNewBlock = true;
break;
case Instructions.StructCreateLocal:
case Instructions.AssignLocal:
case Instructions.AssignField:
case Instructions.CallHLL:
case Instructions.AssignFieldLocal:
case Instructions.AssignGlobalLocal:
case Instructions.AssignLocalField:
case Instructions.ArrayPushBackLocal:
case Instructions.AssignGlobal:
case Instructions.GeField:
case Instructions.EqlSLocal:
case Instructions.NeqSLocal:
case Instructions.EqlSFieldLocal:
case Instructions.AssignSFieldLocal:
case Instructions.PushStructRefField:
case Instructions.ArrayPushBackFieldLocal:
case Instructions.AssignArrayLocalField:
case Instructions.ArrayPushBackLocalString:
case Instructions.ArrayPushBackGlobalLocalRef:
case Instructions.ArrayPushBackFieldLocalRef:
case Instructions.AssignFieldLocalITOB:
case Instructions.ArrayPushBackGlobalLocal:
case Instructions.MinLocal:
case Instructions.NeqFieldS:
case Instructions.NeqSFieldLocal:
case Instructions.AssignSLocalLocal:
insn.Operand1 = br.ReadInt32();
insn.Operand2 = br.ReadInt32();
break;
case Instructions.LtOrGeLocal:
insn.Operand1 = br.ReadInt32();
insn.Operand2 = br.ReadInt32();
insn.Operand3 = br.ReadInt32();
break;
case Instructions.Ret:
insn.EndBlock = true;
break;
case Instructions.PushSP:
case Instructions.Le:
default:
break;
}
return insn;
}
public static Assembly FromAIN(string path)
{
Assembly asm = new Assembly();
System.IO.FileStream fs = new System.IO.FileStream(path, System.IO.FileMode.Open);
System.IO.BinaryReader br = new System.IO.BinaryReader(fs);
fs.Position = 8;
uint size = br.ReadUInt32();
uint compressedSize = br.ReadUInt32();
byte[] buf;
byte[] dst = new byte[size];
buf = br.ReadBytes((int)compressedSize);
fixed (byte* ptr = buf)
{
fixed (byte* ptr2 = dst)
{
uncompress(ptr2, &size, ptr, compressedSize);
}
}
fs.Close();
System.IO.MemoryStream ms = new System.IO.MemoryStream(dst);
br = new System.IO.BinaryReader(ms);
while (ms.Position < ms.Length)
{
string trunk = Encoding.ASCII.GetString(br.ReadBytes(4));
switch (trunk)
{
case "VERS":
asm.Version = br.ReadInt32();
if (asm.Version != 6)
{
throw new NotSupportedException("本SDK仅支持版本为：6的反编译");
}
break;
case "KEYC":
asm.Keyc = br.ReadInt32();
break;
case "CODE":
asm.CodeBuffer = br.ReadBytes(br.ReadInt32());
break;
case "FUNC":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Function func = new Function();
func.Address = br.ReadInt32();
func.Assembly = asm;
func.Name = ReadString(br);
func.U1 = br.ReadInt32();
func.ReturnType = (VarTypes)br.ReadInt32();
func.StructID = br.ReadInt32();
func.ArgCount = br.ReadInt32();
func.TotalLocalCount = br.ReadInt32();
func.U4 = br.ReadInt32();
for (int j = 0; j < func.TotalLocalCount; j++)
{
Variable arg = new Variable();
arg.Name = ReadString(br);
arg.Assembly = asm;
arg.VarType = (VarTypes)br.ReadInt32();
arg.StructID = br.ReadInt32();
arg.Dimension = br.ReadInt32();
if (j < func.ArgCount)
func.Arguments.Add(arg);
func.LocalVariables.Add(arg);
}
asm.Functions.Add(func);
}
}
break;
case "GLOB":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Variable var = new Variable();
var.Name = ReadString(br);
var.Assembly = asm;
var.VarType = (VarTypes)br.ReadInt32();
var.StructID = br.ReadInt32();
var.Dimension = br.ReadInt32();
var.U3 = br.ReadInt32();
asm.global.Add(var);
}
}
break;
case "GSET":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Variable var = asm.global[br.ReadInt32()];
VarTypes type = (VarTypes)br.ReadInt32();
switch (type)
{
case VarTypes.Float:
var.FloatVal = br.ReadSingle();
break;
case VarTypes.String:
var.StringVal = ReadString(br);
break;
case VarTypes.Bool:
var.BoolVal = br.ReadInt32() == 1;
break;
default:
var.IntVal = br.ReadInt32();
break;
}
}
}
break;
case "STRT":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Struct str = new Struct();
str.Name = ReadString(br);
int func = br.ReadInt32();
if (func != -1)
str.Constructor = asm.func[func];
func = br.ReadInt32();
if (func != -1)
str.Destructor = asm.func[func];
str.VarCount = br.ReadInt32();
for (int j = 0; j < str.VarCount; j++)
{
Variable arg = new Variable();
arg.Name = ReadString(br);
arg.Assembly = asm;
arg.VarType = (VarTypes)br.ReadInt32();
arg.StructID = br.ReadInt32();
arg.Dimension = br.ReadInt32();
str.Variables.Add(arg);
}
asm.structs.Add(str);
}
}
break;
case "MSG0":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
asm.msgs.Add(ReadString(br));
}
}
break;
case "MAIN":
asm.EntryPoint = asm.func[br.ReadInt32()];
break;
case "MSGF":
asm.MessageFunction = asm.func[br.ReadInt32()];
break;
case "HLL0":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
string name = ReadString(br);
Hll hll = new Hll();
hll.Name = name;
int count2 = br.ReadInt32();
for (int j = 0; j < count2; j++)
{
Function func = new Function();
func.Name = ReadString(br);
func.ReturnType = (VarTypes)br.ReadInt32();
func.TotalLocalCount = br.ReadInt32();
func.ArgCount = func.TotalLocalCount;
for (int k = 0; k < func.TotalLocalCount; k++)
{
Variable arg = new Variable();
arg.Assembly = asm;
arg.Name = ReadString(br);
arg.VarType = (VarTypes)br.ReadInt32();
func.Arguments.Add(arg);
}
hll.Functions.Add(func);
}
asm.hlls.Add(hll);
}
}
break;
case "SWI0":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Switch swi = new Switch();
swi.SwitchType = (SwitchTypes)br.ReadInt32();
swi.DefaultCase = br.ReadInt32();
int count2 = br.ReadInt32();
for (int j = 0; j < count2; j++)
{
swi.SwitchTable.Add(br.ReadInt32(), br.ReadInt32());
}
asm.switches.Add(swi);
}
}
break;
case "GVER":
asm.GVersion = br.ReadInt32();
break;
case "STR0":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
string str = ReadString(br);
asm.strings.Add(str);
}
}
break;
case "FNAM":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
string str = ReadString(br);
asm.fname.Add(str);
}
}
break;
case "OJMP":
{
int funcID = br.ReadInt32();
if (funcID >= 0)
asm.JumpFunction = asm.func[funcID];
}
break;
case "FNCT":
{
int len = br.ReadInt32();
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
Function func = new Function();
func.Name = ReadString(br);
func.ReturnType = (VarTypes)br.ReadInt32();
func.StructID = br.ReadInt32();
func.ArgCount = br.ReadInt32();
func.TotalLocalCount = br.ReadInt32();
for (int j = 0; j < func.TotalLocalCount; j++)
{
Variable arg = new Variable();
arg.Name = ReadString(br);
arg.VarType = (VarTypes)br.ReadInt32();
arg.StructID = br.ReadInt32();
arg.Dimension = br.ReadInt32();
func.Arguments.Add(arg);
}
asm.fnct.Add(func);
}
}
break;
case "OBJG":
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
string str = ReadString(br);
asm.objg.Add(str);
}
}
break;
default:
throw new ArgumentException(string.Format("{0}文件中包含未知的Trunk：{1}", path, trunk));
}
}
return asm;
}
public static string GetTypeName(this VarTypes type, Assembly asm, int StructID, int dimension)
{
string name = "";
try
{
switch (type)
{
case VarTypes.StrucRef:
name = "ref " + asm.Structures[StructID].Name;
break;
case VarTypes.Struct:
name = asm.Structures[StructID].Name;
break;
case VarTypes.ArrayStruct:
name = asm.Structures[StructID].Name + dimension.GetDimension();
break;
case VarTypes.IntRef:
name = "ref int";
break;
case VarTypes.FloatRef:
name = "ref float";
break;
case VarTypes.StringRef:
name = "ref string";
break;
case VarTypes.ArrayIntRef:
name = "ref int" + dimension.GetDimension();
break;
case VarTypes.ArrayFloatRef:
name = "ref float" + dimension.GetDimension();
break;
case VarTypes.ArrayStringRef:
name = "ref string" + dimension.GetDimension();
break;
case VarTypes.ArrayStructRef:
name = "ref " + asm.Structures[StructID].Name + dimension.GetDimension();
break;
case VarTypes.ArrayInt:
name = "int" + dimension.GetDimension();
break;
case VarTypes.ArrayFloat:
name = "float" + dimension.GetDimension();
break;
case VarTypes.ArrayString:
name = "string" + dimension.GetDimension();
break;
case VarTypes.ArrayBool:
name = "bool" + dimension.GetDimension();
break;
case VarTypes.ArrayDelegate:
name = "delegate" + dimension.GetDimension();
break;
default:
name = type.ToString().ToLower();
break;
}
}
catch
{
name = type.ToString().ToLower();
}
return name;
}
