public static void DumpDescriptors()
{
foreach (var p in Process.GetProcesses())
{
if (p.ProcessName == "Diablo III")
{
Mem32 m = new Mem32(p);
GetMessageOpcodes(m);
DumpAttributes(m);
XDocument doc = new XDocument();
XElement root = new XElement("TypeDescriptors");
int hash = m[HashAddress].Ptr[HashOffset].Int32;
root.Add(new XAttribute("ProtocolHash", hash));
var descriptors = GetAllDescriptors(m);
foreach (var desc in descriptors)
{
root.Add(desc.ToXml());
}
doc.Add(root);
doc.Save("typedescriptors.xml");
m.Dispose();
DumpOpcodes(descriptors);
return;
}
}
Console.WriteLine("Was unable to find any 'Diablo III' process.");
}
public static void DumpDescriptors()
{
foreach (var p in Process.GetProcesses())
{
if (p.ProcessName == "Diablo III")
{
Mem32 m = new Mem32(p);
GetMessageOpcodes(m);
DumpAttributes(m);
XDocument doc = new XDocument();
XElement root = new XElement("TypeDescriptors");
int hash = m[HashAddress].Ptr[HashOffset].Int32;
root.Add(new XAttribute("ProtocolHash", hash));
foreach (var desc in GetAllDescriptors(m))
{
root.Add(desc.ToXml());
}
doc.Add(root);
doc.Save("typedescriptors.xml");
m.Dispose();
return;
}
}
Console.WriteLine("Was unable to find any 'Diablo III' process.");
}
static void GetMessageOpcodes(Mem32 m)
{
_gameMessageLookUp = new Dictionary <int, GameMessageInfo>();
var func = m[OpcodeSwitch_Address];
int maxOpcode = func[0x1B].Int32 + 1;
int jaOffset = func[0x21].Int32;
int defaultCase = func.Offset + 0x25 + jaOffset;
var switchTable = func[0x28].Ptr;
for (int i = 0; i < maxOpcode; i++)
{
int caseOffset = switchTable[i * 4].Int32;
if (caseOffset == defaultCase)
{
continue;
}
int offTypeDescriptor = m[caseOffset + 2].Ptr.Int32;
int size = m[caseOffset + 13].Int32;
int opcode = i + 1;
GameMessageInfo gmi;
if (_gameMessageLookUp.TryGetValue(offTypeDescriptor, out gmi))
{
if (gmi.Size != size)
{
throw new Exception("Size mismatch.");
}
}
else
{
gmi = new GameMessageInfo();
gmi.Offset = offTypeDescriptor;
gmi.Size = size;
_gameMessageLookUp.Add(offTypeDescriptor, gmi);
}
gmi.Opcodes.Add(opcode);
}
}
static void GetMessageOpcodes(Mem32 m)
{
_gameMessageLookUp = new Dictionary<int, GameMessageInfo>();
var func = m[OpcodeSwitch_Address];
int maxOpcode = func[0x1B].Int32 + 1;
int jaOffset = func[0x21].Int32;
int defaultCase = func.Offset + 0x25 + jaOffset;
var switchTable = func[0x28].Ptr;
for (int i = 0; i < maxOpcode; i++)
{
int caseOffset = switchTable[i * 4].Int32;
if (caseOffset == defaultCase)
continue;
int offTypeDescriptor = m[caseOffset + 2].Ptr.Int32;
int size = m[caseOffset + 13].Int32;
int opcode = i + 1;
GameMessageInfo gmi;
if (_gameMessageLookUp.TryGetValue(offTypeDescriptor, out gmi))
{
if (gmi.Size != size)
throw new Exception("Size mismatch.");
}
else
{
gmi = new GameMessageInfo();
gmi.Offset = offTypeDescriptor;
gmi.Size = size;
_gameMessageLookUp.Add(offTypeDescriptor, gmi);
}
gmi.Opcodes.Add(opcode);
}
}
static TypeDescriptor[] GetAllDescriptors(Mem32 mem)
{
Dictionary <int, TypeDescriptor> table = new Dictionary <int, TypeDescriptor>();
var link = mem[TypeDescriptorsAddress].Ptr;
int count = 0;
while (link.Int32 != 0)
{
if (table.ContainsKey(link.Offset) == false)
{
var desc = DiscoverMessageDescriptors(mem, table, link.Offset);
}
count++;
link = link[TypeDescriptorsOffset].Ptr;
}
var result = table.Values.ToArray();
for (int i = 0; i < result.Length; i++)
{
result[i].Index = i;
}
return(result);
}
static void DumpAttributes(Mem32 mem)
{
// could get the max num from descriptor
var attribList = mem[AttributesAddress];
NetAttribute.Attributes = new NetAttribute[AttributeCount];
for (int i = 0; i < AttributeCount; i++)
{
var attrib = attribList[i * 40];
int id = attrib.Int32;
int u2 = attrib[4].Int32;
int u3 = attrib[8].Int32;
int u4 = attrib[12].Int32;
int u5 = attrib[16].Int32;
string scriptA = attrib[20].CStringPtr;
string scriptB = attrib[24].CStringPtr;
string name = attrib[28].CStringPtr;
var decoder = attrib[32].Ptr;
byte u10 = attrib[36].Byte;
switch (decoder.Int32)
{
case Attribute_Int:
{
int bitCount = decoder[12].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Int, u10, 0, 0, bitCount);
break;
}
case Attribute_IntMinMax:
{
int bitCount = decoder[20].Int32;
int min = decoder[12].Int32;
int max = decoder[16].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.IntMinMax, u10, min, max, bitCount);
break;
}
case Attribute_Float16: // Decode16BitFloat(bits)
{
int bitCount = decoder[12].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Float16, u10, 0, 0, bitCount);
}
break;
case Attribute_Float16Or32:
{
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Float16Or32, u10, 0, 0, 0);
}
break;
case Attribute_FloatMinMax: // DecodeFloatMinMax
throw new Exception("FloatMinMax used");
default:
throw new Exception("Unknown decoder used");
}
}
NetAttribute.SaveXml("attributes.xml");
}
static TypeDescriptor[] GetAllDescriptors(Mem32 mem)
{
Dictionary<int, TypeDescriptor> table = new Dictionary<int, TypeDescriptor>();
var link = mem[TypeDescriptorsAddress].Ptr;
int count = 0;
while (link.Int32 != 0)
{
if (table.ContainsKey(link.Offset) == false)
{
var desc = DiscoverMessageDescriptors(mem, table, link.Offset);
}
count++;
link = link[TypeDescriptorsOffset].Ptr;
}
var result = table.Values.ToArray();
for (int i = 0; i < result.Length; i++)
result[i].Index = i;
return result;
}
static TypeDescriptor DiscoverMessageDescriptors(Mem32 mem, Dictionary<int, TypeDescriptor> table, int offset)
{
if (offset == 0)
return null;
string name = mem[offset + 4].CStringPtr;
int unkValue = mem[offset + 8].Int32;
var fields = mem[offset + 12].Ptr;
if (fields.Offset == 0)
{
var basicType = TypeDescriptor.AllocateBasicType(name);
basicType.Name = name;
basicType.UnkValue = unkValue;
table.Add(offset, basicType);
return basicType;
}
StructureTypeDescriptor typeDesc;
GameMessageInfo gmi;
if (_gameMessageLookUp.TryGetValue(offset, out gmi))
{
var gm = TypeDescriptor.AllocateGameMessage(name);
gm.Size = gmi.Size;
gm.NetworkIds = gmi.Opcodes.ToArray();
typeDesc = gm;
}
else
typeDesc = TypeDescriptor.AllocateStructure(name);
typeDesc.Name = name;
typeDesc.UnkValue = unkValue;
table.Add(offset, typeDesc);
List<FieldDescriptor> list = new List<FieldDescriptor>();
for (; ; )
{
FieldDescriptor f = new FieldDescriptor();
f.Name = fields.CStringPtr;
int type = fields[4].Int32;
if (mem[type + 4].CStringPtr != "DT_NULL" && !table.TryGetValue(type, out f.Type))
f.Type = DiscoverMessageDescriptors(mem, table, type);
f.Offset = fields[8].Int32;
var defaultValuePtr = fields[12].Ptr;
f.Min = fields[0x10].Int32;
f.Max = fields[0x14].Int32;
f.Flags = fields[0x18].Int32;
type = fields[0x1C].Int32;
if (mem[type + 4].CStringPtr != "DT_NULL" && !table.TryGetValue(type, out f.SubType))
f.SubType = DiscoverMessageDescriptors(mem, table, type);
f.VariableOffset = fields[0x20].Int32;
f.ArrayLength = fields[0x24].Int32;
f.ArrayLengthOffset = fields[0x28].Int32;
f.EncodedBits = fields[0x2C].UInt16;
f.EncodedBits2 = fields[0x2E].UInt16;
f.SnoType = fields[0x30].Int32;
f.TagMapRelated = fields[0x34].Int32;
var enumFields = fields[0x38].Ptr;
if (enumFields.Offset != 0)
{
List<Tuple<string, int>> enums = new List<Tuple<string, int>>();
for (; ; )
{
if (enumFields[4].Int32 == 0)
break;
enums.Add(new Tuple<string, int>(enumFields[4].CStringPtr, enumFields.Int32));
enumFields = enumFields[8];
}
f.EnumFields = enums.ToArray();
}
f.FlagIndex = fields[0x3C].Int32;
int funcA = fields[0x40].Int32; // TODO
int funcB = fields[0x44].Int32; // TODO
f.DspIndex = fields[0x48].Int32;
var str = fields[0x4C].CString;
// 0x4C 64 bytes, unused string
//if (str != string.Empty) Console.WriteLine(str);
list.Add(f);
if (fields.Int32 == 0)
break;
fields = fields[140];
}
typeDesc.Fields = list.ToArray();
return typeDesc;
}
public MemAddress32(Mem32 mem, int offset) { Memory = mem; Offset = offset; }
static void DumpAttributes(Mem32 mem)
{
// could get the max num from descriptor
var attribList = mem[AttributesAddress];
NetAttribute.Attributes = new NetAttribute[AttributeCount];
for (int i = 0; i < AttributeCount; i++)
{
var attrib = attribList[i * 40];
int id = attrib.Int32;
int u2 = attrib[4].Int32;
int u3 = attrib[8].Int32;
int u4 = attrib[12].Int32;
int u5 = attrib[16].Int32;
string scriptA = attrib[20].CStringPtr;
string scriptB = attrib[24].CStringPtr;
string name = attrib[28].CStringPtr;
var decoder = attrib[32].Ptr;
byte u10 = attrib[36].Byte;
switch (decoder.Int32)
{
case Attribute_Int:
{
int bitCount = decoder[12].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Int, u10, 0, 0, bitCount);
break;
}
case Attribute_IntMinMax:
{
int bitCount = decoder[20].Int32;
int min = decoder[12].Int32;
int max = decoder[16].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.IntMinMax, u10, min, max, bitCount);
break;
}
case Attribute_Float16: // Decode16BitFloat(bits)
{
int bitCount = decoder[12].Int32;
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Float16, u10, 0, 0, bitCount);
}
break;
case Attribute_Float16Or32:
{
NetAttribute.Attributes[id] = new NetAttribute(id, u2, u3, u4, u5, scriptA, scriptB, name, NetAttributeEncoding.Float16Or32, u10, 0, 0, 0);
}
break;
case Attribute_FloatMinMax: // DecodeFloatMinMax
throw new Exception("FloatMinMax used");
default:
throw new Exception("Unknown decoder used");
}
}
NetAttribute.SaveXml("attributes.xml");
}
static TypeDescriptor DiscoverMessageDescriptors(Mem32 mem, Dictionary <int, TypeDescriptor> table, int offset)
{
if (offset == 0)
{
return(null);
}
string name = mem[offset + 4].CStringPtr;
int unkValue = mem[offset + 8].Int32;
var fields = mem[offset + 12].Ptr;
if (fields.Offset == 0)
{
var basicType = TypeDescriptor.AllocateBasicType(name);
basicType.Name = name;
basicType.UnkValue = unkValue;
table.Add(offset, basicType);
return(basicType);
}
StructureTypeDescriptor typeDesc;
GameMessageInfo gmi;
if (_gameMessageLookUp.TryGetValue(offset, out gmi))
{
var gm = TypeDescriptor.AllocateGameMessage(name);
gm.Size = gmi.Size;
gm.NetworkIds = gmi.Opcodes.ToArray();
typeDesc = gm;
}
else
{
typeDesc = TypeDescriptor.AllocateStructure(name);
}
typeDesc.Name = name;
typeDesc.UnkValue = unkValue;
table.Add(offset, typeDesc);
List <FieldDescriptor> list = new List <FieldDescriptor>();
for (; ;)
{
FieldDescriptor f = new FieldDescriptor();
f.Name = fields.CStringPtr;
int type = fields[4].Int32;
if (mem[type + 4].CStringPtr != "DT_NULL" && !table.TryGetValue(type, out f.Type))
{
f.Type = DiscoverMessageDescriptors(mem, table, type);
}
f.Offset = fields[8].Int32;
var defaultValuePtr = fields[12].Ptr;
f.Min = fields[0x10].Int32;
f.Max = fields[0x14].Int32;
f.Flags = fields[0x18].Int32;
type = fields[0x1C].Int32;
if (mem[type + 4].CStringPtr != "DT_NULL" && !table.TryGetValue(type, out f.SubType))
{
f.SubType = DiscoverMessageDescriptors(mem, table, type);
}
f.VariableOffset = fields[0x20].Int32;
f.ArrayLength = fields[0x24].Int32;
f.ArrayLengthOffset = fields[0x28].Int32;
f.EncodedBits = fields[0x2C].UInt16;
f.EncodedBits2 = fields[0x2E].UInt16;
f.SnoType = fields[0x30].Int32;
f.TagMapRelated = fields[0x34].Int32;
var enumFields = fields[0x38].Ptr;
if (enumFields.Offset != 0)
{
List <Tuple <string, int> > enums = new List <Tuple <string, int> >();
for (; ;)
{
if (enumFields[4].Int32 == 0)
{
break;
}
enums.Add(new Tuple <string, int>(enumFields[4].CStringPtr, enumFields.Int32));
enumFields = enumFields[8];
}
f.EnumFields = enums.ToArray();
}
f.FlagIndex = fields[0x3C].Int32;
int funcA = fields[0x40].Int32; // TODO
int funcB = fields[0x44].Int32; // TODO
f.DspIndex = fields[0x48].Int32;
var str = fields[0x4C].CString;
// 0x4C 64 bytes, unused string
//if (str != string.Empty) Console.WriteLine(str);
list.Add(f);
if (fields.Int32 == 0)
{
break;
}
fields = fields[140];
}
typeDesc.Fields = list.ToArray();
return(typeDesc);
}
public MemAddress32(Mem32 mem, int offset)
{
Memory = mem; Offset = offset;
}
