public static string TranslateTypeName(TpmType t)
{
var underType = t.StripTypedefs();
if (underType is TpmValueType)
{
return(TargetLang.NameFor(underType.SpecName));
}
return(TargetLang.DotNet ? (underType is TpmUnion ? "I" : "") + TypeToDotNet(underType.SpecName)
: underType.SpecName);
}
public static List <TpmNamedConstant> GetBifieldElements(TpmBitfield bf)
{
var elements = new List <TpmNamedConstant>();
foreach (var b in bf.Elements)
{
if (b.StartBit == b.EndBit)
{
AddBitfieldElt(elements, b.TranslatedName, 1 << b.StartBit, b.Comment, b.OldStyleName);
}
else // multibit members of a bitfield
{
string typeName = b.Name;
if (TpmTypes.Contains(typeName))
{
// Type typeName defines allowed values for this multi-bit field
var e = TpmTypes.Lookup(typeName) as TpmEnum;
if (e != null)
{
foreach (var v in e.Members)
{
AddBitfieldElt(elements, v.Name, v.NumericValue << b.EndBit, v.Comment);
}
}
}
// Multi-bit bitfield 'name' is additionally represented by several enumerators:
// name_BIT_MASK - bit mask selecting all bits of the field
// name_BIT_OFFSET - offset of the field's low order bit
// name_BIT_LENGTH - number of bits in the field
string nameBase = b.Name.Contains("_") ? TargetLang.NameToDotNet(b.Name) : b.Name;
int len = b.StartBit - b.EndBit + 1;
var suff = TargetLang.DotNet ? new string[] { "BitMask", "BitOffset", "BitLength" }
: new string[] { "_BIT_MASK", "_BIT_OFFSET", "_BIT_LENGTH" };
AddBitfieldElt(elements, nameBase + suff[0], ((1 << len) - 1) << b.EndBit, b.Comment, null, true);
AddBitfieldElt(elements, nameBase + suff[1], b.EndBit, null, null, true);
AddBitfieldElt(elements, nameBase + suff[2], len, null, null, true);
if (TargetLang.DotNet && bf.Name == "LocalityAttr")
{
// For backward compatibility
for (int i = 0; i < len; ++i)
{
AddBitfieldElt(elements, $"{nameBase}Bit{i}", 1 << (b.EndBit + i), "", null, true);
}
}
} // multibit members of a bitfield
}
return(elements);
}
/// <summary> Adds fundamental type definitions and a couple of custom classes </summary>
internal static void Init()
{
foreach (var et in TargetLang.GetElementaryTypes())
{
Add(et);
}
TpmStruct s = new TpmStruct("TPM_HANDLE", "Handle of a loaded TPM key or other object [TSS]", null, null, true);
s.Add(new StructField("UINT32", "handle", "Handle value"));
s.UnderlyingType = Lookup("UINT32");
Add(s);
// Create and register empty structs for unions
string descr = "Base class for empty union elements.\n" +
"An empty union element does not contain any data to marshal.\n" +
"This data structure can be used in place of any other union\n" +
"initialized with its own empty element.";
EmptyUnionBase = new TpmStruct(EmptyUnionBaseName, descr);
Add(EmptyUnionBase);
}
/// <summary> Makes constant values specified as arithmetic expressions comply with the current
/// langauge syntax (adds enum type name qualifiers and type casts when necessary, eliminates
/// sizeof() operators when unsupported, etc.) </summary>
public static string TranslateConstExpr(TpmConstExpr ce, TpmEnum enclosingEnum = null)
{
var nameDelimiters = new char[] { ' ', ',', '{', '}',
'(', ')', '+', '-', '<', '*', '/', '`' };
string suffix = TargetLang.Java ? ".toInt()" : "";
string expr = ce.Expr;
string[] tokens = expr.Split(nameDelimiters);
bool sizeofOccurred = false,
commentNeeded = false;
foreach (string token in tokens)
{
if (token.Length == 0)
{
continue;
}
if (token == "sizeof")
{
Debug.Assert(!sizeofOccurred);
sizeofOccurred = true;
continue;
}
if (Expression.IsNumber(token))
{
if (token == "00")
{
Debug.Assert(expr == token);
expr = "0";
}
Debug.Assert(!sizeofOccurred);
continue;
}
TpmNamedConstant nc = TpmTypes.LookupConstant(token);
if (enclosingEnum != null && nc?.EnclosingEnum == enclosingEnum)
{
// Members of the enum being processed do not need to be qualified
Debug.Assert(token == nc.SpecName);
expr = expr.Replace(token, nc.Name + suffix);
continue;
}
if (!TpmTypes.ContainsConstant(token))
{
// This must be a type name operand of sizeof()
Debug.Assert(sizeofOccurred);
sizeofOccurred = false;
TpmType t = TpmTypes.Lookup(token);
if (t is TpmStruct || TargetLang.IsOneOf(Lang.Java, Lang.JS, Lang.Py))
{
string sizeofExpr = "sizeof(" + token + ")";
Debug.Assert(expr.Contains(sizeofExpr));
commentNeeded = TargetLang.Py;
string origExpr = TargetLang.Py ? "" : $"/*{sizeofExpr}*/";
expr = expr.Replace(sizeofExpr, $"0x{t.GetSize():X}{origExpr}");
}
else if (TargetLang.DotNet)
{
expr = expr.Replace(token, t.StripTypedefs().Name);
}
}
else
{
nc = TpmTypes.LookupConstant(token);
var translated = nc.QualifiedName + suffix;
if (!TargetLang.IsGenerated(nc.EnclosingEnum))
{
translated = nc.NumericValue.ToString();
if (!TargetLang.Py)
{
translated += "/*" + token + "*/";
}
else
{
commentNeeded = true;
}
}
expr = expr.Replace(token, translated);
}
} // foreach token
if (TargetLang.DotNet && expr.Contains("<<"))
{
// Shift operator in .Net requires right operand of type 'int' and unsigned left one.
int curPos = 0;
expr = expr.Replace(" << ", "<<");
do
{
int pos = expr.IndexOf("<<", curPos);
if (pos == -1)
{
break;
}
curPos = pos + 2 + 6; // Add sizes of "<<" and "(uint)"
while (char.IsLetterOrDigit(expr[--pos]) || expr[pos] == '.')
{
continue;
}
expr = expr.Insert(pos + 1, "(uint)");
} while (true);
expr = expr.Replace("<<", " << (int)");
}
if (commentNeeded)
{
expr += $" # {ce.Expr}";
}
return(expr);
} // TranslateConstExpr()
public static List <string> GetToTpmFieldsMarshalOps(StructField[] fields)
{
var marshalOps = new List <string>();
foreach (StructField f in fields)
{
int size = f.Type.GetSize();
string fieldName = ThisMember + f.Name;
switch (f.MarshalType)
{
case MarshalType.Normal:
if (f.IsValueType())
{
marshalOps.Add($"buf.write{WireNameForInt(size)}({fieldName})");
}
else
{
marshalOps.Add($"{fieldName}.toTpm(buf)");
}
if (f.Attrs.HasFlag(StructFieldAttr.TermOnNull))
{
marshalOps.Add(TargetLang.If($"{fieldName} == {TpmTypes.AlgNull}") + " return");
}
break;
case MarshalType.ConstantValue:
marshalOps.Add($"buf.write{WireNameForInt(size)}({ConstTag(f)})");
break;
case MarshalType.SizedStruct:
Debug.Assert(f.SizeTagField != null);
marshalOps.Add($"buf.writeSizedObj({fieldName})");
break;
case MarshalType.EncryptedVariableLengthArray:
case MarshalType.SpecialVariableLengthArray:
// TPMT_HA size is tagged by its hash alg (the first field)
marshalOps.Add($"buf.writeByteBuf({fieldName})");
break;
case MarshalType.VariableLengthArray:
var sizeTagLen = f.SizeTagField.Type.GetSize();
if (f.IsByteBuffer())
{
marshalOps.Add($"buf.writeSizedByteBuf({fieldName}" + (sizeTagLen == 2 ? ")" : $", {sizeTagLen})"));
}
else if (f.IsValueType())
{
marshalOps.Add($"buf.writeValArr({fieldName}, {size})");
}
else
{
marshalOps.Add($"buf.writeObjArr({fieldName})");
}
break;
case MarshalType.UnionSelector:
// A trick to allow using default-constructed TPMT_SENSITIVE as an empty (non-marshaling) object
string unionField = ThisMember + f.RelatedUnion.Name;
if (f == fields.First())
{
marshalOps.Add(TargetLang.If($"{unionField} == {TargetLang.Null}") + " return");
}
marshalOps.Add($"buf.write{WireNameForInt(size)}({unionField}{TargetLang.Member}GetUnionSelector())");
break;
case MarshalType.UnionObject:
marshalOps.Add($"{fieldName}{TargetLang.Member}toTpm(buf)");
break;
default:
Debug.Assert(false);
break;
}
}
return(marshalOps);
} // GetToTpmFieldsMarshalOps()
} // GetToTpmFieldsMarshalOps()
public static List <string> GetFromTpmFieldsMarshalOps(StructField[] fields)
{
var marshalOps = new List <string>();
foreach (StructField f in fields)
{
int size = f.Type.GetSize();
string fieldName = ThisMember + f.Name;
switch (f.MarshalType)
{
case MarshalType.Normal:
if (f.IsValueType())
{
marshalOps.Add($"{fieldName} = buf.read{WireNameForInt(size)}()");
}
else
{
marshalOps.Add(TargetLang.Cpp ? $"{fieldName}.initFromTpm(buf)"
: $"{fieldName} = {f.TypeName}.fromTpm(buf)");
}
if (f.Attrs.HasFlag(StructFieldAttr.TermOnNull))
{
marshalOps.Add(TargetLang.If($"{fieldName} == {TpmTypes.AlgNull}") + " return");
}
break;
case MarshalType.ConstantValue:
// TODO: Add assertion by comparing with the expected constant
marshalOps.Add($"buf.read{WireNameForInt(size)}()");
break;
case MarshalType.SizedStruct:
Debug.Assert(f.SizeTagField != null);
marshalOps.Add(TargetLang.Cpp ? $"buf.readSizedObj({fieldName})"
: $"{fieldName} = buf.createSizedObj({TargetLang.TypeInfo(f.TypeName)})");
break;
case MarshalType.EncryptedVariableLengthArray:
marshalOps.Add($"{fieldName} = buf.readByteBuf(buf.getCurStuctRemainingSize())");
break;
case MarshalType.SpecialVariableLengthArray:
// TPMT_HA size is inferred from the hash algorithm
Debug.Assert(f.IsByteBuffer() && f.SizeTagField.Type.GetSize() == 2);
marshalOps.Add($"{fieldName} = buf.readByteBuf({TargetLang.DigestSize(f.SizeTagField.Name)})");
break;
case MarshalType.VariableLengthArray:
var sizeTagLen = f.SizeTagField.Type.GetSize();
if (f.IsByteBuffer())
{
marshalOps.Add($"{fieldName} = buf.readSizedByteBuf(" + (sizeTagLen == 2 ? ")" : $"{sizeTagLen})"));
}
else if (f.IsValueType())
{
marshalOps.Add(TargetLang.Cpp ? $"buf.readValArr({fieldName}, {f.Type.GetSize()})"
: $"{fieldName} = buf.readValArr({f.Type.GetSize()})");
}
else
{
marshalOps.Add(TargetLang.Cpp ? $"buf.readObjArr({fieldName})"
: $"{fieldName} = buf.readObjArr({TargetLang.TypeInfo(f.TypeName.TrimEnd('[', ']'))})");
}
break;
case MarshalType.UnionSelector:
var localVar = TargetLang.LocalVar(f.Name, f.TypeName);
marshalOps.Add($"{localVar} = " +
(f.IsValueType() ? $"buf.read{WireNameForInt(size)}()" : $"{f.TypeName}.fromTpm(buf)"));
break;
case MarshalType.UnionObject:
var selector = (f as UnionField).UnionSelector.Name;
marshalOps.Add(TargetLang.Cpp ? $"UnionFactory::Create({fieldName}, {selector})"
: $"{fieldName} = UnionFactory.create({TargetLang.Quote(f.TypeName)}, {selector})");
marshalOps.Add($"{fieldName}{TargetLang.Member}initFromTpm(buf)");
break;
default:
break;
}
}
return(marshalOps);
} // GetFromTpmFieldsMarshalOps()
static void Main(string[] args)
{
bool help = false, abort = false;
string specPath = null;
string tssRootPath = null;
var actions = Action.None;
Func <Lang, string> langName = l => Enum.GetName(typeof(Lang), l);
var allLangs = ((Lang[])Enum.GetValues(typeof(Lang))).ToList();
var langs = new List <Lang>();
for (int i = 0; i < args.Length; ++i)
{
string opt = args[i];
if (opt[0] != '-' && opt[0] != '/')
{
help = abort = true;
PrintError($"Invalid format for option {i}: {opt}");
break;
}
opt = opt.Substring(1);
var res = ProcessPathOption(opt, "spec", args, ref i, ref specPath);
if (res == Option.ParsingError)
{
return;
}
if (res == Option.Matched)
{
continue;
}
res = ProcessPathOption(opt, "dest", args, ref i, ref tssRootPath);
if (res == Option.ParsingError)
{
return;
}
if (res == Option.Matched)
{
continue;
}
if (opt == "h" || opt == "help" || opt == "?")
{
help = true;
}
else if (0 == string.Compare(opt, "extract", true))
{
actions |= Action.ExtractFromDoc;
}
else if (0 == string.Compare(opt, "noextract", true))
{
actions &= ~Action.ExtractFromDoc;
}
else
{
Lang lang = allLangs.FirstOrDefault(l => 0 == string.Compare(opt, langName(l), true));
if (lang != Lang.None)
{
if (!langs.Contains(lang))
{
langs.Add(lang);
}
}
else
{
lang = allLangs.FirstOrDefault(l => 0 == string.Compare(opt, "no" + langName(l), true));
if (lang != Lang.None)
{
langs = allLangs.Where(l => l != lang).ToList();
}
else
{
help = abort = true;
PrintError($"Unrecognized option '{opt}'");
}
}
}
}
if (help)
{
Console.WriteLine("\nAll command line parameters are case-insensitive and optional.\n" +
"Option names are prepended with either dash ('-') or slash ('/') marks.\n" +
" They include:\n" +
" spec <path> - a path to the root folder that contains the TPM 2.0 spec Word\n" +
" documents and/or intermediate XML representation\n" +
" dest <path> - a path to the root folder that contains the TPM 2.0 spec Word\n" +
" documents and/or intermediate XML representation\n" +
" noExtract, dotNet, cpp, java, noDotnet, noCpp, noJava, h|help|?" +
"Options are case-insensitive, and must be prepended by characters '-' or '/'\n");
if (abort)
{
return;
}
}
// The TPM 2.0 spec Word docs Part 2 and 3 are parsed to produce an XML representation.
// This operation is slow. By default (i.e. if no '-extract' option is specified)
// CodeGen bypasses the spec parsing stage and proceeds directly off the existing XML.
if (specPath == null)
{
string pwd = Directory.GetCurrentDirectory();
specPath = Path.GetFullPath(Path.Combine(pwd, @"..\..\..\TpmSpec"));
}
string rawTables = Path.GetFullPath(Path.Combine(specPath, "RawTables.xml"));
if (actions.HasFlag(Action.ExtractFromDoc) || !File.Exists(rawTables))
{
// Kill Word processes
Process[] wordProcesses = Process.GetProcessesByName("WINWORD");
if (wordProcesses.Length != 0)
{
DialogResult res = MessageBox.Show("There are word processes running. Kill them?", "Kill Word Processes?", MessageBoxButtons.YesNo);
if (res == DialogResult.Yes)
{
foreach (Process p in wordProcesses)
{
try
{
p.Kill();
}
catch (Exception) {}
}
Thread.Sleep(2000);
}
}
TableExtractor extractor = new TableExtractor(specPath);
XmlSerializeToFile(rawTables, RawTables.Tables);
}
// Load the XML description of the tables, and extract into in-memory data structures
List <RawTable> tables = XmlDeserializeFromFile <List <RawTable> >(rawTables);
TypeExtractor tpe = new TypeExtractor(tables);
tpe.Extract();
TpmTypeTranslations.DoFixups();
if (tssRootPath == null)
{
tssRootPath = @"..\..\..\..\";
}
if (langs.Count == 0)
{
langs = allLangs.Skip(1).ToList();
}
foreach (var lang in langs)
{
if (lang == Lang.DotNet)
{
continue;
}
var tssName = "TSS." + langName(lang).Replace("DotNet", "Net");
Console.WriteLine($"\nGenerating {tssName}...");
var cg = TargetLang.NewCodeGen(lang, tssRootPath + tssName + '\\');
TargetLang.SetTargetLang(lang);
cg.Generate();
}
if (langs.Contains(Lang.DotNet))
{
Console.WriteLine("\nGenerating TSS.Net...");
CGenDotNet dotNetGen = new CGenDotNet(tssRootPath + @"TSS.NET\");
TargetLang.SetTargetLang(Lang.DotNet);
dotNetGen.Generate();
}
Console.WriteLine("All done!");
}
void GenHandleTable()
{
Write("//-----------------------------------------------------------------------------");
Write("//------------------------- COMMAND INFO -----------------------------------");
Write("//-----------------------------------------------------------------------------");
Write("public static class CommandInformation");
TabIn("{");
Write("public static CommandInfo[] Info = new CommandInfo[]");
TabIn("{");
bool printComma = false;
foreach (var req in TpmTypes.Get <TpmStruct>().Where(s => s.Info.IsRequest()))
{
TpmStruct resp = GetRespStruct(req);
string cmdName = GetCommandName(req);
string transCmdName = TargetLang.TypeToDotNet(cmdName);
string reqStructName = "Tpm2" + transCmdName + "Request";
// encryptable parms?
ParmCryptInfo cryptInfo = 0;
if (req.Fields.Count > req.NumHandles)
{
// find the first field that is not a handle
StructField parm0 = req.Fields[req.NumHandles];
if (parm0.MarshalType.IsOneOf(MarshalType.LengthOfStruct, MarshalType.ArrayCount))
{
string typeName = parm0.Type.StripTypedefs().Name;
if (typeName == "uint")
{
cryptInfo |= ParmCryptInfo.EncIn4;
}
else if (typeName == "ushort")
{
cryptInfo |= ParmCryptInfo.Enc2In2;
}
}
}
if (resp.Fields.Count > resp.NumHandles)
{
// find the first field that is not a handle
StructField parm0 = resp.Fields[resp.NumHandles];
if (parm0.MarshalType.IsOneOf(MarshalType.LengthOfStruct, MarshalType.ArrayCount))
{
string typeName = parm0.Type.StripTypedefs().Name;
if (typeName == "uint")
{
cryptInfo |= ParmCryptInfo.DecOut4;
}
else if (typeName == "ushort")
{
cryptInfo |= ParmCryptInfo.DecOut2;
}
}
}
string handleTypeNames = "";
// types of input handles
if (req.NumHandles > 0)
{
for (int j = 0; j < req.NumHandles; j++)
{
StructField hField = req.Fields[j];
string origHandleType = hField.Type.SpecName;
handleTypeNames += origHandleType + " ";
TpmType tpx = TpmTypes.Lookup(origHandleType);
}
}
handleTypeNames = handleTypeNames.TrimEnd(new char[] { ' ' });
handleTypeNames = "\"" + handleTypeNames + "\"";
string respTypeId = !resp.Implement ? "EmptyResponse"
: resp.Name;
WriteComma(ref printComma);
Write($"new CommandInfo(TpmCc.{transCmdName}, {req.NumHandles}, {resp.NumHandles}, {req.NumAuthHandles}, " +
$"typeof({reqStructName}), typeof({respTypeId}), {(uint)cryptInfo}, {handleTypeNames})", false);
}
TabOut("};");
TabOut("}");
}
void GenCommands()
{
Write("//-----------------------------------------------------------------------------");
Write("//------------------------- COMMANDS -----------------------------------------");
Write("//-----------------------------------------------------------------------------");
Write("");
Write("public partial class Tpm2");
TabIn("{");
foreach (var req in TpmTypes.Get <TpmStruct>().Where(s => s.Info.IsRequest()))
{
string cmdName = GetCommandName(req);
var resp = GetRespStruct(req);
var reqFields = req.NonTagFields;
var respFields = resp.NonTagFields;
string outputType = "void";
int numRespParams = respFields.Count();
if (respFields.Count() != 0)
{
if (respFields.Last().Name == "name")
{
--numRespParams;
}
outputType = respFields[0].TypeName;
}
string annotation = req.Comment + "\n\n";
foreach (var f in reqFields)
{
annotation += GetParamComment(f) + "\n";
}
annotation += GetReturnComment(respFields);
WriteComment(annotation, false);
// commmand prototype + parameters
string transCmdName = TargetLang.NameToDotNet(cmdName);
Write("[TpmCommand]");
TabIn($"public {outputType} {transCmdName}(");
bool printComma = false;
foreach (StructField f in reqFields)
{
WriteComma(ref printComma);
Write($"{f.TypeName} {f.Name}", false);
}
for (int i = 1; i < numRespParams; ++i)
{
var f = respFields[i];
WriteComma(ref printComma);
Write($"out {f.TypeName} {f.Name}", false);
}
TabOut(")");
TabIn("{");
// Create input struct
string reqStructInitList = string.Join(", ", reqFields.Select(f => f.Name));
Write($"var req = new {req.Name}({reqStructInitList});");
// Dispatch the command
string respType = !resp.Implement ? "EmptyResponse" : resp.Name;
Write($"var resp = new {respType}();");
Write($"DispatchMethod(TpmCc.{transCmdName}, req, resp, {req.NumHandles}, {resp.NumHandles});");
if (numRespParams > 0)
{
if (numRespParams == 1)
{
Write($"return resp.{respFields[0].Name};");
}
else
{
// Set the return parameters
for (int i = 1; i < numRespParams; ++i)
{
string rfName = respFields[i].Name;
Write($"{rfName} = resp.{rfName};");
}
Write($"return resp.{respFields[0].Name};");
}
}
TabOut("}");
continue;
}
TabOut("}");
} // GenCommands()
void GenStructure(TpmStruct s)
{
bool hasBase = s.DerivedFrom != null; // Has a non-trivial base class?
string className = s.Name;
string classBases = hasBase ? s.DerivedFrom.Name : "TpmStructureBase";
// Here "implements" is as opposed to "inherits and overrides"
bool implementsUnionInterfaces = !s.IsCmdStruct() && !hasBase && s.ContainingUnions.Count > 0;
Debug.Assert(s.DerivedFrom == null || s.DerivedFrom.ContainingUnions.Count >= s.ContainingUnions.Count);
if (implementsUnionInterfaces)
{
foreach (TpmUnion u in s.ContainingUnions)
{
classBases += ", " + u.Name;
}
}
WriteComment(s);
Write("[DataContract]");
var knownTypes = GetKnownTypes(s);
foreach (TpmType kt in knownTypes)
{
Write($"[KnownType(typeof({kt.Name}))]");
}
string specName = s.Info.IsRequest() ? s.SpecName.Substring(5).Replace("_REQUEST", "_In")
: s.Info.IsResponse() ? s.SpecName.Replace("Response", "_Out")
: s.SpecName;
Write($"[SpecTypeName(\"{specName}\")]");
Write($"public partial class {className}: {classBases}");
TabIn("{");
if (s.DerivedFrom != null)
{
Debug.Assert(!s.IsCmdStruct());
//---------------------------------------
// Constructors
var fields = new List <StructField>();
TpmStruct b = s;
do
{
fields.AddRange(b.NonTagFields);
b = b.DerivedFrom;
} while (b != null);
// Default constructor
Write($"public {className}() {{}}");
Write("");
if (fields.Count != 0)
{
// Copy-constructor
WriteLine("public {0}({0} _{0}) : base(_{0}) {{}}", className);
Write("");
// Member-wise constructor
GenMemeberwiseCtorPrototype(className, fields);
if (fields.Count == 1)
{
Write($" : base(_{fields.First().Name}) {{}}");
}
else
{
string baseInitList = string.Join(", ", fields.ConvertAll(f => "_" + f.Name));
Write("");
Write($" : base({baseInitList})");
Write("{}");
}
Write("");
}
GenGetUnionSelector(s, implementsUnionInterfaces);
GenCloningMethods(s.Name);
// end of class
TabOut("}");
return;
} // if (s.DerivedFrom != null)
//
// Member fields
//
bool onlyStaticFields = true;
int idx = 0;
foreach (StructField f in s.Fields)
{
var tag = f.SizeTagField;
if (f.SizedField == null)
{
WriteComment(f);
WriteConstraints(f);
}
onlyStaticFields = false;
switch (f.MarshalType)
{
case MarshalType.ArrayCount:
case MarshalType.LengthOfStruct:
--idx;
break;
case MarshalType.UnionSelector:
{
Debug.Assert(f.RelatedUnion.MarshalType == MarshalType.UnionObject);
Debug.Assert(f.RelatedUnion.UnionSelector == f);
var unionField = f.RelatedUnion;
var u = (TpmUnion)unionField.Type;
Write($"[MarshalAs({idx}, MarshalType.UnionSelector)]");
TabIn($"public {f.TypeName} {f.Name} {{");
if (u.NullSelector == null)
{
Write($"get {{ return {unionField.Name}.GetUnionSelector(); }}");
}
else
{
Write($"get {{ return {unionField.Name} != null ? {unionField.Name}.GetUnionSelector() : {u.NullSelector.QualifiedName}; }}");
}
TabOut("}"); // property
break;
}
case MarshalType.Normal:
case MarshalType.SizedStruct:
{
if (tag == null)
{
Write($"[MarshalAs({idx})]");
}
else
{
Write($"[MarshalAs({idx}, MarshalType.SizedStruct, \"{tag.Name}\", {tag.Type.GetSize()})]");
}
WriteFieldDef(f, " { get; set; }");
break;
}
case MarshalType.UnionObject:
{
UnionField fx = (UnionField)f;
Write($"[MarshalAs({idx}, MarshalType.Union, \"{fx.UnionSelector.Name}\")]");
WriteFieldDef(f, " { get; set; }");
break;
}
case MarshalType.VariableLengthArray:
case MarshalType.SpecialVariableLengthArray:
{
string marshalType = Enum.GetName(typeof(MarshalType), f.MarshalType);
Write($"[MarshalAs({idx}, MarshalType.{marshalType}, \"{tag.Name}\", {tag.Type.GetSize()})]");
WriteFieldDef(f);
break;
}
case MarshalType.EncryptedVariableLengthArray:
{
Write($"[MarshalAs({idx}, MarshalType.EncryptedVariableLengthArray)]");
WriteFieldDef(f);
break;
}
case MarshalType.ConstantValue:
{
string val = TargetLang.TranslateConstExpr(f.Domain[0, Constraint.Type.Single]);
Write($"[MarshalAs({idx})]");
WriteFieldDef(f, $" = {val};");
break;
}
default:
throw new Exception();
}
++idx;
} // foreach field
if (onlyStaticFields && s.Fields.Count > 0)
{
// end of class
TabOut("}");
return;
}
// Default constructor
var fieldsToInit = s.NonDefaultInitFields;
Write("");
Write($"public {className}()", false);
if (fieldsToInit.Count() == 0)
{
Write(" {}");
}
else if (fieldsToInit.Count() == 1)
{
var f = fieldsToInit[0];
Write($" {{ {f.Name} = {f.GetInitVal()}; }}");
}
else
{
TabIn("{");
foreach (StructField f in fieldsToInit)
{
Write($"{f.Name} = {f.GetInitVal()};");
}
TabOut("}");
}
// Copy constructor
if (!s.Info.IsRequest())
{
var fields = s.NonTagFields;
if (fields.Count() != 0)
{
Write("");
Write($"public {className}({className} src)", false);
if (fields.Count() == 1 && s.SpecName != "TPM_HANDLE")
{
string field = fields.First().Name;
Write($" {{ {field} = src.{field}; }}");
}
else
{
Write("");
TabIn("{");
foreach (StructField f in fields)
{
Write($"{f.Name} = src.{f.Name};");
}
// special case
if (s.SpecName == "TPM_HANDLE")
{
Write("Auth = src.Auth;");
TabIn("if (src.Name != null)");
Write("Name = Globs.CopyData(src.Name);");
TabOut();
}
TabOut("}");
}
}
}
// Member-wise constructor
if (!s.Info.IsResponse())
{
var fields = s.NonTagFields;
if (fields.Count() != 0)
{
GenMemeberwiseCtorPrototype(className, fields);
if (fields.Count() == 1)
{
string fName = fields.First().Name;
Write($" {{ {fName} = _{fName}; }}");
}
else
{
TabIn("{");
foreach (StructField f in fields)
{
Write($"{f.Name} = _{f.Name};");
}
TabOut("}");
}
}
}
GenGetUnionSelector(s);
GenCloningMethods(s.Name);
TabOut("}"); // end of class
} // GenStructure()
static void Main(string[] args)
{
bool help = false;
string specPath = null;
string tssRootPath = null;
Action actions = Action.None;
Func <Lang, string> langName = l => Enum.GetName(typeof(Lang), l);
var allLangs = ((Lang[])Enum.GetValues(typeof(Lang))).ToList();
var langs = new List <Lang>();
for (int i = 0; i < args.Length; ++i)
{
string opt = args[i];
if (opt[0] != '-' && opt[0] != '/')
{
help = true;
PrintError($"Invalid format for option {i}: {opt}");
break;
}
opt = opt.Substring(1);
var res = ProcessPathOption(opt, "spec", args, ref i, ref specPath);
if (res == Option.ParsingError)
{
return;
}
if (res == Option.Matched)
{
continue;
}
res = ProcessPathOption(opt, "dest", args, ref i, ref tssRootPath);
if (res == Option.ParsingError)
{
return;
}
if (res == Option.Matched)
{
continue;
}
if (opt == "h" || opt == "help" || opt == "?")
{
help = true;
}
else if (0 == string.Compare(opt, "extract", true))
{
actions |= Action.ExtractFromDoc;
}
else if (0 == string.Compare(opt, "noextract", true))
{
actions &= ~Action.ExtractFromDoc;
}
else
{
Lang lang = allLangs.FirstOrDefault(l => 0 == string.Compare(opt, langName(l), true));
if (lang != Lang.None)
{
if (!langs.Contains(lang))
{
langs.Add(lang);
}
}
else
{
lang = allLangs.FirstOrDefault(l => 0 == string.Compare(opt, "no" + langName(l), true));
if (lang != Lang.None)
{
langs = allLangs.Where(l => l != lang).ToList();
}
else
{
help = true;
PrintError($"Unrecognized option '{opt}'");
}
}
}
}
if (help)
{
Console.WriteLine("TSS Code Generator tool.\n" +
"Copyright (c) Microsoft Corporation. All rights reserved.\n" +
"\n" +
"This tool (re)generates the interface part of the TPM Software Stack (TSS)\n" +
"implementations for all supported programming languages/frameworks (TSS.Net,\n" +
"TSS.CPP, TSS.Java, TSS.JS, TSS.Py)\n" +
"\n" +
"All command line parameters are case-insensitive and optional.\n" +
"Option names are prepended with either dash ('-') or slash ('/') marks.\n" +
"\n" +
"The following options are supported:\n" +
" h|help|? - Display this message\n" +
" spec <path> - Path to the folder containing the TPM 2.0 specification Word\n" +
" documents and/or intermediate XML representation (RawTables.xml).\n" +
" By default the TssCodeGen/TpmSpec folder is used.\n" +
" dest <path> - Path to the root folder containing individual TSSes to be updated.\n" +
" By default the TSS implementations in this repo clone (in the\n" +
" folders adjasent to the TssCodeGen folder) are updated.\n" +
" extract - Force parsing the TPM 2.0 spec documents even if the intermediate\n" +
" XML representation file (RawTables.xml) is available. By default\n" +
" the tool will always use RawTables.xml if it is present.\n" +
" dotNet, cpp, java, node, py - Any combination of these options can be used\n" +
" to select TSS implementations to be updated. By default (when\n" +
" none of them is present) all supported languages are updated.\n" +
"\n" +
"Note that the default path values used by the tool are selected in expectation\n" +
"that it is run from the Visual Studio after being built from its github repo clone.\n" +
"If however the binary location or folder structure is different, options 'spec'\n" +
"and 'dest' will be required." +
"\n"
);
return;
}
// The TPM 2.0 spec Word docs Part 2 and 3 are parsed to produce an XML representation.
// This operation is slow. By default (i.e. if no '-extract' option is specified)
// CodeGen bypasses the spec parsing stage and proceeds directly off the existing XML.
if (specPath == null)
{
string pwd = Directory.GetCurrentDirectory();
specPath = Path.GetFullPath(Path.Combine(pwd, @"..\..\..\TpmSpec"));
}
string rawTables = Path.GetFullPath(Path.Combine(specPath, "RawTables.xml"));
if (actions.HasFlag(Action.ExtractFromDoc) || !File.Exists(rawTables))
{
// Kill Word processes
Process[] wordProcesses = Process.GetProcessesByName("WINWORD");
if (wordProcesses.Length != 0)
{
DialogResult res = MessageBox.Show("There are word processes running. Kill them?", "Kill Word Processes?", MessageBoxButtons.YesNo);
if (res == DialogResult.Yes)
{
foreach (Process p in wordProcesses)
{
try
{
p.Kill();
}
catch (Exception) {}
}
Thread.Sleep(2000);
}
}
TableExtractor extractor = new TableExtractor(specPath);
XmlSerializeToFile(rawTables, RawTables.Tables);
}
// Load the XML description of the tables, and extract into in-memory data structures
List <RawTable> tables = XmlDeserializeFromFile <List <RawTable> >(rawTables);
TypeExtractor tpe = new TypeExtractor(tables);
tpe.Extract();
if (tssRootPath == null)
{
tssRootPath = @"..\..\..\..\";
}
if (langs.Count == 0)
{
langs = allLangs.Skip(1).ToList();
}
foreach (var lang in langs)
{
if (lang == Lang.DotNet)
{
continue;
}
var tssName = "TSS." + langName(lang).Replace("DotNet", "Net");
Console.WriteLine($"\nGenerating {tssName}...");
var cg = TargetLang.NewCodeGen(lang, tssRootPath + tssName + '\\');
TargetLang.SetTargetLang(lang);
cg.Generate();
}
if (langs.Contains(Lang.DotNet))
{
Console.WriteLine("\nGenerating TSS.Net...");
CGenDotNet dotNetGen = new CGenDotNet(tssRootPath + @"TSS.NET\");
TargetLang.SetTargetLang(Lang.DotNet);
dotNetGen.Generate();
}
Console.WriteLine("\nAll done!");
}
