public static void InitEnum(string[,] values, string insertAfter = null)
{
var e = new TpmEnum(values[0, 0], values[0, 1], values[0, 2]);
for (int i = 1; i < values.GetLength(0); ++i)
{
e.Add(values[i, 0], values[i, 1], values[i, 2]);
}
Add(e, insertAfter);
}
void GenUnions()
{
TpmUnion[] unions = TpmTypes.Get <TpmUnion>().ToArray();
foreach (TpmUnion t in unions)
{
string selectorType = t.Members[0].SelectorValue.EnclosingEnum.Name;
WriteComment(t);
Write("public interface " + t.Name);
TabIn("{");
Write($"{selectorType} GetUnionSelector();");
TabOut("}");
}
Write("public abstract partial class TpmStructureBase");
TabIn("{");
Write("Type UnionElementFromSelector(Type unionInterface, object selector)");
TabIn("{");
string elseClause = "";
foreach (TpmUnion t in unions)
{
Write($"{elseClause}if (unionInterface == typeof({t.Name}))");
TabIn("{");
TpmEnum selectorType = null;
foreach (UnionMember m in t.Members)
{
if (selectorType == null)
{
selectorType = m.SelectorValue.EnclosingEnum;
Write($"switch (({selectorType.Name})selector)");
TabIn("{");
}
Debug.Assert(selectorType == m.SelectorValue.EnclosingEnum);
Write($"case {m.SelectorValue.QualifiedName}: return typeof({m.Type.Name});");
}
TabOut("}", false); // switch
TabOut("}", false); // else if
elseClause = "else ";
}
Write("else");
TabIn("{");
Write("throw new Exception(\"Unknown union interface type \" + unionInterface.Name);");
TabOut("}", false); // else
Write("throw new Exception(\"Unknown selector value\" + selector + \" for \" + unionInterface.Name + \" union\");");
TabOut("}", false); // UnionElementFromSelector
TabOut("}"); // TpmStructureBase
} // GenUnions()
} // GenEnum()
void GenEnum(TpmEnum e)
{
GenEnum(e, e.Members);
}
/// <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()
} // GenEnum
void GenEnum(TpmEnum e)
{
GenEnum(e, e.Members, e.UnderlyingType.GetSize());
}
} // GenEnum()
void GenEnum(TpmEnum e)
{
GenEnum(e, e.Members, null == e.Members.FirstOrDefault(x => x.Name == "None"));
}
static bool IsGenerated(TpmEnum e)
{
// In Java mutual order of definitions is not important
return(Java || (GeneratedEnums != null && GeneratedEnums.Contains(e)));
}