public TypeReference GetTypeRefFromSig(SigType t, GenericContext context)
{
switch (t.ElementType)
{
case ElementType.Class:
CLASS c = t as CLASS;
return(GetTypeDefOrRef(c.Type, context));
case ElementType.ValueType:
VALUETYPE vt = t as VALUETYPE;
TypeReference vtr = GetTypeDefOrRef(vt.Type, context);
vtr.IsValueType = true;
return(vtr);
case ElementType.String:
return(SearchCoreType(Constants.String));
case ElementType.Object:
return(SearchCoreType(Constants.Object));
case ElementType.Void:
return(SearchCoreType(Constants.Void));
case ElementType.Boolean:
return(SearchCoreType(Constants.Boolean));
case ElementType.Char:
return(SearchCoreType(Constants.Char));
case ElementType.I1:
return(SearchCoreType(Constants.SByte));
case ElementType.U1:
return(SearchCoreType(Constants.Byte));
case ElementType.I2:
return(SearchCoreType(Constants.Int16));
case ElementType.U2:
return(SearchCoreType(Constants.UInt16));
case ElementType.I4:
return(SearchCoreType(Constants.Int32));
case ElementType.U4:
return(SearchCoreType(Constants.UInt32));
case ElementType.I8:
return(SearchCoreType(Constants.Int64));
case ElementType.U8:
return(SearchCoreType(Constants.UInt64));
case ElementType.R4:
return(SearchCoreType(Constants.Single));
case ElementType.R8:
return(SearchCoreType(Constants.Double));
case ElementType.I:
return(SearchCoreType(Constants.IntPtr));
case ElementType.U:
return(SearchCoreType(Constants.UIntPtr));
case ElementType.TypedByRef:
return(SearchCoreType(Constants.TypedReference));
case ElementType.Array:
ARRAY ary = t as ARRAY;
return(new ArrayType(GetTypeRefFromSig(ary.Type, context), ary.Shape));
case ElementType.SzArray:
SZARRAY szary = t as SZARRAY;
ArrayType at = new ArrayType(GetTypeRefFromSig(szary.Type, context));
return(at);
case ElementType.Ptr:
PTR pointer = t as PTR;
if (pointer.Void)
{
return(new PointerType(SearchCoreType(Constants.Void)));
}
return(new PointerType(GetTypeRefFromSig(pointer.PtrType, context)));
case ElementType.FnPtr:
FNPTR funcptr = t as FNPTR;
FunctionPointerType fnptr = new FunctionPointerType(funcptr.Method.HasThis, funcptr.Method.ExplicitThis,
funcptr.Method.MethCallConv, GetMethodReturnType(funcptr.Method, context));
for (int i = 0; i < funcptr.Method.ParamCount; i++)
{
Param p = funcptr.Method.Parameters [i];
fnptr.Parameters.Add(BuildParameterDefinition(
string.Concat("A_", i),
i, (ParamAttributes)0,
p, context));
}
return(fnptr);
case ElementType.Var:
VAR var = t as VAR;
if (context.AllowCreation)
{
CheckGenericParameters(context, var);
}
if (context.Type is GenericInstanceType)
{
return((context.Type as GenericInstanceType).GenericArguments [var.Index]);
}
else
{
return(context.Type.GenericParameters [var.Index]);
}
case ElementType.MVar:
MVAR mvar = t as MVAR;
if (context.Method is GenericInstanceMethod)
{
return((context.Method as GenericInstanceMethod).GenericArguments [mvar.Index]);
}
else
{
return(context.Method.GenericParameters [mvar.Index]);
}
case ElementType.GenericInst:
GENERICINST ginst = t as GENERICINST;
GenericInstanceType instance = new GenericInstanceType(GetTypeDefOrRef(ginst.Type, context));
instance.IsValueType = ginst.ValueType;
for (int i = 0; i < ginst.Signature.Arity; i++)
{
instance.GenericArguments.Add(GetTypeRefFromSig(
ginst.Signature.Types [i], context));
}
return(instance);
default:
break;
}
return(null);
}
public static TypeElement ReadType(SignatureReader rdr)
{
TypeElement ret;
switch (rdr.GetElementTypeAhead())
{
case ElementType.Void:
case ElementType.TypedByRef:
ret = new BaseType(); break;
case ElementType.Boolean:
case ElementType.Char:
case ElementType.Int8:
case ElementType.UInt8:
case ElementType.Int16:
case ElementType.UInt16:
case ElementType.Int32:
case ElementType.UInt32:
case ElementType.Int64:
case ElementType.UInt64:
case ElementType.Single:
case ElementType.Double:
case ElementType.IntPtr:
case ElementType.UIntPtr:
case ElementType.Object:
case ElementType.String:
ret = new BaseType(); break;
case ElementType.Array:
ret = new ARRAY(); break;
case ElementType.Class:
ret = new CLASS(); break;
case ElementType.FnPtr:
ret = new FNPTR(); break;
case ElementType.GenericInstance:
ret = new GENERICINST(); break;
case ElementType.MethodGenericVar:
ret = new MVAR(); break;
case ElementType.Pointer:
ret = new PTR(); break;
case ElementType.SzArray:
ret = new SZARRAY(); break;
case ElementType.ValueType:
ret = new VALUETYPE(); break;
case ElementType.GenericVar:
ret = new VAR(); break;
default:
throw new InvalidOperationException();
}
ret.Read(rdr);
return(ret);
}