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 (i, p, context));
}
CreateSentinelIfNeeded (fnptr, funcptr.Method);
return fnptr;
case ElementType.Var:
VAR var = t as VAR;
context.CheckProvider (context.Type, var.Index + 1);
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;
context.CheckProvider (context.Method, mvar.Index + 1);
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;
context.CheckProvider (instance.GetOriginalType (), ginst.Signature.Arity);
for (int i = 0; i < ginst.Signature.Arity; i++)
instance.GenericArguments.Add (GetGenericArg (
ginst.Signature.Types [i], context));
return instance;
default:
break;
}
return null;
}
public GenericInstanceMethod GetMethodSpecAt(uint rid, GenericContext context)
{
int index = (int) rid - 1;
GenericInstanceMethod gim = m_methodSpecs [index];
if (gim != null)
return gim;
MethodSpecTable msTable = m_tableReader.GetMethodSpecTable ();
MethodSpecRow msRow = msTable [index];
MethodSpec sig = m_sigReader.GetMethodSpec (msRow.Instantiation);
MethodReference meth;
if (msRow.Method.TokenType == TokenType.Method)
meth = GetMethodDefAt (msRow.Method.RID);
else if (msRow.Method.TokenType == TokenType.MemberRef)
meth = (MethodReference) GetMemberRefAt (msRow.Method.RID, context);
else
throw new ReflectionException ("Unknown method type for method spec");
gim = new GenericInstanceMethod (meth);
context.CheckProvider (meth, sig.Signature.Arity);
foreach (GenericArg arg in sig.Signature.Types)
gim.GenericArguments.Add (GetGenericArg (arg, context));
m_methodSpecs [index] = gim;
return gim;
}
