FCIMPL1(void, ArrayNative::Initialize, ArrayBase* array)
{
FCALL_CONTRACT;
if (array == NULL)
{
FCThrowVoid(kNullReferenceException);
}
MethodTable* pArrayMT = array->GetMethodTable();
TypeHandle thElem = pArrayMT->GetApproxArrayElementTypeHandle();
if (thElem.IsTypeDesc())
return;
MethodTable * pElemMT = thElem.AsMethodTable();
if (!pElemMT->HasDefaultConstructor() || !pElemMT->IsValueType())
return;
ARRAYBASEREF arrayRef (array);
HELPER_METHOD_FRAME_BEGIN_1(arrayRef);
ArrayInitializeWorker(&arrayRef, pArrayMT, pElemMT);
HELPER_METHOD_FRAME_END();
}
int GetVersionResilientTypeHashCode(TypeHandle type)
{
if (!type.IsTypeDesc())
{
MethodTable *pMT = type.AsMethodTable();
_ASSERTE(!pMT->IsArray());
_ASSERTE(!IsNilToken(pMT->GetCl()));
LPCUTF8 szNamespace;
LPCUTF8 szName;
IfFailThrow(pMT->GetMDImport()->GetNameOfTypeDef(pMT->GetCl(), &szName, &szNamespace));
int hashcode = ComputeNameHashCode(szNamespace, szName);
MethodTable *pMTEnclosing = pMT->LoadEnclosingMethodTable(CLASS_LOAD_UNRESTOREDTYPEKEY);
if (pMTEnclosing != NULL)
{
hashcode = ComputeNestedTypeHashCode(GetVersionResilientTypeHashCode(TypeHandle(pMTEnclosing)), hashcode);
}
if (!pMT->IsGenericTypeDefinition() && pMT->HasInstantiation())
{
return ComputeGenericInstanceHashCode(hashcode,
pMT->GetInstantiation().GetNumArgs(), pMT->GetInstantiation(), GetVersionResilientTypeHashCode);
}
else
{
return hashcode;
}
}
else
if (type.IsArray())
{
ArrayTypeDesc *pArray = type.AsArray();
return ComputeArrayTypeHashCode(GetVersionResilientTypeHashCode(pArray->GetArrayElementTypeHandle()), pArray->GetRank());
}
else
if (type.IsPointer())
{
return ComputePointerTypeHashCode(GetVersionResilientTypeHashCode(type.AsTypeDesc()->GetTypeParam()));
}
else
if (type.IsByRef())
{
return ComputeByrefTypeHashCode(GetVersionResilientTypeHashCode(type.AsTypeDesc()->GetTypeParam()));
}
assert(false);
return 0;
}