private void ReadTypes(IntPtr midl_type_pickling_info_ptr, IntPtr midl_stub_desc_ptr, bool deref_stub_desc, Func <IMemoryReader, IntPtr, IEnumerable <int> > get_offsets)
{
if (midl_type_pickling_info_ptr == IntPtr.Zero)
{
throw new ArgumentException("Must specify a MIDL_TYPE_PICKLING_INFO pointer");
}
if (midl_stub_desc_ptr == IntPtr.Zero)
{
throw new ArgumentException($"Must specify a {(deref_stub_desc ? "MIDL_STUBLESS_PROXY_INFO" : "MIDL_STUB_DESC")} pointer");
}
if (deref_stub_desc)
{
midl_stub_desc_ptr = _reader.ReadIntPtr(midl_stub_desc_ptr);
}
var pickle_info = _reader.ReadStruct <MIDL_TYPE_PICKLING_INFO>(midl_type_pickling_info_ptr);
if (pickle_info.Version != 0x33205054)
{
throw new ArgumentException($"Unsupported picking type version {pickle_info.Version:X}");
}
var flags = pickle_info.Flags.HasFlag(MidlTypePicklingInfoFlags.NewCorrDesc) ? NdrInterpreterOptFlags2.HasNewCorrDesc : 0;
MIDL_STUB_DESC stub_desc = _reader.ReadStruct <MIDL_STUB_DESC>(midl_stub_desc_ptr);
NdrParseContext context = new NdrParseContext(_type_cache, null, stub_desc, stub_desc.pFormatTypes, stub_desc.GetExprDesc(_reader),
flags, _reader, NdrParserFlags.IgnoreUserMarshal);
foreach (var i in get_offsets(_reader, stub_desc.pFormatTypes))
{
NdrBaseTypeReference.Read(context, i);
}
}
internal static T[] EnumeratePointerList <T>(this IMemoryReader reader, IntPtr p, Func <IntPtr, T> load_type)
{
List <T> ret = new List <T>();
if (p == IntPtr.Zero)
{
return(new T[0]);
}
IntPtr curr = p;
IntPtr value = IntPtr.Zero;
while ((value = reader.ReadIntPtr(curr)) != IntPtr.Zero)
{
ret.Add(load_type(value));
curr += reader.PointerSize;
}
return(ret.ToArray());
}
internal static T[] ReadPointerArray <T>(this IMemoryReader reader, IntPtr p, int count, Func <IntPtr, T> load_type)
{
T[] ret = new T[count];
if (p == IntPtr.Zero)
{
return(ret);
}
for (int i = 0; i < count; ++i)
{
IntPtr curr = reader.ReadIntPtr(p + i * reader.PointerSize);
if (curr == IntPtr.Zero)
{
ret[i] = default(T);
}
else
{
ret[i] = load_type(curr);
}
}
return(ret);
}
private static IEnumerable <int> GetPicklingTableOffsets(IMemoryReader reader, IntPtr type_pickling_offset_table, IEnumerable <int> type_index)
{
var table = reader.ReadIntPtr(type_pickling_offset_table);
return(type_index.Select(i => reader.ReadInt32(table + i * 4)));
}
