internal void AddUnmanagedResourceDirectory(PEResourceDirectory directory)
{
Contract.Requires(directory != null);
if (rsrc == null)
{
rsrc = new Section(FileImage.rsrcName, 0x40000040);
}
rsrc.IncTide(directory.Size());
unmanagedResourceRoot = directory;
}
/// <summary>
/// Read unmanged resource directory structure from PE-file.
/// </summary>
/// <param name="reader"></param>
internal void PopulateResourceDirectory(PEReader reader, long baseOffset)
{
Contract.Requires(reader != null);
PEResourceElement resElement;
int junk = reader.ReadInt32(); // Must be zero.
this.Date = reader.ReadUInt32(); // Time stamp.
this.MajVer = reader.ReadUInt16();
this.MinVer = reader.ReadUInt16();
int numNameEntries = reader.ReadUInt16(); // Number of named entries.
int numIdntEntries = reader.ReadUInt16(); // Number of ID entries.
for (int i = 0; i < numNameEntries; i++)
{
uint nameOrId = reader.ReadUInt32();
uint elemOfst = reader.ReadUInt32();
if ((elemOfst & 0x80000000) != 0) // Element is subdirectory.
{
resElement = new PEResourceDirectory();
}
else
{
resElement = new PEResourceData();
}
resElement.Name = ReadName(reader, baseOffset + nameOrId & 0x7fffffff);
resElement.offset = baseOffset + (long)(elemOfst & 0x7fffffff);
this.AddElement(resElement);
}
// Read the Ident entries.
for (int i = 0; i < numIdntEntries; i++)
{
uint nameOrId = reader.ReadUInt32();
uint elemOfst = reader.ReadUInt32();
if ((elemOfst & 0x80000000) != 0) // Element is subdirectory.
{
resElement = new PEResourceDirectory();
}
else
{
resElement = new PEResourceData();
}
resElement.Id = (ushort)nameOrId;
resElement.offset = baseOffset + (long)(elemOfst & 0x7fffffff);
this.AddElement(resElement);
}
// Now recurse to get subdirectories/the real data.
foreach (PEResourceElement elem in this.elements)
{
PEResourceDirectory resDirectory;
if ((resDirectory = elem as PEResourceDirectory) != null)
{
reader.BaseStream.Seek(resDirectory.offset, SeekOrigin.Begin);
resDirectory.PopulateResourceDirectory(reader, baseOffset);
}
else
{
PEResourceData resData;
if ((resData = elem as PEResourceData) != null)
{
reader.BaseStream.Seek(resData.offset, SeekOrigin.Begin);
resData.PopulateResourceData(reader, baseOffset);
}
}
}
}
