public ArrayList ParseFile(InputFile file)
{
ArrayList atoms = new ArrayList();
UInt64 position = 0;
while (position < file.Length)
{
string type = GetAtomType(file, position);
Atom atom = null;
if (IsContainer(type))
{
atom = new ContainerAtom(type);
ParseContainer(file, position, (ContainerAtom)atom);
}
else if (IsAtom(type))
{
atom = new LeafAtom(type);
ParseAtom(file, position, atom);
}
else
{
throw new Exception("Invalid atom at pos 0x" + position.ToString("X16"));
}
atoms.Add(atom);
position += atom.TotalLength;
}
return atoms;
}
outFile.WriteUInt64(leaf.TotalLength);
}
if (leaf.PayloadData != null)
{
outFile.WriteBytes(leaf.PayloadData);
}
else
{
if (leaf.OriginalPayloadFileOffset > 0)
{
outFile.WriteFromInput(inFile, leaf.OriginalPayloadFileOffset, leaf.PayloadLength);
}
else
{
outFile.WriteFromInput(inFile, leaf.PayloadFileOffset, leaf.PayloadLength);
}
}
}
}
}
private void ParseContainer(InputFile file, ulong position, ContainerAtom container)
{
ParseAtom(file, position, container);
ArrayList atoms = new ArrayList();
UInt64 offset = container.HeaderLength;
while (offset < container.TotalLength)
{
string type = GetAtomType(file, position + offset);
Atom atom = null;
if (IsContainer(type))
{
atom = new ContainerAtom(type);
ParseContainer(file, position + offset, (ContainerAtom)atom);
}
else
{
atom = new LeafAtom(type);
ParseAtom(file, position + offset, atom);
}
container.Children.Add(atom);
offset += atom.TotalLength;
}
}