Пример #1
0
        public void Initialize(FileStream fs, long offset, bool isRawDump)
        {
            long absoluteOffset;

            this.FormatDescription = Nintendo3dsCtr.FORMAT_DESCRIPTION_STRING_DECRYPTED;

            this.VolumeBaseOffset        = offset;
            this.IsRawDump               = isRawDump;
            this.VolumeType              = VolumeDataType.Data;
            this.DirectoryStructureArray = new ArrayList();

            // parse NCCH header
            this.ParseNcchHeader(fs, offset);

            // set volume name
            this.VolumeIdentifier = this.ProductCode;

            // parse File Systems
            Nintendo3dsCtrDirectory dummyRoot = new Nintendo3dsCtrDirectory();

            dummyRoot.SubDirectoryArray = new ArrayList();
            dummyRoot.FileArray         = new ArrayList();

            if (this.ExeFsOffset > 0)
            {
                absoluteOffset = offset + ((long)this.ExeFsOffset * Nintendo3dsCtr.MEDIA_UNIT_SIZE);
                Nintendo3dsCtrDirectory ExeFs = new Nintendo3dsCtrDirectory(fs, fs.Name, this.VolumeIdentifier,
                                                                            absoluteOffset, Nintendo3dsCtr.FileSystemType.ExeFS, null);
                dummyRoot.SubDirectoryArray.Add((IDirectoryStructure)ExeFs);
            }

            if (this.RomFsOffset > 0)
            {
                absoluteOffset = offset + ((long)this.RomFsOffset * Nintendo3dsCtr.MEDIA_UNIT_SIZE);

                try
                {
                    Nintendo3dsCtrDirectory RomFs = new Nintendo3dsCtrDirectory(fs, fs.Name, this.VolumeIdentifier,
                                                                                absoluteOffset, Nintendo3dsCtr.FileSystemType.RomFS, null);
                    dummyRoot.SubDirectoryArray.Add((IDirectoryStructure)RomFs);
                }
                catch (Exception ex)
                {
                    if (ex is FormatException)
                    {
                        MessageBox.Show(String.Format("IVFC magic bytes not found at expected RomFS offset for Volume '{0}, are you sure it is decrypted?'  Note: System Volume, {1}, has not been tested due to unavailability of decrypted samples.",
                                                      this.VolumeIdentifier, Nintendo3dsCtr.CTR_SYSTEM_PARTITION), "Error Processing 3DS CTR");
                    }
                    else
                    {
                        throw ex;
                    }
                }
            }

            if (dummyRoot.SubDirectoryArray.Count > 0)
            {
                this.DirectoryStructureArray.Add((IDirectoryStructure)dummyRoot);
            }
        }
Пример #2
0
        public int CompareTo(object obj)
        {
            if ((obj is Nintendo3dsCtrDirectory))
            {
                Nintendo3dsCtrDirectory o = (Nintendo3dsCtrDirectory)obj;

                return(this.DirectoryName.CompareTo(o.DirectoryName));
            }

            throw new ArgumentException("object is not an Nintendo3dsCtrDirectory");
        }
Пример #3
0
        private void BuildDirectory(FileStream isoStream, long ivfcOffset, long directoryEntryOffset, long directoryBlockOffset,
                                    long fileBlockOffset)
        {
            RomFsDirEntry           dir  = new RomFsDirEntry();
            RomFsFileEntry          file = new RomFsFileEntry();
            Nintendo3dsCtrDirectory tempDir;
            Nintendo3dsCtrFile      tempFile;

            byte[] nameBytes;
            string nextDirectory;

            // load dir
            dir.ParentOffset  = ParseFile.ReadUintLE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset);
            dir.SiblingOffset = ParseFile.ReadInt32LE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 4);
            dir.ChildOffset   = ParseFile.ReadInt32LE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 8);
            dir.FileOffset    = ParseFile.ReadInt32LE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 0xC);
            dir.WeirdOffset   = ParseFile.ReadInt32LE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 0x10);
            dir.NameSize      = ParseFile.ReadUintLE(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 0x14);

            // build directory name
            if (dir.NameSize > 0)
            {
                nameBytes = ParseFile.ParseSimpleOffset(isoStream, ivfcOffset + directoryBlockOffset + directoryEntryOffset + 0x18, (int)dir.NameSize);
                dir.Name  = ByteConversion.GetUtf16LeText(nameBytes);
            }
            else // this is root
            {
                dir.Name = "RomFS"; // @TODO Make this a constant
            }

            this.DirectoryName = dir.Name;
            nextDirectory      = this.ParentDirectoryName + Path.DirectorySeparatorChar + this.DirectoryName;

            // add files
            if (dir.FileOffset != -1)
            {
                tempFile = new Nintendo3dsCtrFile(isoStream, nextDirectory, isoStream.Name,
                                                  null, ivfcOffset, -1, Nintendo3dsCtr.FileSystemType.RomFS, this.IvfcLevels[2],
                                                  dir.FileOffset, fileBlockOffset, this.RomFsDataOffset);
                this.FileArray.Add(tempFile);

                while (tempFile.SiblingOffset != -1)
                {
                    tempFile = new Nintendo3dsCtrFile(isoStream, nextDirectory, isoStream.Name,
                                                      null, ivfcOffset, -1, Nintendo3dsCtr.FileSystemType.RomFS, this.IvfcLevels[2],
                                                      tempFile.SiblingOffset, fileBlockOffset, this.RomFsDataOffset);

                    this.FileArray.Add(tempFile);
                }
            }

            // get sibling dir
            if (dir.SiblingOffset != -1)
            {
                tempDir = new Nintendo3dsCtrDirectory(isoStream, isoStream.Name, this.ParentDirectoryName,
                                                      ivfcOffset, Nintendo3dsCtr.FileSystemType.RomFS, this.IvfcLevels, dir.SiblingOffset, directoryBlockOffset,
                                                      fileBlockOffset, this.RomFsDataOffset);
                this.SiblingDirectory = tempDir;
            }

            // add subdirs
            if (dir.ChildOffset != -1)
            {
                tempDir = new Nintendo3dsCtrDirectory(isoStream, isoStream.Name, nextDirectory,
                                                      ivfcOffset, Nintendo3dsCtr.FileSystemType.RomFS, this.IvfcLevels, dir.ChildOffset, directoryBlockOffset,
                                                      fileBlockOffset, this.RomFsDataOffset);
                this.SubDirectoryArray.Add(tempDir);

                while (tempDir.SiblingDirectory != null)
                {
                    this.SubDirectoryArray.Add(tempDir.SiblingDirectory);
                    tempDir = tempDir.SiblingDirectory;
                }
            }
        }