internal static void AddFiles(Romfs_MetaData MetaData, RomfsFile[] Entries)
{
string PrevDirPath = "";
for (int i = 0; i < Entries.Length; i++)
{
FileInfo file = new FileInfo(Entries[i].FullName);
Romfs_FileEntry Entry = new Romfs_FileEntry();
string DirPath = Path.GetDirectoryName(Entries[i].FullName);
int ParentIndex = GetRomfsDirEntry(MetaData, DirPath);
Entry.FullName = Entries[i].FullName;
Entry.Offset = MetaData.FileTableLen;
Entry.ParentDirOffset = MetaData.DirTable.DirectoryTable[ParentIndex].Offset;
Entry.SiblingOffset = ROMFS_UNUSED_ENTRY;
if (DirPath == PrevDirPath)
{
MetaData.FileTable.FileTable[i - 1].SiblingOffset = Entry.Offset;
}
if (MetaData.DirTable.DirectoryTable[ParentIndex].FileOffset == ROMFS_UNUSED_ENTRY)
{
MetaData.DirTable.DirectoryTable[ParentIndex].FileOffset = Entry.Offset;
}
Entry.HashKeyPointer = ROMFS_UNUSED_ENTRY;
Entry.NameSize = (uint)file.Name.Length * 2;
Entry.Name = file.Name;
Entry.DataOffset = Entries[i].Offset;
Entry.DataSize = Entries[i].Size;
MetaData.FileTable.FileTable.Add(Entry);
MetaData.FileTableLen += 0x20 + (uint)Align((ulong)file.Name.Length * 2, 4);
PrevDirPath = DirPath;
}
}
private void AddFiles(List <RomfsFile> Entries)
{
string PrevDirPath = "";
for (int i = 0; i < Entries.Count; i++)
{
var fileName = Path.GetFileName(Entries[i].FullName);
Romfs_FileEntry Entry = new Romfs_FileEntry();
string DirPath = Path.GetDirectoryName(Entries[i].FullName);
int ParentIndex = GetRomfsDirEntry(DirPath);
Entry.FullName = Entries[i].FullName;
Entry.Offset = this.FileTableLen;
Entry.ParentDirOffset = this.DirTable[ParentIndex].Offset;
Entry.SiblingOffset = ROMFS_UNUSED_ENTRY;
if (DirPath == PrevDirPath)
{
this.FileTable[i - 1].SiblingOffset = Entry.Offset;
}
if (this.DirTable[ParentIndex].FileOffset == ROMFS_UNUSED_ENTRY)
{
this.DirTable[ParentIndex].FileOffset = Entry.Offset;
}
Entry.HashKeyPointer = ROMFS_UNUSED_ENTRY;
Entry.NameSize = fileName.Length * 2;
Entry.Name = fileName;
Entry.DataOffset = Entries[i].Offset;
Entry.DataSize = Entries[i].Size;
this.FileTable.Add(Entry);
this.FileTableLen += 0x20 + BitMath.Align(fileName.Length * 2, 4);
PrevDirPath = DirPath;
}
}
private static Romfs_FileEntry GetFileEntryFromMetadataBytes(byte[] fileMetadataBlock, int fileOffset)
{
Romfs_FileEntry entry = new Romfs_FileEntry();
entry.ParentDirOffset = BitConverter.ToUInt32(fileMetadataBlock, fileOffset);
entry.SiblingOffset = BitConverter.ToUInt32(fileMetadataBlock, fileOffset + 0x04);
entry.DataOffset = BitConverter.ToUInt64(fileMetadataBlock, fileOffset + 0x08);
entry.DataSize = BitConverter.ToUInt64(fileMetadataBlock, fileOffset + 0x10);
entry.NameSize = BitConverter.ToUInt32(fileMetadataBlock, fileOffset + 0x1C);
entry.Name = "";
if (entry.NameSize != 0xFFFFFFFF)
{
byte[] fileNameBytes = new byte[entry.NameSize];
Array.Copy(fileMetadataBlock, fileOffset + 0x20, fileNameBytes, 0, fileNameBytes.Length);
entry.Name = Encoding.Unicode.GetString(fileNameBytes);
}
return(entry);
}
private void VisitFile(
uint fileOffset,
string rootPath,
byte[] fileMetadataBlock,
ulong dataOffset,
RichTextBox TB_Progress = null,
ProgressBar PB_Show = null)
{
Romfs_FileEntry entry = GetFileEntryFromMetadataBytes(fileMetadataBlock, Convert.ToInt32(fileOffset));
string currentPath = Path.Combine(rootPath, entry.Name);
UpdateTB_Progress(string.Format("Extracting {0} from romfs", currentPath), TB_Progress);
ExtractFileFromRomFS(entry, currentPath, dataOffset, PB_Show);
if (entry.SiblingOffset != 0xFFFFFFFF)
{
VisitFile(entry.SiblingOffset, rootPath, fileMetadataBlock, dataOffset, TB_Progress, PB_Show);
}
}
private void ExtractFileFromRomFS(Romfs_FileEntry entry, string path, ulong dataOffset, ProgressBar PB_Show = null)
{
ulong offsetInRomFS = dataOffset + entry.DataOffset;
byte[] buffer = new byte[0x2000];
using (FileStream romfsFileStream = new FileStream(FileName, FileMode.Open, FileAccess.Read),
outputFileStream = new FileStream(path, FileMode.Append, FileAccess.Write))
{
romfsFileStream.Seek(Convert.ToInt64(offsetInRomFS), SeekOrigin.Begin);
int remainingSize = Convert.ToInt32(entry.DataSize);
if (PB_Show.InvokeRequired)
{
PB_Show.Invoke((MethodInvoker) delegate { PB_Show.Minimum = 0; PB_Show.Step = 1; PB_Show.Value = 0; PB_Show.Maximum = remainingSize / buffer.Length; });
}
else
{
PB_Show.Minimum = 0; PB_Show.Step = 1; PB_Show.Value = 0; PB_Show.Maximum = remainingSize / buffer.Length;
}
while (remainingSize > 0)
{
int sizeToReadWrite = buffer.Length > remainingSize ? remainingSize : buffer.Length;
romfsFileStream.Read(buffer, 0, sizeToReadWrite);
outputFileStream.Write(buffer, 0, sizeToReadWrite);
remainingSize -= sizeToReadWrite;
if (PB_Show.InvokeRequired)
{
PB_Show.Invoke((MethodInvoker)PB_Show.PerformStep);
}
else
{
PB_Show.PerformStep();
}
}
}
}
private void AddFiles(Romfs_MetaData MetaData, RomfsFile[] Entries)
{
string PrevDirPath = "";
for (int i = 0; i < Entries.Length; i++)
{
FileInfo file = new FileInfo(Entries[i].FullName);
Romfs_FileEntry Entry = new Romfs_FileEntry();
string DirPath = Path.GetDirectoryName(Entries[i].FullName);
int ParentIndex = GetRomfsDirEntry(MetaData, DirPath);
Entry.FullName = Entries[i].FullName;
Entry.Offset = MetaData.FileTableLen;
Entry.ParentDirOffset = MetaData.DirTable.DirectoryTable[ParentIndex].Offset;
Entry.SiblingOffset = ROMFS_UNUSED_ENTRY;
if (DirPath == PrevDirPath)
{
MetaData.FileTable.FileTable[i - 1].SiblingOffset = Entry.Offset;
}
if (MetaData.DirTable.DirectoryTable[ParentIndex].FileOffset == ROMFS_UNUSED_ENTRY)
{
MetaData.DirTable.DirectoryTable[ParentIndex].FileOffset = Entry.Offset;
}
Entry.HashKeyPointer = ROMFS_UNUSED_ENTRY;
Entry.NameSize = (uint)file.Name.Length * 2;
Entry.Name = file.Name;
Entry.DataOffset = Entries[i].Offset;
Entry.DataSize = Entries[i].Size;
MetaData.FileTable.FileTable.Add(Entry);
MetaData.FileTableLen += 0x20 + (uint)Align((ulong)file.Name.Length * 2, 4);
PrevDirPath = DirPath;
}
}
