/// <summary>
/// Creates new list entry.
/// </summary>
/// <param name="packFilePath"></param>
/// <param name="packHeader"></param>
/// <param name="binaryReader"></param>
internal PackedFileEntry(PackHeader packHeader, BinaryReader binaryReader)
{
_br = binaryReader;
this.Seed = 1;
this.Header = packHeader;
}
/// <summary>
/// Reads header from reader and returns it.
/// </summary>
/// <param name="br"></param>
/// <param name="packFilePath"></param>
/// <returns></returns>
public static PackHeader ReadFrom(BinaryReader br, string packFilePath)
{
int len;
byte[] strBuffer;
var header = new PackHeader();
header.PackFilePath = packFilePath;
header.Signature = br.ReadBytes(4);
header.FormatVersion = br.ReadInt32();
header.PackVersion = br.ReadInt32();
header.FileCount = br.ReadInt32();
header.FileTime1 = DateTime.FromFileTimeUtc(br.ReadInt64());
header.FileTime2 = DateTime.FromFileTimeUtc(br.ReadInt64());
strBuffer = br.ReadBytes(480);
len = Array.IndexOf(strBuffer, (byte)0);
header.BasePath = Encoding.UTF8.GetString(strBuffer, 0, len);
header.ListFileCount = br.ReadInt32();
header.ListLength = br.ReadInt32();
header.BlankLength = br.ReadInt32();
header.DataLength = br.ReadInt32();
header.Zero = br.ReadBytes(16);
return(header);
}
/// <summary>
/// Loads entries from the given pack file.
/// </summary>
/// <param name="filePath"></param>
private void Load(string filePath)
{
var fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
var br = new BinaryReader(fs, Encoding.ASCII);
lock (_syncLock)
{
_fileStreams.Add(fs);
_binaryReaders.Add(br);
}
var header = PackHeader.ReadFrom(br, filePath);
for (var i = 0; i < header.ListFileCount; ++i)
{
var entry = PackedFileEntry.ReadFrom(header, br);
var fullPath = entry.FullName.ToLower();
lock (_syncLock)
{
_entries[fullPath] = entry;
var key = entry.FileName.ToLower();
if (!_entriesNamed.ContainsKey(key))
{
_entriesNamed[key] = new List <PackedFileEntry>();
}
_entriesNamed[key].Add(entry);
}
}
}
/// <summary>
/// Creates new list entry.
/// </summary>
/// <param name="packFilePath"></param>
/// <param name="packHeader"></param>
/// <param name="binaryReader"></param>
internal PackListEntry(string packFilePath, PackHeader packHeader, BinaryReader binaryReader)
{
this.Seed = 166;
header = packHeader;
br = binaryReader;
this.PackFilePath = packFilePath;
}
/// <summary>
/// Loads entries from the given pack file.
/// </summary>
/// <param name="filePath"></param>
private void Load(string filePath)
{
_fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
_br = new BinaryReader(_fs, Encoding.ASCII);
this.Header = PackHeader.ReadFrom(_br, filePath);
for (var i = 0; i < this.Header.FileCount2; ++i)
{
var entry = PackedFileEntry.ReadFrom(this.Header, _br);
this.AddEntry(entry);
}
}
/// <summary>
/// Reads pack list entry from reader and returns it.
/// </summary>
/// <param name="packFilePath"></param>
/// <param name="packHeader"></param>
/// <param name="br"></param>
/// <returns></returns>
public static PackedFileEntry ReadFrom(PackHeader packHeader, BinaryReader br)
{
int len;
byte[] strBuffer;
var entry = new PackedFileEntry(packHeader, br);
entry.NameType = (PackListNameType)br.ReadByte();
if (entry.NameType <= PackListNameType.L64)
{
var size = (0x10 * ((byte)entry.NameType + 1));
strBuffer = br.ReadBytes(size - 1);
}
else if (entry.NameType == PackListNameType.L96)
{
var size = 0x60;
strBuffer = br.ReadBytes(size - 1);
}
else if (entry.NameType == PackListNameType.LDyn)
{
var size = (int)br.ReadUInt32();
strBuffer = br.ReadBytes(size);
}
else
{
throw new Exception("Unknown entry name type '" + entry.NameType + "'.");
}
len = Array.IndexOf(strBuffer, (byte)0);
entry.RelativePath = Encoding.UTF8.GetString(strBuffer, 0, len);
entry.Seed = br.ReadUInt32();
entry.Zero = br.ReadUInt32();
entry.DataOffset = br.ReadUInt32();
entry.CompressedSize = br.ReadUInt32();
entry.FileSize = br.ReadUInt32();
entry.IsCompressed = (br.ReadUInt32() != 0); // compression strength?
entry.FileTime1 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime2 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime3 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime4 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime5 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileName = Path.GetFileName(entry.RelativePath);
return(entry);
}
/// <summary>
/// Loads entries from the given pack file.
/// </summary>
/// <param name="filePath"></param>
private void Load(string filePath)
{
int len;
byte[] strBuffer;
var fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
var br = new BinaryReader(fs, Encoding.ASCII);
fileStreams.Add(fs);
binaryReaders.Add(br);
var header = new PackHeader();
header.Signature = br.ReadBytes(8);
header.D1 = br.ReadUInt32();
header.Sum = br.ReadUInt32();
header.FileTime1 = DateTime.FromFileTimeUtc(br.ReadInt64());
header.FileTime2 = DateTime.FromFileTimeUtc(br.ReadInt64());
strBuffer = br.ReadBytes(480);
len = Array.IndexOf(strBuffer, (byte)0);
header.DataPath = Encoding.UTF8.GetString(strBuffer, 0, len);
header.FileCount = br.ReadUInt32();
header.HeaderLength = br.ReadUInt32();
header.BlankLength = br.ReadUInt32();
header.DataLength = br.ReadUInt32();
header.Zero = br.ReadBytes(16);
for (int i = 0; i < header.FileCount; ++i)
{
var entry = new PackListEntry(filePath, header, br);
entry.NameType = (PackListNameType)br.ReadByte();
if (entry.NameType <= PackListNameType.L64)
{
var size = (0x10 * ((byte)entry.NameType + 1));
strBuffer = br.ReadBytes(size - 1);
}
else if (entry.NameType == PackListNameType.L96)
{
var size = 0x60;
strBuffer = br.ReadBytes(size - 1);
}
else if (entry.NameType == PackListNameType.LDyn)
{
var size = (int)br.ReadUInt32() + 5;
strBuffer = br.ReadBytes(size - 1 - 4);
}
else
{
throw new Exception("Unknown entry name type '" + entry.NameType + "'.");
}
len = Array.IndexOf(strBuffer, (byte)0);
entry.FullName = Encoding.UTF8.GetString(strBuffer, 0, len);
entry.FileName = Path.GetFileName(entry.FullName);
entry.Seed = br.ReadUInt32();
entry.Zero = br.ReadUInt32();
entry.DataOffset = br.ReadUInt32();
entry.CompressedSize = br.ReadUInt32();
entry.DecompressedSize = br.ReadUInt32();
entry.IsCompressed = br.ReadUInt32() == 1;
entry.FileTime1 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime2 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime3 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime4 = DateTime.FromFileTimeUtc(br.ReadInt64());
entry.FileTime5 = DateTime.FromFileTimeUtc(br.ReadInt64());
lock (entries)
entries[entry.FullName.ToLower()] = entry;
lock (entriesNamed)
{
var key = entry.FileName.ToLower();
if (!entriesNamed.ContainsKey(key))
{
entriesNamed[key] = new List <PackListEntry>();
}
entriesNamed[key].Add(entry);
}
}
}
