public static WzMutableKey GenerateWzKey(byte[] WzIv)
{
return(new WzMutableKey(WzIv, MapleCryptoConstants.GetTrimmedUserKey(ref MapleCryptoConstants.UserKey_WzLib)));
}
/// <summary>
/// Saves a wz file to the disk, AKA repacking.
/// </summary>
/// <param name="path">Path to the output wz file</param>
public void SaveToDisk(string path, WzMapleVersion savingToPreferredWzVer = WzMapleVersion.UNKNOWN)
{
// WZ IV
if (savingToPreferredWzVer == WzMapleVersion.UNKNOWN)
{
WzIv = WzTool.GetIvByMapleVersion(maplepLocalVersion); // get from local WzFile
}
else
{
WzIv = WzTool.GetIvByMapleVersion(savingToPreferredWzVer); // custom selected
}
bool bIsWzIvSimilar = WzIv.SequenceEqual(wzDir.WzIv); // check if its saving to the same IV.
wzDir.WzIv = WzIv;
// MapleStory UserKey
bool bIsWzUserKeyDefault = MapleCryptoConstants.IsDefaultMapleStoryUserKey(); // check if its saving to the same UserKey.
//
CreateWZVersionHash();
wzDir.SetVersionHash(versionHash);
string tempFile = Path.GetFileNameWithoutExtension(path) + ".TEMP";
File.Create(tempFile).Close();
using (FileStream fs = new FileStream(tempFile, FileMode.Append, FileAccess.Write))
{
wzDir.GenerateDataFile(bIsWzIvSimilar ? null : WzIv, bIsWzUserKeyDefault, fs);
}
WzTool.StringCache.Clear();
uint totalLen = wzDir.GetImgOffsets(wzDir.GetOffsets(Header.FStart + 2));
using (WzBinaryWriter wzWriter = new WzBinaryWriter(File.Create(path), WzIv))
{
wzWriter.Hash = versionHash;
Header.FSize = totalLen - Header.FStart;
for (int i = 0; i < 4; i++)
{
wzWriter.Write((byte)Header.Ident[i]);
}
wzWriter.Write((long)Header.FSize);
wzWriter.Write(Header.FStart);
wzWriter.WriteNullTerminatedString(Header.Copyright);
long extraHeaderLength = Header.FStart - wzWriter.BaseStream.Position;
if (extraHeaderLength > 0)
{
wzWriter.Write(new byte[(int)extraHeaderLength]);
}
wzWriter.Write(version);
wzWriter.Header = Header;
wzDir.SaveDirectory(wzWriter);
wzWriter.StringCache.Clear();
using (FileStream fs = File.OpenRead(tempFile))
{
wzDir.SaveImages(wzWriter, fs);
}
File.Delete(tempFile);
wzWriter.StringCache.Clear();
}
GC.Collect();
GC.WaitForPendingFinalizers();
}
/// <summary>
/// Generates the WZ Key for .Lua property
/// </summary>
/// <returns></returns>
public static WzMutableKey GenerateLuaWzKey()
{
return(new WzMutableKey(
MapleCryptoConstants.WZ_MSEAIV,
MapleCryptoConstants.GetTrimmedUserKey(ref MapleCryptoConstants.MAPLESTORY_USERKEY_DEFAULT)));
}
