private bool LoadCache(ulong build)
{
if (!CacheFileExists(build))
{
return(false);
}
using (Stream file = File.OpenRead(CacheFile(build)))
using (LZ4Stream lz4Stream = new LZ4Stream(file, LZ4StreamMode.Decompress))
using (BinaryReader reader = new BinaryReader(lz4Stream)) {
if (reader.ReadUInt64() != APM_VERSION)
{
return(false);
}
int packageEntryCount = PackageEntries.Length;
Packages = reader.ReadArray <Types.Package>(packageEntryCount);
Records = new Types.PackageRecord[packageEntryCount][];
PackageSiblings = new ulong[packageEntryCount][];
Types.CachePackageRecord[][] cacheRecords = new Types.CachePackageRecord[packageEntryCount][];
for (int i = 0; i < packageEntryCount; i++)
{
int recordCount = reader.ReadInt32();
cacheRecords[i] = reader.ReadArray <Types.CachePackageRecord>(recordCount);
int siblingCount = reader.ReadInt32();
PackageSiblings[i] = reader.ReadArray <ulong>(siblingCount);
}
Parallel.For(0, packageEntryCount, new ParallelOptions {
MaxDegreeOfParallelism = CASCConfig.MaxThreads
}, i =>
{
Types.CachePackageRecord[] cache = cacheRecords[i];
Records[i] = new Types.PackageRecord[cache.Length];
Types.Package package = Packages[i];
MD5Hash bundleLoadHash;
if (package.BundleGUID != 0)
{
bundleLoadHash = CMF.Map[package.BundleGUID].HashKey;
}
for (int j = 0; j < cache.Length; j++)
{
Types.CachePackageRecord cacheRecord = cache[j];
ContentManifestFile.HashData cmfRecord = CMF.HashList[cacheRecord.Index];
Types.PackageRecord record = new Types.PackageRecord {
GUID = cmfRecord.GUID,
Size = cacheRecord.Size,
Flags = cacheRecord.Flags,
Offset = cacheRecord.Offset
};
if ((record.Flags & ContentFlags.Bundle) != 0)
{
record.LoadHash = bundleLoadHash;
}
else
{
record.LoadHash = cmfRecord.HashKey;
}
if (!FirstOccurence.ContainsKey(record.GUID))
{
FirstOccurence.TryAdd(record.GUID, record);
}
Records[i][j] = record;
}
});
}
return(true);
}
private void LoadPackages(CASCHandler casc, ProgressReportSlave worker)
{
int c = 0;
Parallel.For(0, Header.PackageCount, new ParallelOptions {
MaxDegreeOfParallelism = CASCConfig.MaxThreads
}, i => {
c++;
if (c % 1000 == 0)
{
if (!Console.IsOutputRedirected)
{
Console.Out.Write($"Loading packages: {System.Math.Floor(c / (float)Header.PackageCount * 10000) / 100:F0}% ({c}/{Header.PackageCount})\r");
}
worker?.ReportProgress((int)((float)c / Header.PackageCount * 100));
}
Types.PackageEntry entry = PackageEntries[i];
if (!CMF.Map.ContainsKey(entry.PackageGUID))
{
return; // lol?
}
EncodingEntry packageEncoding;
if (!casc.EncodingHandler.GetEntry(CMF.Map[entry.PackageGUID].HashKey, out packageEncoding))
{
return;
}
using (Stream packageStream = casc.OpenFile(packageEncoding.Key))
using (BinaryReader packageReader = new BinaryReader(packageStream)) {
Packages[i] = packageReader.Read <Types.Package>();
if (CMFHeaderCommon.IsV22((uint)Header.Build)) // todo: hack
//Packages[i].SiblingCount *= 2;
{
Packages[i].SiblingCount = 0;
}
if (Packages[i].SiblingCount > 0)
{
packageStream.Position = Packages[i].OffsetSiblings;
PackageSiblings[i] = packageReader.ReadArray <ulong>((int)Packages[i].SiblingCount);
}
else
{
PackageSiblings[i] = new ulong[0];
}
packageStream.Position = Packages[i].OffsetRecords;
Types.PackageRecordRaw[] recordsRaw;
using (GZipStream recordGunzipped = new GZipStream(packageStream, CompressionMode.Decompress))
using (BinaryReader recordReader = new BinaryReader(recordGunzipped)) {
recordsRaw = recordReader.ReadArray <Types.PackageRecordRaw>((int)Packages[i].RecordCount);
Records[i] = new Types.PackageRecord[Packages[i].RecordCount];
}
for (uint j = 0; j < Packages[i].RecordCount; ++j)
{
Types.PackageRecordRaw rawRecord = recordsRaw[j];
ContentManifestFile.HashData recordCMF = CMF.Map[rawRecord.GUID];
Types.PackageRecord record = new Types.PackageRecord {
GUID = rawRecord.GUID,
Flags = rawRecord.Flags,
Offset = rawRecord.Offset
};
if (record.Flags.HasFlag(ContentFlags.Bundle))
{
record.LoadHash = CMF.Map[Packages[i].BundleGUID].HashKey;
}
else
{
if (CMF.Map.ContainsKey(record.GUID))
{
record.LoadHash = recordCMF.HashKey;
}
}
record.Size = recordCMF.Size;
if (!FirstOccurence.ContainsKey(record.GUID))
{
FirstOccurence[record.GUID] = record;
}
Records[i][j] = record;
}
}
});
}
