public CacheSegmenter(IGen3CacheFile cache)
{
if (cache.CacheType < CacheType.Halo3Retail || cache.Metadata.IsPreRelease)
{
throw new NotSupportedException();
}
this.cache = cache;
var debugTranslator = new SectionAddressTranslator(cache, 0);
var resourceTranslator = new SectionAddressTranslator(cache, 1);
var metadataTranslator = new SectionAddressTranslator(cache, 2);
var localeTranslator = new SectionAddressTranslator(cache, 3);
//header
segments.Add(new Segment(0, cache.GetHeaderSize(), 1));
//eof
segments.Add(new Segment((int)cache.Header.FileSize, 0, 1));
//sections
var origin = (int)resourceTranslator.GetAddress(resourceTranslator.VirtualAddress);
var size = (int)cache.Header.SectionTable[1].Size;
segments.Add(resourceSegment = new Segment(origin, size, 0x1000));
origin = (int)metadataTranslator.GetAddress(metadataTranslator.VirtualAddress);
size = cache.Header.VirtualSize;
segments.Add(metadataSegment = new Segment(origin, size, 0x10000));
//strings
origin = (int)debugTranslator.GetAddress(cache.Header.StringTableIndexPointer.Value);
size = cache.Header.StringCount * 4;
segments.Add(stringsGroup.Add(stringSegments[0] = new Segment(origin, size, 4)));
origin = (int)debugTranslator.GetAddress(cache.Header.StringTablePointer.Value);
size = cache.Header.StringTableSize;
segments.Add(stringsGroup.Add(stringSegments[1] = new Segment(origin, size, cache.UsesStringEncryption ? 16 : 1)));
//tag names
origin = (int)debugTranslator.GetAddress(cache.Header.FileTableIndexPointer.Value);
size = cache.Header.FileCount * 4;
segments.Add(stringsGroup.Add(stringSegments[2] = new Segment(origin, size, 4)));
origin = (int)debugTranslator.GetAddress(cache.Header.FileTablePointer.Value);
size = cache.Header.FileTableSize;
segments.Add(stringsGroup.Add(stringSegments[3] = new Segment(origin, size, 1)));
//only exists in mcc reach (U3+)
var mcc3 = cache.Header as IMccGen3Header;
if (mcc3?.StringNamespaceCount > 0)
{
origin = (int)debugTranslator.GetAddress(mcc3.StringNamespaceTablePointer.Value);
size = mcc3.StringNamespaceCount * 4;
segments.Add(stringSegments[4] = stringsGroup.Add(new Segment(origin, size, 4)));
}
var gen4 = cache.Header as IGen4Header;
if (gen4?.UnknownTableSize > 0)
{
origin = (int)debugTranslator.GetAddress(gen4.UnknownTablePointer.Value);
size = gen4.UnknownTableSize * 16;
segments.Add(stringSegments[5] = stringsGroup.Add(new Segment(origin, size, 16)));
}
for (int i = 0; i < cache.LocaleIndex.Languages.Count; i++)
{
var def = cache.LocaleIndex.Languages[i];
if (def.StringCount <= 0)
{
continue;
}
var segs = new Segment[2];
origin = (int)localeTranslator.GetAddress(def.IndicesOffset);
size = def.StringCount * 8;
segments.Add(segs[0] = localesGroup.Add(new Segment(origin, size, 8)));
origin = (int)localeTranslator.GetAddress(def.StringsOffset);
size = def.StringsSize;
segments.Add(segs[1] = localesGroup.Add(new Segment(origin, size, cache.UsesStringEncryption ? 16 : 1)));
localeSegments.Add(i, segs);
}
segments.Sort((a, b) => a.Offset.CompareTo(b.Offset));
for (int i = 0; i < segments.Count - 1; i++)
{
segments[i].NextSegment = segments[i + 1];
}
}
