FArchive& FArray::SerializeSimple(FArchive &Ar, int NumFields, int FieldSize)
{
guard(TArray::SerializeSimple);
//?? note: SerializeSimple() can reverse bytes on loading only, saving should
//?? be done using generic serializer, or SerializeSimple should be
//?? extended for this
// serialize data count
int Count = DataCount;
if (GameUsesFCompactIndex(Ar))
Ar << AR_INDEX(Count);
else
Ar << Count;
int elementSize = NumFields * FieldSize;
if (Ar.IsLoading)
{
// loading array items - should prepare array
Empty(Count, elementSize);
DataCount = Count;
}
if (!Count) return Ar;
// perform serialization itself
Ar.Serialize(DataPtr, elementSize * Count);
// reverse bytes when needed
if (FieldSize > 1 && Ar.ReverseBytes)
{
assert(Ar.IsLoading);
appReverseBytes(DataPtr, Count * NumFields, FieldSize);
}
return Ar;
unguard;
}
static bool ScanPackage(const CGameFileInfo *file, ScanPackageData &data)
{
guard(ScanPackage);
if (data.Progress)
{
if (!data.Progress->Progress(file->RelativeName, data.Index++, GNumPackageFiles))
{
data.Cancelled = true;
return false;
}
}
// read a few first bytes as integers
FArchive *Ar = appCreateFileReader(file);
unsigned int FileData[16];
Ar->Serialize(FileData, sizeof(FileData));
delete Ar;
unsigned Tag = FileData[0];
if (Tag == PACKAGE_FILE_TAG_REV)
{
// big-endian package
appReverseBytes(&FileData, ARRAY_COUNT(FileData), sizeof(FileData[0]));
}
else if (Tag != PACKAGE_FILE_TAG) //?? possibly Lineage2 file etc
{
//!! use CreatePackageLoader() here to allow scanning of packages with custom header (Lineage etc);
//!! do that only when something "strange" within data noticed
return true;
}
unsigned int Version = FileData[1];
FileInfo Info;
#if UNREAL4
if ((Version & 0xFFFFF000) == 0xFFFFF000)
{
// next fields are: int VersionUE3, Version, LicenseeVersion
Info.Ver = FileData[3];
Info.LicVer = FileData[4];
}
else
#endif // UNREAL4
{
Info.Ver = Version & 0xFFFF;
Info.LicVer = Version >> 16;
}
Info.Count = 0;
strcpy(Info.FileName, file->RelativeName);
// printf("%s - %d/%d\n", file->RelativeName, Info.Ver, Info.LicVer);
int Index = INDEX_NONE;
for (int i = 0; i < data.PkgInfo->Num(); i++)
{
FileInfo &Info2 = (*data.PkgInfo)[i];
if (Info2.Ver == Info.Ver && Info2.LicVer == Info.LicVer)
{
Index = i;
break;
}
}
if (Index == INDEX_NONE)
Index = data.PkgInfo->Add(Info);
// update info
FileInfo& fileInfo = (*data.PkgInfo)[Index];
fileInfo.Count++;
// combine filename
char *s = fileInfo.FileName;
char *d = Info.FileName;
while (*s == *d && *s != 0)
{
s++;
d++;
}
*s = 0;
return true;
unguardf("%s", file->RelativeName);
}