void CInArchive::ReadUnpackInfo(
const CObjectVector<CByteBuffer> *dataVector,
CObjectVector<CFolder> &folders)
{
WaitAttribute(NID::kFolder);
CNum numFolders = ReadNum();
{
CStreamSwitch streamSwitch;
streamSwitch.Set(this, dataVector);
folders.Clear();
folders.Reserve(numFolders);
for (CNum i = 0; i < numFolders; i++)
{
folders.Add(CFolder());
GetNextFolderItem(folders.Back());
}
}
WaitAttribute(NID::kCodersUnpackSize);
CNum i;
for (i = 0; i < numFolders; i++)
{
CFolder &folder = folders[i];
CNum numOutStreams = folder.GetNumOutStreams();
folder.UnpackSizes.Reserve(numOutStreams);
for (CNum j = 0; j < numOutStreams; j++)
folder.UnpackSizes.Add(ReadNumber());
}
for (;;)
{
UInt64 type = ReadID();
if (type == NID::kEnd)
return;
if (type == NID::kCRC)
{
CBoolVector crcsDefined;
CRecordVector<UInt32> crcs;
ReadHashDigests(numFolders, crcsDefined, crcs);
for (i = 0; i < numFolders; i++)
{
CFolder &folder = folders[i];
folder.UnpackCRCDefined = crcsDefined[i];
folder.UnpackCRC = crcs[i];
}
continue;
}
SkipData();
}
}
void CInArchive::ReadPackInfo(
UInt64 &dataOffset,
CRecordVector<UInt64> &packSizes,
CRecordVector<bool> &packCRCsDefined,
CRecordVector<UInt32> &packCRCs)
{
dataOffset = ReadNumber();
CNum numPackStreams = ReadNum();
WaitAttribute(NID::kSize);
packSizes.Clear();
packSizes.Reserve(numPackStreams);
for (CNum i = 0; i < numPackStreams; i++)
packSizes.Add(ReadNumber());
UInt64 type;
for (;;)
{
type = ReadID();
if (type == NID::kEnd)
break;
if (type == NID::kCRC)
{
ReadHashDigests(numPackStreams, packCRCsDefined, packCRCs);
continue;
}
SkeepData();
}
if (packCRCsDefined.IsEmpty())
{
packCRCsDefined.Reserve(numPackStreams);
packCRCsDefined.Clear();
packCRCs.Reserve(numPackStreams);
packCRCs.Clear();
for (CNum i = 0; i < numPackStreams; i++)
{
packCRCsDefined.Add(false);
packCRCs.Add(0);
}
}
}
