bool HexDoc::SaveRange(LPCSTR filename, uint64 begin, uint64 length)
{
HANDLE hFile = CreateFile(filename, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, 0, NULL);
if (hFile == INVALID_HANDLE_VALUE)
return false;
bool rc = WriteRange(hFile, begin, length);
CloseHandle(hFile);
return rc;
}
static HRESULT WriteRange(IInStream *inStream,
ISequentialOutStream *outStream,
UInt64 position,
UInt64 size,
IProgress *progress,
UInt64 ¤tComplexity)
{
inStream->Seek(position, STREAM_SEEK_SET, 0);
return WriteRange(inStream, outStream,
size, progress, currentComplexity);
}
static void
rangeaccess(void *addr, uintptr size, uintptr step, uintptr callpc, uintptr pc, bool write)
{
uintptr racectx;
if(!onstack((uintptr)addr)) {
m->racecall = true;
racectx = g->racectx;
if(callpc) {
if(callpc == (uintptr)runtime·lessstack)
runtime·callers(3, &callpc, 1);
runtime∕race·FuncEnter(racectx, (void*)callpc);
}
if(write)
runtime∕race·WriteRange(racectx, addr, size, step, (void*)pc);
else
runtime∕race·ReadRange(racectx, addr, size, step, (void*)pc);
if(callpc)
runtime∕race·FuncExit(racectx);
m->racecall = false;
}
}
HRESULT UpdateVolume(
IInStream *inStream,
const CArchiveDatabaseEx *database,
CObjectVector<CUpdateItem> &updateItems,
ISequentialOutStream *seqOutStream,
IArchiveUpdateCallback *updateCallback,
const CUpdateOptions &options)
{
if (updateItems.Size() != 1)
return E_NOTIMPL;
CMyComPtr<IArchiveUpdateCallback2> volumeCallback;
RINOK(updateCallback->QueryInterface(IID_IArchiveUpdateCallback2, (void **)&volumeCallback));
if (!volumeCallback)
return E_NOTIMPL;
CMyComPtr<ISequentialInStream> fileStream;
HRESULT result = updateCallback->GetStream(0, &fileStream);
if (result != S_OK && result != S_FALSE)
return result;
if (result == S_FALSE)
return E_FAIL;
CFileItem file;
const CUpdateItem &updateItem = updateItems[0];
if (updateItem.NewProperties)
FromUpdateItemToFileItem(updateItem, file);
else
file = database->Files[updateItem.IndexInArchive];
if (file.IsAnti || file.IsDirectory)
return E_FAIL;
UInt64 complexity = 0;
file.IsStartPosDefined = true;
file.StartPos = 0;
for (UInt64 volumeIndex = 0; true; volumeIndex++)
{
UInt64 volSize;
RINOK(volumeCallback->GetVolumeSize(volumeIndex, &volSize));
UInt64 pureSize = COutArchive::GetVolPureSize(volSize, file.Name.Length(), true);
CMyComPtr<ISequentialOutStream> volumeStream;
RINOK(volumeCallback->GetVolumeStream(volumeIndex, &volumeStream));
COutArchive archive;
RINOK(archive.Create(volumeStream, true));
RINOK(archive.SkeepPrefixArchiveHeader());
CSequentialInStreamWithCRC *inCrcStreamSpec = new CSequentialInStreamWithCRC;
CMyComPtr<ISequentialInStream> inCrcStream = inCrcStreamSpec;
inCrcStreamSpec->Init(fileStream);
RINOK(WriteRange(inCrcStream, volumeStream, pureSize, updateCallback, complexity));
file.UnPackSize = inCrcStreamSpec->GetSize();
if (file.UnPackSize == 0)
break;
file.FileCRC = inCrcStreamSpec->GetCRC();
RINOK(WriteVolumeHeader(archive, file, options));
file.StartPos += file.UnPackSize;
if (file.UnPackSize < pureSize)
break;
}
return S_OK;
}
static HRESULT Update2(
DECL_EXTERNAL_CODECS_LOC_VARS
IInStream *inStream,
const CArchiveDatabaseEx *database,
const CObjectVector<CUpdateItem> &updateItems,
ISequentialOutStream *seqOutStream,
IArchiveUpdateCallback *updateCallback,
const CUpdateOptions &options)
{
UInt64 numSolidFiles = options.NumSolidFiles;
if (numSolidFiles == 0)
numSolidFiles = 1;
/*
CMyComPtr<IOutStream> outStream;
RINOK(seqOutStream->QueryInterface(IID_IOutStream, (void **)&outStream));
if (!outStream)
return E_NOTIMPL;
*/
UInt64 startBlockSize = database != 0 ? database->ArchiveInfo.StartPosition: 0;
if (startBlockSize > 0 && !options.RemoveSfxBlock)
{
RINOK(WriteRange(inStream, seqOutStream, 0, startBlockSize, NULL));
}
CRecordVector<int> fileIndexToUpdateIndexMap;
if (database != 0)
{
fileIndexToUpdateIndexMap.Reserve(database->Files.Size());
for (int i = 0; i < database->Files.Size(); i++)
fileIndexToUpdateIndexMap.Add(-1);
}
int i;
for(i = 0; i < updateItems.Size(); i++)
{
int index = updateItems[i].IndexInArchive;
if (index != -1)
fileIndexToUpdateIndexMap[index] = i;
}
CRecordVector<int> folderRefs;
if (database != 0)
{
for(i = 0; i < database->Folders.Size(); i++)
{
CNum indexInFolder = 0;
CNum numCopyItems = 0;
CNum numUnPackStreams = database->NumUnPackStreamsVector[i];
for (CNum fileIndex = database->FolderStartFileIndex[i];
indexInFolder < numUnPackStreams; fileIndex++)
{
if (database->Files[fileIndex].HasStream)
{
indexInFolder++;
int updateIndex = fileIndexToUpdateIndexMap[fileIndex];
if (updateIndex >= 0)
if (!updateItems[updateIndex].NewData)
numCopyItems++;
}
}
if (numCopyItems != numUnPackStreams && numCopyItems != 0)
return E_NOTIMPL; // It needs repacking !!!
if (numCopyItems > 0)
folderRefs.Add(i);
}
folderRefs.Sort(CompareFolderRefs, (void *)database);
}
CArchiveDatabase newDatabase;
////////////////////////////
COutArchive archive;
RINOK(archive.Create(seqOutStream, false));
RINOK(archive.SkeepPrefixArchiveHeader());
UInt64 complexity = 0;
for(i = 0; i < folderRefs.Size(); i++)
complexity += database->GetFolderFullPackSize(folderRefs[i]);
UInt64 inSizeForReduce = 0;
for(i = 0; i < updateItems.Size(); i++)
{
const CUpdateItem &updateItem = updateItems[i];
if (updateItem.NewData)
{
complexity += updateItem.Size;
if (numSolidFiles == 1)
{
if (updateItem.Size > inSizeForReduce)
inSizeForReduce = updateItem.Size;
}
else
inSizeForReduce += updateItem.Size;
}
}
RINOK(updateCallback->SetTotal(complexity));
complexity = 0;
RINOK(updateCallback->SetCompleted(&complexity));
CLocalProgress *lps = new CLocalProgress;
CMyComPtr<ICompressProgressInfo> progress = lps;
lps->Init(updateCallback, true);
/////////////////////////////////////////
// Write Copy Items
for(i = 0; i < folderRefs.Size(); i++)
{
int folderIndex = folderRefs[i];
lps->ProgressOffset = complexity;
UInt64 packSize = database->GetFolderFullPackSize(folderIndex);
RINOK(WriteRange(inStream, archive.SeqStream,
database->GetFolderStreamPos(folderIndex, 0), packSize, progress));
complexity += packSize;
const CFolder &folder = database->Folders[folderIndex];
CNum startIndex = database->FolderStartPackStreamIndex[folderIndex];
for (int j = 0; j < folder.PackStreams.Size(); j++)
{
newDatabase.PackSizes.Add(database->PackSizes[startIndex + j]);
// newDatabase.PackCRCsDefined.Add(database.PackCRCsDefined[startIndex + j]);
// newDatabase.PackCRCs.Add(database.PackCRCs[startIndex + j]);
}
newDatabase.Folders.Add(folder);
CNum numUnPackStreams = database->NumUnPackStreamsVector[folderIndex];
newDatabase.NumUnPackStreamsVector.Add(numUnPackStreams);
CNum indexInFolder = 0;
for (CNum fi = database->FolderStartFileIndex[folderIndex];
indexInFolder < numUnPackStreams; fi++)
{
CFileItem file = database->Files[fi];
if (file.HasStream)
{
indexInFolder++;
int updateIndex = fileIndexToUpdateIndexMap[fi];
if (updateIndex >= 0)
{
const CUpdateItem &updateItem = updateItems[updateIndex];
if (updateItem.NewProperties)
{
CFileItem file2;
FromUpdateItemToFileItem(updateItem, file2);
file2.UnPackSize = file.UnPackSize;
file2.FileCRC = file.FileCRC;
file2.IsFileCRCDefined = file.IsFileCRCDefined;
file2.HasStream = file.HasStream;
file = file2;
}
}
newDatabase.Files.Add(file);
}
}
}
/////////////////////////////////////////
// Compress New Files
CObjectVector<CSolidGroup> groups;
SplitFilesToGroups(*options.Method, options.UseFilters, options.MaxFilter,
updateItems, groups);
const UInt32 kMinReduceSize = (1 << 16);
if (inSizeForReduce < kMinReduceSize)
inSizeForReduce = kMinReduceSize;
for (int groupIndex = 0; groupIndex < groups.Size(); groupIndex++)
{
const CSolidGroup &group = groups[groupIndex];
int numFiles = group.Indices.Size();
if (numFiles == 0)
continue;
CRecordVector<CRefItem> refItems;
refItems.Reserve(numFiles);
bool sortByType = (numSolidFiles > 1);
for (i = 0; i < numFiles; i++)
refItems.Add(CRefItem(group.Indices[i], updateItems[group.Indices[i]], sortByType));
refItems.Sort(CompareUpdateItems, (void *)&sortByType);
CRecordVector<UInt32> indices;
indices.Reserve(numFiles);
for (i = 0; i < numFiles; i++)
{
UInt32 index = refItems[i].Index;
indices.Add(index);
/*
const CUpdateItem &updateItem = updateItems[index];
CFileItem file;
if (updateItem.NewProperties)
FromUpdateItemToFileItem(updateItem, file);
else
file = database.Files[updateItem.IndexInArchive];
if (file.IsAnti || file.IsDirectory)
return E_FAIL;
newDatabase.Files.Add(file);
*/
}
CEncoder encoder(group.Method);
for (i = 0; i < numFiles;)
{
UInt64 totalSize = 0;
int numSubFiles;
UString prevExtension;
for (numSubFiles = 0; i + numSubFiles < numFiles &&
numSubFiles < numSolidFiles; numSubFiles++)
{
const CUpdateItem &updateItem = updateItems[indices[i + numSubFiles]];
totalSize += updateItem.Size;
if (totalSize > options.NumSolidBytes)
break;
if (options.SolidExtension)
{
UString ext = updateItem.GetExtension();
if (numSubFiles == 0)
prevExtension = ext;
else
if (ext.CompareNoCase(prevExtension) != 0)
break;
}
}
if (numSubFiles < 1)
numSubFiles = 1;
CFolderInStream *inStreamSpec = new CFolderInStream;
CMyComPtr<ISequentialInStream> solidInStream(inStreamSpec);
inStreamSpec->Init(updateCallback, &indices[i], numSubFiles);
CFolder folderItem;
int startPackIndex = newDatabase.PackSizes.Size();
RINOK(encoder.Encode(
EXTERNAL_CODECS_LOC_VARS
solidInStream, NULL, &inSizeForReduce, folderItem,
archive.SeqStream, newDatabase.PackSizes, progress));
for (; startPackIndex < newDatabase.PackSizes.Size(); startPackIndex++)
lps->OutSize += newDatabase.PackSizes[startPackIndex];
lps->InSize += folderItem.GetUnPackSize();
// for()
// newDatabase.PackCRCsDefined.Add(false);
// newDatabase.PackCRCs.Add(0);
newDatabase.Folders.Add(folderItem);
CNum numUnPackStreams = 0;
for (int subIndex = 0; subIndex < numSubFiles; subIndex++)
{
const CUpdateItem &updateItem = updateItems[indices[i + subIndex]];
CFileItem file;
if (updateItem.NewProperties)
FromUpdateItemToFileItem(updateItem, file);
else
file = database->Files[updateItem.IndexInArchive];
if (file.IsAnti || file.IsDirectory)
return E_FAIL;
/*
CFileItem &file = newDatabase.Files[
startFileIndexInDatabase + i + subIndex];
*/
if (!inStreamSpec->Processed[subIndex])
{
continue;
// file.Name += L".locked";
}
file.FileCRC = inStreamSpec->CRCs[subIndex];
file.UnPackSize = inStreamSpec->Sizes[subIndex];
if (file.UnPackSize != 0)
{
file.IsFileCRCDefined = true;
file.HasStream = true;
numUnPackStreams++;
}
else
{
file.IsFileCRCDefined = false;
file.HasStream = false;
}
newDatabase.Files.Add(file);
}
// numUnPackStreams = 0 is very bad case for locked files
// v3.13 doesn't understand it.
newDatabase.NumUnPackStreamsVector.Add(numUnPackStreams);
i += numSubFiles;
}
}
{
/////////////////////////////////////////
// Write Empty Files & Folders
CRecordVector<int> emptyRefs;
for(i = 0; i < updateItems.Size(); i++)
{
const CUpdateItem &updateItem = updateItems[i];
if (updateItem.NewData)
{
if (updateItem.HasStream())
continue;
}
else
if (updateItem.IndexInArchive != -1)
if (database->Files[updateItem.IndexInArchive].HasStream)
continue;
emptyRefs.Add(i);
}
emptyRefs.Sort(CompareEmptyItems, (void *)&updateItems);
for(i = 0; i < emptyRefs.Size(); i++)
{
const CUpdateItem &updateItem = updateItems[emptyRefs[i]];
CFileItem file;
if (updateItem.NewProperties)
FromUpdateItemToFileItem(updateItem, file);
else
file = database->Files[updateItem.IndexInArchive];
newDatabase.Files.Add(file);
}
}
/*
if (newDatabase.Files.Size() != updateItems.Size())
return E_FAIL;
*/
return archive.WriteDatabase(EXTERNAL_CODECS_LOC_VARS
newDatabase, options.HeaderMethod, options.HeaderOptions);
}