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#pragma once
#include <util/system/align.h>
#include <util/stream/output.h>
#include <util/stream/file.h>
#include <util/draft/holder_vector.h>
#include "multiblob.h"
class IBlobSaverBase {
public:
virtual ~IBlobSaverBase() {
}
virtual void Save(IOutputStream& output, ui32 flags = 0) = 0;
virtual size_t GetLength() = 0;
};
inline void MultiBlobSave(IOutputStream& output, IBlobSaverBase& saver) {
saver.Save(output);
}
class TBlobSaverMemory: public IBlobSaverBase {
public:
TBlobSaverMemory(const void* ptr, size_t size);
TBlobSaverMemory(const TBlob& blob);
void Save(IOutputStream& output, ui32 flags = 0) override;
size_t GetLength() override;
private:
TBlob Blob;
};
class TBlobSaverFile: public IBlobSaverBase {
public:
TBlobSaverFile(TFile file);
TBlobSaverFile(const char* filename, EOpenMode oMode = RdOnly);
void Save(IOutputStream& output, ui32 flags = 0) override;
size_t GetLength() override;
protected:
TFile File;
};
class TMultiBlobBuilder: public IBlobSaverBase {
protected:
// Data will be stored with default alignment DEVTOOLS-4548
static const size_t ALIGN = 16;
public:
typedef TVector<IBlobSaverBase*> TSavers;
TMultiBlobBuilder(bool isOwn = true);
~TMultiBlobBuilder() override;
void Save(IOutputStream& output, ui32 flags = 0) override;
size_t GetLength() override;
TSavers& GetBlobs();
const TSavers& GetBlobs() const;
void AddBlob(IBlobSaverBase* blob);
void DeleteSubBlobs();
protected:
TSavers Blobs;
bool IsOwner;
};
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