libcryfs/implementations/onblocks/datanodestore/DataInnerNode.h

50 lines
1.1 KiB
C++

#pragma once
#ifndef MESSMER_BLOBSTORE_IMPLEMENTATIONS_ONBLOCKS_DATANODESTORE_DATAINNERNODE_H_
#define MESSMER_BLOBSTORE_IMPLEMENTATIONS_ONBLOCKS_DATANODESTORE_DATAINNERNODE_H_
#include "DataNode.h"
#include "DataInnerNode_ChildEntry.h"
namespace blobstore {
namespace onblocks {
namespace datanodestore {
class DataInnerNode final: public DataNode {
public:
static cpputils::unique_ref<DataInnerNode> InitializeNewNode(cpputils::unique_ref<blockstore::Block> block, const DataNode &first_child_key);
DataInnerNode(DataNodeView block);
~DataInnerNode();
using ChildEntry = DataInnerNode_ChildEntry;
uint32_t maxStoreableChildren() const;
ChildEntry *getChild(unsigned int index);
const ChildEntry *getChild(unsigned int index) const;
uint32_t numChildren() const;
void addChild(const DataNode &child_key);
void removeLastChild();
ChildEntry *LastChild();
const ChildEntry *LastChild() const;
private:
ChildEntry *ChildrenBegin();
ChildEntry *ChildrenEnd();
const ChildEntry *ChildrenBegin() const;
const ChildEntry *ChildrenEnd() const;
DISALLOW_COPY_AND_ASSIGN(DataInnerNode);
};
}
}
}
#endif