37 lines
811 B
C++
37 lines
811 B
C++
#pragma once
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#ifndef BLOBSTORE_IMPLEMENTATIONS_ONBLOCKS_DATANODESTORE_DATALEAFNODE_H_
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#define BLOBSTORE_IMPLEMENTATIONS_ONBLOCKS_DATANODESTORE_DATALEAFNODE_H_
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#include "DataNode.h"
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namespace blobstore {
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namespace onblocks {
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namespace datanodestore {
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class DataInnerNode;
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class DataLeafNode: public DataNode {
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public:
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static cpputils::unique_ref<DataLeafNode> InitializeNewNode(cpputils::unique_ref<blockstore::Block> block);
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DataLeafNode(DataNodeView block);
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virtual ~DataLeafNode();
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uint32_t maxStoreableBytes() const;
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void read(void *target, uint64_t offset, uint64_t size) const;
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void write(const void *source, uint64_t offset, uint64_t size);
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uint32_t numBytes() const;
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void resize(uint32_t size);
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private:
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void fillDataWithZeroesFromTo(off_t begin, off_t end);
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};
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}
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}
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}
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#endif
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