Enderal SE
https://mod.pub/enderal-se/38-enderal-se
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44 lines
952 B
44 lines
952 B
#pragma once
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#include "common/IDataStream.h"
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#include <vector>
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/**
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* An stream composed of many non-contiguous segments of a larger stream
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*/
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class ISegmentStream : public IDataStream
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{
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public:
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ISegmentStream();
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~ISegmentStream();
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void AttachStream(IDataStream * inStream);
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void AddSegment(UInt64 offset, UInt64 length, UInt64 parentOffset);
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virtual void ReadBuf(void * buf, UInt32 inLength);
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virtual void WriteBuf(const void * buf, UInt32 inLength);
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virtual void SetOffset(SInt64 inOffset);
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protected:
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IDataStream * parent;
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struct SegmentInfo
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{
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SegmentInfo(UInt64 inOffset, UInt64 inLength, UInt64 inParentOffset)
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{
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offset = inOffset;
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length = inLength;
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parentOffset = inParentOffset;
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}
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UInt64 offset;
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UInt64 length;
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UInt64 parentOffset;
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};
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typedef std::vector <SegmentInfo> SegmentInfoListType;
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SegmentInfoListType segmentInfo;
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SegmentInfo * LookupInfo(UInt64 offset);
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};
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