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Headers are updated to contain any missing #includes needed to compile and #includes are sorted. Nothing is removed. #ushell-cherrypick of 21064294 by bryan.sefcik #jira #preflight 62d5c2111062f2e63015e598 #ROBOMERGE-OWNER: bryan.sefcik #ROBOMERGE-AUTHOR: bryan.sefcik #ROBOMERGE-SOURCE: CL 21155249 via CL 21158121 via CL 21161259 #ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v972-20964824) [CL 21182053 by bryan sefcik in ue5-main branch]
62 lines
1.1 KiB
C++
62 lines
1.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreFwd.h"
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#include "HAL/Platform.h"
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#include "Templates/UniquePtr.h"
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class IFileHandle;
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namespace UE {
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namespace Trace {
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class IInDataStream
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{
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public:
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virtual ~IInDataStream() = default;
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virtual int32 Read(void* Data, uint32 Size) = 0;
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virtual void Close() {}
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};
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/*
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* An implementation of IInDataStream that reads from a file on disk.
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*/
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class TRACEANALYSIS_API FFileDataStream : public IInDataStream
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{
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public:
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FFileDataStream();
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~FFileDataStream();
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/*
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* Open the file.
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*
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* @param Path The path to the file.
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*
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* @return True if the file was opened successfully.
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*/
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bool Open(const TCHAR* Path);
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/*
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* Read from the file.
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*
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* @param Data The address in memory to write file data to.
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* @param Size The size of available memory at Data.
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*
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* @return The number of bytes read from the file to Data, or zero in the case of a read failure.
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*/
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virtual int32 Read(void* Data, uint32 Size) override;
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/*
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* Close the file.
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*/
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virtual void Close() override;
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private:
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TUniquePtr<IFileHandle> Handle;
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uint64 Remaining;
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};
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} // namespace Trace
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} // namespace UE
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