CborReader.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CborTypes.h"
#include "Containers/Array.h"
#include "CoreMinimal.h"
#include "HAL/Platform.h"
 
class FArchive;
 
class FCborReader
{
public:
    CBOR_API FCborReader(FArchive* InStream, ECborEndianness InReaderEndianness = ECborEndianness::Platform);
    CBOR_API ~FCborReader();
 
    CBOR_API const FArchive* GetArchive() const;
 
    CBOR_API bool IsError() const;
 
    CBOR_API FCborHeader GetError() const;
 
    CBOR_API const FCborContext& GetContext() const;
 
    CBOR_API bool ReadNext(FCborContext& OutContext);
 
    CBOR_API bool SkipContainer(ECborCode ContainerType);
    
private:
    static uint64 ReadUIntValue(FCborContext& OutContext, FArchive& Ar);
    static void ReadPrimValue(FCborContext& OutContext, FArchive& Ar);
 
    FCborHeader SetError(ECborCode ErrorCode);
 
    FArchive* Stream;
    TArray<FCborContext> ContextStack;
    ECborEndianness Endianness;
};