FIoBuffer | Unreal Engine 5.7 Documentation

Reference to buffer data used by I/O dispatcher APIs


Name	FIoBuffer
Type	class
Header File	/Engine/Source/Runtime/Core/Public/IO/IoBuffer.h
Include Path	#include "IO/IoBuffer.h"

Syntax

class FIoBuffer

Name	Remarks	Include Path	Unreal Specifiers
FIoBuffer ( uint64 InSize )		IO/IoBuffer.h
CORE_API FIoBuffer ( EWrapTag, const void* Data, uint64 InSize )		IO/IoBuffer.h
CORE_API FIoBuffer ( ECloneTag, const void* Data, uint64 InSize )		IO/IoBuffer.h
CORE_API FIoBuffer ( EAssumeOwnershipTag, const void* Data, uint64 InSize )		IO/IoBuffer.h
CORE_API FIoBuffer ( const void* Data, uint64 InSize, const FIoBuffer& OuterBuffer )		IO/IoBuffer.h
CORE_API FIoBuffer ( EWrapTag, FMemoryView Memory )		IO/IoBuffer.h
CORE_API FIoBuffer ( ECloneTag, FMemoryView Memory )		IO/IoBuffer.h
CORE_API FIoBuffer ( EAssumeOwnershipTag, FMemoryView Memory )		IO/IoBuffer.h
CORE_API FIoBuffer ()		IO/IoBuffer.h
CORE_API FIoBuffer ( FMemoryView Memory, const FIoBuffer& OuterBuffer )		IO/IoBuffer.h

Name	Remarks
BufCore	Core buffer object.

Name	Type	Remarks	Include Path	Unreal Specifiers
CorePtr	TRefCountPtr< BufCore >	Reference-counted "core"

Ultimately this should probably just be an index into a pool | IO/IoBuffer.h | |

Name	Remarks	Include Path
uint8 * Data ()		IO/IoBuffer.h
const uint8 * Data ()	Note: we currently rely on implicit move constructor, thus we do not declare any destructor or copy/assignment operators or copy constructors	IO/IoBuffer.h
uint64 DataSize()		IO/IoBuffer.h
void EnsureOwned()		IO/IoBuffer.h
uint8 * GetData ()		IO/IoBuffer.h
const uint8 * GetData ()		IO/IoBuffer.h
FMutableMemoryView GetMutableView()		IO/IoBuffer.h
uint64 GetSize()		IO/IoBuffer.h
FMemoryView GetView()		IO/IoBuffer.h
bool IsMemoryOwned()		IO/IoBuffer.h
void MakeOwned()		IO/IoBuffer.h
TIoStatusOr< uint8 * > Release ()	Relinquishes control of the internal buffer to the caller and removes it from the FIoBuffer.	IO/IoBuffer.h
void SetSize ( uint64 InSize )		IO/IoBuffer.h

Name	Remarks	Include Path	Unreal Specifiers
bool operator!= ( const FIoBuffer& Rhs ) const		IO/IoBuffer.h