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    • MarshalImpl
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  • Cosmos.Deploy.Pixie
    • App
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    • TextScreenHelpers
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  • Cosmos.HAL.BlockDevice
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  • Cosmos.HAL.Drivers
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Class ManagedMemoryBlock

ManagedMemoryBlock class. Used to read and write a managed memory block.

Inheritance
System.Object
ManagedMemoryBlock
Namespace: Cosmos.Core
Assembly: Cosmos.Core.dll
Syntax
public class ManagedMemoryBlock : object

Constructors

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ManagedMemoryBlock(UInt32)

Create a new buffer with the given size, not aligned

Declaration
public ManagedMemoryBlock(UInt32 size)
Parameters
Type Name Description
UInt32 size

Size of buffer

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ManagedMemoryBlock(UInt32, Int32)

Create a new buffer with the given size, aligned on the byte boundary specified

Declaration
public ManagedMemoryBlock(UInt32 size, int alignment)
Parameters
Type Name Description
UInt32 size

Size of buffer

System.Int32 alignment

Byte Boundary alignment

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ManagedMemoryBlock(UInt32, Int32, Boolean)

Create a new buffer with the given size, and aligned on the byte boundary if align is true

Declaration
public ManagedMemoryBlock(UInt32 size, int alignment, bool align)
Parameters
Type Name Description
UInt32 size

Size of buffer

System.Int32 alignment

Byte Boundary alignment

System.Boolean align

true if buffer should be aligned, false otherwise

Fields

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Offset

Offset.

Declaration
public UInt32 Offset
Field Value
Type Description
UInt32
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Size

Size.

Declaration
public UInt32 Size
Field Value
Type Description
UInt32

Properties

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Item[UInt32]

Get or set the byte at the given offset

Declaration
public byte this[uint offset] { get; set; }
Parameters
Type Name Description
System.UInt32 offset

Address Offset

Property Value
Type Description
System.Byte

Byte value at given offset

Methods

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Copy(MemoryBlock)

Copy MemoryBlock into ManagedMemoryBlock

Declaration
public void Copy(MemoryBlock block)
Parameters
Type Name Description
MemoryBlock block

MemoryBlock to copy.

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Copy(Int32, Int32[], Int32, Int32)

Declaration
public void Copy(int aStart, int[] aData, int aIndex, int aCount)
Parameters
Type Name Description
System.Int32 aStart
System.Int32[] aData
System.Int32 aIndex
System.Int32 aCount
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Fill(Int32, Int32, Int32)

Fill data to memory block.

Declaration
public void Fill(int aStart, int aCount, int aData)
Parameters
Type Name Description
System.Int32 aStart

A starting position in the memory block.

System.Int32 aCount

Data size.

System.Int32 aData

A data to fill memory block with.

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Fill(UInt32)

Fill memory block.

Declaration
public void Fill(uint aData)
Parameters
Type Name Description
System.UInt32 aData

A data to fill.

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Fill(UInt32, UInt32, UInt32)

Fill memory block.

Declaration
public void Fill(uint aStart, uint aCount, uint aData)
Parameters
Type Name Description
System.UInt32 aStart

A start.

System.UInt32 aCount

A count.

System.UInt32 aData

A data.

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Read16(UInt32)

Read 16-bit from the memory block.

Declaration
public UInt16 Read16(uint offset)
Parameters
Type Name Description
System.UInt32 offset

Data offset.

Returns
Type Description
UInt16

UInt16 value.

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Read32(UInt32)

Read 32-bit from the memory block.

Declaration
public UInt32 Read32(uint offset)
Parameters
Type Name Description
System.UInt32 offset

Data offset.

Returns
Type Description
UInt32

UInt32 value.

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Write16(UInt32, UInt16)

Write 16-bit to the memory block.

Declaration
public void Write16(uint offset, UInt16 value)
Parameters
Type Name Description
System.UInt32 offset

Data offset.

UInt16 value

Value to write.

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Write32(UInt32, UInt32)

Write 32-bit to the memory block.

Declaration
public void Write32(uint offset, UInt32 value)
Parameters
Type Name Description
System.UInt32 offset

Data offset.

UInt32 value

Value to write.

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