Class UnmanagedMemory
Represents unstructured unmanaged memory.
Inherited Members
Namespace: DotNext.Runtime.InteropServices
Assembly: DotNext.Unsafe.dll
Syntax
public sealed class UnmanagedMemory : UnmanagedMemoryHandle, ICloneable, IEquatable<UnmanagedMemoryHandle>, IUnmanagedMemory, IDisposableConstructors
| Improve this Doc View SourceUnmanagedMemory(Int64, Boolean)
Allocates the block of unmanaged memory.
Declaration
public UnmanagedMemory(long size, bool zeroMem = true)Parameters
| Type | Name | Description |
|---|---|---|
| Int64 | size | The size of unmanaged memory to be allocated, in bytes. |
| Boolean | zeroMem | Sets all bytes of allocated memory to zero. |
Properties
| Improve this Doc View SourceSize
Gets size of allocated unmanaged memory, in bytes.
Declaration
public override long Size { get; }Property Value
| Type | Description |
|---|---|
| Int64 |
Overrides
Methods
| Improve this Doc View SourceCopy()
Creates bitwise copy of the unmanaged memory.
Declaration
public UnmanagedMemory Copy()Returns
| Type | Description |
|---|---|
| UnmanagedMemory | The independent copy of unmanaged memory. |
ReadFrom(Byte[])
Copies bytes from the memory location to the managed array.
Declaration
public long ReadFrom(byte[] source)Parameters
| Type | Name | Description |
|---|---|---|
| Byte[] | source | The source array. |
Returns
| Type | Description |
|---|---|
| Int64 | The actual number of copied bytes. |
ReadFrom(Byte[], Int64, Int64)
Copies bytes from the specified array into the memory block identified by this object.
Declaration
public long ReadFrom(byte[] source, long offset, long count)Parameters
| Type | Name | Description |
|---|---|---|
| Byte[] | source | The source array. |
| Int64 | offset | The position in the source array from which copying begins. |
| Int64 | count | The number of bytes to be copied. |
Returns
| Type | Description |
|---|---|
| Int64 | Actual number of copied bytes. |
Reallocate(Int64)
Resizes a block of memory represented by this instance.
Declaration
public void Reallocate(long size)Parameters
| Type | Name | Description |
|---|---|---|
| Int64 | size | The new number of bytes in the unmanaged array. |
WriteTo(Byte[])
Copies bytes from the memory location to the managed array.
Declaration
public long WriteTo(byte[] destination)Parameters
| Type | Name | Description |
|---|---|---|
| Byte[] | destination | The destination array. |
Returns
| Type | Description |
|---|---|
| Int64 | The actual number of copied bytes. |
WriteTo(Byte[], Int64, Int64)
Copies bytes from the memory location to the managed array.
Declaration
public long WriteTo(byte[] destination, long offset, long count)Parameters
| Type | Name | Description |
|---|---|---|
| Byte[] | destination | The destination array. |
| Int64 | offset | The position in the destination array from which copying begins. |
| Int64 | count | The number of bytes to be copied. |
Returns
| Type | Description |
|---|---|
| Int64 | The actual number of copied bytes. |
Operators
| Improve this Doc View SourceImplicit(UnmanagedMemory to Pointer<Byte>)
Gets a pointer to the allocated unmanaged memory.
Declaration
public static implicit operator Pointer<byte>(UnmanagedMemory owner)Parameters
| Type | Name | Description |
|---|---|---|
| UnmanagedMemory | owner | The owner of allocated unmanaged memory. |
Returns
| Type | Description |
|---|---|
| Pointer<Byte> |
Implicit(UnmanagedMemory to Span<Byte>)
Gets a span from the specified instance.
Declaration
public static implicit operator Span<byte>(UnmanagedMemory owner)Parameters
| Type | Name | Description |
|---|---|---|
| UnmanagedMemory | owner | The owner of allocated unmanaged memory. |
Returns
| Type | Description |
|---|---|
| Span<Byte> |