System.Security.Cryptography.CryptoStream Class Reference

Public Member Functions
	CryptoStream (Stream stream, ICryptoTransform transform, CryptoStreamMode mode)
	CryptoStream (Stream stream, ICryptoTransform transform, CryptoStreamMode mode, bool leaveOpen)
void	FlushFinalBlock ()
ValueTask	FlushFinalBlockAsync (CancellationToken cancellationToken=default(CancellationToken))
override void	Flush ()
override Task	FlushAsync (CancellationToken cancellationToken)
override long	Seek (long offset, SeekOrigin origin)
override void	SetLength (long value)
override Task< int >	ReadAsync (byte[] buffer, int offset, int count, CancellationToken cancellationToken)
override ValueTask< int >	ReadAsync (Memory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
override IAsyncResult	BeginRead (byte[] buffer, int offset, int count, AsyncCallback? callback, object? state)
override int	EndRead (IAsyncResult asyncResult)
override int	ReadByte ()
override void	WriteByte (byte value)
override int	Read (byte[] buffer, int offset, int count)
override Task	WriteAsync (byte[] buffer, int offset, int count, CancellationToken cancellationToken)
override ValueTask	WriteAsync (ReadOnlyMemory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
override IAsyncResult	BeginWrite (byte[] buffer, int offset, int count, AsyncCallback? callback, object? state)
override void	EndWrite (IAsyncResult asyncResult)
override void	Write (byte[] buffer, int offset, int count)
unsafe override void	CopyTo (Stream destination, int bufferSize)
override Task	CopyToAsync (Stream destination, int bufferSize, CancellationToken cancellationToken)
void	Clear ()
override ValueTask	DisposeAsync ()
void	CopyTo (Stream destination)
Task	CopyToAsync (Stream destination)
Task	CopyToAsync (Stream destination, int bufferSize)
Task	CopyToAsync (Stream destination, CancellationToken cancellationToken)
void	Dispose ()
virtual void	Close ()
Task	FlushAsync ()
Task< int >	ReadAsync (byte[] buffer, int offset, int count)
Task	WriteAsync (byte[] buffer, int offset, int count)
virtual int	Read (Span< byte > buffer)
virtual void	Write (ReadOnlySpan< byte > buffer)
object	GetLifetimeService ()
virtual object	InitializeLifetimeService ()

Static Public Member Functions
static Stream	Synchronized (Stream stream)

Static Public Attributes
static readonly Stream	Null = new NullStream()

Protected Member Functions
override void	Dispose (bool disposing)
SemaphoreSlim	EnsureAsyncActiveSemaphoreInitialized ()
virtual WaitHandle	CreateWaitHandle ()
virtual void	ObjectInvariant ()
MarshalByRefObject	MemberwiseClone (bool cloneIdentity)

Static Protected Member Functions
static void	ValidateBufferArguments (byte[] buffer, int offset, int count)
static void	ValidateCopyToArguments (Stream destination, int bufferSize)

Protected Attributes
SemaphoreSlim	_asyncActiveSemaphore

Package Functions
Task< int >	BeginReadInternal (byte[] buffer, int offset, int count, AsyncCallback callback, object state, bool serializeAsynchronously, bool apm)
Task	BeginWriteInternal (byte[] buffer, int offset, int count, AsyncCallback callback, object state, bool serializeAsynchronously, bool apm)

Properties
override bool	CanRead [get]
override bool	CanSeek [get]
override bool	CanWrite [get]
override long	Length [get]
override long	Position [get, set]
bool	HasFlushedFinalBlock [get]
SemaphoreSlim	AsyncActiveSemaphore [get]
virtual bool	CanTimeout [get]
virtual int	ReadTimeout [get, set]
virtual int	WriteTimeout [get, set]

Private Member Functions
async ValueTask	FlushFinalBlockAsync (bool useAsync, CancellationToken cancellationToken)
async ValueTask< int >	ReadAsyncInternal (Memory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
void	CheckReadArguments (byte[] buffer, int offset, int count)
async ValueTask< int >	ReadAsyncCore (Memory< byte > buffer, CancellationToken cancellationToken, bool useAsync)
async ValueTask	WriteAsyncInternal (ReadOnlyMemory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
void	CheckWriteArguments (byte[] buffer, int offset, int count)
async ValueTask	WriteAsyncCore (ReadOnlyMemory< byte > buffer, CancellationToken cancellationToken, bool useAsync)
async Task	CopyToAsyncInternal (Stream destination, int bufferSize, CancellationToken cancellationToken)
void	CheckCopyToArguments (Stream destination, int bufferSize)
async ValueTask	DisposeAsyncCore ()
bool	HasOverriddenBeginEndRead ()
bool	HasOverriddenBeginEndWrite ()
int	GetCopyBufferSize ()
Task< int >	BeginEndReadAsync (byte[] buffer, int offset, int count)
void	FinishTrackingAsyncOperation (ReadWriteTask task)
Task	BeginEndWriteAsync (byte[] buffer, int offset, int count)

Static Private Member Functions
static void	EnsureNotDisposed (Stream stream, string objectName)
static void	RunReadWriteTaskWhenReady (Task asyncWaiter, ReadWriteTask readWriteTask)
static void	RunReadWriteTask (ReadWriteTask readWriteTask)
static async Task	FinishWriteAsync (Task writeTask, byte[] localBuffer)

Private Attributes
readonly Stream	_stream
readonly ICryptoTransform	_transform
byte[]	_inputBuffer
int	_inputBufferIndex
int	_inputBlockSize
byte[]	_outputBuffer
int	_outputBufferIndex
int	_outputBlockSize
bool	_canRead
bool	_canWrite
bool	_finalBlockTransformed
SemaphoreSlim	_lazyAsyncActiveSemaphore
readonly bool	_leaveOpen

Detailed Description

Definition at line 10 of file CryptoStream.cs.

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The documentation for this class was generated from the following file:

• source/System.Security.Cryptography.Primitives/System.Security.Cryptography/CryptoStream.cs