System.Security.Cryptography.DSACng Class Reference

Public Member Functions
	DSACng (CngKey key)
override bool	TryExportPkcs8PrivateKey (Span< byte > destination, out int bytesWritten)
	DSACng ()
	DSACng (int keySize)
override void	ImportParameters (DSAParameters parameters)
override void	ImportEncryptedPkcs8PrivateKey (ReadOnlySpan< byte > passwordBytes, ReadOnlySpan< byte > source, out int bytesRead)
override void	ImportEncryptedPkcs8PrivateKey (ReadOnlySpan< char > password, ReadOnlySpan< byte > source, out int bytesRead)
override byte[]	ExportEncryptedPkcs8PrivateKey (ReadOnlySpan< byte > passwordBytes, PbeParameters pbeParameters)
override byte[]	ExportEncryptedPkcs8PrivateKey (ReadOnlySpan< char > password, PbeParameters pbeParameters)
override bool	TryExportEncryptedPkcs8PrivateKey (ReadOnlySpan< byte > passwordBytes, PbeParameters pbeParameters, Span< byte > destination, out int bytesWritten)
override bool	TryExportEncryptedPkcs8PrivateKey (ReadOnlySpan< char > password, PbeParameters pbeParameters, Span< byte > destination, out int bytesWritten)
unsafe override DSAParameters	ExportParameters (bool includePrivateParameters)
unsafe override byte[]	CreateSignature (byte[] rgbHash)
unsafe override bool	TryCreateSignature (ReadOnlySpan< byte > hash, Span< byte > destination, out int bytesWritten)
override bool	VerifySignature (byte[] rgbHash, byte[] rgbSignature)
unsafe override bool	VerifySignature (ReadOnlySpan< byte > hash, ReadOnlySpan< byte > signature)
byte[]	CreateSignature (byte[] rgbHash, DSASignatureFormat signatureFormat)
bool	VerifySignature (byte[] rgbHash, byte[] rgbSignature, DSASignatureFormat signatureFormat)
bool	VerifySignature (ReadOnlySpan< byte > hash, ReadOnlySpan< byte > signature, DSASignatureFormat signatureFormat)
byte[]	SignData (byte[] data, HashAlgorithmName hashAlgorithm)
byte[]	SignData (byte[] data, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual byte[]	SignData (byte[] data, int offset, int count, HashAlgorithmName hashAlgorithm)
byte[]	SignData (byte[] data, int offset, int count, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual byte[]	SignData (Stream data, HashAlgorithmName hashAlgorithm)
byte[]	SignData (Stream data, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
bool	VerifyData (byte[] data, byte[] signature, HashAlgorithmName hashAlgorithm)
virtual bool	VerifyData (byte[] data, int offset, int count, byte[] signature, HashAlgorithmName hashAlgorithm)
bool	VerifyData (byte[] data, int offset, int count, byte[] signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual bool	VerifyData (Stream data, byte[] signature, HashAlgorithmName hashAlgorithm)
virtual bool	VerifyData (ReadOnlySpan< byte > data, ReadOnlySpan< byte > signature, HashAlgorithmName hashAlgorithm)
bool	VerifyData (byte[] data, byte[] signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
bool	VerifyData (Stream data, byte[] signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
bool	VerifyData (ReadOnlySpan< byte > data, ReadOnlySpan< byte > signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
bool	TryCreateSignature (ReadOnlySpan< byte > hash, Span< byte > destination, DSASignatureFormat signatureFormat, out int bytesWritten)
virtual bool	TrySignData (ReadOnlySpan< byte > data, Span< byte > destination, HashAlgorithmName hashAlgorithm, out int bytesWritten)
bool	TrySignData (ReadOnlySpan< byte > data, Span< byte > destination, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat, out int bytesWritten)
override bool	TryExportSubjectPublicKeyInfo (Span< byte > destination, out int bytesWritten)
unsafe override void	ImportPkcs8PrivateKey (ReadOnlySpan< byte > source, out int bytesRead)
override void	ImportSubjectPublicKeyInfo (ReadOnlySpan< byte > source, out int bytesRead)
int	GetMaxSignatureSize (DSASignatureFormat signatureFormat)
override void	ImportFromPem (ReadOnlySpan< char > input)
override void	ImportFromEncryptedPem (ReadOnlySpan< char > input, ReadOnlySpan< char > password)
override void	ImportFromEncryptedPem (ReadOnlySpan< char > input, ReadOnlySpan< byte > passwordBytes)
override void	FromXmlString (string xmlString)
override string	ToXmlString (bool includePrivateParameters)
void	Clear ()
void	Dispose ()
virtual byte[]	ExportPkcs8PrivateKey ()
virtual byte[]	ExportSubjectPublicKeyInfo ()

Static Public Member Functions
static new? DSA	Create (string algName)
static new DSA	Create ()
static DSA	Create (int keySizeInBits)
static DSA	Create (DSAParameters parameters)

Protected Member Functions
override void	Dispose (bool disposing)
override byte[]	HashData (byte[] data, int offset, int count, HashAlgorithmName hashAlgorithm)
override byte[]	HashData (Stream data, HashAlgorithmName hashAlgorithm)
override bool	TryHashData (ReadOnlySpan< byte > source, Span< byte > destination, HashAlgorithmName hashAlgorithm, out int bytesWritten)
virtual byte[]	SignDataCore (ReadOnlySpan< byte > data, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual byte[]	SignDataCore (Stream data, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual byte[]	CreateSignatureCore (ReadOnlySpan< byte > hash, DSASignatureFormat signatureFormat)
virtual bool	TryCreateSignatureCore (ReadOnlySpan< byte > hash, Span< byte > destination, DSASignatureFormat signatureFormat, out int bytesWritten)
virtual bool	TrySignDataCore (ReadOnlySpan< byte > data, Span< byte > destination, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat, out int bytesWritten)
virtual bool	VerifyDataCore (Stream data, ReadOnlySpan< byte > signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual bool	VerifyDataCore (ReadOnlySpan< byte > data, ReadOnlySpan< byte > signature, HashAlgorithmName hashAlgorithm, DSASignatureFormat signatureFormat)
virtual bool	VerifySignatureCore (ReadOnlySpan< byte > hash, ReadOnlySpan< byte > signature, DSASignatureFormat signatureFormat)

Protected Attributes
int	KeySizeValue
KeySizes[]	LegalKeySizesValue

Static Package Functions
static Exception	HashAlgorithmNameNullOrEmpty ()

Properties
CngKey	Key [get, private set]
override KeySizes[]	LegalKeySizes [get]
override string	SignatureAlgorithm [get]
override? string	KeyExchangeAlgorithm [get]
virtual int	KeySize [get, set]

Private Member Functions
void	ThrowIfDisposed ()
byte[]	ExportKeyBlob (bool includePrivateParameters)
void	ImportKeyBlob (byte[] dsaBlob, bool includePrivate)
byte[]	ExportEncryptedPkcs8 (ReadOnlySpan< char > pkcs8Password, int kdfCount)
bool	TryExportEncryptedPkcs8 (ReadOnlySpan< char > pkcs8Password, int kdfCount, Span< byte > destination, out int bytesWritten)
SafeNCryptKeyHandle	GetDuplicatedKeyHandle ()
void	ForceSetKeySize (int newKeySize)
ReadOnlySpan< byte >	AdjustHashSizeIfNecessary (ReadOnlySpan< byte > hash, Span< byte > stackBuf)
unsafe int	ComputeQLength ()
ReadOnlySpan< byte >	HashSpanToTmp (ReadOnlySpan< byte > data, HashAlgorithmName hashAlgorithm, Span< byte > tmp)
byte[]	HashSpanToArray (ReadOnlySpan< byte > data, HashAlgorithmName hashAlgorithm)
unsafe AsnWriter	WritePkcs8 ()
AsnWriter	WriteSubjectPublicKeyInfo ()
delegate bool	TryExportPbe< T > (ReadOnlySpan< T > password, PbeParameters pbeParameters, Span< byte > destination, out int bytesWritten)
delegate bool	TryExport (Span< byte > destination, out int bytesWritten)

Static Private Member Functions
static bool	Supports2048KeySize ()
static unsafe void	GenerateV1DsaBlob (out byte[] blob, DSAParameters parameters, int cbKey, bool includePrivate)
static unsafe void	GenerateV2DsaBlob (out byte[] blob, DSAParameters parameters, int cbKey, bool includePrivateParameters)
static void	CheckMagicValueOfKey (global::Interop.BCrypt.KeyBlobMagicNumber magic, bool includePrivateParameters)
static Exception	DerivedClassMustOverride ()
static byte[]	ReadRequiredElement (ref XmlKeyHelper.ParseState state, string name, int sizeHint=-1)
static DSA	CreateCore ()
static unsafe byte[]	ExportArray< T > (ReadOnlySpan< T > password, PbeParameters pbeParameters, TryExportPbe< T > exporter)
static unsafe byte[]	ExportArray (TryExport exporter)

Private Attributes
CngAlgorithmCore	_core = new CngAlgorithmCore("DSACng")
readonly CngAlgorithm	_dsnCng = new CngAlgorithm("DSA")

Static Private Attributes
static readonly KeySizes[]	s_legalKeySizes
static readonly int	s_defaultKeySize = (Supports2048KeySize() ? 2048 : 1024)

Detailed Description

Definition at line 8 of file DSACng.cs.

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

• source/System.Security.Cryptography.Cng/System.Security.Cryptography/DSACng.cs