C# Class OpenSSL.Crypto.CipherContext

Wraps the EVP_CIPHER_CTX object.

Inheritance: OpenSSL.Core.Base, IDisposable

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Méthodes publiques

Méthode	Description
BytesToKey ( OpenSSL.Crypto.MessageDigest md, byte salt, byte data, int count, byte &iv ) : byte[]	Calls EVP_BytesToKey
CipherContext ( Cipher cipher ) : System	Calls OPENSSL_malloc() and initializes the buffer using EVP_CIPHER_CTX_init()
Crypt ( byte input, byte key, byte iv, bool doEncrypt ) : byte[]	Encrypts or decrypts the specified payload.
Crypt ( byte input, byte key, byte iv, bool doEncrypt, int padding ) : byte[]	Calls EVP_CipherInit_ex(), EVP_CipherUpdate(), and EVP_CipherFinal_ex()
Crypt ( byte input, int count, byte key, byte iv, bool doEncrypt, int padding ) : byte[]	Calls EVP_CipherInit_ex(), EVP_CipherUpdate(), and EVP_CipherFinal_ex()
Decrypt ( byte input, byte key, byte iv ) : byte[]	Decrypts the specified ciphertext
Decrypt ( byte input, byte key, byte iv, int padding ) : byte[]	Decrypts the specified ciphertext
Encrypt ( byte input, byte key, byte iv ) : byte[]	Encrypts the specified plaintext
Encrypt ( byte input, byte key, byte iv, int padding ) : byte[]	Encrypts the specified plaintext
Open ( byte input, byte ekey, byte iv, OpenSSL.Crypto.CryptoKey pkey ) : byte[]	Calls EVP_OpenInit() and EVP_OpenFinal()
Print ( BIO bio ) : void	Returns the cipher's LongName
Seal ( OpenSSL.Crypto.CryptoKey pkeys, byte input ) : Envelope	Calls EVP_SealInit() and EVP_SealFinal()

Méthodes protégées

Méthode	Description
OnDispose ( ) : void	Calls EVP_CIPHER_CTX_clean() and then OPENSSL_free()

Private Methods

Méthode	Description
SetupIV ( byte iv ) : byte[]
SetupKey ( byte key ) : byte[]

Method Details

BytesToKey() public méthode

Calls EVP_BytesToKey

public BytesToKey ( OpenSSL.Crypto.MessageDigest md, byte salt, byte data, int count, byte &iv ) : byte[]
md	OpenSSL.Crypto.MessageDigest
salt	byte
data	byte
count	int
iv	byte
Résultat	byte[]

CipherContext() public méthode

Calls OPENSSL_malloc() and initializes the buffer using EVP_CIPHER_CTX_init()

public CipherContext ( Cipher cipher ) : System
cipher	Cipher
Résultat	System

Crypt() public méthode

Encrypts or decrypts the specified payload.

public Crypt ( byte input, byte key, byte iv, bool doEncrypt ) : byte[]
input	byte
key	byte
iv	byte
doEncrypt	bool
Résultat	byte[]

Crypt() public méthode

Calls EVP_CipherInit_ex(), EVP_CipherUpdate(), and EVP_CipherFinal_ex()

public Crypt ( byte input, byte key, byte iv, bool doEncrypt, int padding ) : byte[]
input	byte
key	byte
iv	byte
doEncrypt	bool
padding	int
Résultat	byte[]

Crypt() public méthode

Calls EVP_CipherInit_ex(), EVP_CipherUpdate(), and EVP_CipherFinal_ex()

public Crypt ( byte input, int count, byte key, byte iv, bool doEncrypt, int padding ) : byte[]
input	byte
count	int
key	byte
iv	byte
doEncrypt	bool
padding	int
Résultat	byte[]

Decrypt() public méthode

Decrypts the specified ciphertext

public Decrypt ( byte input, byte key, byte iv ) : byte[]
input	byte
key	byte
iv	byte
Résultat	byte[]

Decrypt() public méthode

Decrypts the specified ciphertext

public Decrypt ( byte input, byte key, byte iv, int padding ) : byte[]
input	byte
key	byte
iv	byte
padding	int
Résultat	byte[]

Encrypt() public méthode

Encrypts the specified plaintext

public Encrypt ( byte input, byte key, byte iv ) : byte[]
input	byte
key	byte
iv	byte
Résultat	byte[]

Encrypt() public méthode

Encrypts the specified plaintext

public Encrypt ( byte input, byte key, byte iv, int padding ) : byte[]
input	byte
key	byte
iv	byte
padding	int
Résultat	byte[]

OnDispose() protected méthode

Calls EVP_CIPHER_CTX_clean() and then OPENSSL_free()

protected OnDispose ( ) : void
Résultat	void

Open() public méthode

Calls EVP_OpenInit() and EVP_OpenFinal()

public Open ( byte input, byte ekey, byte iv, OpenSSL.Crypto.CryptoKey pkey ) : byte[]
input	byte
ekey	byte
iv	byte
pkey	OpenSSL.Crypto.CryptoKey
Résultat	byte[]

Print() public méthode

Returns the cipher's LongName

public Print ( BIO bio ) : void
bio	OpenSSL.Core.BIO
Résultat	void

Seal() public méthode

Calls EVP_SealInit() and EVP_SealFinal()

public Seal ( OpenSSL.Crypto.CryptoKey pkeys, byte input ) : Envelope
pkeys	OpenSSL.Crypto.CryptoKey
input	byte
Résultat	Envelope