CFBMode

CFB Mode

abstract

static if(BOTAN_HAS_MODE_CFB)

class CFBMode : CipherMode , Transformation {

SecureVector!ubyte startRaw(const(ubyte)* nonce, size_t nonce_len);

string name [@property getter];

size_t updateGranularity();

size_t minimumFinalSize();

KeyLengthSpecification keySpec();

size_t outputLength(size_t input_length);

size_t defaultNonceLength();

bool validNonceLength(size_t n);

void clear();

bool authenticated();

this(BlockCipher cipher, size_t feedback_bits);

BlockCipher cipher();

size_t feedback();

SecureVector!ubyte shiftRegister();

SecureVector!ubyte keystreamBuf();

void keySchedule(const(ubyte)* key, size_t length);

protected public protected

Unique!BlockCipher m_cipher;

protected public protected

SecureVector!ubyte m_shift_register;

protected public protected

SecureVector!ubyte m_keystream_buf;

protected public protected

size_t m_feedback_bytes;

}

Constructors

this this(BlockCipher cipher, size_t feedback_bits): Undocumented in source.

Members

Functions

authenticated bool authenticated(): Undocumented in source. Be warned that the author may not have intended to support it.
cipher BlockCipher cipher(): Undocumented in source. Be warned that the author may not have intended to support it.
clear void clear(): Undocumented in source. Be warned that the author may not have intended to support it.
defaultNonceLength size_t defaultNonceLength(): Undocumented in source. Be warned that the author may not have intended to support it.
feedback size_t feedback(): Undocumented in source. Be warned that the author may not have intended to support it.
keySchedule void keySchedule(const(ubyte)* key, size_t length): Undocumented in source. Be warned that the author may not have intended to support it.
keySpec KeyLengthSpecification keySpec(): Undocumented in source. Be warned that the author may not have intended to support it.
keystreamBuf SecureVector!ubyte keystreamBuf(): Undocumented in source. Be warned that the author may not have intended to support it.
minimumFinalSize size_t minimumFinalSize(): Undocumented in source. Be warned that the author may not have intended to support it.
outputLength size_t outputLength(size_t input_length): Undocumented in source. Be warned that the author may not have intended to support it.
shiftRegister SecureVector!ubyte shiftRegister(): Undocumented in source. Be warned that the author may not have intended to support it.
startRaw SecureVector!ubyte startRaw(const(ubyte)* nonce, size_t nonce_len): Undocumented in source. Be warned that the author may not have intended to support it.
updateGranularity size_t updateGranularity(): Undocumented in source. Be warned that the author may not have intended to support it.
validNonceLength bool validNonceLength(size_t n): Undocumented in source. Be warned that the author may not have intended to support it.

Properties

name string name [@property getter]: Undocumented in source. Be warned that the author may not have intended to support it.

Variables

m_cipher Unique!BlockCipher m_cipher;: Undocumented in source.
m_feedback_bytes size_t m_feedback_bytes;: Undocumented in source.
m_keystream_buf SecureVector!ubyte m_keystream_buf;: Undocumented in source.
m_shift_register SecureVector!ubyte m_shift_register;: Undocumented in source.

Inherited Members

From CipherMode

authenticated bool authenticated(): Returns true iff this mode provides authentication as well as confidentiality.

Meta

Source

See Implementation

botan modes cfb classes