abstract class Cipher

crypto :: Cipher

Base class to modelize cryptographic ciphers

Introduced properties

fun ciphertext: Bytes

crypto :: Cipher :: ciphertext

Encrypted data
fun ciphertext=(ciphertext: Bytes)

crypto :: Cipher :: ciphertext=

Encrypted data
abstract fun decrypt

crypto :: Cipher :: decrypt

Decrypt ciphertext and populate self.plaintext
abstract fun encrypt

crypto :: Cipher :: encrypt

Encrypt plaintext and populate self.ciphertext
fun plaintext: Bytes

crypto :: Cipher :: plaintext

Unencrypted data
fun plaintext=(plaintext: Bytes)

crypto :: Cipher :: plaintext=

Unencrypted data

Redefined properties

redef type SELF: Cipher

crypto $ Cipher :: SELF

Type of this instance, automatically specialized in every class

All properties

fun !=(other: nullable Object): Bool

core :: Object :: !=

Have self and other different values?
fun ==(other: nullable Object): Bool

core :: Object :: ==

Have self and other the same value?
type CLASS: Class[SELF]

core :: Object :: CLASS

The type of the class of self.
type SELF: Object

core :: Object :: SELF

Type of this instance, automatically specialized in every class
fun ciphertext: Bytes

crypto :: Cipher :: ciphertext

Encrypted data
fun ciphertext=(ciphertext: Bytes)

crypto :: Cipher :: ciphertext=

Encrypted data
protected fun class_factory(name: String): CLASS

core :: Object :: class_factory

Implementation used by get_class to create the specific class.
fun class_name: String

core :: Object :: class_name

The class name of the object.
abstract fun decrypt

crypto :: Cipher :: decrypt

Decrypt ciphertext and populate self.plaintext
abstract fun encrypt

crypto :: Cipher :: encrypt

Encrypt plaintext and populate self.ciphertext
fun get_class: CLASS

core :: Object :: get_class

The meta-object representing the dynamic type of self.
fun hash: Int

core :: Object :: hash

The hash code of the object.
init init

core :: Object :: init

fun inspect: String

core :: Object :: inspect

Developer readable representation of self.
protected fun inspect_head: String

core :: Object :: inspect_head

Return "CLASSNAME:#OBJECTID".
intern fun is_same_instance(other: nullable Object): Bool

core :: Object :: is_same_instance

Return true if self and other are the same instance (i.e. same identity).
fun is_same_serialized(other: nullable Object): Bool

core :: Object :: is_same_serialized

Is self the same as other in a serialization context?
intern fun is_same_type(other: Object): Bool

core :: Object :: is_same_type

Return true if self and other have the same dynamic type.
intern fun object_id: Int

core :: Object :: object_id

An internal hash code for the object based on its identity.
fun output

core :: Object :: output

Display self on stdout (debug only).
intern fun output_class_name

core :: Object :: output_class_name

Display class name on stdout (debug only).
fun plaintext: Bytes

crypto :: Cipher :: plaintext

Unencrypted data
fun plaintext=(plaintext: Bytes)

crypto :: Cipher :: plaintext=

Unencrypted data
fun serialization_hash: Int

core :: Object :: serialization_hash

Hash value use for serialization
intern fun sys: Sys

core :: Object :: sys

Return the global sys object, the only instance of the Sys class.
abstract fun to_jvalue(env: JniEnv): JValue

core :: Object :: to_jvalue

fun to_s: String

core :: Object :: to_s

User readable representation of self.
package_diagram crypto::Cipher Cipher core::Object Object crypto::Cipher->core::Object crypto::SingleByteXorCipher SingleByteXorCipher crypto::SingleByteXorCipher->crypto::Cipher crypto::RepeatingKeyXorCipher RepeatingKeyXorCipher crypto::RepeatingKeyXorCipher->crypto::Cipher

Parents

interface Object

core :: Object

The root of the class hierarchy.

Children

class RepeatingKeyXorCipher

crypto :: RepeatingKeyXorCipher

XOR cipher where the key is repeated to match the length of the message.
class SingleByteXorCipher

crypto :: SingleByteXorCipher

Simple XOR cipher where the whole plaintext is XORed with a single byte.

Class definitions

crypto $ Cipher 
# Base class to modelize cryptographic ciphers
abstract class Cipher

	# Encrypted data
	var ciphertext = new Bytes.empty is writable

	# Unencrypted data
	var plaintext = new Bytes.empty is writable

	# Encrypt plaintext and populate `self.ciphertext`
	fun encrypt is abstract

	# Decrypt ciphertext and populate `self.plaintext`
	fun decrypt is abstract

end
lib/crypto/xor_ciphers.nit:50,1--65,3
Nit standard library. Version .