TNL::SymmetricCipher class Reference

TNL::SymmetricCipher Class Reference

#include <tnlSymmetricCipher.h>

Inheritance diagram for TNL::SymmetricCipher:

Detailed Description

Class for symmetric encryption of data across a connection.

Internally it uses the libtomcrypt AES algorithm to encrypt the data.

Public Types

enum {
BlockSize = 16,
KeySize = 16
}

Public Member Functions

SymmetricCipher (const U8 symmetricKey[KeySize], const U8 initVector[BlockSize])

SymmetricCipher (const ByteBuffer *theByteBuffer)

void setupCounter (U32 counterValue1, U32 counterValue2, U32 counterValue3, U32 counterValue4)

void encrypt (const U8 *plainText, U8 *cipherText, U32 len)

void decrypt (const U8 *cipherText, U8 *plainText, U32 len)

Private Attributes

U32 mCounter [BlockSize >> 2]

U32 mInitVector [BlockSize]

U8 mPad [BlockSize]

Key mSymmetricKey

U32 mPadLen

anonymous enum

Enumeration values:

BlockSize

KeySize

TNL::SymmetricCipher::SymmetricCipher ( const U8 symmetricKey[KeySize],

const U8 initVector[BlockSize]

)

TNL::SymmetricCipher::SymmetricCipher ( const ByteBuffer * theByteBuffer )

void TNL::SymmetricCipher::setupCounter ( U32 counterValue1,

U32 counterValue2,

U32 counterValue3,

U32 counterValue4

)

void TNL::SymmetricCipher::encrypt ( const U8 * plainText,

U8 * cipherText,

U32 len

)

void TNL::SymmetricCipher::decrypt ( const U8 * cipherText,

U8 * plainText,

U32 len

)