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#ifndef CIPHERSSINGLETON_H
#define CIPHERSSINGLETON_H
#include <QVector>
#include <QString>
/**
* \class CiphersSingleton
* \brief Singleton-Class to assign a short descriptive string and a number for all Ciphers.
*
* This Class, basically, provides an Array containing QStrings, each of which is used as
* description for an available cipher.
* The index of each QString is also used to describe the cipher.
* This is needed since sometimes ciphers need to be referred to by strings, and other times
* by integers.
* \author Uwe Gogolin [Gogolin.Uwe@FH-SWF.de]
* \version 0.1
* \date 28.02.2013
*/
class CiphersSingleton
{
public: //Methods
/**
* \brief Method to fetch the Singleton-Instance of this class.
*
* The Assignments of QStrings to Integers (and vice versa) made in this Class is needed
* throughout the entire program. This Method, therefore, returns a Singleton-instance of
* this Class.
* \returns A reference to the Singleton-instance of this Class
*/
static CiphersSingleton & getInstance()
{ return instance; }
/**
* \brief Method to fetch a QString corresponding with the given Integer.
*
* For the given value, looks up what QString corresponds to it and returns that.
* \param int value integer representing an algorithm
* \returns QString corresponding to the given integer.
*/
QString textFromValue ( int value );
/**
* \brief Method to fetch an Integer corresponding with the given QString.
*
* For the given QString, looks up what Integer corresponds to it and returns that.
* \param QString& text QString representing an algorithm
* \returns Integer corresponding to the given QString.
*/
int valueFromText ( const QString& text );
/**
* \brief Method to fetch the number of supported symmetric Ciphers.
*
* Returns the number of supported symmetric Ciphers.
* \returns The number of supported symmetric Ciphers.
*/
int symmetricCiphersCount()
{ return m_symmetricCipherDescriptions.size(); }
/**
* \brief Method to fetch the number of supported asymmetric Ciphers.
*
* Returns the number of supported asymmetric Ciphers.
* \returns The number of supported asymmetric Ciphers.
*/
int asymmetricCiphersCount()
{ return m_asymmetricCipherDescriptions.size(); }
private: //Methods
/**
* \brief Class Constructor.
*
* Class Constructor. Initializes the Array containing the Cipher-Strings.
*/
CiphersSingleton();
private: //Attributes
/**
* \brief Singleton-instance of this class.
*/
static CiphersSingleton instance;
/**
* \brief QVector of QStrings assigning an integer to a String for each symmetric Cipher (and vice versa).
*
* \attention These Strings are used throughout the entire program to reference ciphers!
*/
QVector<QString> m_symmetricCipherDescriptions;
/**
* \brief QVector of QStrings assigning an integer to a String for each asymmetric Cipher (and vice versa).
*
* \attention These Strings are used throughout the entire program to reference ciphers!
*/
QVector<QString> m_asymmetricCipherDescriptions;
};
#endif // CIPHERSSINGLETON_H
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