First commit of IT-Sicherheit

1 files changed, 53 insertions, 0 deletions

diff --git a/src/cipherssingleton.cpp b/src/cipherssingleton.cpp
new file mode 100644
index 0000000..89c66e8
--- /dev/null
+++ b/src/cipherssingleton.cpp
@@ -0,0 +1,53 @@
+#include "cipherssingleton.h"
+
+
+//Create Singleton-instance
+CiphersSingleton CiphersSingleton::instance;
+
+
+
+CiphersSingleton::CiphersSingleton()
+{
+    //Enter QStrings as Descriptions for symmetric Ciphers
+    m_symmetricCipherDescriptions.append( QString("NullCipher") );
+    m_symmetricCipherDescriptions.append( QString("Caesar") );
+    m_symmetricCipherDescriptions.append( QString("Cube") );
+    m_symmetricCipherDescriptions.append( QString("AES") );
+
+    //Enter QStrings as Descriptions for asymmetric Ciphers
+    m_asymmetricCipherDescriptions.append( QString("RSA") );
+    m_asymmetricCipherDescriptions.append( QString("ECC") );
+}
+
+QString CiphersSingleton::textFromValue(int value)
+{
+    if( value > m_symmetricCipherDescriptions.size()-1 )
+    {
+        if( (value - m_symmetricCipherDescriptions.size()) > m_asymmetricCipherDescriptions.size()-1 )
+                                                                                        return QString("ERROR");
+        else
+            return m_asymmetricCipherDescriptions[(value - m_symmetricCipherDescriptions.size())];
+    }
+
+    return m_symmetricCipherDescriptions[value];
+}
+
+int CiphersSingleton::valueFromText(const QString& text)
+{
+    //Search Symmetric Ciphers
+    for (int var = 0; var < m_symmetricCipherDescriptions.size(); var++)
+    {
+        if( m_symmetricCipherDescriptions[var] == text )
+                                                return var;
+    }
+
+    //Search Asymmetric Ciphers
+    for (int var = 0; var < m_asymmetricCipherDescriptions.size(); var++)
+    {
+        if( m_asymmetricCipherDescriptions[var] == text )
+                                                return (var + m_symmetricCipherDescriptions.size());
+    }
+
+    //Nothing found
+    return -1;
+}