com.freerdp.freerdpcore.security.KeystoreHelper Class Reference

Data Structures
class	KeystoreException

Public Member Functions
byte[]	getOrCreateDbKey () throws KeystoreException

Static Public Member Functions
static KeystoreHelper	getInstance (Context context)

Detailed Description

Definition at line 31 of file KeystoreHelper.java.

Member Function Documentation

getInstance()

static KeystoreHelper com.freerdp.freerdpcore.security.KeystoreHelper.getInstance ( Context  context )

inlinestatic

Definition at line 51 of file KeystoreHelper.java.

  {
    if (instance == null)
    {
      synchronized (KeystoreHelper.class)
      {
        if (instance == null)
        {
          instance = new KeystoreHelper(context);
        }
      }
    }
    return instance;
  }

getOrCreateDbKey()

byte[] com.freerdp.freerdpcore.security.KeystoreHelper.getOrCreateDbKey ( ) throws KeystoreException

inline

Definition at line 66 of file KeystoreHelper.java.

  {
    SharedPreferences prefs =
        applicationContext.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
    String encoded = prefs.getString(PREF_ENCRYPTED_DB_KEY, null);
 
    if (encoded != null)
    {
      return decryptDbKey(encoded);
    }
 
    byte[] rawKey = new byte[DB_KEY_LENGTH];
    new SecureRandom().nextBytes(rawKey);
    String encrypted = encryptDbKey(rawKey);
    prefs.edit().putString(PREF_ENCRYPTED_DB_KEY, encrypted).apply();
    return rawKey;
  }

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The documentation for this class was generated from the following file:

• KeystoreHelper.java