encryptionextension.hh

#ifndef ENCRYPTIONEXTENSION_HH
#define ENCRYPTIONEXTENSION_HH
 
#include "configobject.hh"
 
 
class EncryptionKey: public ConfigObject
{
  Q_OBJECT
  Q_CLASSINFO("IdPrefix", "key")
 
  
  Q_PROPERTY(QString key READ toHex WRITE fromHex)
 
protected:
  explicit EncryptionKey(QObject *parent=nullptr);
 
public:
  void clear();
 
  virtual bool fromHex(const QString &hex, const ErrorStack &err=ErrorStack());
  virtual QString toHex() const;
 
  const QByteArray &key() const;
  virtual bool setKey(const QByteArray &key, const ErrorStack &err=ErrorStack());
 
protected:
  QByteArray _key;
};
 
 
class BasicEncryptionKey: public EncryptionKey
{
  Q_OBJECT
  Q_CLASSINFO("description", "A basic DMR encryption key.")
  Q_CLASSINFO("longDescription",
              "This is a variable sized pre-shared key that can be used to encrypt/decrypt traffic "
              "on DMR channels. Encryption is forbidden in HAM radio context!")
 
public:
  Q_INVOKABLE explicit BasicEncryptionKey(QObject *parent=nullptr);
 
  ConfigItem *clone() const;
 
public:
  YAML::Node serialize(const Context &context, const ErrorStack &err=ErrorStack());
  bool parse(const YAML::Node &node, Context &ctx, const ErrorStack &err=ErrorStack());
};
 
 
class EnhancedEncryptionKey: public EncryptionKey
{
  Q_OBJECT
  Q_CLASSINFO("description", "An enhanced DMR encryption key.")
  Q_CLASSINFO("longDescription",
              "This is a 40bit pre-shared RC4 key, that can be used to encrypt/decrypt traffic on "
              "DMR channels. Encryption is forbidden in HAM radio context!")
 
public:
  Q_INVOKABLE explicit EnhancedEncryptionKey(QObject *parent=nullptr);
 
  ConfigItem *clone() const;
  bool fromHex(const QString &hex, const ErrorStack &err=ErrorStack());
 
  bool setKey(const QByteArray &key, const ErrorStack &err);
 
public:
  YAML::Node serialize(const Context &context, const ErrorStack &err=ErrorStack());
  bool parse(const YAML::Node &node, Context &ctx, const ErrorStack &err=ErrorStack());
};
 
 
class AESEncryptionKey: public EncryptionKey
{
  Q_OBJECT
 
  Q_CLASSINFO("description", "An AES (advanced) DMR encryption key.")
  Q_CLASSINFO("longDescription",
              "This is a variable sized (usually 128-256bit) pre-shared key that can be used to "
              "encrypt/decrypt traffic on DMR channels. Encryption is forbidden in HAM radio "
              "context!")
 
public:
  Q_INVOKABLE explicit AESEncryptionKey(QObject *parent=nullptr);
 
  ConfigItem *clone() const;
 
  bool setKey(const QByteArray &key, const ErrorStack &err);
 
public:
  YAML::Node serialize(const Context &context, const ErrorStack &err=ErrorStack());
  bool parse(const YAML::Node &node, Context &ctx, const ErrorStack &err=ErrorStack());
};
 
Q_DECLARE_OPAQUE_POINTER(AESEncryptionKey*)
 
 
 
class EncryptionKeys: public ConfigObjectList
{
  Q_OBJECT
 
public:
  explicit EncryptionKeys(QObject *parent=nullptr);
 
  int add(ConfigObject *obj, int row=-1, bool unique=true);
 
  EncryptionKey *key(int index) const;
 
  ConfigItem *allocateChild(const YAML::Node &node, ConfigItem::Context &ctx, const ErrorStack &err=ErrorStack());
};
 
 
 
#endif // ENCRYPTIONEXTENSION_HH