libstorage-ng
Encryption.h
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21 
22 
23 #ifndef STORAGE_ENCRYPTION_H
24 #define STORAGE_ENCRYPTION_H
25 
26 
27 #include "storage/Devices/BlkDevice.h"
28 
29 
30 namespace storage
31 {
32 
33  enum class EncryptionType {
34  NONE, TWOFISH, TWOFISH_OLD, TWOFISH256_OLD, LUKS, LUKS1 = LUKS, UNKNOWN, LUKS2, PLAIN
35  };
36 
37 
38  // TODO depending on the encryption types supported the Encryption class
39  // can be dropped or be abstract
40 
41 
45  class Encryption : public BlkDevice
46  {
47  public:
48 
55  static Encryption* create(Devicegraph* devicegraph, const std::string& name);
56 
57  static Encryption* load(Devicegraph* devicegraph, const xmlNode* node);
58 
62  EncryptionType get_type() const;
63 
69  void set_type(EncryptionType type);
70 
74  const std::string& get_password() const;
75 
79  void set_password(const std::string& password);
80 
84  const std::string& get_key_file() const;
85 
91  void set_key_file(const std::string& key_file);
92 
98  const std::string& get_cipher() const;
99 
106  void set_cipher(const std::string& cipher);
107 
113  unsigned int get_key_size() const;
114 
121  void set_key_size(unsigned int key_size);
122 
127  MountByType get_mount_by() const;
128 
133  void set_mount_by(MountByType mount_by);
134 
141  void set_default_mount_by();
142 
146  const std::vector<std::string>& get_crypt_options() const;
147 
151  void set_crypt_options(const std::vector<std::string>& crypt_options);
152 
157  bool is_in_etc_crypttab() const;
158 
162  void set_in_etc_crypttab(bool in_etc_crypttab);
163 
167  const BlkDevice* get_blk_device() const;
168 
172  const std::string& get_open_options() const;
173 
178  void set_open_options(const std::string& open_options);
179 
183  static std::vector<Encryption*> get_all(Devicegraph* devicegraph);
184 
188  static std::vector<const Encryption*> get_all(const Devicegraph* devicegraph);
189 
190  public:
191 
192  class Impl;
193 
194  Impl& get_impl();
195  const Impl& get_impl() const;
196 
197  virtual Encryption* clone() const override;
198 
199  protected:
200 
201  Encryption(Impl* impl);
202 
203  };
204 
205 
211  bool is_encryption(const Device* device);
212 
219  Encryption* to_encryption(Device* device);
220 
224  const Encryption* to_encryption(const Device* device);
225 
226 }
227 
228 #endif
void set_cipher(const std::string &cipher)
Set the cipher.
void set_open_options(const std::string &open_options)
Set extra options for open calls.
const std::vector< std::string > & get_crypt_options() const
Get options (fourth field) in /etc/crypttab.
bool is_in_etc_crypttab() const
Query whether the LUKS device is present (probed devicegraph) or will be present (staging devicegraph...
Encryption * to_encryption(Device *device)
Converts pointer to Device to pointer to Encryption.
void set_default_mount_by()
Set the mount-by method to the global default, see Storage::get_default_mount_by().
const std::string & get_key_file() const
Get the key file.
const std::string & get_open_options() const
Get extra options for open calls.
void set_password(const std::string &password)
Set the encryption password.
void set_in_etc_crypttab(bool in_etc_crypttab)
Set whether the LUKS device will be present in /etc/crypttab.
void set_crypt_options(const std::vector< std::string > &crypt_options)
Set options (fourth field) in /etc/crypttab.
void set_mount_by(MountByType mount_by)
Set the mount-by method.
unsigned int get_key_size() const
Get the key size in bytes.
static Encryption * create(Devicegraph *devicegraph, const std::string &name)
Create a device of type Encryption.
An encryption layer on a blk device.
Definition: Encryption.h:45
const std::string & get_password() const
Get the encryption password.
The main container of the libstorage-ng.
Definition: Devicegraph.h:169
const std::string & get_cipher() const
Get the cipher.
An abstract Block Device.
Definition: BlkDevice.h:46
void set_key_file(const std::string &key_file)
Set the key file.
An abstract base class for storage devices.
Definition: Device.h:81
MountByType get_mount_by() const
Get the mount-by method.
static std::vector< Encryption * > get_all(Devicegraph *devicegraph)
Get all Encryption objects of the devicegraph.
void set_type(EncryptionType type)
Set the encryption type.
The storage namespace.
Definition: Actiongraph.h:38
void set_key_size(unsigned int key_size)
Set the key size in bytes.
const BlkDevice * get_blk_device() const
Return underlying blk device.
bool is_encryption(const Device *device)
Checks whether device points to an Encryption.
EncryptionType get_type() const
Get the encryption type.
MountByType
The key by which the mount program identifies a mountable.
Definition: Mountable.h:60