Disk ARchive  2.7.14
Full featured and portable backup and archiving tool
cat_blockdev.hpp
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2 // dar - disk archive - a backup/restoration program
3 // Copyright (C) 2002-2024 Denis Corbin
4 //
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21 
25 
26 #ifndef CAT_BLOCKDEV_HPP
27 #define CAT_BLOCKDEV_HPP
28 
29 #include "../my_config.h"
30 
31 extern "C"
32 {
33 } // end extern "C"
34 
35 #include "cat_device.hpp"
36 
37 namespace libdar
38 {
39 
42 
44 
45  class cat_blockdev : public cat_device
46  {
47  public:
48  cat_blockdev(const infinint & uid, const infinint & gid, U_16 perm,
49  const datetime & last_access,
50  const datetime & last_modif,
51  const datetime & last_change,
52  const std::string & name,
53  U_16 major,
54  U_16 minor,
55  const infinint & fs_device) : cat_device(uid, gid, perm, last_access,
56  last_modif, last_change, name,
57  major, minor, fs_device) {};
58  cat_blockdev(const std::shared_ptr<user_interaction> & dialog,
59  const smart_pointer<pile_descriptor> & pdesc,
60  const archive_version & reading_ver,
62  bool small) : cat_device(dialog, pdesc, reading_ver, saved, small) {};
63 
64  cat_blockdev(const cat_blockdev & ref) = default;
65  cat_blockdev(cat_blockdev && ref) noexcept = default;
66  cat_blockdev & operator = (const cat_blockdev & ref) = default;
67  cat_blockdev & operator = (cat_blockdev && ref) noexcept = default;
68  ~cat_blockdev() = default;
69 
70  virtual bool operator == (const cat_entree & ref) const override;
71 
72  // using dump from cat_device class
73  // using method is_more_recent_than() from cat_device class
74  // using method has_changed_since() from cat_device class
75  virtual unsigned char signature() const override { return 'b'; };
76  virtual std::string get_description() const override { return "block device"; };
77  virtual cat_entree *clone() const override { return new (std::nothrow) cat_blockdev(*this); };
78  };
79 
81 
82 } // end of namespace
83 
84 #endif
parent class for all special devices inodes
class archive_version manages the version of the archive format
the block device class
virtual bool operator==(const cat_entree &ref) const override
returns true if the two object are the same
virtual unsigned char signature() const override
inherited class signature
virtual std::string get_description() const override
inherited class designation
virtual cat_entree * clone() const override
a way to copy the exact type of an object even if pointed to by a parent class pointer
the special cat_device root class
Definition: cat_device.hpp:47
the root class from all other inherite for any entry in the catalogue
Definition: cat_entree.hpp:60
U_16 perm
inode's permission
Definition: cat_inode.hpp:179
infinint uid
inode owner's user ID
Definition: cat_inode.hpp:177
infinint gid
inode owner's group ID
Definition: cat_inode.hpp:178
stores time information
Definition: datetime.hpp:59
the arbitrary large positive integer class
saved_status
data saved status for an entry
Definition: cat_status.hpp:45
@ saved
inode is saved in the archive
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47