libstorage-ng
Subdevice.h
1 /*
2  * Copyright (c) [2014-2015] Novell, Inc.
3  * Copyright (c) 2020 SUSE LLC
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22 
23 
24 #ifndef STORAGE_SUBDEVICE_H
25 #define STORAGE_SUBDEVICE_H
26 
27 
28 #include "storage/Holders/Holder.h"
29 
30 
31 namespace storage
32 {
33 
40  class Subdevice : public Holder
41  {
42  public:
43 
53  static Subdevice* create(Devicegraph* devicegraph, const Device* source, const Device* target);
54 
55  static Subdevice* load(Devicegraph* devicegraph, const xmlNode* node);
56 
57  virtual Subdevice* clone() const override;
58 
59  public:
60 
61  class Impl;
62 
63  Impl& get_impl();
64  const Impl& get_impl() const;
65 
66  Subdevice(Impl* impl);
67 
68  };
69 
70 
76  bool is_subdevice(const Holder* holder);
77 
84  Subdevice* to_subdevice(Holder* holder);
85 
89  const Subdevice* to_subdevice(const Holder* holder);
90 
91 }
92 
93 #endif
Subdevice * to_subdevice(Holder *holder)
Converts pointer to Holder to pointer to Subdevice.
static Subdevice * create(Devicegraph *devicegraph, const Device *source, const Device *target)
Create a holder of type Subdevice.
The main container of the libstorage-ng.
Definition: Devicegraph.h:169
bool is_subdevice(const Holder *holder)
Checks whether holder points to a Subdevice.
An abstract base class for storage devices.
Definition: Device.h:81
Generic holder from one device to a subdevice, e.g.
Definition: Subdevice.h:40
An abstract base class for storage holders.
Definition: Holder.h:56
The storage namespace.
Definition: Actiongraph.h:39