smartmontools SVN Rev 5407
Utility to control and monitor storage systems with "S.M.A.R.T."
Public Member Functions | Protected Member Functions | Private Attributes | List of all members
os::legacy_smart_device Class Reference

Implement shared open/close routines with old functions. More...

Collaboration diagram for os::legacy_smart_device:
Collaboration graph
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Public Member Functions

 legacy_smart_device (const char *mode)
 
virtual ~legacy_smart_device ()
 
virtual bool is_open () const override
 Return true if device is open. More...
 
virtual bool open () override
 Open device, return false on error. More...
 
virtual bool close () override
 Close device, return false on error. More...
 
- Public Member Functions inherited from smart_device
virtual ~smart_device ()
 
bool is_ata () const
 Return true if ATA device. More...
 
bool is_scsi () const
 Return true if SCSI device. More...
 
bool is_nvme () const
 Return true if NVMe device. More...
 
ata_deviceto_ata ()
 Downcast to ATA device. More...
 
const ata_deviceto_ata () const
 Downcast to ATA device (const). More...
 
scsi_deviceto_scsi ()
 Downcast to SCSI device. More...
 
const scsi_deviceto_scsi () const
 Downcast to SCSI device (const). More...
 
nvme_deviceto_nvme ()
 Downcast to NVMe device. More...
 
const nvme_deviceto_nvme () const
 Downcast to NVMe device (const). More...
 
const device_infoget_info () const
 Get device info struct. More...
 
const char * get_dev_name () const
 Get device (path)name. More...
 
const char * get_info_name () const
 Get informal name. More...
 
const char * get_dev_type () const
 Get device type. More...
 
const char * get_req_type () const
 Get type requested by user, empty if none. More...
 
const error_infoget_err () const
 Get last error info struct. More...
 
int get_errno () const
 Get last error number. More...
 
const char * get_errmsg () const
 Get last error message. More...
 
virtual bool is_syscall_unsup () const
 Return true if last error indicates an unsupported system call. More...
 
bool set_err (int no, const char *msg,...) __attribute_format_printf(3
 Set last error number and message. More...
 
bool bool set_err (const error_info &err)
 Set last error info struct. More...
 
void clear_err ()
 Clear last error info. More...
 
bool set_err (int no)
 Set last error number and default message. More...
 
virtual bool is_open () const =0
 Return true if device is open. More...
 
virtual bool open ()=0
 Open device, return false on error. More...
 
virtual bool close ()=0
 Close device, return false on error. More...
 
virtual smart_deviceautodetect_open ()
 Open device with autodetection support. More...
 
virtual bool is_powered_down ()
 Early test if device is powered up or down. More...
 
virtual bool owns (const smart_device *dev) const
 Return true if other device is owned by this device. More...
 
virtual void release (const smart_device *dev)
 Release ownership of other device. More...
 

Protected Member Functions

int get_fd () const
 Return filedesc for derived classes. More...
 
- Protected Member Functions inherited from smart_device
 smart_device (smart_interface *intf, const char *dev_name, const char *dev_type, const char *req_type)
 Constructor to init interface and device info. More...
 
 smart_device (do_not_use_in_implementation_classes)
 Dummy constructor for abstract classes. More...
 
device_infoset_info ()
 R/W access to device info struct. More...
 
smart_interfacesmi ()
 Get interface which produced this object. More...
 
const smart_interfacesmi () const
 Get interface which produced this object (const). More...
 

Private Attributes

int m_fd
 filedesc, -1 if not open. More...
 
const char * m_mode
 Mode string for deviceopen(). More...
 

Additional Inherited Members

- Static Public Member Functions inherited from smart_device
static int get_num_objects ()
 Get current number of allocated 'smart_device' objects. More...
 
- Protected Types inherited from smart_device
enum  do_not_use_in_implementation_classes { never_called }
 Dummy enum for dummy constructor. More...
 

Detailed Description

Implement shared open/close routines with old functions.

Definition at line 50 of file dev_legacy.cpp.

Constructor & Destructor Documentation

◆ legacy_smart_device()

os::legacy_smart_device::legacy_smart_device ( const char *  mode)
inlineexplicit

Definition at line 54 of file dev_legacy.cpp.

◆ ~legacy_smart_device()

os::legacy_smart_device::~legacy_smart_device ( )
virtual

Definition at line 77 of file dev_legacy.cpp.

Member Function Documentation

◆ close()

bool os::legacy_smart_device::close ( )
overridevirtual

Close device, return false on error.

Implements smart_device.

Definition at line 98 of file dev_legacy.cpp.

◆ get_fd()

int os::legacy_smart_device::get_fd ( ) const
inlineprotected

Return filedesc for derived classes.

Definition at line 68 of file dev_legacy.cpp.

◆ is_open()

bool os::legacy_smart_device::is_open ( ) const
overridevirtual

Return true if device is open.

Implements smart_device.

Definition at line 83 of file dev_legacy.cpp.

◆ open()

bool os::legacy_smart_device::open ( )
overridevirtual

Open device, return false on error.

Implements smart_device.

Definition at line 88 of file dev_legacy.cpp.

Member Data Documentation

◆ m_fd

int os::legacy_smart_device::m_fd
private

filedesc, -1 if not open.

Definition at line 72 of file dev_legacy.cpp.

◆ m_mode

const char* os::legacy_smart_device::m_mode
private

Mode string for deviceopen().

Definition at line 73 of file dev_legacy.cpp.


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