contur::DeviceManager Class Reference

Registry and dispatcher for I/O devices. More...

#include <device_manager.h>

Public Member Functions
	DeviceManager ()
	Constructs an empty device registry.
	~DeviceManager ()
	Destroys registry and owned devices.
	DeviceManager (const DeviceManager &)=delete
DeviceManager &	operator= (const DeviceManager &)=delete
	DeviceManager (DeviceManager &&) noexcept
	Move-constructs registry state.
DeviceManager &	operator= (DeviceManager &&) noexcept
	Move-assigns registry state.
Result< void >	registerDevice (std::unique_ptr< IDevice > device)
	Registers a device. Takes ownership.
Result< void >	unregisterDevice (DeviceId id)
	Removes and destroys a device by ID.
std::optional< std::reference_wrapper< IDevice > >	getDevice (DeviceId id) noexcept
	Returns a non-owning reference to the device with the given ID, if present.
std::optional< std::reference_wrapper< const IDevice > >	getDevice (DeviceId id) const noexcept
	Returns a const non-owning reference to the device with the given ID, if present.
Result< void >	write (DeviceId id, RegisterValue value)
	Writes a value to the device with the given ID.
Result< RegisterValue >	read (DeviceId id)
	Reads a value from the device with the given ID.
std::size_t	deviceCount () const noexcept
	Returns the number of registered devices.
bool	hasDevice (DeviceId id) const noexcept
	Returns true if a device with the given ID is registered.

Private Attributes
std::unique_ptr< Impl >	impl_

Detailed Description

Registry and dispatcher for I/O devices.

The DeviceManager owns all registered devices (via unique_ptr) and provides lookup by DeviceId for read/write dispatch.

Definition at line 26 of file device_manager.h.

Constructor & Destructor Documentation

DeviceManager() [1/3]

contur::DeviceManager::DeviceManager

(

)

Constructs an empty device registry.

Referenced by DeviceManager(), DeviceManager(), operator=(), and operator=().

~DeviceManager()

contur::DeviceManager::~DeviceManager

(

)

Destroys registry and owned devices.

DeviceManager() [2/3]

contur::DeviceManager::DeviceManager ( const DeviceManager & )

delete

References DeviceManager().

DeviceManager() [3/3]

contur::DeviceManager::DeviceManager ( DeviceManager && )

noexcept

Move-constructs registry state.

References DeviceManager().

Member Function Documentation

deviceCount()

std::size_t contur::DeviceManager::deviceCount ( ) const

nodiscardnoexcept

Returns the number of registered devices.

References deviceCount().

Referenced by deviceCount().

getDevice() [1/2]

std::optional< std::reference_wrapper< const IDevice > > contur::DeviceManager::getDevice ( DeviceId id ) const

nodiscardnoexcept

Returns a const non-owning reference to the device with the given ID, if present.

References getDevice().

getDevice() [2/2]

std::optional< std::reference_wrapper< IDevice > > contur::DeviceManager::getDevice ( DeviceId id )

nodiscardnoexcept

Returns a non-owning reference to the device with the given ID, if present.

References getDevice().

Referenced by getDevice(), and getDevice().

hasDevice()

bool contur::DeviceManager::hasDevice ( DeviceId id ) const

nodiscardnoexcept

Returns true if a device with the given ID is registered.

References hasDevice().

Referenced by hasDevice().

operator=() [1/2]

DeviceManager & contur::DeviceManager::operator= ( const DeviceManager & )

delete

References DeviceManager().

operator=() [2/2]

DeviceManager & contur::DeviceManager::operator= ( DeviceManager && )

noexcept

Move-assigns registry state.

References DeviceManager().

read()

Result< RegisterValue > contur::DeviceManager::read ( DeviceId id )

nodiscard

Reads a value from the device with the given ID.

Returns

The read value, or NotFound/DeviceError on failure.

References read().

Referenced by read().

registerDevice()

Result< void > contur::DeviceManager::registerDevice ( std::unique_ptr< IDevice > device )

nodiscard

Registers a device. Takes ownership.

Parameters

device

The device to register.

Returns

Success, or AlreadyExists if a device with the same ID is already registered.

References registerDevice().

Referenced by registerDevice().

unregisterDevice()

Result< void > contur::DeviceManager::unregisterDevice ( DeviceId id )

nodiscard

Removes and destroys a device by ID.

Returns

Success, or NotFound if no device with the given ID exists.

References unregisterDevice().

Referenced by unregisterDevice().

write()

Result< void > contur::DeviceManager::write ( DeviceId id, RegisterValue value )

nodiscard

Writes a value to the device with the given ID.

Returns

Success, or NotFound/DeviceError on failure.

References write().

Referenced by write().

Member Data Documentation

impl_

std::unique_ptr<Impl> contur::DeviceManager::impl_

private

Definition at line 75 of file device_manager.h.

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

• include/contur/io/device_manager.h