A Device wrapping a file stream. More...

#include <file.h>

Inheritance diagram for wfio::FileDevice:

Collaboration diagram for wfio::FileDevice:

Public Member Functions
	FileDevice (const char path, ::wfio_openmode_t mode, int error=NULL)
	Construct a new FDDevice from a file descriptor. More...

	FileDevice (const char path, const char mode, int *error=NULL)
	Construct a new FDDevice from a file descriptor. More...

Public Member Functions inherited from wfio::Device
	Device ()
	Construct the default Device. More...

	Device (CType dev, bool acquire=true)
	Wrap a wfio_device_t. More...

	Device (CType dev, IOShare ioshare)
	Wrap a wfio:device_t using an IOShare. More...

WFIO_CXX_DLL	Device (CXXStrategy *strategy)
	Create a new Device from a CXXStrategy. More...

	Device (const Device &dev)
	Copy-construct a device. More...

	~Device ()
	Release this Device. More...

size_t	read (void *buf, size_t sz, size_t elem)
	Write elements to this Device. More...

size_t	read (void *buf, size_t len)
	Write a vector of bytes to this Device. More...

int	read ()
	Read a single byte from this Device. More...

size_t	write (const void *buf, size_t sz, size_t elem)
	Write a vector of elements to this Device. More...

size_t	write (const void *buf, size_t len)
	Write a vector of bytes to this Device. More...

bool	write (char c)
	Write a single byte to this Device. More...

bool	seek (wfio_off_t offset, wfio_whence_t whence)
	Seek to a position in this Device. More...

wfio_off_t	tell () const
	Determine the current stream position of this Device. More...

Device	dup ()
	Duplicate this Device. More...

bool	flush ()
	Attempt to flush this Device. More...

size_t	bufsz (size_t len)
	Set the buffer size for this Device. More...

size_t	bufsz () const
	Obtain the buffer size for this Device. More...

bool	buffered () const
	Determine whether or not the device is buffered. More...

int	dcntl (::wfio_dcntl_t cmd,...)
	Perform device-independent I/O control on this Device. More...

int	ioctl (int cmd,...)
	Perform device-dependent I/O control on this Device. More...

int	flags () const throw ()
	Obtain the flags vector associated with this Device.

int	ecode () const throw ()
	Obtain the error code associated with this Device.

void	ecode (int ecode) throw ()
	Set the error code associated with this Device. More...

bool	valid () const throw ()
	Determine if this Device is valid. More...

	operator bool () const throw ()
	Synonymous with this->valid(). More...

	operator::wfio_device_t * () throw ()
	Implicitly convert this Device into it's C equivalent.

WFIO_CXX_DLL Device &	operator= (const Device &rhs)
	Perform assignment on this Device. More...

Additional Inherited Members
Public Types inherited from wfio::Device
typedef ::wfio_device_t *	CType
	The C type from which a Device is derived.

Detailed Description

A Device wrapping a file stream.

Constructor & Destructor Documentation

◆ FileDevice() [1/2]

wfio::FileDevice::FileDevice	(	const char *	path,
		::wfio_openmode_t	mode,
		int *	error = `NULL`
	)

inline

Construct a new FDDevice from a file descriptor.

Parameters

fd	The file descriptor to wrap.
error	An optional error indicator.

◆ FileDevice() [2/2]

wfio::FileDevice::FileDevice	(	const char *	path,
		const char *	mode,
		int *	error = `NULL`
	)