dabc::sizestream Class Reference

special class only to define how many data will be written to the stream More...

#include <dabc/Record.h>

Inheritance diagram for dabc::sizestream:

Public Member Functions
virtual bool	is_real () const
virtual uint64_t	maxstoresize () const
	return maximum size of data which can be stored in the stream More...
virtual bool	read (void *tgt, uint64_t len)
virtual bool	shift (uint64_t len)
virtual uint64_t	size () const
	return number of bytes, written or read from the stream More...
	sizestream ()
virtual bool	write (const void *src, uint64_t len)
virtual	~sizestream ()
Public Member Functions inherited from dabc::iostream
bool	is_input () const
bool	is_output () const
bool	read_double (double &v)
bool	read_int32 (int32_t &v)
bool	read_int64 (int64_t &v)
bool	read_str (std::string &str)
	Restore string from the stream. More...
bool	read_uint32 (uint32_t &v)
bool	read_uint64 (uint64_t &v)
bool	skip_object ()
	Insted of reading object we read size and shift on that size Only can be done where size stored as 32-bit integer in the current position and contains number of 64-bit stored values, including size itself. More...
bool	verify_size (uint64_t pos, uint64_t sz)
bool	write_double (double v)
bool	write_int32 (int32_t v)
bool	write_int64 (int64_t v)
bool	write_str (const std::string &str)
	Store string in the stream. More...
bool	write_uint32 (uint32_t v)
bool	write_uint64 (uint64_t v)
virtual	~iostream ()

Protected Attributes
uint64_t	fLength
Protected Attributes inherited from dabc::iostream
bool	fInput

Additional Inherited Members
Static Public Member Functions inherited from dabc::iostream
static uint64_t	str_storesize (const std::string &str)
	Returns bytes count, required to store string. More...
Protected Member Functions inherited from dabc::iostream
	iostream ()
	iostream (bool isinp)
virtual char *	tmpbuf () const
	return temporary buffer More...
virtual uint64_t	tmpbuf_size () const
	return number of bytes which are directly available in temporary buffer More...

Detailed Description

special class only to define how many data will be written to the stream

Definition at line 102 of file Record.h.

Constructor & Destructor Documentation

sizestream()

dabc::sizestream::sizestream ( )

inline

Definition at line 108 of file Record.h.

~sizestream()

virtual dabc::sizestream::~sizestream ( )

inlinevirtual

Definition at line 114 of file Record.h.

Member Function Documentation

size()

virtual uint64_t dabc::sizestream::size ( ) const

inlinevirtual

return number of bytes, written or read from the stream

Reimplemented from dabc::iostream.

Definition at line 116 of file Record.h.

maxstoresize()

virtual uint64_t dabc::sizestream::maxstoresize ( ) const

inlinevirtual

return maximum size of data which can be stored in the stream

Reimplemented from dabc::iostream.

Definition at line 117 of file Record.h.

is_real()

virtual bool dabc::sizestream::is_real ( ) const

inlinevirtual

Reimplemented from dabc::iostream.

Definition at line 119 of file Record.h.

shift()

virtual bool dabc::sizestream::shift ( uint64_t  len )

inlinevirtual

Reimplemented from dabc::iostream.

Definition at line 121 of file Record.h.

write()

virtual bool dabc::sizestream::write ( const void *  src, uint64_t  len  )

inlinevirtual

Reimplemented from dabc::iostream.

Definition at line 123 of file Record.h.

read()

virtual bool dabc::sizestream::read ( void *  tgt, uint64_t  len  )

inlinevirtual

Reimplemented from dabc::iostream.

Definition at line 125 of file Record.h.

Field Documentation

fLength

uint64_t dabc::sizestream::fLength

protected

Definition at line 104 of file Record.h.

---

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

• base/dabc/Record.h