stxxl::mmap_file Class Reference

Implementation of memory mapped access file. More...

#include <mmap_file.h>

Inheritance diagram for stxxl::mmap_file:

Collaboration diagram for stxxl::mmap_file:

List of all members.

Public Member Functions
	mmap_file (const std::string &filename, int mode, int queue_id=DEFAULT_QUEUE, int allocator_id=NO_ALLOCATOR)
	constructs file object
void	serve (const request *req) throw (io_error)
const char *	io_type () const
	Identifies the type of I/O implementation.

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Detailed Description

Implementation of memory mapped access file.

Examples:

io/test_io.cpp.

Definition at line 48 of file mmap_file.h.

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Constructor & Destructor Documentation

stxxl::mmap_file::mmap_file	(	const std::string &	filename,
		int	mode,
		int	queue_id = DEFAULT_QUEUE,
		int	allocator_id = NO_ALLOCATOR
	)		[inline]

constructs file object

Parameters:

filename	path of file
mode	open mode, see stxxl::file::open_modes
disk	disk(file) identifier

Definition at line 55 of file mmap_file.h.

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Member Function Documentation

const char* stxxl::mmap_file::io_type

(

)

const [virtual]

Identifies the type of I/O implementation.

Returns:

pointer to null terminated string of characters, containing the name of I/O implementation

Reimplemented from stxxl::ufs_file_base.

void stxxl::mmap_file::serve

(

const request *

req

)

throw (io_error) [virtual]

Implements stxxl::file.

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

• include/stxxl/bits/io/mmap_file.h