Detailed Description

Definition at line 41 of file disk_allocator.h.

Inheritance diagram for stxxl::disk_allocator:

Collaboration diagram for stxxl::disk_allocator:

Classes
struct	first_fit

Public Member Functions
	disk_allocator (stxxl::file *storage, const disk_config &cfg)

	~disk_allocator ()

template<unsigned BlockSize>
void	delete_block (const BID< BlockSize > &bid)

int64	get_free_bytes () const

int64	get_total_bytes () const

int64	get_used_bytes () const

template<unsigned BlockSize>
void	new_blocks (BIDArray< BlockSize > &bids)


template<unsigned BlockSize>
void	new_blocks (BID< BlockSize > begin, BID< BlockSize > end)

Private Types
typedef std::pair < stxxl::int64, stxxl::int64 >	place

typedef std::map< stxxl::int64, stxxl::int64 >	sortseq

Private Member Functions
void	add_free_region (stxxl::int64 block_pos, stxxl::int64 block_size)

void	deallocation_error (stxxl::int64 block_pos, stxxl::int64 block_size, const sortseq::iterator &pred, const sortseq::iterator &succ) const

void	dump () const

void	grow_file (stxxl::int64 extend_bytes)

Private Member Functions inherited from stxxl::noncopyable
	noncopyable ()

Private Attributes
bool	autogrow

stxxl::int64	cfg_bytes

stxxl::int64	disk_bytes

stxxl::int64	free_bytes

sortseq	free_space

stxxl::mutex	mutex

stxxl::file *	storage

Member Typedef Documentation

typedef std::pair<stxxl::int64, stxxl::int64> stxxl::disk_allocator::place

private

Definition at line 43 of file disk_allocator.h.

typedef std::map<stxxl::int64, stxxl::int64> stxxl::disk_allocator::sortseq

private

Definition at line 55 of file disk_allocator.h.

Constructor & Destructor Documentation

stxxl::disk_allocator::disk_allocator	(	stxxl::file *	storage,
		const disk_config &	cfg
	)

inline

Definition at line 86 of file disk_allocator.h.

References stxxl::disk_config::size.

stxxl::disk_allocator::~disk_allocator ( )

inline

Definition at line 97 of file disk_allocator.h.

Member Function Documentation

void stxxl::disk_allocator::add_free_region	(	stxxl::int64	block_pos,
		stxxl::int64	block_size
	)

private

Definition at line 64 of file disk_allocator.cpp.

References STXXL_THROW2, and STXXL_VERBOSE2.

void stxxl::disk_allocator::deallocation_error	(	stxxl::int64	block_pos,
		stxxl::int64	block_size,
		const sortseq::iterator &	pred,
		const sortseq::iterator &	succ
	)		const

private

Definition at line 41 of file disk_allocator.cpp.

References STXXL_ERRMSG.

template<unsigned BlockSize>

void stxxl::disk_allocator::delete_block ( const BID< BlockSize > & bid )

inline

Definition at line 138 of file disk_allocator.h.

References stxxl::BID< Size >::offset, stxxl::BID< Size >::size, and STXXL_VERBOSE2.

void stxxl::disk_allocator::dump ( ) const

private

Definition at line 28 of file disk_allocator.cpp.

References STXXL_ERRMSG.

int64 stxxl::disk_allocator::get_free_bytes ( ) const

inline

Definition at line 104 of file disk_allocator.h.

int64 stxxl::disk_allocator::get_total_bytes ( ) const

inline

Definition at line 114 of file disk_allocator.h.

int64 stxxl::disk_allocator::get_used_bytes ( ) const

inline

Definition at line 109 of file disk_allocator.h.

void stxxl::disk_allocator::grow_file ( stxxl::int64 extend_bytes )

inlineprivate

Definition at line 75 of file disk_allocator.h.

template<unsigned BlockSize>

void stxxl::disk_allocator::new_blocks ( BIDArray< BlockSize > & bids )

inline

Definition at line 120 of file disk_allocator.h.

References stxxl::simple_vector< BID< BlockSize > >::begin(), and stxxl::simple_vector< BID< BlockSize > >::end().

template<unsigned BlockSize>

void stxxl::disk_allocator::new_blocks	(	BID< BlockSize > *	begin,
		BID< BlockSize > *	end
	)

Definition at line 151 of file disk_allocator.h.

References _STXXL_FORCE_SEQUENTIAL, stxxl::BID< Size >::offset, stxxl::BID< Size >::size, STXXL_ERRMSG, STXXL_VERBOSE1, STXXL_VERBOSE2, and stxxl::scoped_mutex_lock::unlock().

Member Data Documentation

bool stxxl::disk_allocator::autogrow

private

Definition at line 63 of file disk_allocator.h.

stxxl::int64 stxxl::disk_allocator::cfg_bytes

private

Definition at line 61 of file disk_allocator.h.

stxxl::int64 stxxl::disk_allocator::disk_bytes

private

Definition at line 60 of file disk_allocator.h.

stxxl::int64 stxxl::disk_allocator::free_bytes

private

Definition at line 59 of file disk_allocator.h.

sortseq stxxl::disk_allocator::free_space

private

Definition at line 58 of file disk_allocator.h.

stxxl::mutex stxxl::disk_allocator::mutex

private

Definition at line 57 of file disk_allocator.h.

stxxl::file* stxxl::disk_allocator::storage

private

Definition at line 62 of file disk_allocator.h.

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

include/stxxl/bits/mng/disk_allocator.h
lib/mng/disk_allocator.cpp

Detailed Description

Classes

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation