libtorrent::piece_manager::impl Class Reference

List of all members.

Public Types

enum  { has_no_slot = -3 }
enum  { unallocated = -1, unassigned = -2 }
enum  {
  state_none, state_finished, state_create_files, state_full_check,
  state_allocating
}

Public Member Functions

 impl (torrent_info const &info, path const &path, file_pool &fp)
bool check_fastresume (aux::piece_checker_data &d, std::vector< bool > &pieces, int &num_pieces, bool compact_mode)
std::pair< bool, float > check_files (std::vector< bool > &pieces, int &num_pieces, boost::recursive_mutex &mutex)
void release_files ()
void allocate_slots (int num_slots)
void mark_failed (int index)
unsigned long piece_crc (int slot_index, int block_size, const std::bitset< 256 > &bitmask)
int slot_for_piece (int piece_index) const
size_type read (char *buf, int piece_index, int offset, int size)
void write (const char *buf, int piece_index, int offset, int size)
path const & save_path () const
bool move_storage (path save_path)
void export_piece_map (std::vector< int > &p) const
int identify_data (const std::vector< char > &piece_data, int current_slot, std::vector< bool > &have_pieces, int &num_pieces, const std::multimap< sha1_hash, int > &hash_to_piece, boost::recursive_mutex &mutex)
int allocate_slot_for_piece (int piece_index)
void check_invariant () const

Public Attributes

storage m_storage
bool m_compact_mode
bool m_fill_mode
std::vector< bool > m_have_piece
torrent_info const & m_info
std::vector< int > m_unallocated_slots
std::vector< int > m_free_slots
std::vector< int > m_piece_to_slot
std::vector< int > m_slot_to_piece
path m_save_path
boost::recursive_mutex m_mutex
bool m_allocating
boost::mutex m_allocating_monitor
boost::condition m_allocating_condition
enum
libtorrent::piece_manager::impl:: { ... }  		m_state
int m_current_slot
std::vector< char > m_piece_data
std::multimap< sha1_hash, int > m_hash_to_piece
std::vector< char > m_scratch_buffer

Friends

class invariant_access

Detailed Description

Definition at line 687 of file storage.cpp.

Member Enumeration Documentation

anonymous enum

Enumerator:
has_no_slot 

Definition at line 786 of file storage.cpp.

anonymous enum

Enumerator:
unallocated 
unassigned 

Definition at line 795 of file storage.cpp.

anonymous enum

Enumerator:
state_none 
state_finished 
state_create_files 
state_full_check 
state_allocating 

Definition at line 815 of file storage.cpp.

Constructor & Destructor Documentation

libtorrent::piece_manager::impl::impl ( torrent_info const &  info,
path const &  path,
file_pool &  fp 
)

Definition at line 843 of file storage.cpp.

References m_save_path.

Member Function Documentation

bool libtorrent::piece_manager::impl::check_fastresume ( aux::piece_checker_data &  d,
std::vector< bool > &  pieces,
int &  num_pieces,
bool  compact_mode 
)

Definition at line 1204 of file storage.cpp.

References has_no_slot, INVARIANT_CHECK, m_compact_mode, m_free_slots, m_info, m_mutex, m_piece_to_slot, m_slot_to_piece, m_state, m_unallocated_slots, libtorrent::torrent_info::num_pieces(), libtorrent::torrent_info::piece_length(), libtorrent::aux::piece_checker_data::piece_map, state_allocating, state_create_files, state_finished, unallocated, unassigned, and libtorrent::aux::piece_checker_data::unfinished_pieces.

std::pair< bool, float > libtorrent::piece_manager::impl::check_files ( std::vector< bool > &  pieces,
int &  num_pieces,
boost::recursive_mutex &  mutex 
)

Definition at line 1296 of file storage.cpp.

References allocate_slots(), libtorrent::torrent_info::begin_files(), count, libtorrent::torrent_info::end_files(), has_no_slot, libtorrent::torrent_info::hash_for_piece(), identify_data(), asio::placeholders::iterator, m_compact_mode, m_current_slot, m_free_slots, m_hash_to_piece, m_info, m_piece_data, m_piece_to_slot, m_save_path, m_slot_to_piece, m_state, m_storage, m_unallocated_slots, libtorrent::torrent_info::num_pieces(), libtorrent::file::out, libtorrent::torrent_info::piece_length(), libtorrent::torrent_info::piece_size(), libtorrent::storage::read(), state_allocating, state_create_files, state_finished, state_full_check, unallocated, unassigned, and libtorrent::storage::write().

void libtorrent::piece_manager::impl::release_files (  ) 

Definition at line 874 of file storage.cpp.

References m_storage, and libtorrent::storage::release_files().

void libtorrent::piece_manager::impl::allocate_slots ( int  num_slots  ) 

Definition at line 1812 of file storage.cpp.

References has_no_slot, m_allocating, m_allocating_condition, m_allocating_monitor, m_fill_mode, m_free_slots, m_info, m_mutex, m_piece_to_slot, m_scratch_buffer, m_slot_to_piece, m_storage, m_unallocated_slots, libtorrent::torrent_info::piece_length(), libtorrent::torrent_info::piece_size(), piece_size, pos(), libtorrent::storage::read(), unassigned, and libtorrent::storage::write().

Referenced by allocate_slot_for_piece(), and check_files().

void libtorrent::piece_manager::impl::mark_failed ( int  index  ) 

Definition at line 910 of file storage.cpp.

References has_no_slot, INVARIANT_CHECK, m_free_slots, m_mutex, m_piece_to_slot, m_slot_to_piece, and unassigned.

unsigned long libtorrent::piece_manager::impl::piece_crc ( int  slot_index,
int  block_size,
const std::bitset< 256 > &  bitmask 
)

Definition at line 960 of file storage.cpp.

References libtorrent::adler32_crc::final(), m_info, m_storage, libtorrent::torrent_info::num_pieces(), libtorrent::torrent_info::piece_size(), libtorrent::storage::read(), and libtorrent::adler32_crc::update().

int libtorrent::piece_manager::impl::slot_for_piece ( int  piece_index  )  const

Definition at line 946 of file storage.cpp.

References m_info, m_piece_to_slot, and libtorrent::torrent_info::num_pieces().

size_type libtorrent::piece_manager::impl::read ( char *  buf,
int  piece_index,
int  offset,
int  size 
)

Definition at line 997 of file storage.cpp.

References m_piece_to_slot, m_slot_to_piece, m_storage, and libtorrent::storage::read().

void libtorrent::piece_manager::impl::write ( const char *  buf,
int  piece_index,
int  offset,
int  size 
)

Definition at line 1022 of file storage.cpp.

References allocate_slot_for_piece(), m_piece_to_slot, m_slot_to_piece, m_storage, and libtorrent::storage::write().

path const& libtorrent::piece_manager::impl::save_path (  )  const [inline]

Definition at line 730 of file storage.cpp.

bool libtorrent::piece_manager::impl::move_storage ( path  save_path  )  [inline]

Definition at line 733 of file storage.cpp.

void libtorrent::piece_manager::impl::export_piece_map ( std::vector< int > &  p  )  const

Definition at line 879 of file storage.cpp.

References INVARIANT_CHECK, m_mutex, m_slot_to_piece, and unallocated.

int libtorrent::piece_manager::impl::identify_data ( const std::vector< char > &  piece_data,
int  current_slot,
std::vector< bool > &  have_pieces,
int &  num_pieces,
const std::multimap< sha1_hash, int > &  hash_to_piece,
boost::recursive_mutex &  mutex 
)

Definition at line 1046 of file storage.cpp.

References libtorrent::hasher::final(), has_no_slot, asio::placeholders::iterator, l, m_free_slots, m_info, m_piece_to_slot, m_slot_to_piece, libtorrent::torrent_info::num_pieces(), libtorrent::torrent_info::piece_length(), libtorrent::torrent_info::piece_size(), piece_size, unassigned, and libtorrent::hasher::update().

Referenced by check_files().

int libtorrent::piece_manager::impl::allocate_slot_for_piece ( int  piece_index  ) 

Definition at line 1664 of file storage.cpp.

References allocate_slots(), has_no_slot, asio::placeholders::iterator, m_free_slots, m_info, m_mutex, m_piece_to_slot, m_slot_to_piece, m_storage, libtorrent::torrent_info::num_pieces(), libtorrent::torrent_info::piece_size(), print_to_log(), libtorrent::storage::read(), unassigned, and libtorrent::storage::write().

Referenced by write().

void libtorrent::piece_manager::impl::check_invariant (  )  const

Definition at line 1877 of file storage.cpp.

References has_no_slot, m_free_slots, m_info, m_mutex, m_piece_to_slot, m_slot_to_piece, m_unallocated_slots, libtorrent::torrent_info::num_pieces(), unallocated, and unassigned.

Friends And Related Function Documentation

friend class invariant_access [friend]

Definition at line 689 of file storage.cpp.

Member Data Documentation

storage libtorrent::piece_manager::impl::m_storage

Definition at line 763 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_files(), piece_crc(), read(), release_files(), and write().

bool libtorrent::piece_manager::impl::m_compact_mode

Definition at line 768 of file storage.cpp.

Referenced by check_fastresume(), and check_files().

bool libtorrent::piece_manager::impl::m_fill_mode

Definition at line 774 of file storage.cpp.

Referenced by allocate_slots().

std::vector<bool> libtorrent::piece_manager::impl::m_have_piece

Definition at line 777 of file storage.cpp.

torrent_info const& libtorrent::piece_manager::impl::m_info

Definition at line 779 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_fastresume(), check_files(), check_invariant(), identify_data(), piece_crc(), and slot_for_piece().

std::vector<int> libtorrent::piece_manager::impl::m_unallocated_slots

Definition at line 782 of file storage.cpp.

Referenced by allocate_slots(), check_fastresume(), check_files(), and check_invariant().

std::vector<int> libtorrent::piece_manager::impl::m_free_slots

Definition at line 784 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_fastresume(), check_files(), check_invariant(), identify_data(), and mark_failed().

std::vector<int> libtorrent::piece_manager::impl::m_piece_to_slot

Definition at line 793 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_fastresume(), check_files(), check_invariant(), identify_data(), mark_failed(), read(), slot_for_piece(), and write().

std::vector<int> libtorrent::piece_manager::impl::m_slot_to_piece

Definition at line 803 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_fastresume(), check_files(), check_invariant(), export_piece_map(), identify_data(), mark_failed(), read(), and write().

path libtorrent::piece_manager::impl::m_save_path

Definition at line 805 of file storage.cpp.

Referenced by check_files(), and impl().

boost::recursive_mutex libtorrent::piece_manager::impl::m_mutex [mutable]

Definition at line 807 of file storage.cpp.

Referenced by allocate_slot_for_piece(), allocate_slots(), check_fastresume(), check_invariant(), export_piece_map(), and mark_failed().

bool libtorrent::piece_manager::impl::m_allocating

Definition at line 809 of file storage.cpp.

Referenced by allocate_slots().

boost::mutex libtorrent::piece_manager::impl::m_allocating_monitor

Definition at line 810 of file storage.cpp.

Referenced by allocate_slots().

boost::condition libtorrent::piece_manager::impl::m_allocating_condition

Definition at line 811 of file storage.cpp.

Referenced by allocate_slots().

enum { ... } libtorrent::piece_manager::impl::m_state

Referenced by check_fastresume(), and check_files().

int libtorrent::piece_manager::impl::m_current_slot

Definition at line 827 of file storage.cpp.

Referenced by check_files().

std::vector<char> libtorrent::piece_manager::impl::m_piece_data

Definition at line 829 of file storage.cpp.

Referenced by check_files().

std::multimap<sha1_hash, int> libtorrent::piece_manager::impl::m_hash_to_piece

Definition at line 834 of file storage.cpp.

Referenced by check_files().

std::vector<char> libtorrent::piece_manager::impl::m_scratch_buffer

Definition at line 840 of file storage.cpp.

Referenced by allocate_slots().

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