Class OpenFileMap

• Defined in File open_file_map.hpp

Class Documentation

class gkfs::filemap::OpenFileMap

Public Functions

OpenFileMap()

std::shared_ptr<OpenFile> get(int fd)

std::shared_ptr<OpenDir> get_dir(int dirfd)

bool exist(int fd)

int add(std::shared_ptr<OpenFile>)

bool remove(int fd)

int dup(int oldfd)

int dup2(int oldfd, int newfd)

int generate_fd_idx()

Generate new file descriptor index to be used as an fd within one process

Returns

fd_idx

int get_fd_idx()

Private Functions

int safe_generate_fd_idx_()

Private Members

std::map<int, std::shared_ptr<OpenFile>> files_

std::recursive_mutex files_mutex_

int fd_idx

std::mutex fd_idx_mutex

std::atomic<bool> fd_validation_needed