fs_io.h File Reference

#include "mem/forward.h"
#include "sbuf/forward.h"
#include "typedefs.h"

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Classes
class	dread_ctrl
class	dwrite_q

Functions
int	file_open (const char *path, int mode)
void	file_close (int fd)
void	file_write (int, off_t, void const *, int len, DWCB *, void *, FREE *)
void	file_read (int, char *, int, off_t, DRCB *, void *)
void	safeunlink (const char *path, int quiet)
bool	FileRename (const SBuf &from, const SBuf &to)
int	fsBlockSize (const char *path, int *blksize)
int	fsStats (const char *, int *, int *, int *, int *)

Function Documentation

file_close()

void file_close

(

int

fd

)

Definition at line 92 of file fs_io.cc.

References assert, fde::_fde_flags::close_request, StatCounters::closes, debugs, StatCounters::disk, diskHandleWrite, fd_close(), fd_table, fde::flags, fde::_fde_flags::open, fde::read_data, fde::read_handler, statCounter, StatCounters::syscalls, fde::_fde_flags::write_daemon, fde::write_handler, and xclose().

Referenced by Rock::Rebuild::~Rebuild(), Fs::Ufs::UFSSwapDir::~UFSSwapDir(), Fs::Ufs::UFSSwapDir::closeLog(), Fs::Ufs::UFSSwapDir::closeTmpSwapLog(), DiskerClose(), diskHandleWrite(), BlockingFile::doClose(), DiskThreadsDiskFile::doClose(), MmappedFile::doClose(), MimeIcon::load(), TemplateFile::loadFromFile(), logfile_mod_stdio_close(), logfile_mod_stdio_rotate(), logfile_mod_udp_close(), netdbReloadState(), Fs::Ufs::UFSSwapDir::openTmpSwapLog(), Fs::Ufs::RebuildState::rebuildFromDirectory(), UFSCleanLog::write(), and Fs::Ufs::UFSSwapDir::writeCleanDone().

file_open()

int file_open	(	const char *	path,
		int	mode
	)

Definition at line 66 of file fs_io.cc.

References commSetCloseOnExec(), debugs, StatCounters::disk, DISK_ERROR, FD_FILE, fd_open(), FILE_MODE, StatCounters::opens, statCounter, StatCounters::syscalls, xopen(), and xstrerr().

Referenced by Fs::Ufs::UFSSwapDir::closeTmpSwapLog(), DiskThreadsDiskFile::create(), DiskerOpen(), Fs::Ufs::RebuildState::getNextFile(), MimeIcon::load(), TemplateFile::loadFromFile(), logfile_mod_stdio_open(), logfile_mod_stdio_rotate(), netdbReloadState(), BlockingFile::open(), DiskThreadsDiskFile::open(), MmappedFile::open(), Fs::Ufs::UFSSwapDir::openLog(), Fs::Ufs::UFSSwapDir::openTmpSwapLog(), Rock::Rebuild::start(), Fs::Ufs::UFSSwapDir::writeCleanDone(), and Fs::Ufs::UFSSwapDir::writeCleanStart().

file_read()

void file_read	(	int	fd,
		char *	buf,
		int	req_len,
		off_t	offset,
		DRCB *	handler,
		void *	client_data
	)

Definition at line 424 of file fs_io.cc.

References assert, cbdataReference, and diskHandleRead.

Referenced by BlockingFile::read(), and DiskThreadsDiskFile::read().

file_write()

void file_write	(	int	fd,
		off_t	file_offset,
		void const *	ptr_to_buf,
		int	len,
		DWCB *	handle,
		void *	handle_data,
		FREE *	free_func
	)

Definition at line 313 of file fs_io.cc.

References assert, cbdataReference, fde::disk, diskHandleWrite, fd_table, fde::flags, dwrite_q::next, fde::_fde_flags::open, fde::_fde_flags::write_daemon, _fde_disk::write_q, _fde_disk::write_q_tail, _fde_disk::wrt_handle, and _fde_disk::wrt_handle_data.

Referenced by Fs::Ufs::UFSSwapDir::logEntry(), Fs::Ufs::UFSSwapDir::openTmpSwapLog(), BlockingFile::write(), and DiskThreadsDiskFile::write().

FileRename()

bool FileRename	(	const SBuf &	from,
		const SBuf &	to
	)

Definition at line 443 of file fs_io.cc.

References SBuf::c_str(), DBG_IMPORTANT, debugs, SBuf::length(), SBuf::rawContent(), and xstrerr().

Referenced by Fs::Ufs::UFSSwapDir::closeTmpSwapLog(), logfile_mod_stdio_rotate(), and Fs::Ufs::UFSSwapDir::writeCleanDone().

fsBlockSize()

int fsBlockSize	(	const char *	path,
		int *	blksize
	)

Definition at line 466 of file fs_io.cc.

References DBG_IMPORTANT, debugs, statvfs::f_frsize, int, xstatvfs(), and xstrerr().

Referenced by Fs::Ufs::UFSSwapDir::init().

fsStats()

int fsStats	(	const char *	path,
		int *	totl_kb,
		int *	free_kb,
		int *	totl_in,
		int *	free_in
	)

Definition at line 490 of file fs_io.cc.

References DBG_IMPORTANT, debugs, statvfs::f_bfree, statvfs::f_blocks, statvfs::f_ffree, statvfs::f_files, statvfs::f_frsize, fsbtoblk, int, xstatvfs(), and xstrerr().

Referenced by Fs::Ufs::UFSSwapDir::statfs().

safeunlink()

void safeunlink	(	const char *	path,
		int	quiet
	)

Definition at line 432 of file fs_io.cc.

References DBG_IMPORTANT, debugs, StatCounters::disk, statCounter, StatCounters::syscalls, StatCounters::unlinks, and xstrerr().

Referenced by Fs::Ufs::UFSSwapDir::DirClean(), Fs::Ufs::UFSSwapDir::openTmpSwapLog(), RemoveInstance(), and unlinkdUnlink().