fs_io.h File Reference

#include "mem/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_write_mbuf (int fd, off_t, MemBuf mb, DWCB *handler, void *handler_data)
void	file_read (int, char *, int, off_t, DRCB *, void *)
void	safeunlink (const char *path, int quiet)
int	xrename (const char *from, const char *to)
int	fsBlockSize (const char *path, int *blksize)
int	fsStats (const char *, int *, int *, int *, int *)

Function Documentation

void file_close

(

int

fd

)

Definition at line 76 of file fs_io.cc.

References assert, fde::_fde_flags::close_request, debugs, StatCounters::disk, diskHandleWrite, F(), fd_close(), fd_table, file_close(), fde::flags, NULL, fde::_fde_flags::open, PROF_start, PROF_stop, fde::read_data, fde::read_handler, statCounter, StatCounters::syscalls, fde::_fde_flags::write_daemon, and fde::write_handler.

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

int file_open	(	const char *	path,
		int	mode
	)

Definition at line 46 of file fs_io.cc.

References commSetCloseOnExec(), debugs, StatCounters::disk, DISK_ERROR, FD_FILE, fd_open(), FILE_MODE, file_open(), PROF_start, PROF_stop, statCounter, StatCounters::syscalls, and xstrerr().

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

void file_read	(	int	,
		char *	,
		int	,
		off_t	,
		DRCB *	,
		void *
	)

Definition at line 479 of file fs_io.cc.

References assert, buf, dread_ctrl::buf, cbdataReference, dread_ctrl::client_data, diskHandleRead, dread_ctrl::end_of_file, dread_ctrl::fd, file_read(), dread_ctrl::handler, handler(), MEM_DREAD_CTRL, memAllocate(), dread_ctrl::offset, PROF_start, PROF_stop, and dread_ctrl::req_len.

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

void file_write	(	int	,
		off_t	,
		void const *	,
		int	len,
		DWCB *	,
		void *	,
		FREE *
	)

Definition at line 344 of file fs_io.cc.

References assert, dwrite_q::buf, dwrite_q::buf_offset, cbdataReference, fde::disk, diskHandleWrite, F(), fd_table, dwrite_q::file_offset, file_write(), fde::flags, dwrite_q::free_func, handle, len, dwrite_q::len, MEM_DWRITE_Q, memAllocate(), dwrite_q::next, NULL, fde::_fde_flags::open, PROF_start, PROF_stop, 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 file_write(), file_write_mbuf(), Fs::Ufs::UFSSwapDir::logEntry(), Fs::Ufs::UFSSwapDir::openTmpSwapLog(), BlockingFile::write(), and DiskThreadsDiskFile::write().

void file_write_mbuf	(	int	fd,
		off_t	,
		MemBuf	mb,
		DWCB *	handler,
		void *	handler_data
	)

Definition at line 395 of file fs_io.cc.

References MemBuf::buf, file_write(), MemBuf::freeFunc(), and MemBuf::size.

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

Definition at line 530 of file fs_io.cc.

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

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

int fsStats	(	const char *	,
		int *	,
		int *	,
		int *	,
		int *
	)

Definition at line 554 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().

void safeunlink	(	const char *	path,
		int	quiet
	)

Definition at line 497 of file fs_io.cc.

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

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

int xrename	(	const char *	from,
		const char *	to
	)

Definition at line 513 of file fs_io.cc.

References debugs, and xstrerr().

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