#include <DiskdIOStrategy.h>

Public Member Functions
void	put (ssize_t)

void *	get (ssize_t *)

void	init (int ikey, int magic2)

	SharedMemory ()

Public Attributes
int	nbufs

char *	buf

char *	inuse_map

int	id

Detailed Description

Definition at line 17 of file DiskdIOStrategy.h.

Constructor & Destructor Documentation

◆ SharedMemory()

SharedMemory::SharedMemory ( )

inline

Definition at line 24 of file DiskdIOStrategy.h.

Member Function Documentation

◆ get()

void * SharedMemory::get ( ssize_t * shm_offset )

Definition at line 223 of file DiskdIOStrategy.cc.

References assert, buf, CBIT_SET, CBIT_TEST, DBG_IMPORTANT, debugs, diskd_stats, inuse_map, diskd_stats_t::max_shmuse, nbufs, SHMBUF_BLKSZ, and diskd_stats_t::shmbuf_count.

Referenced by DiskdFile::create(), DiskdFile::open(), DiskdFile::read(), DiskdIOStrategy::unlinkFile(), and DiskdFile::write().

◆ init()

void SharedMemory::init	(	int	ikey,
		int	magic2
	)

Definition at line 258 of file DiskdIOStrategy.cc.

References buf, CBIT_SET, DBG_CRITICAL, debugs, diskd_stats, fatal(), int, inuse_map, MYNAME, nbufs, put(), SHMBUF_BLKSZ, diskd_stats_t::shmbuf_count, xcalloc(), and xstrerr().

Referenced by DiskdIOStrategy::init().

◆ put()

void SharedMemory::put ( ssize_t offset )

Definition at line 209 of file DiskdIOStrategy.cc.

References assert, CBIT_CLR, CBIT_TEST, diskd_stats, inuse_map, nbufs, SHMBUF_BLKSZ, and diskd_stats_t::shmbuf_count.

Referenced by DiskdIOStrategy::callback(), init(), and DiskdIOStrategy::SEND().

Member Data Documentation

◆ buf

char* SharedMemory::buf

Definition at line 27 of file DiskdIOStrategy.h.

Referenced by get(), init(), DiskdFile::readDone(), and DiskdIOStrategy::unlinkDone().

◆ id

int SharedMemory::id

Definition at line 29 of file DiskdIOStrategy.h.

◆ inuse_map

char* SharedMemory::inuse_map

Definition at line 28 of file DiskdIOStrategy.h.

Referenced by get(), init(), and put().

◆ nbufs

int SharedMemory::nbufs

Definition at line 26 of file DiskdIOStrategy.h.