cob.h File Reference

#include "file/file.h"
#include "lib/atomic.h"
#include "lib/rwlock.h"
#include "lib/refs.h"
#include "lib/bitstring.h"
#include "lib/bitstring_xc.h"
#include "fid/fid.h"
#include "mdservice/md_fid.h"
#include "be/btree.h"
#include "be/btree_xc.h"

Include dependency graph for cob.h:

Go to the source code of this file.

Data Structures
struct	m0_cob_domain_id
struct	m0_cob_domain
struct	m0_cob_attr
struct	m0_cob_nskey
struct	m0_cob_nsrec
struct	m0_cob_oikey
struct	m0_cob_fabkey
struct	m0_cob_fabrec
struct	m0_cob_omgkey
struct	m0_cob_omgrec
struct	m0_cob_eakey
struct	m0_cob_earec
struct	m0_cob_bckey
struct	m0_cob_bcrec
struct	m0_cob
struct	m0_dirent
struct	m0_rdpg
struct	m0_cob_iterator
struct	m0_cob_ea_iterator
struct	m0_cob_bc_iterator

Macros
#define	__MOTR_COB_COB_H__
#define	M0_COB_ALL

Enumerations
enum	{ M0_MDS_COB_ID_START = 0, M0_IOS_COB_ID_START = 1000 }
enum	m0_cob_domain_format_version { M0_COB_DOMAIN_FORMAT_VERSION_1 = 1, M0_COB_DOMAIN_FORMAT_VERSION = M0_COB_DOMAIN_FORMAT_VERSION_1 }
enum	m0_cob_valid_flags {   M0_COB_ATIME = 1 << 0, M0_COB_MTIME = 1 << 1, M0_COB_CTIME = 1 << 2, M0_COB_SIZE = 1 << 3,   M0_COB_MODE = 1 << 4, M0_COB_UID = 1 << 5, M0_COB_GID = 1 << 6, M0_COB_BLOCKS = 1 << 7,   M0_COB_TYPE = 1 << 8, M0_COB_FLAGS = 1 << 9, M0_COB_NLINK = 1 << 10, M0_COB_RDEV = 1 << 11,   M0_COB_BLKSIZE = 1 << 12, M0_COB_LID = 1 << 13, M0_COB_PVER = 1 << 14 }
enum	m0_cob_nsrec_format_version { M0_COB_NSREC_FORMAT_VERSION_1 = 1, M0_COB_NSREC_FORMAT_VERSION = M0_COB_NSREC_FORMAT_VERSION_1 }
enum	m0_cob_flags {   M0_CA_NSKEY = (1 << 0), M0_CA_NSKEY_FREE = (1 << 1), M0_CA_NSREC = (1 << 2), M0_CA_FABREC = (1 << 3),   M0_CA_OMGREC = (1 << 4), M0_CA_LAYOUT = (1 << 5), M0_CA_BCREC = (1 << 6) }

Functions
struct m0_cob_domain_id	M0_XCA_DOMAIN (be)
int	m0_cob_domain_init (struct m0_cob_domain *dom, struct m0_be_seg *seg)
void	m0_cob_domain_fini (struct m0_cob_domain *dom)
int	m0_cob_domain_create (struct m0_cob_domain **dom, struct m0_sm_group *grp, const struct m0_cob_domain_id *cdid, struct m0_be_domain *bedom, struct m0_be_seg *seg)
int	m0_cob_domain_destroy (struct m0_cob_domain *dom, struct m0_sm_group *grp, struct m0_be_domain *bedom)
M0_INTERNAL int	m0_cob_domain_credit_add (struct m0_cob_domain *dom, struct m0_be_domain *bedom, struct m0_be_seg *seg, const struct m0_cob_domain_id *cdid, struct m0_be_tx_credit *cred)
M0_INTERNAL int	m0_cob_domain_create_prepared (struct m0_cob_domain **out, struct m0_sm_group *grp, const struct m0_cob_domain_id *cdid, struct m0_be_domain *bedom, struct m0_be_seg *seg, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_domain_mkfs (struct m0_cob_domain *dom, const struct m0_fid *rootfid, struct m0_be_tx *tx)
M0_INTERNAL size_t	m0_cob_nskey_size (const struct m0_cob_nskey *cnk)
M0_INTERNAL int	m0_cob_nskey_cmp (const struct m0_cob_nskey *k0, const struct m0_cob_nskey *k1)
M0_INTERNAL void	m0_cob_init (struct m0_cob_domain *dom, struct m0_cob *cob)
M0_INTERNAL void	m0_cob_nsrec_init (struct m0_cob_nsrec *nsrec)
M0_INTERNAL int	m0_cob_lookup (struct m0_cob_domain *dom, struct m0_cob_nskey *nskey, uint64_t flags, struct m0_cob **out)
M0_INTERNAL int	m0_cob_locate (struct m0_cob_domain *dom, struct m0_cob_oikey *oikey, uint64_t flags, struct m0_cob **out)
M0_INTERNAL int	m0_cob_create (struct m0_cob *cob, struct m0_cob_nskey *nskey, struct m0_cob_nsrec *nsrec, struct m0_cob_fabrec *fabrec, struct m0_cob_omgrec *omgrec, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_delete (struct m0_cob *cob, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_delete_put (struct m0_cob *cob, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_update (struct m0_cob *cob, struct m0_cob_nsrec *nsrec, struct m0_cob_fabrec *fabrec, struct m0_cob_omgrec *omgrec, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_name_add (struct m0_cob *cob, struct m0_cob_nskey *nskey, struct m0_cob_nsrec *nsrec, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_name_del (struct m0_cob *cob, struct m0_cob_nskey *nskey, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_name_update (struct m0_cob *cob, struct m0_cob_nskey *srckey, struct m0_cob_nskey *tgtkey, struct m0_be_tx *tx)
M0_INTERNAL size_t	m0_cob_max_earec_size (void)
M0_INTERNAL int	m0_cob_eakey_make (struct m0_cob_eakey **keyh, const struct m0_fid *fid, const char *name, size_t namelen)
M0_INTERNAL int	m0_cob_ea_get (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_cob_earec *out, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_ea_set (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_cob_earec *earec, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_ea_del (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_be_tx *tx)

Variables
uint64_t	id
struct m0_format_header	cd_header
struct m0_cob_domain_id	cd_id
struct m0_format_footer	cd_footer
struct m0_be_btree	cd_object_index
struct m0_be_btree	cd_namespace
struct m0_be_btree	cd_fileattr_basic
struct m0_be_btree	cd_fileattr_omg
struct m0_be_btree	cd_fileattr_ea
struct m0_be_btree	cd_bytecount
struct m0_be_rwlock	cd_lock
enum m0_cob_domain_format_version	M0_XCA_DOMAIN
struct m0_fid	cnk_pfid
struct m0_bitstring	cnk_name
struct m0_format_header	cnr_header
struct m0_fid	cnr_fid
uint32_t	cnr_linkno
uint32_t	cnr_nlink
uint32_t	cnr_cntr
char	cnr_pad [4]
uint64_t	cnr_omgid
uint64_t	cnr_size
uint64_t	cnr_bytecount
uint64_t	cnr_blksize
uint64_t	cnr_blocks
uint64_t	cnr_atime
uint64_t	cnr_mtime
uint64_t	cnr_ctime
uint64_t	cnr_lid
struct m0_fid	cnr_pver
struct m0_format_footer	cnr_footer
struct m0_fid	cok_fid
uint32_t	cok_linkno
struct m0_fid	cfb_fid
struct m0_fid	cfb_pver
uint64_t	cfb_version
uint64_t	cfb_layoutid
uint32_t	cfb_linklen
char	cfb_link [0]
uint64_t	cok_omgid
uint32_t	cor_uid
uint32_t	cor_mode
uint32_t	cor_gid
struct m0_fid	cek_fid
struct m0_bitstring	cek_name
uint32_t	cer_size
char	cer_body [0]
struct m0_fid	cbk_pfid
uint64_t	cbk_user_id
uint64_t	cbr_bytecount
uint64_t	cbr_cob_objects

as a start position.
Init cob iterator on passed and
enum	m0_cob_op {   M0_COB_OP_DOMAIN_MKFS, M0_COB_OP_LOOKUP, M0_COB_OP_LOCATE, M0_COB_OP_CREATE,   M0_COB_OP_DELETE, M0_COB_OP_TRUNCATE, M0_COB_OP_DELETE_PUT, M0_COB_OP_UPDATE,   M0_COB_OP_FEA_SET, M0_COB_OP_FEA_DEL, M0_COB_OP_NAME_ADD, M0_COB_OP_NAME_DEL,   M0_COB_OP_NAME_UPDATE, M0_COB_OP_BYTECOUNT_SET, M0_COB_OP_BYTECOUNT_DEL, M0_COB_OP_BYTECOUNT_UPDATE }
enum	m0_cob_type { M0_COB_IO, M0_COB_MD }
enum m0_cob_op	M0_XCA_ENUM
const struct m0_fid_type	m0_cob_fid_type
M0_INTERNAL int	m0_cob_ea_iterator_init (struct m0_cob *cob, struct m0_cob_ea_iterator *it, struct m0_bitstring *name)
M0_INTERNAL int	m0_cob_ea_iterator_next (struct m0_cob_ea_iterator *it)
M0_INTERNAL int	m0_cob_ea_iterator_get (struct m0_cob_ea_iterator *it)
M0_INTERNAL void	m0_cob_ea_iterator_fini (struct m0_cob_ea_iterator *it)
M0_INTERNAL int	m0_cob_bc_lookup (struct m0_cob *cob, struct m0_cob_bckey *bc_key, struct m0_cob_bcrec *bc_rec)
M0_INTERNAL int	m0_cob_bc_insert (struct m0_cob *cob, struct m0_cob_bckey *bc_key, struct m0_cob_bcrec *bc_val, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_bc_update (struct m0_cob *cob, struct m0_cob_bckey *bc_key, struct m0_cob_bcrec *bc_val, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_bc_iterator_init (struct m0_cob *cob, struct m0_cob_bc_iterator *it, const struct m0_fid *pver_fid, uint64_t user_id)
M0_INTERNAL int	m0_cob_bc_iterator_next (struct m0_cob_bc_iterator *it)
M0_INTERNAL int	m0_cob_bc_iterator_get (struct m0_cob_bc_iterator *it)
M0_INTERNAL int	m0_cob_bc_entries_dump (struct m0_cob_domain *cdom, struct m0_buf **out_keys, struct m0_buf **out_recs, uint32_t *out_count)
M0_INTERNAL void	m0_cob_bc_iterator_fini (struct m0_cob_bc_iterator *it)
M0_INTERNAL int	m0_cob_iterator_init (struct m0_cob *cob, struct m0_cob_iterator *it, struct m0_bitstring *name)
M0_INTERNAL int	m0_cob_iterator_next (struct m0_cob_iterator *it)
M0_INTERNAL int	m0_cob_iterator_get (struct m0_cob_iterator *it)
M0_INTERNAL void	m0_cob_iterator_fini (struct m0_cob_iterator *it)
M0_INTERNAL int	m0_cob_alloc (struct m0_cob_domain *dom, struct m0_cob **out)
M0_INTERNAL void	m0_cob_get (struct m0_cob *cob)
M0_INTERNAL void	m0_cob_put (struct m0_cob *cob)
M0_INTERNAL void	m0_cob_oikey_make (struct m0_cob_oikey *oikey, const struct m0_fid *fid, int linkno)
M0_INTERNAL int	m0_cob_nskey_make (struct m0_cob_nskey **keyh, const struct m0_fid *pfid, const char *name, size_t namelen)
M0_INTERNAL int	m0_cob_fabrec_make (struct m0_cob_fabrec **rech, const char *link, size_t linklen)
M0_INTERNAL int	m0_cob_setattr (struct m0_cob *cob, struct m0_cob_attr *attr, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_size_update (struct m0_cob *cob, uint64_t size, struct m0_be_tx *tx)
M0_INTERNAL int	m0_cob_alloc_omgid (struct m0_cob_domain *dom, uint64_t *omgid)
M0_INTERNAL void	m0_cob_tx_credit (struct m0_cob_domain *dom, enum m0_cob_op optype, struct m0_be_tx_credit *accum)
M0_INTERNAL void	m0_cob_ea_get_credit (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_cob_earec *out, struct m0_be_tx_credit *accum)
M0_INTERNAL void	m0_cob_ea_set_credit (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_cob_earec *earec, struct m0_be_tx_credit *accum)
M0_INTERNAL void	m0_cob_ea_del_credit (struct m0_cob *cob, struct m0_cob_eakey *eakey, struct m0_be_tx_credit *accum)
M0_INTERNAL void	m0_cob_ea_iterator_init_credit (struct m0_cob *cob, struct m0_cob_ea_iterator *it, struct m0_bitstring *name, struct m0_be_tx_credit *accum)
M0_INTERNAL const struct m0_fid *	m0_cob_fid (const struct m0_cob *cob)
M0_INTERNAL int	m0_cob_mod_init (void)
M0_INTERNAL void	m0_cob_mod_fini (void)

Macro Definition Documentation

__MOTR_COB_COB_H__

#define __MOTR_COB_COB_H__

Definition at line 26 of file cob.h.