USRLOC - Userloc domain handling functions

Module: Usrloc :: User location module.

#include "udomain.h"
#include <string.h>
#include "../../parser/parse_methods.h"
#include "../../mem/shm_mem.h"
#include "../../dprint.h"
#include "../../lib/srdb1/db.h"
#include "../../socket_info.h"
#include "../../ut.h"
#include "../../hashes.h"
#include "p_usrloc_mod.h"
#include "utime.h"
#include "ul_db_layer.h"

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Functions

urecord_t * db_load_urecord (udomain_t *_d, str *_aor)
Loads from DB all contacts for an AOR.
int db_timer_udomain (udomain_t *_d)
Timer function to cleanup expired contacts, DB_ONLY db_mode.
static ucontact_info_t * dbrow2info (db_val_t *vals, str *contact)
Convert database values into ucontact_info.
int delete_urecord (udomain_t *_d, str *_aor, struct urecord *_r)
Delete a urecord from domain.
void free_udomain (udomain_t *_d)
Free all memory allocated for the domain.
static void get_static_urecord (udomain_t *_d, str *_aor, struct urecord **_r)
Returns a static dummy urecord for temporary usage.
int get_urecord (udomain_t *_d, str *_aor, struct urecord **_r)
Obtain a urecord pointer if the urecord exists in domain.
int insert_urecord (udomain_t *_d, str *_aor, struct urecord **_r)
Create and insert a new record.
void lock_udomain (udomain_t *_d, str *_aor)
Get lock for a domain.
void lock_ulslot (udomain_t *_d, int i)
Get lock for a slot.
void mem_delete_urecord (udomain_t *_d, struct urecord *_r)
Remove a record from domain in memory.
int mem_insert_urecord (udomain_t *_d, str *_aor, struct urecord **_r)
Insert a new record into domain in memory.
void mem_timer_udomain (udomain_t *_d)
Run timer handler for given domain.
int new_udomain (str *_n, int _s, udomain_t **_d)
Create a new domain structure.
void print_udomain (FILE *_f, udomain_t *_d)
Debugging helper function.
void unlock_udomain (udomain_t *_d, str *_aor)
Release lock for a domain.
void unlock_ulslot (udomain_t *_d, int i)
Release lock for a slot.

Detailed Description

Definition in file modules_k/p_usrloc/udomain.c.

Function Documentation

urecord_t* db_load_urecord	(	udomain_t *	_d,
		str *	_aor
	)

Parameters:

	_c	database connection
	_d	domain
	_aor	address of record

Returns:: pointer to the record on success, 0 on errors or if nothing is found

Definition at line 349 of file modules_k/p_usrloc/udomain.c.

References callid_col, contact, contact_col, cseq_col, dbrow2info(), desc_time_order, domain_col, expires_col, flags_col, free_urecord(), get_static_urecord(), last_mod_col, _str::len, mem_insert_ucontact(), methods_col, udomain::name, db_val_t::nul, path_col, q_col, received_col, RES_ROW_N, RES_ROWS, ROW_VALUES, _str::s, sock_col, ucontact::state, db_val_t::str_val, db_val_t::type, use_domain, user_agent_col, user_col, and db_val_t::val.

Referenced by get_urecord().

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int db_timer_udomain ( udomain_t * _d )

Parameters:

_d

cleaned domain

Returns:: 0 on success, -1 on failure

Definition at line 452 of file modules_k/p_usrloc/udomain.c.

Referenced by synchronize_all_udomains().

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static ucontact_info_t* dbrow2info	(	db_val_t *	vals,
		str *	contact
	)			`[inline, static]`

Convert database values into ucontact_info, expects 12 rows (contact, expirs, q, callid, cseq, flags, ua, received, path, socket, methods, last_modified)

Parameters:

	vals	database values
	contact	contact

Returns:: pointer to the ucontact_info on success, 0 on failure

Definition at line 228 of file modules_k/p_usrloc/udomain.c.

References ucontact_info::callid, ucontact_info::cflags, ucontact_info::cseq, ucontact_info::expires, ucontact_info::flags, ucontact_info::last_modified, _str::len, ucontact_info::methods, parse_phostport(), ucontact_info::path, ucontact_info::q, ucontact_info::received, _str::s, ucontact_info::sock, ucontact_info::user_agent, VAL_BITMAP, VAL_DOUBLE, VAL_INT, VAL_NULL, VAL_STRING, and VAL_TIME.

Referenced by db_load_urecord().

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int delete_urecord	(	udomain_t *	_d,
		str *	_aor,
		struct urecord *	_r
	)

Parameters:

	_d	domain where the record should be deleted
	_aor	address of record
	_r	deleted record

Returns:: 0 on success, -1 if the record could not be deleted

Definition at line 684 of file modules_k/p_usrloc/udomain.c.

Referenced by mi_usrloc_rm_aor().

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void free_udomain ( udomain_t * _d )

Parameters:

_d

freed domain

Definition at line 152 of file modules_k/p_usrloc/udomain.c.

Referenced by free_all_udomains(), and register_udomain().

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static void get_static_urecord	(	udomain_t *	_d,
		str *	_aor,
		struct urecord **	_r
	)			`[inline, static]`

Parameters:

	_d	domain (needed for the name)
	_aor	address of record
	_r	new created urecord

Definition at line 174 of file modules_k/p_usrloc/udomain.c.

References urecord::aor, urecord::domain, and udomain::name.

Referenced by db_load_urecord(), delete_urecord(), and insert_urecord().

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int get_urecord	(	udomain_t *	_d,
		str *	_aor,
		struct urecord **	_r
	)

Parameters:

	_d	domain to search the record
	_aor	address of record
	_r	new created record

Returns:: 0 if a record was found, 1 if nothing could be found

Definition at line 645 of file modules_k/p_usrloc/udomain.c.

Referenced by delete_urecord(), mi_usrloc_add(), mi_usrloc_rm_contact(), mi_usrloc_show_contact(), and preload_udomain().

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int insert_urecord	(	udomain_t *	_d,
		str *	_aor,
		struct urecord **	_r
	)

Parameters:

	_d	domain to insert the new record
	_aor	address of the record
	_r	new created record

Returns:: return 0 on success, -1 on failure

Definition at line 624 of file modules_k/p_usrloc/udomain.c.

Referenced by mi_usrloc_add().

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void lock_udomain	(	udomain_t *	_d,
		str *	_aor
	)

Timer handler for given domain.

Parameters:

	_d	domain
	_aor	adress of record, used as hash source for the lock slot

Definition at line 549 of file modules_k/p_usrloc/udomain.c.

Referenced by mi_usrloc_add(), mi_usrloc_rm_aor(), mi_usrloc_rm_contact(), mi_usrloc_show_contact(), and preload_udomain().

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void lock_ulslot	(	udomain_t *	_d,
		int	i
	)

Parameters:

	_d	domain
	i	slot number

Definition at line 589 of file modules_k/p_usrloc/udomain.c.

Referenced by free_udomain(), get_all_mem_ucontacts(), get_urecord_by_ruid(), mem_timer_udomain(), and mi_usrloc_dump().

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void mem_delete_urecord	(	udomain_t *	_d,
		struct urecord *	_r
	)

Parameters:

	_d	domain the record belongs to
	_r	deleted record

Definition at line 505 of file modules_k/p_usrloc/udomain.c.

Referenced by mem_timer_udomain(), and release_urecord().

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int mem_insert_urecord	(	udomain_t *	_d,
		str *	_aor,
		struct urecord **	_r
	)

Parameters:

	_d	domain the record belongs to
	_aor	address of record
	_r	new created record

Returns:: 0 on success, -1 on failure

Definition at line 484 of file modules_k/p_usrloc/udomain.c.

Referenced by insert_urecord(), and preload_udomain().

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void mem_timer_udomain ( udomain_t * _d )

Parameters:

_d

domain

Definition at line 517 of file modules_k/p_usrloc/udomain.c.

References urecord::contacts, lock_ulslot(), mem_delete_urecord(), urecord::next, udomain::size, udomain::table, timer_urecord(), and unlock_ulslot().

Referenced by synchronize_all_udomains().

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int new_udomain	(	str *	_n,
		int	_s,
		udomain_t **	_d
	)

Parameters:

	_n	is pointer to str representing name of the domain, the string is not copied, it should point to str structure stored in domain list
	_s	is hash table size
	_d	new created domain

Returns:: 0 on success, -1 on failure

Definition at line 84 of file modules_k/p_usrloc/udomain.c.

Referenced by new_dlist().

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void print_udomain	(	FILE *	_f,
		udomain_t *	_d
	)

Print udomain, debugging helper function.

Definition at line 189 of file modules_k/p_usrloc/udomain.c.

Referenced by print_all_udomains().

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void unlock_udomain	(	udomain_t *	_d,
		str *	_aor
	)

Parameters:

	_d	domain
	_aor	address of record, uses as hash source for the lock slot

Definition at line 570 of file modules_k/p_usrloc/udomain.c.

Referenced by mi_usrloc_add(), mi_usrloc_rm_aor(), mi_usrloc_rm_contact(), mi_usrloc_show_contact(), and preload_udomain().

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void unlock_ulslot	(	udomain_t *	_d,
		int	i
	)

Parameters:

	_d	domain
	i	slot number

Definition at line 605 of file modules_k/p_usrloc/udomain.c.

Referenced by free_udomain(), get_all_mem_ucontacts(), get_urecord_by_ruid(), mem_timer_udomain(), and mi_usrloc_dump().

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modules_k/p_usrloc/udomain.c File Reference

Functions

Detailed Description

Function Documentation