dlg_hash.c File Reference

#include <stdlib.h>
#include <string.h>
#include "../../dprint.h"
#include "../../ut.h"
#include "../../hash_func.h"
#include "../../mi/mi.h"
#include "dlg_timer.h"
#include "dlg_hash.h"
#include "dlg_profile.h"

Include dependency graph for dlg_hash.c:

Go to the source code of this file.

Defines

#define MAX_LDG_LOCKS 2048

#define MIN_LDG_LOCKS 2

Functions

struct dlg_cell * build_new_dlg (str *callid, str *from_uri, str *to_uri, str *from_tag)

void destroy_dlg (struct dlg_cell *dlg)

void destroy_dlg_table (void)

int dlg_set_leg_info (struct dlg_cell *dlg, str *tag, str *rr, str *contact, str *cseq, unsigned int leg)

int dlg_update_cseq (struct dlg_cell *dlg, unsigned int leg, str *cseq)

struct dlg_cell * get_dlg (str *callid, str *ftag, str *ttag, unsigned int *dir)

int init_dlg_table (unsigned int size)

static struct dlg_cell * internal_get_dlg (unsigned int h_entry, str *callid, str *ftag, str *ttag, unsigned int *dir)

static int internal_mi_print_dlg (struct mi_node *rpl, struct dlg_cell *dlg, int with_context)

static int internal_mi_print_dlgs (struct mi_node *rpl, int with_context)

void link_dlg (struct dlg_cell *dlg, int n)

static void log_next_state_dlg (const int event, const struct dlg_cell *dlg)

struct dlg_cell * lookup_dlg (unsigned int h_entry, unsigned int h_id)

int mi_print_dlg (struct mi_node *rpl, struct dlg_cell *dlg, int with_context)

struct mi_root * mi_print_dlgs (struct mi_root *cmd_tree, void *param)

struct mi_root * mi_print_dlgs_ctx (struct mi_root *cmd_tree, void *param)

void next_state_dlg (struct dlg_cell *dlg, int event, int *old_state, int *new_state, int *unref)

static struct mi_root * process_mi_params (struct mi_root *cmd_tree, struct dlg_cell **dlg_p)

void ref_dlg (struct dlg_cell *dlg, unsigned int cnt)

void unlink_unsafe_dlg (struct dlg_entry *d_entry, struct dlg_cell *dlg)

void unref_dlg (struct dlg_cell *dlg, unsigned int cnt)

Variables

struct dlg_table * d_table = 0

Define Documentation

#define MAX_LDG_LOCKS 2048

Definition at line 56 of file dlg_hash.c.

Referenced by init_dlg_table().

#define MIN_LDG_LOCKS 2

Definition at line 57 of file dlg_hash.c.

Referenced by init_dlg_table().

Function Documentation

struct dlg_cell* build_new_dlg	(	str *	callid,
		str *	from_uri,
		str *	to_uri,
		str *	from_tag
	)			`[read]`

Definition at line 192 of file dlg_hash.c.

References core_hash(), DLG_STATE_UNCONFIRMED, dlg_cell::from_uri, _str::len, len, LM_CRIT, LM_DBG, LM_ERR, _str::s, shm_free, shm_malloc(), dlg_table::size, and dlg_cell::to_uri.

Referenced by dlg_bridge_tm_callback(), dlg_new_dialog(), dlg_transfer(), and load_dialog_info_from_db().

void destroy_dlg ( struct dlg_cell * dlg ) [inline]

Definition at line 113 of file dlg_hash.c.

References dlg_cell::callid, dlg_cell::cbs, dlg_cell::cseq, destroy_dlg_callbacks_list(), destroy_linkers(), DLG_CALLEE_LEG, DLG_CALLER_LEG, DLG_DIR_NONE, DLGCB_DESTROY, dlg_head_cbl::first, dlg_cell::h_entry, dlg_cell::h_id, _str::len, LM_CRIT, LM_DBG, dlg_cell::profile_links, remove_dialog_timer(), run_dlg_callbacks(), _str::s, shm_free, dlg_cell::tag, and dlg_cell::tl.

Referenced by destroy_dlg_table().

void destroy_dlg_table ( void )

Definition at line 161 of file dlg_hash.c.

References destroy_dlg(), dlg_table::entries, dlg_entry::first, dlg_table::locks, dlg_cell::next, shm_free, and dlg_table::size.

Referenced by mod_destroy().

int dlg_set_leg_info	(	struct dlg_cell *	dlg,
		str *	tag,
		str *	rr,
		str *	contact,
		str *	cseq,
		unsigned int	leg
	)

Definition at line 241 of file dlg_hash.c.

References dlg_cell::contact, dlg_cell::cseq, _str::len, LM_ERR, NULL, dlg_cell::route_set, _str::s, shm_free, shm_malloc(), and dlg_cell::tag.

Referenced by dlg_bridge_tm_callback(), dlg_transfer(), load_dialog_info_from_db(), and populate_leg_info().

int dlg_update_cseq	(	struct dlg_cell *	dlg,
		unsigned int	leg,
		str *	cseq
	)

Definition at line 281 of file dlg_hash.c.

References dlg_cell::cseq, _str::len, LM_DBG, LM_ERR, NULL, _str::s, shm_free, and shm_malloc().

Referenced by update_cseqs().

struct dlg_cell* get_dlg	(	str *	callid,
		str *	ftag,
		str *	ttag,
		unsigned int *	dir
	)			`[read]`

Definition at line 382 of file dlg_hash.c.

References core_hash(), internal_get_dlg(), _str::len, LM_DBG, _str::s, and dlg_table::size.

Referenced by dlg_onroute(), and w_dlg_get().

int init_dlg_table ( unsigned int size )

Definition at line 62 of file dlg_hash.c.

References dlg_table::entries, LM_ERR, dlg_entry::lock_idx, dlg_table::locks, dlg_table::locks_no, MAX_LDG_LOCKS, MIN_LDG_LOCKS, dlg_entry::next_id, shm_free, shm_malloc(), and dlg_table::size.

Referenced by mod_init().

static struct dlg_cell* internal_get_dlg	(	unsigned int	h_entry,
		str *	callid,
		str *	ftag,
		str *	ttag,
		unsigned int *	dir
	)			`[static, read]`

Definition at line 342 of file dlg_hash.c.

References dlg_lock, DLG_STATE_DELETED, dlg_unlock, dlg_table::entries, dlg_entry::first, _str::len, LM_DBG, match_dialog(), dlg_cell::next, dlg_cell::ref, _str::s, and dlg_cell::state.

Referenced by get_dlg().

static int internal_mi_print_dlg	(	struct mi_node *	rpl,
		struct dlg_cell *	dlg,
		int	with_context
	)			`[inline, static]`

Definition at line 623 of file dlg_hash.c.

References add_mi_node_child(), addf_mi_attr(), dlg_cell::bind_addr, dlg_cell::callid, dlg_cell::contact, dlg_cell::cseq, DLG_CALLEE_LEG, DLG_CALLER_LEG, DLG_DIR_NONE, DLGCB_MI_CONTEXT, dlg_cell::from_uri, dlg_cell::h_entry, dlg_cell::h_id, int2str(), _str::len, len, LM_ERR, MI_DUP_VALUE, NULL, dlg_cell::route_set, run_dlg_callbacks(), _str::s, socket_info::sock_str, dlg_cell::start_ts, dlg_cell::state, dlg_cell::tag, dlg_tl::timeout, dlg_cell::tl, and dlg_cell::to_uri.

Referenced by internal_mi_print_dlgs(), mi_print_dlg(), mi_print_dlgs(), and mi_print_dlgs_ctx().

static int internal_mi_print_dlgs	(	struct mi_node *	rpl,
		int	with_context
	)			`[static]`

Definition at line 756 of file dlg_hash.c.

References dlg_lock, dlg_unlock, dlg_table::entries, dlg_entry::first, internal_mi_print_dlg(), LM_DBG, LM_ERR, dlg_cell::next, and dlg_table::size.

Referenced by mi_print_dlgs(), and mi_print_dlgs_ctx().

void link_dlg	(	struct dlg_cell *	dlg,
		int	n
	)

Definition at line 398 of file dlg_hash.c.

References dlg_lock, dlg_unlock, dlg_table::entries, dlg_entry::first, dlg_cell::h_entry, dlg_cell::h_id, dlg_entry::last, LM_DBG, dlg_cell::next, dlg_entry::next_id, dlg_cell::prev, and dlg_cell::ref.

Referenced by dlg_new_dialog(), and load_dialog_info_from_db().

static void log_next_state_dlg	(	const int	event,
		const struct dlg_cell *	dlg
	)			`[inline, static]`

Small logging helper functions for next_state_dlg.

Parameters:

	event	logged event
	dlg	dialog data

See also:: next_state_dlg

Definition at line 473 of file dlg_hash.c.

References dlg_cell::callid, DLG_CALLEE_LEG, DLG_CALLER_LEG, dlg_cell::h_entry, dlg_cell::h_id, _str::len, LM_CRIT, _str::s, dlg_cell::state, and dlg_cell::tag.

Referenced by next_state_dlg().

struct dlg_cell* lookup_dlg	(	unsigned int	h_entry,
		unsigned int	h_id
	)			`[read]`

Definition at line 308 of file dlg_hash.c.

References dlg_lock, DLG_STATE_DELETED, dlg_unlock, dlg_table::entries, dlg_entry::first, dlg_cell::h_id, LM_DBG, dlg_cell::next, dlg_cell::ref, dlg_table::size, and dlg_cell::state.

Referenced by dlg_onroute(), and mi_terminate_dlg().

int mi_print_dlg	(	struct mi_node *	rpl,
		struct dlg_cell *	dlg,
		int	with_context
	)

Definition at line 750 of file dlg_hash.c.

References internal_mi_print_dlg().

Referenced by mi_profile_list().

struct mi_root* mi_print_dlgs	(	struct mi_root *	cmd_tree,
		void *	param
	)			`[read]`

Definition at line 835 of file dlg_hash.c.

References free_mi_tree(), init_mi_tree(), internal_mi_print_dlg(), internal_mi_print_dlgs(), MI_OK, MI_SSTR, mi_root::node, NULL, and process_mi_params().

struct mi_root* mi_print_dlgs_ctx	(	struct mi_root *	cmd_tree,
		void *	param
	)			`[read]`

Definition at line 866 of file dlg_hash.c.

References free_mi_tree(), init_mi_tree(), internal_mi_print_dlg(), internal_mi_print_dlgs(), MI_OK, MI_SSTR, mi_root::node, NULL, and process_mi_params().

void next_state_dlg	(	struct dlg_cell *	dlg,
		int	event,
		int *	old_state,
		int *	new_state,
		int *	unref
	)

Definition at line 482 of file dlg_hash.c.

References dlg_cell::callid, dlg_cell::dflags, DLG_CALLEE_LEG, DLG_CALLER_LEG, DLG_EVENT_REQ, DLG_EVENT_REQACK, DLG_EVENT_REQBYE, DLG_EVENT_REQPRACK, DLG_EVENT_RPL1xx, DLG_EVENT_RPL2xx, DLG_EVENT_RPL3xx, DLG_EVENT_TDEL, DLG_FLAG_HASBYE, dlg_lock, DLG_STATE_CONFIRMED, DLG_STATE_CONFIRMED_NA, DLG_STATE_DELETED, DLG_STATE_EARLY, DLG_STATE_UNCONFIRMED, dlg_unlock, dlg_table::entries, dlg_cell::h_entry, dlg_cell::h_id, _str::len, LM_CRIT, LM_DBG, log_next_state_dlg(), ref_dlg_unsafe, _str::s, dlg_cell::state, dlg_cell::tag, and unref_dlg_unsafe.

Referenced by bye_reply_cb(), dlg_onreply(), dlg_onroute(), and dlg_ontimeout().

static struct mi_root* process_mi_params	(	struct mi_root *	cmd_tree,
		struct dlg_cell **	dlg_p
	)			`[static, read]`

Definition at line 781 of file dlg_hash.c.

References dlg_cell::callid, core_hash(), dlg_lock, DLG_STATE_DELETED, dlg_unlock, dlg_table::entries, dlg_entry::first, from_tag, dlg_cell::h_entry, init_mi_tree(), mi_node::kids, _str::len, LM_DBG, match_downstream_dialog(), MI_MISSING_PARM, MI_SSTR, dlg_cell::next, mi_node::next, mi_root::node, NULL, _str::s, dlg_table::size, dlg_cell::state, and mi_node::value.

Referenced by mi_print_dlgs(), and mi_print_dlgs_ctx().

void ref_dlg	(	struct dlg_cell *	dlg,
		unsigned int	cnt
	)

Definition at line 443 of file dlg_hash.c.

References dlg_lock, dlg_unlock, dlg_table::entries, dlg_cell::h_entry, and ref_dlg_unsafe.

Referenced by dlg_onreply(), dlg_onroute(), load_dialog_info_from_db(), and send_bye().

void unlink_unsafe_dlg	(	struct dlg_entry *	d_entry,
		struct dlg_cell *	dlg
	)			`[inline]`

Definition at line 425 of file dlg_hash.c.

References dlg_entry::first, dlg_entry::last, dlg_cell::next, and dlg_cell::prev.

void unref_dlg	(	struct dlg_cell *	dlg,
		unsigned int	cnt
	)

Definition at line 455 of file dlg_hash.c.

References dlg_lock, dlg_unlock, dlg_table::entries, dlg_cell::h_entry, and unref_dlg_unsafe.

Referenced by bye_reply_cb(), dlg_new_dialog(), dlg_onreply(), dlg_onroute(), dlg_ontimeout(), load_dialog_info_from_db(), mi_terminate_dlg(), profile_cleanup(), send_bye(), and unreference_dialog().

Variable Documentation

struct dlg_table* d_table = 0

Definition at line 60 of file dlg_hash.c.

Referenced by dialog_update_db(), is_dlg_in_profile(), link_dlg_profile(), load_dialog_info_from_db(), mi_terminate_dlg(), run_load_callback(), unreference_dialog(), unset_dlg_profile(), and update_dialog_dbinfo().


Defines
#define	MAX_LDG_LOCKS 2048
#define	MIN_LDG_LOCKS 2
Functions
struct dlg_cell *	build_new_dlg (str callid, str from_uri, str to_uri, str from_tag)
void	destroy_dlg (struct dlg_cell *dlg)
void	destroy_dlg_table (void)
int	dlg_set_leg_info (struct dlg_cell dlg, str tag, str rr, str contact, str *cseq, unsigned int leg)
int	dlg_update_cseq (struct dlg_cell dlg, unsigned int leg, str cseq)
struct dlg_cell *	get_dlg (str callid, str ftag, str ttag, unsigned int dir)
int	init_dlg_table (unsigned int size)
static struct dlg_cell *	internal_get_dlg (unsigned int h_entry, str callid, str ftag, str ttag, unsigned int dir)
static int	internal_mi_print_dlg (struct mi_node rpl, struct dlg_cell dlg, int with_context)
static int	internal_mi_print_dlgs (struct mi_node *rpl, int with_context)
void	link_dlg (struct dlg_cell *dlg, int n)
static void	log_next_state_dlg (const int event, const struct dlg_cell *dlg)
struct dlg_cell *	lookup_dlg (unsigned int h_entry, unsigned int h_id)
int	mi_print_dlg (struct mi_node rpl, struct dlg_cell dlg, int with_context)
struct mi_root *	mi_print_dlgs (struct mi_root cmd_tree, void param)
struct mi_root *	mi_print_dlgs_ctx (struct mi_root cmd_tree, void param)
void	next_state_dlg (struct dlg_cell dlg, int event, int old_state, int new_state, int unref)
static struct mi_root *	process_mi_params (struct mi_root cmd_tree, struct dlg_cell *dlg_p)
void	ref_dlg (struct dlg_cell *dlg, unsigned int cnt)
void	unlink_unsafe_dlg (struct dlg_entry d_entry, struct dlg_cell dlg)
void	unref_dlg (struct dlg_cell *dlg, unsigned int cnt)
Variables
struct dlg_table *	d_table = 0