dlg_hash.h File Reference

#include "../../locking.h"
#include "../../mi/mi.h"
#include "dlg_timer.h"
#include "dlg_cb.h"

Include dependency graph for dlg_hash.h:

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Go to the source code of this file.

Data Structures

struct dlg_cell

struct dlg_entry

struct dlg_table

Defines

#define DLG_CALLEE_LEG   1

#define DLG_CALLER_LEG   0

#define DLG_DIR_DOWNSTREAM   1

#define DLG_DIR_NONE   0

#define DLG_DIR_UPSTREAM   2

#define DLG_EVENT_REQ   8

#define DLG_EVENT_REQACK   6

#define DLG_EVENT_REQBYE   7

#define DLG_EVENT_REQPRACK   5

#define DLG_EVENT_RPL1xx   2

#define DLG_EVENT_RPL2xx   3

#define DLG_EVENT_RPL3xx   4

#define DLG_EVENT_TDEL   1

#define DLG_FLAG_CALLEEBYE   (1<<5)

#define DLG_FLAG_CALLERBYE   (1<<4)

#define DLG_FLAG_CHANGED   (1<<1)

#define DLG_FLAG_HASBYE   (1<<2)

#define DLG_FLAG_LOCALDLG   (1<<6)

#define DLG_FLAG_NEW   (1<<0)

#define DLG_FLAG_TOBYE   (1<<3)

#define dlg_lock(_table, _entry)   lock_set_get( (_table)->locks, (_entry)->lock_idx);

#define DLG_STATE_CONFIRMED   4

#define DLG_STATE_CONFIRMED_NA   3

#define DLG_STATE_DELETED   5

#define DLG_STATE_EARLY   2

#define DLG_STATE_UNCONFIRMED   1

#define dlg_unlock(_table, _entry)   lock_set_release( (_table)->locks, (_entry)->lock_idx);

#define ref_dlg_unsafe(_dlg, _cnt)

#define unref_dlg_unsafe(_dlg, _cnt, _d_entry)

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)

void link_dlg (struct dlg_cell *dlg, int n)

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

static int match_dialog (struct dlg_cell *dlg, str *callid, str *ftag, str *ttag, unsigned int *dir)

static int match_downstream_dialog (struct dlg_cell *dlg, str *callid, str *ftag)

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, void *param)

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

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

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_cell * current_dlg_pointer

struct dlg_table * d_table

Define Documentation

#define DLG_CALLEE_LEG 1

#define DLG_CALLER_LEG 0

#define DLG_DIR_DOWNSTREAM 1

Definition at line 74 of file dlg_hash.h.

Referenced by add_pending_sdp_session(), dlg_seq_down_onreply(), match_dialog(), qos_dialog_created_CB(), qos_dialog_request_CB(), qos_dialog_response_CB(), run_create_callbacks(), and update_cseqs().

#define DLG_DIR_NONE 0

Definition at line 73 of file dlg_hash.h.

Referenced by bye_reply_cb(), destroy_dlg(), dlg_onroute(), dlg_ontimeout(), internal_mi_print_dlg(), and run_load_callback().

#define DLG_DIR_UPSTREAM 2

Definition at line 75 of file dlg_hash.h.

Referenced by add_pending_sdp_session(), dlg_onreply(), dlg_onroute(), dlg_seq_up_onreply(), match_dialog(), qos_dialog_created_CB(), qos_dialog_request_CB(), qos_dialog_response_CB(), and update_cseqs().

#define DLG_EVENT_REQ 8

Definition at line 60 of file dlg_hash.h.

Referenced by dlg_onroute(), and next_state_dlg().

#define DLG_EVENT_REQACK 6

Definition at line 58 of file dlg_hash.h.

Referenced by dlg_onroute(), and next_state_dlg().

#define DLG_EVENT_REQBYE 7

Definition at line 59 of file dlg_hash.h.

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

#define DLG_EVENT_REQPRACK 5

Definition at line 57 of file dlg_hash.h.

Referenced by dlg_onroute(), and next_state_dlg().

#define DLG_EVENT_RPL1xx 2

Definition at line 54 of file dlg_hash.h.

Referenced by dlg_onreply(), and next_state_dlg().

#define DLG_EVENT_RPL2xx 3

Definition at line 55 of file dlg_hash.h.

Referenced by dlg_onreply(), and next_state_dlg().

#define DLG_EVENT_RPL3xx 4

Definition at line 56 of file dlg_hash.h.

Referenced by dlg_onreply(), and next_state_dlg().

#define DLG_EVENT_TDEL 1

Definition at line 53 of file dlg_hash.h.

Referenced by dlg_onreply(), and next_state_dlg().

#define DLG_FLAG_CALLEEBYE (1<<5)

Definition at line 67 of file dlg_hash.h.

Referenced by dlg_bye().

#define DLG_FLAG_CALLERBYE (1<<4)

Definition at line 66 of file dlg_hash.h.

Referenced by dlg_bye().

#define DLG_FLAG_CHANGED (1<<1)

Definition at line 63 of file dlg_hash.h.

Referenced by dialog_update_db(), dlg_onroute(), and update_dialog_dbinfo().

#define DLG_FLAG_HASBYE (1<<2)

Definition at line 64 of file dlg_hash.h.

Referenced by next_state_dlg().

#define DLG_FLAG_LOCALDLG (1<<6)

Definition at line 68 of file dlg_hash.h.

#define DLG_FLAG_NEW (1<<0)

Definition at line 62 of file dlg_hash.h.

Referenced by dialog_update_db(), dlg_onreply(), remove_dialog_from_db(), and update_dialog_dbinfo().

#define DLG_FLAG_TOBYE (1<<3)

Definition at line 65 of file dlg_hash.h.

Referenced by dlg_new_dialog(), and dlg_ontimeout().

#define dlg_lock	(	_table,
		_entry		)	lock_set_get( (_table)->locks, (_entry)->lock_idx);

Definition at line 129 of file dlg_hash.h.

Referenced by dialog_update_db(), internal_get_dlg(), internal_mi_print_dlgs(), is_dlg_in_profile(), link_dlg(), link_dlg_profile(), lookup_dlg(), next_state_dlg(), process_mi_params(), ref_dlg(), unref_dlg(), unset_dlg_profile(), and update_dialog_dbinfo().

#define DLG_STATE_CONFIRMED 4

Definition at line 50 of file dlg_hash.h.

Referenced by dlg_onreply(), dlg_onroute(), dlg_ontimeout(), load_dialog_info_from_db(), and next_state_dlg().

#define DLG_STATE_CONFIRMED_NA 3

Definition at line 49 of file dlg_hash.h.

Referenced by dlg_onreply(), dlg_onroute(), dlg_ontimeout(), load_dialog_info_from_db(), and next_state_dlg().

#define DLG_STATE_DELETED 5

Definition at line 51 of file dlg_hash.h.

Referenced by bye_reply_cb(), dlg_onreply(), dlg_onroute(), dlg_ontimeout(), internal_get_dlg(), lookup_dlg(), next_state_dlg(), and process_mi_params().

#define DLG_STATE_EARLY 2

Definition at line 48 of file dlg_hash.h.

Referenced by dlg_onreply(), load_dialog_info_from_db(), and next_state_dlg().

#define DLG_STATE_UNCONFIRMED 1

Definition at line 47 of file dlg_hash.h.

Referenced by build_new_dlg(), and next_state_dlg().

#define dlg_unlock	(	_table,
		_entry		)	lock_set_release( (_table)->locks, (_entry)->lock_idx);

Definition at line 131 of file dlg_hash.h.

Referenced by dialog_update_db(), internal_get_dlg(), internal_mi_print_dlgs(), is_dlg_in_profile(), link_dlg(), link_dlg_profile(), lookup_dlg(), next_state_dlg(), process_mi_params(), ref_dlg(), unref_dlg(), unset_dlg_profile(), and update_dialog_dbinfo().

#define ref_dlg_unsafe	(	_dlg,
		_cnt		)

Value:

do { \
      (_dlg)->ref += (_cnt); \
      LM_DBG("ref dlg %p with %d -> %d\n", \
         (_dlg),(_cnt),(_dlg)->ref); \
   }while(0)

Definition at line 137 of file dlg_hash.h.

Referenced by next_state_dlg(), and ref_dlg().

#define unref_dlg_unsafe	(	_dlg,
		_cnt,
		_d_entry	)

Definition at line 144 of file dlg_hash.h.

Referenced by next_state_dlg(), and unref_dlg().

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().

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().

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().

static int match_dialog	(	struct dlg_cell *	dlg,
		str *	callid,
		str *	ftag,
		str *	ttag,
		unsigned int *	dir
	)			`[inline, static]`

Definition at line 196 of file dlg_hash.h.

References dlg_cell::callid, DLG_CALLEE_LEG, DLG_CALLER_LEG, DLG_DIR_DOWNSTREAM, DLG_DIR_UPSTREAM, _str::len, _str::s, and dlg_cell::tag.

Referenced by dlg_onroute(), and internal_get_dlg().

static int match_downstream_dialog	(	struct dlg_cell *	dlg,
		str *	callid,
		str *	ftag
	)			`[inline, static]`

Definition at line 278 of file dlg_hash.h.

References dlg_cell::callid, DLG_CALLER_LEG, _str::len, _str::s, and dlg_cell::tag.

Referenced by process_mi_params().

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,
		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,
		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().

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_cell* current_dlg_pointer

global dialog

Definition at line 57 of file dlg_profile.c.

Referenced by dlg_new_dialog(), dlg_onreq(), dlg_onroute(), and w_dlg_get().

struct dlg_table* d_table

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().


Data Structures
struct	dlg_cell
struct	dlg_entry
struct	dlg_table
Defines
#define	DLG_CALLEE_LEG 1
#define	DLG_CALLER_LEG 0
#define	DLG_DIR_DOWNSTREAM 1
#define	DLG_DIR_NONE 0
#define	DLG_DIR_UPSTREAM 2
#define	DLG_EVENT_REQ 8
#define	DLG_EVENT_REQACK 6
#define	DLG_EVENT_REQBYE 7
#define	DLG_EVENT_REQPRACK 5
#define	DLG_EVENT_RPL1xx 2
#define	DLG_EVENT_RPL2xx 3
#define	DLG_EVENT_RPL3xx 4
#define	DLG_EVENT_TDEL 1
#define	DLG_FLAG_CALLEEBYE (1<<5)
#define	DLG_FLAG_CALLERBYE (1<<4)
#define	DLG_FLAG_CHANGED (1<<1)
#define	DLG_FLAG_HASBYE (1<<2)
#define	DLG_FLAG_LOCALDLG (1<<6)
#define	DLG_FLAG_NEW (1<<0)
#define	DLG_FLAG_TOBYE (1<<3)
#define	dlg_lock(_table, _entry) lock_set_get( (_table)->locks, (_entry)->lock_idx);
#define	DLG_STATE_CONFIRMED 4
#define	DLG_STATE_CONFIRMED_NA 3
#define	DLG_STATE_DELETED 5
#define	DLG_STATE_EARLY 2
#define	DLG_STATE_UNCONFIRMED 1
#define	dlg_unlock(_table, _entry) lock_set_release( (_table)->locks, (_entry)->lock_idx);
#define	ref_dlg_unsafe(_dlg, _cnt)
#define	unref_dlg_unsafe(_dlg, _cnt, _d_entry)
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)
void	link_dlg (struct dlg_cell *dlg, int n)
struct dlg_cell *	lookup_dlg (unsigned int h_entry, unsigned int h_id)
static int	match_dialog (struct dlg_cell dlg, str callid, str ftag, str ttag, unsigned int *dir)
static int	match_downstream_dialog (struct dlg_cell dlg, str callid, str *ftag)
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, void param)
struct mi_root *	mi_print_dlgs_ctx (struct mi_root cmd, void param)
void	next_state_dlg (struct dlg_cell dlg, int event, int old_state, int new_state, int unref)
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_cell *	current_dlg_pointer
struct dlg_table *	d_table