From d4547e6151c420c4e579d52e47d2c10d47958dc6 Mon Sep 17 00:00:00 2001
From: Andrey Volk <andywolk@gmail.com>
Date: Sat, 1 Aug 2020 02:09:50 +0400
Subject: [PATCH] [Sofia-Sip] Add various accessors and helpers to nua.

---
 libs/sofia-sip/.update                        |  2 +-
 libs/sofia-sip/libsofia-sip-ua/nua/nua.c      | 63 ++++++++++++++++++-
 .../libsofia-sip-ua/nua/sofia-sip/nua.h       | 14 +++++
 3 files changed, 77 insertions(+), 2 deletions(-)

diff --git a/libs/sofia-sip/.update b/libs/sofia-sip/.update
index f2ecef0016..67ed62e0fe 100644
--- a/libs/sofia-sip/.update
+++ b/libs/sofia-sip/.update
@@ -1 +1 @@
-Tue May 12 18:04:14 UTC 2020
+Fri Jul 31 17:46:57 CDT 2020
diff --git a/libs/sofia-sip/libsofia-sip-ua/nua/nua.c b/libs/sofia-sip/libsofia-sip-ua/nua/nua.c
index 451cebb134..fdeac3cad9 100644
--- a/libs/sofia-sip/libsofia-sip-ua/nua/nua.c
+++ b/libs/sofia-sip/libsofia-sip-ua/nua/nua.c
@@ -234,10 +234,14 @@ void nua_destroy(nua_t *nua)
 #if HAVE_SMIME		/* Start NRC Boston */
     sm_destroy(nua->sm);
 #endif			/* End NRC Boston */
-    su_home_unref(nua->nua_home);
+	nua_unref(nua);
   }
 }
 
+void nua_unref(nua_t *nua) {
+	if (nua) su_home_unref(nua->nua_home);
+}
+
 /** Fetch callback context from nua.
  *
  * @param nua         Pointer to @nua stack object
@@ -1089,3 +1093,60 @@ nua_handle_t *nua_handle_by_call_id(nua_t *nua, const char *call_id)
   }
   return NULL;
 }
+
+/** Get leg from dialog. */
+const nta_leg_t *nua_get_dialog_state_leg(nua_handle_t *nh)
+{
+	if (nh && nh->nh_ds)
+		return nh->nh_ds->ds_leg;
+	else
+		return NULL;
+}
+
+/** Get su_home_t from nua handle. */
+su_home_t *nua_handle_get_home(nua_handle_t *nh)
+{
+	if (nh && nh->nh_home)
+		return nh->nh_home;
+	else
+		return NULL;
+}
+
+/** Get su_home_t from nua. */
+su_home_t *nua_get_home(nua_t *nua)
+{
+	if (nua && nua->nua_home)
+		return nua->nua_home;
+	else
+		return NULL;
+}
+
+/** Get nta_agent_t from nua. */
+nta_agent_t *nua_get_agent(nua_t *nua)
+{
+	if (nua && nua->nua_nta)
+		return nua->nua_nta;
+	else
+		return NULL;
+}
+
+/** Set has invite of a nua handle */
+void nua_handle_set_has_invite(nua_handle_t *nh, unsigned val)
+{
+	if (nh)
+		nh->nh_has_invite = val;
+}
+
+/** Check if nua handle is destroyed */
+unsigned nua_handle_is_destroyed(nua_handle_t *nh)
+{
+	assert(nh);
+	return nh->nh_destroyed;
+}
+
+void nua_handle_dialog_usage_set_refresh_range(nua_handle_t *nh,
+	unsigned min, unsigned max) {
+	if (nh && nh->nh_ds && nh->nh_ds->ds_usage) {
+		nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, min, max);
+	}
+}
\ No newline at end of file
diff --git a/libs/sofia-sip/libsofia-sip-ua/nua/sofia-sip/nua.h b/libs/sofia-sip/libsofia-sip-ua/nua/sofia-sip/nua.h
index 37b7667792..5a698359cb 100644
--- a/libs/sofia-sip/libsofia-sip-ua/nua/sofia-sip/nua.h
+++ b/libs/sofia-sip/libsofia-sip-ua/nua/sofia-sip/nua.h
@@ -47,6 +47,10 @@
 #include <sofia-sip/sip.h>
 #endif
 
+#ifndef NTA_H
+#include <sofia-sip/nta.h>
+#endif
+
 #ifndef NUA_TAG_H
 #include <sofia-sip/nua_tag.h>
 #endif
@@ -386,6 +390,16 @@ SOFIAPUBFUN nua_handle_t *nua_handle_by_replaces(nua_t *nua,
 
 nua_handle_t *nua_handle_by_call_id(nua_t *nua, const char *call_id);
 
+SOFIAPUBFUN const nta_leg_t *nua_get_dialog_state_leg(nua_handle_t *nh);
+SOFIAPUBFUN su_home_t *nua_handle_get_home(nua_handle_t *nh);
+SOFIAPUBFUN void nua_unref(nua_t *nua);
+SOFIAPUBFUN su_home_t *nua_get_home(nua_t *nua);
+SOFIAPUBFUN nta_agent_t *nua_get_agent(nua_t *nua);
+SOFIAPUBFUN void nua_handle_set_has_invite(nua_handle_t *nh, unsigned val);
+SOFIAPUBFUN unsigned nua_handle_is_destroyed(nua_handle_t *nh);
+SOFIAPUBFUN void nua_handle_dialog_usage_set_refresh_range(nua_handle_t *nh,
+	unsigned min, unsigned max);
+
 SOFIA_END_DECLS
 
 #endif