Function final_response_handler

modules/tm/timer.c:344–443

inline static void final_response_handler( struct timer_link *fr_tl )
{
#define CANCEL_REASON_SIP_480  \
	"Reason: SIP;cause=480;text=\"NO_ANSWER\"" CRLF

	static context_p my_ctx = NULL;
	context_p old_ctx;
	struct retr_buf* r_buf;
	struct cell *t;
	branch_bm_t cancel_bitmap = BRANCH_BM_ZERO;

	if (fr_tl==0){
		/* or BUG?, ignoring it for now */
		LM_CRIT("final_response_handler(0) called\n");
		return;
	}
	r_buf = get_fr_timer_payload(fr_tl);
	t=r_buf->my_T;

#	ifdef EXTRA_DEBUG
	if (t->damocles)
	{
		LM_ERR("transaction %p scheduled for deletion and"
			" called from FR timer\n",r_buf->my_T);
		abort();
	}
#	endif

	reset_timer(  &(r_buf->retr_timer) );

	/* the transaction is already removed from FR_LIST by the timer */

	/* FR for local cancels.... */
	if (r_buf->activ_type==TYPE_LOCAL_CANCEL)
	{
		LM_DBG("stop retr for Local Cancel\n");
		return;
	}

	/* FR for replies (negative INVITE replies) */
	if (r_buf->activ_type>0) {
#		ifdef EXTRA_DEBUG
		if (t->uas.request->REQ_METHOD!=METHOD_INVITE
			|| t->uas.status < 200 ) {
			LM_ERR("unknown type reply buffer\n");
			abort();
		}
#		endif
		put_on_wait( t );
		return;
	};

	/* as this processing is outside the scope of other messages (it is
	   trigger from timer), a processing context must be attached to it */
	old_ctx = current_processing_ctx;
	if (my_ctx==NULL) {
		my_ctx = context_alloc(CONTEXT_GLOBAL);
		if (my_ctx==NULL) {