194 	struct htcp *htcp_data;  in htcp_ack_received()  local
196 	htcp_data = ccv->cc_data;  in htcp_ack_received()
215 		if (htcp_data->alpha == 1 ||  in htcp_ack_received()
221 				CCV(ccv, snd_cwnd) += htcp_data->alpha *  in htcp_ack_received()
230 				CCV(ccv, snd_cwnd) += (((htcp_data->alpha <<  in htcp_ack_received()
247 	struct htcp *htcp_data;  in htcp_cb_init()  local
249 	htcp_data = malloc(sizeof(struct htcp), M_HTCP, M_NOWAIT);  in htcp_cb_init()
251 	if (htcp_data == NULL)  in htcp_cb_init()
255 	htcp_data->alpha = HTCP_INIT_ALPHA;  in htcp_cb_init()
256 	htcp_data->beta = HTCP_MINBETA;  in htcp_cb_init()
257 	htcp_data->maxrtt = TCPTV_SRTTBASE;  in htcp_cb_init()
258 	htcp_data->minrtt = TCPTV_SRTTBASE;  in htcp_cb_init()
259 	htcp_data->prev_cwnd = 0;  in htcp_cb_init()
260 	htcp_data->t_last_cong = ticks;  in htcp_cb_init()
262 	ccv->cc_data = htcp_data;  in htcp_cb_init()
273 	struct htcp *htcp_data;  in htcp_cong_signal()  local
275 	htcp_data = ccv->cc_data;  in htcp_cong_signal()
286 				htcp_data->maxrtt = (htcp_data->minrtt +  in htcp_cong_signal()
287 				    (htcp_data->maxrtt - htcp_data->minrtt) *  in htcp_cong_signal()
290 				htcp_data->t_last_cong = ticks;  in htcp_cong_signal()
291 				htcp_data->prev_cwnd = CCV(ccv, snd_cwnd);  in htcp_cong_signal()
303 			htcp_data->maxrtt = (htcp_data->minrtt + (htcp_data->maxrtt -  in htcp_cong_signal()
304 			    htcp_data->minrtt) * 95) / 100;  in htcp_cong_signal()
307 			htcp_data->t_last_cong = ticks;  in htcp_cong_signal()
308 			htcp_data->prev_cwnd = CCV(ccv, snd_cwnd);  in htcp_cong_signal()
322 			htcp_data->t_last_cong = ticks;  in htcp_cong_signal()
350 	struct htcp *htcp_data;  in htcp_post_recovery()  local
353 	htcp_data = ccv->cc_data;  in htcp_post_recovery()
376 			CCV(ccv, snd_cwnd) = max(1, ((htcp_data->beta *  in htcp_post_recovery()
377 			    htcp_data->prev_cwnd / CCV(ccv, t_maxseg))  in htcp_post_recovery()
385 	struct htcp *htcp_data;  in htcp_recalc_alpha()  local
388 	htcp_data = ccv->cc_data;  in htcp_recalc_alpha()
402 	if (now < htcp_data->t_last_cong)  in htcp_recalc_alpha()
403 		htcp_data->t_last_cong = now - HTCP_DELTA_L;  in htcp_recalc_alpha()
405 	diff = now - htcp_data->t_last_cong - HTCP_DELTA_L;  in htcp_recalc_alpha()
422 				    htcp_data->beta) * alpha) >> HTCP_SHIFT);  in htcp_recalc_alpha()
439 		htcp_data->alpha = alpha;  in htcp_recalc_alpha()
446 	struct htcp *htcp_data;  in htcp_recalc_beta()  local
448 	htcp_data = ccv->cc_data;  in htcp_recalc_beta()
456 	if (V_htcp_adaptive_backoff && htcp_data->minrtt != TCPTV_SRTTBASE &&  in htcp_recalc_beta()
457 	    htcp_data->maxrtt != TCPTV_SRTTBASE)  in htcp_recalc_beta()
458 		htcp_data->beta = min(max(HTCP_MINBETA,  in htcp_recalc_beta()
459 		    (htcp_data->minrtt << HTCP_SHIFT) / htcp_data->maxrtt),  in htcp_recalc_beta()
462 		htcp_data->beta = HTCP_MINBETA;  in htcp_recalc_beta()
472 	struct htcp *htcp_data;  in htcp_record_rtt()  local
474 	htcp_data = ccv->cc_data;  in htcp_record_rtt()
483 	if ((CCV(ccv, t_srtt) < htcp_data->minrtt ||  in htcp_record_rtt()
484 	    htcp_data->minrtt == TCPTV_SRTTBASE) &&  in htcp_record_rtt()
486 		htcp_data->minrtt = CCV(ccv, t_srtt);  in htcp_record_rtt()
492 	if (CCV(ccv, t_srtt) > htcp_data->maxrtt  in htcp_record_rtt()
494 		htcp_data->maxrtt = CCV(ccv, t_srtt);  in htcp_record_rtt()
503 	struct htcp *htcp_data;  in htcp_ssthresh_update()  local
505 	htcp_data = ccv->cc_data;  in htcp_ssthresh_update()
517 		    htcp_data->beta) >> HTCP_SHIFT;  in htcp_ssthresh_update()