47 ldc_rx_ctrl(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_ctrl()  argument
49 	switch (lp->ctrl) {  in ldc_rx_ctrl()
51 		ldc_rx_ctrl_vers(lc, lp);  in ldc_rx_ctrl()
55 		ldc_rx_ctrl_rts(lc, lp);  in ldc_rx_ctrl()
59 		ldc_rx_ctrl_rtr(lc, lp);  in ldc_rx_ctrl()
63 		ldc_rx_ctrl_rdx(lc, lp);  in ldc_rx_ctrl()
67 		DPRINTF(("CTRL/0x%02x/0x%02x\n", lp->stype, lp->ctrl));  in ldc_rx_ctrl()
74 ldc_rx_ctrl_vers(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_ctrl_vers()  argument
76 	switch (lp->stype) {  in ldc_rx_ctrl_vers()
78 		DPRINTF(("CTRL/INFO/VERS major %d minor %d\n", lp->major, lp->minor));  in ldc_rx_ctrl_vers()
79 		if (lp->major == LDC_VERSION_MAJOR &&  in ldc_rx_ctrl_vers()
80 		    lp->minor == LDC_VERSION_MINOR)  in ldc_rx_ctrl_vers()
92 					 lc->lc_state, lp->major, lp->minor));  in ldc_rx_ctrl_vers()
105 		DPRINTF(("CTRL/0x%02x/VERS\n", lp->stype));  in ldc_rx_ctrl_vers()
112 ldc_rx_ctrl_rts(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_ctrl_rts()  argument
114 	switch (lp->stype) {  in ldc_rx_ctrl_rts()
137 		DPRINTF(("CTRL/0x%02x/RTS\n", lp->stype));  in ldc_rx_ctrl_rts()
144 ldc_rx_ctrl_rtr(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_ctrl_rtr()  argument
146 	switch (lp->stype) {  in ldc_rx_ctrl_rtr()
170 		DPRINTF(("CTRL/0x%02x/RTR\n", lp->stype));  in ldc_rx_ctrl_rtr()
177 ldc_rx_ctrl_rdx(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_ctrl_rdx()  argument
179 	switch (lp->stype) {  in ldc_rx_ctrl_rdx()
202 		DPRINTF(("CTRL/0x%02x/RDX\n", lp->stype));  in ldc_rx_ctrl_rdx()
209 ldc_rx_data(struct ldc_conn *lc, struct ldc_pkt *lp)  in ldc_rx_data()  argument
213 	if (lp->stype != LDC_INFO) {  in ldc_rx_data()
214 		DPRINTF(("DATA/0x%02x\n", lp->stype));  in ldc_rx_data()
226 	if (lp->env & LDC_FRAG_START) {  in ldc_rx_data()
227 		lc->lc_len = (lp->env & LDC_LEN_MASK) + 8;  in ldc_rx_data()
229 		memcpy((uint8_t *)lc->lc_msg, lp, lc->lc_len);  in ldc_rx_data()
231 		len = (lp->env & LDC_LEN_MASK);  in ldc_rx_data()
237 		memcpy(((uint8_t *)lc->lc_msg) + lc->lc_len, &lp->major, len);  in ldc_rx_data()
241 	if (lp->env & LDC_FRAG_STOP)  in ldc_rx_data()
248 	struct ldc_pkt *lp;  in ldc_send_vers()  local
259 	lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_vers()
260 	bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_vers()
261 	lp->type = LDC_CTRL;  in ldc_send_vers()
262 	lp->stype = LDC_INFO;  in ldc_send_vers()
263 	lp->ctrl = LDC_VERS;  in ldc_send_vers()
264 	lp->major = 1;  in ldc_send_vers()
265 	lp->minor = 0;  in ldc_send_vers()
266 	DPRINTF(("ldc_send_vers() major %d minor %d\n", lp->major, lp->minor));  in ldc_send_vers()
268 	tx_tail += sizeof(*lp);  in ldc_send_vers()
269 	tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_vers()
285 	struct ldc_pkt *lp;  in ldc_send_ack()  local
296 	lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_ack()
297 	bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_ack()
298 	lp->type = LDC_CTRL;  in ldc_send_ack()
299 	lp->stype = LDC_ACK;  in ldc_send_ack()
300 	lp->ctrl = LDC_VERS;  in ldc_send_ack()
301 	lp->major = 1;  in ldc_send_ack()
302 	lp->minor = 0;  in ldc_send_ack()
304 	tx_tail += sizeof(*lp);  in ldc_send_ack()
305 	tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_ack()
321 	struct ldc_pkt *lp;  in ldc_send_rts()  local
332 	lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_rts()
333 	bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_rts()
334 	lp->type = LDC_CTRL;  in ldc_send_rts()
335 	lp->stype = LDC_INFO;  in ldc_send_rts()
336 	lp->ctrl = LDC_RTS;  in ldc_send_rts()
337 	lp->env = LDC_MODE_UNRELIABLE;  in ldc_send_rts()
338 	lp->seqid = lc->lc_tx_seqid++;  in ldc_send_rts()
340 	tx_tail += sizeof(*lp);  in ldc_send_rts()
341 	tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_rts()
357 	struct ldc_pkt *lp;  in ldc_send_rtr()  local
368 	lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_rtr()
369 	bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_rtr()
370 	lp->type = LDC_CTRL;  in ldc_send_rtr()
371 	lp->stype = LDC_INFO;  in ldc_send_rtr()
372 	lp->ctrl = LDC_RTR;  in ldc_send_rtr()
373 	lp->env = LDC_MODE_UNRELIABLE;  in ldc_send_rtr()
374 	lp->seqid = lc->lc_tx_seqid++;  in ldc_send_rtr()
376 	tx_tail += sizeof(*lp);  in ldc_send_rtr()
377 	tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_rtr()
393 	struct ldc_pkt *lp;  in ldc_send_rdx()  local
404 	lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_rdx()
405 	bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_rdx()
406 	lp->type = LDC_CTRL;  in ldc_send_rdx()
407 	lp->stype = LDC_INFO;  in ldc_send_rdx()
408 	lp->ctrl = LDC_RDX;  in ldc_send_rdx()
409 	lp->env = LDC_MODE_UNRELIABLE;  in ldc_send_rdx()
410 	lp->seqid = lc->lc_tx_seqid++;  in ldc_send_rdx()
412 	tx_tail += sizeof(*lp);  in ldc_send_rdx()
413 	tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_rdx()
429 	struct ldc_pkt *lp;  in ldc_send_unreliable()  local
442 	tx_avail = (tx_head - tx_tail) / sizeof(*lp) +  in ldc_send_unreliable()
451 		lp = (struct ldc_pkt *)(uintptr_t)(lc->lc_txq->lq_va + tx_tail);  in ldc_send_unreliable()
452 		bzero(lp, sizeof(struct ldc_pkt));  in ldc_send_unreliable()
453 		lp->type = LDC_DATA;  in ldc_send_unreliable()
454 		lp->stype = LDC_INFO;  in ldc_send_unreliable()
455 		lp->env = uimin(len, LDC_PKT_PAYLOAD);  in ldc_send_unreliable()
457 			lp->env |= LDC_FRAG_START;  in ldc_send_unreliable()
459 			lp->env |= LDC_FRAG_STOP;  in ldc_send_unreliable()
460 		lp->seqid = lc->lc_tx_seqid++;  in ldc_send_unreliable()
461 		bcopy(p, &lp->major, uimin(len, LDC_PKT_PAYLOAD));  in ldc_send_unreliable()
463 		tx_tail += sizeof(*lp);  in ldc_send_unreliable()
464 		tx_tail &= ((lc->lc_txq->lq_nentries * sizeof(*lp)) - 1);  in ldc_send_unreliable()