54 #define BLOCK_COMPLETE(seg_n)       (uint32_t)(((uint64_t)1 << (seg_n + 1)) - 1)  argument
61 #define ACK_DELAY(seg_n)                                                       \  argument
62 	(MIN(2 * seg_n + 1, BT_MESH_SAR_RX_ACK_DELAY_INC_X2) *                 \
79 	uint8_t               seg_n;         /* Last segment index */  member
105 	uint8_t                     seg_n:5,  member
246 	for (i = 0; i <= tx->seg_n && tx->nack_count; i++) {  in seg_tx_reset()
300 			  (tx->seg_o <= tx->seg_n) ?  in schedule_transmit_continue()
352 	net_buf_simple_add_u8(buf, ((seg_o & 0x07) << 5) | tx->seg_n);  in seg_tx_buf_build()
405 	while (tx->seg_o <= tx->seg_n) {  in seg_tx_send_unacked()
425 		LOG_DBG("Sending %u/%u", tx->seg_o, tx->seg_n);  in seg_tx_send_unacked()
521 	tx->seg_n = (sdu->len - 1) / seg_len(!!ctl_op);  in send_seg()
524 	tx->nack_count = tx->seg_n + 1;  in send_seg()
546 					    tx->seg_n + 1) &&  in send_seg()
548 		LOG_ERR("Not enough space in Friend Queue for %u segments", tx->seg_n + 1);  in send_seg()
578 			if (seg_o == tx->seg_n) {  in send_seg()
586 				    tx->seg_n + 1, &seg) &&  in send_seg()
724 	for (i = 0; i <= rx->seg_n; i++) {  in seg_rx_assemble()
837 		if (obo && (tx->nack_count == tx->seg_n + 1 || tx->ack_src == addr)) {  in seg_tx_lookup()
897 	if (find_msb_set(ack) - 1 > tx->seg_n) {  in trans_ack()
904 			LOG_DBG("seg %u/%u acked", bit - 1, tx->seg_n);  in trans_ack()
1156 	    rx->block != BLOCK_COMPLETE(rx->seg_n)) {  in seg_rx_reset()
1162 	for (i = 0; i <= rx->seg_n; i++) {  in seg_rx_reset()
1204 	if (!rx->in_use || rx->block == BLOCK_COMPLETE(rx->seg_n)) {  in seg_ack()
1226 	if (rx->seg_n > BT_MESH_SAR_RX_SEG_THRESHOLD) {  in seg_ack()
1232 static inline bool sdu_len_is_ok(bool ctl, uint8_t seg_n)  in sdu_len_is_ok()  argument
1234 	return (seg_n < BT_MESH_RX_SEG_MAX);  in sdu_len_is_ok()
1274 			    const uint8_t *hdr, uint8_t seg_n)  in seg_rx_is_valid()  argument
1276 	if (rx->hdr != *hdr || rx->seg_n != seg_n) {  in seg_rx_is_valid()
1296 				   uint8_t seg_n)  in seg_rx_alloc()  argument
1319 		rx->seg_n = seg_n;  in seg_rx_alloc()
1326 		LOG_DBG("New RX context. Block Complete 0x%08x", BLOCK_COMPLETE(seg_n));  in seg_rx_alloc()
1343 	uint8_t seg_n;  in trans_seg()  local
1365 	seg_n = net_buf_simple_pull_u8(buf);  in trans_seg()
1366 	seg_o |= seg_n >> 5;  in trans_seg()
1367 	seg_n &= 0x1f;  in trans_seg()
1369 	LOG_DBG("SeqZero 0x%04x SegO %u SegN %u", seq_zero, seg_o, seg_n);  in trans_seg()
1371 	if (seg_o > seg_n) {  in trans_seg()
1372 		LOG_ERR("SegO greater than SegN (%u > %u)", seg_o, seg_n);  in trans_seg()
1394 	*seg_count = seg_n + 1;  in trans_seg()
1405 		if (!seg_rx_is_valid(rx, net_rx, hdr, seg_n)) {  in trans_seg()
1414 		if (rx->block == BLOCK_COMPLETE(rx->seg_n)) {  in trans_seg()
1446 	if (!sdu_len_is_ok(net_rx->ctl, seg_n)) {  in trans_seg()
1493 	rx = seg_rx_alloc(net_rx, hdr, seq_auth, seg_n);  in trans_seg()
1515 	if (seg_o == seg_n) {  in trans_seg()
1517 		rx->len = seg_n * seg_len(rx->ctl) + buf->len;  in trans_seg()
1518 		LOG_DBG("Target len %u * %u + %u = %u", seg_n, seg_len(rx->ctl), buf->len, rx->len);  in trans_seg()
1541 		LOG_DBG("ack delay %u", ACK_DELAY(rx->seg_n));  in trans_seg()
1542 		k_work_reschedule(&rx->ack, K_MSEC(ACK_DELAY(rx->seg_n)));  in trans_seg()
1554 	LOG_DBG("Received %u/%u", seg_o, seg_n);  in trans_seg()
1559 	if (rx->block != BLOCK_COMPLETE(seg_n)) {  in trans_seg()