129 static inline u32 msg_word(struct tipc_msg *m, u32 pos)  in msg_word()  argument
131 	return ntohl(m->hdr[pos]);  in msg_word()
134 static inline void msg_set_word(struct tipc_msg *m, u32 w, u32 val)  in msg_set_word()  argument
136 	m->hdr[w] = htonl(val);  in msg_set_word()
139 static inline u32 msg_bits(struct tipc_msg *m, u32 w, u32 pos, u32 mask)  in msg_bits()  argument
141 	return (msg_word(m, w) >> pos) & mask;  in msg_bits()
144 static inline void msg_set_bits(struct tipc_msg *m, u32 w,  in msg_set_bits()  argument
149 	m->hdr[w] &= ~htonl(mask);  in msg_set_bits()
150 	m->hdr[w] |= htonl(val);  in msg_set_bits()
164 static inline u32 msg_version(struct tipc_msg *m)  in msg_version()  argument
166 	return msg_bits(m, 0, 29, 7);  in msg_version()
169 static inline void msg_set_version(struct tipc_msg *m)  in msg_set_version()  argument
171 	msg_set_bits(m, 0, 29, 7, TIPC_VERSION);  in msg_set_version()
174 static inline u32 msg_user(struct tipc_msg *m)  in msg_user()  argument
176 	return msg_bits(m, 0, 25, 0xf);  in msg_user()
179 static inline u32 msg_isdata(struct tipc_msg *m)  in msg_isdata()  argument
181 	return msg_user(m) <= TIPC_CRITICAL_IMPORTANCE;  in msg_isdata()
184 static inline void msg_set_user(struct tipc_msg *m, u32 n)  in msg_set_user()  argument
186 	msg_set_bits(m, 0, 25, 0xf, n);  in msg_set_user()
189 static inline u32 msg_hdr_sz(struct tipc_msg *m)  in msg_hdr_sz()  argument
191 	return msg_bits(m, 0, 21, 0xf) << 2;  in msg_hdr_sz()
194 static inline void msg_set_hdr_sz(struct tipc_msg *m, u32 n)  in msg_set_hdr_sz()  argument
196 	msg_set_bits(m, 0, 21, 0xf, n>>2);  in msg_set_hdr_sz()
199 static inline u32 msg_size(struct tipc_msg *m)  in msg_size()  argument
201 	return msg_bits(m, 0, 0, 0x1ffff);  in msg_size()
204 static inline u32 msg_data_sz(struct tipc_msg *m)  in msg_data_sz()  argument
206 	return msg_size(m) - msg_hdr_sz(m);  in msg_data_sz()
209 static inline int msg_non_seq(struct tipc_msg *m)  in msg_non_seq()  argument
211 	return msg_bits(m, 0, 20, 1);  in msg_non_seq()
214 static inline void msg_set_non_seq(struct tipc_msg *m, u32 n)  in msg_set_non_seq()  argument
216 	msg_set_bits(m, 0, 20, 1, n);  in msg_set_non_seq()
219 static inline int msg_dest_droppable(struct tipc_msg *m)  in msg_dest_droppable()  argument
221 	return msg_bits(m, 0, 19, 1);  in msg_dest_droppable()
224 static inline void msg_set_dest_droppable(struct tipc_msg *m, u32 d)  in msg_set_dest_droppable()  argument
226 	msg_set_bits(m, 0, 19, 1, d);  in msg_set_dest_droppable()
229 static inline int msg_src_droppable(struct tipc_msg *m)  in msg_src_droppable()  argument
231 	return msg_bits(m, 0, 18, 1);  in msg_src_droppable()
234 static inline void msg_set_src_droppable(struct tipc_msg *m, u32 d)  in msg_set_src_droppable()  argument
236 	msg_set_bits(m, 0, 18, 1, d);  in msg_set_src_droppable()
239 static inline void msg_set_size(struct tipc_msg *m, u32 sz)  in msg_set_size()  argument
241 	m->hdr[0] = htonl((msg_word(m, 0) & ~0x1ffff) | sz);  in msg_set_size()
244 static inline unchar *msg_data(struct tipc_msg *m)  in msg_data()  argument
246 	return ((unchar *)m) + msg_hdr_sz(m);  in msg_data()
249 static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m)  in msg_get_wrapped()  argument
251 	return (struct tipc_msg *)msg_data(m);  in msg_get_wrapped()
257 static inline u32 msg_type(struct tipc_msg *m)  in msg_type()  argument
259 	return msg_bits(m, 1, 29, 0x7);  in msg_type()
262 static inline void msg_set_type(struct tipc_msg *m, u32 n)  in msg_set_type()  argument
264 	msg_set_bits(m, 1, 29, 0x7, n);  in msg_set_type()
267 static inline u32 msg_named(struct tipc_msg *m)  in msg_named()  argument
269 	return msg_type(m) == TIPC_NAMED_MSG;  in msg_named()
272 static inline u32 msg_mcast(struct tipc_msg *m)  in msg_mcast()  argument
274 	return msg_type(m) == TIPC_MCAST_MSG;  in msg_mcast()
277 static inline u32 msg_connected(struct tipc_msg *m)  in msg_connected()  argument
279 	return msg_type(m) == TIPC_CONN_MSG;  in msg_connected()
282 static inline u32 msg_errcode(struct tipc_msg *m)  in msg_errcode()  argument
284 	return msg_bits(m, 1, 25, 0xf);  in msg_errcode()
287 static inline void msg_set_errcode(struct tipc_msg *m, u32 err)  in msg_set_errcode()  argument
289 	msg_set_bits(m, 1, 25, 0xf, err);  in msg_set_errcode()
292 static inline u32 msg_reroute_cnt(struct tipc_msg *m)  in msg_reroute_cnt()  argument
294 	return msg_bits(m, 1, 21, 0xf);  in msg_reroute_cnt()
297 static inline void msg_incr_reroute_cnt(struct tipc_msg *m)  in msg_incr_reroute_cnt()  argument
299 	msg_set_bits(m, 1, 21, 0xf, msg_reroute_cnt(m) + 1);  in msg_incr_reroute_cnt()
302 static inline void msg_reset_reroute_cnt(struct tipc_msg *m)  in msg_reset_reroute_cnt()  argument
304 	msg_set_bits(m, 1, 21, 0xf, 0);  in msg_reset_reroute_cnt()
307 static inline u32 msg_lookup_scope(struct tipc_msg *m)  in msg_lookup_scope()  argument
309 	return msg_bits(m, 1, 19, 0x3);  in msg_lookup_scope()
312 static inline void msg_set_lookup_scope(struct tipc_msg *m, u32 n)  in msg_set_lookup_scope()  argument
314 	msg_set_bits(m, 1, 19, 0x3, n);  in msg_set_lookup_scope()
317 static inline u16 msg_bcast_ack(struct tipc_msg *m)  in msg_bcast_ack()  argument
319 	return msg_bits(m, 1, 0, 0xffff);  in msg_bcast_ack()
322 static inline void msg_set_bcast_ack(struct tipc_msg *m, u16 n)  in msg_set_bcast_ack()  argument
324 	msg_set_bits(m, 1, 0, 0xffff, n);  in msg_set_bcast_ack()
331 static inline u16 msg_ack(struct tipc_msg *m)  in msg_ack()  argument
333 	return msg_bits(m, 2, 16, 0xffff);  in msg_ack()
336 static inline void msg_set_ack(struct tipc_msg *m, u16 n)  in msg_set_ack()  argument
338 	msg_set_bits(m, 2, 16, 0xffff, n);  in msg_set_ack()
341 static inline u16 msg_seqno(struct tipc_msg *m)  in msg_seqno()  argument
343 	return msg_bits(m, 2, 0, 0xffff);  in msg_seqno()
346 static inline void msg_set_seqno(struct tipc_msg *m, u16 n)  in msg_set_seqno()  argument
348 	msg_set_bits(m, 2, 0, 0xffff, n);  in msg_set_seqno()
354 static inline u32 msg_importance(struct tipc_msg *m)  in msg_importance()  argument
356 	int usr = msg_user(m);  in msg_importance()
358 	if (likely((usr <= TIPC_CRITICAL_IMPORTANCE) && !msg_errcode(m)))  in msg_importance()
361 		return msg_bits(m, 9, 0, 0x7);  in msg_importance()
365 static inline void msg_set_importance(struct tipc_msg *m, u32 i)  in msg_set_importance()  argument
367 	int usr = msg_user(m);  in msg_set_importance()
370 		msg_set_bits(m, 9, 0, 0x7, i);  in msg_set_importance()
372 		msg_set_user(m, i);  in msg_set_importance()
377 static inline u32 msg_prevnode(struct tipc_msg *m)  in msg_prevnode()  argument
379 	return msg_word(m, 3);  in msg_prevnode()
382 static inline void msg_set_prevnode(struct tipc_msg *m, u32 a)  in msg_set_prevnode()  argument
384 	msg_set_word(m, 3, a);  in msg_set_prevnode()
387 static inline u32 msg_origport(struct tipc_msg *m)  in msg_origport()  argument
389 	if (msg_user(m) == MSG_FRAGMENTER)  in msg_origport()
390 		m = msg_get_wrapped(m);  in msg_origport()
391 	return msg_word(m, 4);  in msg_origport()
394 static inline void msg_set_origport(struct tipc_msg *m, u32 p)  in msg_set_origport()  argument
396 	msg_set_word(m, 4, p);  in msg_set_origport()
399 static inline u32 msg_destport(struct tipc_msg *m)  in msg_destport()  argument
401 	return msg_word(m, 5);  in msg_destport()
404 static inline void msg_set_destport(struct tipc_msg *m, u32 p)  in msg_set_destport()  argument
406 	msg_set_word(m, 5, p);  in msg_set_destport()
409 static inline u32 msg_mc_netid(struct tipc_msg *m)  in msg_mc_netid()  argument
411 	return msg_word(m, 5);  in msg_mc_netid()
414 static inline void msg_set_mc_netid(struct tipc_msg *m, u32 p)  in msg_set_mc_netid()  argument
416 	msg_set_word(m, 5, p);  in msg_set_mc_netid()
419 static inline int msg_short(struct tipc_msg *m)  in msg_short()  argument
421 	return msg_hdr_sz(m) == SHORT_H_SIZE;  in msg_short()
424 static inline u32 msg_orignode(struct tipc_msg *m)  in msg_orignode()  argument
426 	if (likely(msg_short(m)))  in msg_orignode()
427 		return msg_prevnode(m);  in msg_orignode()
428 	return msg_word(m, 6);  in msg_orignode()
431 static inline void msg_set_orignode(struct tipc_msg *m, u32 a)  in msg_set_orignode()  argument
433 	msg_set_word(m, 6, a);  in msg_set_orignode()
436 static inline u32 msg_destnode(struct tipc_msg *m)  in msg_destnode()  argument
438 	return msg_word(m, 7);  in msg_destnode()
441 static inline void msg_set_destnode(struct tipc_msg *m, u32 a)  in msg_set_destnode()  argument
443 	msg_set_word(m, 7, a);  in msg_set_destnode()
446 static inline u32 msg_nametype(struct tipc_msg *m)  in msg_nametype()  argument
448 	return msg_word(m, 8);  in msg_nametype()
451 static inline void msg_set_nametype(struct tipc_msg *m, u32 n)  in msg_set_nametype()  argument
453 	msg_set_word(m, 8, n);  in msg_set_nametype()
456 static inline u32 msg_nameinst(struct tipc_msg *m)  in msg_nameinst()  argument
458 	return msg_word(m, 9);  in msg_nameinst()
461 static inline u32 msg_namelower(struct tipc_msg *m)  in msg_namelower()  argument
463 	return msg_nameinst(m);  in msg_namelower()
466 static inline void msg_set_namelower(struct tipc_msg *m, u32 n)  in msg_set_namelower()  argument
468 	msg_set_word(m, 9, n);  in msg_set_namelower()
471 static inline void msg_set_nameinst(struct tipc_msg *m, u32 n)  in msg_set_nameinst()  argument
473 	msg_set_namelower(m, n);  in msg_set_nameinst()
476 static inline u32 msg_nameupper(struct tipc_msg *m)  in msg_nameupper()  argument
478 	return msg_word(m, 10);  in msg_nameupper()
481 static inline void msg_set_nameupper(struct tipc_msg *m, u32 n)  in msg_set_nameupper()  argument
483 	msg_set_word(m, 10, n);  in msg_set_nameupper()
532 static inline u32 msg_seq_gap(struct tipc_msg *m)  in msg_seq_gap()  argument
534 	return msg_bits(m, 1, 16, 0x1fff);  in msg_seq_gap()
537 static inline void msg_set_seq_gap(struct tipc_msg *m, u32 n)  in msg_set_seq_gap()  argument
539 	msg_set_bits(m, 1, 16, 0x1fff, n);  in msg_set_seq_gap()
542 static inline u32 msg_node_sig(struct tipc_msg *m)  in msg_node_sig()  argument
544 	return msg_bits(m, 1, 0, 0xffff);  in msg_node_sig()
547 static inline void msg_set_node_sig(struct tipc_msg *m, u32 n)  in msg_set_node_sig()  argument
549 	msg_set_bits(m, 1, 0, 0xffff, n);  in msg_set_node_sig()
552 static inline u32 msg_node_capabilities(struct tipc_msg *m)  in msg_node_capabilities()  argument
554 	return msg_bits(m, 1, 15, 0x1fff);  in msg_node_capabilities()
557 static inline void msg_set_node_capabilities(struct tipc_msg *m, u32 n)  in msg_set_node_capabilities()  argument
559 	msg_set_bits(m, 1, 15, 0x1fff, n);  in msg_set_node_capabilities()
565 static inline u32 msg_dest_domain(struct tipc_msg *m)  in msg_dest_domain()  argument
567 	return msg_word(m, 2);  in msg_dest_domain()
570 static inline void msg_set_dest_domain(struct tipc_msg *m, u32 n)  in msg_set_dest_domain()  argument
572 	msg_set_word(m, 2, n);  in msg_set_dest_domain()
575 static inline u32 msg_bcgap_after(struct tipc_msg *m)  in msg_bcgap_after()  argument
577 	return msg_bits(m, 2, 16, 0xffff);  in msg_bcgap_after()
580 static inline void msg_set_bcgap_after(struct tipc_msg *m, u32 n)  in msg_set_bcgap_after()  argument
582 	msg_set_bits(m, 2, 16, 0xffff, n);  in msg_set_bcgap_after()
585 static inline u32 msg_bcgap_to(struct tipc_msg *m)  in msg_bcgap_to()  argument
587 	return msg_bits(m, 2, 0, 0xffff);  in msg_bcgap_to()
590 static inline void msg_set_bcgap_to(struct tipc_msg *m, u32 n)  in msg_set_bcgap_to()  argument
592 	msg_set_bits(m, 2, 0, 0xffff, n);  in msg_set_bcgap_to()
599 static inline u32 msg_last_bcast(struct tipc_msg *m)  in msg_last_bcast()  argument
601 	return msg_bits(m, 4, 16, 0xffff);  in msg_last_bcast()
604 static inline u32 msg_bc_snd_nxt(struct tipc_msg *m)  in msg_bc_snd_nxt()  argument
606 	return msg_last_bcast(m) + 1;  in msg_bc_snd_nxt()
609 static inline void msg_set_last_bcast(struct tipc_msg *m, u32 n)  in msg_set_last_bcast()  argument
611 	msg_set_bits(m, 4, 16, 0xffff, n);  in msg_set_last_bcast()
614 static inline void msg_set_fragm_no(struct tipc_msg *m, u32 n)  in msg_set_fragm_no()  argument
616 	msg_set_bits(m, 4, 16, 0xffff, n);  in msg_set_fragm_no()
620 static inline u16 msg_next_sent(struct tipc_msg *m)  in msg_next_sent()  argument
622 	return msg_bits(m, 4, 0, 0xffff);  in msg_next_sent()
625 static inline void msg_set_next_sent(struct tipc_msg *m, u16 n)  in msg_set_next_sent()  argument
627 	msg_set_bits(m, 4, 0, 0xffff, n);  in msg_set_next_sent()
630 static inline void msg_set_long_msgno(struct tipc_msg *m, u32 n)  in msg_set_long_msgno()  argument
632 	msg_set_bits(m, 4, 0, 0xffff, n);  in msg_set_long_msgno()
635 static inline u32 msg_bc_netid(struct tipc_msg *m)  in msg_bc_netid()  argument
637 	return msg_word(m, 4);  in msg_bc_netid()
640 static inline void msg_set_bc_netid(struct tipc_msg *m, u32 id)  in msg_set_bc_netid()  argument
642 	msg_set_word(m, 4, id);  in msg_set_bc_netid()
645 static inline u32 msg_link_selector(struct tipc_msg *m)  in msg_link_selector()  argument
647 	return msg_bits(m, 4, 0, 1);  in msg_link_selector()
650 static inline void msg_set_link_selector(struct tipc_msg *m, u32 n)  in msg_set_link_selector()  argument
652 	msg_set_bits(m, 4, 0, 1, n);  in msg_set_link_selector()
658 static inline u16 msg_session(struct tipc_msg *m)  in msg_session()  argument
660 	return msg_bits(m, 5, 16, 0xffff);  in msg_session()
663 static inline void msg_set_session(struct tipc_msg *m, u16 n)  in msg_set_session()  argument
665 	msg_set_bits(m, 5, 16, 0xffff, n);  in msg_set_session()
668 static inline u32 msg_probe(struct tipc_msg *m)  in msg_probe()  argument
670 	return msg_bits(m, 5, 0, 1);  in msg_probe()
673 static inline void msg_set_probe(struct tipc_msg *m, u32 val)  in msg_set_probe()  argument
675 	msg_set_bits(m, 5, 0, 1, val);  in msg_set_probe()
678 static inline char msg_net_plane(struct tipc_msg *m)  in msg_net_plane()  argument
680 	return msg_bits(m, 5, 1, 7) + 'A';  in msg_net_plane()
683 static inline void msg_set_net_plane(struct tipc_msg *m, char n)  in msg_set_net_plane()  argument
685 	msg_set_bits(m, 5, 1, 7, (n - 'A'));  in msg_set_net_plane()
688 static inline u32 msg_linkprio(struct tipc_msg *m)  in msg_linkprio()  argument
690 	return msg_bits(m, 5, 4, 0x1f);  in msg_linkprio()
693 static inline void msg_set_linkprio(struct tipc_msg *m, u32 n)  in msg_set_linkprio()  argument
695 	msg_set_bits(m, 5, 4, 0x1f, n);  in msg_set_linkprio()
698 static inline u32 msg_bearer_id(struct tipc_msg *m)  in msg_bearer_id()  argument
700 	return msg_bits(m, 5, 9, 0x7);  in msg_bearer_id()
703 static inline void msg_set_bearer_id(struct tipc_msg *m, u32 n)  in msg_set_bearer_id()  argument
705 	msg_set_bits(m, 5, 9, 0x7, n);  in msg_set_bearer_id()
708 static inline u32 msg_redundant_link(struct tipc_msg *m)  in msg_redundant_link()  argument
710 	return msg_bits(m, 5, 12, 0x1);  in msg_redundant_link()
713 static inline void msg_set_redundant_link(struct tipc_msg *m, u32 r)  in msg_set_redundant_link()  argument
715 	msg_set_bits(m, 5, 12, 0x1, r);  in msg_set_redundant_link()
718 static inline char *msg_media_addr(struct tipc_msg *m)  in msg_media_addr()  argument
720 	return (char *)&m->hdr[TIPC_MEDIA_INFO_OFFSET];  in msg_media_addr()
726 static inline u16 msg_msgcnt(struct tipc_msg *m)  in msg_msgcnt()  argument
728 	return msg_bits(m, 9, 16, 0xffff);  in msg_msgcnt()
731 static inline void msg_set_msgcnt(struct tipc_msg *m, u16 n)  in msg_set_msgcnt()  argument
733 	msg_set_bits(m, 9, 16, 0xffff, n);  in msg_set_msgcnt()
736 static inline u32 msg_bcast_tag(struct tipc_msg *m)  in msg_bcast_tag()  argument
738 	return msg_bits(m, 9, 16, 0xffff);  in msg_bcast_tag()
741 static inline void msg_set_bcast_tag(struct tipc_msg *m, u32 n)  in msg_set_bcast_tag()  argument
743 	msg_set_bits(m, 9, 16, 0xffff, n);  in msg_set_bcast_tag()
746 static inline u32 msg_max_pkt(struct tipc_msg *m)  in msg_max_pkt()  argument
748 	return msg_bits(m, 9, 16, 0xffff) * 4;  in msg_max_pkt()
751 static inline void msg_set_max_pkt(struct tipc_msg *m, u32 n)  in msg_set_max_pkt()  argument
753 	msg_set_bits(m, 9, 16, 0xffff, (n / 4));  in msg_set_max_pkt()
756 static inline u32 msg_link_tolerance(struct tipc_msg *m)  in msg_link_tolerance()  argument
758 	return msg_bits(m, 9, 0, 0xffff);  in msg_link_tolerance()
761 static inline void msg_set_link_tolerance(struct tipc_msg *m, u32 n)  in msg_set_link_tolerance()  argument
763 	msg_set_bits(m, 9, 0, 0xffff, n);  in msg_set_link_tolerance()
766 static inline bool msg_peer_link_is_up(struct tipc_msg *m)  in msg_peer_link_is_up()  argument
768 	if (likely(msg_user(m) != LINK_PROTOCOL))  in msg_peer_link_is_up()
770 	if (msg_type(m) == STATE_MSG)  in msg_peer_link_is_up()
775 static inline bool msg_peer_node_is_up(struct tipc_msg *m)  in msg_peer_node_is_up()  argument
777 	if (msg_peer_link_is_up(m))  in msg_peer_node_is_up()
779 	return msg_redundant_link(m);  in msg_peer_node_is_up()
785 void tipc_msg_init(u32 own_addr, struct tipc_msg *m, u32 user, u32 type,
795 int tipc_msg_build(struct tipc_msg *mhdr, struct msghdr *m,