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authorAllan Stephens <allan.stephens@windriver.com>2010-11-30 07:00:53 -0500
committerDavid S. Miller <davem@davemloft.net>2010-12-02 16:34:01 -0500
commitd265fef6ddf9042195aae551e1fde211c2a1588b (patch)
treeb9c45caac6e191f6c68df3cc215831ee7e8f1e21 /net/tipc/msg.h
parentdca9b2404a6d6579828da2425c051462701efd3f (diff)
tipc: Remove obsolete native API files and exports
As part of the removal of TIPC's native API support it is no longer necessary for TIPC to export symbols for routines that can be called by kernel-based applications, nor for it to have header files that kernel-based applications can include to access the declarations for those routines. This commit eliminates the exporting of symbols by TIPC and migrates the contents of each obsolete native API include file into its corresponding non-native API equivalent. The code which was migrated in this commit was migrated intact, in that there are no technical changes combined with the relocation. Signed-off-by: Allan Stephens <Allan.Stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/msg.h')
-rw-r--r--net/tipc/msg.h168
1 files changed, 161 insertions, 7 deletions
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index 031aad18efce..aee53864d7a0 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -37,10 +37,51 @@
37#ifndef _TIPC_MSG_H 37#ifndef _TIPC_MSG_H
38#define _TIPC_MSG_H 38#define _TIPC_MSG_H
39 39
40#include "core.h" 40#include "bearer.h"
41 41
42#define TIPC_VERSION 2 42#define TIPC_VERSION 2
43 43
44/*
45 * TIPC user data message header format, version 2:
46 *
47 *
48 * 1 0 9 8 7 6 5 4|3 2 1 0 9 8 7 6|5 4 3 2 1 0 9 8|7 6 5 4 3 2 1 0
49 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
50 * w0:|vers | user |hdr sz |n|d|s|-| message size |
51 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
52 * w1:|mstyp| error |rer cnt|lsc|opt p| broadcast ack no |
53 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
54 * w2:| link level ack no | broadcast/link level seq no |
55 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
56 * w3:| previous node |
57 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
58 * w4:| originating port |
59 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
60 * w5:| destination port |
61 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
62 * w6:| originating node |
63 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
64 * w7:| destination node |
65 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
66 * w8:| name type / transport sequence number |
67 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
68 * w9:| name instance/multicast lower bound |
69 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
70 * wA:| multicast upper bound |
71 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
72 * / /
73 * \ options \
74 * / /
75 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
76 *
77 */
78
79#define TIPC_CONN_MSG 0
80#define TIPC_MCAST_MSG 1
81#define TIPC_NAMED_MSG 2
82#define TIPC_DIRECT_MSG 3
83
84
44#define SHORT_H_SIZE 24 /* Connected, in-cluster messages */ 85#define SHORT_H_SIZE 24 /* Connected, in-cluster messages */
45#define DIR_MSG_H_SIZE 32 /* Directly addressed messages */ 86#define DIR_MSG_H_SIZE 32 /* Directly addressed messages */
46#define LONG_H_SIZE 40 /* Named messages */ 87#define LONG_H_SIZE 40 /* Named messages */
@@ -52,20 +93,26 @@
52#define MAX_MSG_SIZE (MAX_H_SIZE + TIPC_MAX_USER_MSG_SIZE) 93#define MAX_MSG_SIZE (MAX_H_SIZE + TIPC_MAX_USER_MSG_SIZE)
53 94
54 95
55/* 96struct tipc_msg {
56 TIPC user data message header format, version 2 97 __be32 hdr[15];
98};
57 99
58 - Fundamental definitions available to privileged TIPC users
59 are located in tipc_msg.h.
60 - Remaining definitions available to TIPC internal users appear below.
61*/
62 100
101static inline u32 msg_word(struct tipc_msg *m, u32 pos)
102{
103 return ntohl(m->hdr[pos]);
104}
63 105
64static inline void msg_set_word(struct tipc_msg *m, u32 w, u32 val) 106static inline void msg_set_word(struct tipc_msg *m, u32 w, u32 val)
65{ 107{
66 m->hdr[w] = htonl(val); 108 m->hdr[w] = htonl(val);
67} 109}
68 110
111static inline u32 msg_bits(struct tipc_msg *m, u32 w, u32 pos, u32 mask)
112{
113 return (msg_word(m, w) >> pos) & mask;
114}
115
69static inline void msg_set_bits(struct tipc_msg *m, u32 w, 116static inline void msg_set_bits(struct tipc_msg *m, u32 w,
70 u32 pos, u32 mask, u32 val) 117 u32 pos, u32 mask, u32 val)
71{ 118{
@@ -112,16 +159,36 @@ static inline void msg_set_user(struct tipc_msg *m, u32 n)
112 msg_set_bits(m, 0, 25, 0xf, n); 159 msg_set_bits(m, 0, 25, 0xf, n);
113} 160}
114 161
162static inline u32 msg_importance(struct tipc_msg *m)
163{
164 return msg_bits(m, 0, 25, 0xf);
165}
166
115static inline void msg_set_importance(struct tipc_msg *m, u32 i) 167static inline void msg_set_importance(struct tipc_msg *m, u32 i)
116{ 168{
117 msg_set_user(m, i); 169 msg_set_user(m, i);
118} 170}
119 171
172static inline u32 msg_hdr_sz(struct tipc_msg *m)
173{
174 return msg_bits(m, 0, 21, 0xf) << 2;
175}
176
120static inline void msg_set_hdr_sz(struct tipc_msg *m,u32 n) 177static inline void msg_set_hdr_sz(struct tipc_msg *m,u32 n)
121{ 178{
122 msg_set_bits(m, 0, 21, 0xf, n>>2); 179 msg_set_bits(m, 0, 21, 0xf, n>>2);
123} 180}
124 181
182static inline u32 msg_size(struct tipc_msg *m)
183{
184 return msg_bits(m, 0, 0, 0x1ffff);
185}
186
187static inline u32 msg_data_sz(struct tipc_msg *m)
188{
189 return msg_size(m) - msg_hdr_sz(m);
190}
191
125static inline int msg_non_seq(struct tipc_msg *m) 192static inline int msg_non_seq(struct tipc_msg *m)
126{ 193{
127 return msg_bits(m, 0, 20, 1); 194 return msg_bits(m, 0, 20, 1);
@@ -162,11 +229,36 @@ static inline void msg_set_size(struct tipc_msg *m, u32 sz)
162 * Word 1 229 * Word 1
163 */ 230 */
164 231
232static inline u32 msg_type(struct tipc_msg *m)
233{
234 return msg_bits(m, 1, 29, 0x7);
235}
236
165static inline void msg_set_type(struct tipc_msg *m, u32 n) 237static inline void msg_set_type(struct tipc_msg *m, u32 n)
166{ 238{
167 msg_set_bits(m, 1, 29, 0x7, n); 239 msg_set_bits(m, 1, 29, 0x7, n);
168} 240}
169 241
242static inline u32 msg_named(struct tipc_msg *m)
243{
244 return msg_type(m) == TIPC_NAMED_MSG;
245}
246
247static inline u32 msg_mcast(struct tipc_msg *m)
248{
249 return msg_type(m) == TIPC_MCAST_MSG;
250}
251
252static inline u32 msg_connected(struct tipc_msg *m)
253{
254 return msg_type(m) == TIPC_CONN_MSG;
255}
256
257static inline u32 msg_errcode(struct tipc_msg *m)
258{
259 return msg_bits(m, 1, 25, 0xf);
260}
261
170static inline void msg_set_errcode(struct tipc_msg *m, u32 err) 262static inline void msg_set_errcode(struct tipc_msg *m, u32 err)
171{ 263{
172 msg_set_bits(m, 1, 25, 0xf, err); 264 msg_set_bits(m, 1, 25, 0xf, err);
@@ -257,31 +349,68 @@ static inline void msg_set_destnode_cache(struct tipc_msg *m, u32 dnode)
257 */ 349 */
258 350
259 351
352static inline u32 msg_prevnode(struct tipc_msg *m)
353{
354 return msg_word(m, 3);
355}
356
260static inline void msg_set_prevnode(struct tipc_msg *m, u32 a) 357static inline void msg_set_prevnode(struct tipc_msg *m, u32 a)
261{ 358{
262 msg_set_word(m, 3, a); 359 msg_set_word(m, 3, a);
263} 360}
264 361
362static inline u32 msg_origport(struct tipc_msg *m)
363{
364 return msg_word(m, 4);
365}
366
265static inline void msg_set_origport(struct tipc_msg *m, u32 p) 367static inline void msg_set_origport(struct tipc_msg *m, u32 p)
266{ 368{
267 msg_set_word(m, 4, p); 369 msg_set_word(m, 4, p);
268} 370}
269 371
372static inline u32 msg_destport(struct tipc_msg *m)
373{
374 return msg_word(m, 5);
375}
376
270static inline void msg_set_destport(struct tipc_msg *m, u32 p) 377static inline void msg_set_destport(struct tipc_msg *m, u32 p)
271{ 378{
272 msg_set_word(m, 5, p); 379 msg_set_word(m, 5, p);
273} 380}
274 381
382static inline u32 msg_mc_netid(struct tipc_msg *m)
383{
384 return msg_word(m, 5);
385}
386
275static inline void msg_set_mc_netid(struct tipc_msg *m, u32 p) 387static inline void msg_set_mc_netid(struct tipc_msg *m, u32 p)
276{ 388{
277 msg_set_word(m, 5, p); 389 msg_set_word(m, 5, p);
278} 390}
279 391
392static inline int msg_short(struct tipc_msg *m)
393{
394 return msg_hdr_sz(m) == 24;
395}
396
397static inline u32 msg_orignode(struct tipc_msg *m)
398{
399 if (likely(msg_short(m)))
400 return msg_prevnode(m);
401 return msg_word(m, 6);
402}
403
280static inline void msg_set_orignode(struct tipc_msg *m, u32 a) 404static inline void msg_set_orignode(struct tipc_msg *m, u32 a)
281{ 405{
282 msg_set_word(m, 6, a); 406 msg_set_word(m, 6, a);
283} 407}
284 408
409static inline u32 msg_destnode(struct tipc_msg *m)
410{
411 return msg_word(m, 7);
412}
413
285static inline void msg_set_destnode(struct tipc_msg *m, u32 a) 414static inline void msg_set_destnode(struct tipc_msg *m, u32 a)
286{ 415{
287 msg_set_word(m, 7, a); 416 msg_set_word(m, 7, a);
@@ -299,6 +428,11 @@ static inline u32 msg_routed(struct tipc_msg *m)
299 return(msg_destnode(m) ^ msg_orignode(m)) >> 11; 428 return(msg_destnode(m) ^ msg_orignode(m)) >> 11;
300} 429}
301 430
431static inline u32 msg_nametype(struct tipc_msg *m)
432{
433 return msg_word(m, 8);
434}
435
302static inline void msg_set_nametype(struct tipc_msg *m, u32 n) 436static inline void msg_set_nametype(struct tipc_msg *m, u32 n)
303{ 437{
304 msg_set_word(m, 8, n); 438 msg_set_word(m, 8, n);
@@ -324,6 +458,16 @@ static inline void msg_set_transp_seqno(struct tipc_msg *m, u32 n)
324 msg_set_word(m, 8, n); 458 msg_set_word(m, 8, n);
325} 459}
326 460
461static inline u32 msg_nameinst(struct tipc_msg *m)
462{
463 return msg_word(m, 9);
464}
465
466static inline u32 msg_namelower(struct tipc_msg *m)
467{
468 return msg_nameinst(m);
469}
470
327static inline void msg_set_namelower(struct tipc_msg *m, u32 n) 471static inline void msg_set_namelower(struct tipc_msg *m, u32 n)
328{ 472{
329 msg_set_word(m, 9, n); 473 msg_set_word(m, 9, n);
@@ -334,11 +478,21 @@ static inline void msg_set_nameinst(struct tipc_msg *m, u32 n)
334 msg_set_namelower(m, n); 478 msg_set_namelower(m, n);
335} 479}
336 480
481static inline u32 msg_nameupper(struct tipc_msg *m)
482{
483 return msg_word(m, 10);
484}
485
337static inline void msg_set_nameupper(struct tipc_msg *m, u32 n) 486static inline void msg_set_nameupper(struct tipc_msg *m, u32 n)
338{ 487{
339 msg_set_word(m, 10, n); 488 msg_set_word(m, 10, n);
340} 489}
341 490
491static inline unchar *msg_data(struct tipc_msg *m)
492{
493 return ((unchar *)m) + msg_hdr_sz(m);
494}
495
342static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m) 496static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m)
343{ 497{
344 return (struct tipc_msg *)msg_data(m); 498 return (struct tipc_msg *)msg_data(m);