1 /*
2 * Misc useful os-independent macros and functions.
3 *
4 * Copyright (C) 1999-2012, Broadcom Corporation
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
13 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
15 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
16 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 *
18 * $Id: bcmutils.h 347624 2012-07-27 10:49:56Z $
19 */
20
21 #ifndef _bcmutils_h_
22 #define _bcmutils_h_
23
24 #define bcm_strcpy_s(dst, noOfElements, src) strcpy((dst), (src))
25 #define bcm_strncpy_s(dst, noOfElements, src, count) strncpy((dst), (src), (count))
26 #define bcm_strcat_s(dst, noOfElements, src) strcat((dst), (src))
27
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31
32 #ifdef PKTQ_LOG
33 #include <wlioctl.h>
34 #endif
35
36
37 #define _BCM_U 0x01
38 #define _BCM_L 0x02
39 #define _BCM_D 0x04
40 #define _BCM_C 0x08
41 #define _BCM_P 0x10
42 #define _BCM_S 0x20
43 #define _BCM_X 0x40
44 #define _BCM_SP 0x80
45
46 extern const unsigned char bcm_ctype[];
47 #define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)])
48
49 #define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0)
50 #define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0)
51 #define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0)
52 #define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0)
53 #define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0)
54 #define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0)
55 #define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0)
56 #define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0)
57 #define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0)
58 #define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0)
59 #define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0)
60 #define bcm_tolower(c) (bcm_isupper((c)) ? ((c) + 'a' - 'A') : (c))
61 #define bcm_toupper(c) (bcm_islower((c)) ? ((c) + 'A' - 'a') : (c))
62
63
64
65 struct bcmstrbuf {
66 char *buf;
67 unsigned int size;
68 char *origbuf;
69 unsigned int origsize;
70 };
71
72
73 #ifdef BCMDRIVER
74 #include <osl.h>
75
76 #define GPIO_PIN_NOTDEFINED 0x20
77
78
79 #define SPINWAIT(exp, us) { \
80 uint countdown = (us) + 9; \
81 while ((exp) && (countdown >= 10)) {\
82 OSL_DELAY(10); \
83 countdown -= 10; \
84 } \
85 }
86
87
88 #ifndef PKTQ_LEN_DEFAULT
89 #define PKTQ_LEN_DEFAULT 128
90 #endif
91 #ifndef PKTQ_MAX_PREC
92 #define PKTQ_MAX_PREC 16
93 #endif
94
95 typedef struct pktq_prec {
96 void *head;
97 void *tail;
98 uint16 len;
99 uint16 max;
100 } pktq_prec_t;
101
102 #ifdef PKTQ_LOG
103 typedef struct {
104 uint32 requested;
105 uint32 stored;
106 uint32 saved;
107 uint32 selfsaved;
108 uint32 full_dropped;
109 uint32 dropped;
110 uint32 sacrificed;
111 uint32 busy;
112 uint32 retry;
113 uint32 ps_retry;
114 uint32 retry_drop;
115 uint32 max_avail;
116 uint32 max_used;
117 uint32 queue_capacity;
118 } pktq_counters_t;
119 #endif
120
121
122 #define PKTQ_COMMON \
123 uint16 num_prec; \
124 uint16 hi_prec; \
125 uint16 max; \
126 uint16 len;
127
128
129 struct pktq {
130 PKTQ_COMMON
131
132 struct pktq_prec q[PKTQ_MAX_PREC];
133 #ifdef PKTQ_LOG
134 pktq_counters_t _prec_cnt[PKTQ_MAX_PREC];
135 #endif
136 };
137
138
139 struct spktq {
140 PKTQ_COMMON
141
142 struct pktq_prec q[1];
143 };
144
145 #define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--)
146
147
148 typedef bool (*ifpkt_cb_t)(void*, int);
149
150 #ifdef BCMPKTPOOL
151 #define POOL_ENAB(pool) ((pool) && (pool)->inited)
152 #if defined(BCM4329C0)
153 #define SHARED_POOL (pktpool_shared_ptr)
154 #else
155 #define SHARED_POOL (pktpool_shared)
156 #endif
157 #else
158 #define POOL_ENAB(bus) 0
159 #define SHARED_POOL ((struct pktpool *)NULL)
160 #endif
161
162 #ifndef PKTPOOL_LEN_MAX
163 #define PKTPOOL_LEN_MAX 40
164 #endif
165 #define PKTPOOL_CB_MAX 3
166
167 struct pktpool;
168 typedef void (*pktpool_cb_t)(struct pktpool *pool, void *arg);
169 typedef struct {
170 pktpool_cb_t cb;
171 void *arg;
172 } pktpool_cbinfo_t;
173
174 #ifdef BCMDBG_POOL
175
176 #define POOL_IDLE 0
177 #define POOL_RXFILL 1
178 #define POOL_RXDH 2
179 #define POOL_RXD11 3
180 #define POOL_TXDH 4
181 #define POOL_TXD11 5
182 #define POOL_AMPDU 6
183 #define POOL_TXENQ 7
184
185 typedef struct {
186 void *p;
187 uint32 cycles;
188 uint32 dur;
189 } pktpool_dbg_t;
190
191 typedef struct {
192 uint8 txdh;
193 uint8 txd11;
194 uint8 enq;
195 uint8 rxdh;
196 uint8 rxd11;
197 uint8 rxfill;
198 uint8 idle;
199 } pktpool_stats_t;
200 #endif
201
202 typedef struct pktpool {
203 bool inited;
204 uint16 r;
205 uint16 w;
206 uint16 len;
207 uint16 maxlen;
208 uint16 plen;
209 bool istx;
210 bool empty;
211 uint8 cbtoggle;
212 uint8 cbcnt;
213 uint8 ecbcnt;
214 bool emptycb_disable;
215 pktpool_cbinfo_t *availcb_excl;
216 pktpool_cbinfo_t cbs[PKTPOOL_CB_MAX];
217 pktpool_cbinfo_t ecbs[PKTPOOL_CB_MAX];
218 void *q[PKTPOOL_LEN_MAX + 1];
219
220 #ifdef BCMDBG_POOL
221 uint8 dbg_cbcnt;
222 pktpool_cbinfo_t dbg_cbs[PKTPOOL_CB_MAX];
223 uint16 dbg_qlen;
224 pktpool_dbg_t dbg_q[PKTPOOL_LEN_MAX + 1];
225 #endif
226 } pktpool_t;
227
228 #if defined(BCM4329C0)
229 extern pktpool_t *pktpool_shared_ptr;
230 #else
231 extern pktpool_t *pktpool_shared;
232 #endif
233
234 extern int pktpool_init(osl_t *osh, pktpool_t *pktp, int *pktplen, int plen, bool istx);
235 extern int pktpool_deinit(osl_t *osh, pktpool_t *pktp);
236 extern int pktpool_fill(osl_t *osh, pktpool_t *pktp, bool minimal);
237 extern void* pktpool_get(pktpool_t *pktp);
238 extern void pktpool_free(pktpool_t *pktp, void *p);
239 extern int pktpool_add(pktpool_t *pktp, void *p);
240 extern uint16 pktpool_avail(pktpool_t *pktp);
241 extern int pktpool_avail_notify_normal(osl_t *osh, pktpool_t *pktp);
242 extern int pktpool_avail_notify_exclusive(osl_t *osh, pktpool_t *pktp, pktpool_cb_t cb);
243 extern int pktpool_avail_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
244 extern int pktpool_empty_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
245 extern int pktpool_setmaxlen(pktpool_t *pktp, uint16 maxlen);
246 extern int pktpool_setmaxlen_strict(osl_t *osh, pktpool_t *pktp, uint16 maxlen);
247 extern void pktpool_emptycb_disable(pktpool_t *pktp, bool disable);
248 extern bool pktpool_emptycb_disabled(pktpool_t *pktp);
249
250 #define POOLPTR(pp) ((pktpool_t *)(pp))
251 #define pktpool_len(pp) (POOLPTR(pp)->len - 1)
252 #define pktpool_plen(pp) (POOLPTR(pp)->plen)
253 #define pktpool_maxlen(pp) (POOLPTR(pp)->maxlen)
254
255 #ifdef BCMDBG_POOL
256 extern int pktpool_dbg_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
257 extern int pktpool_start_trigger(pktpool_t *pktp, void *p);
258 extern int pktpool_dbg_dump(pktpool_t *pktp);
259 extern int pktpool_dbg_notify(pktpool_t *pktp);
260 extern int pktpool_stats_dump(pktpool_t *pktp, pktpool_stats_t *stats);
261 #endif
262
263
264
265 struct ether_addr;
266
267 extern int ether_isbcast(const void *ea);
268 extern int ether_isnulladdr(const void *ea);
269
270
271
272 #define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max))
273 #define pktq_pmax(pq, prec) ((pq)->q[prec].max)
274 #define pktq_plen(pq, prec) ((pq)->q[prec].len)
275 #define pktq_pavail(pq, prec) ((pq)->q[prec].max - (pq)->q[prec].len)
276 #define pktq_pfull(pq, prec) ((pq)->q[prec].len >= (pq)->q[prec].max)
277 #define pktq_pempty(pq, prec) ((pq)->q[prec].len == 0)
278
279 #define pktq_ppeek(pq, prec) ((pq)->q[prec].head)
280 #define pktq_ppeek_tail(pq, prec) ((pq)->q[prec].tail)
281
282 extern void *pktq_penq(struct pktq *pq, int prec, void *p);
283 extern void *pktq_penq_head(struct pktq *pq, int prec, void *p);
284 extern void *pktq_pdeq(struct pktq *pq, int prec);
285 extern void *pktq_pdeq_prev(struct pktq *pq, int prec, void *prev_p);
286 extern void *pktq_pdeq_tail(struct pktq *pq, int prec);
287
288 extern void pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir,
289 ifpkt_cb_t fn, int arg);
290
291 extern bool pktq_pdel(struct pktq *pq, void *p, int prec);
292
293
294
295 extern int pktq_mlen(struct pktq *pq, uint prec_bmp);
296 extern void *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
297 extern void *pktq_mpeek(struct pktq *pq, uint prec_bmp, int *prec_out);
298
299
300
301 #define pktq_len(pq) ((int)(pq)->len)
302 #define pktq_max(pq) ((int)(pq)->max)
303 #define pktq_avail(pq) ((int)((pq)->max - (pq)->len))
304 #define pktq_full(pq) ((pq)->len >= (pq)->max)
305 #define pktq_empty(pq) ((pq)->len == 0)
306
307
308 #define pktenq(pq, p) pktq_penq(((struct pktq *)(void *)pq), 0, (p))
309 #define pktenq_head(pq, p) pktq_penq_head(((struct pktq *)(void *)pq), 0, (p))
310 #define pktdeq(pq) pktq_pdeq(((struct pktq *)(void *)pq), 0)
311 #define pktdeq_tail(pq) pktq_pdeq_tail(((struct pktq *)(void *)pq), 0)
312 #define pktqinit(pq, len) pktq_init(((struct pktq *)(void *)pq), 1, len)
313
314 extern void pktq_init(struct pktq *pq, int num_prec, int max_len);
315 extern void pktq_set_max_plen(struct pktq *pq, int prec, int max_len);
316
317
318 extern void *pktq_deq(struct pktq *pq, int *prec_out);
319 extern void *pktq_deq_tail(struct pktq *pq, int *prec_out);
320 extern void *pktq_peek(struct pktq *pq, int *prec_out);
321 extern void *pktq_peek_tail(struct pktq *pq, int *prec_out);
322 extern void pktq_flush(osl_t *osh, struct pktq *pq, bool dir, ifpkt_cb_t fn, int arg);
323
324
325
326 extern uint pktcopy(osl_t *osh, void *p, uint offset, int len, uchar *buf);
327 extern uint pktfrombuf(osl_t *osh, void *p, uint offset, int len, uchar *buf);
328 extern uint pkttotlen(osl_t *osh, void *p);
329 extern void *pktlast(osl_t *osh, void *p);
330 extern uint pktsegcnt(osl_t *osh, void *p);
331 extern uint pktsegcnt_war(osl_t *osh, void *p);
332 extern uint8 *pktoffset(osl_t *osh, void *p, uint offset);
333
334
335 #define PKTPRIO_VDSCP 0x100
336 #define PKTPRIO_VLAN 0x200
337 #define PKTPRIO_UPD 0x400
338 #define PKTPRIO_DSCP 0x800
339
340 extern uint pktsetprio(void *pkt, bool update_vtag);
341
342
343 extern int bcm_atoi(const char *s);
344 extern ulong bcm_strtoul(const char *cp, char **endp, uint base);
345 extern char *bcmstrstr(const char *haystack, const char *needle);
346 extern char *bcmstrcat(char *dest, const char *src);
347 extern char *bcmstrncat(char *dest, const char *src, uint size);
348 extern ulong wchar2ascii(char *abuf, ushort *wbuf, ushort wbuflen, ulong abuflen);
349 char* bcmstrtok(char **string, const char *delimiters, char *tokdelim);
350 int bcmstricmp(const char *s1, const char *s2);
351 int bcmstrnicmp(const char* s1, const char* s2, int cnt);
352
353
354
355 extern char *bcm_ether_ntoa(const struct ether_addr *ea, char *buf);
356 extern int bcm_ether_atoe(const char *p, struct ether_addr *ea);
357
358
359 struct ipv4_addr;
360 extern char *bcm_ip_ntoa(struct ipv4_addr *ia, char *buf);
361
362
363 extern void bcm_mdelay(uint ms);
364
365 #define NVRAM_RECLAIM_CHECK(name)
366
367 extern char *getvar(char *vars, const char *name);
368 extern int getintvar(char *vars, const char *name);
369 extern int getintvararray(char *vars, const char *name, int index);
370 extern int getintvararraysize(char *vars, const char *name);
371 extern uint getgpiopin(char *vars, char *pin_name, uint def_pin);
372 #define bcm_perf_enable()
373 #define bcmstats(fmt)
374 #define bcmlog(fmt, a1, a2)
375 #define bcmdumplog(buf, size) *buf = '\0'
376 #define bcmdumplogent(buf, idx) -1
377
378 #define bcmtslog(tstamp, fmt, a1, a2)
379 #define bcmprinttslogs()
380 #define bcmprinttstamp(us)
381 #define bcmdumptslog(buf, size)
382
383 extern char *bcm_nvram_vars(uint *length);
384 extern int bcm_nvram_cache(void *sih);
385
386
387
388
389 typedef struct bcm_iovar {
390 const char *name;
391 uint16 varid;
392 uint16 flags;
393 uint16 type;
394 uint16 minlen;
395 } bcm_iovar_t;
396
397
398
399
400 #define IOV_GET 0
401 #define IOV_SET 1
402
403
404 #define IOV_GVAL(id) ((id)*2)
405 #define IOV_SVAL(id) ((id) * 2 + IOV_SET)
406 #define IOV_ISSET(actionid) ((actionid & IOV_SET) == IOV_SET)
407 #define IOV_ID(actionid) (actionid >> 1)
408
409
410
411 extern const bcm_iovar_t *bcm_iovar_lookup(const bcm_iovar_t *table, const char *name);
412 extern int bcm_iovar_lencheck(const bcm_iovar_t *table, void *arg, int len, bool set);
413 #if defined(WLTINYDUMP) || defined(WLMSG_INFORM) || defined(WLMSG_ASSOC) || \
414 defined(WLMSG_PRPKT) || defined(WLMSG_WSEC)
415 extern int bcm_format_ssid(char* buf, const uchar ssid[], uint ssid_len);
416 #endif
417 #endif
418
419
420 #define IOVT_VOID 0
421 #define IOVT_BOOL 1
422 #define IOVT_INT8 2
423 #define IOVT_UINT8 3
424 #define IOVT_INT16 4
425 #define IOVT_UINT16 5
426 #define IOVT_INT32 6
427 #define IOVT_UINT32 7
428 #define IOVT_BUFFER 8
429 #define BCM_IOVT_VALID(type) (((unsigned int)(type)) <= IOVT_BUFFER)
430
431
432 #define BCM_IOV_TYPE_INIT { \
433 "void", \
434 "bool", \
435 "int8", \
436 "uint8", \
437 "int16", \
438 "uint16", \
439 "int32", \
440 "uint32", \
441 "buffer", \
442 "" }
443
444 #define BCM_IOVT_IS_INT(type) (\
445 (type == IOVT_BOOL) || \
446 (type == IOVT_INT8) || \
447 (type == IOVT_UINT8) || \
448 (type == IOVT_INT16) || \
449 (type == IOVT_UINT16) || \
450 (type == IOVT_INT32) || \
451 (type == IOVT_UINT32))
452
453
454
455 #define BCME_STRLEN 64
456 #define VALID_BCMERROR(e) ((e <= 0) && (e >= BCME_LAST))
457
458
459
460
461 #define BCME_OK 0
462 #define BCME_ERROR -1
463 #define BCME_BADARG -2
464 #define BCME_BADOPTION -3
465 #define BCME_NOTUP -4
466 #define BCME_NOTDOWN -5
467 #define BCME_NOTAP -6
468 #define BCME_NOTSTA -7
469 #define BCME_BADKEYIDX -8
470 #define BCME_RADIOOFF -9
471 #define BCME_NOTBANDLOCKED -10
472 #define BCME_NOCLK -11
473 #define BCME_BADRATESET -12
474 #define BCME_BADBAND -13
475 #define BCME_BUFTOOSHORT -14
476 #define BCME_BUFTOOLONG -15
477 #define BCME_BUSY -16
478 #define BCME_NOTASSOCIATED -17
479 #define BCME_BADSSIDLEN -18
480 #define BCME_OUTOFRANGECHAN -19
481 #define BCME_BADCHAN -20
482 #define BCME_BADADDR -21
483 #define BCME_NORESOURCE -22
484 #define BCME_UNSUPPORTED -23
485 #define BCME_BADLEN -24
486 #define BCME_NOTREADY -25
487 #define BCME_EPERM -26
488 #define BCME_NOMEM -27
489 #define BCME_ASSOCIATED -28
490 #define BCME_RANGE -29
491 #define BCME_NOTFOUND -30
492 #define BCME_WME_NOT_ENABLED -31
493 #define BCME_TSPEC_NOTFOUND -32
494 #define BCME_ACM_NOTSUPPORTED -33
495 #define BCME_NOT_WME_ASSOCIATION -34
496 #define BCME_SDIO_ERROR -35
497 #define BCME_DONGLE_DOWN -36
498 #define BCME_VERSION -37
499 #define BCME_TXFAIL -38
500 #define BCME_RXFAIL -39
501 #define BCME_NODEVICE -40
502 #define BCME_NMODE_DISABLED -41
503 #define BCME_NONRESIDENT -42
504 #define BCME_LAST BCME_NONRESIDENT
505
506
507 #define BCMERRSTRINGTABLE { \
508 "OK", \
509 "Undefined error", \
510 "Bad Argument", \
511 "Bad Option", \
512 "Not up", \
513 "Not down", \
514 "Not AP", \
515 "Not STA", \
516 "Bad Key Index", \
517 "Radio Off", \
518 "Not band locked", \
519 "No clock", \
520 "Bad Rate valueset", \
521 "Bad Band", \
522 "Buffer too short", \
523 "Buffer too long", \
524 "Busy", \
525 "Not Associated", \
526 "Bad SSID len", \
527 "Out of Range Channel", \
528 "Bad Channel", \
529 "Bad Address", \
530 "Not Enough Resources", \
531 "Unsupported", \
532 "Bad length", \
533 "Not Ready", \
534 "Not Permitted", \
535 "No Memory", \
536 "Associated", \
537 "Not In Range", \
538 "Not Found", \
539 "WME Not Enabled", \
540 "TSPEC Not Found", \
541 "ACM Not Supported", \
542 "Not WME Association", \
543 "SDIO Bus Error", \
544 "Dongle Not Accessible", \
545 "Incorrect version", \
546 "TX Failure", \
547 "RX Failure", \
548 "Device Not Present", \
549 "NMODE Disabled", \
550 "Nonresident overlay access", \
551 }
552
553 #ifndef ABS
554 #define ABS(a) (((a) < 0)?-(a):(a))
555 #endif
556
557 #ifndef MIN
558 #define MIN(a, b) (((a) < (b))?(a):(b))
559 #endif
560
561 #ifndef MAX
562 #define MAX(a, b) (((a) > (b))?(a):(b))
563 #endif
564
565 #define CEIL(x, y) (((x) + ((y)-1)) / (y))
566 #define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
567 #define ISALIGNED(a, x) (((uintptr)(a) & ((x)-1)) == 0)
568 #define ALIGN_ADDR(addr, boundary) (void *)(((uintptr)(addr) + (boundary) - 1) \
569 & ~((boundary) - 1))
570 #define ALIGN_SIZE(size, boundary) (((size) + (boundary) - 1) \
571 & ~((boundary) - 1))
572 #define ISPOWEROF2(x) ((((x) - 1) & (x)) == 0)
573 #define VALID_MASK(mask) !((mask) & ((mask) + 1))
574
575 #ifndef OFFSETOF
576 #ifdef __ARMCC_VERSION
577
578 #include <stddef.h>
579 #define OFFSETOF(type, member) offsetof(type, member)
580 #else
581 #define OFFSETOF(type, member) ((uint)(uintptr)&((type *)0)->member)
582 #endif
583 #endif
584
585 #ifndef ARRAYSIZE
586 #define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
587 #endif
588
589
590 extern void *_bcmutils_dummy_fn;
591 #define REFERENCE_FUNCTION(f) (_bcmutils_dummy_fn = (void *)(f))
592
593
594 #ifndef setbit
595 #ifndef NBBY
596 #define NBBY 8
597 #endif
598 #define setbit(a, i) (((uint8 *)a)[(i)/NBBY] |= 1<<((i)%NBBY))
599 #define clrbit(a, i) (((uint8 *)a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
600 #define isset(a, i) (((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY)))
601 #define isclr(a, i) ((((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
602 #endif
603
604 #define NBITS(type) (sizeof(type) * 8)
605 #define NBITVAL(nbits) (1 << (nbits))
606 #define MAXBITVAL(nbits) ((1 << (nbits)) - 1)
607 #define NBITMASK(nbits) MAXBITVAL(nbits)
608 #define MAXNBVAL(nbyte) MAXBITVAL((nbyte) * 8)
609
610
611 #define MUX(pred, true, false) ((pred) ? (true) : (false))
612
613
614 #define MODDEC(x, bound) MUX((x) == 0, (bound) - 1, (x) - 1)
615 #define MODINC(x, bound) MUX((x) == (bound) - 1, 0, (x) + 1)
616
617
618 #define MODDEC_POW2(x, bound) (((x) - 1) & ((bound) - 1))
619 #define MODINC_POW2(x, bound) (((x) + 1) & ((bound) - 1))
620
621
622 #define MODADD(x, y, bound) \
623 MUX((x) + (y) >= (bound), (x) + (y) - (bound), (x) + (y))
624 #define MODSUB(x, y, bound) \
625 MUX(((int)(x)) - ((int)(y)) < 0, (x) - (y) + (bound), (x) - (y))
626
627
628 #define MODADD_POW2(x, y, bound) (((x) + (y)) & ((bound) - 1))
629 #define MODSUB_POW2(x, y, bound) (((x) - (y)) & ((bound) - 1))
630
631
632 #define CRC8_INIT_VALUE 0xff
633 #define CRC8_GOOD_VALUE 0x9f
634 #define CRC16_INIT_VALUE 0xffff
635 #define CRC16_GOOD_VALUE 0xf0b8
636 #define CRC32_INIT_VALUE 0xffffffff
637 #define CRC32_GOOD_VALUE 0xdebb20e3
638
639
640 #define MACF "%02x:%02x:%02x:%02x:%02x:%02x"
641 #define ETHERP_TO_MACF(ea) ((struct ether_addr *) (ea))->octet[0], \
642 ((struct ether_addr *) (ea))->octet[1], \
643 ((struct ether_addr *) (ea))->octet[2], \
644 ((struct ether_addr *) (ea))->octet[3], \
645 ((struct ether_addr *) (ea))->octet[4], \
646 ((struct ether_addr *) (ea))->octet[5]
647
648 #define ETHER_TO_MACF(ea) (ea).octet[0], \
649 (ea).octet[1], \
650 (ea).octet[2], \
651 (ea).octet[3], \
652 (ea).octet[4], \
653 (ea).octet[5]
654
655 typedef struct bcm_bit_desc {
656 uint32 bit;
657 const char* name;
658 } bcm_bit_desc_t;
659
660
661 typedef struct bcm_tlv {
662 uint8 id;
663 uint8 len;
664 uint8 data[1];
665 } bcm_tlv_t;
666
667
668 #define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (int)(buflen) >= (int)(2 + (elt)->len))
669
670
671 #define ETHER_ADDR_STR_LEN 18
672
673
674
675 static INLINE void
xor_128bit_block(const uint8 * src1,const uint8 * src2,uint8 * dst)676 xor_128bit_block(const uint8 *src1, const uint8 *src2, uint8 *dst)
677 {
678 if (
679 #ifdef __i386__
680 1 ||
681 #endif
682 (((uintptr)src1 | (uintptr)src2 | (uintptr)dst) & 3) == 0) {
683
684
685 ((uint32 *)dst)[0] = ((const uint32 *)src1)[0] ^ ((const uint32 *)src2)[0];
686 ((uint32 *)dst)[1] = ((const uint32 *)src1)[1] ^ ((const uint32 *)src2)[1];
687 ((uint32 *)dst)[2] = ((const uint32 *)src1)[2] ^ ((const uint32 *)src2)[2];
688 ((uint32 *)dst)[3] = ((const uint32 *)src1)[3] ^ ((const uint32 *)src2)[3];
689 } else {
690
691 int k;
692 for (k = 0; k < 16; k++)
693 dst[k] = src1[k] ^ src2[k];
694 }
695 }
696
697
698
699 extern uint8 hndcrc8(uint8 *p, uint nbytes, uint8 crc);
700 extern uint16 hndcrc16(uint8 *p, uint nbytes, uint16 crc);
701 extern uint32 hndcrc32(uint8 *p, uint nbytes, uint32 crc);
702
703 #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
704 defined(WLMSG_ASSOC)
705 extern int bcm_format_flags(const bcm_bit_desc_t *bd, uint32 flags, char* buf, int len);
706 #endif
707
708 #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
709 defined(WLMSG_ASSOC) || defined(WLMEDIA_PEAKRATE)
710 extern int bcm_format_hex(char *str, const void *bytes, int len);
711 #endif
712
713 extern const char *bcm_crypto_algo_name(uint algo);
714 extern char *bcm_chipname(uint chipid, char *buf, uint len);
715 extern char *bcm_brev_str(uint32 brev, char *buf);
716 extern void printbig(char *buf);
717 extern void prhex(const char *msg, uchar *buf, uint len);
718
719
720 extern bcm_tlv_t *bcm_next_tlv(bcm_tlv_t *elt, int *buflen);
721 extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key);
722 extern bcm_tlv_t *bcm_parse_ordered_tlvs(void *buf, int buflen, uint key);
723
724
725 extern const char *bcmerrorstr(int bcmerror);
726 extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key);
727
728
729 typedef uint32 mbool;
730 #define mboolset(mb, bit) ((mb) |= (bit))
731 #define mboolclr(mb, bit) ((mb) &= ~(bit))
732 #define mboolisset(mb, bit) (((mb) & (bit)) != 0)
733 #define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val)))
734
735
736 struct fielddesc {
737 const char *nameandfmt;
738 uint32 offset;
739 uint32 len;
740 };
741
742 extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size);
743 extern void bcm_bprhex(struct bcmstrbuf *b, const char *msg, bool newline, uint8 *buf, int len);
744
745 extern void bcm_inc_bytes(uchar *num, int num_bytes, uint8 amount);
746 extern int bcm_cmp_bytes(const uchar *arg1, const uchar *arg2, uint8 nbytes);
747 extern void bcm_print_bytes(const char *name, const uchar *cdata, int len);
748
749 typedef uint32 (*bcmutl_rdreg_rtn)(void *arg0, uint arg1, uint32 offset);
750 extern uint bcmdumpfields(bcmutl_rdreg_rtn func_ptr, void *arg0, uint arg1, struct fielddesc *str,
751 char *buf, uint32 bufsize);
752 extern uint bcm_bitcount(uint8 *bitmap, uint bytelength);
753
754 extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...);
755
756
757 extern uint16 bcm_qdbm_to_mw(uint8 qdbm);
758 extern uint8 bcm_mw_to_qdbm(uint16 mw);
759 extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len);
760
761 unsigned int process_nvram_vars(char *varbuf, unsigned int len);
762
763 #ifdef __cplusplus
764 }
765 #endif
766
767 #endif
768