1 /*
2 * Misc useful os-independent macros and functions.
3 *
4 * Copyright (C) 1999-2011, 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,v 13.236.2.16 2011-01-26 00:45:06 Exp $
19 */
20
21
22 #ifndef _bcmutils_h_
23 #define _bcmutils_h_
24
25 #include <stddef.h>
26
27 #define bcm_strcpy_s(dst, noOfElements, src) strcpy((dst), (src))
28 #define bcm_strncpy_s(dst, noOfElements, src, count) strncpy((dst), (src), (count))
29 #define bcm_strcat_s(dst, noOfElements, src) strcat((dst), (src))
30
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34
35
36 #define _BCM_U 0x01
37 #define _BCM_L 0x02
38 #define _BCM_D 0x04
39 #define _BCM_C 0x08
40 #define _BCM_P 0x10
41 #define _BCM_S 0x20
42 #define _BCM_X 0x40
43 #define _BCM_SP 0x80
44
45 extern const unsigned char bcm_ctype[];
46 #define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)])
47
48 #define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0)
49 #define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0)
50 #define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0)
51 #define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0)
52 #define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0)
53 #define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0)
54 #define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0)
55 #define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0)
56 #define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0)
57 #define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0)
58 #define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0)
59 #define bcm_tolower(c) (bcm_isupper((c)) ? ((c) + 'a' - 'A') : (c))
60 #define bcm_toupper(c) (bcm_islower((c)) ? ((c) + 'A' - 'a') : (c))
61
62
63
64 struct bcmstrbuf {
65 char *buf;
66 unsigned int size;
67 char *origbuf;
68 unsigned int origsize;
69 };
70
71
72 #ifdef BCMDRIVER
73 #include <osl.h>
74
75 #define GPIO_PIN_NOTDEFINED 0x20
76
77
78 #define SPINWAIT(exp, us) { \
79 uint countdown = (us) + 9; \
80 while ((exp) && (countdown >= 10)) {\
81 OSL_DELAY(10); \
82 countdown -= 10; \
83 } \
84 }
85
86
87 #ifndef PKTQ_LEN_DEFAULT
88 #define PKTQ_LEN_DEFAULT 128
89 #endif
90 #ifndef PKTQ_MAX_PREC
91 #define PKTQ_MAX_PREC 16
92 #endif
93
94 typedef struct pktq_prec {
95 void *head;
96 void *tail;
97 uint16 len;
98 uint16 max;
99 } pktq_prec_t;
100
101
102
103 struct pktq {
104 uint16 num_prec;
105 uint16 hi_prec;
106 uint16 max;
107 uint16 len;
108
109 struct pktq_prec q[PKTQ_MAX_PREC];
110 };
111
112
113 struct spktq {
114 uint16 num_prec;
115 uint16 hi_prec;
116 uint16 max;
117 uint16 len;
118
119 struct pktq_prec q[1];
120 };
121
122 #define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--)
123
124
125 typedef bool (*ifpkt_cb_t)(void*, int);
126
127 #ifdef BCMPKTPOOL
128 #define POOL_ENAB(pool) ((pool) && (pool)->inited)
129 #if defined(BCM4329C0)
130 #define SHARED_POOL (pktpool_shared_ptr)
131 #else
132 #define SHARED_POOL (pktpool_shared)
133 #endif
134 #else
135 #define POOL_ENAB(bus) 0
136 #define SHARED_POOL ((struct pktpool *)NULL)
137 #endif
138
139 #define PKTPOOL_LEN_MAX 40
140 #define PKTPOOL_CB_MAX 3
141
142 struct pktpool;
143 typedef void (*pktpool_cb_t)(struct pktpool *pool, void *arg);
144 typedef struct {
145 pktpool_cb_t cb;
146 void *arg;
147 } pktpool_cbinfo_t;
148
149 #ifdef BCMDBG_POOL
150
151 #define POOL_IDLE 0
152 #define POOL_RXFILL 1
153 #define POOL_RXDH 2
154 #define POOL_RXD11 3
155 #define POOL_TXDH 4
156 #define POOL_TXD11 5
157 #define POOL_AMPDU 6
158 #define POOL_TXENQ 7
159
160 typedef struct {
161 void *p;
162 uint32 cycles;
163 uint32 dur;
164 } pktpool_dbg_t;
165
166 typedef struct {
167 uint8 txdh;
168 uint8 txd11;
169 uint8 enq;
170 uint8 rxdh;
171 uint8 rxd11;
172 uint8 rxfill;
173 uint8 idle;
174 } pktpool_stats_t;
175 #endif
176
177 typedef struct pktpool {
178 bool inited;
179 uint16 r;
180 uint16 w;
181 uint16 len;
182 uint16 maxlen;
183 uint16 plen;
184 bool istx;
185 bool empty;
186 uint8 cbtoggle;
187 uint8 cbcnt;
188 uint8 ecbcnt;
189 bool emptycb_disable;
190 pktpool_cbinfo_t cbs[PKTPOOL_CB_MAX];
191 pktpool_cbinfo_t ecbs[PKTPOOL_CB_MAX];
192 void *q[PKTPOOL_LEN_MAX + 1];
193
194 #ifdef BCMDBG_POOL
195 uint8 dbg_cbcnt;
196 pktpool_cbinfo_t dbg_cbs[PKTPOOL_CB_MAX];
197 uint16 dbg_qlen;
198 pktpool_dbg_t dbg_q[PKTPOOL_LEN_MAX + 1];
199 #endif
200 } pktpool_t;
201
202 #if defined(BCM4329C0)
203 extern pktpool_t *pktpool_shared_ptr;
204 #else
205 extern pktpool_t *pktpool_shared;
206 #endif
207
208 extern int pktpool_init(osl_t *osh, pktpool_t *pktp, int *pktplen, int plen, bool istx);
209 extern int pktpool_deinit(osl_t *osh, pktpool_t *pktp);
210 extern int pktpool_fill(osl_t *osh, pktpool_t *pktp, bool minimal);
211 extern void* pktpool_get(pktpool_t *pktp);
212 extern void pktpool_free(pktpool_t *pktp, void *p);
213 extern int pktpool_add(pktpool_t *pktp, void *p);
214 extern uint16 pktpool_avail(pktpool_t *pktp);
215 extern int pktpool_avail_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
216 extern int pktpool_empty_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
217 extern int pktpool_setmaxlen(pktpool_t *pktp, uint16 maxlen);
218 extern void pktpool_emptycb_disable(pktpool_t *pktp, bool disable);
219
220 #define POOLPTR(pp) ((pktpool_t *)(pp))
221 #define pktpool_len(pp) (POOLPTR(pp)->len - 1)
222 #define pktpool_plen(pp) (POOLPTR(pp)->plen)
223 #define pktpool_maxlen(pp) (POOLPTR(pp)->maxlen)
224
225 #ifdef BCMDBG_POOL
226 extern int pktpool_dbg_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
227 extern int pktpool_start_trigger(pktpool_t *pktp, void *p);
228 extern int pktpool_dbg_dump(pktpool_t *pktp);
229 extern int pktpool_dbg_notify(pktpool_t *pktp);
230 extern int pktpool_stats_dump(pktpool_t *pktp, pktpool_stats_t *stats);
231 #endif
232
233
234
235 struct ether_addr;
236
237 extern int ether_isbcast(const void *ea);
238 extern int ether_isnulladdr(const void *ea);
239
240
241
242 #define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max))
243 #define pktq_plen(pq, prec) ((pq)->q[prec].len)
244 #define pktq_pavail(pq, prec) ((pq)->q[prec].max - (pq)->q[prec].len)
245 #define pktq_pfull(pq, prec) ((pq)->q[prec].len >= (pq)->q[prec].max)
246 #define pktq_pempty(pq, prec) ((pq)->q[prec].len == 0)
247
248 #define pktq_ppeek(pq, prec) ((pq)->q[prec].head)
249 #define pktq_ppeek_tail(pq, prec) ((pq)->q[prec].tail)
250
251 extern void *pktq_penq(struct pktq *pq, int prec, void *p);
252 extern void *pktq_penq_head(struct pktq *pq, int prec, void *p);
253 extern void *pktq_pdeq(struct pktq *pq, int prec);
254 extern void *pktq_pdeq_tail(struct pktq *pq, int prec);
255
256 extern void pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir,
257 ifpkt_cb_t fn, int arg);
258
259 extern bool pktq_pdel(struct pktq *pq, void *p, int prec);
260
261
262
263 extern int pktq_mlen(struct pktq *pq, uint prec_bmp);
264 extern void *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
265
266
267
268 #define pktq_len(pq) ((int)(pq)->len)
269 #define pktq_max(pq) ((int)(pq)->max)
270 #define pktq_avail(pq) ((int)((pq)->max - (pq)->len))
271 #define pktq_full(pq) ((pq)->len >= (pq)->max)
272 #define pktq_empty(pq) ((pq)->len == 0)
273
274
275 #define pktenq(pq, p) pktq_penq(((struct pktq *)pq), 0, (p))
276 #define pktenq_head(pq, p) pktq_penq_head(((struct pktq *)pq), 0, (p))
277 #define pktdeq(pq) pktq_pdeq(((struct pktq *)pq), 0)
278 #define pktdeq_tail(pq) pktq_pdeq_tail(((struct pktq *)pq), 0)
279 #define pktqinit(pq, len) pktq_init(((struct pktq *)pq), 1, len)
280
281 extern void pktq_init(struct pktq *pq, int num_prec, int max_len);
282
283 extern void *pktq_deq(struct pktq *pq, int *prec_out);
284 extern void *pktq_deq_tail(struct pktq *pq, int *prec_out);
285 extern void *pktq_peek(struct pktq *pq, int *prec_out);
286 extern void *pktq_peek_tail(struct pktq *pq, int *prec_out);
287 extern void pktq_flush(osl_t *osh, struct pktq *pq, bool dir, ifpkt_cb_t fn, int arg);
288
289
290
291 extern uint pktcopy(osl_t *osh, void *p, uint offset, int len, uchar *buf);
292 extern uint pktfrombuf(osl_t *osh, void *p, uint offset, int len, uchar *buf);
293 extern uint pkttotlen(osl_t *osh, void *p);
294 extern void *pktlast(osl_t *osh, void *p);
295 extern uint pktsegcnt(osl_t *osh, void *p);
296
297
298 extern uint pktsetprio(void *pkt, bool update_vtag);
299 #define PKTPRIO_VDSCP 0x100
300 #define PKTPRIO_VLAN 0x200
301 #define PKTPRIO_UPD 0x400
302 #define PKTPRIO_DSCP 0x800
303
304
305 extern int bcm_atoi(char *s);
306 extern ulong bcm_strtoul(char *cp, char **endp, uint base);
307 extern char *bcmstrstr(char *haystack, char *needle);
308 extern char *bcmstrcat(char *dest, const char *src);
309 extern char *bcmstrncat(char *dest, const char *src, uint size);
310 extern ulong wchar2ascii(char *abuf, ushort *wbuf, ushort wbuflen, ulong abuflen);
311 char* bcmstrtok(char **string, const char *delimiters, char *tokdelim);
312 int bcmstricmp(const char *s1, const char *s2);
313 int bcmstrnicmp(const char* s1, const char* s2, int cnt);
314
315
316
317 extern char *bcm_ether_ntoa(const struct ether_addr *ea, char *buf);
318 extern int bcm_ether_atoe(char *p, struct ether_addr *ea);
319
320
321 struct ipv4_addr;
322 extern char *bcm_ip_ntoa(struct ipv4_addr *ia, char *buf);
323
324
325 extern void bcm_mdelay(uint ms);
326
327 extern char *getvar(char *vars, const char *name);
328 extern int getintvar(char *vars, const char *name);
329 extern int getintvararray(char *vars, const char *name, int index);
330 extern int getintvararraysize(char *vars, const char *name);
331 extern uint getgpiopin(char *vars, char *pin_name, uint def_pin);
332 #define bcm_perf_enable()
333 #define bcmstats(fmt)
334 #define bcmlog(fmt, a1, a2)
335 #define bcmdumplog(buf, size) *buf = '\0'
336 #define bcmdumplogent(buf, idx) -1
337
338 #define bcmtslog(tstamp, fmt, a1, a2)
339 #define bcmprinttslogs()
340 #define bcmprinttstamp(us)
341
342 extern char *bcm_nvram_vars(uint *length);
343 extern int bcm_nvram_cache(void *sih);
344
345
346
347
348 typedef struct bcm_iovar {
349 const char *name;
350 uint16 varid;
351 uint16 flags;
352 uint16 type;
353 uint16 minlen;
354 } bcm_iovar_t;
355
356
357
358
359 #define IOV_GET 0
360 #define IOV_SET 1
361
362
363 #define IOV_GVAL(id) ((id)*2)
364 #define IOV_SVAL(id) (((id)*2)+IOV_SET)
365 #define IOV_ISSET(actionid) ((actionid & IOV_SET) == IOV_SET)
366 #define IOV_ID(actionid) (actionid >> 1)
367
368
369
370 extern const bcm_iovar_t *bcm_iovar_lookup(const bcm_iovar_t *table, const char *name);
371 extern int bcm_iovar_lencheck(const bcm_iovar_t *table, void *arg, int len, bool set);
372 #if defined(WLTINYDUMP) || defined(WLMSG_INFORM) || defined(WLMSG_ASSOC) || \
373 defined(WLMSG_PRPKT) || defined(WLMSG_WSEC)
374 extern int bcm_format_ssid(char* buf, const uchar ssid[], uint ssid_len);
375 #endif
376 #endif
377
378
379 #define IOVT_VOID 0
380 #define IOVT_BOOL 1
381 #define IOVT_INT8 2
382 #define IOVT_UINT8 3
383 #define IOVT_INT16 4
384 #define IOVT_UINT16 5
385 #define IOVT_INT32 6
386 #define IOVT_UINT32 7
387 #define IOVT_BUFFER 8
388 #define BCM_IOVT_VALID(type) (((unsigned int)(type)) <= IOVT_BUFFER)
389
390
391 #define BCM_IOV_TYPE_INIT { \
392 "void", \
393 "bool", \
394 "int8", \
395 "uint8", \
396 "int16", \
397 "uint16", \
398 "int32", \
399 "uint32", \
400 "buffer", \
401 "" }
402
403 #define BCM_IOVT_IS_INT(type) (\
404 (type == IOVT_BOOL) || \
405 (type == IOVT_INT8) || \
406 (type == IOVT_UINT8) || \
407 (type == IOVT_INT16) || \
408 (type == IOVT_UINT16) || \
409 (type == IOVT_INT32) || \
410 (type == IOVT_UINT32))
411
412
413
414 #define BCME_STRLEN 64
415 #define VALID_BCMERROR(e) ((e <= 0) && (e >= BCME_LAST))
416
417
418
419
420 #define BCME_OK 0
421 #define BCME_ERROR -1
422 #define BCME_BADARG -2
423 #define BCME_BADOPTION -3
424 #define BCME_NOTUP -4
425 #define BCME_NOTDOWN -5
426 #define BCME_NOTAP -6
427 #define BCME_NOTSTA -7
428 #define BCME_BADKEYIDX -8
429 #define BCME_RADIOOFF -9
430 #define BCME_NOTBANDLOCKED -10
431 #define BCME_NOCLK -11
432 #define BCME_BADRATESET -12
433 #define BCME_BADBAND -13
434 #define BCME_BUFTOOSHORT -14
435 #define BCME_BUFTOOLONG -15
436 #define BCME_BUSY -16
437 #define BCME_NOTASSOCIATED -17
438 #define BCME_BADSSIDLEN -18
439 #define BCME_OUTOFRANGECHAN -19
440 #define BCME_BADCHAN -20
441 #define BCME_BADADDR -21
442 #define BCME_NORESOURCE -22
443 #define BCME_UNSUPPORTED -23
444 #define BCME_BADLEN -24
445 #define BCME_NOTREADY -25
446 #define BCME_EPERM -26
447 #define BCME_NOMEM -27
448 #define BCME_ASSOCIATED -28
449 #define BCME_RANGE -29
450 #define BCME_NOTFOUND -30
451 #define BCME_WME_NOT_ENABLED -31
452 #define BCME_TSPEC_NOTFOUND -32
453 #define BCME_ACM_NOTSUPPORTED -33
454 #define BCME_NOT_WME_ASSOCIATION -34
455 #define BCME_SDIO_ERROR -35
456 #define BCME_DONGLE_DOWN -36
457 #define BCME_VERSION -37
458 #define BCME_TXFAIL -38
459 #define BCME_RXFAIL -39
460 #define BCME_NODEVICE -40
461 #define BCME_NMODE_DISABLED -41
462 #define BCME_NONRESIDENT -42
463 #define BCME_LAST BCME_NONRESIDENT
464
465
466 #define BCMERRSTRINGTABLE { \
467 "OK", \
468 "Undefined error", \
469 "Bad Argument", \
470 "Bad Option", \
471 "Not up", \
472 "Not down", \
473 "Not AP", \
474 "Not STA", \
475 "Bad Key Index", \
476 "Radio Off", \
477 "Not band locked", \
478 "No clock", \
479 "Bad Rate valueset", \
480 "Bad Band", \
481 "Buffer too short", \
482 "Buffer too long", \
483 "Busy", \
484 "Not Associated", \
485 "Bad SSID len", \
486 "Out of Range Channel", \
487 "Bad Channel", \
488 "Bad Address", \
489 "Not Enough Resources", \
490 "Unsupported", \
491 "Bad length", \
492 "Not Ready", \
493 "Not Permitted", \
494 "No Memory", \
495 "Associated", \
496 "Not In Range", \
497 "Not Found", \
498 "WME Not Enabled", \
499 "TSPEC Not Found", \
500 "ACM Not Supported", \
501 "Not WME Association", \
502 "SDIO Bus Error", \
503 "Dongle Not Accessible", \
504 "Incorrect version", \
505 "TX Failure", \
506 "RX Failure", \
507 "Device Not Present", \
508 "NMODE Disabled", \
509 "Nonresident overlay access", \
510 }
511
512 #ifndef ABS
513 #define ABS(a) (((a) < 0)?-(a):(a))
514 #endif
515
516 #ifndef MIN
517 #define MIN(a, b) (((a) < (b))?(a):(b))
518 #endif
519
520 #ifndef MAX
521 #define MAX(a, b) (((a) > (b))?(a):(b))
522 #endif
523
524 #define CEIL(x, y) (((x) + ((y)-1)) / (y))
525 #define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
526 #define ISALIGNED(a, x) (((uintptr)(a) & ((x)-1)) == 0)
527 #define ALIGN_ADDR(addr, boundary) (void *)(((uintptr)(addr) + (boundary) - 1) \
528 & ~((boundary) - 1))
529 #define ISPOWEROF2(x) ((((x)-1)&(x)) == 0)
530 #define VALID_MASK(mask) !((mask) & ((mask) + 1))
531 #ifndef OFFSETOF
532 #define OFFSETOF(type, member) ((uint)offsetof(type, member))
533 #endif
534 #ifndef ARRAYSIZE
535 #define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
536 #endif
537
538
539 extern void *_bcmutils_dummy_fn;
540 #define REFERENCE_FUNCTION(f) (_bcmutils_dummy_fn = (void *)(f))
541
542
543 #ifndef setbit
544 #ifndef NBBY
545 #define NBBY 8
546 #endif
547 #define setbit(a, i) (((uint8 *)a)[(i)/NBBY] |= 1<<((i)%NBBY))
548 #define clrbit(a, i) (((uint8 *)a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
549 #define isset(a, i) (((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY)))
550 #define isclr(a, i) ((((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
551 #endif
552
553 #define NBITS(type) (sizeof(type) * 8)
554 #define NBITVAL(nbits) (1 << (nbits))
555 #define MAXBITVAL(nbits) ((1 << (nbits)) - 1)
556 #define NBITMASK(nbits) MAXBITVAL(nbits)
557 #define MAXNBVAL(nbyte) MAXBITVAL((nbyte) * 8)
558
559
560 #define MUX(pred, true, false) ((pred) ? (true) : (false))
561
562
563 #define MODDEC(x, bound) MUX((x) == 0, (bound) - 1, (x) - 1)
564 #define MODINC(x, bound) MUX((x) == (bound) - 1, 0, (x) + 1)
565
566
567 #define MODDEC_POW2(x, bound) (((x) - 1) & ((bound) - 1))
568 #define MODINC_POW2(x, bound) (((x) + 1) & ((bound) - 1))
569
570
571 #define MODADD(x, y, bound) \
572 MUX((x) + (y) >= (bound), (x) + (y) - (bound), (x) + (y))
573 #define MODSUB(x, y, bound) \
574 MUX(((int)(x)) - ((int)(y)) < 0, (x) - (y) + (bound), (x) - (y))
575
576
577 #define MODADD_POW2(x, y, bound) (((x) + (y)) & ((bound) - 1))
578 #define MODSUB_POW2(x, y, bound) (((x) - (y)) & ((bound) - 1))
579
580
581 #define CRC8_INIT_VALUE 0xff
582 #define CRC8_GOOD_VALUE 0x9f
583 #define CRC16_INIT_VALUE 0xffff
584 #define CRC16_GOOD_VALUE 0xf0b8
585 #define CRC32_INIT_VALUE 0xffffffff
586 #define CRC32_GOOD_VALUE 0xdebb20e3
587
588
589 typedef struct bcm_bit_desc {
590 uint32 bit;
591 const char* name;
592 } bcm_bit_desc_t;
593
594
595 typedef struct bcm_tlv {
596 uint8 id;
597 uint8 len;
598 uint8 data[1];
599 } bcm_tlv_t;
600
601
602 #define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (int)(buflen) >= (int)(2 + (elt)->len))
603
604
605 #define ETHER_ADDR_STR_LEN 18
606
607
608
609 static INLINE void
xor_128bit_block(const uint8 * src1,const uint8 * src2,uint8 * dst)610 xor_128bit_block(const uint8 *src1, const uint8 *src2, uint8 *dst)
611 {
612 if (
613 #ifdef __i386__
614 1 ||
615 #endif
616 (((uintptr)src1 | (uintptr)src2 | (uintptr)dst) & 3) == 0) {
617
618
619 ((uint32 *)dst)[0] = ((const uint32 *)src1)[0] ^ ((const uint32 *)src2)[0];
620 ((uint32 *)dst)[1] = ((const uint32 *)src1)[1] ^ ((const uint32 *)src2)[1];
621 ((uint32 *)dst)[2] = ((const uint32 *)src1)[2] ^ ((const uint32 *)src2)[2];
622 ((uint32 *)dst)[3] = ((const uint32 *)src1)[3] ^ ((const uint32 *)src2)[3];
623 } else {
624
625 int k;
626 for (k = 0; k < 16; k++)
627 dst[k] = src1[k] ^ src2[k];
628 }
629 }
630
631
632
633 extern uint8 hndcrc8(uint8 *p, uint nbytes, uint8 crc);
634 extern uint16 hndcrc16(uint8 *p, uint nbytes, uint16 crc);
635 extern uint32 hndcrc32(uint8 *p, uint nbytes, uint32 crc);
636
637 #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
638 defined(WLMSG_ASSOC)
639 extern int bcm_format_flags(const bcm_bit_desc_t *bd, uint32 flags, char* buf, int len);
640 #endif
641
642 #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
643 defined(WLMSG_ASSOC) || defined(WLMEDIA_PEAKRATE)
644 extern int bcm_format_hex(char *str, const void *bytes, int len);
645 #endif
646
647 extern const char *bcm_crypto_algo_name(uint algo);
648 extern char *bcm_chipname(uint chipid, char *buf, uint len);
649 extern char *bcm_brev_str(uint32 brev, char *buf);
650 extern void printbig(char *buf);
651 extern void prhex(const char *msg, uchar *buf, uint len);
652
653
654 extern bcm_tlv_t *bcm_next_tlv(bcm_tlv_t *elt, int *buflen);
655 extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key);
656 extern bcm_tlv_t *bcm_parse_ordered_tlvs(void *buf, int buflen, uint key);
657
658
659 extern const char *bcmerrorstr(int bcmerror);
660
661
662 typedef uint32 mbool;
663 #define mboolset(mb, bit) ((mb) |= (bit))
664 #define mboolclr(mb, bit) ((mb) &= ~(bit))
665 #define mboolisset(mb, bit) (((mb) & (bit)) != 0)
666 #define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val)))
667
668
669 extern uint16 bcm_qdbm_to_mw(uint8 qdbm);
670 extern uint8 bcm_mw_to_qdbm(uint16 mw);
671
672
673 struct fielddesc {
674 const char *nameandfmt;
675 uint32 offset;
676 uint32 len;
677 };
678
679 extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size);
680 extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...);
681 extern void bcm_inc_bytes(uchar *num, int num_bytes, uint8 amount);
682 extern int bcm_cmp_bytes(uchar *arg1, uchar *arg2, uint8 nbytes);
683 extern void bcm_print_bytes(char *name, const uchar *cdata, int len);
684
685 typedef uint32 (*bcmutl_rdreg_rtn)(void *arg0, uint arg1, uint32 offset);
686 extern uint bcmdumpfields(bcmutl_rdreg_rtn func_ptr, void *arg0, uint arg1, struct fielddesc *str,
687 char *buf, uint32 bufsize);
688
689 extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len);
690 extern uint bcm_bitcount(uint8 *bitmap, uint bytelength);
691
692
693
694 #define SSID_FMT_BUF_LEN ((4 * DOT11_MAX_SSID_LEN) + 1)
695
696 unsigned int process_nvram_vars(char *varbuf, unsigned int len);
697
698 #ifdef __cplusplus
699 }
700 #endif
701
702 #endif
703