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/drivers/net/wireless/bcmdhd/include/bcmutils.h

https://bitbucket.org/EaglesBlood_Development/eb_grouper
C Header | 722 lines | 526 code | 171 blank | 25 comment | 54 complexity | 4b8970da7292eed77d0854decb41ed1e MD5 | raw file
  1. /*
  2. * Misc useful os-independent macros and functions.
  3. *
  4. * Copyright (C) 1999-2011, Broadcom Corporation
  5. *
  6. * Unless you and Broadcom execute a separate written software license
  7. * agreement governing use of this software, this software is licensed to you
  8. * under the terms of the GNU General Public License version 2 (the "GPL"),
  9. * available at http://www.broadcom.com/licenses/GPLv2.php, with the
  10. * following added to such license:
  11. *
  12. * As a special exception, the copyright holders of this software give you
  13. * permission to link this software with independent modules, and to copy and
  14. * distribute the resulting executable under terms of your choice, provided that
  15. * you also meet, for each linked independent module, the terms and conditions of
  16. * the license of that module. An independent module is a module which is not
  17. * derived from this software. The special exception does not apply to any
  18. * modifications of the software.
  19. *
  20. * Notwithstanding the above, under no circumstances may you combine this
  21. * software in any way with any other Broadcom software provided under a license
  22. * other than the GPL, without Broadcom's express prior written consent.
  23. *
  24. * $Id: bcmutils.h 294991 2011-11-09 00:17:28Z $
  25. */
  26. #ifndef _bcmutils_h_
  27. #define _bcmutils_h_
  28. #define bcm_strcpy_s(dst, noOfElements, src) strcpy((dst), (src))
  29. #define bcm_strncpy_s(dst, noOfElements, src, count) strncpy((dst), (src), (count))
  30. #define bcm_strcat_s(dst, noOfElements, src) strcat((dst), (src))
  31. #ifdef __cplusplus
  32. extern "C" {
  33. #endif
  34. #define _BCM_U 0x01
  35. #define _BCM_L 0x02
  36. #define _BCM_D 0x04
  37. #define _BCM_C 0x08
  38. #define _BCM_P 0x10
  39. #define _BCM_S 0x20
  40. #define _BCM_X 0x40
  41. #define _BCM_SP 0x80
  42. extern const unsigned char bcm_ctype[];
  43. #define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)])
  44. #define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0)
  45. #define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0)
  46. #define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0)
  47. #define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0)
  48. #define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0)
  49. #define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0)
  50. #define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0)
  51. #define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0)
  52. #define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0)
  53. #define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0)
  54. #define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0)
  55. #define bcm_tolower(c) (bcm_isupper((c)) ? ((c) + 'a' - 'A') : (c))
  56. #define bcm_toupper(c) (bcm_islower((c)) ? ((c) + 'A' - 'a') : (c))
  57. struct bcmstrbuf {
  58. char *buf;
  59. unsigned int size;
  60. char *origbuf;
  61. unsigned int origsize;
  62. };
  63. #ifdef BCMDRIVER
  64. #include <osl.h>
  65. #define GPIO_PIN_NOTDEFINED 0x20
  66. #define SPINWAIT(exp, us) { \
  67. uint countdown = (us) + 9; \
  68. while ((exp) && (countdown >= 10)) {\
  69. OSL_DELAY(10); \
  70. countdown -= 10; \
  71. } \
  72. }
  73. #ifndef PKTQ_LEN_DEFAULT
  74. #define PKTQ_LEN_DEFAULT 128
  75. #endif
  76. #ifndef PKTQ_MAX_PREC
  77. #define PKTQ_MAX_PREC 16
  78. #endif
  79. typedef struct pktq_prec {
  80. void *head;
  81. void *tail;
  82. uint16 len;
  83. uint16 max;
  84. } pktq_prec_t;
  85. struct pktq {
  86. uint16 num_prec;
  87. uint16 hi_prec;
  88. uint16 max;
  89. uint16 len;
  90. struct pktq_prec q[PKTQ_MAX_PREC];
  91. };
  92. struct spktq {
  93. uint16 num_prec;
  94. uint16 hi_prec;
  95. uint16 max;
  96. uint16 len;
  97. struct pktq_prec q[1];
  98. };
  99. #define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--)
  100. typedef bool (*ifpkt_cb_t)(void*, int);
  101. #ifdef BCMPKTPOOL
  102. #define POOL_ENAB(pool) ((pool) && (pool)->inited)
  103. #if defined(BCM4329C0)
  104. #define SHARED_POOL (pktpool_shared_ptr)
  105. #else
  106. #define SHARED_POOL (pktpool_shared)
  107. #endif
  108. #else
  109. #define POOL_ENAB(bus) 0
  110. #define SHARED_POOL ((struct pktpool *)NULL)
  111. #endif
  112. #ifndef PKTPOOL_LEN_MAX
  113. #define PKTPOOL_LEN_MAX 40
  114. #endif
  115. #define PKTPOOL_CB_MAX 3
  116. struct pktpool;
  117. typedef void (*pktpool_cb_t)(struct pktpool *pool, void *arg);
  118. typedef struct {
  119. pktpool_cb_t cb;
  120. void *arg;
  121. } pktpool_cbinfo_t;
  122. #ifdef BCMDBG_POOL
  123. #define POOL_IDLE 0
  124. #define POOL_RXFILL 1
  125. #define POOL_RXDH 2
  126. #define POOL_RXD11 3
  127. #define POOL_TXDH 4
  128. #define POOL_TXD11 5
  129. #define POOL_AMPDU 6
  130. #define POOL_TXENQ 7
  131. typedef struct {
  132. void *p;
  133. uint32 cycles;
  134. uint32 dur;
  135. } pktpool_dbg_t;
  136. typedef struct {
  137. uint8 txdh;
  138. uint8 txd11;
  139. uint8 enq;
  140. uint8 rxdh;
  141. uint8 rxd11;
  142. uint8 rxfill;
  143. uint8 idle;
  144. } pktpool_stats_t;
  145. #endif
  146. typedef struct pktpool {
  147. bool inited;
  148. uint16 r;
  149. uint16 w;
  150. uint16 len;
  151. uint16 maxlen;
  152. uint16 plen;
  153. bool istx;
  154. bool empty;
  155. uint8 cbtoggle;
  156. uint8 cbcnt;
  157. uint8 ecbcnt;
  158. bool emptycb_disable;
  159. pktpool_cbinfo_t cbs[PKTPOOL_CB_MAX];
  160. pktpool_cbinfo_t ecbs[PKTPOOL_CB_MAX];
  161. void *q[PKTPOOL_LEN_MAX + 1];
  162. #ifdef BCMDBG_POOL
  163. uint8 dbg_cbcnt;
  164. pktpool_cbinfo_t dbg_cbs[PKTPOOL_CB_MAX];
  165. uint16 dbg_qlen;
  166. pktpool_dbg_t dbg_q[PKTPOOL_LEN_MAX + 1];
  167. #endif
  168. } pktpool_t;
  169. #if defined(BCM4329C0)
  170. extern pktpool_t *pktpool_shared_ptr;
  171. #else
  172. extern pktpool_t *pktpool_shared;
  173. #endif
  174. extern int pktpool_init(osl_t *osh, pktpool_t *pktp, int *pktplen, int plen, bool istx);
  175. extern int pktpool_deinit(osl_t *osh, pktpool_t *pktp);
  176. extern int pktpool_fill(osl_t *osh, pktpool_t *pktp, bool minimal);
  177. extern void* pktpool_get(pktpool_t *pktp);
  178. extern void pktpool_free(pktpool_t *pktp, void *p);
  179. extern int pktpool_add(pktpool_t *pktp, void *p);
  180. extern uint16 pktpool_avail(pktpool_t *pktp);
  181. extern int pktpool_avail_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
  182. extern int pktpool_empty_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
  183. extern int pktpool_setmaxlen(pktpool_t *pktp, uint16 maxlen);
  184. extern int pktpool_setmaxlen_strict(osl_t *osh, pktpool_t *pktp, uint16 maxlen);
  185. extern void pktpool_emptycb_disable(pktpool_t *pktp, bool disable);
  186. extern bool pktpool_emptycb_disabled(pktpool_t *pktp);
  187. #define POOLPTR(pp) ((pktpool_t *)(pp))
  188. #define pktpool_len(pp) (POOLPTR(pp)->len - 1)
  189. #define pktpool_plen(pp) (POOLPTR(pp)->plen)
  190. #define pktpool_maxlen(pp) (POOLPTR(pp)->maxlen)
  191. #ifdef BCMDBG_POOL
  192. extern int pktpool_dbg_register(pktpool_t *pktp, pktpool_cb_t cb, void *arg);
  193. extern int pktpool_start_trigger(pktpool_t *pktp, void *p);
  194. extern int pktpool_dbg_dump(pktpool_t *pktp);
  195. extern int pktpool_dbg_notify(pktpool_t *pktp);
  196. extern int pktpool_stats_dump(pktpool_t *pktp, pktpool_stats_t *stats);
  197. #endif
  198. struct ether_addr;
  199. extern int ether_isbcast(const void *ea);
  200. extern int ether_isnulladdr(const void *ea);
  201. #define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max))
  202. #define pktq_plen(pq, prec) ((pq)->q[prec].len)
  203. #define pktq_pavail(pq, prec) ((pq)->q[prec].max - (pq)->q[prec].len)
  204. #define pktq_pfull(pq, prec) ((pq)->q[prec].len >= (pq)->q[prec].max)
  205. #define pktq_pempty(pq, prec) ((pq)->q[prec].len == 0)
  206. #define pktq_ppeek(pq, prec) ((pq)->q[prec].head)
  207. #define pktq_ppeek_tail(pq, prec) ((pq)->q[prec].tail)
  208. extern void *pktq_penq(struct pktq *pq, int prec, void *p);
  209. extern void *pktq_penq_head(struct pktq *pq, int prec, void *p);
  210. extern void *pktq_pdeq(struct pktq *pq, int prec);
  211. extern void *pktq_pdeq_tail(struct pktq *pq, int prec);
  212. extern void pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir,
  213. ifpkt_cb_t fn, int arg);
  214. extern bool pktq_pdel(struct pktq *pq, void *p, int prec);
  215. extern int pktq_mlen(struct pktq *pq, uint prec_bmp);
  216. extern void *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
  217. #define pktq_len(pq) ((int)(pq)->len)
  218. #define pktq_max(pq) ((int)(pq)->max)
  219. #define pktq_avail(pq) ((int)((pq)->max - (pq)->len))
  220. #define pktq_full(pq) ((pq)->len >= (pq)->max)
  221. #define pktq_empty(pq) ((pq)->len == 0)
  222. #define pktenq(pq, p) pktq_penq(((struct pktq *)pq), 0, (p))
  223. #define pktenq_head(pq, p) pktq_penq_head(((struct pktq *)pq), 0, (p))
  224. #define pktdeq(pq) pktq_pdeq(((struct pktq *)pq), 0)
  225. #define pktdeq_tail(pq) pktq_pdeq_tail(((struct pktq *)pq), 0)
  226. #define pktqinit(pq, len) pktq_init(((struct pktq *)pq), 1, len)
  227. extern void pktq_init(struct pktq *pq, int num_prec, int max_len);
  228. extern void *pktq_deq(struct pktq *pq, int *prec_out);
  229. extern void *pktq_deq_tail(struct pktq *pq, int *prec_out);
  230. extern void *pktq_peek(struct pktq *pq, int *prec_out);
  231. extern void *pktq_peek_tail(struct pktq *pq, int *prec_out);
  232. extern void pktq_flush(osl_t *osh, struct pktq *pq, bool dir, ifpkt_cb_t fn, int arg);
  233. extern uint pktcopy(osl_t *osh, void *p, uint offset, int len, uchar *buf);
  234. extern uint pktfrombuf(osl_t *osh, void *p, uint offset, int len, uchar *buf);
  235. extern uint pkttotlen(osl_t *osh, void *p);
  236. extern void *pktlast(osl_t *osh, void *p);
  237. extern uint pktsegcnt(osl_t *osh, void *p);
  238. extern uint pktsetprio(void *pkt, bool update_vtag);
  239. #define PKTPRIO_VDSCP 0x100
  240. #define PKTPRIO_VLAN 0x200
  241. #define PKTPRIO_UPD 0x400
  242. #define PKTPRIO_DSCP 0x800
  243. extern int bcm_atoi(char *s);
  244. extern ulong bcm_strtoul(char *cp, char **endp, uint base);
  245. extern char *bcmstrstr(char *haystack, char *needle);
  246. extern char *bcmstrcat(char *dest, const char *src);
  247. extern char *bcmstrncat(char *dest, const char *src, uint size);
  248. extern ulong wchar2ascii(char *abuf, ushort *wbuf, ushort wbuflen, ulong abuflen);
  249. char* bcmstrtok(char **string, const char *delimiters, char *tokdelim);
  250. int bcmstricmp(const char *s1, const char *s2);
  251. int bcmstrnicmp(const char* s1, const char* s2, int cnt);
  252. extern char *bcm_ether_ntoa(const struct ether_addr *ea, char *buf);
  253. extern int bcm_ether_atoe(char *p, struct ether_addr *ea);
  254. struct ipv4_addr;
  255. extern char *bcm_ip_ntoa(struct ipv4_addr *ia, char *buf);
  256. extern void bcm_mdelay(uint ms);
  257. #define NVRAM_RECLAIM_CHECK(name)
  258. extern char *getvar(char *vars, const char *name);
  259. extern int getintvar(char *vars, const char *name);
  260. extern int getintvararray(char *vars, const char *name, int index);
  261. extern int getintvararraysize(char *vars, const char *name);
  262. extern uint getgpiopin(char *vars, char *pin_name, uint def_pin);
  263. #define bcm_perf_enable()
  264. #define bcmstats(fmt)
  265. #define bcmlog(fmt, a1, a2)
  266. #define bcmdumplog(buf, size) *buf = '\0'
  267. #define bcmdumplogent(buf, idx) -1
  268. #define bcmtslog(tstamp, fmt, a1, a2)
  269. #define bcmprinttslogs()
  270. #define bcmprinttstamp(us)
  271. extern char *bcm_nvram_vars(uint *length);
  272. extern int bcm_nvram_cache(void *sih);
  273. typedef struct bcm_iovar {
  274. const char *name;
  275. uint16 varid;
  276. uint16 flags;
  277. uint16 type;
  278. uint16 minlen;
  279. } bcm_iovar_t;
  280. #define IOV_GET 0
  281. #define IOV_SET 1
  282. #define IOV_GVAL(id) ((id)*2)
  283. #define IOV_SVAL(id) (((id)*2)+IOV_SET)
  284. #define IOV_ISSET(actionid) ((actionid & IOV_SET) == IOV_SET)
  285. #define IOV_ID(actionid) (actionid >> 1)
  286. extern const bcm_iovar_t *bcm_iovar_lookup(const bcm_iovar_t *table, const char *name);
  287. extern int bcm_iovar_lencheck(const bcm_iovar_t *table, void *arg, int len, bool set);
  288. #if defined(WLTINYDUMP) || defined(WLMSG_INFORM) || defined(WLMSG_ASSOC) || \
  289. defined(WLMSG_PRPKT) || defined(WLMSG_WSEC)
  290. extern int bcm_format_ssid(char* buf, const uchar ssid[], uint ssid_len);
  291. #endif
  292. #endif
  293. #define IOVT_VOID 0
  294. #define IOVT_BOOL 1
  295. #define IOVT_INT8 2
  296. #define IOVT_UINT8 3
  297. #define IOVT_INT16 4
  298. #define IOVT_UINT16 5
  299. #define IOVT_INT32 6
  300. #define IOVT_UINT32 7
  301. #define IOVT_BUFFER 8
  302. #define BCM_IOVT_VALID(type) (((unsigned int)(type)) <= IOVT_BUFFER)
  303. #define BCM_IOV_TYPE_INIT { \
  304. "void", \
  305. "bool", \
  306. "int8", \
  307. "uint8", \
  308. "int16", \
  309. "uint16", \
  310. "int32", \
  311. "uint32", \
  312. "buffer", \
  313. "" }
  314. #define BCM_IOVT_IS_INT(type) (\
  315. (type == IOVT_BOOL) || \
  316. (type == IOVT_INT8) || \
  317. (type == IOVT_UINT8) || \
  318. (type == IOVT_INT16) || \
  319. (type == IOVT_UINT16) || \
  320. (type == IOVT_INT32) || \
  321. (type == IOVT_UINT32))
  322. #define BCME_STRLEN 64
  323. #define VALID_BCMERROR(e) ((e <= 0) && (e >= BCME_LAST))
  324. #define BCME_OK 0
  325. #define BCME_ERROR -1
  326. #define BCME_BADARG -2
  327. #define BCME_BADOPTION -3
  328. #define BCME_NOTUP -4
  329. #define BCME_NOTDOWN -5
  330. #define BCME_NOTAP -6
  331. #define BCME_NOTSTA -7
  332. #define BCME_BADKEYIDX -8
  333. #define BCME_RADIOOFF -9
  334. #define BCME_NOTBANDLOCKED -10
  335. #define BCME_NOCLK -11
  336. #define BCME_BADRATESET -12
  337. #define BCME_BADBAND -13
  338. #define BCME_BUFTOOSHORT -14
  339. #define BCME_BUFTOOLONG -15
  340. #define BCME_BUSY -16
  341. #define BCME_NOTASSOCIATED -17
  342. #define BCME_BADSSIDLEN -18
  343. #define BCME_OUTOFRANGECHAN -19
  344. #define BCME_BADCHAN -20
  345. #define BCME_BADADDR -21
  346. #define BCME_NORESOURCE -22
  347. #define BCME_UNSUPPORTED -23
  348. #define BCME_BADLEN -24
  349. #define BCME_NOTREADY -25
  350. #define BCME_EPERM -26
  351. #define BCME_NOMEM -27
  352. #define BCME_ASSOCIATED -28
  353. #define BCME_RANGE -29
  354. #define BCME_NOTFOUND -30
  355. #define BCME_WME_NOT_ENABLED -31
  356. #define BCME_TSPEC_NOTFOUND -32
  357. #define BCME_ACM_NOTSUPPORTED -33
  358. #define BCME_NOT_WME_ASSOCIATION -34
  359. #define BCME_SDIO_ERROR -35
  360. #define BCME_DONGLE_DOWN -36
  361. #define BCME_VERSION -37
  362. #define BCME_TXFAIL -38
  363. #define BCME_RXFAIL -39
  364. #define BCME_NODEVICE -40
  365. #define BCME_NMODE_DISABLED -41
  366. #define BCME_NONRESIDENT -42
  367. #define BCME_LAST BCME_NONRESIDENT
  368. #define BCMERRSTRINGTABLE { \
  369. "OK", \
  370. "Undefined error", \
  371. "Bad Argument", \
  372. "Bad Option", \
  373. "Not up", \
  374. "Not down", \
  375. "Not AP", \
  376. "Not STA", \
  377. "Bad Key Index", \
  378. "Radio Off", \
  379. "Not band locked", \
  380. "No clock", \
  381. "Bad Rate valueset", \
  382. "Bad Band", \
  383. "Buffer too short", \
  384. "Buffer too long", \
  385. "Busy", \
  386. "Not Associated", \
  387. "Bad SSID len", \
  388. "Out of Range Channel", \
  389. "Bad Channel", \
  390. "Bad Address", \
  391. "Not Enough Resources", \
  392. "Unsupported", \
  393. "Bad length", \
  394. "Not Ready", \
  395. "Not Permitted", \
  396. "No Memory", \
  397. "Associated", \
  398. "Not In Range", \
  399. "Not Found", \
  400. "WME Not Enabled", \
  401. "TSPEC Not Found", \
  402. "ACM Not Supported", \
  403. "Not WME Association", \
  404. "SDIO Bus Error", \
  405. "Dongle Not Accessible", \
  406. "Incorrect version", \
  407. "TX Failure", \
  408. "RX Failure", \
  409. "Device Not Present", \
  410. "NMODE Disabled", \
  411. "Nonresident overlay access", \
  412. }
  413. #ifndef ABS
  414. #define ABS(a) (((a) < 0)?-(a):(a))
  415. #endif
  416. #ifndef MIN
  417. #define MIN(a, b) (((a) < (b))?(a):(b))
  418. #endif
  419. #ifndef MAX
  420. #define MAX(a, b) (((a) > (b))?(a):(b))
  421. #endif
  422. #define CEIL(x, y) (((x) + ((y)-1)) / (y))
  423. #define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
  424. #define ISALIGNED(a, x) (((uintptr)(a) & ((x)-1)) == 0)
  425. #define ALIGN_ADDR(addr, boundary) (void *)(((uintptr)(addr) + (boundary) - 1) \
  426. & ~((boundary) - 1))
  427. #define ISPOWEROF2(x) ((((x)-1)&(x)) == 0)
  428. #define VALID_MASK(mask) !((mask) & ((mask) + 1))
  429. #ifndef OFFSETOF
  430. #ifdef __ARMCC_VERSION
  431. #include <stddef.h>
  432. #define OFFSETOF(type, member) offsetof(type, member)
  433. #else
  434. #define OFFSETOF(type, member) ((uint)(uintptr)&((type *)0)->member)
  435. #endif
  436. #endif
  437. #ifndef ARRAYSIZE
  438. #define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
  439. #endif
  440. extern void *_bcmutils_dummy_fn;
  441. #define REFERENCE_FUNCTION(f) (_bcmutils_dummy_fn = (void *)(f))
  442. #ifndef setbit
  443. #ifndef NBBY
  444. #define NBBY 8
  445. #endif
  446. #define setbit(a, i) (((uint8 *)a)[(i)/NBBY] |= 1<<((i)%NBBY))
  447. #define clrbit(a, i) (((uint8 *)a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
  448. #define isset(a, i) (((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY)))
  449. #define isclr(a, i) ((((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
  450. #endif
  451. #define NBITS(type) (sizeof(type) * 8)
  452. #define NBITVAL(nbits) (1 << (nbits))
  453. #define MAXBITVAL(nbits) ((1 << (nbits)) - 1)
  454. #define NBITMASK(nbits) MAXBITVAL(nbits)
  455. #define MAXNBVAL(nbyte) MAXBITVAL((nbyte) * 8)
  456. #define MUX(pred, true, false) ((pred) ? (true) : (false))
  457. #define MODDEC(x, bound) MUX((x) == 0, (bound) - 1, (x) - 1)
  458. #define MODINC(x, bound) MUX((x) == (bound) - 1, 0, (x) + 1)
  459. #define MODDEC_POW2(x, bound) (((x) - 1) & ((bound) - 1))
  460. #define MODINC_POW2(x, bound) (((x) + 1) & ((bound) - 1))
  461. #define MODADD(x, y, bound) \
  462. MUX((x) + (y) >= (bound), (x) + (y) - (bound), (x) + (y))
  463. #define MODSUB(x, y, bound) \
  464. MUX(((int)(x)) - ((int)(y)) < 0, (x) - (y) + (bound), (x) - (y))
  465. #define MODADD_POW2(x, y, bound) (((x) + (y)) & ((bound) - 1))
  466. #define MODSUB_POW2(x, y, bound) (((x) - (y)) & ((bound) - 1))
  467. #define CRC8_INIT_VALUE 0xff
  468. #define CRC8_GOOD_VALUE 0x9f
  469. #define CRC16_INIT_VALUE 0xffff
  470. #define CRC16_GOOD_VALUE 0xf0b8
  471. #define CRC32_INIT_VALUE 0xffffffff
  472. #define CRC32_GOOD_VALUE 0xdebb20e3
  473. #define MACDBG "%02x:%02x:%02x:%02x:%02x:%02x"
  474. #define MAC2STRDBG(ea) (ea)[0], (ea)[1], (ea)[2], (ea)[3], (ea)[4], (ea)[5]
  475. typedef struct bcm_bit_desc {
  476. uint32 bit;
  477. const char* name;
  478. } bcm_bit_desc_t;
  479. typedef struct bcm_tlv {
  480. uint8 id;
  481. uint8 len;
  482. uint8 data[1];
  483. } bcm_tlv_t;
  484. #define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (int)(buflen) >= (int)(2 + (elt)->len))
  485. #define ETHER_ADDR_STR_LEN 18
  486. static INLINE void
  487. xor_128bit_block(const uint8 *src1, const uint8 *src2, uint8 *dst)
  488. {
  489. if (
  490. #ifdef __i386__
  491. 1 ||
  492. #endif
  493. (((uintptr)src1 | (uintptr)src2 | (uintptr)dst) & 3) == 0) {
  494. ((uint32 *)dst)[0] = ((const uint32 *)src1)[0] ^ ((const uint32 *)src2)[0];
  495. ((uint32 *)dst)[1] = ((const uint32 *)src1)[1] ^ ((const uint32 *)src2)[1];
  496. ((uint32 *)dst)[2] = ((const uint32 *)src1)[2] ^ ((const uint32 *)src2)[2];
  497. ((uint32 *)dst)[3] = ((const uint32 *)src1)[3] ^ ((const uint32 *)src2)[3];
  498. } else {
  499. int k;
  500. for (k = 0; k < 16; k++)
  501. dst[k] = src1[k] ^ src2[k];
  502. }
  503. }
  504. extern uint8 hndcrc8(uint8 *p, uint nbytes, uint8 crc);
  505. extern uint16 hndcrc16(uint8 *p, uint nbytes, uint16 crc);
  506. extern uint32 hndcrc32(uint8 *p, uint nbytes, uint32 crc);
  507. #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
  508. defined(WLMSG_ASSOC)
  509. extern int bcm_format_flags(const bcm_bit_desc_t *bd, uint32 flags, char* buf, int len);
  510. #endif
  511. #if defined(DHD_DEBUG) || defined(WLMSG_PRHDRS) || defined(WLMSG_PRPKT) || \
  512. defined(WLMSG_ASSOC) || defined(WLMEDIA_PEAKRATE)
  513. extern int bcm_format_hex(char *str, const void *bytes, int len);
  514. #endif
  515. extern const char *bcm_crypto_algo_name(uint algo);
  516. extern char *bcm_chipname(uint chipid, char *buf, uint len);
  517. extern char *bcm_brev_str(uint32 brev, char *buf);
  518. extern void printbig(char *buf);
  519. extern void prhex(const char *msg, uchar *buf, uint len);
  520. extern bcm_tlv_t *bcm_next_tlv(bcm_tlv_t *elt, int *buflen);
  521. extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key);
  522. extern bcm_tlv_t *bcm_parse_ordered_tlvs(void *buf, int buflen, uint key);
  523. extern const char *bcmerrorstr(int bcmerror);
  524. typedef uint32 mbool;
  525. #define mboolset(mb, bit) ((mb) |= (bit))
  526. #define mboolclr(mb, bit) ((mb) &= ~(bit))
  527. #define mboolisset(mb, bit) (((mb) & (bit)) != 0)
  528. #define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val)))
  529. extern uint16 bcm_qdbm_to_mw(uint8 qdbm);
  530. extern uint8 bcm_mw_to_qdbm(uint16 mw);
  531. struct fielddesc {
  532. const char *nameandfmt;
  533. uint32 offset;
  534. uint32 len;
  535. };
  536. extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size);
  537. extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...);
  538. extern void bcm_inc_bytes(uchar *num, int num_bytes, uint8 amount);
  539. extern int bcm_cmp_bytes(uchar *arg1, uchar *arg2, uint8 nbytes);
  540. extern void bcm_print_bytes(char *name, const uchar *cdata, int len);
  541. typedef uint32 (*bcmutl_rdreg_rtn)(void *arg0, uint arg1, uint32 offset);
  542. extern uint bcmdumpfields(bcmutl_rdreg_rtn func_ptr, void *arg0, uint arg1, struct fielddesc *str,
  543. char *buf, uint32 bufsize);
  544. extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len);
  545. extern uint bcm_bitcount(uint8 *bitmap, uint bytelength);
  546. #define SSID_FMT_BUF_LEN ((4 * DOT11_MAX_SSID_LEN) + 1)
  547. unsigned int process_nvram_vars(char *varbuf, unsigned int len);
  548. #ifdef __cplusplus
  549. }
  550. #endif
  551. #endif