1 /* 2 * wpa_supplicant/hostapd / common helper functions, etc. 3 * Copyright (c) 2002-2007, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #ifndef COMMON_H 10 #define COMMON_H 11 12 #include "os.h" 13 14 #if defined(__linux__) || defined(__GLIBC__) 15 #include <endian.h> 16 #include <byteswap.h> 17 #endif /* __linux__ */ 18 19 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || \ 20 defined(__OpenBSD__) 21 #include <sys/types.h> 22 #include <sys/endian.h> 23 #define __BYTE_ORDER _BYTE_ORDER 24 #define __LITTLE_ENDIAN _LITTLE_ENDIAN 25 #define __BIG_ENDIAN _BIG_ENDIAN 26 #ifdef __OpenBSD__ 27 #define bswap_16 swap16 28 #define bswap_32 swap32 29 #define bswap_64 swap64 30 #else /* __OpenBSD__ */ 31 #define bswap_16 bswap16 32 #define bswap_32 bswap32 33 #define bswap_64 bswap64 34 #endif /* __OpenBSD__ */ 35 #endif /* defined(__FreeBSD__) || defined(__NetBSD__) || 36 * defined(__DragonFly__) || defined(__OpenBSD__) */ 37 38 #ifdef __APPLE__ 39 #include <sys/types.h> 40 #include <machine/endian.h> 41 #define __BYTE_ORDER _BYTE_ORDER 42 #define __LITTLE_ENDIAN _LITTLE_ENDIAN 43 #define __BIG_ENDIAN _BIG_ENDIAN 44 static inline unsigned short bswap_16(unsigned short v) 45 { 46 return ((v & 0xff) << 8) | (v >> 8); 47 } 48 49 static inline unsigned int bswap_32(unsigned int v) 50 { 51 return ((v & 0xff) << 24) | ((v & 0xff00) << 8) | 52 ((v & 0xff0000) >> 8) | (v >> 24); 53 } 54 #endif /* __APPLE__ */ 55 56 #ifdef __NetBSD__ 57 #include <net/if.h> 58 #endif 59 60 #ifdef __rtems__ 61 #include <rtems/endian.h> 62 #define __BYTE_ORDER BYTE_ORDER 63 #define __LITTLE_ENDIAN LITTLE_ENDIAN 64 #define __BIG_ENDIAN BIG_ENDIAN 65 #define bswap_16 CPU_swap_u16 66 #define bswap_32 CPU_swap_u32 67 #endif /* __rtems__ */ 68 69 #ifdef CONFIG_NATIVE_WINDOWS 70 #include <winsock.h> 71 72 typedef int socklen_t; 73 74 #ifndef MSG_DONTWAIT 75 #define MSG_DONTWAIT 0 /* not supported */ 76 #endif 77 78 #endif /* CONFIG_NATIVE_WINDOWS */ 79 80 #ifdef _MSC_VER 81 #define inline __inline 82 83 #undef vsnprintf 84 #define vsnprintf _vsnprintf 85 #undef close 86 #define close closesocket 87 #endif /* _MSC_VER */ 88 89 90 /* Define platform specific integer types */ 91 92 #ifdef _MSC_VER 93 typedef UINT64 u64; 94 typedef UINT32 u32; 95 typedef UINT16 u16; 96 typedef UINT8 u8; 97 typedef INT64 s64; 98 typedef INT32 s32; 99 typedef INT16 s16; 100 typedef INT8 s8; 101 #define WPA_TYPES_DEFINED 102 #endif /* _MSC_VER */ 103 104 #ifdef __vxworks 105 typedef unsigned long long u64; 106 typedef UINT32 u32; 107 typedef UINT16 u16; 108 typedef UINT8 u8; 109 typedef long long s64; 110 typedef INT32 s32; 111 typedef INT16 s16; 112 typedef INT8 s8; 113 #define WPA_TYPES_DEFINED 114 #endif /* __vxworks */ 115 116 #ifndef WPA_TYPES_DEFINED 117 #ifdef CONFIG_USE_INTTYPES_H 118 #include <inttypes.h> 119 #else 120 #include <stdint.h> 121 #endif 122 typedef uint64_t u64; 123 typedef uint32_t u32; 124 typedef uint16_t u16; 125 typedef uint8_t u8; 126 typedef int64_t s64; 127 typedef int32_t s32; 128 typedef int16_t s16; 129 typedef int8_t s8; 130 #define WPA_TYPES_DEFINED 131 #endif /* !WPA_TYPES_DEFINED */ 132 133 134 /* Define platform specific byte swapping macros */ 135 136 #if defined(__CYGWIN__) || defined(CONFIG_NATIVE_WINDOWS) 137 138 static inline unsigned short wpa_swap_16(unsigned short v) 139 { 140 return ((v & 0xff) << 8) | (v >> 8); 141 } 142 143 static inline unsigned int wpa_swap_32(unsigned int v) 144 { 145 return ((v & 0xff) << 24) | ((v & 0xff00) << 8) | 146 ((v & 0xff0000) >> 8) | (v >> 24); 147 } 148 149 #define le_to_host16(n) (n) 150 #define host_to_le16(n) (n) 151 #define be_to_host16(n) wpa_swap_16(n) 152 #define host_to_be16(n) wpa_swap_16(n) 153 #define le_to_host32(n) (n) 154 #define host_to_le32(n) (n) 155 #define be_to_host32(n) wpa_swap_32(n) 156 #define host_to_be32(n) wpa_swap_32(n) 157 #define host_to_le64(n) (n) 158 159 #define WPA_BYTE_SWAP_DEFINED 160 161 #endif /* __CYGWIN__ || CONFIG_NATIVE_WINDOWS */ 162 163 164 #ifndef WPA_BYTE_SWAP_DEFINED 165 166 #ifndef __BYTE_ORDER 167 #ifndef __LITTLE_ENDIAN 168 #ifndef __BIG_ENDIAN 169 #define __LITTLE_ENDIAN 1234 170 #define __BIG_ENDIAN 4321 171 #if defined(sparc) 172 #define __BYTE_ORDER __BIG_ENDIAN 173 #endif 174 #endif /* __BIG_ENDIAN */ 175 #endif /* __LITTLE_ENDIAN */ 176 #endif /* __BYTE_ORDER */ 177 178 #if __BYTE_ORDER == __LITTLE_ENDIAN 179 #define le_to_host16(n) ((__force u16) (le16) (n)) 180 #define host_to_le16(n) ((__force le16) (u16) (n)) 181 #define be_to_host16(n) bswap_16((__force u16) (be16) (n)) 182 #define host_to_be16(n) ((__force be16) bswap_16((n))) 183 #define le_to_host32(n) ((__force u32) (le32) (n)) 184 #define host_to_le32(n) ((__force le32) (u32) (n)) 185 #define be_to_host32(n) bswap_32((__force u32) (be32) (n)) 186 #define host_to_be32(n) ((__force be32) bswap_32((n))) 187 #define le_to_host64(n) ((__force u64) (le64) (n)) 188 #define host_to_le64(n) ((__force le64) (u64) (n)) 189 #define be_to_host64(n) bswap_64((__force u64) (be64) (n)) 190 #define host_to_be64(n) ((__force be64) bswap_64((n))) 191 #elif __BYTE_ORDER == __BIG_ENDIAN 192 #define le_to_host16(n) bswap_16(n) 193 #define host_to_le16(n) bswap_16(n) 194 #define be_to_host16(n) (n) 195 #define host_to_be16(n) (n) 196 #define le_to_host32(n) bswap_32(n) 197 #define host_to_le32(n) bswap_32(n) 198 #define be_to_host32(n) (n) 199 #define host_to_be32(n) (n) 200 #define le_to_host64(n) bswap_64(n) 201 #define host_to_le64(n) bswap_64(n) 202 #define be_to_host64(n) (n) 203 #define host_to_be64(n) (n) 204 #ifndef WORDS_BIGENDIAN 205 #define WORDS_BIGENDIAN 206 #endif 207 #else 208 #error Could not determine CPU byte order 209 #endif 210 211 #define WPA_BYTE_SWAP_DEFINED 212 #endif /* !WPA_BYTE_SWAP_DEFINED */ 213 214 215 /* Macros for handling unaligned memory accesses */ 216 217 static inline u16 WPA_GET_BE16(const u8 *a) 218 { 219 return (a[0] << 8) | a[1]; 220 } 221 222 static inline void WPA_PUT_BE16(u8 *a, u16 val) 223 { 224 a[0] = val >> 8; 225 a[1] = val & 0xff; 226 } 227 228 static inline u16 WPA_GET_LE16(const u8 *a) 229 { 230 return (a[1] << 8) | a[0]; 231 } 232 233 static inline void WPA_PUT_LE16(u8 *a, u16 val) 234 { 235 a[1] = val >> 8; 236 a[0] = val & 0xff; 237 } 238 239 static inline u32 WPA_GET_BE24(const u8 *a) 240 { 241 return (a[0] << 16) | (a[1] << 8) | a[2]; 242 } 243 244 static inline void WPA_PUT_BE24(u8 *a, u32 val) 245 { 246 a[0] = (val >> 16) & 0xff; 247 a[1] = (val >> 8) & 0xff; 248 a[2] = val & 0xff; 249 } 250 251 static inline u32 WPA_GET_LE24(const u8 *a) 252 { 253 return (a[2] << 16) | (a[1] << 8) | a[0]; 254 } 255 256 static inline void WPA_PUT_LE24(u8 *a, u32 val) 257 { 258 a[2] = (val >> 16) & 0xff; 259 a[1] = (val >> 8) & 0xff; 260 a[0] = val & 0xff; 261 } 262 263 static inline u32 WPA_GET_BE32(const u8 *a) 264 { 265 return ((u32) a[0] << 24) | (a[1] << 16) | (a[2] << 8) | a[3]; 266 } 267 268 static inline void WPA_PUT_BE32(u8 *a, u32 val) 269 { 270 a[0] = (val >> 24) & 0xff; 271 a[1] = (val >> 16) & 0xff; 272 a[2] = (val >> 8) & 0xff; 273 a[3] = val & 0xff; 274 } 275 276 static inline u32 WPA_GET_LE32(const u8 *a) 277 { 278 return ((u32) a[3] << 24) | (a[2] << 16) | (a[1] << 8) | a[0]; 279 } 280 281 static inline void WPA_PUT_LE32(u8 *a, u32 val) 282 { 283 a[3] = (val >> 24) & 0xff; 284 a[2] = (val >> 16) & 0xff; 285 a[1] = (val >> 8) & 0xff; 286 a[0] = val & 0xff; 287 } 288 289 static inline u64 WPA_GET_BE64(const u8 *a) 290 { 291 return (((u64) a[0]) << 56) | (((u64) a[1]) << 48) | 292 (((u64) a[2]) << 40) | (((u64) a[3]) << 32) | 293 (((u64) a[4]) << 24) | (((u64) a[5]) << 16) | 294 (((u64) a[6]) << 8) | ((u64) a[7]); 295 } 296 297 static inline void WPA_PUT_BE64(u8 *a, u64 val) 298 { 299 a[0] = val >> 56; 300 a[1] = val >> 48; 301 a[2] = val >> 40; 302 a[3] = val >> 32; 303 a[4] = val >> 24; 304 a[5] = val >> 16; 305 a[6] = val >> 8; 306 a[7] = val & 0xff; 307 } 308 309 static inline u64 WPA_GET_LE64(const u8 *a) 310 { 311 return (((u64) a[7]) << 56) | (((u64) a[6]) << 48) | 312 (((u64) a[5]) << 40) | (((u64) a[4]) << 32) | 313 (((u64) a[3]) << 24) | (((u64) a[2]) << 16) | 314 (((u64) a[1]) << 8) | ((u64) a[0]); 315 } 316 317 static inline void WPA_PUT_LE64(u8 *a, u64 val) 318 { 319 a[7] = val >> 56; 320 a[6] = val >> 48; 321 a[5] = val >> 40; 322 a[4] = val >> 32; 323 a[3] = val >> 24; 324 a[2] = val >> 16; 325 a[1] = val >> 8; 326 a[0] = val & 0xff; 327 } 328 329 330 #ifndef ETH_ALEN 331 #define ETH_ALEN 6 332 #endif 333 #ifndef ETH_HLEN 334 #define ETH_HLEN 14 335 #endif 336 #ifndef IFNAMSIZ 337 #define IFNAMSIZ 16 338 #endif 339 #ifndef ETH_P_ALL 340 #define ETH_P_ALL 0x0003 341 #endif 342 #ifndef ETH_P_IP 343 #define ETH_P_IP 0x0800 344 #endif 345 #ifndef ETH_P_80211_ENCAP 346 #define ETH_P_80211_ENCAP 0x890d /* TDLS comes under this category */ 347 #endif 348 #ifndef ETH_P_PAE 349 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 350 #endif /* ETH_P_PAE */ 351 #ifndef ETH_P_EAPOL 352 #define ETH_P_EAPOL ETH_P_PAE 353 #endif /* ETH_P_EAPOL */ 354 #ifndef ETH_P_RSN_PREAUTH 355 #define ETH_P_RSN_PREAUTH 0x88c7 356 #endif /* ETH_P_RSN_PREAUTH */ 357 #ifndef ETH_P_RRB 358 #define ETH_P_RRB 0x890D 359 #endif /* ETH_P_RRB */ 360 #ifndef ETH_P_OUI 361 #define ETH_P_OUI 0x88B7 362 #endif /* ETH_P_OUI */ 363 #ifndef ETH_P_8021Q 364 #define ETH_P_8021Q 0x8100 365 #endif /* ETH_P_8021Q */ 366 367 368 #ifdef __GNUC__ 369 #define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b)))) 370 #define STRUCT_PACKED __attribute__ ((packed)) 371 #else 372 #define PRINTF_FORMAT(a,b) 373 #define STRUCT_PACKED 374 #endif 375 376 377 #ifdef CONFIG_ANSI_C_EXTRA 378 379 #if !defined(_MSC_VER) || _MSC_VER < 1400 380 /* snprintf - used in number of places; sprintf() is _not_ a good replacement 381 * due to possible buffer overflow; see, e.g., 382 * http://www.ijs.si/software/snprintf/ for portable implementation of 383 * snprintf. */ 384 int snprintf(char *str, size_t size, const char *format, ...); 385 386 /* vsnprintf - only used for wpa_msg() in wpa_supplicant.c */ 387 int vsnprintf(char *str, size_t size, const char *format, va_list ap); 388 #endif /* !defined(_MSC_VER) || _MSC_VER < 1400 */ 389 390 /* getopt - only used in main.c */ 391 int getopt(int argc, char *const argv[], const char *optstring); 392 extern char *optarg; 393 extern int optind; 394 395 #ifndef CONFIG_NO_SOCKLEN_T_TYPEDEF 396 #ifndef __socklen_t_defined 397 typedef int socklen_t; 398 #endif 399 #endif 400 401 /* inline - define as __inline or just define it to be empty, if needed */ 402 #ifdef CONFIG_NO_INLINE 403 #define inline 404 #else 405 #define inline __inline 406 #endif 407 408 #ifndef __func__ 409 #define __func__ "__func__ not defined" 410 #endif 411 412 #ifndef bswap_16 413 #define bswap_16(a) ((((u16) (a) << 8) & 0xff00) | (((u16) (a) >> 8) & 0xff)) 414 #endif 415 416 #ifndef bswap_32 417 #define bswap_32(a) ((((u32) (a) << 24) & 0xff000000) | \ 418 (((u32) (a) << 8) & 0xff0000) | \ 419 (((u32) (a) >> 8) & 0xff00) | \ 420 (((u32) (a) >> 24) & 0xff)) 421 #endif 422 423 #ifndef MSG_DONTWAIT 424 #define MSG_DONTWAIT 0 425 #endif 426 427 #ifdef _WIN32_WCE 428 void perror(const char *s); 429 #endif /* _WIN32_WCE */ 430 431 #endif /* CONFIG_ANSI_C_EXTRA */ 432 433 #ifndef MAC2STR 434 #define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] 435 #define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" 436 437 /* 438 * Compact form for string representation of MAC address 439 * To be used, e.g., for constructing dbus paths for P2P Devices 440 */ 441 #define COMPACT_MACSTR "%02x%02x%02x%02x%02x%02x" 442 #endif 443 444 #ifndef BIT 445 #define BIT(x) (1U << (x)) 446 #endif 447 448 #ifndef MIN 449 #define MIN(a, b) ((a) < (b) ? (a) : (b)) 450 #endif 451 #ifndef MAX 452 #define MAX(a, b) (((a) > (b)) ? (a) : (b)) 453 #endif 454 455 /* 456 * Definitions for sparse validation 457 * (http://kernel.org/pub/linux/kernel/people/josh/sparse/) 458 */ 459 #ifdef __CHECKER__ 460 #define __force __attribute__((force)) 461 #undef __bitwise 462 #define __bitwise __attribute__((bitwise)) 463 #else 464 #define __force 465 #undef __bitwise 466 #define __bitwise 467 #endif 468 469 typedef u16 __bitwise be16; 470 typedef u16 __bitwise le16; 471 typedef u32 __bitwise be32; 472 typedef u32 __bitwise le32; 473 typedef u64 __bitwise be64; 474 typedef u64 __bitwise le64; 475 476 #ifndef __must_check 477 #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) 478 #define __must_check __attribute__((__warn_unused_result__)) 479 #else 480 #define __must_check 481 #endif /* __GNUC__ */ 482 #endif /* __must_check */ 483 484 #ifndef __maybe_unused 485 #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) 486 #define __maybe_unused __attribute__((unused)) 487 #else 488 #define __maybe_unused 489 #endif /* __GNUC__ */ 490 #endif /* __must_check */ 491 492 #define SSID_MAX_LEN 32 493 494 struct wpa_ssid_value { 495 u8 ssid[SSID_MAX_LEN]; 496 size_t ssid_len; 497 }; 498 499 int hwaddr_aton(const char *txt, u8 *addr); 500 int hwaddr_masked_aton(const char *txt, u8 *addr, u8 *mask, u8 maskable); 501 int hwaddr_compact_aton(const char *txt, u8 *addr); 502 int hwaddr_aton2(const char *txt, u8 *addr); 503 int hex2num(char c); 504 int hex2byte(const char *hex); 505 int hexstr2bin(const char *hex, u8 *buf, size_t len); 506 void inc_byte_array(u8 *counter, size_t len); 507 void buf_shift_right(u8 *buf, size_t len, size_t bits); 508 void wpa_get_ntp_timestamp(u8 *buf); 509 int wpa_scnprintf(char *buf, size_t size, const char *fmt, ...) 510 PRINTF_FORMAT(3, 4); 511 int wpa_snprintf_hex_sep(char *buf, size_t buf_size, const u8 *data, size_t len, 512 char sep); 513 int wpa_snprintf_hex(char *buf, size_t buf_size, const u8 *data, size_t len); 514 int wpa_snprintf_hex_uppercase(char *buf, size_t buf_size, const u8 *data, 515 size_t len); 516 517 int hwaddr_mask_txt(char *buf, size_t len, const u8 *addr, const u8 *mask); 518 int ssid_parse(const char *buf, struct wpa_ssid_value *ssid); 519 520 #ifdef CONFIG_NATIVE_WINDOWS 521 void wpa_unicode2ascii_inplace(TCHAR *str); 522 TCHAR * wpa_strdup_tchar(const char *str); 523 #else /* CONFIG_NATIVE_WINDOWS */ 524 #define wpa_unicode2ascii_inplace(s) do { } while (0) 525 #define wpa_strdup_tchar(s) strdup((s)) 526 #endif /* CONFIG_NATIVE_WINDOWS */ 527 528 void printf_encode(char *txt, size_t maxlen, const u8 *data, size_t len); 529 size_t printf_decode(u8 *buf, size_t maxlen, const char *str); 530 531 const char * wpa_ssid_txt(const u8 *ssid, size_t ssid_len); 532 533 char * wpa_config_parse_string(const char *value, size_t *len); 534 int is_hex(const u8 *data, size_t len); 535 int has_ctrl_char(const u8 *data, size_t len); 536 int has_newline(const char *str); 537 size_t merge_byte_arrays(u8 *res, size_t res_len, 538 const u8 *src1, size_t src1_len, 539 const u8 *src2, size_t src2_len); 540 char * dup_binstr(const void *src, size_t len); 541 542 static inline int is_zero_ether_addr(const u8 *a) 543 { 544 return !(a[0] | a[1] | a[2] | a[3] | a[4] | a[5]); 545 } 546 547 static inline int is_broadcast_ether_addr(const u8 *a) 548 { 549 return (a[0] & a[1] & a[2] & a[3] & a[4] & a[5]) == 0xff; 550 } 551 552 static inline int is_multicast_ether_addr(const u8 *a) 553 { 554 return a[0] & 0x01; 555 } 556 557 static inline bool ether_addr_equal(const u8 *a, const u8 *b) 558 { 559 return os_memcmp(a, b, ETH_ALEN) == 0; 560 } 561 562 #define broadcast_ether_addr (const u8 *) "\xff\xff\xff\xff\xff\xff" 563 564 #include "wpa_debug.h" 565 566 567 struct wpa_freq_range_list { 568 struct wpa_freq_range { 569 unsigned int min; 570 unsigned int max; 571 } *range; 572 unsigned int num; 573 }; 574 575 int freq_range_list_parse(struct wpa_freq_range_list *res, const char *value); 576 int freq_range_list_includes(const struct wpa_freq_range_list *list, 577 unsigned int freq); 578 char * freq_range_list_str(const struct wpa_freq_range_list *list); 579 580 size_t int_array_len(const int *a); 581 void int_array_concat(int **res, const int *a); 582 void int_array_sort_unique(int *a); 583 void int_array_add_unique(int **res, int a); 584 bool int_array_includes(int *arr, int val); 585 586 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) 587 588 void str_clear_free(char *str); 589 void bin_clear_free(void *bin, size_t len); 590 591 int random_mac_addr(u8 *addr); 592 int random_mac_addr_keep_oui(u8 *addr); 593 594 const char * cstr_token(const char *str, const char *delim, const char **last); 595 char * str_token(char *str, const char *delim, char **context); 596 size_t utf8_escape(const char *inp, size_t in_size, 597 char *outp, size_t out_size); 598 size_t utf8_unescape(const char *inp, size_t in_size, 599 char *outp, size_t out_size); 600 int is_ctrl_char(char c); 601 602 int str_starts(const char *str, const char *start); 603 604 u8 rssi_to_rcpi(int rssi); 605 char * get_param(const char *cmd, const char *param); 606 607 #define for_each_link(__links, __i) \ 608 for ((__i) = 0; (__i) < MAX_NUM_MLD_LINKS; (__i)++) \ 609 if ((__links) & BIT(__i)) 610 611 /* Iterate all links, or, if no link is defined, iterate given index */ 612 #define for_each_link_default(_links, _i, _def_idx) \ 613 for ((_i) = (_links) ? 0 : (_def_idx); \ 614 (_i) < MAX_NUM_MLD_LINKS || \ 615 (!(_links) && (_i) == (_def_idx)); \ 616 (_i)++) \ 617 if (!(_links) || (_links) & BIT(_i)) 618 619 void forced_memzero(void *ptr, size_t len); 620 621 /* 622 * gcc 4.4 ends up generating strict-aliasing warnings about some very common 623 * networking socket uses that do not really result in a real problem and 624 * cannot be easily avoided with union-based type-punning due to struct 625 * definitions including another struct in system header files. To avoid having 626 * to fully disable strict-aliasing warnings, provide a mechanism to hide the 627 * typecast from aliasing for now. A cleaner solution will hopefully be found 628 * in the future to handle these cases. 629 */ 630 void * __hide_aliasing_typecast(void *foo); 631 #define aliasing_hide_typecast(a,t) (t *) __hide_aliasing_typecast((a)) 632 633 #ifdef CONFIG_VALGRIND 634 #include <valgrind/memcheck.h> 635 #define WPA_MEM_DEFINED(ptr, len) VALGRIND_MAKE_MEM_DEFINED((ptr), (len)) 636 #else /* CONFIG_VALGRIND */ 637 #define WPA_MEM_DEFINED(ptr, len) do { } while (0) 638 #endif /* CONFIG_VALGRIND */ 639 640 #endif /* COMMON_H */ 641