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