common.h revision c5ec7f57ead87efa365800228aa0b09a12d9e6c4
18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_supplicant/hostapd / common helper functions, etc. 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2002-2007, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef COMMON_H 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define COMMON_H 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "os.h" 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(__linux__) || defined(__GLIBC__) 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <endian.h> 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <byteswap.h> 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __linux__ */ 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || \ 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt defined(__OpenBSD__) 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/types.h> 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/endian.h> 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER _BYTE_ORDER 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN _LITTLE_ENDIAN 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN _BIG_ENDIAN 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __OpenBSD__ 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_16 swap16 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_32 swap32 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_64 swap64 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* __OpenBSD__ */ 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_16 bswap16 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_32 bswap32 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_64 bswap64 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __OpenBSD__ */ 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* defined(__FreeBSD__) || defined(__NetBSD__) || 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * defined(__DragonFly__) || defined(__OpenBSD__) */ 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __APPLE__ 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/types.h> 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <machine/endian.h> 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER _BYTE_ORDER 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN _LITTLE_ENDIAN 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN _BIG_ENDIAN 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned short bswap_16(unsigned short v) 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 8) | (v >> 8); 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned int bswap_32(unsigned int v) 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 24) | ((v & 0xff00) << 8) | 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((v & 0xff0000) >> 8) | (v >> 24); 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __APPLE__ */ 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_TI_COMPILER 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN 4321 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN 1234 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __big_endian__ 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER __BIG_ENDIAN 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER __LITTLE_ENDIAN 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_TI_COMPILER */ 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __SYMBIAN32__ 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN 4321 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN 1234 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER __LITTLE_ENDIAN 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __SYMBIAN32__ */ 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_NATIVE_WINDOWS 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <winsock.h> 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int socklen_t; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MSG_DONTWAIT 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MSG_DONTWAIT 0 /* not supported */ 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _MSC_VER 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline __inline 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#undef vsnprintf 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define vsnprintf _vsnprintf 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#undef close 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define close closesocket 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _MSC_VER */ 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Define platform specific integer types */ 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _MSC_VER 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT64 u64; 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT32 u32; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT16 u16; 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT8 u8; 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT64 s64; 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT32 s32; 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT16 s16; 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT8 s8; 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _MSC_VER */ 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __vxworks 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long long u64; 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT32 u32; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT16 u16; 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT8 u8; 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef long long s64; 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT32 s32; 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT16 s16; 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT8 s8; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __vxworks */ 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_TI_COMPILER 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _LLONG_AVAILABLE 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long long u64; 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * TODO: 64-bit variable not available. Using long as a workaround to test the 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * build, but this will likely not work for all operations. 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long u64; 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned int u32; 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned short u16; 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned char u8; 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_TI_COMPILER */ 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __SYMBIAN32__ 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __REMOVE_PLATSEC_DIAGNOSTICS__ 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <e32def.h> 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef TUint64 u64; 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef TUint32 u32; 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef TUint16 u16; 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef TUint8 u8; 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __SYMBIAN32__ */ 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WPA_TYPES_DEFINED 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_USE_INTTYPES_H 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <inttypes.h> 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <stdint.h> 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint64_t u64; 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint32_t u32; 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint16_t u16; 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint8_t u8; 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int64_t s64; 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int32_t s32; 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int16_t s16; 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int8_t s8; 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !WPA_TYPES_DEFINED */ 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Define platform specific byte swapping macros */ 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(__CYGWIN__) || defined(CONFIG_NATIVE_WINDOWS) 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned short wpa_swap_16(unsigned short v) 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 8) | (v >> 8); 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned int wpa_swap_32(unsigned int v) 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 24) | ((v & 0xff00) << 8) | 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((v & 0xff0000) >> 8) | (v >> 24); 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) (n) 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) (n) 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) wpa_swap_16(n) 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) wpa_swap_16(n) 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) (n) 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) wpa_swap_32(n) 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) wpa_swap_32(n) 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_BYTE_SWAP_DEFINED 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __CYGWIN__ || CONFIG_NATIVE_WINDOWS */ 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WPA_BYTE_SWAP_DEFINED 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __BYTE_ORDER 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __LITTLE_ENDIAN 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __BIG_ENDIAN 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN 1234 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN 4321 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(sparc) 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER __BIG_ENDIAN 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __BIG_ENDIAN */ 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __LITTLE_ENDIAN */ 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __BYTE_ORDER */ 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if __BYTE_ORDER == __LITTLE_ENDIAN 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) ((__force u16) (le16) (n)) 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) ((__force le16) (u16) (n)) 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) bswap_16((__force u16) (be16) (n)) 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) ((__force be16) bswap_16((n))) 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) ((__force u32) (le32) (n)) 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le32(n) ((__force le32) (u32) (n)) 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) bswap_32((__force u32) (be32) (n)) 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) ((__force be32) bswap_32((n))) 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host64(n) ((__force u64) (le64) (n)) 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le64(n) ((__force le64) (u64) (n)) 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host64(n) bswap_64((__force u64) (be64) (n)) 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be64(n) ((__force be64) bswap_64((n))) 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#elif __BYTE_ORDER == __BIG_ENDIAN 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) bswap_16(n) 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) bswap_16(n) 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) (n) 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) (n) 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) bswap_32(n) 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) (n) 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) (n) 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host64(n) bswap_64(n) 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le64(n) bswap_64(n) 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host64(n) (n) 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be64(n) (n) 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WORDS_BIGENDIAN 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WORDS_BIGENDIAN 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#error Could not determine CPU byte order 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_BYTE_SWAP_DEFINED 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !WPA_BYTE_SWAP_DEFINED */ 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Macros for handling unaligned memory accesses */ 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_BE16(a) ((u16) (((a)[0] << 8) | (a)[1])) 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_BE16(a, val) \ 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = ((u16) (val)) >> 8; \ 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = ((u16) (val)) & 0xff; \ 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_LE16(a) ((u16) (((a)[1] << 8) | (a)[0])) 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_LE16(a, val) \ 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = ((u16) (val)) >> 8; \ 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = ((u16) (val)) & 0xff; \ 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_BE24(a) ((((u32) (a)[0]) << 16) | (((u32) (a)[1]) << 8) | \ 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((u32) (a)[2])) 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_BE24(a, val) \ 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[2] = (u8) (((u32) (val)) & 0xff); \ 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_BE32(a) ((((u32) (a)[0]) << 24) | (((u32) (a)[1]) << 16) | \ 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a)[2]) << 8) | ((u32) (a)[3])) 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_BE32(a, val) \ 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff); \ 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[3] = (u8) (((u32) (val)) & 0xff); \ 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_LE32(a) ((((u32) (a)[3]) << 24) | (((u32) (a)[2]) << 16) | \ 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a)[1]) << 8) | ((u32) (a)[0])) 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_LE32(a, val) \ 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[3] = (u8) ((((u32) (val)) >> 24) & 0xff); \ 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[2] = (u8) ((((u32) (val)) >> 16) & 0xff); \ 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff); \ 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = (u8) (((u32) (val)) & 0xff); \ 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_BE64(a) ((((u64) (a)[0]) << 56) | (((u64) (a)[1]) << 48) | \ 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[2]) << 40) | (((u64) (a)[3]) << 32) | \ 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[4]) << 24) | (((u64) (a)[5]) << 16) | \ 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[6]) << 8) | ((u64) (a)[7])) 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_PUT_BE64(a, val) \ 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { \ 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[0] = (u8) (((u64) (val)) >> 56); \ 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[1] = (u8) (((u64) (val)) >> 48); \ 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[2] = (u8) (((u64) (val)) >> 40); \ 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[3] = (u8) (((u64) (val)) >> 32); \ 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[4] = (u8) (((u64) (val)) >> 24); \ 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[5] = (u8) (((u64) (val)) >> 16); \ 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[6] = (u8) (((u64) (val)) >> 8); \ 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (a)[7] = (u8) (((u64) (val)) & 0xff); \ 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (0) 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_GET_LE64(a) ((((u64) (a)[7]) << 56) | (((u64) (a)[6]) << 48) | \ 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[5]) << 40) | (((u64) (a)[4]) << 32) | \ 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[3]) << 24) | (((u64) (a)[2]) << 16) | \ 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u64) (a)[1]) << 8) | ((u64) (a)[0])) 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_ALEN 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_ALEN 6 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef IFNAMSIZ 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define IFNAMSIZ 16 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_ALL 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_ALL 0x0003 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_80211_ENCAP 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_80211_ENCAP 0x890d /* TDLS comes under this category */ 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_PAE 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_PAE */ 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_EAPOL 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_EAPOL ETH_P_PAE 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_EAPOL */ 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_RSN_PREAUTH 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_RSN_PREAUTH 0x88c7 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_RSN_PREAUTH */ 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_RRB 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_RRB 0x890D 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_RRB */ 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __GNUC__ 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b)))) 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define STRUCT_PACKED __attribute__ ((packed)) 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define PRINTF_FORMAT(a,b) 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define STRUCT_PACKED 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_ANSI_C_EXTRA 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if !defined(_MSC_VER) || _MSC_VER < 1400 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* snprintf - used in number of places; sprintf() is _not_ a good replacement 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * due to possible buffer overflow; see, e.g., 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * http://www.ijs.si/software/snprintf/ for portable implementation of 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * snprintf. */ 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint snprintf(char *str, size_t size, const char *format, ...); 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* vsnprintf - only used for wpa_msg() in wpa_supplicant.c */ 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint vsnprintf(char *str, size_t size, const char *format, va_list ap); 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !defined(_MSC_VER) || _MSC_VER < 1400 */ 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* getopt - only used in main.c */ 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint getopt(int argc, char *const argv[], const char *optstring); 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtextern char *optarg; 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtextern int optind; 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef CONFIG_NO_SOCKLEN_T_TYPEDEF 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __socklen_t_defined 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int socklen_t; 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* inline - define as __inline or just define it to be empty, if needed */ 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_NO_INLINE 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline __inline 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __func__ 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __func__ "__func__ not defined" 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef bswap_16 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_16(a) ((((u16) (a) << 8) & 0xff00) | (((u16) (a) >> 8) & 0xff)) 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef bswap_32 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_32(a) ((((u32) (a) << 24) & 0xff000000) | \ 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) << 8) & 0xff0000) | \ 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) >> 8) & 0xff00) | \ 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) >> 24) & 0xff)) 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MSG_DONTWAIT 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MSG_DONTWAIT 0 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _WIN32_WCE 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid perror(const char *s); 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_ANSI_C_EXTRA */ 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MAC2STR 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Compact form for string representation of MAC address 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * To be used, e.g., for constructing dbus paths for P2P Devices 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define COMPACT_MACSTR "%02x%02x%02x%02x%02x%02x" 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef BIT 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define BIT(x) (1 << (x)) 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Definitions for sparse validation 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (http://kernel.org/pub/linux/kernel/people/josh/sparse/) 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __CHECKER__ 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __force __attribute__((force)) 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __bitwise __attribute__((bitwise)) 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __force 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __bitwise 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u16 __bitwise be16; 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u16 __bitwise le16; 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u32 __bitwise be32; 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u32 __bitwise le32; 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u64 __bitwise be64; 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u64 __bitwise le64; 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __must_check 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __must_check __attribute__((__warn_unused_result__)) 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __must_check 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __GNUC__ */ 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __must_check */ 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_aton(const char *txt, u8 *addr); 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_compact_aton(const char *txt, u8 *addr); 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_aton2(const char *txt, u8 *addr); 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hex2byte(const char *hex); 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hexstr2bin(const char *hex, u8 *buf, size_t len); 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid inc_byte_array(u8 *counter, size_t len); 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_get_ntp_timestamp(u8 *buf); 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_snprintf_hex(char *buf, size_t buf_size, const u8 *data, size_t len); 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_snprintf_hex_uppercase(char *buf, size_t buf_size, const u8 *data, 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len); 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_NATIVE_WINDOWS 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_unicode2ascii_inplace(TCHAR *str); 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry ShmidtTCHAR * wpa_strdup_tchar(const char *str); 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* CONFIG_NATIVE_WINDOWS */ 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define wpa_unicode2ascii_inplace(s) do { } while (0) 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define wpa_strdup_tchar(s) strdup((s)) 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst char * wpa_ssid_txt(const u8 *ssid, size_t ssid_len); 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline int is_zero_ether_addr(const u8 *a) 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return !(a[0] | a[1] | a[2] | a[3] | a[4] | a[5]); 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline int is_broadcast_ether_addr(const u8 *a) 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return (a[0] & a[1] & a[2] & a[3] & a[4] & a[5]) == 0xff; 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define broadcast_ether_addr (const u8 *) "\xff\xff\xff\xff\xff\xff" 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wpa_debug.h" 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * gcc 4.4 ends up generating strict-aliasing warnings about some very common 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * networking socket uses that do not really result in a real problem and 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * cannot be easily avoided with union-based type-punning due to struct 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * definitions including another struct in system header files. To avoid having 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to fully disable strict-aliasing warnings, provide a mechanism to hide the 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * typecast from aliasing for now. A cleaner solution will hopefully be found 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * in the future to handle these cases. 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid * __hide_aliasing_typecast(void *foo); 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define aliasing_hide_typecast(a,t) (t *) __hide_aliasing_typecast((a)) 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_VALGRIND 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <valgrind/memcheck.h> 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_MEM_DEFINED(ptr, len) VALGRIND_MAKE_MEM_DEFINED((ptr), (len)) 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* CONFIG_VALGRIND */ 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_MEM_DEFINED(ptr, len) do { } while (0) 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_VALGRIND */ 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* COMMON_H */ 497