common.h revision ff787d557db719adea0fdf2679667500c65cf74d
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 CONFIG_NATIVE_WINDOWS 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <winsock.h> 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int socklen_t; 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MSG_DONTWAIT 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MSG_DONTWAIT 0 /* not supported */ 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _MSC_VER 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline __inline 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#undef vsnprintf 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define vsnprintf _vsnprintf 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#undef close 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define close closesocket 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _MSC_VER */ 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Define platform specific integer types */ 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _MSC_VER 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT64 u64; 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT32 u32; 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT16 u16; 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT8 u8; 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT64 s64; 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT32 s32; 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT16 s16; 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT8 s8; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _MSC_VER */ 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __vxworks 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long long u64; 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT32 u32; 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT16 u16; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef UINT8 u8; 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef long long s64; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT32 s32; 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT16 s16; 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef INT8 s8; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __vxworks */ 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_TI_COMPILER 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _LLONG_AVAILABLE 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long long u64; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * TODO: 64-bit variable not available. Using long as a workaround to test the 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * build, but this will likely not work for all operations. 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned long u64; 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned int u32; 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned short u16; 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef unsigned char u8; 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_TI_COMPILER */ 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WPA_TYPES_DEFINED 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_USE_INTTYPES_H 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <inttypes.h> 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <stdint.h> 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint64_t u64; 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint32_t u32; 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint16_t u16; 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef uint8_t u8; 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int64_t s64; 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int32_t s32; 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int16_t s16; 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int8_t s8; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_TYPES_DEFINED 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !WPA_TYPES_DEFINED */ 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Define platform specific byte swapping macros */ 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(__CYGWIN__) || defined(CONFIG_NATIVE_WINDOWS) 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned short wpa_swap_16(unsigned short v) 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 8) | (v >> 8); 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline unsigned int wpa_swap_32(unsigned int v) 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ((v & 0xff) << 24) | ((v & 0xff00) << 8) | 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((v & 0xff0000) >> 8) | (v >> 24); 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) (n) 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) (n) 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) wpa_swap_16(n) 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) wpa_swap_16(n) 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) (n) 167ff787d557db719adea0fdf2679667500c65cf74dDmitry Shmidt#define host_to_le32(n) (n) 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) wpa_swap_32(n) 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) wpa_swap_32(n) 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_BYTE_SWAP_DEFINED 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __CYGWIN__ || CONFIG_NATIVE_WINDOWS */ 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WPA_BYTE_SWAP_DEFINED 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __BYTE_ORDER 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __LITTLE_ENDIAN 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __BIG_ENDIAN 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __LITTLE_ENDIAN 1234 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BIG_ENDIAN 4321 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if defined(sparc) 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __BYTE_ORDER __BIG_ENDIAN 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __BIG_ENDIAN */ 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __LITTLE_ENDIAN */ 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __BYTE_ORDER */ 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if __BYTE_ORDER == __LITTLE_ENDIAN 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) ((__force u16) (le16) (n)) 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) ((__force le16) (u16) (n)) 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) bswap_16((__force u16) (be16) (n)) 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) ((__force be16) bswap_16((n))) 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) ((__force u32) (le32) (n)) 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le32(n) ((__force le32) (u32) (n)) 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) bswap_32((__force u32) (be32) (n)) 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) ((__force be32) bswap_32((n))) 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host64(n) ((__force u64) (le64) (n)) 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le64(n) ((__force le64) (u64) (n)) 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host64(n) bswap_64((__force u64) (be64) (n)) 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be64(n) ((__force be64) bswap_64((n))) 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#elif __BYTE_ORDER == __BIG_ENDIAN 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host16(n) bswap_16(n) 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le16(n) bswap_16(n) 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host16(n) (n) 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be16(n) (n) 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host32(n) bswap_32(n) 209c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt#define host_to_le32(n) bswap_32(n) 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host32(n) (n) 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be32(n) (n) 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define le_to_host64(n) bswap_64(n) 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_le64(n) bswap_64(n) 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define be_to_host64(n) (n) 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define host_to_be64(n) (n) 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef WORDS_BIGENDIAN 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WORDS_BIGENDIAN 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#error Could not determine CPU byte order 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_BYTE_SWAP_DEFINED 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !WPA_BYTE_SWAP_DEFINED */ 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* Macros for handling unaligned memory accesses */ 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 229a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u16 WPA_GET_BE16(const u8 *a) 230a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 231a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (a[0] << 8) | a[1]; 232a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 233a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 234a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_BE16(u8 *a, u16 val) 235a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 236a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = val >> 8; 237a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = val & 0xff; 238a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 239a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 240a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u16 WPA_GET_LE16(const u8 *a) 241a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 242a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (a[1] << 8) | a[0]; 243a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 244a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 245a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_LE16(u8 *a, u16 val) 246a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 247a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = val >> 8; 248a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = val & 0xff; 249a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 250a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 251a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u32 WPA_GET_BE24(const u8 *a) 252a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 253a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (a[0] << 16) | (a[1] << 8) | a[2]; 254a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 255a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 256a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_BE24(u8 *a, u32 val) 257a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 258a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = (val >> 16) & 0xff; 259a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = (val >> 8) & 0xff; 260a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[2] = val & 0xff; 261a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 262a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 263a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u32 WPA_GET_BE32(const u8 *a) 264a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 265a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (a[0] << 24) | (a[1] << 16) | (a[2] << 8) | a[3]; 266a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 267a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 268a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_BE32(u8 *a, u32 val) 269a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 270a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = (val >> 24) & 0xff; 271a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = (val >> 16) & 0xff; 272a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[2] = (val >> 8) & 0xff; 273a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[3] = val & 0xff; 274a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 275a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 276a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u32 WPA_GET_LE32(const u8 *a) 277a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 278a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (a[3] << 24) | (a[2] << 16) | (a[1] << 8) | a[0]; 279a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 280a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 281a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_LE32(u8 *a, u32 val) 282a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 283a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[3] = (val >> 24) & 0xff; 284a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[2] = (val >> 16) & 0xff; 285a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = (val >> 8) & 0xff; 286a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = val & 0xff; 287a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 288a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 289a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u64 WPA_GET_BE64(const u8 *a) 290a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 291a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (((u64) a[0]) << 56) | (((u64) a[1]) << 48) | 292a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[2]) << 40) | (((u64) a[3]) << 32) | 293a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[4]) << 24) | (((u64) a[5]) << 16) | 294a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[6]) << 8) | ((u64) a[7]); 295a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 296a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 297a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_BE64(u8 *a, u64 val) 298a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 299a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = val >> 56; 300a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = val >> 48; 301a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[2] = val >> 40; 302a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[3] = val >> 32; 303a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[4] = val >> 24; 304a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[5] = val >> 16; 305a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[6] = val >> 8; 306a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[7] = val & 0xff; 307a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 308a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 309a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline u64 WPA_GET_LE64(const u8 *a) 310a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 311a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return (((u64) a[7]) << 56) | (((u64) a[6]) << 48) | 312a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[5]) << 40) | (((u64) a[4]) << 32) | 313a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[3]) << 24) | (((u64) a[2]) << 16) | 314a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (((u64) a[1]) << 8) | ((u64) a[0]); 315a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 316a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 317a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic inline void WPA_PUT_LE64(u8 *a, u64 val) 318a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 319a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[7] = val >> 56; 320a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[6] = val >> 48; 321a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[5] = val >> 40; 322a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[4] = val >> 32; 323a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[3] = val >> 24; 324a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[2] = val >> 16; 325a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[1] = val >> 8; 326a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt a[0] = val & 0xff; 327a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_ALEN 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_ALEN 6 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3336c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt#ifndef ETH_HLEN 3346c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt#define ETH_HLEN 14 3356c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt#endif 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef IFNAMSIZ 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define IFNAMSIZ 16 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_ALL 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_ALL 0x0003 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_80211_ENCAP 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_80211_ENCAP 0x890d /* TDLS comes under this category */ 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_PAE 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_PAE */ 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_EAPOL 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_EAPOL ETH_P_PAE 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_EAPOL */ 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_RSN_PREAUTH 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_RSN_PREAUTH 0x88c7 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_RSN_PREAUTH */ 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef ETH_P_RRB 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define ETH_P_RRB 0x890D 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* ETH_P_RRB */ 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __GNUC__ 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b)))) 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define STRUCT_PACKED __attribute__ ((packed)) 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define PRINTF_FORMAT(a,b) 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define STRUCT_PACKED 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_ANSI_C_EXTRA 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if !defined(_MSC_VER) || _MSC_VER < 1400 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* snprintf - used in number of places; sprintf() is _not_ a good replacement 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * due to possible buffer overflow; see, e.g., 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * http://www.ijs.si/software/snprintf/ for portable implementation of 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * snprintf. */ 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint snprintf(char *str, size_t size, const char *format, ...); 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* vsnprintf - only used for wpa_msg() in wpa_supplicant.c */ 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint vsnprintf(char *str, size_t size, const char *format, va_list ap); 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* !defined(_MSC_VER) || _MSC_VER < 1400 */ 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* getopt - only used in main.c */ 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint getopt(int argc, char *const argv[], const char *optstring); 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtextern char *optarg; 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtextern int optind; 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef CONFIG_NO_SOCKLEN_T_TYPEDEF 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __socklen_t_defined 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef int socklen_t; 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* inline - define as __inline or just define it to be empty, if needed */ 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_NO_INLINE 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define inline __inline 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __func__ 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __func__ "__func__ not defined" 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef bswap_16 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_16(a) ((((u16) (a) << 8) & 0xff00) | (((u16) (a) >> 8) & 0xff)) 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef bswap_32 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define bswap_32(a) ((((u32) (a) << 24) & 0xff000000) | \ 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) << 8) & 0xff0000) | \ 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) >> 8) & 0xff00) | \ 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (((u32) (a) >> 24) & 0xff)) 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MSG_DONTWAIT 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MSG_DONTWAIT 0 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _WIN32_WCE 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid perror(const char *s); 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_ANSI_C_EXTRA */ 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef MAC2STR 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Compact form for string representation of MAC address 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * To be used, e.g., for constructing dbus paths for P2P Devices 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define COMPACT_MACSTR "%02x%02x%02x%02x%02x%02x" 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef BIT 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define BIT(x) (1 << (x)) 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Definitions for sparse validation 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (http://kernel.org/pub/linux/kernel/people/josh/sparse/) 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef __CHECKER__ 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __force __attribute__((force)) 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __bitwise __attribute__((bitwise)) 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __force 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __bitwise 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u16 __bitwise be16; 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u16 __bitwise le16; 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u32 __bitwise be32; 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u32 __bitwise le32; 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u64 __bitwise be64; 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidttypedef u64 __bitwise le64; 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef __must_check 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __must_check __attribute__((__warn_unused_result__)) 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define __must_check 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __GNUC__ */ 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* __must_check */ 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 466fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#ifndef __maybe_unused 467fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) 468fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#define __maybe_unused __attribute__((unused)) 469fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#else 470fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#define __maybe_unused 471fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#endif /* __GNUC__ */ 472fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#endif /* __must_check */ 473fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_aton(const char *txt, u8 *addr); 475ff787d557db719adea0fdf2679667500c65cf74dDmitry Shmidtint hwaddr_masked_aton(const char *txt, u8 *addr, u8 *mask, u8 maskable); 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_compact_aton(const char *txt, u8 *addr); 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hwaddr_aton2(const char *txt, u8 *addr); 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hex2byte(const char *hex); 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hexstr2bin(const char *hex, u8 *buf, size_t len); 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid inc_byte_array(u8 *counter, size_t len); 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_get_ntp_timestamp(u8 *buf); 4826c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidtint wpa_scnprintf(char *buf, size_t size, const char *fmt, ...); 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_snprintf_hex(char *buf, size_t buf_size, const u8 *data, size_t len); 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_snprintf_hex_uppercase(char *buf, size_t buf_size, const u8 *data, 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len); 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 487ff787d557db719adea0fdf2679667500c65cf74dDmitry Shmidtint hwaddr_mask_txt(char *buf, size_t len, const u8 *addr, const u8 *mask); 488ff787d557db719adea0fdf2679667500c65cf74dDmitry Shmidt 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_NATIVE_WINDOWS 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_unicode2ascii_inplace(TCHAR *str); 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry ShmidtTCHAR * wpa_strdup_tchar(const char *str); 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* CONFIG_NATIVE_WINDOWS */ 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define wpa_unicode2ascii_inplace(s) do { } while (0) 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define wpa_strdup_tchar(s) strdup((s)) 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 49761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtvoid printf_encode(char *txt, size_t maxlen, const u8 *data, size_t len); 49861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtsize_t printf_decode(u8 *buf, size_t maxlen, const char *str); 49961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst char * wpa_ssid_txt(const u8 *ssid, size_t ssid_len); 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 50261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtchar * wpa_config_parse_string(const char *value, size_t *len); 50361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint is_hex(const u8 *data, size_t len); 50461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtsize_t merge_byte_arrays(u8 *res, size_t res_len, 50561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const u8 *src1, size_t src1_len, 50661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const u8 *src2, size_t src2_len); 5074b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidtchar * dup_binstr(const void *src, size_t len); 50861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline int is_zero_ether_addr(const u8 *a) 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return !(a[0] | a[1] | a[2] | a[3] | a[4] | a[5]); 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic inline int is_broadcast_ether_addr(const u8 *a) 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return (a[0] & a[1] & a[2] & a[3] & a[4] & a[5]) == 0xff; 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define broadcast_ether_addr (const u8 *) "\xff\xff\xff\xff\xff\xff" 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wpa_debug.h" 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5244ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidtstruct wpa_freq_range_list { 5254ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt struct wpa_freq_range { 5264ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt unsigned int min; 5274ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt unsigned int max; 5284ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt } *range; 5294ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt unsigned int num; 5304ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt}; 5314ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 5324ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidtint freq_range_list_parse(struct wpa_freq_range_list *res, const char *value); 5334ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidtint freq_range_list_includes(const struct wpa_freq_range_list *list, 5344ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt unsigned int freq); 5354ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidtchar * freq_range_list_str(const struct wpa_freq_range_list *list); 5364ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 537fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtint int_array_len(const int *a); 538fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtvoid int_array_concat(int **res, const int *a); 539fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtvoid int_array_sort_unique(int *a); 540fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtvoid int_array_add_unique(int **res, int a); 541fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 54268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) 54368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 544c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidtvoid str_clear_free(char *str); 545c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidtvoid bin_clear_free(void *bin, size_t len); 546c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidt 547661b4f78e48c697429dc46154a4125892c001718Dmitry Shmidtint random_mac_addr(u8 *addr); 548661b4f78e48c697429dc46154a4125892c001718Dmitry Shmidtint random_mac_addr_keep_oui(u8 *addr); 549661b4f78e48c697429dc46154a4125892c001718Dmitry Shmidt 5506c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidtchar * str_token(char *str, const char *delim, char **context); 5516c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt 552c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidt 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * gcc 4.4 ends up generating strict-aliasing warnings about some very common 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * networking socket uses that do not really result in a real problem and 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * cannot be easily avoided with union-based type-punning due to struct 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * definitions including another struct in system header files. To avoid having 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to fully disable strict-aliasing warnings, provide a mechanism to hide the 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * typecast from aliasing for now. A cleaner solution will hopefully be found 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * in the future to handle these cases. 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid * __hide_aliasing_typecast(void *foo); 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define aliasing_hide_typecast(a,t) (t *) __hide_aliasing_typecast((a)) 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_VALGRIND 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <valgrind/memcheck.h> 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_MEM_DEFINED(ptr, len) VALGRIND_MAKE_MEM_DEFINED((ptr), (len)) 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* CONFIG_VALGRIND */ 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define WPA_MEM_DEFINED(ptr, len) do { } while (0) 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_VALGRIND */ 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* COMMON_H */ 573