From 5ad190fccfc01fcc6f68d9eefe5ea0df718c6006 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 11 Feb 2013 21:46:41 +0100 Subject: [PATCH] utils: move endian swap helpers and __packed definition to utils.h Signed-off-by: Felix Fietkau --- blob.h | 58 +--------------------------------------------------------- utils.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+), 57 deletions(-) diff --git a/blob.h b/blob.h index d78115f..44266e8 100644 --- a/blob.h +++ b/blob.h @@ -26,59 +26,7 @@ #include #include -#if defined(__linux__) || defined(__CYGWIN__) -#include -#include - -#elif defined(__APPLE__) -#include -#include -#define bswap_16(x) OSSwapInt16(x) -#define bswap_32(x) OSSwapInt32(x) -#define bswap_64(x) OSSwapInt64(x) -#elif defined(__FreeBSD__) -#include -#define bswap_16(x) bswap16(x) -#define bswap_32(x) bswap32(x) -#define bswap_64(x) bswap64(x) -#else -#include -#define bswap_16(x) swap16(x) -#define bswap_32(x) swap32(x) -#define bswap_64(x) swap64(x) -#endif - -#ifndef __BYTE_ORDER -#define __BYTE_ORDER BYTE_ORDER -#endif -#ifndef __BIG_ENDIAN -#define __BIG_ENDIAN BIG_ENDIAN -#endif -#ifndef __LITTLE_ENDIAN -#define __LITTLE_ENDIAN LITTLE_ENDIAN -#endif - -#if __BYTE_ORDER == __LITTLE_ENDIAN - -#define cpu_to_be64(x) bswap_64(x) -#define cpu_to_be32(x) bswap_32(x) -#define cpu_to_be16(x) bswap_16(x) - -#define be64_to_cpu(x) bswap_64(x) -#define be32_to_cpu(x) bswap_32(x) -#define be16_to_cpu(x) bswap_16(x) - -#else - -#define cpu_to_be64(x) (x) -#define cpu_to_be32(x) (x) -#define cpu_to_be16(x) (x) - -#define be64_to_cpu(x) (x) -#define be32_to_cpu(x) (x) -#define be16_to_cpu(x) (x) - -#endif +#include "utils.h" enum { BLOB_ATTR_UNSPEC, @@ -97,10 +45,6 @@ enum { #define BLOB_ATTR_LEN_MASK 0x00ffffff #define BLOB_ATTR_ALIGN 4 -#ifndef __packed -#define __packed __attribute__((packed)) -#endif - struct blob_attr { uint32_t id_len; char data[]; diff --git a/utils.h b/utils.h index 41f39ec..383a521 100644 --- a/utils.h +++ b/utils.h @@ -63,4 +63,62 @@ void clock_gettime(int type, struct timespec *tv); #endif +#if defined(__linux__) || defined(__CYGWIN__) +#include +#include + +#elif defined(__APPLE__) +#include +#include +#define bswap_16(x) OSSwapInt16(x) +#define bswap_32(x) OSSwapInt32(x) +#define bswap_64(x) OSSwapInt64(x) +#elif defined(__FreeBSD__) +#include +#define bswap_16(x) bswap16(x) +#define bswap_32(x) bswap32(x) +#define bswap_64(x) bswap64(x) +#else +#include +#define bswap_16(x) swap16(x) +#define bswap_32(x) swap32(x) +#define bswap_64(x) swap64(x) +#endif + +#ifndef __BYTE_ORDER +#define __BYTE_ORDER BYTE_ORDER +#endif +#ifndef __BIG_ENDIAN +#define __BIG_ENDIAN BIG_ENDIAN +#endif +#ifndef __LITTLE_ENDIAN +#define __LITTLE_ENDIAN LITTLE_ENDIAN +#endif + +#if __BYTE_ORDER == __LITTLE_ENDIAN + +#define cpu_to_be64(x) bswap_64(x) +#define cpu_to_be32(x) bswap_32(x) +#define cpu_to_be16(x) bswap_16(x) + +#define be64_to_cpu(x) bswap_64(x) +#define be32_to_cpu(x) bswap_32(x) +#define be16_to_cpu(x) bswap_16(x) + +#else + +#define cpu_to_be64(x) (x) +#define cpu_to_be32(x) (x) +#define cpu_to_be16(x) (x) + +#define be64_to_cpu(x) (x) +#define be32_to_cpu(x) (x) +#define be16_to_cpu(x) (x) + +#endif + +#ifndef __packed +#define __packed __attribute__((packed)) +#endif + #endif -- 2.11.0