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wg: endian.h is not portable

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Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2018-02-05 12:23:10 +01:00
parent 7b0fc75a17
commit 5be1ce2aab
1 changed files with 9 additions and 4 deletions
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13
src/curve25519.c
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@ -7,7 +7,6 @@
#include <stdint.h> #include <stdint.h>
#include <string.h> #include <string.h>
#include <endian.h>
typedef uint64_t u64; typedef uint64_t u64;
typedef uint32_t u32; typedef uint32_t u32;
@ -15,9 +14,15 @@ typedef uint8_t u8;
typedef int64_t s64; typedef int64_t s64;
typedef u64 __le64; typedef u64 __le64;
typedef u32 __le32; typedef u32 __le32;
#define le64_to_cpup(a) le64toh(*(a)); #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define le32_to_cpup(a) le32toh(*(a)); #define le64_to_cpup(a) __builtin_bswap64(*(a))
#define cpu_to_le64(a) htole64(a); #define le32_to_cpup(a) __builtin_bswap32(*(a))
#define cpu_to_le64(a) __builtin_bswap64(a)
#else
#define le64_to_cpup(a) (*(a))
#define le32_to_cpup(a) (*(a))
#define cpu_to_le64(a) (a)
#endif
#ifndef __always_inline #ifndef __always_inline
#define __always_inline __inline __attribute__((__always_inline__)) #define __always_inline __inline __attribute__((__always_inline__))
#endif #endif