| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #ifdef FREEBL_NO_DEPEND |
| #include "stubs.h" |
| #endif |
| |
| /* This file holds useful functions and macros for crypto code. */ |
| #include "crypto_primitives.h" |
| |
| /* |
| * FREEBL_HTONLL(x): swap bytes in a 64-bit integer. |
| */ |
| #if defined(__GNUC__) && (defined(__x86_64__) || defined(__x86_64)) |
| |
| __inline__ PRUint64 |
| swap8b(PRUint64 value) |
| { |
| __asm__("bswapq %0" |
| : "+r"(value)); |
| return (value); |
| } |
| |
| #elif defined(IS_LITTLE_ENDIAN) && !defined(_MSC_VER) && !__has_builtin(__builtin_bswap64) && !((defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)))) |
| |
| PRUint64 |
| swap8b(PRUint64 x) |
| { |
| PRUint64 t1 = x; |
| t1 = ((t1 & SHA_MASK8) << 8) | ((t1 >> 8) & SHA_MASK8); |
| t1 = ((t1 & SHA_MASK16) << 16) | ((t1 >> 16) & SHA_MASK16); |
| return (t1 >> 32) | (t1 << 32); |
| } |
| |
| #endif |