--- /dev/null
+/*
+ * IDI,NTNU
+ *
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://opensource.org/licenses/CDDL-1.0.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ *
+ * Copyright (C) 2009, 2010, Jorn Amundsen <jorn.amundsen@ntnu.no>
+ *
+ * C header file to determine compile machine byte order. Take care when cross
+ * compiling.
+ *
+ * $Id: byteorder.h 517 2013-02-17 20:34:39Z joern $
+ */
+/*
+ * Portions copyright (c) 2013, Saso Kiselkov, All rights reserved
+ */
+
+#ifndef _CRYPTO_EDONR_BYTEORDER_H
+#define _CRYPTO_EDONR_BYTEORDER_H
+
+
+#include <sys/param.h>
+
+#if defined(__BYTE_ORDER)
+#if (__BYTE_ORDER == __BIG_ENDIAN)
+#define MACHINE_IS_BIG_ENDIAN
+#elif (__BYTE_ORDER == __LITTLE_ENDIAN)
+#define MACHINE_IS_LITTLE_ENDIAN
+#endif
+#elif defined(BYTE_ORDER)
+#if (BYTE_ORDER == BIG_ENDIAN)
+#define MACHINE_IS_BIG_ENDIAN
+#elif (BYTE_ORDER == LITTLE_ENDIAN)
+#define MACHINE_IS_LITTLE_ENDIAN
+#endif
+#endif /* __BYTE_ORDER || BYTE_ORDER */
+
+#if !defined(MACHINE_IS_BIG_ENDIAN) && !defined(MACHINE_IS_LITTLE_ENDIAN)
+#if defined(_BIG_ENDIAN) || defined(_MIPSEB)
+#define MACHINE_IS_BIG_ENDIAN
+#endif
+#if defined(_LITTLE_ENDIAN) || defined(_MIPSEL)
+#define MACHINE_IS_LITTLE_ENDIAN
+#endif
+#endif /* !MACHINE_IS_BIG_ENDIAN && !MACHINE_IS_LITTLE_ENDIAN */
+
+#if !defined(MACHINE_IS_BIG_ENDIAN) && !defined(MACHINE_IS_LITTLE_ENDIAN)
+#error unknown machine byte sex
+#endif
+
+#define BYTEORDER_INCLUDED
+
+#if defined(MACHINE_IS_BIG_ENDIAN)
+/*
+ * Byte swapping macros for big endian architectures and compilers,
+ * add as appropriate for other architectures and/or compilers.
+ *
+ * ld_swap64(src,dst) : uint64_t dst = *(src)
+ * st_swap64(src,dst) : *(dst) = uint64_t src
+ */
+
+#if defined(__PPC__) || defined(_ARCH_PPC)
+
+#if defined(__64BIT__)
+#if defined(_ARCH_PWR7)
+#define aix_ld_swap64(s64, d64)\
+ __asm__("ldbrx %0,0,%1" : "=r"(d64) : "r"(s64))
+#define aix_st_swap64(s64, d64)\
+ __asm__ volatile("stdbrx %1,0,%0" : : "r"(d64), "r"(s64))
+#else
+#define aix_ld_swap64(s64, d64) \
+{ \
+ uint64_t *s4 = 0, h; /* initialize to zero for gcc warning */ \
+ \
+ __asm__("addi %0,%3,4;lwbrx %1,0,%3;lwbrx %2,0,%0;rldimi %1,%2,32,0"\
+ : "+r"(s4), "=r"(d64), "=r"(h) : "b"(s64)); \
+}
+
+#define aix_st_swap64(s64, d64) \
+{ \
+ uint64_t *s4 = 0, h; /* initialize to zero for gcc warning */ \
+ h = (s64) >> 32; \
+ __asm__ volatile("addi %0,%3,4;stwbrx %1,0,%3;stwbrx %2,0,%0" \
+ : "+r"(s4) : "r"(s64), "r"(h), "b"(d64)); \
+}
+#endif /* 64BIT && PWR7 */
+#else
+#define aix_ld_swap64(s64, d64) \
+{ \
+ uint32_t *s4 = 0, h, l; /* initialize to zero for gcc warning */\
+ __asm__("addi %0,%3,4;lwbrx %1,0,%3;lwbrx %2,0,%0" \
+ : "+r"(s4), "=r"(l), "=r"(h) : "b"(s64)); \
+ d64 = ((uint64_t)h<<32) | l; \
+}
+
+#define aix_st_swap64(s64, d64) \
+{ \
+ uint32_t *s4 = 0, h, l; /* initialize to zero for gcc warning */\
+ l = (s64) & 0xfffffffful, h = (s64) >> 32; \
+ __asm__ volatile("addi %0,%3,4;stwbrx %1,0,%3;stwbrx %2,0,%0" \
+ : "+r"(s4) : "r"(l), "r"(h), "b"(d64)); \
+}
+#endif /* __64BIT__ */
+#define aix_ld_swap32(s32, d32)\
+ __asm__("lwbrx %0,0,%1" : "=r"(d32) : "r"(s32))
+#define aix_st_swap32(s32, d32)\
+ __asm__ volatile("stwbrx %1,0,%0" : : "r"(d32), "r"(s32))
+#define ld_swap32(s, d) aix_ld_swap32(s, d)
+#define st_swap32(s, d) aix_st_swap32(s, d)
+#define ld_swap64(s, d) aix_ld_swap64(s, d)
+#define st_swap64(s, d) aix_st_swap64(s, d)
+#endif /* __PPC__ || _ARCH_PPC */
+
+#if defined(__sparc)
+#if !defined(__arch64__) && !defined(__sparcv8) && defined(__sparcv9)
+#define __arch64__
+#endif
+#if defined(__GNUC__) || (defined(__SUNPRO_C) && __SUNPRO_C > 0x590)
+/* need Sun Studio C 5.10 and above for GNU inline assembly */
+#if defined(__arch64__)
+#define sparc_ld_swap64(s64, d64) \
+ __asm__("ldxa [%1]0x88,%0" : "=r"(d64) : "r"(s64))
+#define sparc_st_swap64(s64, d64) \
+ __asm__ volatile("stxa %0,[%1]0x88" : : "r"(s64), "r"(d64))
+#define st_swap64(s, d) sparc_st_swap64(s, d)
+#else
+#define sparc_ld_swap64(s64, d64) \
+{ \
+ uint32_t *s4, h, l; \
+ __asm__("add %3,4,%0\n\tlda [%3]0x88,%1\n\tlda [%0]0x88,%2" \
+ : "+r"(s4), "=r"(l), "=r"(h) : "r"(s64)); \
+ d64 = ((uint64_t)h<<32) | l; \
+}
+#define sparc_st_swap64(s64, d64) \
+{ \
+ uint32_t *s4, h, l; \
+ l = (s64) & 0xfffffffful, h = (s64) >> 32; \
+ __asm__ volatile("add %3,4,%0\n\tsta %1,[%3]0x88\n\tsta %2,[%0]0x88"\
+ : "+r"(s4) : "r"(l), "r"(h), "r"(d64)); \
+}
+#endif /* sparc64 */
+#define sparc_ld_swap32(s32, d32)\
+ __asm__("lda [%1]0x88,%0" : "=r"(d32) : "r"(s32))
+#define sparc_st_swap32(s32, d32)\
+ __asm__ volatile("sta %0,[%1]0x88" : : "r"(s32), "r"(d32))
+#define ld_swap32(s, d) sparc_ld_swap32(s, d)
+#define st_swap32(s, d) sparc_st_swap32(s, d)
+#define ld_swap64(s, d) sparc_ld_swap64(s, d)
+#define st_swap64(s, d) sparc_st_swap64(s, d)
+#endif /* GCC || Sun Studio C > 5.9 */
+#endif /* sparc */
+
+/* GCC fallback */
+#if ((__GNUC__ >= 4) || defined(__PGIC__)) && !defined(ld_swap32)
+#define ld_swap32(s, d) (d = __builtin_bswap32(*(s)))
+#define st_swap32(s, d) (*(d) = __builtin_bswap32(s))
+#endif /* GCC4/PGIC && !swap32 */
+#if ((__GNUC__ >= 4) || defined(__PGIC__)) && !defined(ld_swap64)
+#define ld_swap64(s, d) (d = __builtin_bswap64(*(s)))
+#define st_swap64(s, d) (*(d) = __builtin_bswap64(s))
+#endif /* GCC4/PGIC && !swap64 */
+
+/* generic fallback */
+#if !defined(ld_swap32)
+#define ld_swap32(s, d) \
+ (d = (*(s) >> 24) | (*(s) >> 8 & 0xff00) | \
+ (*(s) << 8 & 0xff0000) | (*(s) << 24))
+#define st_swap32(s, d) \
+ (*(d) = ((s) >> 24) | ((s) >> 8 & 0xff00) | \
+ ((s) << 8 & 0xff0000) | ((s) << 24))
+#endif
+#if !defined(ld_swap64)
+#define ld_swap64(s, d) \
+ (d = (*(s) >> 56) | (*(s) >> 40 & 0xff00) | \
+ (*(s) >> 24 & 0xff0000) | (*(s) >> 8 & 0xff000000) | \
+ (*(s) & 0xff000000) << 8 | (*(s) & 0xff0000) << 24 | \
+ (*(s) & 0xff00) << 40 | *(s) << 56)
+#define st_swap64(s, d) \
+ (*(d) = ((s) >> 56) | ((s) >> 40 & 0xff00) | \
+ ((s) >> 24 & 0xff0000) | ((s) >> 8 & 0xff000000) | \
+ ((s) & 0xff000000) << 8 | ((s) & 0xff0000) << 24 | \
+ ((s) & 0xff00) << 40 | (s) << 56)
+#endif
+
+#endif /* MACHINE_IS_BIG_ENDIAN */
+
+
+#if defined(MACHINE_IS_LITTLE_ENDIAN)
+/* replace swaps with simple assignments on little endian systems */
+#undef ld_swap32
+#undef st_swap32
+#define ld_swap32(s, d) (d = *(s))
+#define st_swap32(s, d) (*(d) = s)
+#undef ld_swap64
+#undef st_swap64
+#define ld_swap64(s, d) (d = *(s))
+#define st_swap64(s, d) (*(d) = s)
+#endif /* MACHINE_IS_LITTLE_ENDIAN */
+
+#endif /* _CRYPTO_EDONR_BYTEORDER_H */