/*

swap64.c - 64-bit byte swapping functions.

Copyright (C) 1995 - 2001 Michael Riepe

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Library General Public

License as published by the Free Software Foundation; either

version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

Library General Public License for more details.

You should have received a copy of the GNU Library General Public

License along with this library; if not, write to the Free Software

Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#include <private.h>

#include <byteswap.h>

#if __LIBELF64

#ifndef lint

static const char rcsid[] = "@(#) $Id: swap64.c,v 1.5 2005/05/21 15:39:26 michael Exp $";

#endif /* lint */

__libelf_u64_t

_elf_load_u64L(const unsigned char *from) {

    return ((__libelf_u64_t)__load_u32L(from + 4) << 32)

	 | (__libelf_u64_t)__load_u32L(from);

}

__libelf_u64_t

_elf_load_u64M(const unsigned char *from) {

    return ((__libelf_u64_t)__load_u32M(from) << 32)

	 | (__libelf_u64_t)__load_u32M(from + 4);

}

__libelf_i64_t

_elf_load_i64L(const unsigned char *from) {

    return ((__libelf_i64_t)__load_i32L(from + 4) << 32)

	 | (__libelf_u64_t)__load_u32L(from);

}

__libelf_i64_t

_elf_load_i64M(const unsigned char *from) {

    return ((__libelf_i64_t)__load_i32M(from) << 32)

	 | (__libelf_u64_t)__load_u32M(from + 4);

}

void

_elf_store_u64L(unsigned char *to, __libelf_u64_t v) {

    __store_u32L(to, (__libelf_u32_t)v);

    v >>= 32;

    __store_u32L(to + 4, (__libelf_u32_t)v);

}

void

_elf_store_u64M(unsigned char *to, __libelf_u64_t v) {

    __store_u32M(to + 4, (__libelf_u32_t)v);

    v >>= 32;

    __store_u32M(to, (__libelf_u32_t)v);

}

void

_elf_store_i64L(unsigned char *to, __libelf_u64_t v) {

    __store_u32L(to, (__libelf_u32_t)v);

    v >>= 32;

    __store_i32L(to + 4, (__libelf_u32_t)v);

}

void

_elf_store_i64M(unsigned char *to, __libelf_u64_t v) {

    __store_u32M(to + 4, (__libelf_u32_t)v);

    v >>= 32;

    __store_i32M(to, (__libelf_u32_t)v);

}

#endif /* __LIBELF64 */