diff options
Diffstat (limited to 'lib/libdvd/libdvdread/src/bswap.h')
-rw-r--r-- | lib/libdvd/libdvdread/src/bswap.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/lib/libdvd/libdvdread/src/bswap.h b/lib/libdvd/libdvdread/src/bswap.h deleted file mode 100644 index 3b6e60d519..0000000000 --- a/lib/libdvd/libdvdread/src/bswap.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Billy Biggs <vektor@dumbterm.net>, - * HÃ¥kan Hjort <d95hjort@dtek.chalmers.se> - * - * This file is part of libdvdread. - * - * libdvdread is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * libdvdread 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with libdvdread; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#ifndef LIBDVDREAD_BSWAP_H -#define LIBDVDREAD_BSWAP_H - -#include <config.h> - -#if defined(WORDS_BIGENDIAN) -/* All bigendian systems are fine, just ignore the swaps. */ -#define B2N_16(x) (void)(x) -#define B2N_32(x) (void)(x) -#define B2N_64(x) (void)(x) - -#else - -/* For __FreeBSD_version */ -#if defined(HAVE_SYS_PARAM_H) -#include <sys/param.h> -#endif - -#if defined(__linux__) || defined(__GLIBC__) -#include <byteswap.h> -#define B2N_16(x) x = bswap_16(x) -#define B2N_32(x) x = bswap_32(x) -#define B2N_64(x) x = bswap_64(x) - -#elif defined(__APPLE__) -#include <libkern/OSByteOrder.h> -#define B2N_16(x) x = OSSwapBigToHostInt16(x) -#define B2N_32(x) x = OSSwapBigToHostInt32(x) -#define B2N_64(x) x = OSSwapBigToHostInt64(x) - -#elif defined(__NetBSD__) -#include <sys/endian.h> -#define B2N_16(x) BE16TOH(x) -#define B2N_32(x) BE32TOH(x) -#define B2N_64(x) BE64TOH(x) - -#elif defined(__OpenBSD__) -#include <sys/endian.h> -#define B2N_16(x) x = swap16(x) -#define B2N_32(x) x = swap32(x) -#define B2N_64(x) x = swap64(x) - -#elif defined(__FreeBSD__) && __FreeBSD_version >= 470000 -#include <sys/endian.h> -#define B2N_16(x) x = be16toh(x) -#define B2N_32(x) x = be32toh(x) -#define B2N_64(x) x = be64toh(x) - -/* This is a slow but portable implementation, it has multiple evaluation - * problems so beware. - * Old FreeBSD's and Solaris don't have <byteswap.h> or any other such - * functionality! - */ - -#elif defined(__FreeBSD__) || defined(__sun) || defined(__bsdi__) || defined(WIN32) || defined(__CYGWIN__) || defined(__BEOS__) || defined(__OS2__) -#define B2N_16(x) \ - x = ((((x) & 0xff00) >> 8) | \ - (((x) & 0x00ff) << 8)) -#define B2N_32(x) \ - x = ((((x) & 0xff000000) >> 24) | \ - (((x) & 0x00ff0000) >> 8) | \ - (((x) & 0x0000ff00) << 8) | \ - (((x) & 0x000000ff) << 24)) -#define B2N_64(x) \ - x = ((((x) & 0xff00000000000000ULL) >> 56) | \ - (((x) & 0x00ff000000000000ULL) >> 40) | \ - (((x) & 0x0000ff0000000000ULL) >> 24) | \ - (((x) & 0x000000ff00000000ULL) >> 8) | \ - (((x) & 0x00000000ff000000ULL) << 8) | \ - (((x) & 0x0000000000ff0000ULL) << 24) | \ - (((x) & 0x000000000000ff00ULL) << 40) | \ - (((x) & 0x00000000000000ffULL) << 56)) - -#else - -/* If there isn't a header provided with your system with this functionality - * add the relevant || define( ) to the portable implementation above. - */ -#error "You need to add endian swap macros for you're system" - -#endif - -#endif /* WORDS_BIGENDIAN */ - -#endif /* LIBDVDREAD_BSWAP_H */ |