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Diffstat (limited to 'kio/misc/tdentlm/kswap.h')
| -rw-r--r-- | kio/misc/tdentlm/kswap.h | 428 |
1 files changed, 0 insertions, 428 deletions
diff --git a/kio/misc/tdentlm/kswap.h b/kio/misc/tdentlm/kswap.h deleted file mode 100644 index 9eca243de..000000000 --- a/kio/misc/tdentlm/kswap.h +++ /dev/null @@ -1,428 +0,0 @@ -/* - This file is part of the KDE libraries. - Copyright (c) 2004 Szombathelyi György <gyurco@freemail.hu> - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License version 2 as published by the Free Software Foundation. - - 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; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -#ifndef KSWAP_H -#define KSWAP_H - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <tqglobal.h> - -/** - * \defgroup KSWAP Byte-swapping functions - * kswap.h contains functions that will help converting - * 16, 32 and 64 bit length data between little-endian and - * big-endian representations. - * - * The KSWAP_16, KSWAP_32 and KSWAP_64 functions are always - * swaps the byte order of the supplied argument (which should be - * 16, 32 or 64 bit wide). These functions are inline, and tries to - * use the most optimized function of the underlying system - * (bswap_xx functions from byteswap.h in GLIBC, or ntohs and ntohl - * on little-endian machines, and if neither are applicable, some fast - * custom code). - * - * The KFromTo{Little|Big}Endian functions are for converting big-endian and - * little-endian data to and from the machine endianness. - */ - -#ifdef HAVE_BYTESWAP_H -#include <byteswap.h> - - inline TQ_UINT16 KSWAP_16( TQ_UINT16 b ) { return bswap_16( b ); } - inline TQ_INT16 KSWAP_16( TQ_INT16 b ) { return bswap_16( (TQ_UINT16)b ); } - inline TQ_UINT32 KSWAP_32( TQ_UINT32 b ) { return bswap_32( b ); } - inline TQ_INT32 KSWAP_32( TQ_INT32 b ) { return bswap_32( (TQ_UINT32)b ); } - inline TQ_UINT64 KSWAP_64( TQ_UINT64 b ) { return bswap_64( b ); } - inline TQ_INT64 KSWAP_64( TQ_INT64 b ) { return bswap_64( (TQ_UINT64)b ); } - -#else /* HAVE_BYTESWAP_H */ -#ifdef WORDS_BIGENDIAN - inline TQ_UINT16 KSWAP_16( TQ_UINT16 b ) - { - return (((b) & 0x00ff) << 8 | ((b) & 0xff00) >> 8); - } - - inline TQ_INT16 KSWAP_16( TQ_INT16 b ) - { - return ((((TQ_UINT16)b) & 0x00ff) << 8 | (((TQ_UINT16)b) & 0xff00) >> 8); - } - - inline TQ_UINT32 KSWAP_32( TQ_UINT32 b ) - { - return - ((((b) & 0xff000000) >> 24) | (((b) & 0x00ff0000) >> 8) | \ - (((b) & 0x0000ff00) << 8) | (((b) & 0x000000ff) << 24)); - } - - inline TQ_INT32 KSWAP_32( TQ_INT32 b ) - { - return - (((((TQ_UINT32)b) & 0xff000000) >> 24) | ((((TQ_UINT32)b) & 0x00ff0000) >> 8) | \ - ((((TQ_UINT32)b) & 0x0000ff00) << 8) | ((((TQ_UINT32)b) & 0x000000ff) << 24)); - } -#else /* WORDS_BIGENDIAN */ -#include <sys/types.h> -#include <netinet/in.h> - - inline TQ_UINT16 KSWAP_16( TQ_UINT16 b ) { return htons(b); } - inline TQ_INT16 KSWAP_16( TQ_INT16 b ) { return htons((TQ_UINT16)b); } - inline TQ_UINT32 KSWAP_32( TQ_UINT32 b ) { return htonl(b); } - inline TQ_INT32 KSWAP_32( TQ_INT32 b ) { return htonl((TQ_UINT32)b); } -#endif - inline TQ_UINT64 KSWAP_64( TQ_UINT64 b ) - { - union { - TQ_UINT64 ll; - TQ_UINT32 l[2]; - } w, r; - w.ll = b; - r.l[0] = KSWAP_32( w.l[1] ); - r.l[1] = KSWAP_32( w.l[0] ); - return r.ll; - } - - inline TQ_INT64 KSWAP_64( TQ_INT64 b ) - { - union { - TQ_UINT64 ll; - TQ_UINT32 l[2]; - } w, r; - w.ll = (TQ_UINT64) b; - r.l[0] = KSWAP_32( w.l[1] ); - r.l[1] = KSWAP_32( w.l[0] ); - return r.ll; - } -#endif /* !HAVE_BYTESWAP_H */ - -/** - * \ingroup KSWAP - * Converts a 16 bit unsigned value from/to big-endian byte order to/from the machine order. - */ -inline TQ_UINT16 KFromToBigEndian( TQ_UINT16 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_16(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit unsigned array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_UINT16 *out, TQ_UINT16 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<1 ) ; -#else - while ( len>0 ) { *out = KSWAP_16( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit unsigned value from/to big-endian byte order to/from the machine order. - */ -inline TQ_UINT32 KFromToBigEndian( TQ_UINT32 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_32(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit unsigned array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_UINT32 *out, TQ_UINT32 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<2 ) ; -#else - while ( len>0 ) { *out = KSWAP_32( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit unsigned value from/to big-endian byte order to/from the machine order. - */ -inline TQ_UINT64 KFromToBigEndian( TQ_UINT64 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_64(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit unsigned array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_UINT64 *out, TQ_UINT64 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<3 ) ; -#else - while ( len>0 ) { *out = KSWAP_64( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit signed value from/to big-endian byte order to/from the machine order. - */ -inline TQ_INT16 KFromToBigEndian( TQ_INT16 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_16(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit signed array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_INT16 *out, TQ_INT16 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<1 ) ; -#else - while ( len>0 ) { *out = KSWAP_16( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit signed value from/to big-endian byte order to/from the machine order. - */ -inline TQ_INT32 KFromToBigEndian( TQ_INT32 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_32(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit signed array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_INT32 *out, TQ_INT32 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<2 ) ; -#else - while ( len>0 ) { *out = KSWAP_32( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit signed value from/to big-endian byte order to/from the machine order. - */ -inline TQ_INT64 KFromToBigEndian( TQ_INT64 b ) -{ -#ifdef WORDS_BIGENDIAN - return b; -#else - return KSWAP_64(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit signed array from/to big-endian byte order to/from the machine order. - */ -inline void KFromToBigEndian( TQ_INT64 *out, TQ_INT64 *in, uint len ) -{ -#ifdef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<3 ) ; -#else - while ( len>0 ) { *out = KSWAP_64( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit unsigned value from/to little-endian byte order to/from the machine order. - */ -inline TQ_UINT16 KFromToLittleEndian( TQ_UINT16 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_16(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit unsigned array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_UINT16 *out, TQ_UINT16 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<1 ) ; -#else - while ( len>0 ) { *out = KSWAP_16( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit unsigned value from/to little-endian byte order to/from the machine order. - */ -inline TQ_UINT32 KFromToLittleEndian( TQ_UINT32 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_32(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit unsigned array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_UINT32 *out, TQ_UINT32 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<2 ) ; -#else - while ( len>0 ) { *out = KSWAP_32( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit unsigned value from/to little-endian byte order to/from the machine order. - */ -inline TQ_UINT64 KFromToLittleEndian( TQ_UINT64 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_64(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit unsigned array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_UINT64 *out, TQ_UINT64 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<3 ) ; -#else - while ( len>0 ) { *out = KSWAP_64( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit signed value from/to little-endian byte order to/from the machine order. - */ -inline TQ_INT16 KFromToLittleEndian( TQ_INT16 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_16(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 16 bit signed array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_INT16 *out, TQ_INT16 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<1 ) ; -#else - while ( len>0 ) { *out = KSWAP_16( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit signed value from/to little-endian byte order to/from the machine order. - */ -inline TQ_INT32 KFromToLittleEndian( TQ_INT32 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_32(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 32 bit signed array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_INT32 *out, TQ_INT32 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<2 ) ; -#else - while ( len>0 ) { *out = KSWAP_32( *in ); out++; in++; len--; } -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit signed value from/to little-endian byte order to/from the machine order. - */ -inline TQ_INT64 KFromToLittleEndian( TQ_INT64 b ) -{ -#ifndef WORDS_BIGENDIAN - return b; -#else - return KSWAP_64(b); -#endif -} - -/** - * \ingroup KSWAP - * Converts a 64 bit signed array from/to little-endian byte order to/from the machine order. - */ -inline void KFromToLittleEndian( TQ_INT64 *out, TQ_INT64 *in, uint len ) -{ -#ifndef WORDS_BIGENDIAN - if ( out != in ) memcpy( out, in, len<<3 ) ; -#else - while ( len>0 ) { *out = KSWAP_64( *in ); out++; in++; len--; } -#endif -} - -#endif /* KSWAP_H */ |