You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
64 lines
2.0 KiB
64 lines
2.0 KiB
#ifndef _KVI_BSWAP_H_
|
|
#define _KVI_BSWAP_H_
|
|
|
|
//=============================================================================
|
|
//
|
|
// File : kvi_bswap.h
|
|
// Creation date : Fri Mar 19 1999 03:15:21 CEST by Szymon Stefanek
|
|
//
|
|
// This file is part of the KVirc irc client distribution
|
|
// Copyright (C) 1999-2006 Szymon Stefanek (pragma at kvirc dot net)
|
|
//
|
|
// This program 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 opinion) any later version.
|
|
//
|
|
// This program 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 this program. If not, write to the Free Software Foundation,
|
|
// Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
//
|
|
//=============================================================================
|
|
|
|
#include "kvi_settings.h"
|
|
#include "kvi_inttypes.h"
|
|
|
|
|
|
// KVILIB_API has been removed from therse two functions
|
|
// these should always go inlined
|
|
|
|
inline kvi_u64_t kvi_swap64(kvi_u64_t i)
|
|
{
|
|
// abcdefgh to hgfedcba
|
|
return ((i << 56) | /* h to a */
|
|
((i & 0xff00) << 40) | /* g to b */
|
|
((i & 0xff0000) << 24) | /* f to c */
|
|
((i & 0xff000000) << 8) | /* e to d */
|
|
((i >> 8) & 0xff000000) | /* d to e */
|
|
((i >> 24) & 0xff0000) | /* c to f */
|
|
((i >> 40) & 0xff00) | /* b to g */
|
|
(i >> 56)); /* a to h */
|
|
}
|
|
|
|
inline kvi_u32_t kvi_swap32(kvi_u32_t i)
|
|
{
|
|
// abcd to dcba
|
|
return ((i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24));
|
|
}
|
|
|
|
inline kvi_u16_t kvi_swap16(kvi_u16_t i)
|
|
{
|
|
// ab to ba
|
|
return ((i << 8) | (i >> 8));
|
|
}
|
|
|
|
|
|
|
|
|
|
#endif // !_KVI_BSWAP_H_
|