Kart-Public/src/m_swap.h
James R b8bfe9b83a Use STUN instead of curl to fetch the public IP address for Discord
RFC 5389 is a standard protocol that can be used for this instead of ip4.me.

I may have gone overboard on the CSPRNG... It was fun though.
2020-09-30 03:57:50 -07:00

47 lines
1.3 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2018 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file m_swap.h
/// \brief Endianess handling, swapping 16bit and 32bit
#ifndef __M_SWAP__
#define __M_SWAP__
#include "endian.h"
#define SWAP_SHORT(x) ((INT16)(\
(((UINT16)(x) & (UINT16)0x00ffU) << 8) \
| \
(((UINT16)(x) & (UINT16)0xff00U) >> 8))) \
#define SWAP_LONG(x) ((INT32)(\
(((UINT32)(x) & (UINT32)0x000000ffUL) << 24) \
| \
(((UINT32)(x) & (UINT32)0x0000ff00UL) << 8) \
| \
(((UINT32)(x) & (UINT32)0x00ff0000UL) >> 8) \
| \
(((UINT32)(x) & (UINT32)0xff000000UL) >> 24)))
// Endianess handling.
// WAD files are stored little endian.
#ifdef SRB2_BIG_ENDIAN
#define SHORT SWAP_SHORT
#define LONG SWAP_LONG
#define MSBF_SHORT(x) ((INT16)(x))
#define MSBF_LONG(x) ((INT32)(x))
#else
#define SHORT(x) ((INT16)(x))
#define LONG(x) ((INT32)(x))
#define MSBF_SHORT SWAP_SHORT
#define MSBF_LONG SWAP_LONG
#endif
#endif