shithub: choc

--- a/configure.in

+++ b/configure.in

@@ -60,8 +60,6 @@

 AC_SUBST(ac_aux_dir)

-AC_C_BIGENDIAN

 dnl Shut up the datarootdir warnings.

 AC_DEFUN([AC_DATAROOTDIR_CHECKED])

--- a/src/Makefile.am

+++ b/src/Makefile.am

@@ -64,6 +64,7 @@

 i_scale.c            i_scale.h             \

 i_pcsound.c          i_pcsound.h           \

 i_sound.c            i_sound.h             \

+                     i_swap.h              \

 i_system.c           i_system.h            \

 i_timer.c            i_timer.h             \

 i_video.c            i_video.h             \

@@ -77,7 +78,6 @@

 memio.c              memio.h               \

 mus2mid.c            mus2mid.h             \

 m_random.c           m_random.h            \

-m_swap.c             m_swap.h              \

 net_client.c         net_client.h          \

 net_common.c         net_common.h          \

 net_dedicated.c      net_dedicated.h       \

--- a/src/f_finale.c

+++ b/src/f_finale.c

@@ -31,7 +31,7 @@

 // Functions.

 #include "deh_main.h"

 #include "i_system.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "z_zone.h"

 #include "v_video.h"

 #include "w_wad.h"

--- a/src/hu_lib.c

+++ b/src/hu_lib.c

@@ -29,7 +29,7 @@

 #include "doomdef.h"

 #include "v_video.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "hu_lib.h"

 #include "r_local.h"

--- a/src/hu_stuff.c

+++ b/src/hu_stuff.c

@@ -31,7 +31,7 @@

 #include "z_zone.h"

 #include "deh_main.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "hu_stuff.h"

 #include "hu_lib.h"

--- a/src/i_sound.c

+++ b/src/i_sound.c

@@ -41,10 +41,10 @@

 #include "i_system.h"

 #include "i_pcsound.h"

 #include "i_sound.h"

+#include "i_swap.h"

 #include "deh_main.h"

 #include "m_argv.h"

 #include "m_misc.h"

-#include "m_swap.h"

 #include "w_wad.h"

 #include "doomdef.h"

--- /dev/null

+++ b/src/i_swap.h

@@ -1,0 +1,50 @@

+// Emacs style mode select   -*- C++ -*-

+//-----------------------------------------------------------------------------

+//

+// Copyright(C) 1993-1996 Id Software, Inc.

+// Copyright(C) 2005,2006,2007 Simon Howard

+//

+// 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 option) 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., 59 Temple Place - Suite 330, Boston, MA

+// 02111-1307, USA.

+//

+// DESCRIPTION:

+//	Endianess handling, swapping 16bit and 32bit.

+//

+//-----------------------------------------------------------------------------

+#ifndef __I_SWAP__

+#define __I_SWAP__

+#include "SDL_endian.h"

+// Endianess handling.

+// WAD files are stored little endian.

+// Just use SDL's endianness swapping functions.

+#define SHORT(x)  SDL_SwapLE16(x)

+#define LONG(x)   SDL_SwapLE32(x)

+// Defines for checking the endianness of the system.

+#if SDL_BYTEORDER == SYS_LIL_ENDIAN

+#define SYS_LITTLE_ENDIAN

+#elif SDL_BYTEORDER == SYS_BIG_ENDIAN

+#define SYS_BIG_ENDIAN

+#endif

+#endif

--- a/src/i_video.c

+++ b/src/i_video.c

@@ -39,9 +39,9 @@

 #include "d_main.h"

 #include "i_scale.h"

 #include "i_system.h"

+#include "i_swap.h"

 #include "i_timer.h"

 #include "m_argv.h"

-#include "m_swap.h"

 #include "s_sound.h"

 #include "sounds.h"

 #include "v_video.h"

--- a/src/m_menu.c

+++ b/src/m_menu.c

@@ -36,6 +36,7 @@

 #include "d_main.h"

 #include "deh_main.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "i_timer.h"

 #include "i_video.h"

@@ -51,7 +52,6 @@

 #include "g_game.h"

 #include "m_argv.h"

-#include "m_swap.h"

 #include "p_saveg.h"

 #include "s_sound.h"

--- a/src/m_misc.c

+++ b/src/m_misc.c

@@ -49,12 +49,12 @@

 #include "z_zone.h"

 #include "m_menu.h"

-#include "m_swap.h"

 #include "m_argv.h"

 #include "net_client.h"

 #include "w_wad.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "i_video.h"

 #include "v_video.h"

--- a/src/m_swap.c

+++ /dev/null

@@ -1,54 +1,0 @@

-// Emacs style mode select   -*- C++ -*-

-//-----------------------------------------------------------------------------

-//

-// Copyright(C) 1993-1996 Id Software, Inc.

-// Copyright(C) 2005 Simon Howard

-//

-// 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 option) 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., 59 Temple Place - Suite 330, Boston, MA

-// 02111-1307, USA.

-//

-// DESCRIPTION:

-//	Endianess handling, swapping 16bit and 32bit.

-//

-//-----------------------------------------------------------------------------

-#include "m_swap.h"

-#ifdef WORDS_BIGENDIAN

-// Swap 16bit, that is, MSB and LSB byte.

-unsigned short SwapSHORT(unsigned short x)

-{

-    // No masking with 0xFF should be necessary.

-    return (x>>8) | (x<<8);

-}

-// Swapping 32bit.

-unsigned int SwapLONG( unsigned int x)

-{

-    return

-	(x>>24)

-	| ((x>>8) & 0xff00)

-	| ((x<<8) & 0xff0000)

-	| (x<<24);

-}

-#endif

--- a/src/m_swap.h

+++ /dev/null

@@ -1,50 +1,0 @@

-// Emacs style mode select   -*- C++ -*-

-//-----------------------------------------------------------------------------

-//

-// Copyright(C) 1993-1996 Id Software, Inc.

-// Copyright(C) 2005 Simon Howard

-//

-// 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 option) 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., 59 Temple Place - Suite 330, Boston, MA

-// 02111-1307, USA.

-//

-// DESCRIPTION:

-//	Endianess handling, swapping 16bit and 32bit.

-//

-//-----------------------------------------------------------------------------

-#ifndef __M_SWAP__

-#define __M_SWAP__

-#include "config.h"

-// Endianess handling.

-// WAD files are stored little endian.

-#ifdef WORDS_BIGENDIAN

-extern unsigned short	SwapSHORT(unsigned short);

-extern unsigned int	SwapLONG(unsigned int);

-#define SHORT(x)	((short)SwapSHORT((unsigned short) (x)))

-#define LONG(x)         ((int)SwapLONG((unsigned int) (x)))

-#else

-#define SHORT(x)	(x)

-#define LONG(x)         (x)

-#endif

-#endif

--- a/src/md5.c

+++ b/src/md5.c

@@ -19,16 +19,23 @@

  *  - Ian Jackson <ian@chiark.greenend.org.uk>.

  * Still in the public domain.

*/

-#include "config.h"

+#include "i_swap.h"

 #include <string.h>             /* for memcpy() */

 #include <sys/types.h>          /* for stupid systems */

 #include "md5.h"

-#ifdef WORDS_BIGENDIAN

-void

-byteSwap(UWORD32 *buf, unsigned words)

+#ifdef SYS_LITTLE_ENDIAN

+// Little endian system - no byte swapping required

+#define ByteSwapBlock(x)

+#else

+void ByteSwapBlock(UWORD32 *buf, unsigned words)

         md5byte *p = (md5byte *)buf;

@@ -38,10 +45,9 @@

                 p += 4;

         } while (--words);

-#else

-#define byteSwap(buf,words)

-#endif

+#endif /* #ifndef SYS_LITTLE_ENDIAN */

/*

  * Start MD5 accumulation.  Set bit count to 0 and buffer to mysterious

  * initialization constants.

@@ -80,7 +86,7 @@

         /* First chunk is an odd size */

         memcpy((md5byte *)ctx->in + 64 - t, buf, t);

-        byteSwap(ctx->in, 16);

+        ByteSwapBlock(ctx->in, 16);

         MD5_Transform(ctx->buf, ctx->in);

         buf += t;

         len -= t;

@@ -88,7 +94,7 @@

         /* Process data in 64-byte chunks */

         while (len >= 64) {

                 memcpy(ctx->in, buf, 64);

-                byteSwap(ctx->in, 16);

+                ByteSwapBlock(ctx->in, 16);

                 MD5_Transform(ctx->buf, ctx->in);

                 buf += 64;

                 len -= 64;

@@ -133,13 +139,13 @@

         if (count < 0) {        /* Padding forces an extra block */

                 memset(p, 0, count + 8);

-                byteSwap(ctx->in, 16);

+                ByteSwapBlock(ctx->in, 16);

                 MD5_Transform(ctx->buf, ctx->in);

                 p = (md5byte *)ctx->in;

                 count = 56;

         memset(p, 0, count);

-        byteSwap(ctx->in, 14);

+        ByteSwapBlock(ctx->in, 14);

         /* Append length in bits and transform */

         ctx->in[14] = ctx->bytes[0] << 3;

@@ -146,7 +152,7 @@

         ctx->in[15] = ctx->bytes[1] << 3 | ctx->bytes[0] >> 29;

         MD5_Transform(ctx->buf, ctx->in);

-        byteSwap(ctx->buf, 4);

+        ByteSwapBlock(ctx->buf, 4);

         memcpy(digest, ctx->buf, 16);

         memset(ctx, 0, sizeof(ctx));    /* In case it's sensitive */

@@ -255,3 +261,4 @@

 #endif

--- a/src/mus2mid.c

+++ b/src/mus2mid.c

@@ -26,7 +26,7 @@

 #include <stdio.h>

 #include "doomtype.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "memio.h"

 #include "mus2mid.h"

--- a/src/p_setup.c

+++ b/src/p_setup.c

@@ -32,7 +32,7 @@

 #include "z_zone.h"

 #include "deh_main.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "m_bbox.h"

 #include "g_game.h"

--- a/src/r_data.c

+++ b/src/r_data.c

@@ -28,10 +28,10 @@

 #include "deh_main.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "z_zone.h"

-#include "m_swap.h"

 #include "w_wad.h"

--- a/src/r_things.c

+++ b/src/r_things.c

@@ -33,8 +33,8 @@

 #include "deh_main.h"

 #include "doomdef.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "z_zone.h"

 #include "w_wad.h"

--- a/src/st_lib.c

+++ b/src/st_lib.c

@@ -34,8 +34,7 @@

 #include "z_zone.h"

 #include "v_video.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "w_wad.h"

--- a/src/v_video.c

+++ b/src/v_video.c

@@ -36,7 +36,7 @@

 #include "doomdata.h"

 #include "m_bbox.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "v_video.h"

--- a/src/w_wad.c

+++ b/src/w_wad.c

@@ -33,7 +33,7 @@

 #include <string.h>

 #include "doomtype.h"

-#include "m_swap.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "i_video.h"

 #include "z_zone.h"

--- a/src/wi_stuff.c

+++ b/src/wi_stuff.c

@@ -30,9 +30,9 @@

 #include "z_zone.h"

 #include "m_random.h"

-#include "m_swap.h"

 #include "deh_main.h"

+#include "i_swap.h"

 #include "i_system.h"

 #include "w_wad.h"