Added header file for bitswap, and made the fliptable global for re-use

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5120 a1c6a512-1295-4272-9138-f99709370657

apps/plugin.c

@@ -67,7 +67,7 @@
 static unsigned char pluginbuf[PLUGIN_BUFFER_SIZE];
 #else
 extern unsigned char pluginbuf[];
-extern void bitswap(unsigned char *data, int length);
+#include "bitswap.h"
 #endif
 
 static bool plugin_loaded = false;

apps/talk.c

@@ -32,7 +32,7 @@
 #include "lang.h"
 #include "talk.h"
 #include "id3.h"
-extern void bitswap(unsigned char *data, int length); /* no header for this */
+#include "bitswap.h"
 
 /***************** Constants *****************/
 

firmware/bitswap.S

@@ -109,6 +109,7 @@ _bitswap:
     nop
 
     .align  2
+    .global _fliptable
 
     .byte   0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1
     .byte   0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1

firmware/export/bitswap.h

@@ -0,0 +1,25 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2004 by Jens Arnold
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef _BITSWAP_H_
+#define _BITSWAP_H_
+
+extern void bitswap(unsigned char *data, int length);
+extern const unsigned char fliptable[];  /* index is signed char! */
+
+#endif

firmware/mpeg.c

@@ -42,7 +42,7 @@
 #include "mpegplay.h"
 #endif /* #ifndef SIMULATOR */
 
-extern void bitswap(unsigned char *data, int length);
+#include "bitswap.h"
 
 #ifdef HAVE_MAS3587F
 static void init_recording(void);